merge-commit
This commit is contained in:
Generated
+1
-1
@@ -1,6 +1,6 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="dataSourceStorageLocal" created-in="IU-261.25134.95">
|
||||
<component name="dataSourceStorageLocal" created-in="IU-253.32098.101">
|
||||
<data-source name="articles" uuid="315cb5c9-2b0f-435b-b602-59823b160908">
|
||||
<database-info product="SQLite" version="3.51.1" jdbc-version="4.2" driver-name="SQLite JDBC" driver-version="3.51.1.0" dbms="SQLITE" exact-version="3.51.1" exact-driver-version="3.51">
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||||
<identifier-quote-string>"</identifier-quote-string>
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||||
|
||||
@@ -36,6 +36,9 @@
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||||
- JavaScript wird verwendet, um im erweitertem Beitragseditor clientseitig einzelne Content-Boxen erstellen und löschen
|
||||
zu können.
|
||||
- JavaScript wird ebenfalls verwendet, um in die Suchergebnisse clientseitig zu sortieren.
|
||||
- Die Kommentarfunktion ist zusätzlich auch ohne JavaScript nutzbar. Kommentare und Antworten können auch ohne JavaScript erstellt werden.
|
||||
- Eigene Kommentare und Antworten können bearbeitet und gelöscht werden. Die Bearbeitung und das Löschen funktionieren ebenfalls ohne JavaScript über normale Formulare und serverseitige Verarbeitung.
|
||||
|
||||
|
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## Sonstiges
|
||||
- Das Datenschema befindet sich unter /planung/Datenschema.pdf
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||||
|
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+310
-26
@@ -5,6 +5,34 @@ $repliesByParent = [];
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$articleObj = null;
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include_once 'php/controller/showArticle-controller.php';
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/*
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* Ermittelt, ob ohne JavaScript auf einen Kommentar
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* geantwortet werden soll.
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*/
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$replyTo = filter_input(
|
||||
INPUT_GET,
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"reply_to",
|
||||
FILTER_VALIDATE_INT
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||||
);
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||||
|
||||
$replyAuthor = null;
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||||
|
||||
if ($replyTo !== false && $replyTo !== null) {
|
||||
foreach ($mainComments as $mainComment) {
|
||||
if ($mainComment->getId() === $replyTo) {
|
||||
$replyAuthor = $mainComment->getAuthor();
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||||
break;
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||||
}
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||||
}
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||||
}
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|
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/*
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* Eine Antwort darf nur auf einen existierenden
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* Hauptkommentar geschrieben werden.
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||||
*/
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||||
if ($replyAuthor === null) {
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||||
$replyTo = null;
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||||
}
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?>
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<!--
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||||
Seite: Anzeige für Beiträge
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@@ -17,8 +45,6 @@ include_once 'php/controller/showArticle-controller.php';
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||||
<!-- Metadaten & Titel -->
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||||
<div class="article-view-top-section">
|
||||
|
||||
<div class="article-view-top-section">
|
||||
|
||||
<div class="category-and-likes-row">
|
||||
<?php if (isset($category) && !empty($category)): ?>
|
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<span class="article-view-category"><?php echo htmlspecialchars($category); ?></span>
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@@ -106,39 +132,268 @@ include_once 'php/controller/showArticle-controller.php';
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</div>
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<?php endif; ?>
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|
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<section class="article-comments-section">
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<section class="article-comments-section" id="comments">
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<h2>Kommentare</h2>
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|
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<?php if (isset($_SESSION["comment_message"])): ?>
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<div class="alert-message <?php
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||||
echo ($_SESSION["comment_message_type"] ?? "") === "success"
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||||
? "is-success"
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: "is-error";
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?>">
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<?php echo htmlspecialchars($_SESSION["comment_message"]); ?>
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</div>
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|
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<?php
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unset($_SESSION["comment_message"]);
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unset($_SESSION["comment_message_type"]);
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?>
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<?php endif; ?>
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|
||||
<div id="comments-list">
|
||||
<?php if (!empty($mainComments)): ?>
|
||||
<?php foreach ($mainComments as $comment): ?>
|
||||
<div class="comment-item" data-comment-id="<?php echo htmlspecialchars($comment->getId()); ?>">
|
||||
<p>
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<strong><?php echo htmlspecialchars($comment->getAuthor()); ?></strong>
|
||||
<span><?php echo htmlspecialchars($comment->getCreated()); ?></span>
|
||||
</p>
|
||||
<div class="comment-item"
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||||
data-comment-id="<?php echo htmlspecialchars(
|
||||
(string) $comment->getId()
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||||
); ?>">
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|
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<p><?php echo nl2br(htmlspecialchars($comment->getContent())); ?></p>
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||||
<?php
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$isDeleted = $comment->getContent()
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=== "Dieser Kommentar wurde gelöscht.";
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?>
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||||
|
||||
<?php if ($isDeleted): ?>
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|
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<p class="deleted-comment">
|
||||
Dieser Kommentar wurde gelöscht.
