Add forum post editing
This commit is contained in:
Ben Visness
parent
1ccf715c2d
commit
b27c673c15
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@ -26,8 +26,8 @@
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<form id="form" action="{{ .SubmitUrl }}" method="post" class="flex-fair-ns">
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{{ csrftoken .Session }}
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{{ if not .PostReplyingTo }}
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<input class="b w-100 mb1" name="title" type="text" placeholder="Post title..." value="{{ .PostTitle }}"/>
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{{ if not (or .PostReplyingTo .IsEditing) }}
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<input class="b w-100 mb1" name="title" type="text" placeholder="Post title..."/>
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{{ end }}
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{{/* TODO: Reintroduce the toolbar in a way that makes sense for Markdown */}}
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{{/*
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@ -51,7 +51,7 @@
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<input type="button" id="youtube" value="youtube" />
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</div>
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*/}}
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<textarea id="editor" class="w-100 h5 minh-5" name="body">{{ .PostBody }}</textarea>
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<textarea id="editor" class="w-100 h5 minh-5" name="body">{{ if .IsEditing }}{{ .EditInitialContents }}{{ end }}</textarea>
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<div class="flex flex-row-reverse justify-start mt2">
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<input type="submit" class="button ml2" name="submit" value="{{ .SubmitLabel }}" />
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@ -124,15 +124,6 @@
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{{/*
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{% if context_reply_to %}
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<h4>The post you're replying to:</h4>
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<div class="recent-posts">
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{% with post=post_reply_to %}
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{% include "forum_thread_single_post.html" %}
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{% endwith %}
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</div>
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{% endif %}
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{% if context_newer %}
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<h4>Replies since then:</h4>
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<div class="recent-posts">
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@ -187,7 +178,7 @@
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// Load any stored content from localStorage
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const storageKey = `${storagePrefix}/${window.location.host}${window.location.pathname}`;
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const storedContents = window.localStorage.getItem(storageKey);
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if (storedContents) {
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if (storedContents && !tf.value) {
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try {
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const { contents } = JSON.parse(storedContents);
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tf.value = contents;
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@ -41,12 +41,12 @@ type forumSubcategoryData struct {
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type editorData struct {
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templates.BaseData
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SubmitUrl string
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PostTitle string
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PostBody string
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ThreadTitle string
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SubmitLabel string
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IsEditing bool // false if new post, true if updating existing one
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ThreadTitle string
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IsEditing bool // false if new post, true if updating existing one
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EditInitialContents string
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PostReplyingTo *templates.Post
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}
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@ -607,7 +607,7 @@ func ForumNewThreadSubmit(c *RequestContext) ResponseData {
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panic(oops.New(err, "failed to create thread"))
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}
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postId, _ := createForumPostAndVersion(c.Context(), tx, currentCatId, threadId, c.CurrentUser.ID, c.CurrentProject.ID, unparsed, c.Req.Host, nil)
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postId, _ := createNewForumPostAndVersion(c.Context(), tx, currentCatId, threadId, c.CurrentUser.ID, c.CurrentProject.ID, unparsed, c.Req.Host, nil)
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// Update thread with post id
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_, err = tx.Exec(c.Context(),
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@ -658,7 +658,7 @@ func ForumPostReply(c *RequestContext) ResponseData {
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return FourOhFour(c)
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}
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c.Perf.StartBlock("SQL", "Fetch post ids for thread")
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c.Perf.StartBlock("SQL", "Fetch post to reply to")
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// TODO: Scope this down to just what you need
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type postQuery struct {
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Thread models.Thread `db:"thread"`
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@ -747,40 +747,154 @@ func ForumPostReplySubmit(c *RequestContext) ResponseData {
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unparsed := c.Req.Form.Get("body")
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newPostId, _ := createForumPostAndVersion(c.Context(), tx, currentCatId, threadId, c.CurrentUser.ID, c.CurrentProject.ID, unparsed, c.Req.Host, &postId)
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newPostId, _ := createNewForumPostAndVersion(c.Context(), tx, currentCatId, threadId, c.CurrentUser.ID, c.CurrentProject.ID, unparsed, c.Req.Host, &postId)
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err = tx.Commit(c.Context())
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if err != nil {
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return ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to create new forum thread"))
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return ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to reply to forum post"))
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}
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newPostUrl := hmnurl.BuildForumPost(c.CurrentProject.Slug, lineageBuilder.GetSubforumLineageSlugs(currentCatId), threadId, newPostId)
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return c.Redirect(newPostUrl, http.StatusSeeOther)
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}
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func createForumPostAndVersion(ctx context.Context, tx pgx.Tx, catId, threadId, userId, projectId int, unparsedContent string, ipString string, replyId *int) (postId, versionId int) {
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parsed := parsing.ParsePostInput(unparsedContent, parsing.RealMarkdown)
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now := time.Now()
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ip := net.ParseIP(ipString)
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func ForumPostEdit(c *RequestContext) ResponseData {
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// TODO(compression): This logic for fetching posts by thread id / post id is gonna
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// show up in a lot of places. It's used multiple times for forums, and also for blogs.
