diff -r 53cff4b4a802 -r bde1974c263b web/wp-admin/plugin-editor.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/wp-admin/plugin-editor.php	Wed Feb 03 15:37:20 2010 +0000
@@ -0,0 +1,239 @@
+<?php
+/**
+ * Edit plugin editor administration panel.
+ *
+ * @package WordPress
+ * @subpackage Administration
+ */
+
+/** WordPress Administration Bootstrap */
+require_once('admin.php');
+
+if ( !current_user_can('edit_plugins') )
+	wp_die('<p>'.__('You do not have sufficient permissions to edit plugins for this blog.').'</p>');
+
+$title = __("Edit Plugins");
+$parent_file = 'plugins.php';
+
+wp_reset_vars(array('action', 'redirect', 'profile', 'error', 'warning', 'a', 'file', 'plugin'));
+
+wp_admin_css( 'theme-editor' );
+
+$plugins = get_plugins();
+
+if ( isset($_REQUEST['file']) )
+	$plugin = stripslashes($_REQUEST['file']);
+
+if ( empty($plugin) ) {
+	$plugin = array_keys($plugins);
+	$plugin = $plugin[0];
+}
+
+$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 . '/' . $file;
+$scrollto = isset($_REQUEST['scrollto']) ? (int) $_REQUEST['scrollto'] : 0;
+
+switch ( $action ) {
+
+case 'update':
+
+	check_admin_referer('edit-plugin_' . $file);
+
+	$newcontent = stripslashes($_POST['newcontent']);
+	if ( is_writeable($real_file) ) {
+		$f = fopen($real_file, 'w+');
+		fwrite($f, $newcontent);
+		fclose($f);
+
+		// 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=$scrollto"));
+			exit;
+		}
+		wp_redirect("plugin-editor.php?file=$file&a=te&scrollto=$scrollto");
+	} else {
+		wp_redirect("plugin-editor.php?file=$file&scrollto=$scrollto");
+	}
+	exit;
+
+break;
+
+default:
+
+	if ( isset($_GET['liveupdate']) ) {
+		check_admin_referer('edit-plugin-test_' . $file);
+
+		$error = validate_plugin($file);
+		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
+
+		wp_redirect("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', $editable_extensions);
+
+	if ( ! is_file($real_file) ) {
+		wp_die(sprintf('<p>%s</p>', __('No such file exists! Double check the name and try again.')));
+	} else {
+		// Get the extension of the file
+		if ( preg_match('/\.([^.]+)$/', $real_file, $matches) ) {
+			$ext = strtolower($matches[1]);
+			// If extension is not in the acceptable list, skip it
+			if ( !in_array( $ext, $editable_extensions) )
+				wp_die(sprintf('<p>%s</p>', __('Files of this type are not editable.')));
+		}
+	}
+
+	require_once('admin-header.php');
+
+	update_recently_edited(WP_PLUGIN_DIR . '/' . $file);
+
+	$content = file_get_contents( $real_file );
+
+	if ( '.php' == substr( $real_file, strrpos( $real_file, '.' ) ) ) {
+		$functions = wp_doc_link_parse( $content );
+
+		if ( !empty($functions) ) {
+			$docs_select = '<select name="docs-list" id="docs-list">';
+			$docs_select .= '<option value="">' . __( 'Function Name...' ) . '</option>';
+			foreach ( $functions as $function) {
+				$docs_select .= '<option value="' . esc_attr( $function ) . '">' . htmlspecialchars( $function ) . '()</option>';
+			}
+			$docs_select .= '</select>';
+		}
+	}
+
+	$content = htmlspecialchars( $content );
+	$codepress_lang = codepress_get_lang($real_file);
+
+	?>
+<?php if (isset($_GET['a'])) : ?>
+ <div id="message" class="updated fade"><p><?php _e('File edited successfully.') ?></p></div>
+<?php elseif (isset($_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>
+	<?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>
+	<?php } ?>
+</div>
+<?php endif; ?>
+<div class="wrap">
+<?php screen_icon(); ?>
+<h2><?php echo esc_html( $title ); ?></h2>
+
+<div class="fileedit-sub">
+<div class="alignleft">
+<big><?php
+	if ( is_plugin_active($plugin) ) {
+		if ( is_writeable($real_file) )
+			echo sprintf(__('Editing <strong>%s</strong> (active)'), $file);
+		else
+			echo sprintf(__('Browsing <strong>%s</strong> (active)'), $file);
+	} else {
+		if ( is_writeable($real_file) )
+			echo sprintf(__('Editing <strong>%s</strong> (inactive)'), $file);
+		else
+			echo sprintf(__('Browsing <strong>%s</strong> (inactive)'), $file);
+	}
+	?></big>
+</div>
+<div class="alignright">
+	<form action="plugin-editor.php" method="post">
+		<strong><label for="plugin"><?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 = '';
+		$plugin_name = esc_attr($plugin_name);
+		$plugin_key = esc_attr($plugin_key);
+		echo "\n\t<option value=\"$plugin_key\" $selected>$plugin_name</option>";
+	}
+?>
+		</select>
+		<input type="submit" name="Submit" value="<?php esc_attr_e('Select') ?>" class="button" />
+	</form>
+</div>
+<br class="clear" />
+</div>
+
+<div id="templateside">
+	<h3><?php _e('Plugin Files'); ?></h3>
+
+	<ul>
+<?php
+foreach ( $plugin_files as $plugin_file ) :
+	// Get the extension of the file
+	if ( preg_match('/\.([^.]+)$/', $plugin_file, $matches) ) {
+		$ext = strtolower($matches[1]);
+		// If extension is not in the acceptable list, skip it
+		if ( !in_array( $ext, $editable_extensions ) )
+			continue;
+	} else {
+		// No extension found
+		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>
+<?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 $content ?></textarea>
+		<input type="hidden" name="action" value="update" />
+		<input type="hidden" name="file" value="<?php echo esc_attr($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( $wp_version ) ?>&amp;redirect=true'); }" /></div>
+		<?php endif; ?>
+<?php if ( is_writeable($real_file) ) : ?>
+	<?php if ( in_array($file, (array) get_option('active_plugins')) ) { ?>
+		<p><?php _e('<strong>Warning:</strong> Making changes to active plugins is not recommended.  If your changes cause a fatal error, the plugin will be automatically deactivated.'); ?></p>
+	<?php } ?>
+	<p class="submit">
+	<?php
+		if ( isset($_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' />";
+	?>
+	</p>
+<?php else : ?>
+	<p><em><?php _e('You need to make this file writable before you can save your changes. See <a href="http://codex.wordpress.org/Changing_File_Permissions">the Codex</a> for more information.'); ?></em></p>
+<?php endif; ?>
+</form>
+<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");