1 <?php

     2 /**

     3  * Update/Install Plugin/Theme administration panel.

     4  *

     5  * @package WordPress

     6  * @subpackage Administration

     7  */

     8 

     9 if ( ! defined( 'IFRAME_REQUEST' ) && isset( $_GET['action'] ) && in_array( $_GET['action'], array( 'update-selected', 'activate-plugin', 'update-selected-themes' ) ) )

    10 	define( 'IFRAME_REQUEST', true );

    11 

    12 /** WordPress Administration Bootstrap */

    13 require_once( dirname( __FILE__ ) . '/admin.php' );

    14 

    15 include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';

    16 

    17 if ( isset($_GET['action']) ) {

    18 	$plugin = isset($_REQUEST['plugin']) ? trim($_REQUEST['plugin']) : '';

    19 	$theme = isset($_REQUEST['theme']) ? urldecode($_REQUEST['theme']) : '';

    20 	$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : '';

    21 

    22 	if ( 'update-selected' == $action ) {

    23 		if ( ! current_user_can( 'update_plugins' ) )

    24 			wp_die( __( 'You do not have sufficient permissions to update plugins for this site.' ) );

    25 

    26 		check_admin_referer( 'bulk-update-plugins' );

    27 

    28 		if ( isset( $_GET['plugins'] ) )

    29 			$plugins = explode( ',', stripslashes($_GET['plugins']) );

    30 		elseif ( isset( $_POST['checked'] ) )

    31 			$plugins = (array) $_POST['checked'];

    32 		else

    33 			$plugins = array();

    34 

    35 		$plugins = array_map('urldecode', $plugins);

    36 

    37 		$url = 'update.php?action=update-selected&plugins=' . urlencode(implode(',', $plugins));

    38 		$nonce = 'bulk-update-plugins';

    39 

    40 		wp_enqueue_script('jquery');

    41 		iframe_header();

    42 

    43 		$upgrader = new Plugin_Upgrader( new Bulk_Plugin_Upgrader_Skin( compact( 'nonce', 'url' ) ) );

    44 		$upgrader->bulk_upgrade( $plugins );

    45 

    46 		iframe_footer();

    47 

    48 	} elseif ( 'upgrade-plugin' == $action ) {

    49 		if ( ! current_user_can('update_plugins') )

    50 			wp_die(__('You do not have sufficient permissions to update plugins for this site.'));

    51 

    52 		check_admin_referer('upgrade-plugin_' . $plugin);

    53 

    54 		$title = __('Update Plugin');

    55 		$parent_file = 'plugins.php';

    56 		$submenu_file = 'plugins.php';

    57 		require_once(ABSPATH . 'wp-admin/admin-header.php');

    58 

    59 		$nonce = 'upgrade-plugin_' . $plugin;

    60 		$url = 'update.php?action=upgrade-plugin&plugin=' . urlencode( $plugin );

    61 

    62 		$upgrader = new Plugin_Upgrader( new Plugin_Upgrader_Skin( compact('title', 'nonce', 'url', 'plugin') ) );

    63 		$upgrader->upgrade($plugin);

    64 

    65 		include(ABSPATH . 'wp-admin/admin-footer.php');

    66 

    67 	} elseif ('activate-plugin' == $action ) {

    68 		if ( ! current_user_can('update_plugins') )

    69 			wp_die(__('You do not have sufficient permissions to update plugins for this site.'));

    70 

    71 		check_admin_referer('activate-plugin_' . $plugin);

    72 		if ( ! isset($_GET['failure']) && ! isset($_GET['success']) ) {

    73 			wp_redirect( admin_url('update.php?action=activate-plugin&failure=true&plugin=' . urlencode( $plugin ) . '&_wpnonce=' . $_GET['_wpnonce']) );

    74 			activate_plugin( $plugin, '', ! empty( $_GET['networkwide'] ), true );

    75 			wp_redirect( admin_url('update.php?action=activate-plugin&success=true&plugin=' . urlencode( $plugin ) . '&_wpnonce=' . $_GET['_wpnonce']) );

    76 			die();

    77 		}

    78 		iframe_header( __('Plugin Reactivation'), true );

    79 		if ( isset($_GET['success']) )

    80 			echo '<p>' . __('Plugin reactivated successfully.') . '</p>';

    81 

    82 		if ( isset($_GET['failure']) ){

    83 			echo '<p>' . __('Plugin failed to reactivate due to a fatal error.') . '</p>';

    84 

    85 			error_reporting( E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR );

    86 			@ini_set('display_errors', true); //Ensure that Fatal errors are displayed.

