112 lines
2.6 KiB
Go
112 lines
2.6 KiB
Go
package calls
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import (
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"fmt"
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"log"
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"net/http"
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"os"
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"strconv"
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b "streifling.com/jason/cpolis/cmd/backend"
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)
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func incrementClicks(db *b.DB, a *b.Article) error {
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a.Clicks++
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if err := db.UpdateAttributes(&b.Attribute{Table: "articles", ID: a.ID, AttName: "clicks", Value: a.Clicks}); err != nil {
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return fmt.Errorf("error updating click attribute of article %v: %v", a.ID, err)
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}
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if a.IsInIssue {
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issue, err := db.GetArticle(a.IssueID)
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if err != nil {
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return fmt.Errorf("error getting issue %v: %v", a.IssueID, err)
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}
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issue.Clicks++
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if err := db.UpdateAttributes(&b.Attribute{Table: "articles", ID: issue.ID, AttName: "clicks", Value: issue.Clicks}); err != nil {
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return fmt.Errorf("error updating click attribute of issue %v: %v", issue.ID, err)
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}
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}
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return nil
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}
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func ServeArticle(c *b.Config, db *b.DB) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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if !tokenIsVerified(w, r, c) {
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return
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}
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idString := r.PathValue("id")
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id, err := strconv.ParseInt(idString, 10, 64)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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article, err := db.GetArticle(id)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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if !article.Published {
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return
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}
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articleAbsName := fmt.Sprint(c.ArticleDir, "/", article.ID, ".md")
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contentBytes, err := os.ReadFile(articleAbsName)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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content, err := b.ConvertToHTML(string(contentBytes))
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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if err = incrementClicks(db, article); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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if _, err = fmt.Fprint(w, content); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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}
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}
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func ServeClicks(db *b.DB) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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idString := r.PathValue("id")
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id, err := strconv.ParseInt(idString, 10, 64)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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article, err := db.GetArticle(id)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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if _, err = fmt.Fprint(w, article.Clicks); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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}
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}
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