76 lines
1.9 KiB
Go
76 lines
1.9 KiB
Go
package comment
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import (
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"fmt"
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"net/http"
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"strconv"
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"code.nonshy.com/nonshy/website/pkg/config"
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"code.nonshy.com/nonshy/website/pkg/models"
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"code.nonshy.com/nonshy/website/pkg/session"
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"code.nonshy.com/nonshy/website/pkg/templates"
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)
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// GoToComment finds the correct link to view a comment.
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func GoToComment() http.HandlerFunc {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// Query params.
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var (
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commentID uint64
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)
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// Parse the ID param.
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if idStr := r.FormValue("id"); idStr == "" {
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session.FlashError(w, r, "Comment ID required.")
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templates.Redirect(w, "/")
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return
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} else {
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if idInt, err := strconv.Atoi(idStr); err != nil {
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session.FlashError(w, r, "Comment ID invalid.")
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templates.Redirect(w, "/")
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return
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} else {
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commentID = uint64(idInt)
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}
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}
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// Get the current user.
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currentUser, err := session.CurrentUser(r)
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if err != nil {
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session.FlashError(w, r, "Couldn't get current user: %s", err)
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templates.Redirect(w, "/")
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return
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}
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// Locate this comment.
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comment, err := models.GetComment(commentID)
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if err != nil {
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session.FlashError(w, r, "Couldn't find that comment: %s", err)
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templates.Redirect(w, "/")
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return
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}
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// Where is this comment at?
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switch comment.TableName {
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case "threads":
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// A forum thread, find what page it is on.
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page, err := models.FindPageByComment(currentUser, comment, config.PageSizeThreadList)
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if err != nil {
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session.FlashError(w, r, "Couldn't find that comment, but bringing you to the forum thread instead.")
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page = 1
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}
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templates.Redirect(w, fmt.Sprintf("/forum/thread/%d?page=%d#p%d", comment.TableID, page, comment.ID))
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return
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case "photos":
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// A photo comment thread, easy: only one page.
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templates.Redirect(w, fmt.Sprintf("/photo/view?id=%d#p%d", comment.TableID, comment.ID))
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return
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default:
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session.FlashError(w, r, "Unknown type of comment.")
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}
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templates.Redirect(w, "/")
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})
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}
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