Cleanup

cmd/backend/articles.go

@@ -5,6 +5,7 @@ import (
 	"database/sql"
 	"fmt"
 	"log"
+	"os"
 	"time"
 )
 
@@ -13,11 +14,11 @@ type Article struct {
 	Title         string
 	BannerLink    string
 	Summary       string
-	ContentLink   string
 	ID            int64
-	AuthorID      int64
+	CreatorID     int64
 	IssueID       int64
 	EditedID      int64
+	Clicks        int
 	Published     bool
 	Rejected      bool
 	IsInIssue     bool
@@ -30,7 +31,7 @@ func (db *DB) AddArticle(a *Article) (int64, error) {
 	selectQuery := "SELECT id FROM issues WHERE published = false"
 	insertQuery := `
     INSERT INTO articles
-        (title, banner_link, summary, content_link, published, rejected, author_id, issue_id, edited_id, is_in_issue, auto_generated)
+        (title, banner_link, summary, published, rejected, creator_id, issue_id, edited_id, clicks, is_in_issue, auto_generated)
     VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
     `
 
@@ -48,7 +49,7 @@ func (db *DB) AddArticle(a *Article) (int64, error) {
 				return 0, fmt.Errorf("error getting issue ID when adding article to DB: %v", err)
 			}
 
-			result, err := tx.Exec(insertQuery, a.Title, a.BannerLink, a.Summary, a.ContentLink, a.Published, a.Rejected, a.AuthorID, id, a.EditedID, a.IsInIssue, a.AutoGenerated)
+			result, err := tx.Exec(insertQuery, a.Title, a.BannerLink, a.Summary, a.Published, a.Rejected, a.CreatorID, id, a.EditedID, 0, 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 +83,7 @@ func (db *DB) AddArticle(a *Article) (int64, error) {
 
 func (db *DB) GetArticle(id int64) (*Article, error) {
 	query := `
-    SELECT title, created, banner_link, summary, content_link, published, author_id, issue_id, edited_id, is_in_issue, auto_generated
+    SELECT title, created, banner_link, summary, published, creator_id, issue_id, edited_id, clicks, is_in_issue, auto_generated
     FROM articles
     WHERE id = ?
     `
@@ -92,7 +93,7 @@ func (db *DB) GetArticle(id int64) (*Article, error) {
 	var created []byte
 	var err error
 
-	if err := row.Scan(&article.Title, &created, &article.BannerLink, &article.Summary, &article.ContentLink, &article.Published, &article.AuthorID, &article.IssueID, &article.EditedID, &article.IsInIssue, &article.AutoGenerated); err != nil {
+	if err := row.Scan(&article.Title, &created, &article.BannerLink, &article.Summary, &article.Published, &article.CreatorID, &article.IssueID, &article.EditedID, &article.Clicks, &article.IsInIssue, &article.AutoGenerated); err != nil {
 		return nil, fmt.Errorf("error scanning article row: %v", err)
 	}
 
@@ -107,7 +108,7 @@ func (db *DB) GetArticle(id int64) (*Article, error) {
 
 func (db *DB) GetCertainArticles(attribute string, value bool) ([]*Article, error) {
 	query := fmt.Sprintf(`
-    SELECT id, title, created, banner_link, summary, content_link, author_id, issue_id, published, rejected, is_in_issue, auto_generated
+    SELECT id, title, created, banner_link, summary, creator_id, issue_id, clicks, published, rejected, is_in_issue, auto_generated
     FROM articles
     WHERE %s = ?
     `, attribute)
@@ -121,7 +122,7 @@ func (db *DB) GetCertainArticles(attribute string, value bool) ([]*Article, erro
 		article := new(Article)
 		var created []byte
 
-		if err = rows.Scan(&article.ID, &article.Title, &created, &article.BannerLink, &article.Summary, &article.ContentLink, &article.AuthorID, &article.IssueID, &article.Published, &article.Rejected, &article.IsInIssue, &article.AutoGenerated); err != nil {
+		if err = rows.Scan(&article.ID, &article.Title, &created, &article.BannerLink, &article.Summary, &article.CreatorID, &article.IssueID, &article.Clicks, &article.Published, &article.Rejected, &article.IsInIssue, &article.AutoGenerated); err != nil {
 			return nil, fmt.Errorf("error scanning article row: %v", err)
 		}
 
@@ -141,7 +142,7 @@ 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, banner_link, summary, content_link, author_id, auto_generated
+    SELECT id, title, created, banner_link, summary, clicks, auto_generated
     FROM articles
     WHERE issue_id = ? AND published = true AND is_in_issue = true
     `
@@ -174,7 +175,7 @@ func (db *DB) GetCurrentIssueArticles() ([]*Article, error) {
 				article := new(Article)
 				var created []byte
 
-				if err = rows.Scan(&article.ID, &article.Title, &created, &article.BannerLink, &article.Summary, &article.ContentLink, &article.AuthorID, &article.AutoGenerated); err != nil {
+				if err = rows.Scan(&article.ID, &article.Title, &created, &article.BannerLink, &article.Summary, &article.Clicks, &article.AutoGenerated); err != nil {
 					if rollbackErr := tx.Rollback(); rollbackErr != nil {
 						log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
 					}
@@ -256,11 +257,23 @@ func (db *DB) AddArticleToCurrentIssue(id int64) error {
 
 func (db *DB) DeleteArticle(id int64) error {
 	articlesTagsQuery := "DELETE FROM articles_tags WHERE article_id = ?"
+	articlesContributorsQuery := "DELETE FROM articles_contributors WHERE article_id = ?"
+	articlesAuthorsQuery := "DELETE FROM articles_authors 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)
+		return fmt.Errorf("error deleting articles_tags %v from DB: %v", id, err)
+	}
+
+	_, err = db.Exec(articlesContributorsQuery, id)
+	if err != nil {
+		return fmt.Errorf("error deleting articles_contributors %v from DB: %v", id, err)
+	}
+
+	_, err = db.Exec(articlesAuthorsQuery, id)
+	if err != nil {
+		return fmt.Errorf("error deleting articles_authors %v from DB: %v", id, err)
 	}
 
 	_, err = db.Exec(articlesQuery, id)
@@ -270,3 +283,13 @@ func (db *DB) DeleteArticle(id int64) error {
 
 	return nil
 }
+
+func WriteArticleToFile(c *Config, articleID int64, content []byte) error {
+	articleAbsName := fmt.Sprint(c.ArticleDir, "/", articleID, ".md")
+
+	if err := os.WriteFile(articleAbsName, content, 0644); err != nil {
+		return fmt.Errorf("error writing article %v to file: %v", articleID, err)
+	}
+
+	return nil
+}

cmd/backend/articles_authors.go

@@ -0,0 +1,114 @@
+package backend
+
+import (
+	"fmt"
+	"log"
+)
+
+func (db *DB) WriteArticleAuthors(articleID int64, authorIDs []int64) error {
+	query := "INSERT INTO articles_authors (article_id, author_id) VALUES (?, ?)"
+
+	for i := 0; i < TxMaxRetries; i++ {
+		err := func() error {
+			tx, err := db.Begin()
+			if err != nil {
+				return fmt.Errorf("error starting transaction: %v", err)
+			}
+
+			for _, authorID := range authorIDs {
+				if _, err := tx.Exec(query, articleID, authorID); err != nil {
+					if rollbackErr := tx.Rollback(); rollbackErr != nil {
+						log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
+					}
+					return fmt.Errorf("error inserting into articles_authors: %v", err)
+				}
+			}
+
+			if err = tx.Commit(); err != nil {
+				return fmt.Errorf("error committing transaction: %v", err)
+			}
+			return nil
+		}()
+		if err == nil {
+			return nil
+		}
+
+		log.Println(err)
+		wait(i)
+	}
+	return fmt.Errorf("error: %v unsuccessful retries for DB operation, aborting", TxMaxRetries)
+}
+
+func (db *DB) GetArticleAuthors(c *Config, articleID int64) ([]*User, error) {
+	query := `
+    SELECT u.id
+    FROM articles a
+        INNER JOIN articles_authors aa ON a.id = aa.article_id
+        INNER JOIN users u ON aa.author_id = u.id
+    WHERE a.id = ?
+    `
+	rows, err := db.Query(query, articleID)
+	if err != nil {
+		return nil, fmt.Errorf("error querying articles_authors: %v", err)
+	}
+
+	authors := make([]*User, 0)
+	for rows.Next() {
+		var authorID int64
+
+		if err = rows.Scan(&authorID); err != nil {
+			return nil, fmt.Errorf("error scanning rows: %v", err)
+		}
+
+		author, err := db.GetUser(c, authorID)
+		if err != nil {
+			return nil, fmt.Errorf("error getting user info for article author: %v", err)
+		}
+
+		authors = append(authors, author)
+	}
+
+	return authors, nil
+}
+
+func (db *DB) UpdateArticleAuthors(articleID int64, authorIDs []int64) error {
+	deleteQuery := "DELETE FROM articles_authors WHERE article_id = ?"
+	insertQuery := "INSERT INTO articles_authors (article_id, author_id) VALUES (?, ?)"
+
+	for i := 0; i < TxMaxRetries; i++ {
+		err := func() error {
+			tx, err := db.Begin()
+			if err != nil {
+				return fmt.Errorf("error starting transaction: %v", err)
+			}
+
+			if _, err := tx.Exec(deleteQuery, articleID); err != nil {
+				if rollbackErr := tx.Rollback(); rollbackErr != nil {
+					log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
+				}
+				return fmt.Errorf("error deleting entries from articles_authors before inserting new ones: %v", err)
+			}
+
+			for _, authorID := range authorIDs {
+				if _, err := tx.Exec(insertQuery, articleID, authorID); err != nil {
+					if rollbackErr := tx.Rollback(); rollbackErr != nil {
+						log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
+					}
+					return fmt.Errorf("error inserting new entries into articles_authors: %v", err)
+				}
+			}
+
+			if err = tx.Commit(); err != nil {
+				return fmt.Errorf("error committing transaction: %v", err)
+			}
+			return nil
+		}()
+		if err == nil {
+			return nil
+		}
+
+		log.Println(err)
+		wait(i)
+	}
+	return fmt.Errorf("error: %v unsuccessful retries for DB operation, aborting", TxMaxRetries)
+}

