X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/3f5685912e89eb3b0534acd85aa0946b1ca2bbe3..fa11948979fd6a4ea5705dc613b239699a459db3:/wp-admin/plugin-editor.php

diff --git a/wp-admin/plugin-editor.php b/wp-admin/plugin-editor.php
index 05aa02a8..94925b48 100644
--- a/wp-admin/plugin-editor.php
+++ b/wp-admin/plugin-editor.php
@@ -7,24 +7,29 @@
  */
 
 /** WordPress Administration Bootstrap */
-require_once('admin.php');
+require_once( dirname( __FILE__ ) . '/admin.php' );
+
+if ( is_multisite() && ! is_network_admin() ) {
+	wp_redirect( network_admin_url( 'plugin-editor.php' ) );
+	exit();
+}
 
 if ( !current_user_can('edit_plugins') )
-	wp_die('<p>'.__('You do not have sufficient permissions to edit plugins for this blog.').'</p>');
+	wp_die( __('You do not have sufficient permissions to edit plugins for this site.') );
 
 $title = __("Edit Plugins");
 $parent_file = 'plugins.php';
 
-wp_reset_vars(array('action', 'redirect', 'profile', 'error', 'warning', 'a', 'file', 'plugin'));
-
-wp_admin_css( 'theme-editor' );
+wp_reset_vars( array( 'action', 'error', 'file', 'plugin' ) );
 
 $plugins = get_plugins();
 
-if ( isset($_REQUEST['file']) )
-	$plugin = stripslashes($_REQUEST['file']);
+if ( empty($plugins) )
+	wp_die( __('There are no plugins installed on this site.') );
 
-if ( empty($plugin) ) {
+if ( $file ) {
+	$plugin = $file;
+} elseif ( empty( $plugin ) ) {
 	$plugin = array_keys($plugins);
 	$plugin = $plugin[0];
 }
@@ -33,8 +38,6 @@ $plugin_files = get_plugin_files($plugin);
 
 if ( empty($file) )
 	$file = $plugin_files[0];
-else
-	$file = stripslashes($file);
 
 $file = validate_file_to_edit($file, $plugin_files);
 $real_file = WP_PLUGIN_DIR . '/' . $file;
@@ -46,22 +49,28 @@ case 'update':
 
 	check_admin_referer('edit-plugin_' . $file);
 
-	$newcontent = stripslashes($_POST['newcontent']);
+	$newcontent = wp_unslash( $_POST['newcontent'] );
 	if ( is_writeable($real_file) ) {
 		$f = fopen($real_file, 'w+');
 		fwrite($f, $newcontent);
 		fclose($f);
 
+		$network_wide = is_plugin_active_for_network( $file );
+
 		// Deactivate so we can test it.
 		if ( is_plugin_active($file) || isset($_POST['phperror']) ) {
 			if ( is_plugin_active($file) )
 				deactivate_plugins($file, true);
-			wp_redirect(add_query_arg('_wpnonce', wp_create_nonce('edit-plugin-test_' . $file), "plugin-editor.php?file=$file&liveupdate=1&scrollto=$scrollto"));
+
+			if ( ! is_network_admin() )
+				update_option( 'recently_activated', array( $file => time() ) + (array) get_option( 'recently_activated' ) );
+
+			wp_redirect(add_query_arg('_wpnonce', wp_create_nonce('edit-plugin-test_' . $file), "plugin-editor.php?file=$file&liveupdate=1&scrollto=$scrollto&networkwide=" . $network_wide));
 			exit;
 		}
-		wp_redirect("plugin-editor.php?file=$file&a=te&scrollto=$scrollto");
+		wp_redirect( self_admin_url("plugin-editor.php?file=$file&a=te&scrollto=$scrollto") );
 	} else {
-		wp_redirect("plugin-editor.php?file=$file&scrollto=$scrollto");
+		wp_redirect( self_admin_url("plugin-editor.php?file=$file&scrollto=$scrollto") );
 	}
 	exit;
 
@@ -76,16 +85,24 @@ default:
 		if ( is_wp_error($error) )
 			wp_die( $error );
 
-		if ( ! is_plugin_active($file) )
-			activate_plugin($file, "plugin-editor.php?file=$file&phperror=1"); // we'll override this later if the plugin can be included without fatal error
+		if ( ( ! empty( $_GET['networkwide'] ) && ! is_plugin_active_for_network($file) ) || ! is_plugin_active($file) )
+			activate_plugin($file, "plugin-editor.php?file=$file&phperror=1", ! empty( $_GET['networkwide'] ) ); // we'll override this later if the plugin can be included without fatal error
 
-		wp_redirect("plugin-editor.php?file=$file&a=te&scrollto=$scrollto");
+		wp_redirect( self_admin_url("plugin-editor.php?file=$file&a=te&scrollto=$scrollto") );
 		exit;
 	}
 
