aboutsummaryrefslogtreecommitdiff
path: root/engine/lib/plugins.php
diff options
context:
space:
mode:
authorbrettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>2010-05-05 19:14:48 +0000
committerbrettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>2010-05-05 19:14:48 +0000
commitff31226fdeb972aac2f37f0098240cb366a9bb26 (patch)
tree1f0caa75c9a340cf28ce9a81a4cbe3230d13abf3 /engine/lib/plugins.php
parent81ffac29fabc175eebdbf95578da046f4f00611b (diff)
downloadelgg-ff31226fdeb972aac2f37f0098240cb366a9bb26.tar.gz
elgg-ff31226fdeb972aac2f37f0098240cb366a9bb26.tar.bz2
Merged 18_new_admin branch to trunk.
git-svn-id: http://code.elgg.org/elgg/trunk@5977 36083f99-b078-4883-b0ff-0f9b5a30f544
Diffstat (limited to 'engine/lib/plugins.php')
-rw-r--r--engine/lib/plugins.php80
1 files changed, 77 insertions, 3 deletions
diff --git a/engine/lib/plugins.php b/engine/lib/plugins.php
index 0e62914e2..b365585c8 100644
--- a/engine/lib/plugins.php
+++ b/engine/lib/plugins.php
@@ -354,6 +354,11 @@ function load_plugin_manifest($plugin) {
}
}
+ // handle plugins that don't define a name
+ if (!isset($elements['name'])) {
+ $elements['name'] = ucwords($plugin);
+ }
+
return $elements;
}
@@ -677,6 +682,10 @@ function enable_plugin($plugin, $site_guid = 0) {
throw new InvalidClassException(sprintf(elgg_echo('InvalidClassException:NotValidElggStar'), $site_guid, "ElggSite"));
}
+ if (!$plugin_info = load_plugin_manifest($plugin)) {
+ return FALSE;
+ }
+
// getMetadata() doesn't return an array if only one plugin is enabled
if ($enabled = $site->enabled_plugins) {
if (!is_array($enabled)) {
@@ -689,8 +698,42 @@ function enable_plugin($plugin, $site_guid = 0) {
$enabled[] = $plugin;
$enabled = array_unique($enabled);
- $return = $site->setMetaData('enabled_plugins', $enabled);
- $ENABLED_PLUGINS_CACHE = $enabled;
+ if ($return = $site->setMetaData('enabled_plugins', $enabled)) {
+
+ // for other plugins that want to hook into this.
+ if ($return && !trigger_elgg_event('enable', 'plugin', array('plugin' => $plugin, 'manifest' => $plugin_info))) {
+ $return = FALSE;
+ }
+
+ // for this plugin's on_enable
+ if ($return && isset($plugin_info['on_enable'])) {
+ // pull in the actual plugin's start so the on_enable function is callabe
+ // NB: this will not run re-run the init hooks!
+ $start = "{$CONFIG->pluginspath}$plugin/start.php";
+ if (!file_exists($start) || !include($start)) {
+ $return = FALSE;
+ }
+
+ // need language files for the messages
+ $translations = "{$CONFIG->pluginspath}$plugin/languages/";
+ register_translations($translations);
+ if (!is_callable($plugin_info['on_enable'])) {
+ $return = FALSE;
+ } else {
+ $on_enable = call_user_func($plugin_info['on_enable']);
+ // allow null to mean "I don't care" like other subsystems
+ $return = ($on_disable === FALSE) ? FALSE : TRUE;
+ }
+ }
+
+ // disable the plugin if the on_enable or trigger results failed
+ if (!$return) {
+ array_pop($enabled);
+ $site->setMetaData('enabled_plugins', $enabled);
+ }
+
+ $ENABLED_PLUGINS_CACHE = $enabled;
+ }
return $return;
}
@@ -721,6 +764,10 @@ function disable_plugin($plugin, $site_guid = 0) {
throw new InvalidClassException(sprintf(elgg_echo('InvalidClassException:NotValidElggStar'), $site_guid, "ElggSite"));
}
+ if (!$plugin_info = load_plugin_manifest($plugin)) {
+ return FALSE;
+ }
+
// getMetadata() doesn't return an array if only one plugin is enabled
if ($enabled = $site->enabled_plugins) {
if (!is_array($enabled)) {
@@ -730,6 +777,8 @@ function disable_plugin($plugin, $site_guid = 0) {
$enabled = array();
}
+ $old_enabled = $enabled;
+
// remove the disabled plugin from the array
if (FALSE !== $i = array_search($plugin, $enabled)) {
unset($enabled[$i]);
@@ -738,7 +787,32 @@ function disable_plugin($plugin, $site_guid = 0) {
// if we're unsetting all the plugins, this will return an empty array.
// it will fail with FALSE, though.
$return = (FALSE === $site->enabled_plugins = $enabled) ? FALSE : TRUE;
- $ENABLED_PLUGINS_CACHE = $enabled;
+
+ if ($return) {
+ // for other plugins that want to hook into this.
+ if ($return && !trigger_elgg_event('disable', 'plugin', array('plugin' => $plugin, 'manifest' => $plugin_info))) {
+ $return = FALSE;
+ }
+
+ // for this plugin's on_disable
+ if ($return && isset($plugin_info['on_disable'])) {
+ if (!is_callable($plugin_info['on_disable'])) {
+ $return = FALSE;
+ } else {
+ $on_disable = call_user_func($plugin_info['on_disable']);
+ // allow null to mean "I don't care" like other subsystems
+ $return = ($on_disable === FALSE) ? FALSE : TRUE;
+ }
+ }
+
+ // disable the plugin if the on_enable or trigger results failed
+ if (!$return) {
+ $site->enabled_plugins = $old_enabled;
+ $ENABLED_PLUGINS_CACHE = $old_enabled;
+ } else {
+ $ENABLED_PLUGINS_CACHE = $enabled;
+ }
+ }
return $return;
}