cmd/backend/articles_contributors.go

@@ -0,0 +1,114 @@
+package backend
+
+import (
+	"fmt"
+	"log"
+)
+
+func (db *DB) WriteArticleContributors(articleID int64, contributorIDs []int64) error {
+	query := "INSERT INTO articles_contributors (article_id, contributor_id) VALUES (?, ?)"
+
+	for i := 0; i < TxMaxRetries; i++ {
+		err := func() error {
+			tx, err := db.Begin()
+			if err != nil {
+				return fmt.Errorf("error starting transaction: %v", err)
+			}
+
+			for _, contributorID := range contributorIDs {
+				if _, err := tx.Exec(query, articleID, contributorID); err != nil {
+					if rollbackErr := tx.Rollback(); rollbackErr != nil {
+						log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
+					}
+					return fmt.Errorf("error inserting into articles_contributors: %v", err)
+				}
+			}
+
+			if err = tx.Commit(); err != nil {
+				return fmt.Errorf("error committing transaction: %v", err)
+			}
+			return nil
+		}()
+		if err == nil {
+			return nil
+		}
+
+		log.Println(err)
+		wait(i)
+	}
+	return fmt.Errorf("error: %v unsuccessful retries for DB operation, aborting", TxMaxRetries)
+}
+
+func (db *DB) GetArticleContributors(c *Config, articleID int64) ([]*User, error) {
+	query := `
+    SELECT u.id
+    FROM articles a
+        INNER JOIN articles_contributors ac ON a.id = ac.article_id
+        INNER JOIN users u ON ac.contributor_id = u.id
+    WHERE a.id = ?
+    `
+	rows, err := db.Query(query, articleID)
+	if err != nil {
+		return nil, fmt.Errorf("error querying articles_contributors: %v", err)
+	}
+
+	contributors := make([]*User, 0)
+	for rows.Next() {
+		var contributorID int64
+
+		if err = rows.Scan(&contributorID); err != nil {
+			return nil, fmt.Errorf("error scanning rows: %v", err)
+		}
+
+		contributor, err := db.GetUser(c, contributorID)
+		if err != nil {
+			return nil, fmt.Errorf("error getting user info for article contributor: %v", err)
+		}
+
+		contributors = append(contributors, contributor)
+	}
+
+	return contributors, nil
+}
+
+func (db *DB) UpdateArticleContributors(articleID int64, contributorIDs []int64) error {
+	deleteQuery := "DELETE FROM articles_contributors WHERE article_id = ?"
+	insertQuery := "INSERT INTO articles_contributors (article_id, contributor_id) VALUES (?, ?)"
+
+	for i := 0; i < TxMaxRetries; i++ {
+		err := func() error {
+			tx, err := db.Begin()
+			if err != nil {
+				return fmt.Errorf("error starting transaction: %v", err)
+			}
+
+			if _, err := tx.Exec(deleteQuery, articleID); err != nil {
+				if rollbackErr := tx.Rollback(); rollbackErr != nil {
+					log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
+				}
+				return fmt.Errorf("error deleting entries from articles_contributors before inserting new ones: %v", err)
+			}
+
+			for _, contributorID := range contributorIDs {
+				if _, err := tx.Exec(insertQuery, articleID, contributorID); err != nil {
+					if rollbackErr := tx.Rollback(); rollbackErr != nil {
+						log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
+					}
+					return fmt.Errorf("error inserting new entries into articles_contributors: %v", err)
+				}
+			}
+
+			if err = tx.Commit(); err != nil {
+				return fmt.Errorf("error committing transaction: %v", err)
+			}
+			return nil
+		}()
+		if err == nil {
+			return nil
+		}
+
+		log.Println(err)
+		wait(i)
+	}
+	return fmt.Errorf("error: %v unsuccessful retries for DB operation, aborting", TxMaxRetries)
+}

cmd/backend/articles_tags.go

@@ -43,8 +43,8 @@ func (db *DB) GetArticleTags(articleID int64) ([]*Tag, error) {
 	query := `
     SELECT t.id, t.name
     FROM articles a
-    INNER JOIN articles_tags at ON a.id = at.article_id
-    INNER JOIN tags t ON at.tag_id = t.id
+        INNER JOIN articles_tags at ON a.id = at.article_id
+        INNER JOIN tags t ON at.tag_id = t.id
     WHERE a.id = ?
     `
 	rows, err := db.Query(query, articleID)

cmd/backend/atom.go

@@ -8,13 +8,13 @@ import (
 	"git.streifling.com/jason/atom"
 )
 
-type Feed struct{ *atom.Feed }
-
 func GenerateAtomFeed(c *Config, db *DB) (*string, error) {
 	feed := atom.NewFeed(c.Title)
 	feed.ID = atom.NewID("urn:feed:1")
 	feed.Subtitle = atom.NewText("text", c.Description)
-	feed.AddLink(atom.NewLink(c.Link))
+
+	linkID := feed.AddLink(atom.NewLink(c.Link))
+	feed.Links[linkID].Rel = "self"
 
 	feed.Generator = atom.NewGenerator("cpolis")
 	feed.Generator.URI = "https://git.streifling.com/jason/cpolis"
@@ -32,27 +32,52 @@ func GenerateAtomFeed(c *Config, db *DB) (*string, error) {
 		}
 		entry := atom.NewEntry(articleTitle)
 		entry.ID = atom.NewID(fmt.Sprint("urn:entry:", article.ID))
-		entry.Content = atom.NewContent(atom.OutOfLine, "text/hmtl", article.ContentLink)
 		entry.Published = atom.NewDate(article.Created)
+		entry.Content = atom.NewContent(atom.OutOfLine, "text/hmtl", fmt.Sprint(c.Domain, "/article/serve/", article.ID))
 
-		linkID := entry.AddLink(atom.NewLink(article.BannerLink))
-		entry.Links[linkID].Rel = "enclosure"
-		entry.Links[linkID].Type = "image/webp"
-
-		user, err := db.GetUser(c, article.AuthorID)
-		if err != nil {
-			return nil, fmt.Errorf("error getting user user info for Atom feed: %v", err)
-		}
-		entry.AddAuthor(atom.NewPerson(user.FirstName + " " + user.LastName))
-
-		articleSummary, err := ConvertToPlain(article.Summary)
-		if err != nil {
-			return nil, fmt.Errorf("error converting description to plain text for Atom feed: %v", err)
-		}
 		if article.AutoGenerated {
-			articleSummary = "auto generated"
+			entry.Summary = atom.NewText("text", "automatically generated")
+		} else {
+			articleSummary, err := ConvertToPlain(article.Summary)
+			if err != nil {
+				return nil, fmt.Errorf("error converting description to plain text for Atom feed: %v", err)
+			}
+			entry.Summary = atom.NewText("text", articleSummary)
+		}
+
+		if len(article.BannerLink) > 0 {
+			linkID := entry.AddLink(atom.NewLink(c.Domain + "/image/serve/" + article.BannerLink))
+			entry.Links[linkID].Rel = "enclosure"
+			entry.Links[linkID].Type = "image/webp"
+		}
+
+		authors, err := db.GetArticleAuthors(c, article.ID)
+		if err != nil {
+			return nil, fmt.Errorf("error getting article's authors for Atom feed: %v", err)
+		}
+		for _, author := range authors {
+			user, err := db.GetUser(c, author.ID)
+			if err != nil {
+				return nil, fmt.Errorf("error getting user info for Atom feed: %v", err)
+			}
+
+			authorID := entry.AddAuthor(atom.NewPerson(user.FirstName + " " + user.LastName))
+			entry.Authors[authorID].URI = c.Domain + "/image/serve/" + user.ProfilePicLink
+		}
+
+		contributors, err := db.GetArticleContributors(c, article.ID)
+		if err != nil {
+			return nil, fmt.Errorf("error getting article's contributors for Atom feed: %v", err)
+		}
+		for _, contributor := range contributors {
+			user, err := db.GetUser(c, contributor.ID)
+			if err != nil {
+				return nil, fmt.Errorf("error getting user info for Atom feed: %v", err)
+			}
+
+			contributorID := entry.AddContributor(atom.NewPerson(user.FirstName + " " + user.LastName))
+			entry.Contributors[contributorID].URI = c.Domain + "/image/serve/" + user.ProfilePicLink
 		}
-		entry.Summary = atom.NewText("text", articleSummary)
 
 		tags, err := db.GetArticleTags(article.ID)
 		if err != nil {

cmd/backend/config.go

@@ -18,7 +18,7 @@ type Config struct {
 	DBName          string
 	Description     string
 	Domain          string
-	AtomFeed        string
+	AtomFile        string
 	FirebaseKey     string
 	GOBKeyFile      string
 	Link            string
@@ -39,7 +39,7 @@ func newConfig() *Config {
 	return &Config{
 		AESKeyFile:      "/var/www/cpolis/aes.key",
 		ArticleDir:      "/var/www/cpolis/articles",
-		AtomFeed:        "/var/www/cpolis/cpolis.atom",
+		AtomFile:        "/var/www/cpolis/cpolis.atom",
 		ConfigFile:      "/etc/cpolis/config.toml",
 		DBName:          "cpolis",
 		FirebaseKey:     "/var/www/cpolis/serviceAccountKey.json",
@@ -52,7 +52,7 @@ func newConfig() *Config {
 		PDFDir:          "/var/www/cpolis/pdfs",
 		PicsDir:         "/var/www/cpolis/pics",
 		Port:            ":8080",
-		Version:         "v0.13.1",
+		Version:         "v0.14.0",
 		WebDir:          "/var/www/cpolis/web",
 	}
 }
@@ -110,7 +110,7 @@ func (c *Config) handleCliArgs() error {
 
 	flag.StringVar(&c.AESKeyFile, "aes", c.AESKeyFile, "aes key file")
 	flag.StringVar(&c.ArticleDir, "articles", c.ArticleDir, "articles directory")
-	flag.StringVar(&c.AtomFeed, "feed", c.AtomFeed, "atom feed file")
+	flag.StringVar(&c.AtomFile, "feed", c.AtomFile, "atom feed file")
 	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")
@@ -187,10 +187,10 @@ func (c *Config) setupConfig(cliConfig *Config) error {
 		c.Domain = "https://" + c.Domain
 	}
 
-	if cliConfig.AtomFeed != defaultConfig.AtomFeed {
-		c.AtomFeed = cliConfig.AtomFeed
+	if cliConfig.AtomFile != defaultConfig.AtomFile {
+		c.AtomFile = cliConfig.AtomFile
 	}
-	c.AtomFeed, err = mkFile(c.AtomFeed, 0644, 0744)
+	c.AtomFile, err = mkFile(c.AtomFile, 0644, 0744)
 	if err != nil {
 		return fmt.Errorf("error setting up file: %v", err)
 	}

cmd/backend/images.go

@@ -1,7 +1,6 @@
 package backend
 
 import (
-	"encoding/base64"
 	"fmt"
 	"image"
 	"io"
@@ -43,20 +42,3 @@ func SaveImage(src io.Reader, maxHeight, maxWidth int, path string) (string, err
 
 	return filename, nil
 }
-
-func ServeBase64Image(c *Config, filename string) (string, error) {
-	file := c.PicsDir + "/" + filename
-
-	img, err := os.Open(file)
-	if err != nil {
-		return "", fmt.Errorf("error opening file %v: %v", file, err)
-	}
-	defer img.Close()
-
-	imgBytes, err := io.ReadAll(img)
-	if err != nil {
-		return "", fmt.Errorf("error turning %v into bytes: %v", file, err)
-	}
-
-	return base64.StdEncoding.EncodeToString(imgBytes), nil
-}

cmd/backend/users.go

@@ -149,11 +149,11 @@ func (db *DB) AddUser(c *Config, u *User, pass string) (int64, error) {
 	}
 
 	query := `
-    INSERT INTO users (username, password, first_name, last_name, email, role)
-    VALUES (?, ?, ?, ?, ?, ?)
+    INSERT INTO users (username, password, first_name, last_name, email, profile_pic_link, role)
+    VALUES (?, ?, ?, ?, ?, ?, ?)
     `
 
