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Plugin uninstall hooks from santosj. fixes #5625

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git-svn-id: http://svn.automattic.com/wordpress/trunk@8585 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan
2008-08-07 23:39:27 +00:00
parent 9549319cc4
commit d7cc99037f
2 changed files with 137 additions and 36 deletions
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71
wp-admin/includes/plugin.php
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@@ -157,7 +157,15 @@ function get_plugins($plugin_folder = '') {
return $wp_plugins;
}
function is_plugin_active($plugin){
/**
* Check whether the plugin is active by checking the active_plugins list.
*
* @since 2.5.0
*
* @param string $plugin Base plugin path from plugins directory.
* @return bool True, if in the active plugins list. False, not in the list.
*/
function is_plugin_active($plugin) {
return in_array($plugin, get_option('active_plugins'));
}
@@ -277,6 +285,10 @@ function delete_plugins($plugins, $redirect = '' ) {
$errors = array();
foreach( $plugins as $plugin_file ) {
// Run Uninstall hook
if ( is_uninstallable_plugin( $plugin_file ) )
uninstall_plugin($plugin_file);
$this_plugin_dir = trailingslashit( dirname($plugins_dir . $plugin_file) );
// If plugin is in its own directory, recursively delete the directory.
if ( strpos($plugin_file, '/') && $this_plugin_dir != $plugins_dir ) //base check on if plugin includes directory seperator AND that its not the root plugin folder
@@ -328,6 +340,61 @@ function validate_plugin($plugin) {
return 0;
}
/**
* Whether the plugin can be uninstalled.
*
* @since {@internal Version Unknown}}
*
* @param string $plugin Plugin path to check.
* @return bool Whether plugin can be uninstalled.
*/
function is_uninstallable_plugin($plugin) {
$file = plugin_basename($plugin);
$uninstallable_plugins = (array) get_option('uninstall_plugins');
if ( isset( $uninstallable_plugins[$file] ) || file_exists( WP_PLUGIN_DIR . '/' . dirname($file) . '/uninstall.php' ) )
return true;
return false;
}
/**
* Uninstall a single plugin.
*
* Calls the uninstall hook, if it is available.
*
* @param string $plugin Relative plugin path from Plugin Directory.
*/
function uninstall_plugin($plugin) {
$file = plugin_basename($plugin);
$uninstallable_plugins = (array) get_option('uninstall_plugins');
if ( file_exists( WP_PLUGIN_DIR . '/' . dirname($file) . '/uninstall.php' ) ) {
if ( isset( $uninstallable_plugins[$file] ) ) {
unset($uninstallable_plugins[$file]);
update_option('uninstall_plugins', $uninstallable_plugins);
}
unset($uninstallable_plugins);
define('WP_UNINSTALL_PLUGIN', $file);
include WP_PLUGIN_DIR . '/' . dirname($file) . '/uninstall.php';
return true;
}
if ( isset( $uninstallable_plugins[$file] ) ) {
$callable = $uninstallable_plugins[$file];
unset($uninstallable_plugins[$file]);
update_option('uninstall_plugins', $uninstallable_plugins);
unset($uninstallable_plugins);
include WP_PLUGIN_DIR . '/' . $file;
add_action( 'uninstall_' . $file, $callable );
do_action( 'uninstall_' . $file );
}
}
//
// Menu
//
@@ -616,4 +683,4 @@ function user_can_access_admin_page() {
return true;
}
?>
?>