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Commit 29055d34 authored by Dries's avatar Dries
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- Patch #137236 by merlinofchaos: provide a way to secure the theme variables system.

parent 80ab60d3
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Showing with 387 additions and 384 deletions
includes/common.inc
View file @ 29055d34
......@@ -2314,6 +2314,7 @@ function drupal_common_themes() {
),
'page' => array(
'arguments' => array('content' => NULL, 'show_blocks' => TRUE),
'file' => 'page',
),
'maintenance_page' => array(
'arguments' => array('content' => NULL, 'messages' => TRUE),
......@@ -2341,6 +2342,7 @@ function drupal_common_themes() {
),
'node' => array(
'arguments' => array('node' => NULL, 'teaser' => FALSE, 'page' => FALSE),
'file' => 'node',
),
'submenu' => array(
'arguments' => array('links' => NULL),
......@@ -2356,9 +2358,11 @@ function drupal_common_themes() {
),
'box' => array(
'arguments' => array('title' => NULL, 'content' => NULL, 'region' => 'main'),
'file' => 'box',
),
'block' => array(
'arguments' => array('block' => NULL),
'file' => 'block',
),
'mark' => array(
'arguments' => array('type' => MARK_NEW),
......
includes/theme.inc
View file @ 29055d34
......@@ -166,6 +166,32 @@ function _theme_process_registry(&$cache, $name, $type) {
if (!isset($info['arguments']) && isset($cache[$hook])) {
$result[$hook]['arguments'] = $cache[$hook]['arguments'];
}
// Check for default _preprocess_ functions. Ensure arrayness.
if (!isset($info['preprocess functions']) || !is_array($info['preprocess functions'])) {
$info['preprocess functions'] = array();
$prefix = ($type == 'module' ? 'template' : $name);
// It would be too much of a performance hit to let every module have
// a generic preprocess function; themes and theme engines can do that.
if ($type != 'module' && function_exists($prefix .'_preprocess')) {
$info['preprocess functions'][] = $prefix .'_preprocess';
}
if (function_exists($prefix .'_preprocess_'. $hook)) {
$info['preprocess functions'][] = $prefix .'_preprocess_'. $hook;
}
// theme engines get an extra set.
if ($type == 'theme_engine') {
if (function_exists($prefix .'_engine_preprocess')) {
$info['preprocess functions'][] = $prefix .'_engine_preprocess';
}
if (function_exists($prefix .'_engine_preprocess_'. $hook)) {
$info['preprocess functions'][] = $prefix .'_engine_preprocess_'. $hook;
}
}
}
if (isset($cache[$hook]['preprocess functions']) && is_array($cache[$hook]['preprocess functions']) && empty($cache[$hook]['override preprocess functions'])) {
$info['preprocess functions'] = array_merge($cache[$hook]['preprocess functions'], $info['preprocess functions']);
}
$result[$hook]['preprocess functions'] = $info['preprocess functions'];
}
$cache = array_merge($cache, $result);
......@@ -264,24 +290,30 @@ function list_theme_engines($refresh = FALSE) {
* applicable) and the theme. The following functions may be used to modify
* the $variables array:
*
* ENGINE_engine_variables(&$variables)
* ENGINE_engine_preprocess(&$variables)
* This function should only be implemented by theme engines and is exists
* so that the theme engine can set necessary variables. It is commonly
* used to set global variables such as $directory and $is_front_page.
* ENGINE_engine_variables_HOOK(&$variables)
* ENGINE_engine_preprocess_HOOK(&$variables)
* This is the same as the previous function, but is called only per hook.
* ENGINE_variables_HOOK(&$variables)
* ENGINE_variables(&$variables)
* ENGINE_preprocess_HOOK(&$variables)
* ENGINE_preprocess(&$variables)
* This is meant to be used by themes that utilize a theme engine; as it is
* good practice for these themes to use the theme engine's name for
* their functions so that they may share code. In PHPTemplate, these
* functions will appear in template.php
* THEME_variables_HOOK(&$variables)
* THEME_variables(&$variables)
* THEME_preprocess_HOOK(&$variables)
* THEME_preprocess(&$variables)
* These functions are based upon the raw theme; they should primarily be
* used by themes that do not use an engine or by themes that need small
* changes to what has already been established in the theme engine version
* of the function.
* template_preprocess(&$variables)
* This function will only be called for theme functions registered by
* the named module. In general it is preferred to use the following
* function if possible, but it may not always be the case.
* template_preprocess_HOOK(&$variables)
* This is the same as the previous function, but is called only per hook.
