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| <?php | |
| /** | |
| * | |
| * This file is part of the phpBB Forum Software package. | |
| * | |
| * @copyright (c) phpBB Limited <https://www.phpbb.com> | |
| * @license GNU General Public License, version 2 (GPL-2.0) | |
| * | |
| * For full copyright and license information, please see | |
| * the docs/CREDITS.txt file. | |
| * | |
| */ | |
| namespace phpbb\template\twig; | |
| use phpbb\template\exception\user_object_not_available; | |
| /** | |
| * Twig Template class. | |
| */ | |
| class twig extends \phpbb\template\base | |
| { | |
| /** | |
| * Path of the cache directory for the template | |
| * | |
| * Cannot be changed during runtime. | |
| * | |
| * @var string | |
| */ | |
| private $cachepath = ''; | |
| /** | |
| * phpBB path helper | |
| * @var \phpbb\path_helper | |
| */ | |
| protected $path_helper; | |
| /** | |
| * phpBB root path | |
| * @var string | |
| */ | |
| protected $phpbb_root_path; | |
| /** | |
| * PHP file extension | |
| * @var string | |
| */ | |
| protected $php_ext; | |
| /** | |
| * phpBB config instance | |
| * @var \phpbb\config\config | |
| */ | |
| protected $config; | |
| /** | |
| * Current user | |
| * @var \phpbb\user | |
| */ | |
| protected $user; | |
| /** | |
| * Extension manager. | |
| * | |
| * @var \phpbb\extension\manager | |
| */ | |
| protected $extension_manager; | |
| /** | |
| * Twig Environment | |
| * | |
| * @var \Twig_Environment | |
| */ | |
| protected $twig; | |
| /** | |
| * Constructor. | |
| * | |
| * @param \phpbb\path_helper $path_helper | |
| * @param \phpbb\config\config $config | |
| * @param \phpbb\template\context $context template context | |
| * @param \phpbb\template\twig\environment $twig_environment | |
| * @param string $cache_path | |
| * @param \phpbb\user|null $user | |
| * @param array|\ArrayAccess $extensions | |
| * @param \phpbb\extension\manager $extension_manager extension manager, if null then template events will not be invoked | |
| */ | |
| public function __construct(\phpbb\path_helper $path_helper, $config, \phpbb\template\context $context, \phpbb\template\twig\environment $twig_environment, $cache_path, \phpbb\user $user = null, $extensions = array(), \phpbb\extension\manager $extension_manager = null) | |
| { | |
| $this->path_helper = $path_helper; | |
| $this->phpbb_root_path = $path_helper->get_phpbb_root_path(); | |
| $this->php_ext = $path_helper->get_php_ext(); | |
| $this->config = $config; | |
| $this->user = $user; | |
| $this->context = $context; | |
| $this->extension_manager = $extension_manager; | |
| $this->cachepath = $cache_path; | |
| $this->twig = $twig_environment; | |
| foreach ($extensions as $extension) | |
| { | |
| $this->twig->addExtension($extension); | |
| } | |
| // Add admin namespace | |
| if ($this->path_helper->get_adm_relative_path() !== null && is_dir($this->phpbb_root_path . $this->path_helper->get_adm_relative_path() . 'style/')) | |
| { | |
| $this->twig->getLoader()->setPaths($this->phpbb_root_path . $this->path_helper->get_adm_relative_path() . 'style/', 'admin'); | |
| } | |
| } | |
| /** | |
| * Clear the cache | |
| * | |
| * @return \phpbb\template\template | |
| */ | |
| public function clear_cache() | |
| { | |
| if (is_dir($this->cachepath)) | |
| { | |
| $this->twig->clearCacheFiles(); | |
| } | |
| return $this; | |
| } | |
| /** | |
| * Get the style tree of the style preferred by the current user | |
| * | |
| * @return array Style tree, most specific first | |
| * | |
| * @throws \phpbb\template\exception\user_object_not_available When user service was not set | |
| */ | |
| public function get_user_style() | |
| { | |
| if ($this->user === null) | |
