Ticket #2363: 2363.2.patch

includes/replies/functions.php

@@ -149 +149 @@
 
         /** Topic ID **************************************************************/
 
-        // Handle Topic ID to append reply to
-        if ( isset( $_POST['bbp_topic_id'] ) ) {
-                $topic_id = (int) $_POST['bbp_topic_id'];
-        } else {
+        // Topic id was not passed
+        if ( empty( $_POST['bbp_topic_id'] ) ) {
                 bbp_add_error( 'bbp_reply_topic_id', __( '<strong>ERROR</strong>: Topic ID is missing.', 'bbpress' ) );
+
+        // Topic id is not a number
+        } elseif ( ! is_numeric( $_POST['bbp_topic_id'] ) ) {
+                bbp_add_error( 'bbp_reply_topic_id', __( '<strong>ERROR</strong>: Topic ID must be a number.', 'bbpress' ) );
+
+        // Topic id might be valid
+        } else {
+
+                // Get the topic id
+                $posted_topic_id = intval( $_POST['bbp_topic_id'] );
+
+                // Topic id is a negative number
+                if ( 0 > $posted_topic_id ) {
+                        bbp_add_error( 'bbp_reply_topic_id', __( '<strong>ERROR</strong>: Topic ID cannot be a negative number.', 'bbpress' ) );
+
+                // Topic does not exist
+                } elseif ( ! get_post( $posted_topic_id ) ) {
+                        bbp_add_error( 'bbp_reply_topic_id', __( '<strong>ERROR</strong>: Topic does not exist.', 'bbpress' ) );
+
+                // Use the POST'ed topic id
+                } else {
+                        $topic_id = $posted_topic_id;
+                }
         }
 
         /** Forum ID **************************************************************/
 
-        // Handle Forum ID to adjust counts of
-        if ( isset( $_POST['bbp_forum_id'] ) ) {
-                $forum_id = (int) $_POST['bbp_forum_id'];
-        } elseif ( !empty( $topic_id ) ) {
+        // Try to use the forum id of the topic
+        if ( !isset( $_POST['bbp_forum_id'] ) && !empty( $topic_id ) ) {
                 $forum_id = bbp_get_topic_forum_id( $topic_id );
-        } else {
-                bbp_add_error( 'bbp_reply_forum_id', __( '<strong>ERROR</strong>: Forum ID is missing.', 'bbpress' ) );
+
+        // Error check the POST'ed forum id
+        } elseif ( isset( $_POST['bbp_forum_id'] ) ) {
+
+                // Empty Forum id was passed
+                if ( empty( $_POST['bbp_forum_id'] ) ) {
+                        bbp_add_error( 'bbp_reply_forum_id', __( '<strong>ERROR</strong>: Forum ID is missing.', 'bbpress' ) );
+
+                // Forum id is not a number
+                } elseif ( ! is_numeric( $_POST['bbp_forum_id'] ) ) {
+                        bbp_add_error( 'bbp_reply_forum_id', __( '<strong>ERROR</strong>: Forum ID must be a number.', 'bbpress' ) );
+
+                // Forum id might be valid
+                } else {
+
+                        // Get the forum id
+                        $posted_forum_id = intval( $_POST['bbp_forum_id'] );
+
+                        // Forum id is empty
+                        if ( 0 === $posted_forum_id ) {
+                                bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID is missing.', 'bbpress' ) );
+
+                        // Forum id is a negative number
+                        } elseif ( 0 > $posted_forum_id ) {
+                                bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID cannot be a negative number.', 'bbpress' ) );
+
+                        // Forum does not exist
+                        } elseif ( ! get_post( $posted_forum_id ) ) {
+                                bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum does not exist.', 'bbpress' ) );
+
+                        // Use the POST'ed forum id
+                        } else {
+                                $forum_id = $posted_forum_id;
+                        }
+                }
         }
 
         // Forum exists

includes/topics/functions.php

@@ -188 +188 @@
 
         /** Topic Forum ***********************************************************/
 
-        // Forum id was not passed
-        if ( empty( $_POST['bbp_forum_id'] ) ) {
-                bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID is missing.', 'bbpress' ) );
+        // Error check the POST'ed topic id
+        if ( isset( $_POST['bbp_forum_id'] ) ) {
 
-        // Forum id was passed
-        } elseif ( is_numeric( $_POST['bbp_forum_id'] ) ) {
-                $forum_id = (int) $_POST['bbp_forum_id'];
+                // Empty Forum id was passed
+                if ( empty( $_POST['bbp_forum_id'] ) ) {
+                        bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID is missing.', 'bbpress' ) );
+
+                // Forum id is not a number
+                } elseif ( ! is_numeric( $_POST['bbp_forum_id'] ) ) {
+                        bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID must be a number.', 'bbpress' ) );
+
+                // Forum id might be valid
+                } else {
+
+                        // Get the forum id
+                        $posted_forum_id = intval( $_POST['bbp_forum_id'] );
+
+                        // Forum id is empty
+                        if ( 0 === $posted_forum_id ) {
+                                bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID is missing.', 'bbpress' ) );
+
+                        // Forum id is a negative number
+                        } elseif ( 0 > $posted_forum_id ) {
+                                bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum ID cannot be a negative number.', 'bbpress' ) );
+
+                        // Forum does not exist
+                        } elseif ( ! get_post( $posted_forum_id ) ) {
+                                bbp_add_error( 'bbp_topic_forum_id', __( '<strong>ERROR</strong>: Forum does not exist.', 'bbpress' ) );
+
+                        // Use the POST'ed forum id
+                        } else {
+                                $forum_id = $posted_forum_id;
+                        }
+                }
         }
 
         // Forum exists