From b541e8d324c3feeaa50d185013837c31bae32c6a Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Mon, 3 Jan 2011 02:09:15 +0000
Subject: Fixes #2763. Better normalizing for unused 1.7 manifest options. 
 Added logging when ElggPluginPackage can't be loaded. Better disabling of
 deleted physical plugins.

git-svn-id: http://code.elgg.org/elgg/trunk@7819 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/classes/ElggPlugin.php         |  1 +
 engine/classes/ElggPluginManifest.php | 16 ++++++++++++++--
 engine/lib/plugins.php                | 12 ++++++++++--
 3 files changed, 25 insertions(+), 4 deletions(-)

(limited to 'engine')

diff --git a/engine/classes/ElggPlugin.php b/engine/classes/ElggPlugin.php
index fb9138ab9..eac98da57 100644
--- a/engine/classes/ElggPlugin.php
+++ b/engine/classes/ElggPlugin.php
@@ -83,6 +83,7 @@ class ElggPlugin extends ElggObject {
 			$this->manifest = $this->package->getManifest();
 		} catch (Exception $e) {
 			// we always have to allow the entity to load.
+			elgg_log("Failed to load $this->guid as a plugin. " . $e->getMessage(), 'WARNING');
 		}
 	}
 
diff --git a/engine/classes/ElggPluginManifest.php b/engine/classes/ElggPluginManifest.php
index 9fcdaaf55..290a59a0c 100644
--- a/engine/classes/ElggPluginManifest.php
+++ b/engine/classes/ElggPluginManifest.php
@@ -330,7 +330,12 @@ class ElggPluginManifest {
 	 * @return array
 	 */
 	public function getProvides() {
-		$provides = $this->parser->getAttribute('provides');
+		// normalize for 1.7
+		if ($this->getApiVersion() < 1.8) {
+			$provides = array();
+		} else {
+			$provides = $this->parser->getAttribute('provides');
+		}
 
 		if (!$provides) {
 			$provides = array();
@@ -370,6 +375,8 @@ class ElggPluginManifest {
 						'comparison' => 'ge'
 					)
 				);
+			} else {
+				$reqs = array();
 			}
 		} else {
 			$reqs = $this->parser->getAttribute('requires');
@@ -465,7 +472,12 @@ class ElggPluginManifest {
 	 * @return array
 	 */
 	public function getConflicts() {
-		$conflicts = $this->parser->getAttribute('conflicts');
+		// normalize for 1.7
+		if ($this->getApiVersion() < 1.8) {
+			$conflicts = array();
+		} else {
+			$conflicts = $this->parser->getAttribute('conflicts');
+		}
 
 		if (!$conflicts) {
 			$conflicts = array();
diff --git a/engine/lib/plugins.php b/engine/lib/plugins.php
index cd74353de..b48f1c670 100644
--- a/engine/lib/plugins.php
+++ b/engine/lib/plugins.php
@@ -136,6 +136,9 @@ function elgg_generate_plugin_entities() {
 			if ($plugin->enabled != 'yes') {
 				$plugin->enable();
 				$plugin->deactivate();
+				$plugin->setPriority($new_plugin_priority);
+
+				$new_plugin_priority++;
 			}
 
 			// remove from the list of plugins to disable
@@ -154,8 +157,13 @@ function elgg_generate_plugin_entities() {
 	// because they are entities, but their dirs were removed.
 	// don't delete the entities because they hold settings.
 	foreach ($known_plugins as $plugin) {
-		$plugin->deactivate();
-		$plugin->disable();
+		if ($plugin->isActive()) {
+			$plugin->deactivate();
+			// remove the priority.
+			$name = elgg_namespace_plugin_private_setting('internal', 'priority');
+			remove_private_setting($plugin->guid, $name);
+			$plugin->disable();
+		}
 	}
 
 	access_show_hidden_entities($old_access);
-- 
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