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</p>
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||||
|
||||
<?php else: ?>
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||||
|
||||
<p>
|
||||
<strong>
|
||||
<?php echo htmlspecialchars($comment->getAuthor()); ?>
|
||||
</strong>
|
||||
|
||||
<span>
|
||||
<?php echo htmlspecialchars($comment->getCreated()); ?>
|
||||
</span>
|
||||
</p>
|
||||
|
||||
<p>
|
||||
<?php
|
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echo nl2br(
|
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htmlspecialchars($comment->getContent())
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);
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?>
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</p>
|
||||
|
||||
<?php if (
|
||||
isset($_SESSION["user_email"])
|
||||
&& $_SESSION["user_email"] === $comment->getAuthor()
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||||
): ?>
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<details class="edit-comment-details">
|
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<summary class="edit-comment-button">
|
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Kommentar bearbeiten
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</summary>
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|
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<form method="post"
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action="index.php?pfad=updateComment"
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class="edit-comment-form">
|
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|
||||
<input type="hidden"
|
||||
name="comment_id"
|
||||
value="<?php echo htmlspecialchars(
|
||||
(string) $comment->getId()
|
||||
); ?>">
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||||
|
||||
<input type="hidden"
|
||||
name="article_id"
|
||||
value="<?php echo htmlspecialchars(
|
||||
(string) $comment->getArticleId()
|
||||
); ?>">
|
||||
|
||||
<label for="edit-comment-<?php
|
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echo htmlspecialchars((string) $comment->getId());
|
||||
?>">
|
||||
Kommentar bearbeiten
|
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</label>
|
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|
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<textarea
|
||||
id="edit-comment-<?php
|
||||
echo htmlspecialchars((string) $comment->getId());
|
||||
?>"
|
||||
name="content"
|
||||
required><?php echo htmlspecialchars(
|
||||
$comment->getContent()
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||||
); ?></textarea>
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||||
|
||||
<button type="submit" class="button">
|
||||
Änderungen speichern
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||||
</button>
|
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</form>
|
||||
</details>
|
||||
|
||||
<form method="post"
|
||||
action="index.php?pfad=deleteComment"
|
||||
class="delete-comment-form">
|
||||
|
||||
<input type="hidden"
|
||||
name="comment_id"
|
||||
value="<?php echo htmlspecialchars(
|
||||
(string) $comment->getId()
|
||||
); ?>">
|
||||
|
||||
<input type="hidden"
|
||||
name="article_id"
|
||||
value="<?php echo htmlspecialchars(
|
||||
(string) $comment->getArticleId()
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||||
); ?>">
|
||||
|
||||
<button type="submit"
|
||||
class="delete-comment-button"
|
||||
onclick="return confirm('Möchtest du diesen Kommentar wirklich löschen?');">
|
||||
Kommentar löschen
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||||
</button>
|
||||
</form>
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||||
|
||||
<?php endif; ?>
|
||||
|
||||
<?php if (isset($_SESSION["user_email"])): ?>
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||||
|
||||
<a href="index.php?pfad=<?php
|
||||
echo urlencode($_GET["pfad"] ?? "showArticle");
|
||||
?>&id=<?php
|
||||
echo urlencode((string) $comment->getArticleId());
|
||||
?>&reply_to=<?php
|
||||
echo urlencode((string) $comment->getId());
|
||||
?>#comment-form"
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||||
class="reply-button"
|
||||
data-comment-id="<?php echo htmlspecialchars(
|
||||
(string) $comment->getId()
|
||||
); ?>"
|
||||
data-author="<?php echo htmlspecialchars(
|
||||
$comment->getAuthor()
|
||||
); ?>">
|
||||
|
||||
Antworten
|
||||
</a>
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||||
|
||||
<?php endif; ?>
|
||||
|
||||
<?php if (isset($_SESSION["user_email"])): ?>
|
||||
<button type="button"
|
||||
class="reply-button"
|
||||
data-comment-id="<?php echo htmlspecialchars($comment->getId()); ?>"
|
||||
data-author="<?php echo htmlspecialchars($comment->getAuthor()); ?>">
|
||||
Antworten
|
||||
</button>
|
||||
<?php endif; ?>
|
||||
|
||||
<div class="comment-replies">
|
||||
<?php if (isset($repliesByParent[$comment->getId()])): ?>
|
||||
<?php foreach ($repliesByParent[$comment->getId()] as $reply): ?>
|
||||
<div class="comment-item comment-reply">
|
||||
<p>
|
||||
<strong><?php echo htmlspecialchars($reply->getAuthor()); ?></strong>
|
||||
<span><?php echo htmlspecialchars($reply->getCreated()); ?></span>
|
||||
</p>
|
||||
|
||||
<p><?php echo nl2br(htmlspecialchars($reply->getContent())); ?></p>
|
||||
<?php
|
||||
$isReplyDeleted = $reply->getContent()
|
||||
=== "Dieser Kommentar wurde gelöscht.";
|
||||
?>
|
||||
|
||||
<?php if ($isReplyDeleted): ?>
|
||||
|
||||
<p class="deleted-comment">
|
||||
Dieser Kommentar wurde gelöscht.
|
||||
</p>
|
||||
|
||||
<?php else: ?>
|
||||
|
||||
<p>
|
||||
<strong>
|
||||
<?php echo htmlspecialchars($reply->getAuthor()); ?>
|
||||
</strong>
|
||||
|
||||
<span>
|
||||
<?php echo htmlspecialchars($reply->getCreated()); ?>
|
||||
</span>
|
||||
</p>
|
||||
|
||||
<p>
|
||||
<?php
|
||||
echo nl2br(
|
||||
htmlspecialchars($reply->getContent())
|
||||
);
|
||||
?>
|
||||
</p>
|
||||
|
||||
<?php if (
|
||||
isset($_SESSION["user_email"])
|
||||
&& $_SESSION["user_email"] === $reply->getAuthor()
|
||||
): ?>
|
||||
|
||||
<details class="edit-comment-details">
|
||||
<summary class="edit-comment-button">
|
||||
Antwort bearbeiten
|
||||
</summary>
|
||||
|
||||
<form method="post"
|
||||
