Merge branch 'devel'

cmd/backend/articles.go

@@ -7,6 +7,8 @@ import (
 	"log"
 	"os"
 	"time"
+
+	"github.com/google/uuid"
 )
 
 type Article struct {
@@ -14,6 +16,7 @@ type Article struct {
 	Title         string
 	BannerLink    string
 	Summary       string
+	UUID          uuid.UUID
 	ID            int64
 	CreatorID     int64
 	IssueID       int64
@@ -31,8 +34,8 @@ func (db *DB) AddArticle(a *Article) (int64, error) {
 	selectQuery := "SELECT id FROM issues WHERE published = false"
 	insertQuery := `
     INSERT INTO articles
-        (title, banner_link, summary, published, rejected, creator_id, issue_id, edited_id, clicks, is_in_issue, auto_generated)
-    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+        (title, banner_link, summary, published, rejected, creator_id, issue_id, edited_id, clicks, is_in_issue, auto_generated, uuid)
+    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
     `
 
 	for i := 0; i < TxMaxRetries; i++ {
@@ -49,7 +52,7 @@ 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.Published, a.Rejected, a.CreatorID, id, a.EditedID, 0, 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, a.UUID.String())
 			if err != nil {
 				if rollbackErr := tx.Rollback(); rollbackErr != nil {
 					log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
@@ -83,7 +86,7 @@ func (db *DB) AddArticle(a *Article) (int64, error) {
 
 func (db *DB) GetArticle(id int64) (*Article, error) {
 	query := `
-    SELECT title, created, banner_link, summary, published, creator_id, issue_id, edited_id, clicks, is_in_issue, auto_generated
+    SELECT title, created, banner_link, summary, published, creator_id, issue_id, edited_id, clicks, is_in_issue, auto_generated, uuid
     FROM articles
     WHERE id = ?
     `
@@ -91,9 +94,10 @@ func (db *DB) GetArticle(id int64) (*Article, error) {
 
 	article := new(Article)
 	var created []byte
+	var uuidString string
 	var err error
 
-	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 {
+	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, &uuidString); err != nil {
 		return nil, fmt.Errorf("error scanning article row: %v", err)
 	}
 
@@ -103,12 +107,17 @@ func (db *DB) GetArticle(id int64) (*Article, error) {
 		return nil, fmt.Errorf("error parsing created: %v", err)
 	}
 
+	article.UUID, err = uuid.Parse(uuidString)
+	if err != nil {
+		return nil, fmt.Errorf("error parsing uuid: %v", err)
+	}
+
 	return article, nil
 }
 
 func (db *DB) GetCertainArticles(attribute string, value bool) ([]*Article, error) {
 	query := fmt.Sprintf(`
-    SELECT id, title, created, banner_link, summary, creator_id, issue_id, clicks, 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, uuid
     FROM articles
     WHERE %s = ?
     `, attribute)
@@ -121,8 +130,9 @@ func (db *DB) GetCertainArticles(attribute string, value bool) ([]*Article, erro
 	for rows.Next() {
 		article := new(Article)
 		var created []byte
+		var uuidString string
 
-		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 {
+		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, &uuidString); err != nil {
 			return nil, fmt.Errorf("error scanning article row: %v", err)
 		}
 
@@ -131,6 +141,11 @@ func (db *DB) GetCertainArticles(attribute string, value bool) ([]*Article, erro
 			return nil, fmt.Errorf("error parsing created: %v", err)
 		}
 
+		article.UUID, err = uuid.Parse(uuidString)
+		if err != nil {
+			return nil, fmt.Errorf("error parsing uuid: %v", err)
+		}
+
 		articleList = append(articleList, article)
 	}
 
@@ -142,7 +157,7 @@ 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, clicks, auto_generated
+    SELECT id, title, created, banner_link, summary, clicks, auto_generated, uuid
     FROM articles
     WHERE issue_id = ? AND published = true AND is_in_issue = true
     `
@@ -174,8 +189,9 @@ func (db *DB) GetCurrentIssueArticles() ([]*Article, error) {
 			for rows.Next() {
 				article := new(Article)
 				var created []byte
+				var uuidString string
 