| { | |
| throw new user_object_not_available(); | |
| } | |
| $style_list = array( | |
| $this->user->style['style_path'], | |
| ); | |
| if ($this->user->style['style_parent_id']) | |
| { | |
| $style_list = array_merge($style_list, array_reverse(explode('/', $this->user->style['style_parent_tree']))); | |
| } | |
| return $style_list; | |
| } | |
| /** | |
| * Set style location based on (current) user's chosen style. | |
| * | |
| * @param array $style_directories The directories to add style paths for | |
| * E.g. array('ext/foo/bar/styles', 'styles') | |
| * Default: array('styles') (phpBB's style directory) | |
| * @return \phpbb\template\template $this | |
| */ | |
| public function set_style($style_directories = array('styles')) | |
| { | |
| if ($style_directories !== array('styles') && $this->twig->getLoader()->getPaths('core') === array()) | |
| { | |
| // We should set up the core styles path since not already setup | |
| $this->set_style(); | |
| } | |
| $names = $this->get_user_style(); | |
| // Add 'all' folder to $names array | |
| // It allows extensions to load a template file from 'all' folder, | |
| // if a style doesn't include it. | |
| $names[] = 'all'; | |
| $paths = array(); | |
| foreach ($style_directories as $directory) | |
| { | |
| foreach ($names as $name) | |
| { | |
| $path = $this->phpbb_root_path . trim($directory, '/') . "/{$name}/"; | |
| $template_path = $path . 'template/'; | |
| $theme_path = $path . 'theme/'; | |
| $is_valid_dir = false; | |
| if (is_dir($template_path)) | |
| { | |
| $is_valid_dir = true; | |
| $paths[] = $template_path; | |
| } | |
| if (is_dir($theme_path)) | |
| { | |
| $is_valid_dir = true; | |
| $paths[] = $theme_path; | |
| } | |
| if ($is_valid_dir) | |
| { | |
| // Add the base style directory as a safe directory | |
| $this->twig->getLoader()->addSafeDirectory($path); | |
| } | |
| } | |
| } | |
| // If we're setting up the main phpBB styles directory and the core | |
| // namespace isn't setup yet, we will set it up now | |
| if ($style_directories === array('styles') && $this->twig->getLoader()->getPaths('core') === array()) | |
| { | |
| // Set up the core style paths namespace | |
| $this->twig->getLoader()->setPaths($paths, 'core'); | |
| } | |
| $this->set_custom_style($names, $paths); | |
| return $this; | |
| } | |
| /** | |
| * Set custom style location (able to use directory outside of phpBB). | |
| * | |
| * Note: Templates are still compiled to phpBB's cache directory. | |
| * | |
| * @param string|array $names Array of names (or detailed names) or string of name of template(s) in inheritance tree order, used by extensions. | |
| * E.g. array( | |
| * 'name' => 'adm', | |
| * 'ext_path' => 'adm/style/', | |
| * ) | |
| * @param string|array of string $paths Array of style paths, relative to current root directory | |
| * @return \phpbb\template\template $this | |
| */ | |
| public function set_custom_style($names, $paths) | |
| { | |
| $paths = (is_string($paths)) ? array($paths) : $paths; | |
| $names = (is_string($names)) ? array($names) : $names; | |
| // Set as __main__ namespace | |
| $this->twig->getLoader()->setPaths($paths); | |
| // Add all namespaces for all extensions | |
| if ($this->extension_manager instanceof \phpbb\extension\manager) | |
| { | |
| $names[] = 'all'; | |
| foreach ($this->extension_manager->all_enabled() as $ext_namespace => $ext_path) | |
| { | |
| // namespaces cannot contain / | |
| $namespace = str_replace('/', '_', $ext_namespace); | |
| $paths = array(); | |
| foreach ($names as $template_dir) | |
| { | |
| if (is_array($template_dir)) | |
| { | |
| if (isset($template_dir['ext_path'])) | |
| { | |