    87 			include(WP_PLUGIN_DIR . '/' . $plugin);

    88 		}

    89 		iframe_footer();

    90 	} elseif ( 'install-plugin' == $action ) {

    91 

    92 		if ( ! current_user_can('install_plugins') )

    93 			wp_die( __( 'You do not have sufficient permissions to install plugins on this site.' ) );

    94 

    95 		include_once ABSPATH . 'wp-admin/includes/plugin-install.php'; //for plugins_api..

    96 

    97 		check_admin_referer('install-plugin_' . $plugin);

    98 		$api = plugins_api('plugin_information', array('slug' => $plugin, 'fields' => array('sections' => false) ) ); //Save on a bit of bandwidth.

    99 

   100 		if ( is_wp_error($api) )

   101 	 		wp_die($api);

   102 

   103 		$title = __('Plugin Install');

   104 		$parent_file = 'plugins.php';

   105 		$submenu_file = 'plugin-install.php';

   106 		require_once(ABSPATH . 'wp-admin/admin-header.php');

   107 

   108 		$title = sprintf( __('Installing Plugin: %s'), $api->name . ' ' . $api->version );

   109 		$nonce = 'install-plugin_' . $plugin;

   110 		$url = 'update.php?action=install-plugin&plugin=' . urlencode( $plugin );

   111 		if ( isset($_GET['from']) )

   112 			$url .= '&from=' . urlencode(stripslashes($_GET['from']));

   113 

   114 		$type = 'web'; //Install plugin type, From Web or an Upload.

   115 

   116 		$upgrader = new Plugin_Upgrader( new Plugin_Installer_Skin( compact('title', 'url', 'nonce', 'plugin', 'api') ) );

   117 		$upgrader->install($api->download_link);

   118 

   119 		include(ABSPATH . 'wp-admin/admin-footer.php');

   120 

   121 	} elseif ( 'upload-plugin' == $action ) {

   122 

   123 		if ( ! current_user_can('install_plugins') )

   124 			wp_die( __( 'You do not have sufficient permissions to install plugins on this site.' ) );

   125 

   126 		check_admin_referer('plugin-upload');

   127 

   128 		$file_upload = new File_Upload_Upgrader('pluginzip', 'package');

   129 

   130 		$title = __('Upload Plugin');

   131 		$parent_file = 'plugins.php';

   132 		$submenu_file = 'plugin-install.php';

   133 		require_once(ABSPATH . 'wp-admin/admin-header.php');

   134 

   135 		$title = sprintf( __('Installing Plugin from uploaded file: %s'), esc_html( basename( $file_upload->filename ) ) );

   136 		$nonce = 'plugin-upload';

   137 		$url = add_query_arg(array('package' => $file_upload->id), 'update.php?action=upload-plugin');

   138 		$type = 'upload'; //Install plugin type, From Web or an Upload.

   139 

   140 		$upgrader = new Plugin_Upgrader( new Plugin_Installer_Skin( compact('type', 'title', 'nonce', 'url') ) );

   141 		$result = $upgrader->install( $file_upload->package );

   142 

   143 		if ( $result || is_wp_error($result) )

   144 			$file_upload->cleanup();

   145 

   146 		include(ABSPATH . 'wp-admin/admin-footer.php');

   147 

   148 	} elseif ( 'upgrade-theme' == $action ) {

   149 

   150 		if ( ! current_user_can('update_themes') )

   151 			wp_die(__('You do not have sufficient permissions to update themes for this site.'));

   152 

   153 		check_admin_referer('upgrade-theme_' . $theme);

   154 

   155 		wp_enqueue_script( 'customize-loader' );

   156 

   157 		$title = __('Update Theme');

   158 		$parent_file = 'themes.php';

   159 		$submenu_file = 'themes.php';

   160 		require_once(ABSPATH . 'wp-admin/admin-header.php');

   161 

   162 		$nonce = 'upgrade-theme_' . $theme;

   163 		$url = 'update.php?action=upgrade-theme&theme=' . urlencode( $theme );

   164 

   165 		$upgrader = new Theme_Upgrader( new Theme_Upgrader_Skin( compact('title', 'nonce', 'url', 'theme') ) );

   166 		$upgrader->upgrade($theme);