-				if err = rows.Scan(&article.ID, &article.Title, &created, &article.BannerLink, &article.Summary, &article.Clicks, &article.AutoGenerated); err != nil {
+				if err = rows.Scan(&article.ID, &article.Title, &created, &article.BannerLink, &article.Summary, &article.Clicks, &article.AutoGenerated, &uuidString); err != nil {
 					if rollbackErr := tx.Rollback(); rollbackErr != nil {
 						log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
 					}
@@ -190,6 +206,14 @@ func (db *DB) GetCurrentIssueArticles() ([]*Article, error) {
 					return nil, fmt.Errorf("error parsing created: %v", err)
 				}
 
+				article.UUID, err = uuid.Parse(uuidString)
+				if err != nil {
+					if rollbackErr := tx.Rollback(); rollbackErr != nil {
+						log.Fatalf("transaction error: %v, rollback error: %v", err, rollbackErr)
+					}
+					return nil, fmt.Errorf("error parsing uuid: %v", err)
+				}
+
 				articleList = append(articleList, article)
 			}
 
@@ -284,11 +308,11 @@ 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")
+func WriteArticleToFile(c *Config, articleUUID uuid.UUID, content []byte) error {
+	articleAbsName := fmt.Sprint(c.ArticleDir, "/", articleUUID, ".md")
 
 	if err := os.WriteFile(articleAbsName, content, 0644); err != nil {
-		return fmt.Errorf("error writing article %v to file: %v", articleID, err)
+		return fmt.Errorf("error writing article %v to file: %v", articleUUID, err)
 	}
 
 	return nil

cmd/backend/atom.go

@@ -33,7 +33,7 @@ func GenerateAtomFeed(c *Config, db *DB) (*string, error) {
 		entry := atom.NewEntry(articleTitle)
 		entry.ID = atom.NewID(fmt.Sprint("urn:entry:", article.ID))
 		entry.Published = atom.NewDate(article.Created)
-		entry.Content = atom.NewContent(atom.OutOfLine, "text/hmtl", fmt.Sprint(c.Domain, "/article/serve/", article.ID))
+		entry.Content = atom.NewContent(atom.OutOfLine, "text/html", fmt.Sprint(c.Domain, "/article/serve/", article.UUID))
 
 		if article.AutoGenerated {
 			entry.Summary = atom.NewText("text", "automatically generated")

cmd/backend/docx.go

@@ -0,0 +1,59 @@
+package backend
+
+import (
+	"bytes"
+	"fmt"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"regexp"
+
+	"github.com/google/uuid"
+)
+
+func ConvertToMarkdown(c *Config, filename string) ([]byte, error) {
+	var stderr bytes.Buffer
+
+	articleID := uuid.New()
+	articleFileName := fmt.Sprint("/tmp/", articleID, ".md")
+
+	tmpDir, err := os.MkdirTemp("/tmp", "cpolis_images")
+	if err != nil {
+		return nil, fmt.Errorf("error creating temporary directory: %v", err)
+	}
+	defer os.RemoveAll(tmpDir)
+
+	cmd := exec.Command("pandoc", "-s", "-f", "docx", "-t", "commonmark_x", "-o", articleFileName, "--extract-media", tmpDir, filename) // TODO: Is writing to a file necessary?
+	cmd.Stderr = &stderr
+	if err = cmd.Run(); err != nil {
+		return nil, fmt.Errorf("error converting docx to markdown: %v: %v", err, stderr.String())
+	}
+	defer os.Remove(articleFileName)
+
+	articleContent, err := os.ReadFile(articleFileName)
+	if err != nil {
+		return nil, fmt.Errorf("error reading markdown file: %v", err)
+	}
+
+	imageNames, err := filepath.Glob(filepath.Join(tmpDir, "/media/*"))
+	if err != nil {
+		return nil, fmt.Errorf("error getting docx images from temporary directory: %v", err)
+	}
+
+	for _, name := range imageNames {
+		image, err := os.Open(name)
+		if err != nil {
+			return nil, fmt.Errorf("error opening image file %v: %v", name, err)
+		}
+		defer image.Close()
+
+		newImageName, err := SaveImage(image, c.MaxImgHeight, c.MaxImgWidth, c.PicsDir)
+		if err != nil {
+			return nil, fmt.Errorf("error saving image %v: %v", name, err)
+		}
+
+		articleContent = regexp.MustCompile(name).ReplaceAll(articleContent, []byte(c.PicsDir+"/"+newImageName))
+	}
+
+	return articleContent, nil
+}

cmd/backend/images.go

@@ -1,10 +1,16 @@
 package backend
 
 import (
+	"bufio"
 	"fmt"
 	"image"
 	"io"
+	"io/fs"
+	"log"
 	"os"
+	"path/filepath"
+	"strings"
+	"time"
 
