Merge branch 'devel'

.air.toml

@@ -5,13 +5,16 @@ tmp_dir = "tmp"
 [build]
 args_bin = [
     "-articles tmp/articles",
+    "-config tmp/config.toml",
     "-desc 'Freiheit, Gleichheit, Brüderlichkeit, Toleranz und Humanität'",
     "-domain localhost",
+    "-firebase tmp/firebase.json",
     "-key tmp/key.gob",
     "-link https://distrikt-ni-st.de",
     "-log tmp/cpolis.log",
     "-pdfs tmp/pdfs",
     "-pics tmp/pics",
+    "-port 8080",
     "-rss tmp/orientexpress_alle.rss",
     "-title 'Freimaurer Distrikt Niedersachsen und Sachsen-Anhalt'",
     "-web web",

cmd/backend/articles.go

@@ -9,18 +9,21 @@ import (
 )
 
 type Article struct {
-	Title       string
-	Created     time.Time
-	Description string
-	Link        string
-	EncURL      string
-	EncLength   int
-	EncType     string
-	Published   bool
-	Rejected    bool
-	ID          int64
-	AuthorID    int64
-	IssueID     int64
+	Created       time.Time
+	Title         string
+	Description   string
+	Link          string
+	EncURL        string
+	EncType       string
+	ID            int64
+	AuthorID      int64
+	IssueID       int64
+	EditedID      int64
+	EncLength     int
+	Published     bool
+	Rejected      bool
+	IsInIssue     bool
+	AutoGenerated bool
 }
 
 func (db *DB) AddArticle(a *Article) (int64, error) {
@@ -29,8 +32,9 @@ func (db *DB) AddArticle(a *Article) (int64, error) {
 	selectQuery := "SELECT id FROM issues WHERE published = false"
 	insertQuery := `
     INSERT INTO articles
-        (title, description, link, enc_url, enc_length, enc_type, published, rejected, author_id, issue_id)
-    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+        (title, description, link, enc_url, enc_length, enc_type, published,
+        rejected, author_id, issue_id, edited_id, is_in_issue, auto_generated)
+    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
     `
 
 	for i := 0; i < TxMaxRetries; i++ {
@@ -48,7 +52,8 @@ func (db *DB) AddArticle(a *Article) (int64, error) {
 			}
 
 			result, err := tx.Exec(insertQuery, a.Title, a.Description, a.Link,
-				a.EncURL, a.EncLength, a.EncType, a.Published, a.Rejected, a.AuthorID, id)
+				a.EncURL, a.EncLength, a.EncType, a.Published, a.Rejected, a.AuthorID, id,
+				a.EditedID, a.IsInIssue, a.AutoGenerated)
 			if err != nil {
 				if rollbackErr := tx.Rollback(); rollbackErr != nil {
 					log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
@@ -82,7 +87,9 @@ func (db *DB) AddArticle(a *Article) (int64, error) {
 
 func (db *DB) GetArticle(id int64) (*Article, error) {
 	query := `
-    SELECT title, created, description, link, enc_url, enc_length, enc_type, published, author_id
+    SELECT
+        title, created, description, link, enc_url, enc_length, enc_type,
+        published, author_id, issue_id, edited_id, is_in_issue, auto_generated
     FROM articles
     WHERE id = ?
     `
@@ -94,7 +101,8 @@ func (db *DB) GetArticle(id int64) (*Article, error) {
 
 	if err := row.Scan(&article.Title, &created, &article.Description,
 		&article.Link, &article.EncURL, &article.EncLength, &article.EncType,
-		&article.Published, &article.AuthorID); err != nil {
+		&article.Published, &article.AuthorID, &article.IssueID, &article.EditedID,
+		&article.IsInIssue, &article.AutoGenerated); err != nil {
 		return nil, fmt.Errorf("error scanning article row: %v", err)
 	}
 
@@ -107,14 +115,15 @@ func (db *DB) GetArticle(id int64) (*Article, error) {
 	return article, nil
 }
 
-func (db *DB) GetCertainArticles(published, rejected bool) ([]*Article, error) {
-	query := `
-    SELECT id, title, created, description, link, enc_url, enc_length, enc_type, author_id, issue_id
+func (db *DB) GetCertainArticles(attribute string, value bool) ([]*Article, error) {
+	query := fmt.Sprintf(`
+    SELECT
+        id, title, created, description, link, enc_url, enc_length, enc_type,
+        author_id, issue_id, published, rejected, is_in_issue, auto_generated
     FROM articles
-    WHERE published = ?
-    AND rejected = ?
-    `
-	rows, err := db.Query(query, published, rejected)
+    WHERE %s = ?
+    `, attribute)
+	rows, err := db.Query(query, value)
 	if err != nil {
 		return nil, fmt.Errorf("error querying articles: %v", err)
 	}
@@ -126,11 +135,11 @@ func (db *DB) GetCertainArticles(published, rejected bool) ([]*Article, error) {
 
 		if err = rows.Scan(&article.ID, &article.Title, &created,
 			&article.Description, &article.Link, &article.EncURL, &article.EncLength,
-			&article.EncType, &article.AuthorID, &article.IssueID); err != nil {
+			&article.EncType, &article.AuthorID, &article.IssueID, &article.Published,
+			&article.Rejected, &article.IsInIssue, &article.AutoGenerated); err != nil {
 			return nil, fmt.Errorf("error scanning article row: %v", err)
 		}
 
-		article.Published = false
 		article.Created, err = time.Parse("2006-01-02 15:04:05", string(created))
 		if err != nil {
 			return nil, fmt.Errorf("error parsing created: %v", err)
@@ -147,9 +156,11 @@ func (db *DB) GetCurrentIssueArticles() ([]*Article, error) {
 	txOptions := &sql.TxOptions{Isolation: sql.LevelSerializable}
 	issueQuery := "SELECT id FROM issues WHERE published = false"
 	articlesQuery := `
-    SELECT id, title, created, description, link, enc_url, enc_length, enc_type, author_id
+    SELECT
+        id, title, created, description, link, enc_url, enc_length, enc_type,
+        author_id, auto_generated
     FROM articles
-    WHERE issue_id = ? AND published = true
+    WHERE issue_id = ? AND published = true AND is_in_issue = true
     `
 
 	for i := 0; i < TxMaxRetries; i++ {
@@ -182,7 +193,7 @@ func (db *DB) GetCurrentIssueArticles() ([]*Article, error) {
 
 				if err = rows.Scan(&article.ID, &article.Title, &created,
 					&article.Description, &article.Link, &article.EncURL, &article.EncLength,
-					&article.EncType, &article.AuthorID); err != nil {
+					&article.EncType, &article.AuthorID, &article.AutoGenerated); err != nil {
 					if rollbackErr := tx.Rollback(); rollbackErr != nil {
 						log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
 					}
@@ -264,14 +275,13 @@ func (db *DB) AddArticleToCurrentIssue(id int64) error {
 
 func (db *DB) DeleteArticle(id int64) error {
 	articlesTagsQuery := "DELETE FROM articles_tags WHERE article_id = ?"
+	articlesQuery := "DELETE FROM articles WHERE id = ?"
 
 	_, err := db.Exec(articlesTagsQuery, id)
 	if err != nil {
 		return fmt.Errorf("error deleting article %v from DB: %v", id, err)
 	}
 
-	articlesQuery := "DELETE FROM articles WHERE id = ?"
-
 	_, err = db.Exec(articlesQuery, id)
 	if err != nil {
 		return fmt.Errorf("error deleting article %v from DB: %v", id, err)

cmd/backend/config.go

@@ -3,6 +3,7 @@ package backend
 import (
 	"flag"
 	"fmt"
+	"io/fs"
 	"os"
 	"path/filepath"
 	"strings"
@@ -11,75 +12,96 @@ import (
 )
 
 type Config struct {
-	ArticleDir  string
-	DBName      string
-	Description string
-	Domain      string
-	FirebaseKey string
-	KeyFile     string
-	Link        string
-	LogFile     string
-	PDFDir      string
-	PicsDir     string
-	Port        string
-	RSSFile     string
-	Title       string
-	WebDir      string
+	ArticleDir   string
+	ConfigFile   string
+	DBName       string
+	Description  string
+	Domain       string
+	FirebaseKey  string
+	KeyFile      string
+	Link         string
+	LogFile      string
+	PDFDir       string
+	PicsDir      string
+	Port         string
+	RSSFile      string
+	Title        string
+	WebDir       string
+	MaxImgHeight int
+	MaxImgWidth  int
 }
 
 func newConfig() *Config {
 	return &Config{
-		ArticleDir:  "/var/www/cpolis/articles",
-		DBName:      "cpolis",
-		FirebaseKey: "/var/www/cpolis/serviceAccountKey.json",
-		KeyFile:     "/var/www/cpolis/cpolis.key",
-		LogFile:     "/var/log/cpolis.log",
-		PDFDir:      "/var/www/cpolis/pdfs",
-		PicsDir:     "/var/www/cpolis/pics",
-		RSSFile:     "/var/www/cpolis/cpolis.rss",
-		WebDir:      "/var/www/cpolis/web",
+		ArticleDir:   "/var/www/cpolis/articles",
+		ConfigFile:   "/etc/cpolis/config.toml",
+		DBName:       "cpolis",
+		FirebaseKey:  "/var/www/cpolis/serviceAccountKey.json",
+		KeyFile:      "/var/www/cpolis/cpolis.key",
+		LogFile:      "/var/log/cpolis.log",
+		MaxImgHeight: 1080,
+		MaxImgWidth:  1920,
+		PDFDir:       "/var/www/cpolis/pdfs",
+		PicsDir:      "/var/www/cpolis/pics",
+		Port:         ":8080",
+		RSSFile:      "/var/www/cpolis/cpolis.rss",
+		WebDir:       "/var/www/cpolis/web",
 	}
 }
 
-func (c *Config) readFile() error {
-	cfgFile, err := filepath.Abs(os.Getenv("HOME") + "/.config/cpolis/config.toml")
+func mkDir(path string, perm fs.FileMode) (string, error) {
+	var err error
+
+	stringSlice := strings.Split(path, "/")
+	name := stringSlice[len(stringSlice)-1]
+
+	path, err = filepath.Abs(path)
 	if err != nil {
-		return fmt.Errorf("error getting absolute path for config file: %v", err)
+		return "", fmt.Errorf("error finding absolute path for %v directory: %v", name, err)
+	}
+	if err = os.MkdirAll(path, perm); err != nil {
+		return "", fmt.Errorf("error creating %v directory: %v", name, err)
 	}
 
-	_, err = os.Stat(cfgFile)
-	if os.IsNotExist(err) {
-		fileStrings := strings.Split(cfgFile, "/")
+	return path, nil
+}
 
-		dir := strings.Join(fileStrings[0:len(fileStrings)-1], "/")
-		if err = os.MkdirAll(dir, 0755); err != nil {
-			return fmt.Errorf("error creating config directory: %v", err)
+func mkFile(path string, filePerm, dirPerm fs.FileMode) (string, error) {
+	var err error
+
+	path, err = filepath.Abs(path)
+	if err != nil {
+		return "", fmt.Errorf("error finding absolute path for %v: %v", path, err)
+	}
+
+	stringSlice := strings.Split(path, "/")
+	_, err = os.Stat(path)
+	if os.IsNotExist(err) {
+		dir := strings.Join(stringSlice[:len(stringSlice)-1], "/")
+		if err = os.MkdirAll(dir, dirPerm); err != nil {
+			return "", fmt.Errorf("error creating %v: %v", dir, err)
 		}
 
-		fileName := fileStrings[len(fileStrings)-1]
+		fileName := stringSlice[len(stringSlice)-1]
 		file, err := os.Create(dir + "/" + fileName)
 		if err != nil {
-			return fmt.Errorf("error creating config file: %v", err)
+			return "", fmt.Errorf("error creating %v: %v", fileName, err)
 		}
 		defer file.Close()
-		if err = file.Chmod(0644); err != nil {
-			return fmt.Errorf("error setting permissions for config file: %v", err)
-		}
-	} else {
-		_, err = toml.DecodeFile(cfgFile, c)
-		if err != nil {
-			return fmt.Errorf("error reading config file: %v", err)
+		if err = file.Chmod(filePerm); err != nil {
+			return "", fmt.Errorf("error setting permissions for %v: %v", fileName, err)
 		}
 	}
 
-	return nil
+	return path, nil
 }
 
 func (c *Config) handleCliArgs() error {
+	var port int
 	var err error
-	port := 8080
 
 	flag.StringVar(&c.ArticleDir, "articles", c.ArticleDir, "articles directory")
+	flag.StringVar(&c.ConfigFile, "config", c.ConfigFile, "config file")
 	flag.StringVar(&c.DBName, "db", c.DBName, "DB name")
 	flag.StringVar(&c.Description, "desc", c.Description, "channel description")
 	flag.StringVar(&c.Domain, "domain", c.Domain, "domain name")
@@ -92,61 +114,130 @@ func (c *Config) handleCliArgs() error {
 	flag.StringVar(&c.RSSFile, "rss", c.RSSFile, "RSS file")
 	flag.StringVar(&c.Title, "title", c.Title, "channel title")
 	flag.StringVar(&c.WebDir, "web", c.WebDir, "web directory")
+	flag.IntVar(&c.MaxImgHeight, "height", c.MaxImgHeight, "maximum image height")
+	flag.IntVar(&c.MaxImgWidth, "width", c.MaxImgWidth, "maximum image width")
 	flag.IntVar(&port, "port", port, "port")
 	flag.Parse()
 
-	c.ArticleDir, err = filepath.Abs(c.ArticleDir)
-	if err != nil {
-		return fmt.Errorf("error finding absolute path for articles directory: %v", err)
-	}
-	if err = os.MkdirAll(c.ArticleDir, 0755); err != nil {
-		return fmt.Errorf("error creating articles directory: %v", err)
+	if port != 0 {
+		c.Port = fmt.Sprint(":", port)
 	}
 
-	c.FirebaseKey, err = filepath.Abs(c.FirebaseKey)
+	c.ConfigFile, err = mkFile(c.ConfigFile, 0600, 0700)
 	if err != nil {
-		return fmt.Errorf("error finding absolute path for Firebase service account key file: %v", err)
+		return fmt.Errorf("error setting up file: %v", err)
 	}
 
-	c.KeyFile, err = filepath.Abs(c.KeyFile)
+	return nil
+}
+
+func (c *Config) handleFile(configFile string) error {
+	_, err := toml.DecodeFile(configFile, c)
 	if err != nil {
-		return fmt.Errorf("error finding absolute path for key file: %v", err)
+		return fmt.Errorf("error reading config file: %v", err)
 	}
 