-	result, err := db.Exec(query, u.UserName, string(hashedPass), aesFirstName, aesLastName, aesEmail, u.Role)
+	result, err := db.Exec(query, u.UserName, string(hashedPass), aesFirstName, aesLastName, aesEmail, u.ProfilePicLink, u.Role)
 	if err != nil {
 		return 0, fmt.Errorf("error inserting new user %v into DB: %v", u.UserName, err)
 	}
@@ -253,13 +253,13 @@ func (db *DB) GetUser(c *Config, id int64) (*User, error) {
 
 	user := new(User)
 	query := `
-    SELECT id, username, first_name, last_name, email, role
+    SELECT id, username, first_name, last_name, email, profile_pic_link, role
     FROM users
     WHERE id = ?
     `
 
 	row := db.QueryRow(query, id)
-	if err := row.Scan(&user.ID, &user.UserName, &aesFirstName, &aesLastName, &aesEmail, &user.Role); err != nil {
+	if err := row.Scan(&user.ID, &user.UserName, &aesFirstName, &aesLastName, &aesEmail, &user.ProfilePicLink, &user.Role); err != nil {
 		return nil, fmt.Errorf("error reading user information: %v", err)
 	}
 
@@ -281,10 +281,10 @@ func (db *DB) GetUser(c *Config, id int64) (*User, error) {
 	return user, nil
 }
 
-func (db *DB) UpdateOwnUserAttributes(c *Config, id int64, userName, firstName, lastName, email, oldPass, newPass string) error {
+func (db *DB) UpdateOwnUserAttributes(c *Config, id int64, userName, firstName, lastName, email, profilePicLink, oldPass, newPass string) error {
 	var err error
 	tx := new(Tx)
-	passwordEmpty := len(newPass) > 0
+	passwordEmpty := len(newPass) == 0
 
 	for i := 0; i < TxMaxRetries; i++ {
 		err := func() error {
@@ -331,6 +331,7 @@ func (db *DB) UpdateOwnUserAttributes(c *Config, id int64, userName, firstName,
 				&Attribute{Table: "users", ID: id, AttName: "first_name", Value: aesFirstName},
 				&Attribute{Table: "users", ID: id, AttName: "last_name", Value: aesLastName},
 				&Attribute{Table: "users", ID: id, AttName: "email", Value: aesEmail},
+				&Attribute{Table: "users", ID: id, AttName: "profile_pic_link", Value: profilePicLink},
 			); err != nil {
 				if rollbackErr := tx.Rollback(); rollbackErr != nil {
 					log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
@@ -360,8 +361,8 @@ func (db *DB) AddFirstUser(c *Config, u *User, pass string) (int64, error) {
 	txOptions := &sql.TxOptions{Isolation: sql.LevelSerializable}
 	selectQuery := "SELECT COUNT(*) FROM users"
 	insertQuery := `
-    INSERT INTO users (username, password, first_name, last_name, email, role)
-    VALUES (?, ?, ?, ?, ?, ?)
+    INSERT INTO users (username, password, first_name, last_name, email, profile_pic_link, role)
+    VALUES (?, ?, ?, ?, ?, ?, ?)
     `
 
 	for i := 0; i < TxMaxRetries; i++ {
@@ -416,7 +417,7 @@ func (db *DB) AddFirstUser(c *Config, u *User, pass string) (int64, error) {
 				return 0, fmt.Errorf("error encrypting email: %v", err)
 			}
 
-			result, err := tx.Exec(insertQuery, u.UserName, string(hashedPass), aesFirstName, aesLastName, aesEmail, u.Role)
+			result, err := tx.Exec(insertQuery, u.UserName, string(hashedPass), aesFirstName, aesLastName, aesEmail, u.ProfilePicLink, u.Role)
 			if err != nil {
 				if rollbackErr := tx.Rollback(); rollbackErr != nil {
 					log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
@@ -447,11 +448,50 @@ func (db *DB) AddFirstUser(c *Config, u *User, pass string) (int64, error) {
 	return 0, fmt.Errorf("error: %v unsuccessful retries for DB operation, aborting", TxMaxRetries)
 }
 
-func (db *DB) GetAllUsers(c *Config) (map[int64]*User, error) {
+func (db *DB) GetAllUsers(c *Config) ([]*User, error) {
 	var aesFirstName, aesLastName, aesEmail string
 	var err error
 
-	query := "SELECT id, username, first_name, last_name, email, role FROM users"
+	query := "SELECT id, username, first_name, last_name, email, profile_pic_link, role FROM users"
+
+	rows, err := db.Query(query)
+	if err != nil {
+		return nil, fmt.Errorf("error getting all users from DB: %v", err)
+	}
+
+	users := make([]*User, 0)
+	for rows.Next() {
+		user := new(User)
+		if err = rows.Scan(&user.ID, &user.UserName, &aesFirstName, &aesLastName, &aesEmail, &user.ProfilePicLink, &user.Role); err != nil {
+			return nil, fmt.Errorf("error getting user info: %v", err)
+		}
+
+		user.FirstName, err = aesDecrypt(c, aesFirstName)
+		if err != nil {
+			return nil, fmt.Errorf("error decrypting first name: %v", err)
+		}
+
+		user.LastName, err = aesDecrypt(c, aesLastName)
+		if err != nil {
+			return nil, fmt.Errorf("error decrypting last name: %v", err)
+		}
+
+		user.Email, err = aesDecrypt(c, aesEmail)
+		if err != nil {
+			return nil, fmt.Errorf("error decrypting email: %v", err)
+		}
+
+		users = append(users, user)
+	}
+
+	return users, nil
+}
+
+func (db *DB) GetAllUsersMap(c *Config) (map[int64]*User, error) {
+	var aesFirstName, aesLastName, aesEmail string
+	var err error
+
+	query := "SELECT id, username, first_name, last_name, email, profile_pic_link, role FROM users"
 
 	rows, err := db.Query(query)
 	if err != nil {
@@ -461,7 +501,7 @@ func (db *DB) GetAllUsers(c *Config) (map[int64]*User, error) {
 	users := make(map[int64]*User, 0)
 	for rows.Next() {
 		user := new(User)
-		if err = rows.Scan(&user.ID, &user.UserName, &aesFirstName, &aesLastName, &aesEmail, &user.Role); err != nil {
+		if err = rows.Scan(&user.ID, &user.UserName, &aesFirstName, &aesLastName, &aesEmail, &user.ProfilePicLink, &user.Role); err != nil {
 			return nil, fmt.Errorf("error getting user info: %v", err)
 		}
 
@@ -506,10 +546,10 @@ func (tx *Tx) SetPassword(id int64, newPass string) error {
 	return nil
 }
 
-func (db *DB) UpdateUserAttributes(c *Config, id int64, userName, firstName, lastName, email, newPass string, role int) error {
+func (db *DB) UpdateUserAttributes(c *Config, id int64, userName, firstName, lastName, email, profilePicLink, newPass string, role int) error {
 	var err error
 	tx := new(Tx)
-	passwordEmpty := len(newPass) > 0
+	passwordEmpty := len(newPass) == 0
 
 	for i := 0; i < TxMaxRetries; i++ {
 		err := func() error {
@@ -556,6 +596,7 @@ func (db *DB) UpdateUserAttributes(c *Config, id int64, userName, firstName, las
 				&Attribute{Table: "users", ID: id, AttName: "first_name", Value: aesFirstName},
 				&Attribute{Table: "users", ID: id, AttName: "last_name", Value: aesLastName},
 				&Attribute{Table: "users", ID: id, AttName: "email", Value: aesEmail},
+				&Attribute{Table: "users", ID: id, AttName: "profile_pic_link", Value: profilePicLink},
 				&Attribute{Table: "users", ID: id, AttName: "role", Value: role},
 			); err != nil {
 				if rollbackErr := tx.Rollback(); rollbackErr != nil {

cmd/calls/articles.go

@@ -50,6 +50,17 @@ func ServeArticle(c *b.Config, db *b.DB) http.HandlerFunc {
 			return
 		}
 
-		fmt.Fprint(w, content)
+		article.Clicks++
+		if err = db.UpdateAttributes(&b.Attribute{Table: "articles", ID: article.ID, AttName: "clicks", Value: article.Clicks}); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		if _, err = fmt.Fprint(w, content); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }

cmd/calls/atom.go

@@ -14,7 +14,7 @@ func ServeAtomFeed(c *b.Config) http.HandlerFunc {
 			return
 		}
 
-		absFilepath, err := filepath.Abs(c.AtomFeed)
+		absFilepath, err := filepath.Abs(c.AtomFile)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)

cmd/calls/images.go

@@ -6,12 +6,15 @@ import (
 	"path/filepath"
 
 	b "streifling.com/jason/cpolis/cmd/backend"
+	f "streifling.com/jason/cpolis/cmd/frontend"
 )
 
-func ServeImage(c *b.Config) http.HandlerFunc {
+func ServeImage(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
-		if !tokenIsVerified(w, r, c) {
-			return
+		if _, err := f.GetSession(w, r, c, s); err != nil {
+			if !tokenIsVerified(w, r, c) {
+				return
+			}
 		}
 
 		absFilepath, err := filepath.Abs(c.PicsDir)

cmd/frontend/articles.go

@@ -18,21 +18,36 @@ const (
 	PreviewMode
 )
 
+const (
+	None = iota
+	Author
+	Contributor
+)
+
+type ArticleUser struct {
+	*b.User
+	ArticleRole int
+}
+
 type EditorHTMLData struct {
 	Selected     map[int64]bool
 	Content      string
 	Action       string
 	ActionTitle  string
 	ActionButton string
-	BannerImage  string
+	Image        string
 	HTMLContent  template.HTML
 	Article      *b.Article
 	Tags         []*b.Tag
+	ArticleUsers map[string]*ArticleUser // A map is way more efficient in ReviewRejectedArticle()
+	Creator      *ArticleUser
+	Authors      []*b.User
+	Contributors []*b.User
 }
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -41,11 +56,30 @@ func WriteArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 		var data *EditorHTMLData
 		if session.Values["article"] == nil {
-			data = &EditorHTMLData{Action: "submit", Article: new(b.Article)}
+			data = &EditorHTMLData{Action: "submit", Article: new(b.Article), ArticleUsers: make(map[string]*ArticleUser)}
 		} else {
 			data = session.Values["article"].(*EditorHTMLData)
 		}
 