 	"github.com/chai2010/webp"
 	"github.com/disintegration/imaging"
@@ -30,7 +36,7 @@ func SaveImage(src io.Reader, maxHeight, maxWidth int, path string) (string, err
 	}
 
 	filename := fmt.Sprint(uuid.New(), ".webp")
-	file, err := os.Create(path + filename)
+	file, err := os.Create(filepath.Join(path, filename))
 	if err != nil {
 		return "", fmt.Errorf("error creating new image file: %v", err)
 	}
@@ -42,3 +48,59 @@ func SaveImage(src io.Reader, maxHeight, maxWidth int, path string) (string, err
 
 	return filename, nil
 }
+
+func CleanUpImages(c *Config) {
+	for {
+		if err := filepath.Walk(c.PicsDir, func(path string, info fs.FileInfo, err error) error {
+			if err != nil {
+				return err
+			}
+
+			if !info.IsDir() {
+				imageName := info.Name()
+				absImageName := path
+
+				if err = filepath.Walk(c.ArticleDir, func(path string, info fs.FileInfo, err error) error {
+					if err != nil {
+						return err
+					}
+
+					if !info.IsDir() {
+						mdFile, err := os.Open(path)
+						if err != nil {
+							return err
+						}
+						defer mdFile.Close()
+
+						scanner := bufio.NewScanner(mdFile)
+						imageWasFound := false
+
+						for scanner.Scan() {
+							if strings.Contains(scanner.Text(), imageName) {
+								imageWasFound = true
+							}
+						}
+
+						if !imageWasFound {
+							if err = os.Remove(absImageName); err != nil {
+								return err
+							}
+						}
+
+						return scanner.Err()
+					}
+
+					return nil
+				}); err != nil {
+					return err
+				}
+			}
+
+			return nil
+		}); err != nil {
+			log.Println(err)
+		}
+
+		time.Sleep(time.Hour)
+	}
+}

cmd/frontend/articles.go

@@ -10,6 +10,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/google/uuid"
 	b "streifling.com/jason/cpolis/cmd/backend"
 )
 
@@ -109,6 +110,7 @@ func SubmitArticle(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerFun
 			IsInIssue:     r.PostFormValue("issue") == "on",
 			AutoGenerated: false,
 			EditedID:      0,
+			UUID:          uuid.New(),
 		}
 
 		if len(article.Title) == 0 {
@@ -164,7 +166,7 @@ func SubmitArticle(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerFun
 			http.Error(w, "Bitte den Artikel eingeben.", http.StatusBadRequest)
 			return
 		}
-		if err := b.WriteArticleToFile(c, article.ID, content); err != nil {
+		if err := b.WriteArticleToFile(c, article.UUID, content); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -221,14 +223,26 @@ func ResubmitArticle(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerF
 			return
 		}
 
-		article := &b.Article{
-			Title:      r.PostFormValue("article-title"),
-			BannerLink: r.PostFormValue("article-banner-url"),
-			Summary:    r.PostFormValue("article-summary"),
-			CreatorID:  session.User.ID,
-			IsInIssue:  r.PostFormValue("issue") == "on",
+		id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
 		}
 
+		article, err := db.GetArticle(id)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		article.Title = r.PostFormValue("article-title")
+		article.BannerLink = r.PostFormValue("article-banner-url")
+		article.Summary = r.PostFormValue("article-summary")
+		article.CreatorID = session.User.ID
+		article.IsInIssue = r.PostFormValue("issue") == "on"
+
 		if len(article.Title) == 0 {
 			http.Error(w, "Bitte den Titel eingeben.", http.StatusBadRequest)
 			return
@@ -270,20 +284,13 @@ func ResubmitArticle(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerF
 			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, "/", article.ID, ".md")
-		if err = os.WriteFile(contentLink, []byte(content), 0644); err != nil {
+
+		if err = b.WriteArticleToFile(c, article.UUID, []byte(content)); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -448,7 +455,7 @@ func ReviewRejectedArticle(c *b.Config, db *b.DB, s map[string]*Session) http.Ha
 
 		data.Image = data.Article.BannerLink
 
-		articleAbsName := fmt.Sprint(c.ArticleDir, "/", data.Article.ID, ".md")
+		articleAbsName := fmt.Sprint(c.ArticleDir, "/", data.Article.UUID, ".md")
 		content, err := os.ReadFile(articleAbsName)
 		if err != nil {
 			log.Println(err)
@@ -579,7 +586,7 @@ func PublishArticle(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerFu
 				return
 			}
 