*
* There are two special variables that these hooks can set:
* 'template_file' and 'template_files'. These will be merged together
......@@ -337,18 +369,10 @@ function theme() {
// default render function and extension.
$render_function = 'theme_render_template';
$extension = '.tpl.php';
$variables_list = array();
// Run through the theme engine variables, if necessary
global $theme_engine;
if (isset($theme_engine)) {
// Call each of our variable override functions. We allow
// several to create cleaner code.
$variables_list[] = $theme_engine .'_engine_variables';
$variables_list[] = $theme_engine .'_engine_variables_'. $hook;
$variables_list[] = $theme_engine .'_variables';
$variables_list[] = $theme_engine .'_variables_'. $hook;
// If theme or theme engine is implementing this, it may have
// a different extension and a different renderer.
if ($hooks[$hook]['type'] != 'module') {
......@@ -362,17 +386,14 @@ function theme() {
}
}
// Add theme specific variable substitution:
global $theme;
$variables_list[] = $theme .'_variables';
$variables_list[] = $theme .'_variables_'. $hook;
// This construct ensures that we can keep a reference through
// call_user_func_array.
$args = array(&$variables, $hook);
foreach ($variables_list as $variables_function) {
if (function_exists($variables_function)) {
call_user_func_array($variables_function, $args);
if (isset($info['preprocess functions']) && is_array($info['preprocess functions'])) {
// This construct ensures that we can keep a reference through
// call_user_func_array.
$args = array(&$variables, $hook);
foreach ($info['preprocess functions'] as $preprocess_function) {
if (function_exists($preprocess_function)) {
call_user_func_array($preprocess_function, $args);
}
}
}
......@@ -654,56 +675,6 @@ function theme_placeholder($text) {
return '<em>'. check_plain($text) .'</em>';
}
/**
* Return an entire Drupal page displaying the supplied content.
*
* @param $content
* A string to display in the main content area of the page.
* @return
* A string containing the entire HTML page.
*/
function theme_page($content) {
// Get blocks before so that they can alter the header (JavaScript, Stylesheets etc.)
$blocks = theme('blocks', 'all');
$output = "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n";
$output .= '<html xmlns="http://www.w3.org/1999/xhtml">';
$output .= '<head>';
$output .= ' <title>'. (drupal_get_title() ? strip_tags(drupal_get_title()) : variable_get('site_name', 'Drupal')) .'</title>';
$output .= drupal_get_html_head();
$output .= drupal_get_css();
$output .= drupal_get_js();
$output .= ' </head>';
$output .= ' <body style="background-color: #fff; color: #000;">';
$output .= '<table border="0" cellspacing="4" cellpadding="4"><tr><td style="vertical-align: top; width: 170px;">';
$output .= $blocks;
$output .= '</td><td style="vertical-align: top;">';
$output .= theme('breadcrumb', drupal_get_breadcrumb());
$output .= '<h1>'. drupal_get_title() .'</h1>';
if ($tabs = theme('menu_local_tasks')) {
$output .= $tabs;
}
$output .= theme('help');
$output .= theme('status_messages');
$output .= "\n<!-- begin content -->\n";
$output .= $content;
$output .= drupal_get_feeds();
$output .= "\n<!-- end content -->\n";
$output .= '</td></tr></table>';
$output .= theme('closure');
$output .= '</body></html>';
return $output;
}
/**
* Generate a themed maintenance page.
*
......@@ -954,66 +925,6 @@ function theme_help() {
}
}
/**
* Return a themed node.
*
* @param $node
* An object providing all relevant information for displaying a node:
* - $node->nid: The ID of the node.
* - $node->type: The content type (story, blog, forum...).
* - $node->title: The title of the node.
* - $node->created: The creation date, as a UNIX timestamp.
* - $node->teaser: A shortened version of the node body.
* - $node->body: The entire node contents.
* - $node->changed: The last modification date, as a UNIX timestamp.
* - $node->uid: The ID of the author.
* - $node->username: The username of the author.
* @param $teaser
* Whether to display the teaser only, as on the main page.
* @param $page
* Whether to display the node as a standalone page. If TRUE, do not display
* the title because it will be provided by the menu system.
* @return
* A string containing the node output.