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// Consider compressing this later.
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c.Perf.StartBlock("SQL", "Fetch category tree")
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categoryTree := models.GetFullCategoryTree(c.Context(), c.Conn)
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lineageBuilder := models.MakeCategoryLineageBuilder(categoryTree)
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c.Perf.EndBlock()
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const previewMaxLength = 100
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parsedPlaintext := parsing.ParsePostInput(unparsedContent, parsing.PlaintextMarkdown)
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preview := parsedPlaintext
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if len(preview) > previewMaxLength-1 {
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preview = preview[:previewMaxLength-1] + "…"
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currentCatId, valid := validateSubforums(lineageBuilder, c.CurrentProject, c.PathParams["cats"])
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if !valid {
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return FourOhFour(c)
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}
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requestedThreadId, err := strconv.Atoi(c.PathParams["threadid"])
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if err != nil {
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return FourOhFour(c)
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}
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requestedPostId, err := strconv.Atoi(c.PathParams["postid"])
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if err != nil {
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return FourOhFour(c)
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}
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c.Perf.StartBlock("SQL", "Fetch post to edit")
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// TODO: Scope this down to just what you need
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type postQuery struct {
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Thread models.Thread `db:"thread"`
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Post models.Post `db:"post"`
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CurrentVersion models.PostVersion `db:"ver"`
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Author *models.User `db:"author"`
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Editor *models.User `db:"editor"`
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}
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postQueryResult, err := db.QueryOne(c.Context(), c.Conn, postQuery{},
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`
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SELECT $columns
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FROM
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handmade_thread AS thread
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JOIN handmade_post AS post ON post.thread_id = thread.id
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JOIN handmade_postversion AS ver ON post.current_id = ver.id
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LEFT JOIN auth_user AS author ON post.author_id = author.id
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LEFT JOIN auth_user AS editor ON ver.editor_id = editor.id
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WHERE
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post.category_id = $1
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AND post.thread_id = $2
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AND post.id = $3
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AND NOT post.deleted
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ORDER BY postdate
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`,
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currentCatId,
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requestedThreadId,
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requestedPostId,
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)
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if err != nil {
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if errors.Is(err, db.ErrNoMatchingRows) {
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return FourOhFour(c)
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} else {
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return ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to fetch reply post"))
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}
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}
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result := postQueryResult.(*postQuery)
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baseData := getBaseData(c)
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baseData.Title = fmt.Sprintf("Editing \"%s\" | %s", result.Thread.Title, *categoryTree[currentCatId].Name)
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baseData.MathjaxEnabled = true
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// TODO(ben): Set breadcrumbs
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templatePost := templates.PostToTemplate(&result.Post, result.Author, c.Theme)
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templatePost.AddContentVersion(result.CurrentVersion, result.Editor)
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var res ResponseData
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res.MustWriteTemplate("editor.html", editorData{
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BaseData: baseData,
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SubmitUrl: hmnurl.BuildForumPostEdit(c.CurrentProject.Slug, lineageBuilder.GetSubforumLineageSlugs(currentCatId), requestedThreadId, requestedPostId),
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ThreadTitle: result.Thread.Title,
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SubmitLabel: "Submit Edited Post",
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IsEditing: true,
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EditInitialContents: result.CurrentVersion.TextRaw,
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}, c.Perf)
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return res
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}
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func ForumPostEditSubmit(c *RequestContext) ResponseData {
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tx, err := c.Conn.Begin(c.Context())
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if err != nil {
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panic(err)
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}
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defer tx.Rollback(c.Context())
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c.Perf.StartBlock("SQL", "Fetch category tree")
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categoryTree := models.GetFullCategoryTree(c.Context(), c.Conn)
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lineageBuilder := models.MakeCategoryLineageBuilder(categoryTree)
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c.Perf.EndBlock()
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currentCatId, valid := validateSubforums(lineageBuilder, c.CurrentProject, c.PathParams["cats"])
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if !valid {
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return FourOhFour(c)
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}
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threadId, err := strconv.Atoi(c.PathParams["threadid"])
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if err != nil {
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return FourOhFour(c)
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}
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postId, err := strconv.Atoi(c.PathParams["postid"])
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if err != nil {
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return FourOhFour(c)