-			if err = os.Remove(fmt.Sprint(c.ArticleDir, "/", oldArticle.ID, ".md")); err != nil {
+			if err = os.Remove(fmt.Sprint(c.ArticleDir, "/", oldArticle.UUID, ".md")); err != nil {
 				log.Println(err)
 				http.Error(w, err.Error(), http.StatusInternalServerError)
 				return
@@ -757,7 +764,7 @@ func ReviewArticle(c *b.Config, db *b.DB, s map[string]*Session, action, title,
 			return
 		}
 
-		articleAbsName := fmt.Sprint(c.ArticleDir, "/", article.ID, ".md")
+		articleAbsName := fmt.Sprint(c.ArticleDir, "/", article.UUID, ".md")
 		content, err := os.ReadFile(articleAbsName)
 		if err != nil {
 			log.Println(err)
@@ -819,13 +826,20 @@ func DeleteArticle(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerFun
 			return
 		}
 
+		article, err := db.GetArticle(id)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
 		if err = db.DeleteArticle(id); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
 
-		if err = os.Remove(fmt.Sprint(c.ArticleDir, "/", id, ".md")); err != nil {
+		if err = os.Remove(fmt.Sprint(c.ArticleDir, "/", article.UUID, ".md")); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
@@ -896,8 +910,8 @@ func AllowEditArticle(c *b.Config, db *b.DB, s map[string]*Session) http.Handler
 			return
 		}
 
-		src := fmt.Sprint(c.ArticleDir, "/", oldArticle.ID, ".md")
-		dst := fmt.Sprint(c.ArticleDir, "/", newArticle.ID, ".md")
+		src := fmt.Sprint(c.ArticleDir, "/", oldArticle.UUID, ".md")
+		dst := fmt.Sprint(c.ArticleDir, "/", newArticle.UUID, ".md")
 		if err = b.CopyFile(src, dst); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -973,7 +987,7 @@ func EditArticle(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerFunc
 
 		data.Image = data.Article.BannerLink
 
-		content, err := os.ReadFile(fmt.Sprint(c.ArticleDir, "/", data.Article.ID, ".md"))
+		content, err := os.ReadFile(fmt.Sprint(c.ArticleDir, "/", data.Article.UUID, ".md"))
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)

cmd/frontend/docx.go

@@ -0,0 +1,107 @@
+package frontend
+
+import (
+	"bytes"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"os"
+	"path/filepath"
+	"time"
+
+	"github.com/gabriel-vasile/mimetype"
+	"github.com/google/uuid"
+	b "streifling.com/jason/cpolis/cmd/backend"
+)
+
+func UploadDocx(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		session, err := ManageSession(w, r, c, s)
+		if err != nil {
+			http.Error(w, "Die Session ist abgelaufen. Bitte erneut anmelden.", http.StatusUnauthorized)
+			return
+		}
+
+		file, fileHeader, err := r.FormFile("docx-upload")
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		defer file.Close()
+
+		var buf bytes.Buffer
+		if _, err = io.Copy(&buf, file); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		mime := mimetype.Detect(buf.Bytes())
+		if !mime.Is("application/vnd.openxmlformats-officedocument.wordprocessingml.document") {
+			http.Error(w, "Die Datei ist kein DOCX Worddokument.", http.StatusBadRequest)
+			return
+		}
+
+		docxFilename := fmt.Sprint(uuid.New(), ".docx")
+		absDocxFilepath, err := filepath.Abs("/tmp/" + docxFilename)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		if err = os.WriteFile(absDocxFilepath, buf.Bytes(), 0644); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		defer os.Remove(absDocxFilepath)
+
+		mdString, err := b.ConvertToMarkdown(c, absDocxFilepath)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		uuidName := uuid.New()
+		mdFilename := fmt.Sprint(uuidName, ".md")
+		absMdFilepath, err := filepath.Abs(c.ArticleDir + "/" + mdFilename)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		if err = os.WriteFile(absMdFilepath, mdString, 0644); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		article := &b.Article{
+			Created:   time.Now(),
+			UUID:      uuidName,
+			CreatorID: session.User.ID,
+			Rejected:  true,
+		}
+		article.Title = fmt.Sprint(fileHeader.Filename, "-", article.UUID)
+
+		id, err := db.AddArticle(article)
+		if err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		if err = db.WriteArticleAuthors(id, []int64{session.User.ID}); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		w.WriteHeader(http.StatusOK)
+	}
+}

