239 lines
9.6 KiB
Text
239 lines
9.6 KiB
Text
<?php
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/**
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* Implementation of hook_schema().
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*/
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function htmlpurifier_schema() {
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$t = get_t();
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$schema['cache_htmlpurifier'] = drupal_get_schema_unprocessed('system', 'cache');
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$schema['cache_htmlpurifier']['description'] = $t(<<<DESCRIPTION
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Cache table for the HTML Purifier module just like cache_filter, except that
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cached text is stored permanently until flushed or manually invalidated.
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This helps prevent recurrent cache slams on pages with lots of segments of HTML.
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DESCRIPTION
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);
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return $schema;
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}
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/**
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* Implementation of hook_install().
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*/
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function htmlpurifier_install() {
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drupal_install_schema('htmlpurifier');
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}
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/**
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* Implementation of hook_uninstall().
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*/
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function htmlpurifier_uninstall() {
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drupal_uninstall_schema('htmlpurifier');
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db_query("DELETE FROM {variable} WHERE name LIKE 'htmlpurifier%%'");
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}
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/**
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* Implementation of hook_requirements().
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*
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* Checks the version of HTML Purifier on install and issues an error if there is a problem
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*/
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function htmlpurifier_requirements($phase) {
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// This version of HTML Purifier is required
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static $req_version = '4.0.0';
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static $req_php_version = '5.0.0';
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$requirements = array();
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$t = get_t();
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if (version_compare(phpversion(), $req_php_version) < 0) {
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$requirements['htmlpurifier_php'] = array (
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'title' => $t('PHP version for HTML Purifier library'),
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'severity' => REQUIREMENT_ERROR,
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'description' => $t('PHP version is too low to run HTML Purifier. HTML Purifier requires PHP 5 or later.'),
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);
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return $requirements;
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}
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// HACK: If libraries api module is not installed but available, load
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// it. This can arise when an install profile is installing multiple
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// modules, because the HTMLPurifier module does not publish a
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// libraries dependency in order to stay backwards-compatible. This
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// fixes Bug #839490.
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if (!function_exists('libraries_get_path') && file_exists(dirname(__FILE__) . '/../libraries/libraries.module')) {
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require_once(dirname(__FILE__) . '/../libraries/libraries.module');
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}
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// If it's still not available, use something else
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$complain_loc = false;
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if (function_exists('libraries_get_path')) {
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$library_path = libraries_get_path('htmlpurifier');
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$using_libraries = true;
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if (!file_exists("$library_path/htmlpurifier/HTMLPurifier.auto.php")) {
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$library_path = 'sites/all/libraries';
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$complain_loc = true;
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$using_libraries = false;
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}
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} else {
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$library_path = 'sites/all/libraries';
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$using_libraries = false;
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}
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$s = DIRECTORY_SEPARATOR;
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if (!file_exists("$library_path/htmlpurifier/HTMLPurifier.auto.php")) {
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$requirements['htmlpurifier_library'] = array (
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'title' => $t('HTML Purifier library'),
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'severity' => REQUIREMENT_ERROR,
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'description' => $t("Could not find HTML Purifier
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installation in @path. Please copy contents
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of the library folder in the HTML Purifier tarball or zip
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to this folder or ensure HTMLPurifier.auto.php exists.
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You can download HTML Purifier at
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<a href=\"http://htmlpurifier.org/download.html\">htmlpurifier.org</a>.", array('@path' => "$library_path{$s}htmlpurifier")
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),
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);
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return $requirements;
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}
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if ($complain_loc) {
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$requirements['htmlpurifier_library_loc'] = array(
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'title' => $t('HTML Purifier library location'),
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'severity' => REQUIREMENT_WARNING,
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'description' => $t("The HTML Purifier library currently lives in
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<code>@oldpath</code>, but should actually be placed in the shared
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libraries API at <code>@newpath</code>. You should move the folder
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such that <code>@somefile</code> exists (you will need to create an
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<code>htmlpurifier</code> folder to hold the <code>library</code>
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folder). For future updates, you can simply replace the
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htmlpurifier folder with the htmlpurifier-x.y.z folder that a
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new HTML Purifier tarball unzips to (you'll be reminded in an
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update notification).",
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array(
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'@oldpath' => dirname(__FILE__) . '/htmlpurifier',
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'@newpath' => libraries_get_path('htmlpurifier') . '/htmlpurifier',
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'@somefile' => libraries_get_path('htmlpurifier') . '/htmlpurifier/HTMLPurifier.auto.php',
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)),
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);
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}
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if ($phase=='runtime') {
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$current = variable_get('htmlpurifier_version_current', FALSE);
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if (!$current) {
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$current = htmlpurifier_check_version();
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}
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$ours = variable_get('htmlpurifier_version_ours', FALSE);
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if (!$ours || version_compare($ours, $req_version, '<')) {
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// Can't use _htmlpurifier_load(), since it assumes a later
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// version
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require_once "$library_path/htmlpurifier/HTMLPurifier.auto.php";
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if (defined('HTMLPurifier::VERSION')) {
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$version = HTMLPurifier::VERSION;
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} else {
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$purifier = new HTMLPurifier;
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$version = $purifier->version;
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}
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variable_set('htmlpurifier_version_ours', $version);
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if (version_compare($version, $req_version, '<')) {
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$requirements['htmlpurifier_library'] = array (
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'title' => $t('HTML Purifier library'),
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'severity' => REQUIREMENT_ERROR,
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'description' => $t("HTML Purifier @old is not compatible
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with this module: HTML Purifier <strong>@required</strong> or later is required.
