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Integrate sitewide plugin handling into activate_plugins(), deactivate_plugins(), and plugins.php. fixes #11767 see #11644

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git-svn-id: https://develop.svn.wordpress.org/trunk@12903 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren
2010-01-29 21:45:32 +00:00
parent 402b998100
commit d70d1ab100
3 changed files with 126 additions and 273 deletions
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89
wp-admin/includes/plugin.php
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@@ -262,6 +262,52 @@ function is_plugin_active( $plugin ) {
return in_array( $plugin, apply_filters( 'active_plugins', get_option( 'active_plugins', array() ) ) );
}
/**
* Check whether the plugin is active for the entire network.
*
* @since 3.0.0
*
* @param string $plugin Base plugin path from plugins directory.
* @return bool True, if active for the network, otherwise false.
*/
function is_plugin_active_for_network( $plugin ){
if ( !is_multisite() )
return false;
$plugins = get_site_option( 'active_sitewide_plugins');
if ( isset($plugins[$plugin]) )
return true;
return false;
}
/**
* Checks for "Site Wide Only: true" in the plugin header to see if this should
* be activated as a network wide MU plugin.
*
* @since 3.0.0
*
* @todo Use API for getting arbitrary plugin headers.
*
* @param $file Plugin to check
* $return bool True if plugin is network only, false otherwise.
*/
function is_network_only_plugin( $file ) {
/* Open the plugin file for reading to check if this is a ms-plugin. */
$fp = @fopen( WP_PLUGIN_DIR . '/' . $file, 'r' );
/* Pull only the first 8kiB of the file in. */
$plugin_data = @fread( $fp, 8192 );
/* PHP will close file handle, but we are good citizens. */
@fclose($fp);
if ( preg_match( '|Site Wide Only:(.*)true$|mi', $plugin_data ) )
return true;
return false;
}
/**
* Attempts activation of plugin in a "sandbox" and redirects on success.
*
@@ -284,12 +330,19 @@ function is_plugin_active( $plugin ) {
*
* @param string $plugin Plugin path to main plugin file with plugin data.
* @param string $redirect Optional. URL to redirect to.
* @param bool $network_wide Whether to enable the plugin for all sites in the network or just the current site. Multisite only. Default is false.
* @return WP_Error|null WP_Error on invalid file or null on success.
*/
function activate_plugin( $plugin, $redirect = '' ) {
$current = get_option( 'active_plugins', array() );
function activate_plugin( $plugin, $redirect = '', $network_wide = false) {
$plugin = plugin_basename( trim( $plugin ) );
if ( is_multisite() && ( $network_wide || is_network_only_plugin($plugin) ) ) {
$network_wide = true;
$current = get_site_option( 'active_sitewide_plugins', array() );
} else {
$current = get_option( 'active_plugins', array() );
}
$valid = validate_plugin($plugin);
if ( is_wp_error($valid) )
return $valid;
@@ -299,10 +352,15 @@ function activate_plugin( $plugin, $redirect = '' ) {
wp_redirect(add_query_arg('_error_nonce', wp_create_nonce('plugin-activation-error_' . $plugin), $redirect)); // we'll override this later if the plugin can be included without fatal error
ob_start();
@include(WP_PLUGIN_DIR . '/' . $plugin);
$current[] = $plugin;
sort($current);
do_action( 'activate_plugin', trim( $plugin) );
update_option('active_plugins', $current);
if ( $network_wide ) {
$current[$plugin] = time();
update_site_option( 'active_sitewide_plugins', $current );
} else {
$current[] = $plugin;
sort($current);
update_option('active_plugins', $current);
}
do_action( 'activate_' . trim( $plugin ) );
do_action( 'activated_plugin', trim( $plugin) );
ob_end_clean();
@@ -323,7 +381,9 @@ function activate_plugin( $plugin, $redirect = '' ) {
* @param bool $silent Optional, default is false. Prevent calling deactivate hook.
*/
function deactivate_plugins( $plugins, $silent = false ) {
$network_current = get_site_option( 'active_sitewide_plugins', array() );
$current = get_option( 'active_plugins', array() );
$do_blog = $do_network = false;
foreach ( (array) $plugins as $plugin ) {
$plugin = plugin_basename($plugin);
@@ -332,10 +392,18 @@ function deactivate_plugins( $plugins, $silent = false ) {
if ( ! $silent )
do_action( 'deactivate_plugin', trim( $plugin ) );
$key = array_search( $plugin, (array) $current );
if ( is_plugin_active_for_network($plugin) ) {
// Deactivate network wide
$do_network = true;
unset($network_current[$plugin]);
} else {
// Deactivate for this blog only
$do_blog = true;
$key = array_search( $plugin, (array) $current );
if ( false !== $key )
array_splice( $current, $key, 1 );
if ( false !== $key )
array_splice( $current, $key, 1 );
}
//Used by Plugin updater to internally deactivate plugin, however, not to notify plugins of the fact to prevent plugin output.
if ( ! $silent ) {
@@ -344,7 +412,10 @@ function deactivate_plugins( $plugins, $silent = false ) {
}
}
update_option('active_plugins', $current);
if ( $do_blog )
update_option('active_plugins', $current);
if ( $do_network )
update_site_option( 'active_sitewide_plugins', $network_current );
}
/**