action="index.php?pfad=updateComment"
|
||||
class="edit-comment-form">
|
||||
|
||||
<input type="hidden"
|
||||
name="comment_id"
|
||||
value="<?php echo htmlspecialchars(
|
||||
(string) $reply->getId()
|
||||
); ?>">
|
||||
|
||||
<input type="hidden"
|
||||
name="article_id"
|
||||
value="<?php echo htmlspecialchars(
|
||||
(string) $reply->getArticleId()
|
||||
); ?>">
|
||||
|
||||
<label for="edit-reply-<?php
|
||||
echo htmlspecialchars((string) $reply->getId());
|
||||
?>">
|
||||
Antwort bearbeiten
|
||||
</label>
|
||||
|
||||
<textarea
|
||||
id="edit-reply-<?php
|
||||
echo htmlspecialchars((string) $reply->getId());
|
||||
?>"
|
||||
name="content"
|
||||
required><?php echo htmlspecialchars(
|
||||
$reply->getContent()
|
||||
); ?></textarea>
|
||||
|
||||
<button type="submit" class="button">
|
||||
Änderungen speichern
|
||||
</button>
|
||||
</form>
|
||||
</details>
|
||||
|
||||
<form method="post"
|
||||
action="index.php?pfad=deleteComment"
|
||||
class="delete-comment-form">
|
||||
|
||||
<input type="hidden"
|
||||
name="comment_id"
|
||||
value="<?php echo htmlspecialchars(
|
||||
(string) $reply->getId()
|
||||
); ?>">
|
||||
|
||||
<input type="hidden"
|
||||
name="article_id"
|
||||
value="<?php echo htmlspecialchars(
|
||||
(string) $reply->getArticleId()
|
||||
); ?>">
|
||||
|
||||
<button type="submit"
|
||||
class="delete-comment-button"
|
||||
onclick="return confirm('Möchtest du diesen Kommentar wirklich löschen?');">
|
||||
Kommentar löschen
|
||||
</button>
|
||||
</form>
|
||||
|
||||
<?php endif; ?>
|
||||
|
||||
<?php endif; ?>
|
||||
|
||||
</div>
|
||||
<?php endforeach; ?>
|
||||
<?php endif; ?>
|
||||
@@ -153,17 +408,46 @@ include_once 'php/controller/showArticle-controller.php';
|
||||
</div>
|
||||
|
||||
<?php if (isset($_SESSION["user_email"])): ?>
|
||||
<form id="comment-form">
|
||||
<form id="comment-form"
|
||||
method="post"
|
||||
action="php/ajax/add-comment.php">
|
||||
|
||||
<input type="hidden"
|
||||
name="article_id"
|
||||
value="<?php echo htmlspecialchars($_GET["id"] ?? ""); ?>">
|
||||
value="<?php echo htmlspecialchars(
|
||||
(string) ($_GET["id"] ?? "")
|
||||
); ?>">
|
||||
|
||||
<input type="hidden"
|
||||
name="parent_comment_id"
|
||||
id="parent-comment-id"
|
||||
value="">
|
||||
value="<?php echo $replyTo !== null
|
||||
? htmlspecialchars((string) $replyTo)
|
||||
: "";
|
||||
?>">
|
||||
|
||||
<p id="reply-info" class="reply-info" style="display: none;"></p>
|
||||
<p id="reply-info"
|
||||
class="reply-info"
|
||||
<?php if ($replyAuthor === null): ?>
|
||||
style="display: none;"
|
||||
<?php endif; ?>>
|
||||
|
||||
<?php if ($replyAuthor !== null): ?>
|
||||
Antwort auf <?php echo htmlspecialchars($replyAuthor); ?>
|
||||
|
||||
<a href="index.php?pfad=<?php
|
||||
echo urlencode($_GET["pfad"] ?? "showArticle");
|
||||
?>&id=<?php
|
||||
echo urlencode((string) ($_GET["id"] ?? ""));
|
||||
?>#comment-form">
|
||||
Abbrechen
|
||||
</a>
|
||||
<?php endif; ?>
|
||||
</p>
|
||||
|
||||
<label for="comment-content">
|
||||
Kommentar
|
||||
</label>
|
||||
|
||||
<textarea name="content"
|
||||
id="comment-content"
|
||||
@@ -181,4 +465,4 @@ include_once 'php/controller/showArticle-controller.php';
|
||||
</div>
|
||||
<?php endif; ?>
|
||||
</section>
|
||||
</main>
|
||||
</main>
|
||||
|
||||
+192
-43
@@ -11,20 +11,31 @@ document.addEventListener("DOMContentLoaded", function () {
|
||||
const parentCommentInput = document.getElementById("parent-comment-id");
|
||||
const replyInfo = document.getElementById("reply-info");
|
||||
|
||||
if (!form || !commentsList || !commentContent || !parentCommentInput || !replyInfo) {
|
||||
if (!form || !commentsList || !commentContent || !parentCommentInput) {
|
||||
return;
|
||||
}
|
||||
|
||||
/**
|
||||
* Aktiviert einen einzelnen Antworten-Button.
|
||||
* Aktiviert einen einzelnen Antworten-Link.
|
||||
*
|
||||
* @param {HTMLButtonElement} button Antworten-Button
|
||||
* @param {HTMLAnchorElement} replyLink Antworten-Link
|
||||
*/
|
||||
function registerReplyButton(button) {
|
||||
button.addEventListener("click", function () {
|
||||
parentCommentInput.value = button.dataset.commentId;
|
||||
replyInfo.textContent = "Antwort auf " + button.dataset.author;
|
||||
replyInfo.style.display = "block";
|
||||
function registerReplyButton(replyLink) {
|
||||
replyLink.addEventListener("click", function (event) {
|
||||
/*
|
||||
* Mit JavaScript wird die Seite nicht neu geladen.
|
||||
* Ohne JavaScript funktioniert der normale Link.
|
||||
*/
|
||||
event.preventDefault();
|
||||
|
||||
parentCommentInput.value = replyLink.dataset.commentId;
|
||||
|
||||
if (replyInfo) {
|
||||
replyInfo.textContent =
|
||||
"Antwort auf " + replyLink.dataset.author;
|
||||
replyInfo.style.display = "block";
|
||||
}
|
||||
|
||||
commentContent.focus();
|
||||
});
|
||||
}
|
||||
@@ -45,18 +56,29 @@ document.addEventListener("DOMContentLoaded", function () {
|
||||
const formData = new FormData(form);
|
||||
const parentCommentId = parentCommentInput.value;
|
||||
|
||||
fetch("php/ajax/add-comment.php", {
|
||||
fetch(form.action, {
|
||||
method: "POST",
|
||||
body: formData
|
||||
body: formData,
|
||||
headers: {
|
||||
"X-Requested-With": "XMLHttpRequest"
|
||||
}
|
||||
})
|
||||
.then(response => response.json())
|
||||
.then(data => {
|
||||
.then(function (response) {
|
||||
if (!response.ok) {
|
||||
throw new Error("Fehlerhafte Serverantwort.");
|
||||
}
|
||||
|
||||
return response.json();
|
||||
})
|
||||
.then(function (data) {
|
||||
if (!data.success) {
|
||||
alert(data.message);
|
||||
return;
|
||||
}
|
||||
|
||||
const emptyMessage = commentsList.querySelector(".no-comments-message");
|
||||
const emptyMessage = commentsList.querySelector(
|
||||
".no-comments-message"
|
||||
);
|
||||
|
||||
if (emptyMessage) {
|
||||
emptyMessage.remove();
|
||||
@@ -64,49 +86,172 @@ document.addEventListener("DOMContentLoaded", function () {
|
||||
|
||||
const commentElement = document.createElement("div");
|
||||
commentElement.classList.add("comment-item");
|
||||
commentElement.dataset.commentId = data.commentId;
|
||||
|
||||
if (parentCommentId) {
|
||||
if (parentCommentId !== "") {
|
||||
commentElement.classList.add("comment-reply");
|
||||
|
||||