-	c.LogFile, err = filepath.Abs(c.LogFile)
+	return nil
+}
+
+func (c *Config) setupConfig(cliConfig *Config) error {
+	var err error
+	defaultConfig := newConfig()
+
+	if cliConfig.ArticleDir != defaultConfig.ArticleDir {
+		c.ArticleDir = cliConfig.ArticleDir
+	}
+	c.ArticleDir, err = mkDir(c.ArticleDir, 0700)
 	if err != nil {
-		return fmt.Errorf("error finding absolute path for log file: %v", err)
+		return fmt.Errorf("error setting up directory: %v", err)
 	}
 
-	c.PDFDir, err = filepath.Abs(c.PDFDir)
-	if err != nil {
-		return fmt.Errorf("error finding absolute path for pdfs directory: %v", err)
-	}
-	if err = os.MkdirAll(c.PDFDir, 0755); err != nil {
-		return fmt.Errorf("error creating pdfs directory: %v", err)
+	if cliConfig.DBName != defaultConfig.DBName {
+		c.DBName = cliConfig.DBName
 	}
 
-	c.PicsDir, err = filepath.Abs(c.PicsDir)
-	if err != nil {
-		return fmt.Errorf("error finding absolute path for pics directory: %v", err)
-	}
-	if err = os.MkdirAll(c.PicsDir, 0755); err != nil {
-		return fmt.Errorf("error creating pics directory: %v", err)
+	if cliConfig.Description != defaultConfig.Description {
+		c.Description = cliConfig.Description
 	}
 
-	c.Port = fmt.Sprint(":", port)
-
-	c.RSSFile, err = filepath.Abs(c.RSSFile)
-	if err != nil {
-		return fmt.Errorf("error finding absolute path for RSS file: %v", err)
+	if cliConfig.Domain != defaultConfig.Domain {
+		c.Domain = cliConfig.Domain
 	}
 
-	c.WebDir, err = filepath.Abs(c.WebDir)
-	if err != nil {
-		return fmt.Errorf("error finding absolute path for web directory: %v", err)
+	if cliConfig.FirebaseKey != defaultConfig.FirebaseKey {
+		c.FirebaseKey = cliConfig.FirebaseKey
 	}
-	if err = os.MkdirAll(c.WebDir, 0755); err != nil {
-		return fmt.Errorf("error creating web directory: %v", err)
+	c.FirebaseKey, err = mkFile(c.FirebaseKey, 0600, 0700)
+	if err != nil {
+		return fmt.Errorf("error setting up file: %v", err)
+	}
+
+	if cliConfig.KeyFile != defaultConfig.KeyFile {
+		c.KeyFile = cliConfig.KeyFile
+	}
+	c.KeyFile, err = mkFile(c.KeyFile, 0600, 0700)
+	if err != nil {
+		return fmt.Errorf("error setting up file: %v", err)
+	}
+
+	if cliConfig.Link != defaultConfig.Link {
+		c.Link = cliConfig.Link
+	}
+
+	if cliConfig.LogFile != defaultConfig.LogFile {
+		c.LogFile = cliConfig.LogFile
+	}
+	c.LogFile, err = mkFile(c.LogFile, 0600, 0700)
+	if err != nil {
+		return fmt.Errorf("error setting up file: %v", err)
+	}
+
+	if cliConfig.MaxImgHeight != defaultConfig.MaxImgHeight {
+		c.MaxImgHeight = cliConfig.MaxImgHeight
+	}
+
+	if cliConfig.MaxImgWidth != defaultConfig.MaxImgWidth {
+		c.MaxImgWidth = cliConfig.MaxImgWidth
+	}
+
+	if cliConfig.PDFDir != defaultConfig.PDFDir {
+		c.PDFDir = cliConfig.PDFDir
+	}
+	c.PDFDir, err = mkDir(c.PDFDir, 0700)
+	if err != nil {
+		return fmt.Errorf("error setting up directory: %v", err)
+	}
+
+	if cliConfig.PicsDir != defaultConfig.PicsDir {
+		c.PicsDir = cliConfig.PicsDir
+	}
+	c.PicsDir, err = mkDir(c.PicsDir, 0700)
+	if err != nil {
+		return fmt.Errorf("error setting up directory: %v", err)
+	}
+
+	if cliConfig.Port != defaultConfig.Port {
+		c.Port = cliConfig.Port
+	}
+
+	if cliConfig.RSSFile != defaultConfig.RSSFile {
+		c.RSSFile = cliConfig.RSSFile
+	}
+	c.RSSFile, err = mkFile(c.RSSFile, 0600, 0700)
+	if err != nil {
+		return fmt.Errorf("error setting up file: %v", err)
+	}
+
+	if cliConfig.Title != defaultConfig.Title {
+		c.Title = cliConfig.Title
+	}
+
+	if cliConfig.WebDir != defaultConfig.WebDir {
+		c.WebDir = cliConfig.WebDir
+	}
+	c.WebDir, err = mkDir(c.WebDir, 0700)
+	if err != nil {
+		return fmt.Errorf("error setting up directory: %v", err)
 	}
 
 	return nil
@@ -154,13 +245,19 @@ func (c *Config) handleCliArgs() error {
 
 func HandleConfig() (*Config, error) {
 	config := newConfig()
+	cliConfig := newConfig()
 
-	if err := config.readFile(); err != nil {
-		return nil, fmt.Errorf("error reading config file: %v", err)
+	if err := cliConfig.handleCliArgs(); err != nil {
+		return nil, fmt.Errorf("error handling cli arguments: %v", err)
 	}
 
-	if err := config.handleCliArgs(); err != nil {
-		return nil, fmt.Errorf("error handling cli arguments: %v", err)
+	err := config.handleFile(cliConfig.ConfigFile)
+	if err != nil {
+		return nil, fmt.Errorf("error reading configuration file: %v", err)
+	}
+
+	if err = config.setupConfig(cliConfig); err != nil {
+		return nil, fmt.Errorf("error setting up files: %v", err)
 	}
 
 	return config, nil

cmd/backend/files.go

@@ -0,0 +1,28 @@
+package backend
+
+import (
+	"fmt"
+	"io"
+	"os"
+)
+
+func CopyFile(src, dst string) error {
+	srcFile, err := os.Open(src)
+	if err != nil {
+		return fmt.Errorf("error opening source file: %v", err)
+	}
+	defer srcFile.Close()
+
+	dstFile, err := os.OpenFile(dst, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0644)
+	if err != nil {
+		return fmt.Errorf("error opening destination file: %v", err)
+	}
+	defer dstFile.Close()
+
+	_, err = io.Copy(dstFile, srcFile)
+	if err != nil {
+		return fmt.Errorf("error copying file: %v", err)
+	}
+
+	return dstFile.Sync()
+}

cmd/backend/firebase.go

@@ -8,9 +8,7 @@ import (
 	"google.golang.org/api/option"
 )
 
-type Client struct {
-	*auth.Client
-}
+type Client struct{ *auth.Client }
 
 func NewClient(c *Config) (*Client, error) {
 	var err error

cmd/backend/images.go

@@ -0,0 +1,44 @@
+package backend
+
+import (
+	"fmt"
+	"image"
+	"io"
+	"os"
+
+	"github.com/chai2010/webp"
+	"github.com/disintegration/imaging"
+	"github.com/google/uuid"
+)
+
+var ErrUnsupportedFormat error = image.ErrFormat // used internally by imaging
+
+func SaveImage(c *Config, src io.Reader) (string, error) {
+	img, err := imaging.Decode(src, imaging.AutoOrientation(true))
+	if err != nil {
+		if err == ErrUnsupportedFormat {
+			return "", ErrUnsupportedFormat
+		}
+		return "", fmt.Errorf("error decoding image: %v", err)
+	}
+
+	if img.Bounds().Dy() > c.MaxImgHeight {
+		img = imaging.Resize(img, 0, c.MaxImgHeight, imaging.Lanczos)
+	}
+	if img.Bounds().Dx() > c.MaxImgWidth {
+		img = imaging.Resize(img, c.MaxImgWidth, 0, imaging.Lanczos)
+	}
+
+	filename := fmt.Sprint(uuid.New(), ".webp")
+	file, err := os.Create(c.PicsDir + "/" + filename)
+	if err != nil {
+		return "", fmt.Errorf("error creating new image file: %v", err)
+	}
+	defer file.Close()
+
+	if err = webp.Encode(file, img, &webp.Options{Lossless: true}); err != nil {
+		return "", fmt.Errorf("error encoding image as webp: %v", err)
+	}
+
+	return filename, nil
+}

cmd/backend/rss.go

@@ -17,7 +17,7 @@ func GenerateRSS(c *Config, db *DB) (*string, error) {
 		Items:       make([]*rss.Item, 0),
 	}
 
-	articles, err := db.GetCertainArticles(true, false)
+	articles, err := db.GetCertainArticles("published", true)
 	if err != nil {
 		return nil, fmt.Errorf("error getting published articles for RSS feed: %v", err)
 	}
@@ -31,7 +31,13 @@ func GenerateRSS(c *Config, db *DB) (*string, error) {
 		for _, tag := range tags {
 			tagNames = append(tagNames, tag.Name)
 		}
-		tagNames = append(tagNames, fmt.Sprint("Orient Express ", article.IssueID))
+
+		if article.IsInIssue || article.AutoGenerated {
+			tagNames = append(tagNames, fmt.Sprint("Orient Express ", article.IssueID))
+		}
+		if article.AutoGenerated {
+			tagNames = append(tagNames, "autogenerated")
+		}
 
 		user, err := db.GetUser(article.AuthorID)
 		if err != nil {
@@ -57,9 +63,8 @@ func GenerateRSS(c *Config, db *DB) (*string, error) {
 			PubDate:     article.Created.Format(time.RFC1123Z),
 			Title:       articleTitle,
 		}
-		fmt.Println(article.Link, ": ", len(article.Link))
 
-		if article.Title == "Autogenerated cpolis Issue Article" {
+		if article.AutoGenerated {
 			item.Enclosure = &rss.Enclosure{
 				Url:    article.EncURL,
 				Lenght: article.EncLength,

cmd/backend/sessions.go

@@ -10,9 +10,10 @@ import (
 	"github.com/gorilla/sessions"
 )
 
-type CookieStore struct {
-	sessions.CookieStore
-}
+type (
+	CookieStore struct{ sessions.CookieStore }
+	Session     struct{ sessions.Session }
+)
 
 func NewKey() ([]byte, error) {
 	key := make([]byte, 32)

cmd/backend/users.go

@@ -47,7 +47,7 @@ func (db *DB) AddUser(u *User, pass string) (int64, error) {
 	return id, nil
 }
 
-func (db *DB) GetID(userName string) (int64, bool) {
+func (db *DB) GetID(userName string) int64 {
 	var id int64
 
 	query := `
@@ -56,11 +56,11 @@ func (db *DB) GetID(userName string) (int64, bool) {
     WHERE username = ?
     `
 	row := db.QueryRow(query, userName)
-	if err := row.Scan(&id); err != nil {
-		return 0, false
+	if err := row.Scan(&id); err != nil { // seems like the only possible error is ErrNoRows
+		return 0
 	}
 
-	return id, true
+	return id
 }
 
 func (db *DB) CheckPassword(id int64, pass string) error {
@@ -146,7 +146,7 @@ func (db *DB) GetUser(id int64) (*User, error) {
 	return user, nil
 }
 
-func (db *DB) UpdateOwnAttributes(id int64, user, first, last, oldPass, newPass, newPass2 string) error {
+func (db *DB) UpdateOwnUserAttributes(id int64, user, first, last, oldPass, newPass, newPass2 string) error {
 	passwordEmpty := true
 	if len(newPass) > 0 || len(newPass2) > 0 {
 		if newPass != newPass2 {
@@ -228,7 +228,7 @@ func (db *DB) AddFirstUser(u *User, pass string) (int64, error) {
 				if err = tx.Commit(); err != nil {
 					return 0, fmt.Errorf("error committing transaction: %v", err)
 				}
-				return 2, nil
+				return -1, nil
 			}
 
 			hashedPass, err := bcrypt.GenerateFromPassword([]byte(pass), bcrypt.DefaultCost)

cmd/frontend/articles.go

@@ -4,16 +4,12 @@ import (
 	"encoding/json"
 	"fmt"
 	"html/template"
-	"io"
 	"log"
 	"net/http"
 	"os"
-	"path/filepath"
 	"strconv"
-	"strings"
 	"time"
 
-	"github.com/google/uuid"
 	b "streifling.com/jason/cpolis/cmd/backend"
 )
 
@@ -22,29 +18,32 @@ const (
 	PreviewMode
 )
 
+type EditorHTMLData struct {
+	Selected     map[int64]bool
+	Content      string
+	Action       string
+	ActionTitle  string
+	ActionButton string
+	HTMLContent  template.HTML
+	Article      *b.Article
+	Tags         []*b.Tag
+}
+
 func WriteArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		type editorHTMLData struct {
-			Title       string
-			Description string
-			Content     string
-			HTMLContent template.HTML
-			Tags        []*b.Tag
-			Mode        int
-		}
-
-		var data editorHTMLData
+		var data *EditorHTMLData
 		if session.Values["article"] == nil {
-			data = editorHTMLData{}
+			data = &EditorHTMLData{Action: "submit", Article: new(b.Article)}
 		} else {
-			data = session.Values["article"].(editorHTMLData)
+			data = session.Values["article"].(*EditorHTMLData)
 		}
-		data.Mode = EditMode
 
 		data.Tags, err = db.GetTagList()
 		if err != nil {
@@ -54,7 +53,11 @@ func WriteArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/editor.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", data)
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", data); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -62,6 +65,8 @@ func SubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -73,11 +78,22 @@ func SubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		article := &b.Article{
-			Title:       r.PostFormValue("article-title"),
-			Description: r.PostFormValue("article-description"),
-			Published:   false,
-			Rejected:    false,
-			AuthorID:    session.Values["id"].(int64),
+			Title:         r.PostFormValue("article-title"),
+			Description:   r.PostFormValue("article-description"),
+			Published:     false,
+			Rejected:      false,
+			AuthorID:      session.Values["id"].(int64),
+			IsInIssue:     r.PostFormValue("issue") == "on",
+			AutoGenerated: false,
+		}
+
+		if len(article.Title) == 0 {
+			http.Error(w, "Bitte den Titel eingeben.", http.StatusBadRequest)
+			return
+		}
+		if len(article.Description) == 0 {
+			http.Error(w, "Bitte die Beschreibung eingeben.", http.StatusBadRequest)
+			return
 		}
 
 		article.ID, err = db.AddArticle(article)
@@ -87,8 +103,14 @@ func SubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			return
 		}
 