 	// List of allowable extensions
 	$editable_extensions = array('php', 'txt', 'text', 'js', 'css', 'html', 'htm', 'xml', 'inc', 'include');
-	$editable_extensions = (array) apply_filters('editable_extensions', $editable_extensions);
+
+	/**
+	 * Filter file type extensions editable in the plugin editor.
+	 *
+	 * @since 2.8.0
+	 *
+	 * @param array $editable_extensions An array of editable plugin file extensions.
+	 */
+	$editable_extensions = (array) apply_filters( 'editable_extensions', $editable_extensions );
 
 	if ( ! is_file($real_file) ) {
 		wp_die(sprintf('<p>%s</p>', __('No such file exists! Double check the name and try again.')));
@@ -99,7 +116,26 @@ default:
 		}
 	}
 
-	require_once('admin-header.php');
+	get_current_screen()->add_help_tab( array(
+	'id'		=> 'overview',
+	'title'		=> __('Overview'),
+	'content'	=>
+		'<p>' . __('You can use the editor to make changes to any of your plugins&#8217; individual PHP files. Be aware that if you make changes, plugins updates will overwrite your customizations.') . '</p>' .
+		'<p>' . __('Choose a plugin to edit from the menu in the upper right and click the Select button. Click once on any file name to load it in the editor, and make your changes. Don&#8217;t forget to save your changes (Update File) when you&#8217;re finished.') . '</p>' .
+		'<p>' . __('The Documentation menu below the editor lists the PHP functions recognized in the plugin file. Clicking Look Up takes you to a web page about that particular function.') . '</p>' .
+		'<p id="newcontent-description">' . __('In the editing area the Tab key enters a tab character. To move below this area by pressing Tab, press the Esc key followed by the Tab key.') . '</p>' .
+		'<p>' . __('If you want to make changes but don&#8217;t want them to be overwritten when the plugin is updated, you may be ready to think about writing your own plugin. For information on how to edit plugins, write your own from scratch, or just better understand their anatomy, check out the links below.') . '</p>' .
+		( is_network_admin() ? '<p>' . __('Any edits to files from this screen will be reflected on all sites in the network.') . '</p>' : '' )
+	) );
+
+	get_current_screen()->set_help_sidebar(
+		'<p><strong>' . __('For more information:') . '</strong></p>' .
+		'<p>' . __('<a href="http://codex.wordpress.org/Plugins_Editor_Screen" target="_blank">Documentation on Editing Plugins</a>') . '</p>' .
+		'<p>' . __('<a href="http://codex.wordpress.org/Writing_a_Plugin" target="_blank">Documentation on Writing Plugins</a>') . '</p>' .
+		'<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
+	);
+
+	require_once(ABSPATH . 'wp-admin/admin-header.php');
 
 	update_recently_edited(WP_PLUGIN_DIR . '/' . $file);
 
@@ -110,22 +146,20 @@ default:
 
 		if ( !empty($functions) ) {
 			$docs_select = '<select name="docs-list" id="docs-list">';
-			$docs_select .= '<option value="">' . __( 'Function Name...' ) . '</option>';
+			$docs_select .= '<option value="">' . __( 'Function Name&hellip;' ) . '</option>';
 			foreach ( $functions as $function) {
-				$docs_select .= '<option value="' . esc_attr( $function ) . '">' . htmlspecialchars( $function ) . '()</option>';
+				$docs_select .= '<option value="' . esc_attr( $function ) . '">' . esc_html( $function ) . '()</option>';
 			}
 			$docs_select .= '</select>';
 		}
 	}
 