+		users, err := db.GetAllUsers(c)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		for _, user := range users {
+			data.ArticleUsers[fmt.Sprint(user.LastName, user.FirstName, user.ID)] = &ArticleUser{User: user, ArticleRole: None}
+		}
+
+		creator, err := db.GetUser(c, session.Values["id"].(int64))
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		data.Creator = data.ArticleUsers[fmt.Sprint(creator.LastName, creator.FirstName, creator.ID)]
+		delete(data.ArticleUsers, fmt.Sprint(creator.LastName, creator.FirstName, creator.ID))
+
 		data.Tags, err = db.GetTagList()
 		if err != nil {
 			log.Println(err)
@@ -64,7 +98,7 @@ func WriteArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -82,26 +116,55 @@ func SubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			Title:         r.PostFormValue("article-title"),
 			BannerLink:    r.PostFormValue("article-banner-url"),
 			Summary:       r.PostFormValue("article-summary"),
+			CreatorID:     session.Values["id"].(int64),
 			Published:     false,
 			Rejected:      false,
-			AuthorID:      session.Values["id"].(int64),
 			IsInIssue:     r.PostFormValue("issue") == "on",
 			AutoGenerated: false,
+			EditedID:      0,
 		}
 
 		if len(article.Title) == 0 {
 			http.Error(w, "Bitte den Titel eingeben.", http.StatusBadRequest)
 			return
 		}
-		if len(article.BannerLink) == 0 {
-			http.Error(w, "Bitte ein Titelbild einfügen.", http.StatusBadRequest)
-			return
-		}
 		if len(article.Summary) == 0 {
 			http.Error(w, "Bitte die Beschreibung eingeben.", http.StatusBadRequest)
 			return
 		}
 
+		r.ParseForm()
+		authors := make([]int64, 0)
+		contributors := make([]int64, 0)
+
+		for key, values := range r.Form {
+			if strings.HasPrefix(key, "user-") && len(values) > 0 {
+				id, err := strconv.ParseInt(strings.Split(key, "-")[1], 10, 64)
+				if err != nil {
+					log.Println(err)
+					http.Error(w, err.Error(), http.StatusBadRequest)
+					return
+				}
+
+				switch values[0] {
+				case "author":
+					authors = append(authors, id)
+				case "contributor":
+					contributors = append(contributors, id)
+				}
+			}
+		}
+
+		if r.PostFormValue("creator") == "contributor" {
+			contributors = append(contributors, article.CreatorID)
+		} else {
+			authors = append(authors, article.CreatorID)
+		}
+		if len(authors) == 0 {
+			http.Error(w, "Es muss mindestens einen Autor geben.", http.StatusBadRequest)
+			return
+		}
+
 		article.ID, err = db.AddArticle(article)
 		if err != nil {
 			log.Println(err)
@@ -114,30 +177,34 @@ func SubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			http.Error(w, "Bitte den Artikel eingeben.", http.StatusBadRequest)
 			return
 		}
-
-		articleAbsName := fmt.Sprint(c.ArticleDir, "/", article.ID, ".md")
-		if err = os.WriteFile(articleAbsName, content, 0644); err != nil {
+		if err := b.WriteArticleToFile(c, article.ID, content); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		article.ContentLink = fmt.Sprint(c.Domain, "/article/serve/", article.ID)
-		if err = db.UpdateAttributes(&b.Attribute{Table: "articles", ID: article.ID, AttName: "content_link", Value: article.ContentLink}); err != nil {
+		if err = db.WriteArticleAuthors(article.ID, authors); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
+		if len(contributors) > 0 {
+			if err = db.WriteArticleContributors(article.ID, contributors); err != nil {
+				log.Println(err)
+				http.Error(w, err.Error(), http.StatusInternalServerError)
+				return
+			}
+		}
 
-		r.ParseForm()
 		tags := make([]int64, 0)
 		for _, tag := range r.Form["tags"] {
 			tagID, err := strconv.ParseInt(tag, 10, 64)
 			if err != nil {
 				log.Println(err)
-				http.Error(w, err.Error(), http.StatusInternalServerError)
+				http.Error(w, err.Error(), http.StatusBadRequest)
 				return
 			}
+
 			tags = append(tags, tagID)
 		}
 		if err = db.WriteArticleTags(article.ID, tags); err != nil {
@@ -161,39 +228,75 @@ func SubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		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.StatusInternalServerError)
-			return
+		article := &b.Article{
+			Title:      r.PostFormValue("article-title"),
+			BannerLink: r.PostFormValue("article-banner-url"),
+			Summary:    r.PostFormValue("article-summary"),
+			CreatorID:  session.Values["id"].(int64),
+			IsInIssue:  r.PostFormValue("issue") == "on",
 		}
 
-		title := r.PostFormValue("article-title")
-		if len(title) == 0 {
+		if len(article.Title) == 0 {
 			http.Error(w, "Bitte den Titel eingeben.", http.StatusBadRequest)
 			return
 		}
-
-		summary := r.PostFormValue("article-summary")
-		if len(summary) == 0 {
+		if len(article.Summary) == 0 {
 			http.Error(w, "Bitte die Beschreibung eingeben.", http.StatusBadRequest)
 			return
 		}
 
+		r.ParseForm()
+		authors := make([]int64, 0)
+		contributors := make([]int64, 0)
+
+		for key, values := range r.Form {
+			if strings.HasPrefix(key, "user-") && len(values) > 0 {
+				id, err := strconv.ParseInt(strings.Split(key, "-")[1], 10, 64)
+				if err != nil {
+					log.Println(err)
+					http.Error(w, err.Error(), http.StatusBadRequest)
+					return
+				}
+
+				switch values[0] {
+				case "author":
+					authors = append(authors, id)
+				case "contributor":
+					contributors = append(contributors, id)
+				}
+			}
+		}
+
+		if r.PostFormValue("creator") == "contributor" {
+			contributors = append(contributors, article.CreatorID)
+		} else {
+			authors = append(authors, article.CreatorID)
+		}
+		if len(authors) == 0 {
+			http.Error(w, "Es muss mindestens einen Autor geben.", http.StatusBadRequest)
+			return
+		}
+
+		article.ID, err = strconv.ParseInt(r.PathValue("id"), 10, 64)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
 		content := r.PostFormValue("article-content")
 		if len(content) == 0 {
 			http.Error(w, "Bitte den Artikel eingeben.", http.StatusBadRequest)
 			return
 		}
-
-		contentLink := fmt.Sprint(c.ArticleDir, "/", id, ".md")
+		contentLink := fmt.Sprint(c.ArticleDir, "/", article.ID, ".md")
 		if err = os.WriteFile(contentLink, []byte(content), 0644); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -201,17 +304,30 @@ func ResubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		if err = db.UpdateAttributes(
-			&b.Attribute{Table: "articles", ID: id, AttName: "title", Value: title},
-			&b.Attribute{Table: "articles", ID: id, AttName: "summary", Value: summary},
-			&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"},
+			&b.Attribute{Table: "articles", ID: article.ID, AttName: "title", Value: article.Title},
+			&b.Attribute{Table: "articles", ID: article.ID, AttName: "banner_link", Value: article.BannerLink},
+			&b.Attribute{Table: "articles", ID: article.ID, AttName: "summary", Value: article.Summary},
+			&b.Attribute{Table: "articles", ID: article.ID, AttName: "rejected", Value: false},
+			&b.Attribute{Table: "articles", ID: article.ID, AttName: "is_in_issue", Value: article.IsInIssue},
 		); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		r.ParseForm()
+		if err = db.UpdateArticleAuthors(article.ID, authors); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		if len(contributors) > 0 {
+			if err = db.UpdateArticleContributors(article.ID, contributors); err != nil {
+				log.Println(err)
+				http.Error(w, err.Error(), http.StatusInternalServerError)
+				return
+			}
+		}
+
 		tags := make([]int64, 0)
 		for _, tag := range r.Form["tags"] {
 			tagID, err := strconv.ParseInt(tag, 10, 64)
@@ -222,7 +338,7 @@ func ResubmitArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			}
 			tags = append(tags, tagID)
 		}
-		if err = db.UpdateArticleTags(id, tags); err != nil {
+		if err = db.UpdateArticleTags(article.ID, tags); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -243,7 +359,7 @@ func ResubmitArticle(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 {
+		if _, err := GetSession(w, r, c, s); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -287,7 +403,7 @@ func ShowUnpublishedUnrejectedAndPublishedRejectedArticles(c *b.Config, db *b.DB
 
 func ShowRejectedArticles(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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -308,7 +424,7 @@ func ShowRejectedArticles(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerF
 
 		data.MyIDs = make(map[int64]bool)
 		for _, article := range data.RejectedArticles {
-			if article.AuthorID == session.Values["id"].(int64) {
+			if article.CreatorID == session.Values["id"].(int64) {
 				data.MyIDs[article.ID] = true
 			}
 		}
@@ -325,7 +441,8 @@ func ShowRejectedArticles(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerF
 
 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 {
+		session, err := GetSession(w, r, c, s)
+		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -346,14 +463,7 @@ func ReviewRejectedArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.Handler
 			return
 		}
 
-		imgURL := strings.Split(data.Article.BannerLink, "/")
-		imgFileName := imgURL[len(imgURL)-1]
-		data.BannerImage, err = b.ServeBase64Image(c, imgFileName)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
+		data.Image = data.Article.BannerLink
 
 		articleAbsName := fmt.Sprint(c.ArticleDir, "/", data.Article.ID, ".md")
 		content, err := os.ReadFile(articleAbsName)
@@ -371,6 +481,46 @@ func ReviewRejectedArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.Handler
 			return
 		}
 
+		data.ArticleUsers = make(map[string]*ArticleUser)
+		users, err := db.GetAllUsers(c)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		for _, user := range users {
+			data.ArticleUsers[fmt.Sprint(user.LastName, user.FirstName, user.ID)] = &ArticleUser{User: user, ArticleRole: None}
+		}
+
+		authors, err := db.GetArticleAuthors(c, data.Article.ID)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		for _, author := range authors {
+			data.ArticleUsers[fmt.Sprint(author.LastName, author.FirstName, author.ID)].ArticleRole = Author
+		}
+
+		contributors, err := db.GetArticleContributors(c, data.Article.ID)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		for _, contributor := range contributors {
+			data.ArticleUsers[fmt.Sprint(contributor.LastName, contributor.FirstName, contributor.ID)].ArticleRole = Contributor
+		}
+
+		creator, err := db.GetUser(c, session.Values["id"].(int64))
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		data.Creator = data.ArticleUsers[fmt.Sprint(creator.LastName, creator.FirstName, creator.ID)]
+		delete(data.ArticleUsers, fmt.Sprint(creator.LastName, creator.FirstName, creator.ID))
+
 		selectedTags, err := db.GetArticleTags(id)
 		if err != nil {
 			log.Println(err)
@@ -396,7 +546,7 @@ func ReviewRejectedArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.Handler
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -424,9 +574,9 @@ func PublishArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		if err = db.UpdateAttributes(
-			&b.Attribute{Table: "articles", ID: id, AttName: "published", Value: true},
-			&b.Attribute{Table: "articles", ID: id, AttName: "rejected", Value: false},
-			&b.Attribute{Table: "articles", ID: id, AttName: "created", Value: time.Now().Format("2006-01-02 15:04:05")},
+			&b.Attribute{Table: "articles", ID: article.ID, AttName: "published", Value: true},
+			&b.Attribute{Table: "articles", ID: article.ID, AttName: "rejected", Value: false},
+			&b.Attribute{Table: "articles", ID: article.ID, AttName: "created", Value: time.Now().Format("2006-01-02 15:04:05")},
 		); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -453,10 +603,7 @@ func PublishArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 				return
 			}
 