+		content := []byte(r.PostFormValue("article-content"))
+		if len(content) == 0 {
+			http.Error(w, "Bitte den Artikel eingeben.", http.StatusBadRequest)
+			return
+		}
+
 		articleAbsName := fmt.Sprint(c.ArticleDir, "/", article.ID, ".md")
-		if err = os.WriteFile(articleAbsName, []byte(r.PostFormValue("article-content")), 0644); err != nil {
+		if err = os.WriteFile(articleAbsName, content, 0644); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -120,7 +142,11 @@ func SubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"]); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -128,6 +154,8 @@ func ResubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -139,8 +167,22 @@ func ResubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		title := r.PostFormValue("article-title")
+		if len(title) == 0 {
+			http.Error(w, "Bitte den Titel eingeben.", http.StatusBadRequest)
+			return
+		}
+
 		description := r.PostFormValue("article-description")
+		if len(description) == 0 {
+			http.Error(w, "Bitte die Beschreibung eingeben.", http.StatusBadRequest)
+			return
+		}
+
 		content := r.PostFormValue("article-content")
+		if len(content) == 0 {
+			http.Error(w, "Bitte den Artikel eingeben.", http.StatusBadRequest)
+			return
+		}
 
 		link := fmt.Sprint(c.ArticleDir, "/", id, ".md")
 		if err = os.WriteFile(link, []byte(content), 0644); err != nil {
@@ -153,6 +195,7 @@ func ResubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			&b.Attribute{Table: "articles", ID: id, AttName: "title", Value: title},
 			&b.Attribute{Table: "articles", ID: id, AttName: "description", Value: description},
 			&b.Attribute{Table: "articles", ID: id, AttName: "rejected", Value: false},
+			&b.Attribute{Table: "articles", ID: id, AttName: "is_in_issue", Value: r.PostFormValue("issue") == "on"},
 		); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -178,26 +221,55 @@ func ResubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"]); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
-func ShowUnpublishedArticles(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
+func ShowUnpublishedUnrejectedAndPublishedRejectedArticles(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		unpublishedArticles, err := db.GetCertainArticles(false, false)
+		rejectedArticles, err := db.GetCertainArticles("rejected", true)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
+		articles := make([]*b.Article, 0)
+		for _, article := range rejectedArticles {
+			if article.Published {
+				articles = append(articles, article)
+			}
+		}
+
+		unpublishedArticles, err := db.GetCertainArticles("published", false)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		for _, article := range unpublishedArticles {
+			if !article.Rejected {
+				articles = append(articles, article)
+			}
+		}
+
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/unpublished-articles.html")
-		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", unpublishedArticles)
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", articles); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -205,16 +277,17 @@ func ShowRejectedArticles(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerF
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		type htmlData struct {
+		data := new(struct {
 			MyIDs            map[int64]bool
 			RejectedArticles []*b.Article
-		}
-		data := new(htmlData)
+		})
 
-		data.RejectedArticles, err = db.GetCertainArticles(false, true)
+		data.RejectedArticles, err = db.GetCertainArticles("rejected", true)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -230,98 +303,22 @@ func ShowRejectedArticles(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerF
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/rejected-articles.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", data)
-	}
-}
-
-func ReviewUnpublishedArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
-		if _, err := getSession(w, r, c, s); err != nil {
-			return
-		}
-
-		type htmlData struct {
-			Title       string
-			Description string
-			Content     template.HTML
-			Tags        []*b.Tag
-			ID          int64
-		}
-
-		var err error
-		data := new(htmlData)
-
-		data.ID, err = strconv.ParseInt(r.PathValue("id"), 10, 64)
-		if err != nil {
+		if err = tmpl.ExecuteTemplate(w, "page-content", data); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
-
-		article, err := db.GetArticle(data.ID)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
-		data.Title, err = b.ConvertToPlain(article.Title)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
-		data.Description, err = b.ConvertToPlain(article.Description)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
-		articleAbsName := fmt.Sprint(c.ArticleDir, "/", article.ID, ".md")
-		contentBytes, err := os.ReadFile(articleAbsName)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
-		content, err := b.ConvertToHTML(string(contentBytes))
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-		data.Content = template.HTML(content)
-
-		data.Tags, err = db.GetArticleTags(data.ID)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
-		tmpl, err := template.ParseFiles(c.WebDir + "/templates/to-be-published.html")
-		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", data)
 	}
 }
 
 func ReviewRejectedArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		type htmlData struct {
-			Selected map[int64]bool
-			Article  *b.Article
-			Content  string
-			Tags     []*b.Tag
-		}
-		data := new(htmlData)
-
 		id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
 		if err != nil {
 			log.Println(err)
@@ -329,6 +326,7 @@ func ReviewRejectedArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.Handler
 			return
 		}
 
+		data := new(EditorHTMLData)
 		data.Article, err = db.GetArticle(id)
 		if err != nil {
 			log.Println(err)
@@ -337,14 +335,13 @@ func ReviewRejectedArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.Handler
 		}
 
 		articleAbsName := fmt.Sprint(c.ArticleDir, "/", data.Article.ID, ".md")
-		contentBytes, err := os.ReadFile(articleAbsName)
+		content, err := os.ReadFile(articleAbsName)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
-
-		data.Content = string(contentBytes)
+		data.Content = string(content)
 
 		data.Tags, err = db.GetTagList()
 		if err != nil {
@@ -364,9 +361,15 @@ func ReviewRejectedArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.Handler
 			data.Selected[tag.ID] = true
 		}
 
-		tmpl, err := template.ParseFiles(c.WebDir + "/templates/rework-article.html")
+		data.Action = fmt.Sprint("resubmit/", data.Article.ID)
+
+		tmpl, err := template.ParseFiles(c.WebDir + "/templates/editor.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", data)
+		if err = tmpl.ExecuteTemplate(w, "page-content", data); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -374,17 +377,26 @@ func PublishArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
 		id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusBadRequest)
+			return
+		}
+
+		article, err := db.GetArticle(id)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		if err = db.AddArticleToCurrentIssue(id); err != nil {
+		if err = db.AddArticleToCurrentIssue(article.ID); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -400,6 +412,36 @@ func PublishArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			return
 		}
 
+		if article.EditedID != 0 {
+			oldArticle, err := db.GetArticle(article.EditedID)
+			if err != nil {
+				log.Println(err)
+				http.Error(w, err.Error(), http.StatusInternalServerError)
+				return
+			}
+
+			if err = db.DeleteArticle(oldArticle.ID); err != nil {
+				log.Println(err)
+				http.Error(w, err.Error(), http.StatusInternalServerError)
+				return
+			}
+
+			if err = os.Remove(fmt.Sprint(c.ArticleDir, "/", oldArticle.ID, ".md")); err != nil {
+				log.Println(err)
+				http.Error(w, err.Error(), http.StatusInternalServerError)
+				return
+			}
+
+			if err = db.UpdateAttributes(
+				&b.Attribute{Table: "articles", ID: id, AttName: "link", Value: fmt.Sprint(c.Domain, "/article/serve/", article.ID)},
+				&b.Attribute{Table: "articles", ID: id, AttName: "edited_id", Value: 0},
+			); err != nil {
+				log.Println(err)
+				http.Error(w, err.Error(), http.StatusInternalServerError)
+				return
+			}
+		}
+
 		feed, err := b.GenerateRSS(c, db)
 		if err != nil {
 			log.Println(err)
@@ -414,7 +456,11 @@ func PublishArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"]); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -422,6 +468,8 @@ func RejectArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -432,9 +480,7 @@ func RejectArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			return
 		}
 
-		if err = db.UpdateAttributes(
-			&b.Attribute{Table: "articles", ID: id, AttName: "rejected", Value: true},
-		); err != nil {
+		if err = db.UpdateAttributes(&b.Attribute{Table: "articles", ID: id, AttName: "rejected", Value: true}); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -442,13 +488,19 @@ func RejectArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"]); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
 func ShowCurrentArticles(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -460,17 +512,23 @@ func ShowCurrentArticles(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFu
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/current-articles.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", articles)
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", articles); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
 func UploadArticleImage(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		file, header, err := r.FormFile("article-image")
+		file, _, err := r.FormFile("article-image")
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusBadRequest)
@@ -478,25 +536,12 @@ func UploadArticleImage(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 		}
 		defer file.Close()
 
-		nameStrings := strings.Split(header.Filename, ".")
-		extension := "." + nameStrings[len(nameStrings)-1]
-		filename := fmt.Sprint(uuid.New(), extension)
-		absFilepath, err := filepath.Abs(fmt.Sprint(c.PicsDir, "/", filename))
+		filename, err := b.SaveImage(c, file)
 		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
-		img, err := os.Create(absFilepath)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-		defer img.Close()
-
-		if _, err = io.Copy(img, file); err != nil {
+			if err == b.ErrUnsupportedFormat {
+				http.Error(w, "Das Dateiformat wird nicht unterstützt.", http.StatusBadRequest)
+				return
+			}
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -508,71 +553,83 @@ func UploadArticleImage(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 	}
 }
 
-func ShowPublishedArticles(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
+func ShowPublishedArticles(c *b.Config, db *b.DB, s *b.CookieStore, action string) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		publishedArticles, err := db.GetCertainArticles(true, false)
+		data := new(struct {
+			Action   string
+			Articles []*b.Article
+		})
+		data.Action = action
+
+		publishedArticles, err := db.GetCertainArticles("published", true)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		filteredArticles := make([]*b.Article, 0)
 		for _, article := range publishedArticles {
-			if article.Title != "Autogenerated cpolis Issue Article" {
-				filteredArticles = append(filteredArticles, article)
+			if !article.AutoGenerated {
+				data.Articles = append(data.Articles, article)
 			}
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/published-articles.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", filteredArticles)
+		if err = tmpl.ExecuteTemplate(w, "page-content", data); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
-func ReviewArticleForDeletion(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
+func ReviewArticle(c *b.Config, db *b.DB, s *b.CookieStore, action, title, button string) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		type htmlData struct {
-			Title       string
-			Description string
-			Content     template.HTML
-			Tags        []*b.Tag
-			ID          int64
-		}
-
-		var err error
-		data := new(htmlData)
-
-		data.ID, err = strconv.ParseInt(r.PathValue("id"), 10, 64)
+		id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		article, err := db.GetArticle(data.ID)
+		article, err := db.GetArticle(id)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		data.Title, err = b.ConvertToPlain(article.Title)
+		data := &EditorHTMLData{
+			Article: &b.Article{
+				ID:        id,
+				IsInIssue: article.IsInIssue,
+			},
+			Action:       action,
+			ActionTitle:  title,
+			ActionButton: button,
+		}
+
+		data.Article.Title, err = b.ConvertToPlain(article.Title)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		data.Description, err = b.ConvertToPlain(article.Description)
+		data.Article.Description, err = b.ConvertToPlain(article.Description)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -580,31 +637,33 @@ func ReviewArticleForDeletion(c *b.Config, db *b.DB, s *b.CookieStore) http.Hand
 		}
 
 		articleAbsName := fmt.Sprint(c.ArticleDir, "/", article.ID, ".md")
-		contentBytes, err := os.ReadFile(articleAbsName)
+		content, err := os.ReadFile(articleAbsName)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		data.Content, err = b.ConvertToHTML(string(content))
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		data.HTMLContent = template.HTML(data.Content)
+
+		data.Tags, err = db.GetArticleTags(id)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		content, err := b.ConvertToHTML(string(contentBytes))
-		if err != nil {
+		tmpl, err := template.ParseFiles(c.WebDir + "/templates/review-article.html")
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", data); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
-		data.Content = template.HTML(content)
-
-		data.Tags, err = db.GetArticleTags(data.ID)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
-		tmpl, err := template.ParseFiles(c.WebDir + "/templates/to-be-deleted.html")
-		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", data)
 	}
 }
 
@@ -612,6 +671,8 @@ func DeleteArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -648,6 +709,129 @@ func DeleteArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int))
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int)); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+	}
+}
+
+func AllowEditArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		session, err := getSession(w, r, c, s)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		oldID, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		fmt.Println(oldID)
+
+		oldArticle, err := db.GetArticle(oldID)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		newArticle := oldArticle
+		newArticle.Published = false
+		newArticle.Rejected = true
+		newArticle.EditedID = oldArticle.ID
+
+		newID, err := db.AddArticle(newArticle)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		if err = db.UpdateAttributes(&b.Attribute{Table: "articles", ID: oldID, AttName: "edited_id", Value: newID}); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		if err = b.CopyFile(fmt.Sprint(c.ArticleDir, "/", oldID, ".md"), fmt.Sprint(c.ArticleDir, "/", newID, ".md")); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
+		tmpl = template.Must(tmpl, err)
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int)); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+	}
+}
+
+func EditArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		data := new(EditorHTMLData)
+
+		data.Article, err = db.GetArticle(id)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		content, err := os.ReadFile(fmt.Sprint(c.ArticleDir, "/", data.Article.ID, ".md"))
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		data.Content = string(content)
+
+		data.Tags, err = db.GetArticleTags(data.Article.ID)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		selectedTags, err := db.GetArticleTags(id)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		data.Selected = make(map[int64]bool)
+		for _, tag := range selectedTags {
+			data.Selected[tag.ID] = true
+		}
+
+		data.Action = fmt.Sprint("save/", data.Article.ID)
+
+		tmpl, err := template.ParseFiles(c.WebDir + "/templates/editor.html")
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", data); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }

cmd/frontend/editor.go

@@ -1,34 +0,0 @@
-package frontend
-
-import (
-	"html/template"
-	"net/http"
-
-	b "streifling.com/jason/cpolis/cmd/backend"
-)
-
-func CreateTag(c *b.Config, s *b.CookieStore) http.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
-		if _, err := getSession(w, r, c, s); err != nil {
-			return
-		}
-
-		tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-tag.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", nil)
-	}
-}
-
-func AddTag(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
-		session, err := getSession(w, r, c, s)
-		if err != nil {
-			return
-		}
-
-		db.AddTag(r.PostFormValue("tag"))
-
-		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
-		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
-	}
-}

cmd/frontend/issues.go

@@ -3,16 +3,13 @@ package frontend
 import (
 	"fmt"
 	"html/template"
-	"io"
 	"log"
 	"mime"
 	"net/http"
 	"os"
 	"path/filepath"
-	"strings"
 	"time"
 