*/
function theme_node($node, $teaser = FALSE, $page = FALSE) {
if (!$node->status) {
$output = '<div class="node-unpublished">';
}
if (module_exists('taxonomy')) {
$terms = taxonomy_link('taxonomy terms', $node);
}
if ($page == 0) {
$output .= t('!title by !name', array('!title' => '<h2 class="title">'. check_plain($node->title) .'</h2>', '!name' => theme('username', $node)));
}
else {
$output .= t('by !name', array('!name' => theme('username', $node)));
}
if (count($terms)) {
$output .= ' <small>('. theme('links', $terms) .')</small><br />';
}
if ($teaser && $node->teaser) {
$output .= $node->teaser;
}
else {
$output .= $node->body;
}
if ($node->links) {
$output .= '<div class="links">'. theme('links', $node->links) .'</div>';
}
if (!$node->status) {
$output .= '</div>';
}
return $output;
}
/**
* Return a themed submenu, typically displayed under the tabs.
*
......@@ -1182,29 +1093,6 @@ function theme_box($title, $content, $region = 'main') {
return $output;
}
/**
* Return a themed block.
*
* You can style your blocks by defining .block (all blocks),
* .block-<i>module</i> (all blocks of module <i>module</i>), and
* \#block-<i>module</i>-<i>delta</i> (specific block of module <i>module</i>
* with delta <i>delta</i>) in your theme's CSS.
*
* @param $block
* An object populated with fields from the "blocks" database table
* ($block->module, $block->delta ...) and fields returned by
* <i>module</i>_block('view') ($block->subject, $block->content, ...).
* @return
* A string containing the block output.
*/
function theme_block($block) {
$output = "<div class=\"block block-$block->module\" id=\"block-$block->module-$block->delta\">\n";
$output .= " <h2 class=\"title\">$block->subject</h2>\n";
$output .= " <div class=\"content\">$block->content</div>\n";
$output .= "</div>\n";
return $output;
}
/**
* Return a themed marker, useful for marking new or updated
* content.
......@@ -1432,3 +1320,186 @@ function _theme_table_cell($cell, $header = FALSE) {
return $output;
}
/**
* Prepare the variables passed to the page.tpl.php template. Uses the arg()
* function to generate a series of page template files suggestions based on
* the current path.
*/
function template_preprocess_page(&$variables) {
/* Set title and breadcrumb to declared values */
if (drupal_is_front_page()) {
$variables['mission'] = filter_xss_admin(theme_get_setting('mission'));
}
/* Add favicon */
if (theme_get_setting('toggle_favicon')) {
drupal_set_html_head('<link rel="shortcut icon" href="'. check_url(theme_get_setting('favicon')) .'" type="image/x-icon" />');
}
/**
* Populate sidebars.
*/
$variables['sidebar_left'] = NULL;
$variables['sidebar_right'] = NULL;
$layout = 'none';
if ($variables['show_blocks']) {
global $sidebar_indicator;
/**
* Sidebar_indicator tells the block counting code to count sidebars separately.
*/
$sidebar_indicator = 'left';
$variables['sidebar_left'] = theme('blocks', 'left');
if ($variables['sidebar_left'] != '') {
$layout = 'left';
}
$sidebar_indicator = 'right';
$variables['sidebar_right'] = theme('blocks', 'right');
if ($variables['sidebar_right'] != '') {
$variables['layout'] = ($layout == 'left') ? 'both' : 'right';
}
$sidebar_indicator = NULL;
}
$variables['layout'] = $layout;
global $theme;
// Populate the rest of the regions.
$regions = system_region_list($theme);
// Load all region content assigned via blocks.
foreach (array_keys($regions) as $region) {
// Skip blocks in this region that have already been loaded.
// This pre-loading is necessary because phptemplate uses variable names different from
// the region names, e.g., 'sidebar_left' instead of 'left'.
