/wp-admin/theme-editor.php

<?php

/**

 * Theme editor administration panel.

 *

 * @package WordPress

 * @subpackage Administration

 */



/** WordPress Administration Bootstrap */

require_once('./admin.php');



if ( is_multisite() && ! is_network_admin() ) {

	wp_redirect( network_admin_url( 'theme-editor.php' ) );

	exit();

}



if ( !current_user_can('edit_themes') )

	wp_die('<p>'.__('You do not have sufficient permissions to edit templates for this site.').'</p>');



$title = __("Edit Themes");

$parent_file = 'themes.php';



$help = '<p>' . __('You can use the Theme Editor to edit the individual CSS and PHP files which make up your theme.') . '</p>';

$help .= '<p>' . __('Begin by choosing a theme to edit from the dropdown menu and clicking Select. A list then appears of all the template files. Clicking once on any file name causes the file to appear in the large Editor box.') . '</p>';

$help .= '<p>' . __('For PHP files, you can use the Documentation dropdown to select from functions recognized in that file. Lookup takes you to a web page with reference material about that particular function.') . '</p>';

$help .= '<p>' . __('After typing in your edits, click Update File.') . '</p>';

$help .= '<p>' . __('<strong>Advice:</strong> think very carefully about your site crashing if you are live-editing the theme currently in use.') . '</p>';

$help .= '<p>' . __('Upgrading to a newer version of the same theme will override changes made here. To avoid this, consider creating a <a href="http://codex.wordpress.org/Child_Themes" target="_blank">child theme</a> instead.') . '</p>';

if ( is_network_admin() )

	$help .= '<p>' . __('Any edits to files from this screen will be reflected on all sites in the network.') . '</p>';

$help .= '<p><strong>' . __('For more information:') . '</strong></p>';

$help .= '<p>' . __('<a href="http://codex.wordpress.org/Theme_Development" target="_blank">Documentation on Theme Development</a>') . '</p>';

$help .= '<p>' . __('<a href="http://codex.wordpress.org/Using_Themes" target="_blank">Documentation on Using Themes</a>') . '</p>';

$help .= '<p>' . __('<a href="http://codex.wordpress.org/Editing_Files" target="_blank">Documentation on Editing Files</a>') . '</p>';

$help .= '<p>' . __('<a href="http://codex.wordpress.org/Template_Tags" target="_blank">Documentation on Template Tags</a>') . '</p>';

$help .= '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>';

add_contextual_help($current_screen, $help);



wp_reset_vars(array('action', 'redirect', 'profile', 'error', 'warning', 'a', 'file', 'theme', 'dir'));



wp_admin_css( 'theme-editor' );



$themes = get_themes();



if (empty($theme)) {

	$theme = get_current_theme();

} else {

	$theme = stripslashes($theme);

}



if ( ! isset($themes[$theme]) )

	wp_die(__('The requested theme does not exist.'));



$allowed_files = array_merge( $themes[$theme]['Stylesheet Files'], $themes[$theme]['Template Files'] );



if ( empty( $file ) ) {

	if ( false !== array_search( $themes[$theme]['Stylesheet Dir'] . '/style.css', $allowed_files ) )

		$file = $themes[$theme]['Stylesheet Dir'] . '/style.css';

	else

		$file = $allowed_files[0];

} else {

	$file = stripslashes($file);

	if ( 'theme' == $dir ) {

		$file = dirname(dirname($themes[$theme]['Template Dir'])) . $file ;

	} else if ( 'style' == $dir) {

		$file = dirname(dirname($themes[$theme]['Stylesheet Dir'])) . $file ;

	}

}



validate_file_to_edit($file, $allowed_files);

$scrollto = isset($_REQUEST['scrollto']) ? (int) $_REQUEST['scrollto'] : 0;

$file_show = basename( $file );



switch($action) {



case 'update':



	check_admin_referer('edit-theme_' . $file . $theme);



	$newcontent = stripslashes($_POST['newcontent']);

	$theme = urlencode($theme);

	if (is_writeable($file)) {

		//is_writable() not always reliable, check return value. see comments @ http://uk.php.net/is_writable

		$f = fopen($file, 'w+');

		if ($f !== FALSE) {

			fwrite($f, $newcontent);

			fclose($f);

			$location = "theme-editor.php?file=$file&theme=$theme&a=te&scrollto=$scrollto";

		} else {

			$location = "theme-editor.php?file=$file&theme=$theme&scrollto=$scrollto";

		}

	} else {

		$location = "theme-editor.php?file=$file&theme=$theme&scrollto=$scrollto";

	}



	$location = wp_kses_no_null($location);

	$strip = array('%0d', '%0a', '%0D', '%0A');

	$location = _deep_replace($strip, $location);

	header("Location: $location");

	exit();



break;



default:



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



	update_recently_edited($file);



	if ( !is_file($file) )

		$error = 1;



	$content = '';

	if ( !$error && filesize($file) > 0 ) {

		$f = fopen($file, 'r');

		$content = fread($f, filesize($file));



		if ( '.php' == substr( $file, strrpos( $file, '.' ) ) ) {

			$functions = wp_doc_link_parse( $content );



			$docs_select = '<select name="docs-list" id="docs-list">';

			$docs_select .= '<option value="">' . esc_attr__( 'Function Name...' ) . '</option>';

			foreach ( $functions as $function ) {

				$docs_select .= '<option value="' . esc_attr( urlencode( $function ) ) . '">' . htmlspecialchars( $function ) . '()</option>';

			}

			$docs_select .= '</select>';

		}



		$content = esc_textarea( $content );

	}



	?>

<?php if (isset($_GET['a'])) : ?>

 <div id="message" class="updated"><p><?php _e('File edited successfully.') ?></p></div>