-	"github.com/google/uuid"
 	b "streifling.com/jason/cpolis/cmd/backend"
 )
 
@@ -20,6 +17,8 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFun
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -30,15 +29,20 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFun
 			return
 		}
 
+		title := r.PostFormValue("issue-title")
+		if len(title) == 0 {
+			http.Error(w, "Bitte den Titel eingeben.", http.StatusBadRequest)
+			return
+		}
+
 		if session.Values["issue-image"] == nil {
-			err := "error: Image required"
-			log.Println(err)
-			http.Error(w, err, http.StatusBadRequest)
+			http.Error(w, "Bitte ein Bild einfügen.", http.StatusBadRequest)
 			return
 		}
 
 		imgFileName := session.Values["issue-image"].(string)
-		imgAbsName := fmt.Sprint(c.PicsDir, "/", imgFileName)
+		fmt.Println(imgFileName)
+		imgAbsName := c.PicsDir + "/" + imgFileName
 
 		imgFile, err := os.Open(imgAbsName)
 		if err != nil {
@@ -55,20 +59,17 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFun
 			return
 		}
 
-		imgSize := imgInfo.Size()
-		mimeType := mime.TypeByExtension(filepath.Ext(imgAbsName))
-
 		article := &b.Article{
-			Title:     "Autogenerated cpolis Issue Article",
-			EncURL:    fmt.Sprint(c.Domain, "/image/serve/", imgFileName),
-			EncLength: int(imgSize),
-			EncType:   mimeType,
-			Published: true,
-			Rejected:  false,
-			Created:   time.Now(),
-			AuthorID:  session.Values["id"].(int64),
+			Title:         title,
+			EncURL:        fmt.Sprint(c.Domain, "/image/serve/", imgFileName),
+			EncLength:     int(imgInfo.Size()),
+			EncType:       mime.TypeByExtension(filepath.Ext(imgAbsName)),
+			Published:     true,
+			Rejected:      false,
+			Created:       time.Now(),
+			AuthorID:      session.Values["id"].(int64),
+			AutoGenerated: true,
 		}
-		fmt.Println(article.Link)
 
 		article.ID, err = db.AddArticle(article)
 		if err != nil {
@@ -77,8 +78,14 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFun
 			return
 		}
 
+		content := []byte(r.PostFormValue("issue-content"))
+		if len(content) == 0 {
+			http.Error(w, "Bitte eine Beschreibung eingeben.", http.StatusBadRequest)
+			return
+		}
+
 		articleAbsName := fmt.Sprint(c.ArticleDir, "/", article.ID, ".md")
-		if err = os.WriteFile(articleAbsName, []byte(r.PostFormValue("article-content")), 0644); err != nil {
+		if err = os.WriteFile(articleAbsName, content, 0644); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -130,7 +137,11 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFun
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"]); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -138,6 +149,8 @@ func UploadIssueImage(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -147,7 +160,7 @@ func UploadIssueImage(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 			return
 		}
 
-		file, header, err := r.FormFile("issue-image")
+		file, _, err := r.FormFile("issue-image")
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -155,25 +168,12 @@ func UploadIssueImage(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 		}
 		defer file.Close()
 
-		nameStrings := strings.Split(header.Filename, ".")
-		extension := "." + nameStrings[len(nameStrings)-1]
-		filename := fmt.Sprint(uuid.New(), extension)
-		absFilepath, err := filepath.Abs(fmt.Sprint(c.PicsDir, "/", filename))
+		filename, err := b.SaveImage(c, file)
 		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
-		img, err := os.Create(absFilepath)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-		defer img.Close()
-
-		if _, err = io.Copy(img, file); err != nil {
+			if err == b.ErrUnsupportedFormat {
+				http.Error(w, "Das Dateiformat wird nicht unterstützt.", http.StatusBadRequest)
+				return
+			}
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return

cmd/frontend/pdf.go

@@ -0,0 +1,79 @@
+package frontend
+
+import (
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"os"
+	"path/filepath"
+
+	"github.com/google/uuid"
+	b "streifling.com/jason/cpolis/cmd/backend"
+)
+
+func UploadPDF(c *b.Config, s *b.CookieStore) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		if err := r.ParseMultipartForm(10 << 20); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusBadRequest)
+			return
+		}
+
+		file, _, err := r.FormFile("pdf-upload")
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		defer file.Close()
+
+		buffer := make([]byte, 512) // Should be enough for mime type
+		if _, err := file.Read(buffer); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		if _, err := file.Seek(0, 0); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		if http.DetectContentType(buffer) != "application/pdf" {
+			http.Error(w, "Die Datei ist kein PDF.", http.StatusInternalServerError)
+			return
+		}
+
+		filename := fmt.Sprint(uuid.New(), ".pdf")
+		absFilepath, err := filepath.Abs(fmt.Sprint(c.PDFDir, "/", filename))
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		pdf, err := os.Create(absFilepath)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		defer pdf.Close()
+
+		if _, err = io.Copy(pdf, file); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		w.WriteHeader(http.StatusOK)
+	}
+}

cmd/frontend/sessions.go

@@ -26,6 +26,29 @@ func saveSession(w http.ResponseWriter, r *http.Request, s *b.CookieStore, u *b.
 	return nil
 }
 
+// getSession is used for verifying that the user is logged in and returns their session and an error.
+func getSession(w http.ResponseWriter, r *http.Request, c *b.Config, s *b.CookieStore) (*b.Session, error) {
+	msg := "Keine gültige Session. Bitte erneut anmelden."
+	tmpl, tmplErr := template.ParseFiles(c.WebDir+"/templates/index.html", c.WebDir+"/templates/login.html")
+
+	tmpSession, err := s.Get(r, "cookie")
+	if err != nil {
+		if err = template.Must(tmpl, tmplErr).ExecuteTemplate(w, "page-content", msg); err != nil {
+			return nil, fmt.Errorf("error executing template: %v", err)
+		}
+		return nil, fmt.Errorf("error getting session: %v", err)
+	}
+
+	session := &b.Session{Session: *tmpSession}
+	if session.IsNew {
+		if err = template.Must(tmpl, tmplErr).ExecuteTemplate(w, "page-content", msg); err != nil {
+			return nil, fmt.Errorf("error executing template: %v", err)
+		}
+	}
+
+	return session, nil
+}
+
 func HomePage(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		numRows, err := db.CountEntries("users")
@@ -33,21 +56,39 @@ func HomePage(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			log.Fatalln(err)
 		}
 
-		files := []string{c.WebDir + "/templates/index.html"}
+		files := make([]string, 2)
+		files[0] = c.WebDir + "/templates/index.html"
 		if numRows == 0 {
-			files = append(files, c.WebDir+"/templates/first-user.html")
+			files[1] = c.WebDir + "/templates/first-user.html"
 			tmpl, err := template.ParseFiles(files...)
-			template.Must(tmpl, err).Execute(w, nil)
+			if err = template.Must(tmpl, err).Execute(w, nil); err != nil {
+				log.Println(err)
+				http.Error(w, err.Error(), http.StatusInternalServerError)
+				return
+			}
 		} else {
-			session, _ := s.Get(r, "cookie")
+			session, err := s.Get(r, "cookie")
+			if err != nil {
+				log.Println(err)
+				http.Error(w, err.Error(), http.StatusInternalServerError)
+				return
+			}
 			if auth, ok := session.Values["authenticated"].(bool); auth && ok {
-				files = append(files, c.WebDir+"/templates/hub.html")
+				files[1] = c.WebDir + "/templates/hub.html"
 				tmpl, err := template.ParseFiles(files...)
-				template.Must(tmpl, err).Execute(w, session.Values["role"])
+				if err = template.Must(tmpl, err).Execute(w, session.Values["role"]); err != nil {
+					log.Println(err)
+					http.Error(w, err.Error(), http.StatusInternalServerError)
+					return
+				}
 			} else {
-				files = append(files, c.WebDir+"/templates/login.html")
+				files[1] = c.WebDir + "/templates/login.html"
 				tmpl, err := template.ParseFiles(files...)
-				template.Must(tmpl, err).Execute(w, nil)
+				if err = template.Must(tmpl, err).Execute(w, nil); err != nil {
+					log.Println(err)
+					http.Error(w, err.Error(), http.StatusInternalServerError)
+					return
+				}
 			}
 		}
 	}
@@ -58,8 +99,8 @@ func Login(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		userName := r.PostFormValue("username")
 		password := r.PostFormValue("password")
 
-		id, ok := db.GetID(userName)
-		if !ok {
+		id := db.GetID(userName)
+		if id == 0 {
 			http.Error(w, fmt.Sprintf("no such user: %v", userName), http.StatusBadRequest)
 			return
 		}
@@ -84,7 +125,11 @@ func Login(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user.Role)
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user.Role); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -92,6 +137,8 @@ func Logout(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -103,7 +150,11 @@ func Logout(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", nil)
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", nil); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -111,6 +162,8 @@ func ShowHub(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -122,6 +175,10 @@ func ShowHub(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", session.Values["role"].(int))
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", session.Values["role"].(int)); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }

cmd/frontend/tags.go

@@ -0,0 +1,52 @@
+package frontend
+
+import (
+	"html/template"
+	"log"
+	"net/http"
+
+	b "streifling.com/jason/cpolis/cmd/backend"
+)
+
+func CreateTag(c *b.Config, s *b.CookieStore) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-tag.html")
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", nil); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+	}
+}
+
+func AddTag(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		session, err := getSession(w, r, c, s)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		tag := r.PostFormValue("tag")
+		if len(tag) == 0 {
+			http.Error(w, "Bitte einen Tag eingeben.", http.StatusBadRequest)
+			return
+		}
+		db.AddTag(tag)
+
+		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
+		tmpl = template.Must(tmpl, err)
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"]); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+	}
+}

cmd/frontend/users.go

@@ -10,11 +10,6 @@ import (
 	b "streifling.com/jason/cpolis/cmd/backend"
 )
 
-type UserData struct {
-	*b.User
-	Msg string
-}
-
 func checkUserStrings(user *b.User) (string, int, bool) {
 	userLen := 15
 	nameLen := 50
@@ -33,11 +28,17 @@ func checkUserStrings(user *b.User) (string, int, bool) {
 func CreateUser(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", nil)
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", nil); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -45,58 +46,55 @@ func AddUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		role, err := strconv.Atoi(r.PostFormValue("role"))
+		user := &b.User{
+			UserName:  r.PostFormValue("username"),
+			FirstName: r.PostFormValue("first-name"),
+			LastName:  r.PostFormValue("last-name"),
+		}
+		pass := r.PostFormValue("password")
+		pass2 := r.PostFormValue("password2")
+
+		if len(user.UserName) == 0 || len(user.FirstName) == 0 ||
+			len(user.LastName) == 0 || len(pass) == 0 || len(pass2) == 0 {
+			http.Error(w, "Bitte alle Felder ausfüllen.", http.StatusBadRequest)
+			return
+		}
+
+		userString, stringLen, ok := checkUserStrings(user)
+		if !ok {
+			http.Error(w, fmt.Sprint(userString, " ist zu lang. Maximal ", stringLen, " Zeichen erlaubt."), http.StatusBadRequest)
+			return
+		}
+
+		if id := db.GetID(user.UserName); id != 0 {
+			http.Error(w, user.UserName+" ist bereits vergeben. Bitte anderen Benutzernamen wählen.", http.StatusBadRequest)
+			return
+		}
+
+		if pass != pass2 {
+			http.Error(w, "Die Passwörter stimmen nicht überein.", http.StatusBadRequest)
+			return
+		}
+
+		roleString := r.PostFormValue("role")
+		if len(roleString) == 0 {
+			http.Error(w, "Bitte eine Aufgabe vergeben.", http.StatusBadRequest)
+			return
+		}
+
+		user.Role, err = strconv.Atoi(roleString)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		htmlData := UserData{
-			User: &b.User{
-				UserName:  r.PostFormValue("username"),
-				FirstName: r.PostFormValue("first-name"),
-				LastName:  r.PostFormValue("last-name"),
-				Role:      role,
-			},
-		}
-		pass := r.PostFormValue("password")
-		pass2 := r.PostFormValue("password2")
-
-		if len(htmlData.UserName) == 0 || len(htmlData.FirstName) == 0 ||
-			len(htmlData.LastName) == 0 || len(pass) == 0 || len(pass2) == 0 {
-			htmlData.Msg = "Alle Felder müssen ausgefüllt werden."
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
-			template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
-			return
-		}
-		userString, stringLen, ok := checkUserStrings(htmlData.User)
-		if !ok {
-			htmlData.Msg = fmt.Sprint(userString, " ist zu lang. Maximal ",
-				stringLen, " Zeichen erlaubt.")
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
-			template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
-			return
-		}
-		id, _ := db.GetID(htmlData.UserName)
-		if id != 0 {
-			htmlData.Msg = fmt.Sprint(htmlData.UserName,
-				" ist bereits vergeben. Bitte anderen Benutzernamen wählen.")
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
-			template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
-			return
-		}
-		if pass != pass2 {
-			htmlData.Msg = "Die Passwörter stimmen nicht überein."
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
-			template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
-			return
-		}
-
-		_, err = db.AddUser(htmlData.User, pass)
+		_, err = db.AddUser(user, pass)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -105,7 +103,11 @@ func AddUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int))
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int)); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -113,6 +115,8 @@ func EditSelf(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -124,7 +128,11 @@ func EditSelf(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-self.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user)
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -132,128 +140,100 @@ func UpdateSelf(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		userData := UserData{
-			User: &b.User{
-				ID:        session.Values["id"].(int64),
-				UserName:  r.PostFormValue("username"),
-				FirstName: r.PostFormValue("first-name"),
-				LastName:  r.PostFormValue("last-name"),
-			},
+		user := &b.User{
+			ID:        session.Values["id"].(int64),
+			UserName:  r.PostFormValue("username"),
+			FirstName: r.PostFormValue("first-name"),
+			LastName:  r.PostFormValue("last-name"),
 		}
+
 		oldPass := r.PostFormValue("old-password")
 		newPass := r.PostFormValue("password")
 		newPass2 := r.PostFormValue("password2")
 
-		if len(userData.UserName) == 0 || len(userData.FirstName) == 0 ||
-			len(userData.LastName) == 0 {
-			userData.Msg = "Alle Felder mit * müssen ausgefüllt sein."
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
-			tmpl = template.Must(tmpl, err)
-			tmpl.ExecuteTemplate(w, "page-content", userData.Msg)
+		if len(user.UserName) == 0 {
+			http.Error(w, "Bitte den Benutzernamen ausfüllen.", http.StatusBadRequest)
 			return
 		}
 