commentElement.innerHTML = `
|
||||
<p>
|
||||
<strong>${escapeHtml(data.author)}</strong>
|
||||
<span>${escapeHtml(data.created)}</span>
|
||||
</p>
|
||||
<p>${escapeHtml(data.content).replace(/\n/g, "<br>")}</p>
|
||||
`;
|
||||
<p>
|
||||
<strong>${escapeHtml(data.author)}</strong>
|
||||
<span>${escapeHtml(data.created)}</span>
|
||||
</p>
|
||||
|
||||
const parentReplies = document.querySelector(
|
||||
<p>${escapeHtml(data.content).replace(/\n/g, "<br>")}</p>
|
||||
|
||||
<details class="edit-comment-details">
|
||||
<summary class="edit-comment-button">
|
||||
Antwort bearbeiten
|
||||
</summary>
|
||||
|
||||
<form
|
||||
method="post"
|
||||
action="index.php?pfad=updateComment"
|
||||
class="edit-comment-form"
|
||||
>
|
||||
<input
|
||||
type="hidden"
|
||||
name="comment_id"
|
||||
value="${escapeHtml(data.commentId)}"
|
||||
>
|
||||
|
||||
<input
|
||||
type="hidden"
|
||||
name="article_id"
|
||||
value="${escapeHtml(formData.get("article_id"))}"
|
||||
>
|
||||
|
||||
<textarea
|
||||
name="content"
|
||||
required
|
||||
>${escapeHtml(data.content)}</textarea>
|
||||
|
||||
<button type="submit" class="button">
|
||||
Änderungen speichern
|
||||
</button>
|
||||
</form>
|
||||
</details>
|
||||
|
||||
<form
|
||||
method="post"
|
||||
action="index.php?pfad=deleteComment"
|
||||
class="delete-comment-form"
|
||||
>
|
||||
<input
|
||||
type="hidden"
|
||||
name="comment_id"
|
||||
value="${escapeHtml(data.commentId)}"
|
||||
>
|
||||
|
||||
<input
|
||||
type="hidden"
|
||||
name="article_id"
|
||||
value="${escapeHtml(formData.get("article_id"))}"
|
||||
>
|
||||
|
||||
<button
|
||||
type="submit"
|
||||
class="delete-comment-button"
|
||||
onclick="return confirm('Möchtest du diesen Kommentar wirklich löschen?');"
|
||||
>
|
||||
Kommentar löschen
|
||||
</button>
|
||||
</form>
|
||||
`;
|
||||
|
||||
const parentReplies = commentsList.querySelector(
|
||||
`.comment-item[data-comment-id="${parentCommentId}"] .comment-replies`
|
||||
);
|
||||
|
||||
if (parentReplies) {
|
||||
parentReplies.appendChild(commentElement);
|
||||
} else {
|
||||
commentsList.prepend(commentElement);
|
||||
}
|
||||
|
||||
} else {
|
||||
commentElement.dataset.commentId = data.commentId;
|
||||
|
||||
commentElement.innerHTML = `
|
||||
<p>
|
||||
<strong>${escapeHtml(data.author)}</strong>
|
||||
<span>${escapeHtml(data.created)}</span>
|
||||
</p>
|
||||
<p>${escapeHtml(data.content).replace(/\n/g, "<br>")}</p>
|
||||
<p>
|
||||
<strong>${escapeHtml(data.author)}</strong>
|
||||
<span>${escapeHtml(data.created)}</span>
|
||||
</p>
|
||||
|
||||
<button type="button"
|
||||
class="reply-button"
|
||||
data-comment-id="${escapeHtml(data.commentId)}"
|
||||
data-author="${escapeHtml(data.author)}">
|
||||
Antworten
|
||||
</button>
|
||||
<p>${escapeHtml(data.content).replace(/\n/g, "<br>")}</p>
|
||||
|
||||
<div class="comment-replies"></div>
|
||||
`;
|
||||
<details class="edit-comment-details">
|
||||
<summary class="edit-comment-button">
|
||||
Kommentar bearbeiten
|
||||
</summary>
|
||||
|
||||
<form
|
||||
method="post"
|
||||
action="index.php?pfad=updateComment"
|
||||
class="edit-comment-form"
|
||||
>
|
||||
<input
|
||||
type="hidden"
|
||||
name="comment_id"
|
||||
value="${escapeHtml(data.commentId)}"
|
||||
>
|
||||
|
||||
<input
|
||||
type="hidden"
|
||||
name="article_id"
|
||||
value="${escapeHtml(formData.get("article_id"))}"
|
||||
>
|
||||
|
||||
<textarea
|
||||
name="content"
|
||||
required
|
||||
>${escapeHtml(data.content)}</textarea>
|
||||
|
||||
<button type="submit" class="button">
|
||||
Änderungen speichern
|
||||
</button>
|
||||
</form>
|
||||
</details>
|
||||
|
||||
<form
|
||||
method="post"
|
||||
action="index.php?pfad=deleteComment"
|
||||
class="delete-comment-form"
|
||||
>
|
||||
<input
|
||||
type="hidden"
|
||||
name="comment_id"
|
||||
value="${escapeHtml(data.commentId)}"
|
||||
>
|
||||
|
||||
<input
|
||||
type="hidden"
|
||||
name="article_id"
|
||||
value="${escapeHtml(formData.get("article_id"))}"
|
||||
>
|
||||
|
||||
<button
|
||||
type="submit"
|
||||
class="delete-comment-button"
|
||||
onclick="return confirm('Möchtest du diesen Kommentar wirklich löschen?');"
|
||||
>
|
||||
Kommentar löschen
|
||||
</button>
|
||||
</form>
|
||||
|
||||
<a
|
||||
href="#comment-form"
|
||||
class="reply-button"
|
||||
data-comment-id="${escapeHtml(data.commentId)}"
|
||||
data-author="${escapeHtml(data.author)}"
|
||||
>
|
||||
Antworten
|
||||
</a>
|
||||
|
||||
<div class="comment-replies"></div>
|
||||
`;
|
||||
|
||||
commentsList.prepend(commentElement);
|
||||
|
||||
const newReplyButton = commentElement.querySelector(".reply-button");
|
||||
const newReplyButton =
|
||||
commentElement.querySelector(".reply-button");
|
||||
|
||||
if (newReplyButton) {
|
||||
registerReplyButton(newReplyButton);
|
||||
@@ -115,10 +260,14 @@ document.addEventListener("DOMContentLoaded", function () {
|
||||
|
||||
commentContent.value = "";
|
||||
parentCommentInput.value = "";
|
||||
replyInfo.textContent = "";
|
||||
replyInfo.style.display = "none";
|
||||
|
||||
if (replyInfo) {
|
||||
replyInfo.textContent = "";
|
||||
replyInfo.style.display = "none";
|
||||
}
|
||||
})
|
||||
.catch(() => {
|
||||
.catch(function (error) {
|
||||
console.error(error);
|
||||
alert("Kommentar konnte nicht gesendet werden.");
|
||||
});
|
||||
});
|
||||
@@ -126,12 +275,12 @@ document.addEventListener("DOMContentLoaded", function () {
|
||||
/**
|
||||
* Entfernt HTML-Sonderzeichen aus Nutzereingaben.
|
||||
*
|
||||
* @param {string} text Zu bereinigender Text
|
||||
* @param {*} text Zu bereinigender Text
|
||||
* @returns {string} Sicherer Text
|
||||
*/
|
||||
function escapeHtml(text) {
|
||||
const div = document.createElement("div");
|
||||
div.textContent = text;
|
||||
div.textContent = String(text ?? "");
|
||||
return div.innerHTML;
|
||||
}
|
||||
});
|
||||
+156
-30
@@ -3,32 +3,153 @@ if (session_status() === PHP_SESSION_NONE) {
|
||||
session_start();
|
||||
}
|
||||
|
||||
header("Content-Type: application/json");
|
||||
|
||||
require_once "../model/CommentManager.php";
|
||||
|
||||
if (!isset($_SESSION["user_email"])) {
|
||||
echo json_encode([
|
||||
"success" => false,
|
||||
"message" => "Du musst angemeldet sein, um zu kommentieren."
