Version 4.1.19

applications/core/tasks/cleanupattachments.php

@@ -0,0 +1,70 @@
+<?php
+/**
+ * @brief		cleanupattachments Task
+ * @author		<a href='http://www.invisionpower.com'>Invision Power Services, Inc.</a>
+ * @copyright	(c) 2001 - 2016 Invision Power Services, Inc.
+ * @license		http://www.invisionpower.com/legal/standards/
+ * @package		IPS Community Suite
+ * @since		08 Dec 2015
+ * @version		SVN_VERSION_NUMBER
+ */
+
+namespace IPS\core\tasks;
+
+/* To prevent PHP errors (extending class does not exist) revealing path */
+if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
+{
+	header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
+	exit;
+}
+
+/**
+ * Task that removes attachments that were never claimed
+ */
+class _cleanupattachments extends \IPS\Task
+{
+	/**
+	 * Execute
+	 *
+	 * If ran successfully, should return anything worth logging. Only log something
+	 * worth mentioning (don't log "task ran successfully"). Return NULL (actual NULL, not '' or 0) to not log (which will be most cases).
+	 * If an error occurs which means the task could not finish running, throw an \IPS\Task\Exception - do not log an error as a normal log.
+	 * Tasks should execute within the time of a normal HTTP request.
+	 *
+	 * @return	mixed	Message to log or NULL
+	 * @throws	\IPS\Task\Exception
+	 */
+	public function execute()
+	{
+		/* Cleanup - this is deliberately slightly different to the one in \IPS\Text\Parser as it will only delete attachments which have been "saved" (i.e. are not in the middle of being posted) */
+		foreach ( \IPS\Db::i()->select( '*', 'core_attachments', array( array( 'attach_id NOT IN(?) AND attach_post_key=?', \IPS\Db::i()->select( 'DISTINCT attachment_id', 'core_attachments_map' ), '' ) ) ) as $attachment )
+		{
+			try
+			{
+				\IPS\Db::i()->delete( 'core_attachments', array( 'attach_id=?', $attachment['attach_id'] ) );
+				\IPS\File::get( 'core_Attachment', $attachment['attach_location'] )->delete();
+				if ( $attachment['attach_thumb_location'] )
+				{
+					\IPS\File::get( 'core_Attachment', $attachment['attach_thumb_location'] )->delete();
+				}
+			}
+			catch ( \Exception $e ) { }
+		}
+
+		return NULL;
+	}
+	
+	/**
+	 * Cleanup
+	 *
+	 * If your task takes longer than 15 minutes to run, this method
+	 * will be called before execute(). Use it to clean up anything which
+	 * may not have been done
+	 *
+	 * @return	void
+	 */
+	public function cleanup()
+	{
+		
+	}
+}