-		userString, stringLen, ok := checkUserStrings(userData.User)
+		if len(user.FirstName) == 0 || len(user.LastName) == 0 {
+			http.Error(w, "Bitte den vollständigen Namen ausfüllen.", http.StatusBadRequest)
+			return
+		}
+
+		userString, stringLen, ok := checkUserStrings(user)
 		if !ok {
-			userData.Msg = fmt.Sprint(userString, " ist zu lang. Maximal ",
-				stringLen, " Zeichen erlaubt.")
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
-			tmpl = template.Must(tmpl, err)
-			tmpl.ExecuteTemplate(w, "page-content", userData)
+			http.Error(w, fmt.Sprint(userString, " ist zu lang. Maximal ", stringLen, " Zeichen erlaubt."), http.StatusBadRequest)
 			return
 		}
 
-		if id, ok := db.GetID(userData.UserName); ok {
-			if id != userData.ID {
-				userData.Msg = "Benutzername bereits vergeben."
-				userData.UserName = ""
-				tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
-				tmpl = template.Must(tmpl, err)
-				tmpl.ExecuteTemplate(w, "page-content", userData)
-				return
-			}
+		if id := db.GetID(user.UserName); id != 0 && id != user.ID {
+			http.Error(w, user.UserName+" ist bereits vergeben. Bitte anderen Benutzernamen wählen.", http.StatusBadRequest)
+			return
 		}
 
-		if err = db.UpdateOwnAttributes(
-			userData.ID,
-			userData.UserName,
-			userData.FirstName,
-			userData.LastName,
-			oldPass,
-			newPass,
-			newPass2); err != nil {
-			userData.Msg = "Aktualisierung der Benutzerdaten fehlgeschlagen."
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
-			template.Must(tmpl, err).ExecuteTemplate(w, "page-content", userData)
+		if err = db.UpdateOwnUserAttributes(user.ID, user.UserName, user.FirstName, user.LastName, oldPass, newPass, newPass2); err != nil {
+			log.Println("error: user:", user.ID, err)
+			http.Error(w, "Benutzerdaten konnten nicht aktualisiert werden.", http.StatusInternalServerError)
+			return
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int))
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int)); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
 func AddFirstUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		var err error
-		htmlData := UserData{
-			User: &b.User{
-				UserName:  r.PostFormValue("username"),
-				FirstName: r.PostFormValue("first-name"),
-				LastName:  r.PostFormValue("last-name"),
-				Role:      b.Admin,
-			},
+		user := &b.User{
+			UserName:  r.PostFormValue("username"),
+			FirstName: r.PostFormValue("first-name"),
+			LastName:  r.PostFormValue("last-name"),
+			Role:      b.Admin,
 		}
 		pass := r.PostFormValue("password")
 		pass2 := r.PostFormValue("password2")
 
-		if len(htmlData.UserName) == 0 || len(htmlData.FirstName) == 0 ||
-			len(htmlData.LastName) == 0 || len(pass) == 0 || len(pass2) == 0 {
-			htmlData.Msg = "Alle Felder müssen ausgefüllt werden."
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
-			template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
-			return
-		}
-		userString, stringLen, ok := checkUserStrings(htmlData.User)
-		if !ok {
-			htmlData.Msg = fmt.Sprint(userString, " ist zu lang. Maximal ",
-				stringLen, " Zeichen erlaubt.")
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
-			template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
-			return
-		}
-		id, _ := db.GetID(htmlData.UserName)
-		if id != 0 {
-			htmlData.Msg = fmt.Sprint(htmlData.UserName,
-				" ist bereits vergeben. Bitte anderen Benutzernamen wählen.")
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
-			template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
-			return
-		}
-		if pass != pass2 {
-			htmlData.Msg = "Die Passwörter stimmen nicht überein."
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
-			template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
+		if len(user.UserName) == 0 || len(user.FirstName) == 0 ||
+			len(user.LastName) == 0 || len(pass) == 0 || len(pass2) == 0 {
+			http.Error(w, "Bitte alle Felder ausfüllen.", http.StatusBadRequest)
 			return
 		}
 
-		htmlData.ID, err = db.AddFirstUser(htmlData.User, pass)
+		userString, stringLen, ok := checkUserStrings(user)
+		if !ok {
+			http.Error(w, fmt.Sprint(userString, " ist zu lang. Maximal ", stringLen, " Zeichen erlaubt."), http.StatusBadRequest)
+			return
+		}
+
+		if pass != pass2 {
+			http.Error(w, "Die Passwörter stimmen nicht überein.", http.StatusBadRequest)
+			return
+		}
+
+		user.ID, err = db.AddFirstUser(user, pass)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
-		if htmlData.ID > 1 {
-			errString := "error: there is already a first user"
-			log.Println(errString)
-			http.Error(w, errString, http.StatusInternalServerError)
+		if user.ID == -1 {
+			http.Error(w, "Bitte ein Benutzerkonto von einem Administrator anlegen lassen.", http.StatusInternalServerError)
 			return
 		}
 
-		if err := saveSession(w, r, s, htmlData.User); err != nil {
+		if err := saveSession(w, r, s, user); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -266,7 +246,11 @@ func AddFirstUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", 0)
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", 0); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -274,15 +258,17 @@ func ShowAllUsers(c *b.Config, db *b.DB, s *b.CookieStore, action string) http.H
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		type htmlData struct {
+		data := new(struct {
 			Users  map[int64]*b.User
 			Action string
-		}
+		})
 
-		data := &htmlData{Action: action}
+		data.Action = action
 		data.Users, err = db.GetAllUsers()
 		if err != nil {
 			log.Println(err)
@@ -292,13 +278,19 @@ func ShowAllUsers(c *b.Config, db *b.DB, s *b.CookieStore, action string) http.H
 
 		delete(data.Users, session.Values["id"].(int64))
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/show-all-users.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", data)
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", data); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
 func EditUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		if _, err := getSession(w, r, c, s); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -317,7 +309,11 @@ func EditUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
-		template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user)
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -325,81 +321,65 @@ func UpdateUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
+		user := new(b.User)
+		user.ID, err = strconv.ParseInt(r.PathValue("id"), 10, 64)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		role, err := strconv.Atoi(r.PostFormValue("role"))
+		user.Role, err = strconv.Atoi(r.PostFormValue("role"))
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		userData := UserData{
-			User: &b.User{
-				ID:        id,
-				UserName:  r.PostFormValue("username"),
-				FirstName: r.PostFormValue("first-name"),
-				LastName:  r.PostFormValue("last-name"),
-				Role:      role,
-			},
+		user.UserName = r.PostFormValue("username")
+		if len(user.UserName) == 0 {
+			http.Error(w, "Bitte den Benutzernamen ausfüllen.", http.StatusInternalServerError)
+			return
 		}
+
+		user.FirstName = r.PostFormValue("first-name")
+		user.LastName = r.PostFormValue("last-name")
+		if len(user.FirstName) == 0 || len(user.LastName) == 0 {
+			http.Error(w, "Bitte den vollständigen Namen ausfüllen.", http.StatusInternalServerError)
+			return
+		}
+
 		newPass := r.PostFormValue("password")
 		newPass2 := r.PostFormValue("password2")
 
-		if len(userData.UserName) == 0 || len(userData.FirstName) == 0 ||
-			len(userData.LastName) == 0 {
-			userData.Msg = "Alle Felder mit * müssen ausgefüllt sein."
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
-			tmpl = template.Must(tmpl, err)
-			tmpl.ExecuteTemplate(w, "page-content", userData.Msg)
-			return
-		}
-
-		userString, stringLen, ok := checkUserStrings(userData.User)
+		userString, stringLen, ok := checkUserStrings(user)
 		if !ok {
-			userData.Msg = fmt.Sprint(userString, " ist zu lang. Maximal ",
-				stringLen, " Zeichen erlaubt.")
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
-			tmpl = template.Must(tmpl, err)
-			tmpl.ExecuteTemplate(w, "page-content", userData)
+			http.Error(w, fmt.Sprint(userString, " ist zu lang. Maximal ", stringLen, " Zeichen erlaubt."), http.StatusBadRequest)
 			return
 		}
 
-		if id, ok := db.GetID(userData.UserName); ok {
-			if id != userData.ID {
-				userData.Msg = "Benutzername bereits vergeben."
-				userData.UserName = ""
-				tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
-				tmpl = template.Must(tmpl, err)
-				tmpl.ExecuteTemplate(w, "page-content", userData)
-				return
-			}
+		if id := db.GetID(user.UserName); id != 0 && id != user.ID {
+			http.Error(w, user.UserName+" ist bereits vergeben. Bitte anderen Benutzernamen wählen.", http.StatusBadRequest)
+			return
 		}
 
-		if err = db.UpdateUserAttributes(
-			userData.ID,
-			userData.UserName,
-			userData.FirstName,
-			userData.LastName,
-			newPass,
-			newPass2,
-			userData.Role); err != nil {
-			userData.Msg = "Aktualisierung der Benutzerdaten fehlgeschlagen."
-			tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
-			template.Must(tmpl, err).ExecuteTemplate(w, "page-content", userData)
+		if err = db.UpdateUserAttributes(user.ID, user.UserName, user.FirstName, user.LastName, newPass, newPass2, user.Role); err != nil {
+			log.Println("error: user:", user.ID, err)
+			http.Error(w, "Benutzerdaten konnten nicht aktualisiert werden.", http.StatusInternalServerError)
+			return
 		}
 
-		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
-		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int))
+		tmpl := template.Must(template.ParseFiles(c.WebDir + "/templates/hub.html"))
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int)); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
 
@@ -407,6 +387,8 @@ func DeleteUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		session, err := getSession(w, r, c, s)
 		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
@@ -425,6 +407,10 @@ func DeleteUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
 		tmpl = template.Must(tmpl, err)
-		tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int))
+		if err = tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int)); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }

cmd/frontend/verification.go

@@ -1,29 +0,0 @@
-package frontend
-
-import (
-	"errors"
-	"html/template"
-	"net/http"
-
-	"github.com/gorilla/sessions"
-	b "streifling.com/jason/cpolis/cmd/backend"
-)
-
-// getSession is used for verifying that the user is logged in and returns their session and an error.
-func getSession(w http.ResponseWriter, r *http.Request, c *b.Config, s *b.CookieStore) (*sessions.Session, error) {
-	msg := "Keine gültige Session. Bitte erneut anmelden."
-	tmpl, tmplErr := template.ParseFiles(c.WebDir+"/templates/index.html", c.WebDir+"/templates/login.html")
-
-	session, err := s.Get(r, "cookie")
-	if err != nil {
-		template.Must(tmpl, tmplErr).ExecuteTemplate(w, "page-content", msg)
-		return nil, err
-	}
-
-	if session.IsNew {
-		template.Must(tmpl, tmplErr).ExecuteTemplate(w, "page-content", msg)
-		return session, errors.New("error: no existing session")
-	}
-
-	return session, nil
-}

cmd/main.go

@@ -49,15 +49,19 @@ func main() {
 		http.FileServer(http.Dir(config.WebDir+"/static/"))))
 	mux.HandleFunc("/", f.HomePage(config, db, store))
 
-	mux.HandleFunc("GET /article/all-published", f.ShowPublishedArticles(config, db, store))
+	mux.HandleFunc("GET /article/allow-edit/{id}", f.AllowEditArticle(config, db, store))
+	mux.HandleFunc("GET /article/all-published/review-edit", f.ShowPublishedArticles(config, db, store, "review-edit"))
+	mux.HandleFunc("GET /article/all-published/delete", f.ShowPublishedArticles(config, db, store, "review-delete"))
 	mux.HandleFunc("GET /article/all-rejected", f.ShowRejectedArticles(config, db, store))
-	mux.HandleFunc("GET /article/all-unpublished", f.ShowUnpublishedArticles(config, db, store))
+	mux.HandleFunc("GET /article/all-unpublished-unrejected-and-published-rejected", f.ShowUnpublishedUnrejectedAndPublishedRejectedArticles(config, db, store))
 	mux.HandleFunc("GET /article/delete/{id}", f.DeleteArticle(config, db, store))
+	mux.HandleFunc("GET /article/edit/{id}", f.EditArticle(config, db, store))
 	mux.HandleFunc("GET /article/publish/{id}", f.PublishArticle(config, db, store))
 	mux.HandleFunc("GET /article/reject/{id}", f.RejectArticle(config, db, store))
-	mux.HandleFunc("GET /article/review-deletion/{id}", f.ReviewArticleForDeletion(config, db, store))
+	mux.HandleFunc("GET /article/review-delete/{id}", f.ReviewArticle(config, db, store, "delete", "Artikel löschen", "Löschen"))
+	mux.HandleFunc("GET /article/review-edit/{id}", f.ReviewArticle(config, db, store, "allow-edit", "Artikel bearbeiten", "Bearbeiten erlauben"))
 	mux.HandleFunc("GET /article/review-rejected/{id}", f.ReviewRejectedArticle(config, db, store))
-	mux.HandleFunc("GET /article/review-unpublished/{id}", f.ReviewUnpublishedArticle(config, db, store))
+	mux.HandleFunc("GET /article/review-unpublished/{id}", f.ReviewArticle(config, db, store, "publish", "Artikel veröffentlichen", "Veröffentlichen"))
 	mux.HandleFunc("GET /article/serve/{id}", c.ServeArticle(config, db))
 	mux.HandleFunc("GET /article/write", f.WriteArticle(config, db, store))
 	mux.HandleFunc("GET /hub", f.ShowHub(config, db, store))
@@ -81,6 +85,7 @@ func main() {
 	mux.HandleFunc("POST /issue/publish", f.PublishLatestIssue(config, db, store))
 	mux.HandleFunc("POST /issue/upload-image", f.UploadIssueImage(config, store))
 	mux.HandleFunc("POST /login", f.Login(config, db, store))
+	mux.HandleFunc("POST /pdf/upload", f.UploadPDF(config, store))
 	mux.HandleFunc("POST /tag/add", f.AddTag(config, db, store))
 	mux.HandleFunc("POST /user/add", f.AddUser(config, db, store))
 	mux.HandleFunc("POST /user/add-first", f.AddFirstUser(config, db, store))

create_db.sql

@@ -21,18 +21,21 @@ CREATE TABLE issues (
 );
 