<?php endif;



$description = get_file_description($file);

$desc_header = ( $description != $file_show ) ? "$description <span>($file_show)</span>" : $file_show;



$is_child_theme = $themes[$theme]['Template'] != $themes[$theme]['Stylesheet'];

?>

<div class="wrap">

<?php screen_icon(); ?>

<h2><?php echo esc_html( $title ); ?></h2>



<div class="fileedit-sub">

<div class="alignleft">

<h3><?php echo $themes[$theme]['Name'] . ': ' . $desc_header; ?></h3>

</div>

<div class="alignright">

	<form action="theme-editor.php" method="post">

		<strong><label for="theme"><?php _e('Select theme to edit:'); ?> </label></strong>

		<select name="theme" id="theme">

<?php

	foreach ($themes as $a_theme) {

	$theme_name = $a_theme['Name'];

	if ($theme_name == $theme) $selected = " selected='selected'";

	else $selected = '';

	$theme_name = esc_attr($theme_name);

	echo "\n\t<option value=\"$theme_name\" $selected>$theme_name</option>";

}

?>

		</select>

		<?php submit_button( __( 'Select' ), 'button', 'Submit', false ); ?>

	</form>

</div>

<br class="clear" />

</div>

	<div id="templateside">

<?php

if ($allowed_files) :

?>

	<h3><?php _e('Templates'); ?></h3>

	<?php if ( $is_child_theme ) : ?>

	<p class="howto"><?php printf( __( 'This child theme inherits templates from a parent theme, %s.' ), $themes[$theme]['Parent Theme'] ); ?></p>

	<?php endif; ?>

	<ul>

<?php

	$template_mapping = array();

	$template_dir = $themes[$theme]['Template Dir'];

	foreach ( $themes[$theme]['Template Files'] as $template_file ) {

		// Don't show parent templates.

		if ( $is_child_theme && strpos( $template_file, trailingslashit( $template_dir ) ) === 0 )

			continue;



		$description = trim( get_file_description($template_file) );

		$template_show = basename($template_file);

		$filedesc = ( $description != $template_file ) ? "$description<br /><span class='nonessential'>($template_show)</span>" : "$description";

		$filedesc = ( $template_file == $file ) ? "<span class='highlight'>$description<br /><span class='nonessential'>($template_show)</span></span>" : $filedesc;

		$template_mapping[ $description ] = array( _get_template_edit_filename($template_file, $template_dir), $filedesc );

	}

	ksort( $template_mapping );

	while ( list( $template_sorted_key, list( $template_file, $filedesc ) ) = each( $template_mapping ) ) :

	?>

		<li><a href="theme-editor.php?file=<?php echo urlencode( $template_file ) ?>&amp;theme=<?php echo urlencode( $theme ) ?>&amp;dir=theme"><?php echo $filedesc ?></a></li>

<?php endwhile; ?>

	</ul>

	<h3><?php /* translators: Theme stylesheets in theme editor */ _ex('Styles', 'Theme stylesheets in theme editor'); ?></h3>

	<ul>

<?php

	$template_mapping = array();

	$stylesheet_dir = $themes[$theme]['Stylesheet Dir'];

	foreach ( $themes[$theme]['Stylesheet Files'] as $style_file ) {

		// Don't show parent styles.

		if ( $is_child_theme && strpos( $style_file, trailingslashit( $template_dir ) ) === 0 )

			continue;



		$description = trim( get_file_description($style_file) );

		$style_show = basename($style_file);

		$filedesc = ( $description != $style_file ) ? "$description<br /><span class='nonessential'>($style_show)</span>" : "$description";

		$filedesc = ( $style_file == $file ) ? "<span class='highlight'>$description<br /><span class='nonessential'>($style_show)</span></span>" : $filedesc;

		$template_mapping[ $description ] = array( _get_template_edit_filename($style_file, $stylesheet_dir), $filedesc );

	}

	ksort( $template_mapping );

	while ( list( $template_sorted_key, list( $style_file, $filedesc ) ) = each( $template_mapping ) ) :

		?>

		<li><a href="theme-editor.php?file=<?php echo urlencode( $style_file ) ?>&amp;theme=<?php echo urlencode($theme) ?>&amp;dir=style"><?php echo $filedesc ?></a></li>

<?php endwhile; ?>

	</ul>

<?php endif; ?>

</div>

<?php if (!$error) { ?>

	<form name="template" id="template" action="theme-editor.php" method="post">

	<?php wp_nonce_field('edit-theme_' . $file . $theme) ?>

		 <div><textarea cols="70" rows="25" name="newcontent" id="newcontent" tabindex="1"><?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="theme" value="<?php echo esc_attr($theme) ?>" />

		 <input type="hidden" name="scrollto" id="scrollto" value="<?php echo $scrollto; ?>" />

		 </div>

	<?php if ( isset($functions ) && count($functions) ) { ?>

		<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( '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 } ?>



		<div>

		<?php if ( is_child_theme() && ! $is_child_theme && $themes[$theme]['Template'] == get_option('template') ) : ?>

			<p><?php if ( is_writeable( $file ) ) { ?><strong><?php _e( 'Caution:' ); ?></strong><?php } ?>

			<?php _e( 'This is a file in your current parent theme.' ); ?></p>

		<?php endif; ?>

<?php

	if ( is_writeable( $file ) ) :

		submit_button( __( 'Update File' ), 'primary', 'submit', true, array( 'tabindex' => '2' ) );

	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; ?>

		</div>

	</form>

<?php

	} else {

		echo '<div class="error"><p>' . __('Oops, no such file exists! Double check the name and try again, merci.') . '</p></div>';

	}

?>

<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(ABSPATH . "wp-admin/admin-footer.php");