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<?php
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/**
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* @file
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* Library for querying Drupal projects
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*
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* Most code is taken from update module. We don't want to depend on it though as it may not be enabled.
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*
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* For each project, the information about where to fetch translations may be specified in the info files
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* as follows:
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*
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* - Localization server to be used for this project. Defaults to http://localize.drupal.org
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* l10n server = localize.drupal.org
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* (This should be enough if the server url, the one below, is defined somewhere else)
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*
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* - Metadata information for the localization server
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* l10n url = http://ftp.drupal.org/files/translations/l10n_server.xml
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* (We can fetch *all* the information we need from this single url)
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*
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* - Translation file URL template, will be used to build the file url to download
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* l10n path = http://ftp.drupal.org/files/translations/%core/%project/%project-%release.%language.po
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* (Alternatively you can use the %filename variable that will default to '%project-%release.%language.po')
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*/
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/**
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* Rebuild project list
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*
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* @param $refresh
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* TRUE: Refresh project list.
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*
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* @return array
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* Array of project objects to be considered for translation update.
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*/
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function l10n_update_build_projects($refresh = FALSE) {
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module_load_include('inc', 'l10n_update');
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// Get all stored projects, including disabled ones
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$current = l10n_update_get_projects($refresh, TRUE);
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// Now get the new project list, just enabled ones
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$projects = l10n_update_project_list();
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// Mark all previous projects as disabled and store new project data
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db_update('l10n_update_project')
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->fields(array(
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'status' => 0,
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))
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->execute();
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$default_server = l10n_update_default_server();
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if (module_exists('update')) {
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$projects_info = update_get_available(TRUE);
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}
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foreach ($projects as $name => $data) {
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// Force update fetch of project data in cases where Drupal's performance
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// optimized approach is missing out on some projects.
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// @see http://drupal.org/node/1671570#comment-6216090
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if (module_exists('update') && !isset($projects_info[$name])) {
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module_load_include('fetch.inc', 'update');
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_update_process_fetch_task($data);
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$available = _update_get_cached_available_releases();
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if (!empty($available[$name])) {
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$projects_info[$name] = $available[$name];
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}
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}
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if (isset($projects_info[$name]['releases']) && $projects_info[$name]['project_status'] != 'not-fetched') {
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// Find out if a dev version is installed.
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if (preg_match("/^[0-9]+\.x-([0-9]+)\..*-dev$/", $data['info']['version'], $matches)) {
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// Find a suitable release to use as alternative translation.
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foreach ($projects_info[$name]['releases'] as $project_release) {
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// The first release with the same major release number which is not
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// a dev release is the one. Releases are sorted the most recent first.
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if ($project_release['version_major'] == $matches[1] &&
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(!isset($project_release['version_extra']) || $project_release['version_extra'] != 'dev')) {
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$release = $project_release;
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break;
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}
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}
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}
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if (!empty($release['version'])) {
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$data['info']['version'] = $release['version'];
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}
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unset($release);
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}
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$data += array(
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'version' => isset($data['info']['version']) ? $data['info']['version'] : '',
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'core' => isset($data['info']['core']) ? $data['info']['core'] : DRUPAL_CORE_COMPATIBILITY,
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// The project can have its own l10n server, we use default if not
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'l10n_server' => isset($data['info']['l10n server']) ? $data['info']['l10n server'] : NULL,
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// A project can provide the server url to fetch metadata, or the update url (path)
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'l10n_url' => isset($data['info']['l10n url']) ? $data['info']['l10n url'] : NULL,
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'l10n_path' => isset($data['info']['l10n path']) ? $data['info']['l10n path'] : NULL,
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'status' => 1,
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);
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$project = (object) $data;
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// Unless the project provides a full l10n path (update url), we try to build one
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if (!isset($project->l10n_path)) {
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$server = NULL;
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if ($project->l10n_server || $project->l10n_url) {
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$server = l10n_update_server($project->l10n_server, $project->l10n_url);
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}
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else {
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// Use the default server
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$server = l10n_update_server($default_server['name'], $default_server['server_url']);
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}
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if ($server) {
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// Build the update path for this project, with project name and release replaced
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$project->l10n_path = l10n_update_build_string($project, $server['update_url']);
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}
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}
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// Create / update project record
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$update = empty($current[$name]) ? array() : array('name');
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// @todo Use db_merge() to avoid problems with saving existing projects.