| $ext_style_template_path = $ext_path . $template_dir['ext_path']; | |
| $ext_style_path = dirname($ext_style_template_path); | |
| $ext_style_theme_path = $ext_style_path . 'theme/'; | |
| } | |
| else | |
| { | |
| $ext_style_path = $ext_path . 'styles/' . $template_dir['name'] . '/'; | |
| $ext_style_template_path = $ext_style_path . 'template/'; | |
| $ext_style_theme_path = $ext_style_path . 'theme/'; | |
| } | |
| } | |
| else | |
| { | |
| $ext_style_path = $ext_path . 'styles/' . $template_dir . '/'; | |
| $ext_style_template_path = $ext_style_path . 'template/'; | |
| $ext_style_theme_path = $ext_style_path . 'theme/'; | |
| } | |
| $is_valid_dir = false; | |
| if (is_dir($ext_style_template_path)) | |
| { | |
| $is_valid_dir = true; | |
| $paths[] = $ext_style_template_path; | |
| } | |
| if (is_dir($ext_style_theme_path)) | |
| { | |
| $is_valid_dir = true; | |
| $paths[] = $ext_style_theme_path; | |
| } | |
| if ($is_valid_dir) | |
| { | |
| // Add the base style directory as a safe directory | |
| $this->twig->getLoader()->addSafeDirectory($ext_style_path); | |
| } | |
| } | |
| $this->twig->getLoader()->setPaths($paths, $namespace); | |
| } | |
| } | |
| return $this; | |
| } | |
| /** | |
| * Display a template for provided handle. | |
| * | |
| * The template will be loaded and compiled, if necessary, first. | |
| * | |
| * This function calls hooks. | |
| * | |
| * @param string $handle Handle to display | |
| * @return \phpbb\template\template $this | |
| */ | |
| public function display($handle) | |
| { | |
| $result = $this->call_hook($handle, __FUNCTION__); | |
| if ($result !== false) | |
| { | |
| return $result[0]; | |
| } | |
| $this->twig->display($this->get_filename_from_handle($handle), $this->get_template_vars()); | |
| return $this; | |
| } | |
| /** | |
| * Display the handle and assign the output to a template variable | |
| * or return the compiled result. | |
| * | |
| * @param string $handle Handle to operate on | |
| * @param string $template_var Template variable to assign compiled handle to | |
| * @param bool $return_content If true return compiled handle, otherwise assign to $template_var | |
| * @return \phpbb\template\template|string if $return_content is true return string of the compiled handle, otherwise return $this | |
| */ | |
| public function assign_display($handle, $template_var = '', $return_content = true) | |
| { | |
| if ($return_content) | |
| { | |
| return $this->twig->render($this->get_filename_from_handle($handle), $this->get_template_vars()); | |
| } | |
| $this->assign_var($template_var, $this->twig->render($this->get_filename_from_handle($handle), $this->get_template_vars())); | |
| return $this; | |
| } | |
| /** | |
| * Get template vars in a format Twig will use (from the context) | |
| * | |
| * @return array | |
| */ | |
| protected function get_template_vars() | |
| { | |
| $context_vars = $this->context->get_data_ref(); | |
| $vars = array_merge( | |
| $context_vars['.'][0], // To get normal vars | |
| array( | |
| 'definition' => new \phpbb\template\twig\definition(), | |
| 'loops' => $context_vars, // To get loops | |
| ) | |
| ); | |
| if ($this->user instanceof \phpbb\user) | |
| { | |
| $vars['user'] = $this->user; | |
| } | |
| // cleanup | |
| unset($vars['loops']['.']); | |
| // Inject in the main context the value added by assign_block_vars() to be able to use directly the Twig loops. | |
| foreach ($vars['loops'] as $key => &$value) | |
| { | |
| $vars[$key] = $value; | |
| } | |
| return $vars; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function get_source_file_for_handle($handle) | |
| { | |
| return $this->twig->getLoader()->getCacheKey($this->get_filename_from_handle($handle)); | |
| } | |
| } |