-			if err = db.UpdateAttributes(
-				&b.Attribute{Table: "articles", ID: id, AttName: "content_link", Value: fmt.Sprint(c.Domain, "/article/serve/", article.ID)},
-				&b.Attribute{Table: "articles", ID: id, AttName: "edited_id", Value: 0},
-			); err != nil {
+			if err = db.UpdateAttributes(&b.Attribute{Table: "articles", ID: article.ID, AttName: "edited_id", Value: 0}); err != nil {
 				log.Println(err)
 				http.Error(w, err.Error(), http.StatusInternalServerError)
 				return
@@ -469,7 +616,7 @@ func PublishArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
-		if err = b.SaveAtomFeed(c.AtomFeed, feed); err != nil {
+		if err = b.SaveAtomFeed(c.AtomFile, feed); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -490,7 +637,7 @@ func PublishArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -525,7 +672,7 @@ func RejectArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 func ShowCurrentIssue(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 {
+		if _, err := GetSession(w, r, c, s); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -549,7 +696,7 @@ func ShowCurrentIssue(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 {
+		if _, err := GetSession(w, r, c, s); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -586,7 +733,7 @@ func ShowPublishedArticles(c *b.Config, db *b.DB, s *b.CookieStore, action strin
 
 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 {
+		if _, err := GetSession(w, r, c, s); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -623,14 +770,7 @@ func ReviewArticle(c *b.Config, db *b.DB, s *b.CookieStore, action, title, butto
 			return
 		}
 
-		imgURL := strings.Split(article.BannerLink, "/")
-		imgFileName := imgURL[len(imgURL)-1]
-		data.BannerImage, err = b.ServeBase64Image(c, imgFileName)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
+		data.Image = article.BannerLink
 
 		data.Article.Summary, err = b.ConvertToPlain(article.Summary)
 		if err != nil {
@@ -654,6 +794,22 @@ func ReviewArticle(c *b.Config, db *b.DB, s *b.CookieStore, action, title, butto
 		}
 		data.HTMLContent = template.HTML(data.Content)
 
+		data.Authors, err = db.GetArticleAuthors(c, data.Article.ID)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		sortUsersByName(data.Authors)
+
+		data.Contributors, err = db.GetArticleContributors(c, data.Article.ID)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		sortUsersByName(data.Contributors)
+
 		data.Tags, err = db.GetArticleTags(id)
 		if err != nil {
 			log.Println(err)
@@ -672,7 +828,7 @@ func ReviewArticle(c *b.Config, db *b.DB, s *b.CookieStore, action, title, butto
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -704,7 +860,7 @@ func DeleteArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
-		if err = b.SaveAtomFeed(c.AtomFeed, feed); err != nil {
+		if err = b.SaveAtomFeed(c.AtomFile, feed); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -725,7 +881,7 @@ func DeleteArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -746,25 +902,59 @@ func AllowEditArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc
 			return
 		}
 
-		newArticle := oldArticle
+		newArticle := *oldArticle
 		newArticle.Published = false
 		newArticle.Rejected = true
 		newArticle.EditedID = oldArticle.ID
 
-		newID, err := db.AddArticle(newArticle)
+		newArticle.ID, 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 {
+		if err = db.UpdateAttributes(&b.Attribute{Table: "articles", ID: oldArticle.ID, AttName: "edited_id", Value: newArticle.ID}); 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 {
+		src := fmt.Sprint(c.ArticleDir, "/", oldArticle.ID, ".md")
+		dst := fmt.Sprint(c.ArticleDir, "/", newArticle.ID, ".md")
+		if err = b.CopyFile(src, dst); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		authors, err := db.GetArticleAuthors(c, oldArticle.ID)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		authorIDs := make([]int64, len(authors))
+		for i, author := range authors {
+			authorIDs[i] = author.ID
+		}
+		if err = db.WriteArticleAuthors(newArticle.ID, authorIDs); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		contributors, err := db.GetArticleContributors(c, oldArticle.ID)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		contributorIDs := make([]int64, len(contributors))
+		for i, contributor := range contributors {
+			contributorIDs[i] = contributor.ID
+		}
+		if err = db.WriteArticleContributors(newArticle.ID, contributorIDs); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -784,7 +974,7 @@ func AllowEditArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc
 
 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 {
+		if _, err := GetSession(w, r, c, s); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -806,14 +996,7 @@ func EditArticle(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			return
 		}
 
-		imgURL := strings.Split(data.Article.BannerLink, "/")
-		imgFileName := imgURL[len(imgURL)-1]
-		data.BannerImage, err = b.ServeBase64Image(c, imgFileName)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
+		data.Image = data.Article.BannerLink
 
 		content, err := os.ReadFile(fmt.Sprint(c.ArticleDir, "/", data.Article.ID, ".md"))
 		if err != nil {

cmd/frontend/images.go

@@ -9,20 +9,14 @@ import (
 	b "streifling.com/jason/cpolis/cmd/backend"
 )
 
-func UploadImage(c *b.Config, s *b.CookieStore) http.HandlerFunc {
+func UploadEasyMDEImage(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 {
+		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("article-image")
 		if err != nil {
 			log.Println(err)
@@ -48,9 +42,9 @@ func UploadImage(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 	}
 }
 
-func UploadBanner(c *b.Config, s *b.CookieStore, fileKey, htmlFile, htmlTemplate string) http.HandlerFunc {
+func UploadImage(c *b.Config, s *b.CookieStore, fileKey, htmlFile, htmlTemplate string) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
-		if _, err := getSession(w, r, c, s); err != nil {
+		if _, err := GetSession(w, r, c, s); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -75,20 +69,8 @@ func UploadBanner(c *b.Config, s *b.CookieStore, fileKey, htmlFile, htmlTemplate
 			return
 		}
 
-		base64Img, err := b.ServeBase64Image(c, filename)
-		if err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
-		data := new(struct {
-			BannerImage string
-			URL         string
-		})
-
-		data.BannerImage = base64Img
-		data.URL = c.Domain + "/image/serve/" + filename
+		data := new(struct{ Image string })
+		data.Image = filename
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/" + htmlFile)
 		if err = template.Must(tmpl, err).ExecuteTemplate(w, htmlTemplate, data); err != nil {

cmd/frontend/issues.go

@@ -13,7 +13,7 @@ import (
 
 func PublishLatestIssue(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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -33,7 +33,6 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFun
 			Published:     true,
 			Rejected:      false,
 			Created:       time.Now(),
-			AuthorID:      session.Values["id"].(int64),
 			AutoGenerated: true,
 		}
 
@@ -41,10 +40,6 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFun
 			http.Error(w, "Bitte den Titel eingeben.", http.StatusBadRequest)
 			return
 		}
-		if len(article.BannerLink) == 0 {
-			http.Error(w, "Bitte ein Titelbild einfügen.", http.StatusBadRequest)
-			return
-		}
 
 		article.ID, err = db.AddArticle(article)
 		if err != nil {
@@ -53,6 +48,22 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFun
 			return
 		}
 
+		authorIDs := make([]int64, 1)
+		var ok bool
+
+		if authorIDs[0], ok = session.Values["id"].(int64); !ok {
+			msg := "fälschlicherweise session.Values[\"id\"].(int64) für authorIDs[0] angenommen"
+			log.Println(msg)
+			http.Error(w, msg, http.StatusInternalServerError)
+			return
+		}
+
+		if err = db.WriteArticleAuthors(article.ID, authorIDs); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
 		content := []byte(r.PostFormValue("issue-content"))
 		if len(content) == 0 {
 			http.Error(w, "Bitte eine Beschreibung eingeben.", http.StatusBadRequest)
@@ -66,19 +77,6 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFun
 			return
 		}
 
-		article.ContentLink = fmt.Sprint(c.Domain, "/article/serve/", article.ID)
-		if err = db.UpdateAttributes(&b.Attribute{Table: "articles", ID: article.ID, AttName: "content_link", Value: article.ContentLink}); err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
-		if err = db.UpdateAttributes(&b.Attribute{Table: "articles", ID: article.ID, AttName: "content_link", Value: article.ContentLink}); err != nil {
-			log.Println(err)
-			http.Error(w, err.Error(), http.StatusInternalServerError)
-			return
-		}
-
 		if err = db.AddArticleToCurrentIssue(article.ID); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -97,7 +95,7 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFun
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
-		if err = b.SaveAtomFeed(c.AtomFeed, feed); err != nil {
+		if err = b.SaveAtomFeed(c.AtomFile, feed); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return

cmd/frontend/pdf.go

@@ -12,18 +12,12 @@ import (
 
 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 {
+		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)

cmd/frontend/sessions.go

@@ -26,8 +26,8 @@ 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) {
+// 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")
 
@@ -57,15 +57,21 @@ func HomePage(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		data := new(struct {
+			*UserHTMLData
 			Version string
-			Role    int
 		})
+		data.UserHTMLData = &UserHTMLData{User: new(b.User)}
 		data.Version = c.Version
 
 		files := make([]string, 2)
 		files[0] = c.WebDir + "/templates/index.html"
 		if numRows == 0 {
-			files[1] = c.WebDir + "/templates/first-user.html"
+			data.Role = b.NonExistent
+			data.Title = "Erster Benutzer (Administrator)"
+			data.ButtonText = "Anlegen"
+			data.URL = "/user/add-first"
+
+			files[1] = c.WebDir + "/templates/edit-user.html"
 			tmpl, err := template.ParseFiles(files...)
 			if err = template.Must(tmpl, err).Execute(w, data); err != nil {
 				log.Println(err)
@@ -79,6 +85,7 @@ func HomePage(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 				http.Error(w, err.Error(), http.StatusInternalServerError)
 				return
 			}
+
 			if auth, ok := session.Values["authenticated"].(bool); auth && ok {
 				data.Role = session.Values["role"].(int)
 				files[1] = c.WebDir + "/templates/hub.html"
@@ -89,6 +96,7 @@ func HomePage(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 					return
 				}
 			} else {
+				data.Role = b.Author
 				files[1] = c.WebDir + "/templates/login.html"
 				tmpl, err := template.ParseFiles(files...)
 				if err = template.Must(tmpl, err).Execute(w, data); err != nil {
@@ -142,7 +150,7 @@ func Login(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -167,7 +175,7 @@ func Logout(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)

cmd/frontend/tags.go

@@ -10,7 +10,7 @@ import (
 
 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 {
+		if _, err := GetSession(w, r, c, s); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -27,7 +27,7 @@ func CreateTag(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)

cmd/frontend/users.go

@@ -5,11 +5,20 @@ import (
 	"html/template"
 	"log"
 	"net/http"
+	"sort"
 	"strconv"
 
 	b "streifling.com/jason/cpolis/cmd/backend"
 )
 