 CREATE TABLE articles (
-    id          INT             AUTO_INCREMENT,
-    title       VARCHAR(255)    NOT NULL,
-    created     TIMESTAMP       DEFAULT CURRENT_TIMESTAMP,
-    description TEXT            NOT NULL,
-    link        VARCHAR(255),
-    enc_url     VARCHAR(255),
-    enc_length  INT,
-    enc_type    VARCHAR(255),
-    published   BOOL            NOT NULL,
-    rejected    BOOL            NOT NULL,
-    author_id   INT             NOT NULL,
-    issue_id    INT             NOT NULL,
+    id              INT             AUTO_INCREMENT,
+    title           VARCHAR(255)    NOT NULL,
+    created         TIMESTAMP       DEFAULT CURRENT_TIMESTAMP,
+    description     TEXT            NOT NULL,
+    link            VARCHAR(255),
+    enc_url         VARCHAR(255),
+    enc_length      INT,
+    enc_type        VARCHAR(255),
+    published       BOOL            NOT NULL,
+    rejected        BOOL            NOT NULL,
+    author_id       INT             NOT NULL,
+    issue_id        INT             NOT NULL,
+    edited_id       INT,
+    is_in_issue     BOOL            NOT NULL,
+    auto_generated  BOOL            NOT NULL,
     PRIMARY KEY (id),
     FOREIGN KEY (author_id) REFERENCES users (id),
     FOREIGN KEY (issue_id) REFERENCES issues (id)

go.mod

@@ -1,59 +1,64 @@
 module streifling.com/jason/cpolis
 
-go 1.22.0
+go 1.22.6
+
+toolchain go1.23.1
 
 require (
 	firebase.google.com/go/v4 v4.14.1
 	git.streifling.com/jason/rss v0.1.3
 	github.com/BurntSushi/toml v1.3.2
+	github.com/chai2010/webp v1.1.1
+	github.com/disintegration/imaging v1.6.2
 	github.com/go-sql-driver/mysql v1.7.1
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/sessions v1.2.2
 	github.com/microcosm-cc/bluemonday v1.0.26
-	github.com/yuin/goldmark v1.7.0
-	golang.org/x/crypto v0.21.0
-	golang.org/x/term v0.18.0
-	google.golang.org/api v0.170.0
+	github.com/yuin/goldmark v1.7.4
+	golang.org/x/crypto v0.27.0
+	golang.org/x/term v0.24.0
+	google.golang.org/api v0.191.0
 )
 
 require (
-	cloud.google.com/go v0.112.1 // indirect
-	cloud.google.com/go/compute v1.24.0 // indirect
-	cloud.google.com/go/compute/metadata v0.2.3 // indirect
-	cloud.google.com/go/firestore v1.15.0 // indirect
-	cloud.google.com/go/iam v1.1.7 // indirect
-	cloud.google.com/go/longrunning v0.5.5 // indirect
-	cloud.google.com/go/storage v1.40.0 // indirect
+	cloud.google.com/go v0.115.0 // indirect
+	cloud.google.com/go/auth v0.8.1 // indirect
+	cloud.google.com/go/auth/oauth2adapt v0.2.4 // indirect
+	cloud.google.com/go/compute/metadata v0.5.0 // indirect
+	cloud.google.com/go/firestore v1.16.0 // indirect
+	cloud.google.com/go/iam v1.1.13 // indirect
+	cloud.google.com/go/longrunning v0.5.11 // indirect
+	cloud.google.com/go/storage v1.43.0 // indirect
 	github.com/MicahParks/keyfunc v1.9.0 // indirect
 	github.com/aymerick/douceur v0.2.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
-	github.com/go-logr/logr v1.4.1 // indirect
+	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/golang-jwt/jwt/v4 v4.5.0 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.4 // indirect
-	github.com/google/s2a-go v0.1.7 // indirect
+	github.com/google/s2a-go v0.1.8 // indirect
 	github.com/googleapis/enterprise-certificate-proxy v0.3.2 // indirect
-	github.com/googleapis/gax-go/v2 v2.12.3 // indirect
+	github.com/googleapis/gax-go/v2 v2.13.0 // indirect
 	github.com/gorilla/css v1.0.0 // indirect
 	github.com/gorilla/securecookie v1.1.2 // indirect
 	go.opencensus.io v0.24.0 // indirect
-	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.49.0 // indirect
-	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.49.0 // indirect
-	go.opentelemetry.io/otel v1.24.0 // indirect
-	go.opentelemetry.io/otel/metric v1.24.0 // indirect
-	go.opentelemetry.io/otel/trace v1.24.0 // indirect
-	golang.org/x/net v0.23.0 // indirect
-	golang.org/x/oauth2 v0.18.0 // indirect
-	golang.org/x/sync v0.6.0 // indirect
-	golang.org/x/sys v0.18.0 // indirect
-	golang.org/x/text v0.14.0 // indirect
-	golang.org/x/time v0.5.0 // indirect
-	google.golang.org/appengine v1.6.8 // indirect
+	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.53.0 // indirect
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.53.0 // indirect
+	go.opentelemetry.io/otel v1.28.0 // indirect
+	go.opentelemetry.io/otel/metric v1.28.0 // indirect
+	go.opentelemetry.io/otel/trace v1.28.0 // indirect
+	golang.org/x/image v0.18.0 // indirect
+	golang.org/x/net v0.29.0 // indirect
+	golang.org/x/oauth2 v0.22.0 // indirect
+	golang.org/x/sync v0.8.0 // indirect
+	golang.org/x/sys v0.25.0 // indirect
+	golang.org/x/text v0.18.0 // indirect
+	golang.org/x/time v0.6.0 // indirect
 	google.golang.org/appengine/v2 v2.0.2 // indirect
-	google.golang.org/genproto v0.0.0-20240213162025-012b6fc9bca9 // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20240314234333-6e1732d8331c // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240311132316-a219d84964c2 // indirect
-	google.golang.org/grpc v1.62.1 // indirect
-	google.golang.org/protobuf v1.33.0 // indirect
+	google.golang.org/genproto v0.0.0-20240812133136-8ffd90a71988 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20240812133136-8ffd90a71988 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240812133136-8ffd90a71988 // indirect
+	google.golang.org/grpc v1.65.0 // indirect
+	google.golang.org/protobuf v1.34.2 // indirect
 )

go.sum

@@ -1,18 +1,20 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-cloud.google.com/go v0.112.1 h1:uJSeirPke5UNZHIb4SxfZklVSiWWVqW4oXlETwZziwM=
-cloud.google.com/go v0.112.1/go.mod h1:+Vbu+Y1UU+I1rjmzeMOb/8RfkKJK2Gyxi1X6jJCZLo4=
-cloud.google.com/go/compute v1.24.0 h1:phWcR2eWzRJaL/kOiJwfFsPs4BaKq1j6vnpZrc1YlVg=
-cloud.google.com/go/compute v1.24.0/go.mod h1:kw1/T+h/+tK2LJK0wiPPx1intgdAM3j/g3hFDlscY40=
-cloud.google.com/go/compute/metadata v0.2.3 h1:mg4jlk7mCAj6xXp9UJ4fjI9VUI5rubuGBW5aJ7UnBMY=
-cloud.google.com/go/compute/metadata v0.2.3/go.mod h1:VAV5nSsACxMJvgaAuX6Pk2AawlZn8kiOGuCv6gTkwuA=
-cloud.google.com/go/firestore v1.15.0 h1:/k8ppuWOtNuDHt2tsRV42yI21uaGnKDEQnRFeBpbFF8=
-cloud.google.com/go/firestore v1.15.0/go.mod h1:GWOxFXcv8GZUtYpWHw/w6IuYNux/BtmeVTMmjrm4yhk=
-cloud.google.com/go/iam v1.1.7 h1:z4VHOhwKLF/+UYXAJDFwGtNF0b6gjsW1Pk9Ml0U/IoM=
-cloud.google.com/go/iam v1.1.7/go.mod h1:J4PMPg8TtyurAUvSmPj8FF3EDgY1SPRZxcUGrn7WXGA=
-cloud.google.com/go/longrunning v0.5.5 h1:GOE6pZFdSrTb4KAiKnXsJBtlE6mEyaW44oKyMILWnOg=
-cloud.google.com/go/longrunning v0.5.5/go.mod h1:WV2LAxD8/rg5Z1cNW6FJ/ZpX4E4VnDnoTk0yawPBB7s=
-cloud.google.com/go/storage v1.40.0 h1:VEpDQV5CJxFmJ6ueWNsKxcr1QAYOXEgxDa+sBbJahPw=
-cloud.google.com/go/storage v1.40.0/go.mod h1:Rrj7/hKlG87BLqDJYtwR0fbPld8uJPbQ2ucUMY7Ir0g=
+cloud.google.com/go v0.115.0 h1:CnFSK6Xo3lDYRoBKEcAtia6VSC837/ZkJuRduSFnr14=
+cloud.google.com/go v0.115.0/go.mod h1:8jIM5vVgoAEoiVxQ/O4BFTfHqulPZgs/ufEzMcFMdWU=
+cloud.google.com/go/auth v0.8.1 h1:QZW9FjC5lZzN864p13YxvAtGUlQ+KgRL+8Sg45Z6vxo=
+cloud.google.com/go/auth v0.8.1/go.mod h1:qGVp/Y3kDRSDZ5gFD/XPUfYQ9xW1iI7q8RIRoCyBbJc=
+cloud.google.com/go/auth/oauth2adapt v0.2.4 h1:0GWE/FUsXhf6C+jAkWgYm7X9tK8cuEIfy19DBn6B6bY=
+cloud.google.com/go/auth/oauth2adapt v0.2.4/go.mod h1:jC/jOpwFP6JBxhB3P5Rr0a9HLMC/Pe3eaL4NmdvqPtc=
+cloud.google.com/go/compute/metadata v0.5.0 h1:Zr0eK8JbFv6+Wi4ilXAR8FJ3wyNdpxHKJNPos6LTZOY=
+cloud.google.com/go/compute/metadata v0.5.0/go.mod h1:aHnloV2TPI38yx4s9+wAZhHykWvVCfu7hQbF+9CWoiY=
+cloud.google.com/go/firestore v1.16.0 h1:YwmDHcyrxVRErWcgxunzEaZxtNbc8QoFYA/JOEwDPgc=
+cloud.google.com/go/firestore v1.16.0/go.mod h1:+22v/7p+WNBSQwdSwP57vz47aZiY+HrDkrOsJNhk7rg=
+cloud.google.com/go/iam v1.1.13 h1:7zWBXG9ERbMLrzQBRhFliAV+kjcRToDTgQT3CTwYyv4=
+cloud.google.com/go/iam v1.1.13/go.mod h1:K8mY0uSXwEXS30KrnVb+j54LB/ntfZu1dr+4zFMNbus=
+cloud.google.com/go/longrunning v0.5.11 h1:Havn1kGjz3whCfoD8dxMLP73Ph5w+ODyZB9RUsDxtGk=
+cloud.google.com/go/longrunning v0.5.11/go.mod h1:rDn7//lmlfWV1Dx6IB4RatCPenTwwmqXuiP0/RgoEO4=
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@@ -25,11 +27,15 @@ github.com/MicahParks/keyfunc v1.9.0/go.mod h1:IdnCilugA0O/99dW+/MkvlyrsX8+L8+x9
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@@ -37,8 +43,8 @@ github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7
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@@ -61,8 +67,6 @@ github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:W
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@@ -71,22 +75,21 @@ github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
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@@ -104,113 +107,98 @@ github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpE
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-golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
-golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
+golang.org/x/net v0.29.0 h1:5ORfpBpCs4HzDYoodCDBbwHzdR5UrLBZ3sOnUJmFoHo=
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 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
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 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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-golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
-golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
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 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
-golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/sys v0.25.0 h1:r+8e+loiHxRqhXVl6ML1nO3l1+oFoWbnlu2Ehimmi34=
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 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
-golang.org/x/term v0.18.0 h1:FcHjZXDMxI8mM3nwhX9HlKop4C0YQvCVCdwYl2wOtE8=
-golang.org/x/term v0.18.0/go.mod h1:ILwASektA3OnRv7amZ1xhE/KTR+u50pbXfZ03+6Nx58=
+golang.org/x/term v0.24.0 h1:Mh5cbb+Zk2hqqXNO7S1iTjEphVL+jb8ZWaqh/g+JWkM=
+golang.org/x/term v0.24.0/go.mod h1:lOBK/LVxemqiMij05LGJ0tzNr8xlmwBRJ81PX6wVLH8=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
-golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
-golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
-golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
-golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
-golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
+golang.org/x/text v0.18.0 h1:XvMDiNzPAl0jr17s6W9lcaIhGUfUORdGCNsuLmPG224=
+golang.org/x/text v0.18.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
+golang.org/x/time v0.6.0 h1:eTDhh4ZXt5Qf0augr54TN6suAUudPcawVZeIAPU7D4U=
+golang.org/x/time v0.6.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
-golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
-golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 h1:+cNy6SZtPcJQH3LJVLOSmiC7MMxXNOb3PU/VUEz+EhU=
-golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028/go.mod h1:NDW/Ps6MPRej6fsCIbMTohpP40sJ/P/vI1MoTEGwX90=
-google.golang.org/api v0.170.0 h1:zMaruDePM88zxZBG+NG8+reALO2rfLhe/JShitLyT48=
-google.golang.org/api v0.170.0/go.mod h1:/xql9M2btF85xac/VAm4PsLMTLVGUOpq4BE9R8jyNy8=
+google.golang.org/api v0.191.0 h1:cJcF09Z+4HAB2t5qTQM1ZtfL/PemsLFkcFG67qq2afk=
+google.golang.org/api v0.191.0/go.mod h1:tD5dsFGxFza0hnQveGfVk9QQYKcfp+VzgRqyXFxE0+E=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
-google.golang.org/appengine v1.6.8 h1:IhEN5q69dyKagZPYMSdIjS2HqprW324FRQZJcGqPAsM=
-google.golang.org/appengine v1.6.8/go.mod h1:1jJ3jBArFh5pcgW8gCtRJnepW8FzD1V44FJffLiz/Ds=
 google.golang.org/appengine/v2 v2.0.2 h1:MSqyWy2shDLwG7chbwBJ5uMyw6SNqJzhJHNDwYB0Akk=
 google.golang.org/appengine/v2 v2.0.2/go.mod h1:PkgRUWz4o1XOvbqtWTkBtCitEJ5Tp4HoVEdMMYQR/8E=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
-google.golang.org/genproto v0.0.0-20240213162025-012b6fc9bca9 h1:9+tzLLstTlPTRyJTh+ah5wIMsBW5c4tQwGTN3thOW9Y=
-google.golang.org/genproto v0.0.0-20240213162025-012b6fc9bca9/go.mod h1:mqHbVIp48Muh7Ywss/AD6I5kNVKZMmAa/QEW58Gxp2s=
-google.golang.org/genproto/googleapis/api v0.0.0-20240314234333-6e1732d8331c h1:kaI7oewGK5YnVwj+Y+EJBO/YN1ht8iTL9XkFHtVZLsc=
-google.golang.org/genproto/googleapis/api v0.0.0-20240314234333-6e1732d8331c/go.mod h1:VQW3tUculP/D4B+xVCo+VgSq8As6wA9ZjHl//pmk+6s=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240311132316-a219d84964c2 h1:9IZDv+/GcI6u+a4jRFRLxQs0RUCfavGfoOgEW6jpkI0=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240311132316-a219d84964c2/go.mod h1:UCOku4NytXMJuLQE5VuqA5lX3PcHCBo8pxNyvkf4xBs=
+google.golang.org/genproto v0.0.0-20240812133136-8ffd90a71988 h1:CT2Thj5AuPV9phrYMtzX11k+XkzMGfRAet42PmoTATM=
+google.golang.org/genproto v0.0.0-20240812133136-8ffd90a71988/go.mod h1:7uvplUBj4RjHAxIZ//98LzOvrQ04JBkaixRmCMI29hc=
+google.golang.org/genproto/googleapis/api v0.0.0-20240812133136-8ffd90a71988 h1:+/tmTy5zAieooKIXfzDm9KiA3Bv6JBwriRN9LY+yayk=
+google.golang.org/genproto/googleapis/api v0.0.0-20240812133136-8ffd90a71988/go.mod h1:4+X6GvPs+25wZKbQq9qyAXrwIRExv7w0Ea6MgZLZiDM=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240812133136-8ffd90a71988 h1:V71AcdLZr2p8dC9dbOIMCpqi4EmRl8wUwnJzXXLmbmc=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240812133136-8ffd90a71988/go.mod h1:Ue6ibwXGpU+dqIcODieyLOcgj7z8+IcskoNIgZxtrFY=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/grpc v1.33.2/go.mod h1:JMHMWHQWaTccqQQlmk3MJZS+GWXOdAesneDmEnv2fbc=
-google.golang.org/grpc v1.62.1 h1:B4n+nfKzOICUXMgyrNd19h/I9oH0L1pizfk1d4zSgTk=
-google.golang.org/grpc v1.62.1/go.mod h1:IWTG0VlJLCh1SkC58F7np9ka9mx/WNkjl4PGJaiq+QE=
+google.golang.org/grpc v1.65.0 h1:bs/cUb4lp1G5iImFFd3u5ixQzweKizoZJAwBNLR42lc=
+google.golang.org/grpc v1.65.0/go.mod h1:WgYC2ypjlB0EiQi6wdKixMqukr6lBc0Vo+oOgjrM5ZQ=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
@@ -220,10 +208,8 @@ google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
-google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
-google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
-google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
+google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg=
+google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=