|
||||
]);
|
||||
/**
|
||||
* Prüft, ob die Anfrage durch JavaScript per AJAX gesendet wurde.
|
||||
*/
|
||||
$isAjaxRequest = isset($_SERVER["HTTP_X_REQUESTED_WITH"])
|
||||
&& strtolower($_SERVER["HTTP_X_REQUESTED_WITH"]) === "xmlhttprequest";
|
||||
|
||||
/**
|
||||
* Gibt das Ergebnis entweder als JSON zurück oder leitet
|
||||
* bei einem normalen Formularaufruf wieder zum Beitrag zurück.
|
||||
*
|
||||
* @param bool $success War das Speichern erfolgreich?
|
||||
* @param string $message Rückmeldung für den Benutzer
|
||||
* @param int|null $articleId ID des Beitrags
|
||||
* @param array $additionalData Zusätzliche Daten für AJAX
|
||||
*/
|
||||
function sendCommentResponse(
|
||||
$success,
|
||||
$message,
|
||||
$articleId,
|
||||
$additionalData = []
|
||||
) {
|
||||
global $isAjaxRequest;
|
||||
|
||||
if ($isAjaxRequest) {
|
||||
header("Content-Type: application/json; charset=utf-8");
|
||||
|
||||
echo json_encode(
|
||||
array_merge(
|
||||
[
|
||||
"success" => $success,
|
||||
"message" => $message
|
||||
],
|
||||
$additionalData
|
||||
)
|
||||
);
|
||||
|
||||
exit();
|
||||
}
|
||||
|
||||
/*
|
||||
* Bei deaktiviertem JavaScript wird die Rückmeldung
|
||||
* in der Session gespeichert und die Beitragsseite neu geladen.
|
||||
*/
|
||||
$_SESSION["comment_message"] = $message;
|
||||
$_SESSION["comment_message_type"] = $success ? "success" : "error";
|
||||
|
||||
if ($articleId !== null) {
|
||||
header(
|
||||
"Location: ../../index.php?pfad=showArticle&id="
|
||||
. urlencode((string) $articleId)
|
||||
. "#comments"
|
||||
);
|
||||
} else {
|
||||
header("Location: ../../index.php");
|
||||
}
|
||||
|
||||
exit();
|
||||
}
|
||||
|
||||
$articleId = $_POST["article_id"] ?? null;
|
||||
$content = trim($_POST["content"] ?? "");
|
||||
$parentCommentId = $_POST["parent_comment_id"] ?? null;
|
||||
/*
|
||||
* Nur POST-Anfragen dürfen Kommentare erstellen.
|
||||
*/
|
||||
if ($_SERVER["REQUEST_METHOD"] !== "POST") {
|
||||
sendCommentResponse(
|
||||
false,
|
||||
"Ungültige Anfrage.",
|
||||
null
|
||||
);
|
||||
}
|
||||
|
||||
if ($parentCommentId === "" || $parentCommentId === "0") {
|
||||
/*
|
||||
* Die Beitrags-ID wird zuerst eingelesen,
|
||||
* damit bei Fehlern wieder zum Beitrag zurückgeleitet werden kann.
|
||||
*/
|
||||
$articleId = filter_input(
|
||||
INPUT_POST,
|
||||
"article_id",
|
||||
FILTER_VALIDATE_INT
|
||||
);
|
||||
|
||||
/*
|
||||
* Ein Benutzer muss angemeldet sein.
|
||||
*/
|
||||
if (!isset($_SESSION["user_email"])) {
|
||||
sendCommentResponse(
|
||||
false,
|
||||
"Du musst angemeldet sein, um zu kommentieren.",
|
||||
$articleId !== false ? $articleId : null
|
||||
);
|
||||
}
|
||||
|
||||
/*
|
||||
* Weitere Formulardaten einlesen.
|
||||
*/
|
||||
|
||||
$content = trim($_POST["content"] ?? "");
|
||||
|
||||
$parentCommentId = filter_input(
|
||||
INPUT_POST,
|
||||
"parent_comment_id",
|
||||
FILTER_VALIDATE_INT
|
||||
);
|
||||
|
||||
/*
|
||||
* Ein leerer Wert bedeutet, dass es sich um einen
|
||||
* normalen Hauptkommentar handelt.
|
||||
*/
|
||||
if (
|
||||
!isset($_POST["parent_comment_id"])
|
||||
|| $_POST["parent_comment_id"] === ""
|
||||
|| $_POST["parent_comment_id"] === "0"
|
||||
) {
|
||||
$parentCommentId = null;
|
||||
}
|
||||
|
||||
if (empty($articleId) || empty($content)) {
|
||||
echo json_encode([
|
||||
"success" => false,
|
||||
"message" => "Kommentar darf nicht leer sein."
|
||||
]);
|
||||
exit();
|
||||
if ($articleId === false || $articleId === null) {
|
||||
sendCommentResponse(
|
||||
false,
|
||||
"Der zugehörige Beitrag ist ungültig.",
|
||||
null
|
||||
);
|
||||
}
|
||||
|
||||
if ($content === "") {
|
||||
sendCommentResponse(
|
||||
false,
|
||||
"Der Kommentar darf nicht leer sein.",
|
||||
$articleId
|
||||
);
|
||||
}
|
||||
|
||||
/*
|
||||
* Eine ungültige Eltern-ID darf nicht gespeichert werden.
|
||||
*/
|
||||
if (
|
||||
isset($_POST["parent_comment_id"])
|
||||
&& $_POST["parent_comment_id"] !== ""
|
||||
&& $_POST["parent_comment_id"] !== "0"
|
||||
&& $parentCommentId === false
|
||||
) {
|
||||
sendCommentResponse(
|
||||
false,
|
||||
"Der ausgewählte Kommentar ist ungültig.",
|
||||
$articleId
|
||||
);
|
||||
}
|
||||
|
||||
try {
|
||||
@@ -41,18 +162,23 @@ try {
|
||||
$parentCommentId
|
||||
);
|
||||
|
||||
echo json_encode([
|
||||
"success" => true,
|
||||
"commentId" => $commentId,
|
||||
"author" => $_SESSION["user_email"],
|
||||
"content" => $content,
|
||||
"created" => date("Y-m-d H:i:s"),
|
||||
"parentCommentId" => $parentCommentId
|
||||
]);
|
||||
sendCommentResponse(
|
||||
true,
|
||||
"Der Kommentar wurde erfolgreich gespeichert.",
|
||||
$articleId,
|
||||
[
|
||||
"commentId" => $commentId,
|
||||
"author" => $_SESSION["user_email"],
|
||||
"content" => $content,
|
||||
"created" => date("Y-m-d H:i:s"),
|
||||
"parentCommentId" => $parentCommentId
|
||||
]
|
||||
);
|
||||
|
||||
} catch (Exception $e) {
|
||||
echo json_encode([
|
||||
"success" => false,
|
||||
"message" => "Kommentar konnte nicht gespeichert werden."