if (!in_array($region, array('left', 'right', 'footer'))) {
isset($variables[$region]) ? $variables[$region] .= theme('blocks', $region) : $variables[$region] = theme('blocks', $region);
}
}
// Construct page title
if (drupal_get_title()) {
$head_title = array(strip_tags(drupal_get_title()), variable_get('site_name', 'Drupal'));
}
else {
$head_title = array(variable_get('site_name', 'Drupal'));
if (variable_get('site_slogan', '')) {
$head_title[] = variable_get('site_slogan', '');
}
}
$variables['head_title'] = implode(' | ', $head_title);
$variables['base_path'] = base_path();
$variables['breadcrumb'] = theme('breadcrumb', drupal_get_breadcrumb());
$variables['closure'] = theme('closure');
$variables['feed_icons'] = drupal_get_feeds();
$variables['footer_message'] = filter_xss_admin(variable_get('site_footer', FALSE)) . "\n" . theme('blocks', 'footer');
$variables['head'] = drupal_get_html_head();
$variables['help'] = theme('help');
$variables['language'] = $GLOBALS['language'];
$variables['logo'] = theme_get_setting('logo');
$variables['messages'] = theme('status_messages');
$variables['mission'] = isset($mission) ? $mission : '';
$variables['primary_links'] = menu_primary_links();
$variables['search_box'] = (theme_get_setting('toggle_search') ? drupal_get_form('search_theme_form') : '');
$variables['secondary_links'] = menu_secondary_links();
$variables['site_name'] = (theme_get_setting('toggle_name') ? variable_get('site_name', 'Drupal') : '');
$variables['site_slogan'] = (theme_get_setting('toggle_slogan') ? variable_get('site_slogan', '') : '');
$variables['css'] = drupal_add_css();
$variables['styles'] = drupal_get_css();
$variables['scripts'] = drupal_get_js();
$variables['tabs'] = theme('menu_local_tasks');
$variables['title'] = drupal_get_title();
if ((arg(0) == 'node') && is_numeric(arg(1))) {
$variables['node'] = node_load(arg(1));
}
// Build a list of suggested template files in order of specificity. One
// suggestion is made for every element of the current path, though
// numeric elements are not carried to subsequent suggestions. For example,
// http://www.example.com/node/1/edit would result in the following
// suggestions:
//
// page-node-edit.tpl.php
// page-node-1.tpl.php
// page-node.tpl.php
// page.tpl.php
$i = 0;
$suggestion = 'page';
$suggestions = array();
while ($arg = arg($i++)) {
$suggestions[] = $suggestion . '-' . $arg;
if (!is_numeric($arg)) {
$suggestion .= '-' . $arg;
}
}
if (drupal_is_front_page()) {
$suggestions[] = 'page-front';
}
if ($suggestions) {
$variables['template_files'] = $suggestions;
}
}
/*
* Prepare the values passed to the theme_node function to be passed
* into standard template files.
*/
function template_preprocess_node(&$variables) {
$node = $variables['node'];
if (module_exists('taxonomy')) {
$variables['taxonomy'] = taxonomy_link('taxonomy terms', $node);
}
else {
$variables['taxonomy'] = array();
}
if ($variables['teaser'] && $node->teaser) {
$variables['content'] = $node->teaser;
}
elseif (isset($node->body)) {
$variables['content'] = $node->body;
}
else {
$variables['content'] = '';
}
$variables['date'] = format_date($node->created);
$variables['links'] = !empty($node->links) ? theme('links', $node->links, array('class' => 'links inline')) : '';
$variables['name'] = theme('username', $node);
$variables['node_url'] = url('node/'. $node->nid);
$variables['terms'] = theme('links', $variables['taxonomy'], array('class' => 'links inline'));
$variables['title'] = check_plain($node->title);
// Flatten the node object's member fields.
$variables = array_merge((array)$node, $variables);
// Display info only on certain node types.
if (theme_get_setting('toggle_node_info_' . $node->type)) {
$variables['submitted'] = t('Submitted by !a on @b.', array('!a' => theme('username', $node), '@b' => format_date($node->created)));
$variables['picture'] = theme_get_setting('toggle_node_user_picture') ? theme('user_picture', $node) : '';
}
else {
$variables['submitted'] = '';
$variables['picture'] = '';
}
$variables['template_files'][] = 'node-'. $node->type;
}
/**
* Prepare the values passed to the theme_block function to be passed
* into a pluggable template engine. Uses block properties to generate a
* series of template file suggestions. If none are found, the default
* block.tpl.php is used.