   167 

   168 		include(ABSPATH . 'wp-admin/admin-footer.php');

   169 	} elseif ( 'update-selected-themes' == $action ) {

   170 		if ( ! current_user_can( 'update_themes' ) )

   171 			wp_die( __( 'You do not have sufficient permissions to update themes for this site.' ) );

   172 

   173 		check_admin_referer( 'bulk-update-themes' );

   174 

   175 		if ( isset( $_GET['themes'] ) )

   176 			$themes = explode( ',', stripslashes($_GET['themes']) );

   177 		elseif ( isset( $_POST['checked'] ) )

   178 			$themes = (array) $_POST['checked'];

   179 		else

   180 			$themes = array();

   181 

   182 		$themes = array_map('urldecode', $themes);

   183 

   184 		$url = 'update.php?action=update-selected-themes&themes=' . urlencode(implode(',', $themes));

   185 		$nonce = 'bulk-update-themes';

   186 

   187 		wp_enqueue_script('jquery');

   188 		iframe_header();

   189 

   190 		$upgrader = new Theme_Upgrader( new Bulk_Theme_Upgrader_Skin( compact( 'nonce', 'url' ) ) );

   191 		$upgrader->bulk_upgrade( $themes );

   192 

   193 		iframe_footer();

   194 	} elseif ( 'install-theme' == $action ) {

   195 

   196 		if ( ! current_user_can('install_themes') )

   197 			wp_die( __( 'You do not have sufficient permissions to install themes on this site.' ) );

   198 

   199 		include_once ABSPATH . 'wp-admin/includes/theme-install.php'; //for themes_api..

   200 

   201 		check_admin_referer('install-theme_' . $theme);

   202 		$api = themes_api('theme_information', array('slug' => $theme, 'fields' => array('sections' => false, 'tags' => false) ) ); //Save on a bit of bandwidth.

   203 

   204 		if ( is_wp_error($api) )

   205 	 		wp_die($api);

   206 

   207 		wp_enqueue_script( 'customize-loader' );

   208 

   209 		$title = __('Install Themes');

   210 		$parent_file = 'themes.php';

   211 		$submenu_file = 'themes.php';

   212 		require_once(ABSPATH . 'wp-admin/admin-header.php');

   213 

   214 		$title = sprintf( __('Installing Theme: %s'), $api->name . ' ' . $api->version );

   215 		$nonce = 'install-theme_' . $theme;

   216 		$url = 'update.php?action=install-theme&theme=' . urlencode( $theme );

   217 		$type = 'web'; //Install theme type, From Web or an Upload.

   218 

   219 		$upgrader = new Theme_Upgrader( new Theme_Installer_Skin( compact('title', 'url', 'nonce', 'plugin', 'api') ) );

   220 		$upgrader->install($api->download_link);

   221 

   222 		include(ABSPATH . 'wp-admin/admin-footer.php');

   223 

   224 	} elseif ( 'upload-theme' == $action ) {

   225 

   226 		if ( ! current_user_can('install_themes') )

   227 			wp_die( __( 'You do not have sufficient permissions to install themes on this site.' ) );

   228 

   229 		check_admin_referer('theme-upload');

   230 

   231 		$file_upload = new File_Upload_Upgrader('themezip', 'package');

   232 

   233 		wp_enqueue_script( 'customize-loader' );

   234 

   235 		$title = __('Upload Theme');

   236 		$parent_file = 'themes.php';

   237 		$submenu_file = 'theme-install.php';

   238 

   239 		require_once(ABSPATH . 'wp-admin/admin-header.php');

   240 

   241 		$title = sprintf( __('Installing Theme from uploaded file: %s'), esc_html( basename( $file_upload->filename ) ) );

   242 		$nonce = 'theme-upload';

   243 		$url = add_query_arg(array('package' => $file_upload->id), 'update.php?action=upload-theme');

   244 		$type = 'upload'; //Install plugin type, From Web or an Upload.

   245 

   246 		$upgrader = new Theme_Upgrader( new Theme_Installer_Skin( compact('type', 'title', 'nonce', 'url') ) );

   247 		$result = $upgrader->install( $file_upload->package );

   248 

   249 		if ( $result || is_wp_error($result) )

   250 			$file_upload->cleanup();

   251 

   252 		include(ABSPATH . 'wp-admin/admin-footer.php');

   253 

   254 	} else {

   255 		do_action('update-custom_' . $action);

   256 	}

   257 }