cmd/frontend/issues.go

@@ -8,6 +8,7 @@ import (
 	"os"
 	"time"
 
+	"github.com/google/uuid"
 	b "streifling.com/jason/cpolis/cmd/backend"
 )
 
@@ -26,6 +27,7 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s map[string]*Session) http.Handl
 			Rejected:      false,
 			Created:       time.Now(),
 			AutoGenerated: true,
+			UUID:          uuid.New(),
 		}
 
 		if len(article.Title) == 0 {
@@ -55,7 +57,7 @@ func PublishLatestIssue(c *b.Config, db *b.DB, s map[string]*Session) http.Handl
 			return
 		}
 
-		articleAbsName := fmt.Sprint(c.ArticleDir, "/", article.ID, ".md")
+		articleAbsName := fmt.Sprint(c.ArticleDir, "/", article.UUID, ".md")
 		if err = os.WriteFile(articleAbsName, content, 0644); err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)

cmd/frontend/pdf.go

@@ -5,6 +5,7 @@ import (
 	"log"
 	"net/http"
 	"path/filepath"
+	"strings"
 
 	"github.com/google/uuid"
 	b "streifling.com/jason/cpolis/cmd/backend"
@@ -17,7 +18,7 @@ func UploadPDF(c *b.Config, s map[string]*Session) http.HandlerFunc {
 			return
 		}
 
-		file, _, err := r.FormFile("pdf-upload")
+		file, header, err := r.FormFile("pdf-upload")
 		if err != nil {
 			log.Println(err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
@@ -43,7 +44,9 @@ func UploadPDF(c *b.Config, s map[string]*Session) http.HandlerFunc {
 			return
 		}
 
-		filename := fmt.Sprint(uuid.New(), ".pdf")
+		oldFilename := header.Filename
+		oldFilename = strings.Join(strings.Split(oldFilename, ".")[:len(oldFilename)-1], ".")
+		filename := fmt.Sprint(oldFilename, ".", uuid.New(), ".pdf")
 		absFilepath, err := filepath.Abs(c.PDFDir + "/" + filename)
 		if err != nil {
 			log.Println(err)

cmd/frontend/users.go

@@ -252,7 +252,7 @@ func UpdateSelf(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerFunc {
 	}
 }
 
-func AddFirstUser(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerFunc {
+func AddFirstUser(c *b.Config, db *b.DB, s map[string]*Session, sessionExpiryChan chan string) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		var err error
 		user := &b.User{
@@ -305,8 +305,12 @@ func AddFirstUser(c *b.Config, db *b.DB, s map[string]*Session) http.HandlerFunc
 			return
 		}
 
+		session := newSession(w, c, sessionExpiryChan, user)
+		s[session.cookie.Value] = session
+		http.SetCookie(w, session.cookie)
+
 		data := new(struct{ Role int })
-		data.Role = 0
+		data.Role = user.Role
 
 		tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
 		if err = template.Must(tmpl, err).ExecuteTemplate(w, "page-content", data); err != nil {

cmd/main.go

@@ -32,6 +32,8 @@ func main() {
 	sessions, sessionExpiryChan := f.StartSessions()
 	defer close(sessionExpiryChan)
 