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try {
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drupal_write_record('l10n_update_project', $project, $update);
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}
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catch (Exception $e) {
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watchdog('l10n_update', 'Could not insert a project into the l10n_update_project table, possibly because it already exists.', NULL, WATCHDOG_INFO);
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}
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$projects[$name] = $project;
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}
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return $projects;
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}
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/**
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* Get update module's project list
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*
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* @return array
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*/
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function l10n_update_project_list() {
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$projects = array();
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$disabled = variable_get('l10n_update_check_disabled', 0);
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// Unlike update module, this one has no cache
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_l10n_update_project_info_list($projects, system_rebuild_module_data(), 'module', $disabled);
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_l10n_update_project_info_list($projects, system_rebuild_theme_data(), 'theme', $disabled);
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// Allow other modules to alter projects before fetching and comparing.
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drupal_alter('l10n_update_projects', $projects);
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return $projects;
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}
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/**
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* Refresh projects after enabling modules
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*
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* When new projects are installed, set a batch for locale import / update
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*
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* @param $modules
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* Array of module names.
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*/
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function l10n_update_project_refresh($modules) {
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module_load_include('check.inc', 'l10n_update');
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$projects = array();
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// Get all current projects, including the recently installed.
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$current_projects = l10n_update_build_projects(TRUE);
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// Collect project data of newly installed projects.
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foreach ($modules as $name) {
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if (isset($current_projects[$name])) {
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$projects[$name] = $current_projects[$name];
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}
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}
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// If a translation is available and if update is required, lets go.
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if ($projects && $available = l10n_update_check_projects($projects)) {
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$history = l10n_update_get_history();
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if ($updates = l10n_update_build_updates($history, $available)) {
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module_load_include('batch.inc', 'l10n_update');
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// Filter out updates in other languages. If no languages, all of them will be updated
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$updates = _l10n_update_prepare_updates($updates);
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$batch = l10n_update_batch_multiple($updates, variable_get('l10n_update_import_mode', LOCALE_IMPORT_KEEP));
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batch_set($batch);
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}
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}
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}
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/**
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* Populate an array of project data.
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*
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* Based on _update_process_info_list()
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*
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* @param $projects
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* @param $list
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* @param $project_type
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* @param $disabled
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* TRUE to include disabled projects too
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*/
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function _l10n_update_project_info_list(&$projects, $list, $project_type, $disabled = FALSE) {
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foreach ($list as $file) {
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if (!$disabled && empty($file->status)) {
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// Skip disabled modules or themes.
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continue;
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}
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// Skip if the .info file is broken.
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if (empty($file->info)) {
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continue;
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}
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// If the .info doesn't define the 'project', try to figure it out.
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if (!isset($file->info['project'])) {
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$file->info['project'] = l10n_update_get_project_name($file);
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}
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// If we still don't know the 'project', give up.
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if (empty($file->info['project'])) {
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continue;
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}
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// If we don't already know it, grab the change time on the .info file
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// itself. Note: we need to use the ctime, not the mtime (modification
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// time) since many (all?) tar implementations will go out of their way to
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// set the mtime on the files it creates to the timestamps recorded in the
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// tarball. We want to see the last time the file was changed on disk,
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// which is left alone by tar and correctly set to the time the .info file
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// was unpacked.
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if (!isset($file->info['_info_file_ctime'])) {
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$info_filename = dirname($file->uri) . '/' . $file->name . '.info';
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$file->info['_info_file_ctime'] = filectime($info_filename);
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}
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$project_name = $file->info['project'];
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if (!isset($projects[$project_name])) {
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// Only process this if we haven't done this project, since a single
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// project can have multiple modules or themes.
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$projects[$project_name] = array(
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'name' => $project_name,
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'info' => $file->info,
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'datestamp' => isset($file->info['datestamp']) ? $file->info['datestamp'] : 0,
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'includes' => array($file->name => $file->info['name']),
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'project_type' => $project_name == 'drupal' ? 'core' : $project_type,
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);
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}
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else {
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$projects[$project_name]['includes'][$file->name] = $file->info['name'];
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$projects[$project_name]['info']['_info_file_ctime'] = max($projects[$project_name]['info']['_info_file_ctime'], $file->info['_info_file_ctime']);
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}
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}
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}
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/**
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* Given a $file object (as returned by system_rebuild_module_data()), figure
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* out what project it belongs to.
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*
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* Based on update_get_project_name().
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*
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* @param $file
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* @return string
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* @see system_get_files_database()
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*/
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function l10n_update_get_project_name($file) {
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$project_name = '';
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if (isset($file->info['project'])) {
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$project_name = $file->info['project'];
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}
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elseif (isset($file->info['package']) && (strpos($file->info['package'], 'Core') === 0)) {
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$project_name = 'drupal';
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}
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return $project_name;
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}
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