tailwind.config.js

@@ -7,4 +7,5 @@ module.exports = {
     plugins: [
         require('@tailwindcss/typography')
     ],
+    darkMode: 'selector',
 }

web/static/css/input.css

@@ -2,40 +2,71 @@
 @tailwind components;
 @tailwind utilities;
 
-body {
-    width: 800px;
-    @apply mx-auto text-slate-900;
-}
-
 h2 {
     @apply font-bold mb-2 text-2xl;
 }
 
-form {
-    @apply flex flex-col gap-y-3;
-}
-
-input[type="file"] {
-    @apply border rounded-md w-full;
+h3 {
+    @apply font-bold mb-2 text-xl;
 }
 
 input[type="password"],
 input[type="text"] {
-    @apply border h-8 rounded-md;
+    @apply bg-slate-50 dark:bg-slate-950 border border-slate-200 dark:border-slate-800 h-8 rounded-md;
 }
 
 textarea {
-    @apply border h-32 rounded-md;
+    @apply bg-slate-50 dark:bg-slate-950 border border-slate-200 dark:border-slate-800 h-32 rounded-md;
+}
+
+.btn-area-1 {
+    @apply grid grid-cols-1 gap-x-4 gap-y-1 mt-4;
 }
 
 .btn-area {
-    @apply flex gap-4 mt-4;
+    @apply grid grid-cols-1 md:grid-cols-2 gap-x-4 gap-y-1 mt-4;
+}
+
+.btn-area-3 {
+    @apply grid grid-cols-1 md:grid-cols-3 gap-x-4 gap-y-1 mt-4;
 }
 
 .btn {
-    @apply bg-slate-200 border my-2 px-3 py-2 rounded-md w-full hover:bg-slate-100;
+    @apply bg-slate-200 dark:bg-slate-800 hover:bg-slate-100 dark:hover:bg-slate-900 border border-slate-200 dark:border-slate-800 my-2 px-3 py-2 rounded-md w-full;
 }
 
 .action-btn {
-    @apply bg-slate-800 border my-2 px-3 py-2 rounded-md text-slate-50 w-full hover:bg-slate-700;
+    @apply bg-slate-800 dark:bg-slate-200 hover:bg-slate-700 dark:hover:bg-slate-300 my-2 px-3 py-2 rounded-md text-slate-50 dark:text-slate-950 w-full;
+}
+
+.EasyMDEContainer .CodeMirror {
+    @apply bg-slate-50 dark:bg-slate-950 border-slate-200 dark:border-slate-800 text-slate-900 dark:text-slate-100
+}
+
+.EasyMDEContainer .cm-s-easymde .CodeMirror-cursor {
+    @apply border-slate-900 dark:border-slate-100
+}
+
+.EasyMDEContainer .editor-toolbar > * {
+    @apply text-slate-900 dark:text-slate-100
+}
+
+.EasyMDEContainer .editor-toolbar > .active, .editor-toolbar > button:hover, .editor-preview pre, .cm-s-easymde .cm-comment {
+    @apply bg-slate-100 dark:bg-slate-900
+}
+
+.EasyMDEContainer .CodeMirror-fullscreen {
+    @apply bg-slate-50 dark:bg-slate-950
+}
+
+.editor-toolbar {
+    @apply border border-slate-200 dark:border-slate-800
+}
+
+.editor-toolbar.fullscreen {
+    @apply bg-slate-50 dark:bg-slate-950
+}
+
+.editor-preview {
+    @apply bg-slate-50 dark:bg-slate-950
 }

web/templates/add-tag.html

@@ -2,7 +2,7 @@
 <h2>Neuer Tag</h2>
 
 <form>
-    <input required name="tag" placeholder="Tag eingeben" type="text" />
+    <input class="w-full" name="tag" placeholder="Tag eingeben" required type="text" />
     <div class="btn-area">
         <input class="action-btn" type="submit" value="Anlegen" hx-post="/tag/add" hx-target="#page-content" />
         <button class="btn" hx-get="/hub" hx-target="#page-content">Abbrechen</button>

web/templates/add-user.html

@@ -2,7 +2,7 @@
 <h2>Neuer Benutzer</h2>
 
 <form>
-    <div class="grid grid-cols-3 gap-4">
+    <div class="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 gap-4">
         <div>
             <label for="username">Benutzername</label>
             <input class="w-full" required name="username" type="text" value="{{.UserName}}" />
@@ -25,7 +25,7 @@
         </div>
     </div>
 
-    <div class="flex gap-4">
+    <div class="flex flex-wrap gap-4">
         <div>
             <input required id="author" name="role" type="radio" value="3" {{if eq .Role 3 }}checked{{end}} />
             <label for="author">Autor</label>
@@ -49,11 +49,4 @@
         <button class="btn" hx-get="/hub" hx-target="#page-content">Abbrechen</button>
     </div>
 </form>
-
-<script>
-    var msg = "{{.Msg}}";
-    if (msg != "") {
-        alert(msg);
-    }
-</script>
 {{end}}

web/templates/current-articles.html

@@ -7,7 +7,7 @@
             <h3>Aktuelle Artikel</h3>
             <div class="flex flex-col gap-4">
                 {{range .}}
-                <div class="border px-2 py-1 rounded-md">
+                <div class="border border-slate-200 dark:border-slate-800 px-2 py-1 rounded-md">
                     <h1 class="font-bold text-2xl">{{.Title}}</h1>
                     <p>{{.Description}}</p>
                 </div>
@@ -16,8 +16,13 @@
         </div>
 
         <div>
-            <h3>Cover</h3>
-            <input id="image-upload" name="issue-image" type="file" required hx-post="/issue/upload-image" />
+            <h3>Titelseite</h3>
+            <div class="grid grid-cols-2 gap-4 items-center">
+                <input class="h-full" name="issue-title" placeholder="Titel" required type="text" />
+                <label class="btn text-center" for="image-upload">Bild hochladen</label>
+                <input class="hidden" id="image-upload" name="issue-image" type="file" required
+                    hx-post="/issue/upload-image" />
+            </div>
         </div>
 
         <div>

web/templates/edit-self.html

@@ -2,7 +2,7 @@
 <h2>Profil bearbeiten</h2>
 
 <form>
-    <div class="grid grid-cols-3 gap-4">
+    <div class="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 gap-4">
         <div>
             <label for="username">Benutzername</label>
             <input class="w-full" name="username" type="text" value="{{.UserName}}" />

web/templates/edit-user.html

@@ -2,7 +2,7 @@
 <h2>Profil von {{.FirstName}} {{.LastName}} bearbeiten</h2>
 
 <form>
-    <div class="grid grid-cols-3 gap-4">
+    <div class="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 gap-4">
         <div>
             <label for="username">Benutzername</label>
             <input class="w-full" name="username" type="text" value="{{.UserName}}" />
@@ -29,7 +29,7 @@
         </div>
     </div>
 
-    <div class="flex gap-4">
+    <div class="flex flex-wrap gap-4">
         <div>
             <input required id="author" name="role" type="radio" value="3" {{if eq .Role 3 }}checked{{end}} />
             <label for="author">Autor</label>

web/templates/editor.html

@@ -4,34 +4,41 @@
 <form id="edit-area">
     <div class="flex flex-col gap-y-1">
         <label for="article-title">Titel</label>
-        <input name="article-title" type="text" value="{{.Title}}" />
+        <input name="article-title" type="text" value="{{.Article.Title}}" />
     </div>
 
     <div class="flex flex-col gap-y-1">
         <label for="article-description">Beschreibung</label>
-        <textarea name="article-description">{{.Description}}</textarea>
+        <textarea name="article-description">{{.Article.Description}}</textarea>
     </div>
 
     <div class="flex flex-col gap-y-1">
         <label for="easyMDE">Artikel</label>
         <textarea id="easyMDE">{{.Content}}</textarea>
-        <input id="article-content" name="article-content" type="hidden" />
+        <input id="article-content" name="article-content" type="hidden" value="{{.Content}}" />
     </div>
 
     <div>
         <span>Tags</span>
         <div class="flex flex-wrap gap-x-4">
+            <div>
+                <input id="issue" name="issue" type="checkbox" {{if .Article.IsInIssue}}checked{{end}} />
+                <label for="issue">Orient Express</label>
+            </div>
+
             {{range .Tags}}
             <div>
-                <input id="{{.Name}}" name="tags" type="checkbox" value="{{.ID}}" />
-                <label for="{{.Name}}">{{.Name}}</label>
+                <input id="tag-{{.Name}}" name="tags" type="checkbox" value="{{.ID}}" {{if index $.Selected
+                    .ID}}checked{{end}} />
+                <label for="tag-{{.Name}}">{{.Name}}</label>
             </div>
             {{end}}
         </div>
     </div>
 
     <div class="btn-area">
-        <input class="action-btn" type="submit" value="Senden" hx-post="/article/submit" hx-target="#page-content" />
+        <input class="action-btn" type="submit" value="Senden" hx-post="/article/{{.Action}}"
+            hx-target="#page-content" />
         <button class="btn" hx-get="/hub" hx-target="#page-content">Abbrechen</button>
     </div>
 </form>
@@ -57,6 +64,7 @@
                     onSuccess(data);
                 })
                 .catch(error => {
+                    htmx.trigger(htmx.find('#notification'), 'htmx:responseError', {xhr: {responseText: error.message}});
                     onError(error);
                 });
         },

web/templates/first-user.html

@@ -25,15 +25,8 @@
         </div>
     </div>
 
-    <div class="btn-area">
+    <div class="btn-area-1">
         <input class="action-btn" type="submit" value="Anlegen" hx-post="/user/add-first" hx-target="#page-content" />
     </div>
 </form>
-
-<script>
-    var msg = "{{.Msg}}";
-    if (msg != "") {
-        alert(msg);
-    }
-</script>
 {{end}}

web/templates/hub.html

@@ -4,44 +4,46 @@
 
     {{if lt . 4}}
     <div class="mb-3">
-        <h2>Autor</h2>
-        <div class="grid grid-cols-2 gap-x-4 gap-y-2">
+        <h2>Artikel</h2>
+        <div class="grid grid-cols-1 md:grid-cols-2 gap-x-4 gap-y-2">
             <button class="btn" hx-get="/article/write" hx-target="#page-content">Artikel schreiben</button>
-            <button class="btn" hx-get="/article/all-rejected" hx-target="#page-content">Abgelehnte Artikel</button>
-            <button class="btn" hx-get="/user/edit/self" hx-target="#page-content">Profil bearbeiten</button>
-        </div>
-    </div>
-    {{end}}
-
-    {{if lt . 3}}
-    <div class="mb-3">
-        <h2>Redakteur</h2>
-        <div class="grid grid-cols-2 gap-4">
-            <button class="btn" hx-get="/article/all-unpublished" hx-target="#page-content">
-                Unveröffentlichte Artikel
-            </button>
-            <button class="btn" hx-get="/tag/create" hx-target="#page-content">Neuer Tag</button>
+            <button class="btn" hx-get="/article/all-rejected" hx-target="#page-content">Artikel bearbeiten</button>
+            {{if lt . 3}}<button class="btn" hx-get="/article/all-unpublished-unrejected-and-published-rejected"
+                hx-target="#page-content">Artikel veröffentlichen</button>{{end}}
+            {{if lt . 2}}<button class="btn" hx-get="/article/all-published/delete" hx-target="#page-content">Artikel
+                löschen</button>{{end}}
+            {{if lt . 2}}<button class="btn" hx-get="/article/all-published/review-edit"
+                hx-target="#page-content">Artikel bearbeiten lassen</button>{{end}}
+            {{if lt . 3}}<button class="btn" hx-get="/tag/create" hx-target="#page-content">Neuer Tag</button>{{end}}
         </div>
     </div>
     {{end}}
 