-	$content = htmlspecialchars( $content );
-	$codepress_lang = codepress_get_lang($real_file);
-
+	$content = esc_textarea( $content );
 	?>
 <?php if (isset($_GET['a'])) : ?>
- <div id="message" class="updated fade"><p><?php _e('File edited successfully.') ?></p></div>
+ <div id="message" class="updated"><p><?php _e('File edited successfully.') ?></p></div>
 <?php elseif (isset($_GET['phperror'])) : ?>
- <div id="message" class="updated fade"><p><?php _e('This plugin has been deactivated because your changes resulted in a <strong>fatal error</strong>.') ?></p>
+ <div id="message" class="updated"><p><?php _e('This plugin has been deactivated because your changes resulted in a <strong>fatal error</strong>.') ?></p>
 	<?php
 		if ( wp_verify_nonce($_GET['_error_nonce'], 'plugin-activation-error_' . $file) ) { ?>
 	<iframe style="border:0" width="100%" height="70px" src="<?php bloginfo('wpurl'); ?>/wp-admin/plugins.php?action=error_scrape&amp;plugin=<?php echo esc_attr($file); ?>&amp;_wpnonce=<?php echo esc_attr($_GET['_error_nonce']); ?>"></iframe>
@@ -169,7 +203,7 @@ default:
 	}
 ?>
 		</select>
-		<input type="submit" name="Submit" value="<?php esc_attr_e('Select') ?>" class="button" />
+		<?php submit_button( __( 'Select' ), 'button', 'Submit', false ); ?>
 	</form>
 </div>
 <br class="clear" />
@@ -192,31 +226,33 @@ foreach ( $plugin_files as $plugin_file ) :
 		continue;
 	}
 ?>
-		<li<?php echo $file == $plugin_file ? ' class="highlight"' : ''; ?>><a href="plugin-editor.php?file=<?php echo $plugin_file; ?>&amp;plugin=<?php echo $plugin; ?>"><?php echo $plugin_file ?></a></li>
+		<li<?php echo $file == $plugin_file ? ' class="highlight"' : ''; ?>><a href="plugin-editor.php?file=<?php echo urlencode( $plugin_file ) ?>&amp;plugin=<?php echo urlencode( $plugin ) ?>"><?php echo $plugin_file ?></a></li>
 <?php endforeach; ?>
 	</ul>
 </div>
 <form name="template" id="template" action="plugin-editor.php" method="post">
 	<?php wp_nonce_field('edit-plugin_' . $file) ?>
-		<div><textarea cols="70" rows="25" name="newcontent" id="newcontent" tabindex="1" class="codepress <?php echo $codepress_lang ?>"><?php echo $content ?></textarea>
+		<div><textarea cols="70" rows="25" name="newcontent" id="newcontent" aria-describedby="newcontent-description"><?php echo $content; ?></textarea>
 		<input type="hidden" name="action" value="update" />
 		<input type="hidden" name="file" value="<?php echo esc_attr($file) ?>" />
 		<input type="hidden" name="plugin" value="<?php echo esc_attr($plugin) ?>" />
 		<input type="hidden" name="scrollto" id="scrollto" value="<?php echo $scrollto; ?>" />
 		</div>
 		<?php if ( !empty( $docs_select ) ) : ?>
-		<div id="documentation"><label for="docs-list"><?php _e('Documentation:') ?></label> <?php echo $docs_select ?> <input type="button" class="button" value="<?php esc_attr_e( 'Lookup' ) ?> " onclick="if ( '' != jQuery('#docs-list').val() ) { window.open( 'http://api.wordpress.org/core/handbook/1.0/?function=' + escape( jQuery( '#docs-list' ).val() ) + '&amp;locale=<?php echo urlencode( get_locale() ) ?>&amp;version=<?php echo urlencode( $wp_version ) ?>&amp;redirect=true'); }" /></div>
+		<div id="documentation" class="hide-if-no-js"><label for="docs-list"><?php _e('Documentation:') ?></label> <?php echo $docs_select ?> <input type="button" class="button" value="<?php esc_attr_e( 'Look Up' ) ?> " onclick="if ( '' != jQuery('#docs-list').val() ) { window.open( 'http://api.wordpress.org/core/handbook/1.0/?function=' + escape( jQuery( '#docs-list' ).val() ) + '&amp;locale=<?php echo urlencode( get_locale() ) ?>&amp;version=<?php echo urlencode( $wp_version ) ?>&amp;redirect=true'); }" /></div>
 		<?php endif; ?>
 <?php if ( is_writeable($real_file) ) : ?>
-	<?php if ( in_array($file, (array) get_option('active_plugins')) ) { ?>
-		<p><?php _e('<strong>Warning:</strong> Making changes to active plugins is not recommended.  If your changes cause a fatal error, the plugin will be automatically deactivated.'); ?></p>
+	<?php if ( in_array( $file, (array) get_option( 'active_plugins', array() ) ) ) { ?>
+		<p><?php _e('<strong>Warning:</strong> Making changes to active plugins is not recommended. If your changes cause a fatal error, the plugin will be automatically deactivated.'); ?></p>
 	<?php } ?>
 	<p class="submit">
 	<?php
-		if ( isset($_GET['phperror']) )
-			echo "<input type='hidden' name='phperror' value='1' /><input type='submit' name='submit' class='button-primary' value='" . esc_attr__('Update File and Attempt to Reactivate') . "' tabindex='2' />";
-		else
-			echo "<input type='submit' name='submit' class='button-primary' value='" . esc_attr__('Update File') . "' tabindex='2' />";
+		if ( isset($_GET['phperror']) ) {
+			echo "<input type='hidden' name='phperror' value='1' />";
+			submit_button( __( 'Update File and Attempt to Reactivate' ), 'primary', 'submit', false );
+		} else {
+			submit_button( __( 'Update File' ), 'primary', 'submit', false );
+		}
 	?>
 	</p>
 <?php else : ?>
@@ -226,14 +262,12 @@ foreach ( $plugin_files as $plugin_file ) :
 <br class="clear" />
 </div>
 <script type="text/javascript">
-/* <![CDATA[ */
 jQuery(document).ready(function($){
 	$('#template').submit(function(){ $('#scrollto').val( $('#newcontent').scrollTop() ); });
 	$('#newcontent').scrollTop( $('#scrollto').val() );
 });
-/* ]]> */
 </script>
 <?php
 	break;
 }
-include("admin-footer.php");
+include(ABSPATH . "wp-admin/admin-footer.php");