*/
function template_preprocess_block(&$variables) {
global $sidebar_indicator;
$count['block_counter'][$sidebar_indicator] = isset($count['block_counter'][$sidebar_indicator]) && is_int($count['block_counter'][$sidebar_indicator]) ? $count['block_counter'][$sidebar_indicator] : 1;
$variables['block_zebra'] = ($count['block_counter'][$sidebar_indicator] % 2) ? 'odd' : 'even';
$variables['block_id'] = $count['block_counter'][$sidebar_indicator]++;
$variables['template_files'][] = 'block-' . $variables['block']->region;
$variables['template_files'][] = 'block-' . $variables['block']->module;
$variables['template_files'][] = 'block-' . $variables['block']->module .'-'. $variables['block']->delta;
}
modules/comment/comment.module
View file @ 29055d34
......@@ -162,6 +162,7 @@ function comment_theme() {
),
'comment' => array(
'arguments' => array('comment' => NULL, 'links' => array()),
'file' => 'comment.tpl.php',
),
'comment_folded' => array(
'arguments' => array('comment' => NULL),
......@@ -1811,15 +1812,23 @@ function comment_controls_submit($form_id, $form_values) {
}
}
function theme_comment($comment, $links = array()) {
$output = '<div class="comment'. ($comment->status == COMMENT_NOT_PUBLISHED ? ' comment-unpublished' : '') .'">';
$output .= '<div class="subject">'. l($comment->subject, $_GET['q'], array('fragment' => "comment-$comment->cid")) .' '. theme('mark', $comment->new) ."</div>\n";
$output .= '<div class="credit">'. t('by %a on %b', array('%a' => theme('username', $comment), '%b' => format_date($comment->timestamp))) ."</div>\n";
$output .= '<div class="body">'. $comment->comment .'</div>';
$output .= theme('user_signature', $comment->signature);
$output .= '<div class="links">'. theme('links', $links) .'</div>';
$output .= '</div>';
return $output;
/**
* Prepare values for comment.tpl.php
*/
function template_preprocess_comment(&$variables) {
$comment = $variables['comment'];
$variables['author'] = theme('username', $comment);
$variables['comment'] = $comment;
$variables['content'] = $comment->comment;
$variables['date'] = format_date($comment->timestamp);
$variables['links'] = isset($variables['links']) ? theme('links', $variables['links']) : '';
$variables['new'] = $comment->new ? t('new') : '';
$variables['picture'] = theme_get_setting('toggle_comment_user_picture') ? theme('user_picture', $comment) : '';
$variables['signature'] = $comment->signature;
$variables['submitted'] = t('Submitted by !a on @b.',
array('!a' => theme('username', $comment),
'@b' => format_date($comment->timestamp)));
$variables['title'] = l($comment->subject, $_GET['q'], array('fragment' => "comment-$comment->cid"));
}
function theme_comment_folded($comment) {
......
modules/comment/comment.tpl.php 0 → 100644
View file @ 29055d34
<div class="comment<?php print ($comment->new) ? ' comment-new' : ''; print ($comment->status == COMMENT_NOT_PUBLISHED) ? ' comment-unpublished' : ''; ?> clear-block">
<?php print $picture ?>
<?php if ($comment->new) : ?>
<a id="new"></a>
<span class="new"><?php print $new ?></span>
<?php endif; ?>
<h3><?php print $title ?></h3>
<div class="submitted">
<?php print $submitted ?>
</div>
<div class="content">
<?php print $content ?>
<?php if ($signature): ?>
<div class="user-signature clear-block">
<?php print $signature ?>
</div>
<?php endif; ?>
</div>
<?php print $links ?>
</div>
modules/node/node.tpl.php 0 → 100644
View file @ 29055d34
<div id="node-<?php print $node->nid; ?>" class="node<?php if ($sticky) { print ' sticky'; } ?><?php if (!$status) { print ' node-unpublished'; } ?> clear-block">
<?php print $picture ?>
<?php if ($page == 0): ?>
<h2><a href="<?php print $node_url ?>" title="<?php print $title ?>"><?php print $title ?></a></h2>
<?php endif; ?>
<div class="meta">
<?php if ($submitted): ?>
<span class="submitted"><?php print $submitted ?></span>
<?php endif; ?>
<?php if ($terms): ?>
<span class="terms"><?php print $terms ?></span>
<?php endif;?>
</div>
<div class="content">
<?php print $content ?>
</div>
<?php
if ($links) {
print $links;
}
?>
</div>
\ No newline at end of file
modules/system/block.tpl.php 0 → 100644
View file @ 29055d34
<div id="block-<?php print $block->module .'-'. $block->delta; ?>" class="block block-<?php print $block->module ?>">
<?php if ($block->subject): ?>
<h2><?php print $block->subject ?></h2>
<?php endif;?>
<div class="content"><?php print $block->content ?></div>
</div>
modules/system/box.tpl.php 0 → 100644
View file @ 29055d34
<div class="box">
<?php if ($title): ?>
<h2><?php print $title ?></h2>
<?php endif; ?>
<div class="content"><?php print $content ?></div>
</div>
modules/system/page.tpl.php 0 → 100644
View file @ 29055d34
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="<?php print $language->language ?>" xml:lang="<?php print $language->language ?>">
<head>
<title><?php print $head_title ?></title>
<?php print $head ?>
<?php print $styles ?>
<?php print $scripts ?>
<script type="text/javascript"><?php /* Needed to avoid Flash of Unstyle Content in IE */ ?> </script>
</head>
<body>