+type UserHTMLData struct {
+	*b.User
+	Title      string
+	ButtonText string
+	URL        string
+	Image      string
+}
+
 func checkUserStrings(user *b.User) (string, int, bool) {
 	userLen := 63 // max value for utf-8 at 255 bytes
 	nameLen := 56 // max value when aes encrypting utf-8 at up to 255 bytes
@@ -25,16 +34,32 @@ func checkUserStrings(user *b.User) (string, int, bool) {
 	}
 }
 
+func sortUsersByName(users []*b.User) {
+	sort.SliceStable(users, func(i, j int) bool {
+		if users[i].LastName == users[j].LastName {
+			return users[i].FirstName < users[j].FirstName
+		}
+		return users[i].LastName < users[j].LastName
+	})
+}
+
 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 {
+		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")
-		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", nil); err != nil {
+		data := &UserHTMLData{
+			User:       &b.User{Role: b.Author},
+			Title:      "Neuer Benutzer",
+			ButtonText: "Anlegen",
+			URL:        "/user/add",
+		}
+
+		tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.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
@@ -44,7 +69,7 @@ func CreateUser(c *b.Config, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -52,10 +77,11 @@ func AddUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		user := &b.User{
-			UserName:  r.PostFormValue("username"),
-			FirstName: r.PostFormValue("first-name"),
-			LastName:  r.PostFormValue("last-name"),
-			Email:     r.PostFormValue("email"),
+			UserName:       r.PostFormValue("username"),
+			FirstName:      r.PostFormValue("first-name"),
+			LastName:       r.PostFormValue("last-name"),
+			Email:          r.PostFormValue("email"),
+			ProfilePicLink: r.PostFormValue("profile-pic-url"),
 		}
 		pass := r.PostFormValue("password")
 		pass2 := r.PostFormValue("password2")
@@ -122,7 +148,7 @@ func AddUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -136,8 +162,16 @@ func EditSelf(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			return
 		}
 
-		tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-self.html")
-		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user); err != nil {
+		data := &UserHTMLData{
+			User:       user,
+			Title:      "Mein Profil bearbeiten",
+			ButtonText: "Übernehmen",
+			URL:        "/user/update/self",
+			Image:      user.ProfilePicLink,
+		}
+
+		tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.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
@@ -147,7 +181,7 @@ func EditSelf(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -155,11 +189,12 @@ func UpdateSelf(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 		}
 
 		user := &b.User{
-			ID:        session.Values["id"].(int64),
-			UserName:  r.PostFormValue("username"),
-			FirstName: r.PostFormValue("first-name"),
-			LastName:  r.PostFormValue("last-name"),
-			Email:     r.PostFormValue("email"),
+			ID:             session.Values["id"].(int64),
+			UserName:       r.PostFormValue("username"),
+			FirstName:      r.PostFormValue("first-name"),
+			LastName:       r.PostFormValue("last-name"),
+			Email:          r.PostFormValue("email"),
+			ProfilePicLink: r.PostFormValue("profile-pic-url"),
 		}
 
 		oldPass := r.PostFormValue("old-password")
@@ -202,7 +237,7 @@ func UpdateSelf(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			return
 		}
 
-		if err = db.UpdateOwnUserAttributes(c, user.ID, user.UserName, user.FirstName, user.LastName, user.Email, oldPass, newPass); err != nil {
+		if err = db.UpdateOwnUserAttributes(c, user.ID, user.UserName, user.FirstName, user.LastName, user.Email, user.ProfilePicLink, oldPass, newPass); err != nil {
 			log.Println("error: user:", user.ID, err)
 			http.Error(w, "Benutzerdaten konnten nicht aktualisiert werden.", http.StatusInternalServerError)
 			return
@@ -225,11 +260,12 @@ func AddFirstUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		var err error
 		user := &b.User{
-			UserName:  r.PostFormValue("username"),
-			FirstName: r.PostFormValue("first-name"),
-			LastName:  r.PostFormValue("last-name"),
-			Email:     r.PostFormValue("email"),
-			Role:      b.Admin,
+			UserName:       r.PostFormValue("username"),
+			FirstName:      r.PostFormValue("first-name"),
+			LastName:       r.PostFormValue("last-name"),
+			Email:          r.PostFormValue("email"),
+			ProfilePicLink: r.PostFormValue("profile-pic-url"),
+			Role:           b.Admin,
 		}
 		pass := r.PostFormValue("password")
 		pass2 := r.PostFormValue("password2")
@@ -293,7 +329,7 @@ func AddFirstUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 func ShowAllUsers(c *b.Config, db *b.DB, s *b.CookieStore, action string) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
-		session, err := getSession(w, r, c, s)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -306,14 +342,14 @@ func ShowAllUsers(c *b.Config, db *b.DB, s *b.CookieStore, action string) http.H
 		})
 
 		data.Action = action
-		data.Users, err = db.GetAllUsers(c)
+		data.Users, err = db.GetAllUsersMap(c)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
-
 		delete(data.Users, session.Values["id"].(int64))
+
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/show-all-users.html")
 		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", data); err != nil {
 			log.Println(err)
@@ -325,7 +361,7 @@ func ShowAllUsers(c *b.Config, db *b.DB, s *b.CookieStore, action string) http.H
 
 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 {
+		if _, err := GetSession(w, r, c, s); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -345,8 +381,16 @@ func EditUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			return
 		}
 
+		data := &UserHTMLData{
+			User:       user,
+			Title:      "Profil von " + user.FirstName + " " + user.LastName + " bearbeiten",
+			ButtonText: "Übernehmen",
+			URL:        fmt.Sprint("/user/update/", user.ID),
+			Image:      user.ProfilePicLink,
+		}
+
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
-		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user); err != nil {
+		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", data); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -356,7 +400,7 @@ func EditUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -402,6 +446,8 @@ func UpdateUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			return
 		}
 
+		user.ProfilePicLink = r.PostFormValue("profile-pic-url")
+
 		newPass := r.PostFormValue("password")
 		newPass2 := r.PostFormValue("password2")
 		if newPass != newPass2 {
@@ -420,7 +466,7 @@ func UpdateUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 			return
 		}
 
-		if err = db.UpdateUserAttributes(c, user.ID, user.UserName, user.FirstName, user.LastName, user.Email, newPass, user.Role); err != nil {
+		if err = db.UpdateUserAttributes(c, user.ID, user.UserName, user.FirstName, user.LastName, user.Email, user.ProfilePicLink, newPass, user.Role); err != nil {
 			log.Println("error: user:", user.ID, err)
 			http.Error(w, "Benutzerdaten konnten nicht aktualisiert werden.", http.StatusInternalServerError)
 			return
@@ -440,7 +486,7 @@ func UpdateUser(c *b.Config, db *b.DB, s *b.CookieStore) http.HandlerFunc {
 
 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)
+		session, err := GetSession(w, r, c, s)
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)

cmd/main.go

@@ -68,7 +68,7 @@ func main() {
 	mux.HandleFunc("GET /article/write", f.WriteArticle(config, db, store))
 	mux.HandleFunc("GET /atom/serve", c.ServeAtomFeed(config))
 	mux.HandleFunc("GET /hub", f.ShowHub(config, db, store))
-	mux.HandleFunc("GET /image/serve/{pic}", c.ServeImage(config))
+	mux.HandleFunc("GET /image/serve/{pic}", c.ServeImage(config, store))
 	mux.HandleFunc("GET /issue/this", f.ShowCurrentIssue(config, db, store))
 	mux.HandleFunc("GET /logout", f.Logout(config, store))
 	mux.HandleFunc("GET /pdf/get-list", c.ServePDFList(config))
@@ -83,10 +83,10 @@ func main() {
 
 	mux.HandleFunc("POST /article/resubmit/{id}", f.ResubmitArticle(config, db, store))
 	mux.HandleFunc("POST /article/submit", f.SubmitArticle(config, db, store))
-	mux.HandleFunc("POST /article/upload-banner", f.UploadBanner(config, store, "article-banner", "editor.html", "article-banner-template"))
-	mux.HandleFunc("POST /article/upload-image", f.UploadImage(config, store))
+	mux.HandleFunc("POST /article/upload-banner", f.UploadImage(config, store, "article-banner", "editor.html", "article-banner-template"))
+	mux.HandleFunc("POST /article/upload-image", f.UploadEasyMDEImage(config, store))
 	mux.HandleFunc("POST /issue/publish", f.PublishLatestIssue(config, db, store))
-	mux.HandleFunc("POST /issue/upload-banner", f.UploadBanner(config, store, "issue-banner", "current-issue.html", "issue-banner-template"))
+	mux.HandleFunc("POST /issue/upload-banner", f.UploadImage(config, store, "issue-banner", "current-issue.html", "issue-banner-template"))
 	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))
@@ -94,6 +94,7 @@ func main() {
 	mux.HandleFunc("POST /user/add-first", f.AddFirstUser(config, db, store))
 	mux.HandleFunc("POST /user/update/{id}", f.UpdateUser(config, db, store))
 	mux.HandleFunc("POST /user/update/self", f.UpdateSelf(config, db, store))
+	mux.HandleFunc("POST /user/upload-profile-pic", f.UploadImage(config, store, "upload-profile-pic", "edit-user.html", "profile-pic-template"))
 
 	log.Fatalln(http.ListenAndServe(config.Port, mux))
 }

create_db.sql

@@ -1,55 +1,73 @@
 DROP TABLE IF EXISTS articles_tags;
+DROP TABLE IF EXISTS articles_contributors;
+DROP TABLE IF EXISTS articles_authors;
 DROP TABLE IF EXISTS tags;
 DROP TABLE IF EXISTS articles;
 DROP TABLE IF EXISTS issues;
 DROP TABLE IF EXISTS users;
 