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}
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c.Req.ParseForm()
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unparsed := c.Req.Form.Get("body")
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editReason := c.Req.Form.Get("editreason")
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createForumPostVersion(c.Context(), tx, postId, unparsed, c.Req.Host, editReason, &c.CurrentUser.ID)
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err = tx.Commit(c.Context())
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if err != nil {
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return ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to edit forum post"))
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}
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postUrl := hmnurl.BuildForumPost(c.CurrentProject.Slug, lineageBuilder.GetSubforumLineageSlugs(currentCatId), threadId, postId)
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return c.Redirect(postUrl, http.StatusSeeOther)
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}
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func createNewForumPostAndVersion(ctx context.Context, tx pgx.Tx, catId, threadId, userId, projectId int, unparsedContent string, ipString string, replyId *int) (postId, versionId int) {
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// Create post
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err := tx.QueryRow(ctx,
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`
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INSERT INTO handmade_post (postdate, category_id, thread_id, preview, current_id, author_id, category_kind, project_id, reply_id)
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VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9)
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INSERT INTO handmade_post (postdate, category_id, thread_id, current_id, author_id, category_kind, project_id, reply_id)
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VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
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RETURNING id
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`,
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now,
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time.Now(),
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catId,
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threadId,
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preview,
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-1,
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userId,
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models.CatKindForum,
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@ -791,35 +905,54 @@ func createForumPostAndVersion(ctx context.Context, tx pgx.Tx, catId, threadId,
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panic(oops.New(err, "failed to create post"))
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}
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versionId = createForumPostVersion(ctx, tx, postId, unparsedContent, ipString, "", nil)
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return
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}
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func createForumPostVersion(ctx context.Context, tx pgx.Tx, postId int, unparsedContent string, ipString string, editReason string, editorId *int) (versionId int) {
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parsed := parsing.ParsePostInput(unparsedContent, parsing.RealMarkdown)
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ip := net.ParseIP(ipString)
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const previewMaxLength = 100
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parsedPlaintext := parsing.ParsePostInput(unparsedContent, parsing.PlaintextMarkdown)
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preview := parsedPlaintext
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if len(preview) > previewMaxLength-1 {
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preview = preview[:previewMaxLength-1] + "…"
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}
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// Create post version
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err = tx.QueryRow(ctx,
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err := tx.QueryRow(ctx,
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`
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INSERT INTO handmade_postversion (post_id, text_raw, text_parsed, ip, date)
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VALUES ($1, $2, $3, $4, $5)
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INSERT INTO handmade_postversion (post_id, text_raw, text_parsed, ip, date, edit_reason, editor_id)
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VALUES ($1, $2, $3, $4, $5, $6, $7)
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RETURNING id
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`,
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postId,
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unparsedContent,
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parsed,
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ip,
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now,
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time.Now(),
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editReason,
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editorId,
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).Scan(&versionId)
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if err != nil {
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panic(oops.New(err, "failed to create post version"))
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}
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// Update post with version id
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// Update post with version id and preview
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_, err = tx.Exec(ctx,
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`
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UPDATE handmade_post
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SET current_id = $1
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WHERE id = $2
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SET current_id = $1, preview = $2
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WHERE id = $3
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`,
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versionId,
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preview,
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postId,
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)
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if err != nil {
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panic(oops.New(err, "failed to set current post version"))
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panic(oops.New(err, "failed to set current post version and preview"))
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}
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return
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@ -160,6 +160,8 @@ func NewWebsiteRoutes(conn *pgxpool.Pool, perfCollector *perf.PerfCollector) htt
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mainRoutes.GET(hmnurl.RegexForumPost, ForumPostRedirect)
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mainRoutes.GET(hmnurl.RegexForumPostReply, authMiddleware(ForumPostReply))
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mainRoutes.POST(hmnurl.RegexForumPostReply, authMiddleware(ForumPostReplySubmit))
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mainRoutes.GET(hmnurl.RegexForumPostEdit, authMiddleware(ForumPostEdit))
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mainRoutes.POST(hmnurl.RegexForumPostEdit, authMiddleware(ForumPostEditSubmit))
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mainRoutes.GET(hmnurl.RegexProjectCSS, ProjectCSS)
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