|
||||
]);
|
||||
} catch (Throwable $e) {
|
||||
sendCommentResponse(
|
||||
false,
|
||||
"Der Kommentar konnte nicht gespeichert werden.",
|
||||
$articleId
|
||||
);
|
||||
}
|
||||
@@ -0,0 +1,105 @@
|
||||
<?php
|
||||
|
||||
if (session_status() === PHP_SESSION_NONE) {
|
||||
session_start();
|
||||
}
|
||||
|
||||
require_once __DIR__ . "/../model/CommentManager.php";
|
||||
|
||||
/*
|
||||
* Kommentare dürfen nur über ein POST-Formular gelöscht werden.
|
||||
*/
|
||||
if ($_SERVER["REQUEST_METHOD"] !== "POST") {
|
||||
header("Location: index.php");
|
||||
exit();
|
||||
}
|
||||
$commentId = filter_input(
|
||||
INPUT_POST,
|
||||
"comment_id",
|
||||
FILTER_VALIDATE_INT
|
||||
);
|
||||
|
||||
$articleId = filter_input(
|
||||
INPUT_POST,
|
||||
"article_id",
|
||||
FILTER_VALIDATE_INT
|
||||
);
|
||||
|
||||
/*
|
||||
* Nur angemeldete Nutzer dürfen Kommentare löschen.
|
||||
*/
|
||||
if (!isset($_SESSION["user_email"])) {
|
||||
$_SESSION["comment_message"] = "Du musst angemeldet sein.";
|
||||
$_SESSION["comment_message_type"] = "error";
|
||||
|
||||
if ($articleId !== false && $articleId !== null) {
|
||||
header(
|
||||
"Location: index.php?pfad=showArticle&id="
|
||||
. urlencode((string) $articleId)
|
||||
. "#comments"
|
||||
);
|
||||
} else {
|
||||
header("Location: index.php");
|
||||
}
|
||||
exit();
|
||||
}
|
||||
|
||||
/*
|
||||
* Kommentar-ID und Beitrags-ID müssen gültige Zahlen sein.
|
||||
*/
|
||||
if (
|
||||
$commentId === false
|
||||
|| $commentId === null
|
||||
|| $articleId === false
|
||||
|| $articleId === null
|
||||
) {
|
||||
$_SESSION["comment_message"] =
|
||||
"Der Kommentar konnte nicht gelöscht werden.";
|
||||
|
||||
$_SESSION["comment_message_type"] = "error";
|
||||
|
||||
header("Location: index.php");
|
||||
exit();
|
||||
}
|
||||
|
||||
try {
|
||||
$commentManager = CommentManager::getInstance();
|
||||
|
||||
/*
|
||||
* Die E-Mail-Adresse aus der Session wird mitgegeben.
|
||||
* Dadurch kann der Nutzer nur eigene Kommentare löschen.
|
||||
*/
|
||||
$deleted = $commentManager->deleteComment(
|
||||
$commentId,
|
||||
$_SESSION["user_email"]
|
||||
);
|
||||
|
||||
if ($deleted) {
|
||||
$_SESSION["comment_message"] =
|
||||
"Der Kommentar wurde gelöscht.";
|
||||
|
||||
$_SESSION["comment_message_type"] = "success";
|
||||
} else {
|
||||
$_SESSION["comment_message"] =
|
||||
"Der Kommentar wurde nicht gefunden oder gehört nicht dir.";
|
||||
|
||||
$_SESSION["comment_message_type"] = "error";
|
||||
}
|
||||
|
||||
} catch (Throwable $e) {
|
||||
$_SESSION["comment_message"] =
|
||||
"Der Kommentar konnte nicht gelöscht werden.";
|
||||
|
||||
$_SESSION["comment_message_type"] = "error";
|
||||
}
|
||||
|
||||
/*
|
||||
* Anschließend wird wieder zum Beitrag und zu den Kommentaren geleitet.
|
||||
*/
|
||||
header(
|
||||
"Location: index.php?pfad=showArticle&id="
|
||||
. urlencode((string) $articleId)
|
||||
. "#comments"
|
||||
);
|
||||
|
||||
exit();
|
||||
@@ -49,8 +49,9 @@ if (isset($_GET["id"]) && !empty($_GET["id"])){
|
||||
}
|
||||
}
|
||||
|
||||
} catch (Exception $e){
|
||||
} catch (Throwable $e) {
|
||||
$_SESSION["message"] = "internal_error";
|
||||
header("Location: index.php");
|
||||
exit();
|
||||
}
|
||||
}else{
|
||||
|
||||
@@ -0,0 +1,92 @@
|
||||
<?php
|
||||
|
||||
if (session_status() === PHP_SESSION_NONE) {
|
||||
session_start();
|
||||
}
|
||||
|
||||
require_once "php/model/CommentManager.php";
|
||||
|
||||
if ($_SERVER["REQUEST_METHOD"] !== "POST") {
|
||||
header("Location: index.php");
|
||||
exit();
|
||||
}
|
||||
|
||||
if (!isset($_SESSION["user_email"])) {
|
||||
header("Location: index.php?pfad=login");
|
||||
exit();
|
||||
}
|
||||
|
||||
$commentId = filter_input(
|
||||
INPUT_POST,
|
||||
"comment_id",
|
||||
FILTER_VALIDATE_INT
|
||||
);
|
||||
|
||||
$articleId = filter_input(
|
||||
INPUT_POST,
|
||||
"article_id",
|
||||
FILTER_VALIDATE_INT
|
||||
);
|
||||
|
||||
$content = trim($_POST["content"] ?? "");
|
||||
|
||||
/*
|
||||
* Ohne gültige Beitrags-ID kann nicht sicher
|
||||
* zum ursprünglichen Beitrag zurückgeleitet werden.
|
||||
*/
|
||||
if (!$articleId) {
|
||||
header("Location: index.php");
|
||||
exit();
|
||||
}
|
||||
|
||||
/*
|
||||
* Kommentar-ID und Inhalt werden geprüft.