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If the required version is a dev version, you will need to
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<a href=\"http://htmlpurifier.org/download.html#Git\">check
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code out of Git</a> or
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<a href=\"http://htmlpurifier.org/download.html#NightlyBuilds\">download a nightly</a>
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to use this module.", array('@old' => $version, '@required' => $req_version)
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),
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);
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return $requirements;
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}
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}
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if (!$current) {
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$requirements['htmlpurifier_check'] = array(
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'title' => $t('HTML Purifier Library'),
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'value' => $ours,
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'description' => $t('Unable to check for the latest version of the
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HTML Purifier library. You will need to check manually at
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<a href="http://htmlpurifier.org">htmlpurifier.org</a> to find out if
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the version you are using is out of date.'),
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'severity' => REQUIREMENT_WARNING,
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);
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}
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elseif (!$ours || version_compare($current, $ours, '>')) {
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// Update our version number if it can't be found, or there's a
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// mismatch. This won't do anything if _htmlpurifier_load() has
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// already been called. An equivalent formulation would be
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// to always call _htmlpurifier_load() before retrieving the
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// variable, but this has the benefit of not always loading
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// HTML Purifier!
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_htmlpurifier_load();
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$ours = variable_get('htmlpurifier_version_ours', FALSE);
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}
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if ($current && $ours && version_compare($current, $ours, '>')) {
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$description = $t('Your HTML Purifier library is out of date. The
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latest version is %version, which you can download from <a
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href="http://htmlpurifier.org">htmlpurifier.org</a>. ',
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array('%version' => $current));
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if ($using_libraries) {
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$how_to_update = $t('To update, replace
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<code>%path</code> with the new directory the downloaded archive
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extracts into. ',
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array('%path' => libraries_get_path('htmlpurifier')));
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} else {
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$how_to_update = $t('To update, replace
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<code>%path/htmlpurifier/</code> with the <code>library/</code>
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directory from the downloaded archive. ',
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array('%path' => dirname(__FILE__)));
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}
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$warning = $t('If you do not perform this operation correctly,
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your Drupal installation will stop working. Ensure that
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<code>%path/htmlpurifier/HTMLPurifier.auto.php</code> exists after
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the upgrade.',
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array('%path' => $library_path));
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$requirements['htmlpurifier_version'] = array(
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'title' => $t('HTML Purifier Library'),
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'value' => $ours,
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'description' => $description . $how_to_update . $warning,
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'severity' => REQUIREMENT_WARNING,
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);
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}
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if (count($requirements) == 0) {
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$requirements['htmlpurifier'] = array(
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'severity' => REQUIREMENT_OK,
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'title' => $t('HTML Purifier Library'),
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'value' => $ours,
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);
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}
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}
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return $requirements;
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}
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// -- Update functions ------------------------------------------------------ //
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function htmlpurifier_update_6200() {
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// Migrate any old-style filter variables to new style.
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$formats = filter_formats();
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foreach ($formats as $format => $info) {
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$filters = filter_list_format($format);
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if (!isset($filters['htmlpurifier/0'])) continue;
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$config_data = array(
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'URI.DisableExternalResources' => variable_get("htmlpurifier_externalresources_$format", TRUE),
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'Attr.EnableID' => variable_get("htmlpurifier_enableattrid_$format", FALSE),
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'AutoFormat.Linkify' => variable_get("htmlpurifier_linkify_$format", TRUE),
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'AutoFormat.AutoParagraph' => variable_get("htmlpurifier_autoparagraph_$format", TRUE),
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'Null_HTML.Allowed' => !variable_get("htmlpurifier_allowedhtml_enabled_$format", FALSE),
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'HTML.Allowed' => variable_get("htmlpurifier_allowedhtml_$format", ''),
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'Filter.YouTube' => variable_get("htmlpurifier_preserveyoutube_$format", FALSE),
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);
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if (defined('HTMLPurifier::VERSION') && version_compare(HTMLPurifier::VERSION, '3.1.0-dev', '>=')) {
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$config_data['HTML.ForbiddenElements'] = variable_get("htmlpurifier_forbiddenelements_$format", '');
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$config_data['HTML.ForbiddenAttributes'] = variable_get("htmlpurifier_forbiddenattributes_$format", '');
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}
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variable_set("htmlpurifier_config_$format", $config_data);
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}
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return array();
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}
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function htmlpurifier_update_6201() {}
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