     {{if lt . 2}}
     <div class="mb-3">
-        <h2>Herausgeber</h2>
-        <div class="grid grid-cols-2 gap-4">
+        <h2>Ausgabe</h2>
+        <div class="grid grid-cols-1 md:grid-cols-2 gap-x-4 gap-y-2">
             <button class="btn" hx-get="/issue/this" hx-target="#page-content">Diese Ausgabe</button>
-            <button class="btn" hx-get="/article/all-published" hx-target="#page-content">Artikel löschen</button>
+            <form class="flex" hx-encoding="multipart/form-data">
+                <label class="btn text-center" for="pdf-upload">PDF hochladen</label>
+                <input accept=".pdf" class="hidden" id="pdf-upload" name="pdf-upload" type="file"
+                    hx-post="/pdf/upload" />
+            </form>
         </div>
+        {{end}}
     </div>
-    {{end}}
 
-    {{if eq . 0}}
+    {{if lt . 4}}
     <div class="mb-3">
-        <h2>Administrator</h2>
-        <div class="grid grid-cols-2 gap-x-4 gap-y-2">
-            <button class="btn" hx-get="/user/create" hx-target="#page-content">Benutzer hinzufügen</button>
-            <button class="btn" hx-get="/user/show-all/edit" hx-target="#page-content">Benutzer bearbeiten</button>
-            <button class="btn" hx-get="/user/show-all/delete" hx-target="#page-content">Benutzer löschen</button>
+        <h2>Benutzer</h2>
+        <div class="grid grid-cols-1 md:grid-cols-2 gap-x-4 gap-y-2">
+            <button class="btn" hx-get="/user/edit/self" hx-target="#page-content">Mein Profil bearbeiten</button>
+            {{if eq . 0}}<button class="btn" hx-get="/user/create" hx-target="#page-content">Benutzer
+                hinzufügen</button>{{end}}
+            {{if eq . 0}}<button class="btn" hx-get="/user/show-all/edit" hx-target="#page-content">Benutzer
+                bearbeiten</button>{{end}}
+            {{if eq . 0}}<button class="btn" hx-get="/user/show-all/delete" hx-target="#page-content">Benutzer
+                löschen</button>{{end}}
         </div>
     </div>
     {{end}}

web/templates/index.html

@@ -5,32 +5,81 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <title>Orient Editor</title>
+
     <link href="/web/static/css/style.css" rel="stylesheet">
     <link rel="stylesheet" href="https://unpkg.com/easymde/dist/easymde.min.css">
 </head>
 
-<body class="flex flex-col justify-between min-h-screen bg-slate-50">
+<body
+    class="bg-slate-50 dark:bg-slate-950 container flex flex-col justify-between max-w-screen-lg min-h-screen mx-auto text-slate-900 dark:text-slate-100">
     <header class="my-8">
         <h1 class="font-bold text-4xl text-center">Orient Editor</h1>
+
+        <div class="ml-4">
+            <label class="cursor-pointer flex items-center relative" for="theme-toggle">
+                <div class="bg-slate-200 dark:bg-slate-800 block h-6 w-12 rounded-full"></div>
+                <div
+                    class="absolute bg-slate-800 dark:bg-slate-50 dot left-1 top-1 h-4 w-4 rounded-full transform transition">
+                </div>
+                <span class="ml-2">Dunkel</span>
+            </label>
+            <input type="checkbox" id="theme-toggle" class="sr-only">
+        </div>
     </header>
 
     <main class="mx-4">
+        <div class="hidden bg-slate-950 dark:bg-slate-50 fixed font-bold p-4 right-8 rounded-lg shadow-lg text-slate-100 dark:text-slate-900 top-8 z-50"
+            id="notification">
+        </div>
+
         <div id="page-content">
             {{template "page-content" .}}
         </div>
     </main>
 
-    <footer class="my-8">
-        <p class="text-center text-gray-500 dark:text-gray-400">
-            &copy; 2024 Jason Streifling. Alle Rechte vorbehalten.
-        </p>
-        <p class="text-center text-gray-500 dark:text-gray-400">
-            <strong>Hinweis:</strong> Diese Software befindet sich noch in der Entwicklung und kann Fehler enthalten.
-        </p>
+    <footer class="text-center text-gray-500 my-8">
+        <p>&copy; 2024 Jason Streifling. Alle Rechte vorbehalten.</p>
+        <p>v0.12.0 - <strong>Alpha: Drastische Änderungen und Fehler vorbehalten.</strong></p>
     </footer>
 
-    <script src="https://unpkg.com/htmx.org@2.0.1"></script>
+    <script src="https://unpkg.com/htmx.org@2.0.2"></script>
     <script src="https://unpkg.com/easymde/dist/easymde.min.js"></script>
+    <script>
+        document.addEventListener('DOMContentLoaded', () => {
+            const toggleSwitch = document.getElementById('theme-toggle');
+            const dot = document.querySelector('.dot');
+
+            if (localStorage.theme === 'dark' || (!('theme' in localStorage) && window.matchMedia('(prefers-color-scheme: dark)').matches)) {
+                document.documentElement.classList.add('dark')
+                toggleSwitch.checked = true;
+                dot.classList.add('translate-x-6');
+            } else {
+                document.documentElement.classList.remove('dark')
+            }
+
+            toggleSwitch.addEventListener('change', () => {
+                if (toggleSwitch.checked) {
+                    document.documentElement.classList.add('dark');
+                    localStorage.theme = 'dark';
+                    dot.classList.add('translate-x-6');
+                } else {
+                    document.documentElement.classList.remove('dark');
+                    localStorage.theme = 'light';
+                    dot.classList.remove('translate-x-6');
+                }
+            });
+        });
+    </script>
+    <script>
+        htmx.on('htmx:responseError', function (event) {
+            var notification = document.getElementById('notification');
+            notification.innerText = event.detail.xhr.responseText;
+            notification.classList.remove('hidden');
+            setTimeout(function () {
+                notification.classList.add('hidden');
+            }, 5000);
+        });
+    </script>
 </body>
 
 </html>

web/templates/login.html

@@ -2,11 +2,13 @@
 <h2>Anmeldung</h2>
 
 <form>
-    <div class="btn-area">
+    <div class="grid grid-cols-1 md:grid-cols-2 gap-4 my-1">
         <input class="w-full" name="username" placeholder="Benutzername" type="text" />
         <input class="w-full" name="password" placeholder="Passwort" type="password" />
     </div>
 
-    <input class="action-btn" type="submit" value="Anmelden" hx-post="/login" hx-target="#page-content" />
+    <div class="mt-2">
+        <input class="action-btn" type="submit" value="Anmelden" hx-post="/login" hx-target="#page-content" />
+    </div>
 </form>
 {{end}}

web/templates/published-articles.html

@@ -2,12 +2,13 @@
 <h2>Artikel löschen</h2>
 
 <div class="flex flex-col gap-4">
-    {{range .}}
-    <button class="btn" hx-get="/article/review-deletion/{{.ID}}" hx-target="#page-content">
+    {{range .Articles}}
+    <button class="btn" hx-get="/article/{{$.Action}}/{{.ID}}" hx-target="#page-content">
         <h1 class="font-bold text-2xl">{{.Title}}</h1>
         <p>{{.Description}}</p>
     </button>
     {{end}}
+
     <button class="action-btn" hx-get="/hub" hx-target="#page-content">Zurück</button>
 </div>
 {{end}}

web/templates/rejected-articles.html

@@ -1,5 +1,5 @@
 {{define "page-content"}}
-<h2>Abgelehnte Artikel</h2>
+<h2>Artikel bearbeiten</h2>
 
 <div class="flex flex-col gap-4">
     {{range .RejectedArticles}}

web/templates/review-article.html

@@ -0,0 +1,50 @@
+{{define "page-content"}}
+<h2>{{.ActionTitle}}</h2>
+
+<div>
+    <span>Titel</span>
+    <div class="border border-slate-200 dark:border-slate-800 mb-3 px-2 py-2 rounded-md w-full">
+        {{.Article.Title}}
+    </div>
+
+    <span>Beschreibung</span>
+    <div class="border border-slate-200 dark:border-slate-800 mb-3 px-2 py-2 rounded-md w-full">
+        {{.Article.Description}}
+    </div>
+
+    <span>Artikel</span>
+    <div class="border border-slate-200 dark:border-slate-800 mb-3 px-2 py-2 rounded-md w-full">
+        <div class="prose text-slate-900 dark:text-slate-100">
+            {{.HTMLContent}}
+        </div>
+    </div>
+
+    <span>Tags</span>
+    <div class="border border-slate-200 dark:border-slate-800 mb-3 px-2 py-2 rounded-md w-full">
+        {{if .Article.IsInIssue}}
+        <span>Orient Express</span>
+        <br>
+        {{end}}
+        {{range .Tags}}
+        <span>{{.Name}}</span>
+        <br>
+        {{end}}
+    </div>
+
+    {{if eq .Action "publish"}}
+    <div class="btn-area-3">
+        <input class="action-btn" type="submit" value="{{.ActionButton}}" hx-get="/article/{{.Action}}/{{.Article.ID}}"
+            hx-target="#page-content" />
+        <input class="btn" type="submit" value="Ablehnen" hx-get="/article/reject/{{.Article.ID}}"
+            hx-target="#page-content" />
+        <button class="btn" hx-get="/hub" hx-target="#page-content">Abbrechen</button>
+    </div>
+    {{else}}
+    <div class="btn-area">
+        <input class="action-btn" type="submit" value="{{.ActionButton}}" hx-get="/article/{{.Action}}/{{.Article.ID}}"
+            hx-target="#page-content" />
+        <button class="btn" hx-get="/hub" hx-target="#page-content">Abbrechen</button>
+    </div>
+    {{end}}
+</div>
+{{end}}

web/templates/rework-article.html

@@ -1,73 +0,0 @@
-{{define "page-content"}}
-<h2>Editor</h2>
-
-<form>
-    <div class="flex flex-col gap-y-1">
-        <label for="article-title">Titel</label>
-        <input name="article-title" type="text" value="{{.Article.Title}}" />
-    </div>
-
-    <div class="flex flex-col gap-y-1">
-        <label for="article-description">Beschreibung</label>
-        <textarea name="article-description">{{.Article.Description}}</textarea>
-    </div>
-
-    <div class="flex flex-col gap-y-1">
-        <label for="easyMDE">Artikel</label>
-        <textarea id="easyMDE">{{.Content}}</textarea>
-        <input id="article-content" name="article-content" type="hidden" />
-    </div>
-
-    <div>
-        <span>Tags</span>
-        <div class="flex flex-wrap gap-x-4">
-            {{range .Tags}}
-            <div>
-                <input id="tag-{{.Name}}" name="tags" type="checkbox" value="{{.ID}}" {{if index $.Selected
-                    .ID}}checked{{end}} />
-                <label for="tag-{{.Name}}">{{.Name}}</label>
-            </div>
-            {{end}}
-        </div>
-    </div>
-
-    <div class="btn-area">
-        <input class="action-btn" type="submit" value="Senden" hx-post="/article/resubmit/{{.Article.ID}}"
-            hx-target="#page-content" />
-        <button class="btn" hx-get="/hub" hx-target="#page-content">Zurück</button>
-    </div>
-</form>
-
-<script>
-    document.getElementById('article-content').value = easyMDE.value();
-
-    var easyMDE = new EasyMDE({
-        element: document.getElementById('easyMDE'),
-        hideIcons: ['image'],
-        imageTexts: {sbInit: ''},
-        showIcons: ["code", "table", "upload-image"],
-        uploadImage: true,
-
-        imageUploadFunction: function (file, onSuccess, onError) {
-            var formData = new FormData();
-            formData.append('article-image', file);
-
-            fetch('/article/upload-image', {
-                method: 'POST',
-                body: formData
-            })
-                .then(response => response.json())
-                .then(data => {
-                    onSuccess(data);
-                })
-                .catch(error => {
-                    onError(error);
-                });
-        },
-    });
-
-    easyMDE.codemirror.on("change", () => {
-        document.getElementById('article-content').value = easyMDE.value();
-    });
-</script>
-{{end}}

web/templates/to-be-deleted.html

@@ -1,36 +0,0 @@
-{{define "page-content"}}
-<h2>Artikel löschen</h2>
-
-<div>
-    <span>Titel</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        {{.Title}}
-    </div>
-
-    <span>Beschreibung</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        {{.Description}}
-    </div>
-
-    <span>Artikel</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        <div class="prose">
-            {{.Content}}
-        </div>
-    </div>
-
-    <span>Tags</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        {{range .Tags}}
-        {{.Name}}
-        <br>
-        {{end}}
-    </div>
-
-    <div class="btn-area">
-        <input class="action-btn" type="submit" value="Löschen" hx-get="/article/delete/{{.ID}}"
-            hx-target="#page-content" />
-        <button class="btn" hx-get="/hub" hx-target="#page-content">Zurück</button>
-    </div>
-</div>
-{{end}}

web/templates/to-be-published.html

@@ -1,37 +0,0 @@
-{{define "page-content"}}
-<h2>Artikel veröffentlichen</h2>
-
-<div>
-    <span>Titel</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        {{.Title}}
-    </div>
-
-    <span>Beschreibung</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        {{.Description}}
-    </div>
-
-    <span>Artikel</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        <div class="prose">
-            {{.Content}}
-        </div>
-    </div>
-
-    <span>Tags</span>
-    <div class="bg-white border mb-3 px-2 py-2 rounded-md w-full">
-        {{range .Tags}}
-        {{.Name}}
-        <br>
-        {{end}}
-    </div>
-
-    <div class="btn-area">
-        <input class="action-btn" type="submit" value="Veröffentlichen" hx-get="/article/publish/{{.ID}}"
-            hx-target="#page-content" />
-        <input class="btn" type="submit" value="Ablehnen" hx-get="/article/reject/{{.ID}}" hx-target="#page-content" />
-        <button class="btn" hx-get="/hub" hx-target="#page-content">Zurück</button>
-    </div>
-</div>
-{{end}}

web/templates/unpublished-articles.html

@@ -1,5 +1,5 @@
 {{define "page-content"}}
-<h2>Unveröffentlichte Artikel</h2>
+<h2>Artikel veröffentlichen</h2>
 
 <div class="flex flex-col gap-4">
     {{range .}}