|
||||
*/
|
||||
if (!$commentId || $content === "") {
|
||||
$_SESSION["comment_message"] =
|
||||
"Der Kommentar darf nicht leer sein.";
|
||||
|
||||
$_SESSION["comment_message_type"] = "error";
|
||||
|
||||
header(
|
||||
"Location: index.php?pfad=showArticle&id="
|
||||
. urlencode((string) $articleId)
|
||||
. "#comments"
|
||||
);
|
||||
exit();
|
||||
}
|
||||
|
||||
try {
|
||||
$commentManager = CommentManager::getInstance();
|
||||
|
||||
$updated = $commentManager->updateComment(
|
||||
$commentId,
|
||||
$_SESSION["user_email"],
|
||||
$content
|
||||
);
|
||||
|
||||
if ($updated) {
|
||||
$_SESSION["comment_message"] =
|
||||
"Der Kommentar wurde erfolgreich bearbeitet.";
|
||||
|
||||
$_SESSION["comment_message_type"] = "success";
|
||||
} else {
|
||||
$_SESSION["comment_message"] =
|
||||
"Der Kommentar konnte nicht bearbeitet werden.";
|
||||
|
||||
$_SESSION["comment_message_type"] = "error";
|
||||
}
|
||||
|
||||
} catch (Throwable $e) {
|
||||
$_SESSION["comment_message"] =
|
||||
"Beim Bearbeiten des Kommentars ist ein Fehler aufgetreten.";
|
||||
|
||||
$_SESSION["comment_message_type"] = "error";
|
||||
}
|
||||
|
||||
header(
|
||||
"Location: index.php?pfad=showArticle&id="
|
||||
. urlencode((string) $articleId)
|
||||
. "#comments"
|
||||
);
|
||||
exit();
|
||||
@@ -13,7 +13,7 @@ class Comment
|
||||
private int $id;
|
||||
private int $articleId;
|
||||
private ?int $parentCommentId;
|
||||
private string $author;
|
||||
private ?string $author;
|
||||
private string $content;
|
||||
private string $created;
|
||||
|
||||
@@ -23,7 +23,7 @@ class Comment
|
||||
* @param int $id Eindeutige ID des Kommentars
|
||||
* @param int $articleId ID des zugehörigen Beitrags
|
||||
* @param int|null $parentCommentId ID des Eltern-Kommentars oder null
|
||||
* @param string $author Autor des Kommentars
|
||||
* @param string|null $author Autor des Kommentars oder null bei gelöschten Kommentaren
|
||||
* @param string $content Inhalt des Kommentars
|
||||
* @param string $created Erstellungsdatum des Kommentars
|
||||
*/
|
||||
@@ -31,7 +31,7 @@ class Comment
|
||||
int $id,
|
||||
int $articleId,
|
||||
?int $parentCommentId,
|
||||
string $author,
|
||||
?string $author,
|
||||
string $content,
|
||||
string $created
|
||||
) {
|
||||
@@ -86,9 +86,9 @@ class Comment
|
||||
/**
|
||||
* Gibt den Autor des Kommentars zurück.
|
||||
*
|
||||
* @return string Autor
|
||||
* @return string|null Autor oder null bei gelöschten Kommentaren
|
||||
*/
|
||||
public function getAuthor(): string
|
||||
public function getAuthor(): ?string
|
||||
{
|
||||
return $this->author;
|
||||
}
|
||||
|
||||
@@ -51,4 +51,40 @@ interface CommentManagerDAO
|
||||
* @return Comment[] Liste der Kommentare
|
||||
*/
|
||||
public function getCommentsByAuthor($author);
|
||||
/**
|
||||
* Löscht einen einzelnen Kommentar des angemeldeten Nutzers.
|
||||
*
|
||||
* Kommentare ohne Antworten werden vollständig entfernt.
|
||||
* Kommentare mit Antworten bleiben als anonymer Platzhalter erhalten.
|
||||
*
|
||||
* @param int $commentId ID des Kommentars
|
||||
* @param string $author E-Mail-Adresse des Autors
|
||||
* @return bool true, wenn der Kommentar gefunden und gelöscht wurde
|
||||
*/
|
||||
public function deleteComment(int $commentId, string $author): bool;
|
||||
|
||||
/**
|
||||
* Löscht beziehungsweise anonymisiert alle Kommentare eines Nutzers.
|
||||
*
|
||||
* Diese Methode wird bei der Löschung eines Benutzerkontos verwendet.
|
||||
*
|
||||
* @param string $author E-Mail-Adresse des Nutzers
|
||||
* @return void
|
||||
*/
|
||||
public function deleteCommentsByAuthor(string $author): void;
|
||||
/**
|
||||
* Bearbeitet einen Kommentar des angemeldeten Nutzers.
|
||||
*
|
||||
* Nur der Autor des Kommentars darf den Inhalt ändern.
|
||||
*
|
||||
* @param int $commentId ID des Kommentars
|
||||
* @param string $author E-Mail-Adresse des Autors
|
||||
* @param string $content Neuer Kommentarinhalt
|
||||
* @return bool true, wenn der Kommentar bearbeitet wurde
|
||||
*/
|
||||
public function updateComment(
|
||||
int $commentId,
|
||||
string $author,
|
||||
string $content
|
||||
): bool;
|
||||
}
|
||||
@@ -17,7 +17,7 @@ class DatabaseCommentManager implements CommentManagerDAO
|
||||
/**
|
||||
* Erstellt die Kommentartabelle, falls diese noch nicht existiert.
|
||||
*/
|
||||
public function __construct()
|
||||
private function __construct()
|
||||
{
|
||||
$this->dbPath = __DIR__ . '/../../db/eduforgeDB.db';
|
||||
DatabaseInitializer::initialize($this->dbPath);
|
||||
@@ -223,4 +223,194 @@ class DatabaseCommentManager implements CommentManagerDAO
|
||||
|
||||
return $comments;
|
||||
}
|
||||
/**
|
||||
* Bearbeitet einen eigenen Kommentar.
|
||||
*
|
||||
* Der Kommentar wird nur geändert, wenn er dem
|
||||
* angemeldeten Nutzer gehört.
|
||||
*
|
||||
* @param int $commentId ID des Kommentars
|
||||
* @param string $author E-Mail-Adresse des Autors
|
||||
* @param string $content Neuer Kommentarinhalt
|
||||
* @return bool true, wenn der Kommentar bearbeitet wurde
|
||||
*/
|
||||
public function updateComment(
|
||||
int $commentId,
|
||||
string $author,
|
||||
string $content
|
||||
): bool {
|
||||
try {
|
||||
$db = $this->getConnection();
|
||||
|
||||
$command = $db->prepare("
|
||||
UPDATE comments
|
||||
SET content = :content
|
||||
WHERE id = :commentId
|
||||
AND author = :author
|
||||
");
|
||||
|
||||
$command->execute([
|
||||
":content" => $content,
|
||||
":commentId" => $commentId,
|
||||
":author" => $author
|
||||
]);
|
||||
|
||||
return $command->rowCount() > 0;
|
||||
|
||||
} catch (PDOException $e) {
|
||||
throw new RuntimeException("internal_error");
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Löscht einen eigenen Kommentar.
|
||||
*
|
||||
* Hat der Kommentar Antworten, wird er anonymisiert.
|
||||
* Hat er keine Antworten, wird er vollständig gelöscht.