 CREATE TABLE users (
-    id                  INT             AUTO_INCREMENT,
-    username            VARCHAR(255)    NOT NULL UNIQUE,
-    password            VARCHAR(60)     NOT NULL,
-    first_name          VARCHAR(255)    NOT NULL,
-    last_name           VARCHAR(255)    NOT NULL,
-    email               VARCHAR(255)    NOT NULL,
-    -- profile_pic_link    VARCHAR(255)    NOT NULL,
-    role                INT             NOT NULL,
+    id INT AUTO_INCREMENT,
+    username VARCHAR(255) NOT NULL UNIQUE,
+    password VARCHAR(60) NOT NULL,
+    first_name VARCHAR(255) NOT NULL,
+    last_name VARCHAR(255) NOT NULL,
+    email VARCHAR(255) NOT NULL,
+    profile_pic_link VARCHAR(255),
+    role INT NOT NULL,
     PRIMARY KEY (id)
 );
 
 CREATE TABLE issues (
-    id          INT     AUTO_INCREMENT,
-    published   BOOL    NOT NULL,
+    id INT AUTO_INCREMENT,
+    published BOOL NOT NULL,
     PRIMARY KEY (id)
 );
 
 CREATE TABLE articles (
-    id              INT             AUTO_INCREMENT,
-    title           VARCHAR(255)    NOT NULL,
-    created         TIMESTAMP       DEFAULT CURRENT_TIMESTAMP,
-    banner_link     VARCHAR(255)    NOT NULL,
-    summary         TEXT            NOT NULL,
-    content_link    VARCHAR(255)    NOT NULL,
-    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,
+    id INT AUTO_INCREMENT,
+    title VARCHAR(255) NOT NULL,
+    created TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    banner_link VARCHAR(255),
+    summary TEXT NOT NULL,
+    published BOOL NOT NULL,
+    rejected BOOL NOT NULL,
+    creator_id INT NOT NULL,
+    issue_id INT NOT NULL,
+    edited_id INT NOT NULL,
+    clicks INT NOT NULL,
+    is_in_issue BOOL NOT NULL,
+    auto_generated BOOL NOT NULL,
     PRIMARY KEY (id),
-    FOREIGN KEY (author_id) REFERENCES users (id),
+    FOREIGN KEY (creator_id) REFERENCES users (id),
     FOREIGN KEY (issue_id) REFERENCES issues (id)
 );
 
 CREATE TABLE tags (
-    id      INT         AUTO_INCREMENT,
-    name    VARCHAR(50) NOT NULL UNIQUE,
+    id INT AUTO_INCREMENT,
+    name VARCHAR(50) NOT NULL UNIQUE,
     PRIMARY KEY (id)
 );
 
+CREATE TABLE articles_authors (
+    article_id INT NOT NULL,
+    author_id INT NOT NULL,
+    PRIMARY KEY (article_id, author_id),
+    FOREIGN KEY (article_id) REFERENCES articles (id),
+    FOREIGN KEY (author_id) REFERENCES users (id)
+);
+
+CREATE TABLE articles_contributors (
+    article_id INT NOT NULL,
+    contributor_id INT NOT NULL,
+    PRIMARY KEY (article_id, contributor_id),
+    FOREIGN KEY (article_id) REFERENCES articles (id),
+    FOREIGN KEY (contributor_id) REFERENCES users (id)
+);
+
 CREATE TABLE articles_tags (
-    article_id  INT,
-    tag_id      INT,
+    article_id INT NOT NULL,
+    tag_id INT NOT NULL,
     PRIMARY KEY (article_id, tag_id),
     FOREIGN KEY (article_id) REFERENCES articles (id),
     FOREIGN KEY (tag_id) REFERENCES tags (id)

web/static/css/input.css

@@ -24,7 +24,7 @@ textarea {
 }
 
 .btn-area {
-    @apply grid grid-cols-1 md:grid-cols-2 gap-x-4 gap-y-1 mt-4;
+    @apply grid grid-cols-1 md:grid-cols-2 gap-x-4 gap-y-1;
 }
 
 .btn-area-3 {
@@ -40,33 +40,33 @@ textarea {
 }
 
 .EasyMDEContainer .CodeMirror {
-    @apply bg-slate-50 dark:bg-slate-950 border-slate-200 dark:border-slate-800 text-slate-900 dark:text-slate-100
+    @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
+    @apply border-slate-900 dark:border-slate-100;
 }
 
 .EasyMDEContainer .editor-toolbar > * {
-    @apply text-slate-900 dark:text-slate-100
+    @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
+    @apply bg-slate-100 dark:bg-slate-900;
 }
 
 .EasyMDEContainer .CodeMirror-fullscreen {
-    @apply bg-slate-50 dark:bg-slate-950
+    @apply bg-slate-50 dark:bg-slate-950;
 }
 
 .editor-toolbar {
-    @apply border border-slate-200 dark:border-slate-800
+    @apply border border-slate-200 dark:border-slate-800;
 }
 
 .editor-toolbar.fullscreen {
-    @apply bg-slate-50 dark:bg-slate-950
+    @apply bg-slate-50 dark:bg-slate-950;
 }
 
 .editor-preview {
-    @apply bg-slate-50 dark:bg-slate-950
+    @apply bg-slate-50 dark:bg-slate-950;
 }

web/templates/add-user.html

@@ -1,66 +0,0 @@
-{{define "page-content"}}
-<h2>Neuer Benutzer</h2>
-
-<form>
-    <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}}" />
-        </div>
-
-        <div>
-            <label for="password">Passwort</label>
-            <input class="w-full" required name="password" placeholder="***" type="password" />
-        </div>
-
-        <div>
-            <label for="password2">Passwort wiederholen</label>
-            <input class="w-full" required name="password2" placeholder="***" type="password" />
-        </div>
-
-        <div>
-            <label for="first-name">Vorname</label>
-            <input class="w-full" required name="first-name" type="text" value="{{.FirstName}}" />
-        </div>
-
-        <div>
-            <label for="last-name">Nachname</label>
-            <input class="w-full" required name="last-name" type="text" value="{{.LastName}}" />
-        </div>
-
-        <div>
-            <label for="email">Emailadresse</label>
-            <input class="w-full" required name="email" type="text" value="{{.Email}}" />
-        </div>
-
-        <div>
-            <label for="email2">Emailadresse wiederholen</label>
-            <input class="w-full" required name="email2" type="text" value="{{.Email}}" />
-        </div>
-    </div>
-
-    <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>
-        </div>
-        <div>
-            <input required id="editor" name="role" type="radio" value="2" {{if eq .Role 2 }}checked{{end}} />
-            <label for="editor">Redakteur</label>
-        </div>
-        <div>
-            <input required id="publisher" name="role" type="radio" value="1" {{if eq .Role 1 }}checked{{end}} />
-            <label for="publisher">Herausgeber</label>
-        </div>
-        <div>
-            <input required id="admin" name="role" type="radio" value="0" {{if eq .Role 0 }}checked{{end}} />
-            <label for="admin">Administrator</label>
-        </div>
-    </div>
-
-    <div class="btn-area">
-        <input class="action-btn" type="submit" value="Anlegen" hx-post="/user/add" hx-target="#page-content" />
-        <button class="btn" hx-get="/hub" hx-target="#page-content">Abbrechen</button>
-    </div>
-</form>
-{{end}}

web/templates/current-issue.html

@@ -79,8 +79,8 @@
 {{end}}
 
 {{define "issue-banner-template"}}
-<div class="w-full" id="issue-banner-container">
-    <img src="data:image/webp;base64,{{.BannerImage}}" alt="Banner Image">
-    <input id="issue-banner-url" name="issue-banner-url" type="hidden" value="{{.URL}}" />
+<div id="issue-banner-container">
+    <img src="/image/serve/{{.Image}}" alt="" />
+    <input id="issue-banner-url" name="issue-banner-url" type="hidden" value="{{.Image}}" />
 </div>
 {{end}}

web/templates/edit-self.html

@@ -1,53 +0,0 @@
-{{define "page-content"}}
-<h2>Profil bearbeiten</h2>
-
-<form>
-    <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}}" />
-        </div>
-
-        <div>
-            <label for="first-name">Vorname</label>
-            <input class="w-full" name="first-name" type="text" value="{{.FirstName}}" />
-        </div>
-
-        <div>
-            <label for="last-name">Nachname</label>
-            <input class="w-full" name="last-name" type="text" value="{{.LastName}}" />
-        </div>
-
-        <div>
-            <label for="old-password">Altes Passwort</label>
-            <input class="w-full" name="old-password" placeholder="***" type="password" />
-        </div>
-
-        <div>
-            <label for="password">Passwort</label>
-            <input class="w-full" name="password" placeholder="***" type="password" />
-        </div>
-
-        <div>
-            <label for="password2">Passwort wiederholen</label>
-            <input class="w-full" name="password2" placeholder="***" type="password" />
-        </div>
-
-        <div>
-            <label for="email">Emailadresse</label>
-            <input class="w-full" required name="email" type="text" value="{{.Email}}" />
-        </div>
-
-        <div>
-            <label for="email2">Emailadresse wiederholen</label>
-            <input class="w-full" required name="email2" type="text" value="{{.Email}}" />
-        </div>
-    </div>
-
-    <div class="btn-area">
-        <input class="action-btn" type="submit" value="Aktualisieren" hx-post="/user/update/self"
-            hx-target="#page-content" />
-        <button class="btn" hx-get="/hub" hx-target="#page-content">Abbrechen</button>
-    </div>
-</form>
-{{end}}

web/templates/edit-user.html

@@ -1,67 +1,90 @@
 {{define "page-content"}}
-<h2>Profil von {{.FirstName}} {{.LastName}} bearbeiten</h2>
+<h2>{{.Title}}</h2>
+
+<form class="flex flex-col gap-4" hx-encoding="multipart/form-data">
+    <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
+        {{template "profile-pic-template" .}}
 
-<form>
-    <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}}" />
-        </div>
-
-        <div>
-            <label for="first-name">Vorname</label>
-            <input class="w-full" name="first-name" type="text" value="{{.FirstName}}" />
-        </div>
-
-        <div>
-            <label for="last-name">Nachname</label>
-            <input class="w-full" name="last-name" type="text" value="{{.LastName}}" />
+            <input class="w-full" required name="username" type="text" {{if lt .Role 4}}value="{{.UserName}}" {{end}} />
         </div>
 
         <div>
             <label for="password">Passwort</label>
-            <input class="w-full" name="password" placeholder="***" type="password" />
+            <input class="w-full" required name="password" placeholder="***" type="password" />
         </div>
 
         <div>
             <label for="password2">Passwort wiederholen</label>
-            <input class="w-full" name="password2" placeholder="***" type="password" />
+            <input class="w-full" required name="password2" placeholder="***" type="password" />
+        </div>
+
+        <div>
+            <label for="first-name">Vorname</label>
+            <input class="w-full" required name="first-name" type="text" {{if lt .Role 4}}value="{{.FirstName}}"
+                {{end}} />
+        </div>
+
+        <div>
+            <label for="last-name">Nachname</label>
+            <input class="w-full" required name="last-name" type="text" {{if lt .Role 4}}value="{{.LastName}}"
+                {{end}} />
         </div>
 