+	// go b.CleanUpImages(config)
+
 	mux := http.NewServeMux()
 	mux.Handle("/web/static/", http.StripPrefix("/web/static/",
 		http.FileServer(http.Dir(config.WebDir+"/static/"))))
@@ -72,13 +74,14 @@ func main() {
 	mux.HandleFunc("POST /article/submit", f.SubmitArticle(config, db, sessions))
 	mux.HandleFunc("POST /article/upload-banner", f.UploadImage(config, sessions, "article-banner", "editor.html", "article-banner-template"))
 	mux.HandleFunc("POST /article/upload-image", f.UploadEasyMDEImage(config, sessions))
+	mux.HandleFunc("POST /docx/upload", f.UploadDocx(config, db, sessions))
 	mux.HandleFunc("POST /issue/publish", f.PublishLatestIssue(config, db, sessions))
 	mux.HandleFunc("POST /issue/upload-banner", f.UploadImage(config, sessions, "issue-banner", "current-issue.html", "issue-banner-template"))
 	mux.HandleFunc("POST /login", f.Login(config, db, sessions, sessionExpiryChan))
 	mux.HandleFunc("POST /pdf/upload", f.UploadPDF(config, sessions))
 	mux.HandleFunc("POST /tag/add", f.AddTag(config, db, sessions))
 	mux.HandleFunc("POST /user/add", f.AddUser(config, db, sessions))
-	mux.HandleFunc("POST /user/add-first", f.AddFirstUser(config, db, sessions))
+	mux.HandleFunc("POST /user/add-first", f.AddFirstUser(config, db, sessions, sessionExpiryChan))
 	mux.HandleFunc("POST /user/update/{id}", f.UpdateUser(config, db, sessions))
 	mux.HandleFunc("POST /user/update/self", f.UpdateSelf(config, db, sessions))
 	mux.HandleFunc("POST /user/upload-profile-pic", f.UploadImage(config, sessions, "upload-profile-pic", "edit-user.html", "profile-pic-template"))

create_db.sql

@@ -38,6 +38,7 @@ CREATE TABLE articles (
     clicks INT NOT NULL,
     is_in_issue BOOL NOT NULL,
     auto_generated BOOL NOT NULL,
+    uuid VARCHAR(36) NOT NULL,
     PRIMARY KEY (id),
     FOREIGN KEY (creator_id) REFERENCES users (id),
     FOREIGN KEY (issue_id) REFERENCES issues (id)

go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/BurntSushi/toml v1.4.0
 	github.com/chai2010/webp v1.1.1
 	github.com/disintegration/imaging v1.6.2
+	github.com/gabriel-vasile/mimetype v1.4.8
 	github.com/go-sql-driver/mysql v1.8.1
 	github.com/google/uuid v1.6.0
 	github.com/microcosm-cc/bluemonday v1.0.27

go.sum

@@ -62,6 +62,8 @@ github.com/envoyproxy/protoc-gen-validate v1.1.0 h1:tntQDh69XqOCOZsDz0lVJQez/2L6
 github.com/envoyproxy/protoc-gen-validate v1.1.0/go.mod h1:sXRDRVmzEbkM7CVcM06s9shE/m23dg3wzjl0UWqJ2q4=
 github.com/felixge/httpsnoop v1.0.4 h1:NFTV2Zj1bL4mc9sqWACXbQFVBBg2W3GPvqp8/ESS2Wg=
 github.com/felixge/httpsnoop v1.0.4/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
+github.com/gabriel-vasile/mimetype v1.4.8 h1:FfZ3gj38NjllZIeJAmMhr+qKL8Wu+nOoI3GqacKw1NM=
+github.com/gabriel-vasile/mimetype v1.4.8/go.mod h1:ByKUIKGjh1ODkGM1asKUbQZOLGrPjydw3hYPU2YU9t8=
 github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
 github.com/go-logr/logr v1.4.2 h1:6pFjapn8bFcIbiKo3XT4j/BhANplGihG6tvd+8rYgrY=
 github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=

web/templates/hub.html

@@ -7,6 +7,11 @@
         <h2>Artikel</h2>
         <div class="grid grid-cols-1 md:grid-cols-2 gap-x-4 gap-y-2">
             <button class="btn" hx-get="/article/write" hx-target="#page-content">Artikel schreiben</button>
+            <form class="flex" hx-encoding="multipart/form-data">
+                <label class="btn text-center" for="docx-upload">Word-Dokument hochladen</label>
+                <input accept=".docx" class="hidden" id="docx-upload" name="docx-upload" type="file"
+                    hx-post="/docx/upload" />
+            </form>
             <button class="btn" hx-get="/article/all-rejected" hx-target="#page-content">Artikel bearbeiten</button>
             {{if lt .Role 3}}<button class="btn" hx-get="/article/all-unpublished-unrejected-and-published-rejected"
                 hx-target="#page-content">Artikel veröffentlichen</button>{{end}}