|
||||
*
|
||||
* @param int $commentId ID des Kommentars
|
||||
* @param string $author E-Mail-Adresse des Autors
|
||||
* @return bool true, wenn der Kommentar gelöscht wurde
|
||||
*/
|
||||
public function deleteComment(int $commentId, string $author): bool
|
||||
{
|
||||
try {
|
||||
$db = $this->getConnection();
|
||||
|
||||
/*
|
||||
* Zuerst wird geprüft, ob der Kommentar existiert
|
||||
* und wirklich dem angemeldeten Nutzer gehört.
|
||||
*/
|
||||
$checkCommand = $db->prepare("
|
||||
SELECT id
|
||||
FROM comments
|
||||
WHERE id = :commentId
|
||||
AND author = :author
|
||||
");
|
||||
|
||||
$checkCommand->execute([
|
||||
":commentId" => $commentId,
|
||||
":author" => $author
|
||||
]);
|
||||
|
||||
if ($checkCommand->fetch() === false) {
|
||||
return false;
|
||||
}
|
||||
|
||||
/*
|
||||
* Danach wird geprüft, ob Antworten auf den Kommentar existieren.
|
||||
*/
|
||||
$replyCommand = $db->prepare("
|
||||
SELECT COUNT(*)
|
||||
FROM comments
|
||||
WHERE parent_comment_id = :commentId
|
||||
");
|
||||
|
||||
$replyCommand->execute([
|
||||
":commentId" => $commentId
|
||||
]);
|
||||
|
||||
$hasReplies = (int) $replyCommand->fetchColumn() > 0;
|
||||
|
||||
if ($hasReplies) {
|
||||
/*
|
||||
* Der Kommentar wird für den Kommentarbaum benötigt.
|
||||
* Deshalb bleibt er als anonymer Platzhalter erhalten.
|
||||
*/
|
||||
$deleteCommand = $db->prepare("
|
||||
UPDATE comments
|
||||
SET author = NULL,
|
||||
content = 'Dieser Kommentar wurde gelöscht.'
|
||||
WHERE id = :commentId
|
||||
AND author = :author
|
||||
");
|
||||
} else {
|
||||
/*
|
||||
* Ohne Antworten kann der Kommentar vollständig
|
||||
* aus der Datenbank entfernt werden.
|
||||
*/
|
||||
$deleteCommand = $db->prepare("
|
||||
DELETE FROM comments
|
||||
WHERE id = :commentId
|
||||
AND author = :author
|
||||
");
|
||||
}
|
||||
|
||||
$deleteCommand->execute([
|
||||
":commentId" => $commentId,
|
||||
":author" => $author
|
||||
]);
|
||||
|
||||
return $deleteCommand->rowCount() > 0;
|
||||
|
||||
} catch (PDOException $e) {
|
||||
throw new RuntimeException("internal_error");
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Löscht beziehungsweise anonymisiert alle Kommentare eines Nutzers.
|
||||
*
|
||||
* Kommentare ohne Antworten werden vollständig gelöscht.
|
||||
* Kommentare mit Antworten bleiben als anonyme Platzhalter erhalten.
|
||||
*
|
||||
* @param string $author E-Mail-Adresse des Nutzers
|
||||
* @return void
|
||||
*/
|
||||
public function deleteCommentsByAuthor(string $author): void
|
||||
{
|
||||
$db = $this->getConnection();
|
||||
|
||||
try {
|
||||
$db->beginTransaction();
|
||||
|
||||
/*
|
||||
* Zuerst werden alle Kommentare ohne Antworten gelöscht.
|
||||
*
|
||||
* Die Schleife ist wichtig, weil durch das Löschen einer Antwort
|
||||
* eventuell auch der darüberliegende Kommentar keine Antworten
|
||||
* mehr besitzt und anschließend ebenfalls gelöscht werden kann.
|
||||
*/
|
||||
do {
|
||||
$deleteCommand = $db->prepare("
|
||||
DELETE FROM comments
|
||||
WHERE author = :author
|
||||
AND NOT EXISTS (
|
||||
SELECT 1
|
||||
FROM comments AS replies
|
||||
WHERE replies.parent_comment_id = comments.id
|
||||
)
|
||||
");
|
||||
|
||||
$deleteCommand->execute([
|
||||
":author" => $author
|
||||
]);
|
||||
|
||||
$deletedRows = $deleteCommand->rowCount();
|
||||
|
||||
} while ($deletedRows > 0);
|
||||
|
||||
/*
|
||||
* Kommentare, auf die noch Antworten anderer Nutzer folgen,
|
||||
* müssen für den Kommentarbaum erhalten bleiben.
|
||||
*/
|
||||
$placeholderCommand = $db->prepare("
|
||||
UPDATE comments
|
||||
SET author = NULL,
|
||||
content = 'Dieser Kommentar wurde gelöscht.'
|
||||
WHERE author = :author
|
||||
");
|
||||
|
||||
$placeholderCommand->execute([
|
||||
":author" => $author
|
||||
]);
|
||||
|
||||
$db->commit();
|
||||
|
||||
} catch (PDOException $e) {
|
||||
if ($db->inTransaction()) {
|
||||
$db->rollBack();
|
||||
}
|
||||
|
||||
throw new RuntimeException("internal_error");
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -46,17 +46,17 @@ class DatabaseInitializer {
|
||||
|
||||
$db->exec("
|
||||
CREATE TABLE IF NOT EXISTS comments (
|
||||
id INTEGER PRIMARY KEY AUTOINCREMENT,
|
||||
article_id INTEGER NOT NULL,
|
||||
parent_comment_id INTEGER NULL,
|
||||
author TEXT NOT NULL,
|
||||
content TEXT NOT NULL,
|
||||
created TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
|
||||
FOREIGN KEY (article_id) REFERENCES articles(id) ON DELETE CASCADE,
|
||||
FOREIGN KEY (author) REFERENCES users(email) ON DELETE CASCADE,
|
||||
FOREIGN KEY (parent_comment_id) REFERENCES comments(id) ON DELETE CASCADE
|
||||
);
|
||||
");
|
||||
id INTEGER PRIMARY KEY AUTOINCREMENT,
|
||||
article_id INTEGER NOT NULL,
|
||||
parent_comment_id INTEGER NULL,
|
||||
author TEXT NULL,
|
||||
content TEXT NOT NULL,
|
||||
created TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
|
||||
FOREIGN KEY (article_id) REFERENCES articles(id) ON DELETE CASCADE,
|
||||
FOREIGN KEY (author) REFERENCES users(email) ON DELETE SET NULL,
|
||||
FOREIGN KEY (parent_comment_id) REFERENCES comments(id) ON DELETE CASCADE
|
||||
);
|
||||
");
|
||||
|
||||
$initializer = new self();
|
||||
$availableEmails = $initializer->seedDummyUsers($db);
|
||||
|
||||
Reference in New Issue
Block a user