1 files changed, 67 insertions, 0 deletions
diff --git a/src/application/actions/deletetopic/post.php b/src/application/actions/deletetopic/post.php
new file mode 100644
index 0000000..e67cadf
--- /dev/null
+++ b/src/application/actions/deletetopic/post.php
@@ -0,0 +1,67 @@
+<?php
+
+use mystic\forum\orm\Topic;
+use mystic\forum\orm\User;
+use mystic\forum\orm\UserPermissions;
+use mystic\forum\utils\RequestUtils;
+
+if (!$currentUser) {
+    http_response_code(403);
+    msg_error(__("You need to be logged in to delete topics!"));
+    exit;
+}
+
+$formId = "deletetopic";
+$topicId = RequestUtils::getRequiredField("topic", $formId);
+
+$topic = new Topic();
+$topic->id = $topicId;
+
+if (!$db->fetch($topic)) {
+    http_response_code(404);
+    msg_error(__("No topic exists with this id"));
+    exit;
+}
+
+$topicAuthor = new User();
+$topicAuthor->id = $topic->createdBy;
+
+if (!$db->fetch($topicAuthor))
+    $topicAuthor = null;
+
+$canEdit = ($currentUser->id === $topicAuthor?->id && $topicAuthor?->hasPermission(UserPermissions::DELETE_OWN_TOPIC))
+          || ($currentUser->hasPermission(UserPermissions::DELETE_OTHER_TOPIC));
+
+if (!$canEdit) {
+    http_response_code(403);
+    msg_error(__("You don't have permission to delete this topic"));
+    exit;
+}
+
+$confirm = $_POST["confirm"] ?? null;
+if ($confirm !== null) {
+    $expectedConfirm = base64_encode(hash("sha256", "confirm" . $topic->id, true));
+    if ($confirm !== $expectedConfirm) {
+        http_response_code(400);
+        msg_error(__("Invalid confirmation"));
+        exit;
+    }
+
+    if (!$db->delete($topic)) {
+        http_response_code(500);
+        msg_error(__("Failed to delete topic"));
+        exit;
+    }
+
+    header("Location: .");
+} else {
+    _view("template_start", ["_title" => "Delete topic"]);
+    _view("template_navigation_start");
+    _view("template_navigation", ["user" => RequestUtils::getAuthorizedUser($db)]);
+    _view("template_navigation_end");
+    _view("form_delete_topic_confirm", [
+        "topic" => $topic,
+        "topicAuthor" => $topicAuthor,
+    ]);
+    _view("template_end", [...getThemeAndLangInfo()]);
+}