Closes #409: PHP update script to update core added

git-svn-id: https://code.elgg.org/elgg/trunk@2208 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 61 insertions, 4 deletions

diff --git a/engine/lib/version.php b/engine/lib/version.php
index 58f3cbde6..4799b1a85 100644
--- a/engine/lib/version.php
+++ b/engine/lib/version.php
@@ -9,7 +9,58 @@
 	 * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2

 	 * @copyright Curverider Ltd 2008

 	 * @link http://elgg.org/

-	 */

+	 */
+
+	/**
+	 * Run any php upgrade scripts which are required
+	 *
+	 * @param unknown_type $version
+	 */
+	function upgrade_code($version) 
+	{
+		global $CONFIG;
+		
+		// Elgg and its database must be installed to upgrade it!
+        if (!is_db_installed() || !is_installed()) return false;
+		
+		$version = (int) $version;
+        	
+        if ($handle = opendir($CONFIG->path . 'engine/lib/upgrades/')) {
+        		
+        	$upgrades = array();
+        	
+        	while ($updatefile = readdir($handle)) {
+        		
+        		// Look for upgrades and add to upgrades list
+        		if (!is_dir($CONFIG->path . 'engine/lib/upgrades/' . $updatefile)) {
+        			if (preg_match('/([0-9]*)\.php/',$updatefile,$matches)) {
+        				$core_version = (int) $matches[1];
+        				if ($core_version > $version) {
+        					$upgrades[] = $updatefile;
+        				}
+        			}
+        		}
+        		
+        	}
+        	
+        	// Sort and execute
+        	asort($upgrades);
+        	if (sizeof($upgrades) > 0) {
+        		foreach($upgrades as $upgrade) {
+        			try {
+        				@include($CONFIG->path . 'engine/lib/upgrades/' . $upgrade);
+        			} catch (Exception $e) {
+        				error_log($e->getmessage());
+        			}	
+        			
+        		}
+        	}
+
+        	return true;
+        }
+        	
+        return false;
+	}

 

 	/**

 	 * Get the current version information

@@ -53,11 +104,17 @@
 		function version_upgrade() {

 			

 			$dbversion = (int) datalist_get('version');

+			
+			// Upgrade database
 			db_upgrade($dbversion);

+			system_message(elgg_echo('upgrade:db'));
+			
+			// Upgrade core
+			if (upgrade_code($dbversion))
+				system_message(elgg_echo('upgrade:core'));

+			
+			// Update the version
 			datalist_set('version', get_version());

-			system_message(elgg_echo('upgrade:db'));

-			//forward();

-			//exit;

 			

 		}