         <div>
             <label for="email">Emailadresse</label>
-            <input class="w-full" required name="email" type="text" value="{{.Email}}" />
+            <input class="w-full" required name="email" type="text" {{if lt .Role 4}}value="{{.Email}}" {{end}} />
         </div>
 
         <div>
             <label for="email2">Emailadresse wiederholen</label>
-            <input class="w-full" required name="email2" type="text" value="{{.Email}}" />
+            <input class="w-full" required name="email2" type="text" {{if lt .Role 4}}value="{{.Email}}" {{end}} />
         </div>
     </div>
 
+    {{if lt .Role 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}} />
+            <input required id="author" name="role" type="radio" value="3" {{if eq .Role 3}}checked{{end}} />
             <label for="author">Autor</label>
         </div>
         <div>
-            <input required id="editor" name="role" type="radio" value="2" {{if eq .Role 2 }}checked{{end}} />
+            <input required id="editor" name="role" type="radio" value="2" {{if eq .Role 2}}checked{{end}} />
             <label for="editor">Redakteur</label>
         </div>
         <div>
-            <input required id="publisher" name="role" type="radio" value="1" {{if eq .Role 1 }}checked{{end}} />
+            <input required id="publisher" name="role" type="radio" value="1" {{if eq .Role 1}}checked{{end}} />
             <label for="publisher">Herausgeber</label>
         </div>
         <div>
-            <input required id="admin" name="role" type="radio" value="0" {{if eq .Role 0 }}checked{{end}} />
+            <input required id="admin" name="role" type="radio" value="0" {{if eq .Role 0}}checked{{end}} />
             <label for="admin">Administrator</label>
         </div>
     </div>
+    {{end}}
 
     <div class="btn-area">
-        <input class="action-btn" type="submit" value="Aktualisieren" hx-post="/user/update/{{.ID}}"
-            hx-target="#page-content" />
+        <input class="action-btn" type="submit" value="{{.ButtonText}}" hx-post="{{.URL}}" hx-target="#page-content" />
         <button class="btn" hx-get="/hub" hx-target="#page-content">Abbrechen</button>
     </div>
 </form>
 {{end}}
+
+{{define "profile-pic-template"}}
+<div class="flex items-center justify-center row-span-3 self-center" id="profile-pic-container">
+    <label
+        class="bg-slate-200 dark:bg-slate-800 hover:bg-slate-100 dark:hover:bg-slate-900 border border-slate-200 dark:border-slate-800 cursor-pointer flex flex-col h-48 items-center justify-center overflow-hidden rounded-full w-48"
+        for="upload-profile-pic">
+        {{if gt (len .Image) 0}}
+        <img src="/image/serve/{{.Image}}" alt="" />
+        {{else}}
+        <span class="text-2xl">+</span>
+        <span>Profilbild</span>
+        {{end}}
+    </label>
+    <input class="hidden" id="upload-profile-pic" name="upload-profile-pic" type="file"
+        hx-post="/user/upload-profile-pic" hx-swap="outerHTML" hx-target="#profile-pic-container" />
+    <input id="profile-pic-url" name="profile-pic-url" type="hidden" value="{{.Image}}" />
+</div>
+{{end}}

web/templates/editor.html

@@ -1,41 +1,38 @@
 {{define "page-content"}}
 <h2>Editor</h2>
 
-<form id="edit-area" hx-encoding="multipart/form-data">
+<form class="flex flex-col gap-4" id="edit-area" hx-encoding="multipart/form-data">
     <div class="flex flex-col gap-y-1">
-        <div class="w-full" id="article-banner-container">
-            <img src="data:image/webp;base64,{{.BannerImage}}" alt="Banner Image">
-            <input id="article-banner-url" name="article-banner-url" type="hidden" value="{{.Article.BannerLink}}" />
-        </div>
+        {{template "article-banner-template" .}}
 
         <div class="grid grid-cols-2 gap-4 items-center">
             <div class="flex flex-col">
-                <label for="article-title">Titel</label>
+                <h3>Titel</h3>
                 <input name="article-title" type="text" value="{{.Article.Title}}" />
             </div>
 
-            <div class="grid grid-cols-1 items-center">
+            <div class="flex">
                 <label class="btn text-center" for="article-banner">Titelbild</label>
                 <input class="hidden" id="article-banner" name="article-banner" type="file" required
-                    hx-post="/article/upload-banner" hx-target="#article-banner-container" />
+                    hx-post="/article/upload-banner" hx-swap="outerHTML" hx-target="#article-banner-container" />
             </div>
         </div>
     </div>
 
-    <div class="flex flex-col gap-y-1">
-        <label for="article-summary">Beschreibung</label>
+    <div class="flex flex-col gap-1">
+        <h3>Beschreibung</h3>
         <textarea name="article-summary">{{.Article.Summary}}</textarea>
     </div>
 
-    <div class="flex flex-col gap-y-1">
-        <label for="easyMDE">Artikel</label>
+    <div class="flex flex-col gap-1">
+        <h3>Artikel</h3>
         <textarea id="easyMDE">{{.Content}}</textarea>
         <input id="article-content" name="article-content" type="hidden" value="{{.Content}}" />
     </div>
 
     <div>
-        <span>Tags</span>
-        <div class="flex flex-wrap gap-x-4">
+        <h3>Tags</h3>
+        <div class="flex flex-wrap gap-4">
             <div>
                 <input id="issue" name="issue" type="checkbox" {{if .Article.IsInIssue}}checked{{end}} />
                 <label for="issue">Orient Express</label>
@@ -51,6 +48,38 @@
         </div>
     </div>
 
+    <div>
+        <h3>Beteiligte</h3>
+        {{range .ArticleUsers}}
+        <div class="border border-slate-200 dark:border-slate-800 flex gap-4 px-2 py-1 rounded-md">
+            <span>{{.FirstName}} {{.LastName}}: </span>
+
+            <div>
+                <input id="{{.ID}}-author" name="user-{{.ID}}" type="radio" value="author" {{if eq .ArticleRole
+                    1}}checked{{end}} />
+                <label for="{{.ID}}-author">Autor</label>
+            </div>
+
+            <div>
+                <input id="{{.ID}}-contributor" name="user-{{.ID}}" type="radio" value="contributor" {{if eq
+                    .ArticleRole 2}}checked{{end}} />
+                <label for="{{.ID}}-contributor">Mitwirkender</label>
+            </div>
+
+            <div>
+                <input id="{{.ID}}-none" name="user-{{.ID}}" type="radio" {{if eq .ArticleRole 0}}checked{{end}} />
+                <label for="{{.ID}}-none">Unbeteiligt</label>
+            </div>
+        </div>
+        {{end}}
+    </div>
+
+    <div>
+        <input id="creator" name="creator" type="checkbox" value="contributor" {{if eq .Creator.ArticleRole
+            2}}checked{{end}} />
+        <label for="creator">Ich bin nicht der Autor.</label>
+    </div>
+
     <div class="btn-area">
         <input class="action-btn" type="submit" value="Senden" hx-post="/article/{{.Action}}"
             hx-target="#page-content" />
@@ -92,8 +121,8 @@
 {{end}}
 
 {{define "article-banner-template"}}
-<div class="w-full" id="article-banner-container">
-    <img src="data:image/webp;base64,{{.BannerImage}}" alt="Banner Image">
-    <input id="article-banner-url" name="article-banner-url" type="hidden" value="{{.URL}}" />
+<div id="article-banner-container">
+    <img src="/image/serve/{{.Image}}" alt="" />
+    <input id="article-banner-url" name="article-banner-url" type="hidden" value="{{.Image}}" />
 </div>
 {{end}}

web/templates/first-user.html

@@ -1,46 +0,0 @@
-{{define "page-content"}}
-<h2>Erster Benutzer (Administrator)</h2>
-
-<form>
-    <div class="grid grid-cols-3 gap-4">
-        <div>
-            <label for="username">Benutzername</label>
-            <input class="w-full" required name="username" type="text" />
-        </div>
-
-        <div>
-            <label for="password">Passwort</label>
-            <input class="w-full" required name="password" placeholder="***" type="password" />
-        </div>
-
-        <div>
-            <label for="password2">Passwort wiederholen</label>
-            <input class="w-full" required name="password2" placeholder="***" type="password" />
-        </div>
-
-        <div>
-            <label for="first-name">Vorname</label>
-            <input class="w-full" required name="first-name" type="text" />
-        </div>
-
-        <div>
-            <label for="last-name">Nachname</label>
-            <input class="w-full" required name="last-name" type="text" />
-        </div>
-
-        <div>
-            <label for="email">Emailadresse</label>
-            <input class="w-full" required name="email" type="text" />
-        </div>
-
-        <div>
-            <label for="email2">Emailadresse wiederholen</label>
-            <input class="w-full" required name="email2" type="text" />
-        </div>
-    </div>
-
-    <div class="btn-area-1">
-        <input class="action-btn" type="submit" value="Anlegen" hx-post="/user/add-first" hx-target="#page-content" />
-    </div>
-</form>
-{{end}}

web/templates/index.html

@@ -42,7 +42,7 @@
         <p>{{.Version}} - <strong>Alpha: Drastische Änderungen und Fehler vorbehalten.</strong></p>
     </footer>
 
-    <script src="https://unpkg.com/htmx.org@2.0.2"></script>
+    <script src="https://unpkg.com/htmx.org@2.0.3"></script>
     <script src="https://unpkg.com/easymde/dist/easymde.min.js"></script>
     <script>
         document.addEventListener('DOMContentLoaded', () => {

web/templates/review-article.html

@@ -3,27 +3,27 @@
 
 <div>
     <div class="w-full" id="article-banner-container">
-        <img src="data:image/webp;base64,{{.BannerImage}}" alt="Banner Image">
+        <img src="/image/serve/{{.Image}}" alt="Banner Image">
     </div>
 
-    <span>Titel</span>
+    <h3>Titel</h3>
     <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>
+    <h3>Beschreibung</h3>
     <div class="border border-slate-200 dark:border-slate-800 mb-3 px-2 py-2 rounded-md w-full">
         {{.Article.Summary}}
     </div>
 
-    <span>Artikel</span>
+    <h3>Artikel</h3>
     <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>
+    <h3>Tags</h3>
     <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>
@@ -35,6 +35,22 @@
         {{end}}
     </div>
 
+    <h3>Autoren</h3>
+    <div class="border border-slate-200 dark:border-slate-800 mb-3 px-2 py-2 rounded-md w-full">
+        {{range .Authors}}
+        <span>{{.FirstName}} {{.LastName}}</span>
+        <br>
+        {{end}}
+    </div>
+
+    <h3>Mitwirkende</h3>
+    <div class="border border-slate-200 dark:border-slate-800 mb-3 px-2 py-2 rounded-md w-full">
+        {{range .Contributors}}
+        <span>{{.FirstName}} {{.LastName}}</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}}"