From 26f689898c923fda4b165cd87424bccf59bc9e7b Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Sun, 22 Feb 2009 20:05:11 +0000
Subject: [PATCH] Allow editing all of a plugin's files. see #6732

git-svn-id: https://develop.svn.wordpress.org/trunk@10627 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-admin/includes/plugin.php | 41 ++++++++++++++++++++++++++++++++++++
 wp-admin/plugin-editor.php   | 34 ++++++++++++++++++++++++------
 2 files changed, 69 insertions(+), 6 deletions(-)

diff --git a/wp-admin/includes/plugin.php b/wp-admin/includes/plugin.php
index 7930ba1525..b2d536f3a5 100644
--- a/wp-admin/includes/plugin.php
+++ b/wp-admin/includes/plugin.php
@@ -98,6 +98,7 @@ function get_plugin_data( $plugin_file, $markup = true, $translate = true ) {
 				);
 	if ( $markup || $translate )
 		$plugin_data = _get_plugin_data_markup_translate($plugin_data, $markup, $translate);
+
 	return $plugin_data;
 }
 
@@ -140,6 +141,46 @@ function _get_plugin_data_markup_translate($plugin_data, $markup = true, $transl
 	return $plugin_data;
 }
 
+/**
+ * Get a list of a plugin's files.
+ *
+ * @since 2.8.0
+ *
+ * @param string $plugin Plugin ID
+ * @return array List of files relative to the plugin root.
+ */
+function get_plugin_files($plugin) {
+	$plugin_file = WP_PLUGIN_DIR . '/' . $plugin;
+	$dir = dirname($plugin_file);
+	$plugin_files = array($plugin);
+	if ( is_dir($dir) && $dir != WP_PLUGIN_DIR ) {
+		$plugins_dir = @ opendir( $dir );
+		if ( $plugins_dir ) {
+			while (($file = readdir( $plugins_dir ) ) !== false ) {
+				if ( substr($file, 0, 1) == '.' )
+					continue;
+				if ( is_dir( $dir . '/' . $file ) ) {
+					$plugins_subdir = @ opendir( $dir . '/' . $file );
+					if ( $plugins_subdir ) {
+						while (($subfile = readdir( $plugins_subdir ) ) !== false ) {
+							if ( substr($subfile, 0, 1) == '.' )
+								continue;
+							$plugin_files[] = plugin_basename("$dir/$file/$subfile");
+						}
+						@closedir( $plugins_subdir );
+					}
+				} else {
+					if ( plugin_basename("$dir/$file") != $plugin )
+						$plugin_files[] = plugin_basename("$dir/$file");
+				}
+			}
+			@closedir( $plugins_dir );
+		}
+	}
+
+	return $plugin_files;
+}
+
 /**
  * Check the plugins directory and retrieve all plugin files with plugin data.
  *
diff --git a/wp-admin/plugin-editor.php b/wp-admin/plugin-editor.php
index e6be2a56c8..e43d641f97 100644
--- a/wp-admin/plugin-editor.php
+++ b/wp-admin/plugin-editor.php
@@ -12,12 +12,18 @@ require_once('admin.php');
 $title = __("Edit Plugins");
 $parent_file = 'plugins.php';
 
-wp_reset_vars(array('action', 'redirect', 'profile', 'error', 'warning', 'a', 'file'));
+wp_reset_vars(array('action', 'redirect', 'profile', 'error', 'warning', 'a', 'file', 'plugin'));
 
 wp_admin_css( 'theme-editor' );
 
 $plugins = get_plugins();
-$plugin_files = array_keys($plugins);
+
+if ( empty($plugin) ) {
+	$plugin = array_keys($plugins);
+	$plugin = $plugin[0];
+}
+
+$plugin_files = get_plugin_files($plugin);
 
 if (empty($file))
 	$file = $plugin_files[0];
@@ -115,11 +121,27 @@ default:
 <div class="wrap">
 <?php screen_icon(); ?>
 <h2><?php echo wp_specialchars( $title ); ?></h2>
-
+<div class="bordertitle">
+	<form id="themeselector" action="plugin-editor.php" method="post">
+		<strong><label for="theme"><?php _e('Select plugin to edit:'); ?> </label></strong>
+		<select name="plugin" id="plugin">
+<?php
+	foreach ($plugins as $plugin_key => $a_plugin) {
+	$plugin_name = $a_plugin['Name'];
+	if ($plugin_key == $plugin) $selected = " selected='selected'";
+	else $selected = '';
+	$plugin_name = attribute_escape($plugin_name);
+	echo "\n\t<option value=\"$plugin_key\" $selected>$plugin_name</option>";
+}
+?>
+		</select>
+		<input type="submit" name="Submit" value="<?php _e('Select') ?>" class="button" />
+	</form>
+</div>
 <div class="tablenav">
 <div class="alignleft">
 <big><?php
-	if ( is_plugin_active($file) ) {
+	if ( is_plugin_active($plugin) ) {
 		if ( is_writeable($real_file) )
 			echo sprintf(__('Editing <strong>%s</strong> (active)'), $file);
 		else
@@ -138,10 +160,9 @@ default:
 	<div id="templateside">
 	<h3 id="bordertitle"><?php _e('Plugin Files'); ?></h3>
 
-	<h4><?php _e('Plugins'); ?></h4>
 	<ul>
 <?php foreach($plugin_files as $plugin_file) : ?>
-		<li<?php echo $file == $plugin_file ? ' class="highlight"' : ''; ?>><a href="plugin-editor.php?file=<?php echo $plugin_file; ?>"><?php echo $plugins[$plugin_file]['Name']; ?></a></li>
+		<li<?php echo $file == $plugin_file ? ' class="highlight"' : ''; ?>><a href="plugin-editor.php?file=<?php echo $plugin_file; ?>&plugin=<?php echo $plugin; ?>"><?php echo $plugin_file ?></a></li>
 <?php endforeach; ?>
 	</ul>
 	</div>
@@ -151,6 +172,7 @@ default:
 		<div><textarea cols="70" rows="25" name="newcontent" id="newcontent" tabindex="1" class="codepress <?php echo $codepress_lang ?>"><?php echo $content ?></textarea>
 		<input type="hidden" name="action" value="update" />
 		<input type="hidden" name="file" value="<?php echo $file ?>" />
+		<input type="hidden" name="plugin" value="<?php echo $plugin ?>" />
 		</div>
 		<?php if ( count( $functions ) ) : ?>
 		<div id="documentation"><label for="docs-list">Documentation:</label> <?php echo $docs_select ?> <input type="button" class="button" value=" <?php _e( 'Lookup' ) ?> " onclick="if ( '' != jQuery('#docs-list').val() ) { window.open( 'http://api.wordpress.org/core/handbook/1.0/?function=' + escape( jQuery( '#docs-list' ).val() ) + '&locale=<?php echo urlencode( get_locale() ) ?>&version=<?php echo urlencode( $wp_version ) ?>&redirect=true'); }" /></div>