diff options
Diffstat (limited to 'phpBB/includes/style')
| -rw-r--r-- | phpBB/includes/style/extension_path_provider.php | 119 | ||||
| -rw-r--r-- | phpBB/includes/style/path_provider.php | 62 | ||||
| -rw-r--r-- | phpBB/includes/style/path_provider_interface.php | 42 | ||||
| -rw-r--r-- | phpBB/includes/style/resource_locator.php | 291 | ||||
| -rw-r--r-- | phpBB/includes/style/style.php | 186 |
5 files changed, 700 insertions, 0 deletions
diff --git a/phpBB/includes/style/extension_path_provider.php b/phpBB/includes/style/extension_path_provider.php new file mode 100644 index 0000000000..4eac300424 --- /dev/null +++ b/phpBB/includes/style/extension_path_provider.php @@ -0,0 +1,119 @@ +<?php +/** +* +* @package phpBB3 +* @copyright (c) 2011 phpBB Group +* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2 +* +*/ + +/** +* @ignore +*/ +if (!defined('IN_PHPBB')) +{ + exit; +} + +/** +* Provides a style resource locator with core style paths and extension style paths +* +* Finds installed style paths and makes them available to the resource locator. +* +* @package phpBB3 +*/ +class phpbb_style_extension_path_provider extends phpbb_extension_provider implements phpbb_style_path_provider_interface +{ + /** + * Optional prefix for style paths searched within extensions. + * + * Empty by default. Relative to the extension directory. As an example, it + * could be adm/ for admin style. + * + * @var string + */ + protected $ext_dir_prefix = ''; + + /** + * A provider of paths to be searched for styles + * @var phpbb_style_path_provider + */ + protected $base_path_provider; + + /** + * Constructor stores extension manager + * + * @param phpbb_extension_manager $extension_manager phpBB extension manager + * @param phpbb_style_path_provider $base_path_provider A simple path provider + * to provide paths to be located in extensions + */ + public function __construct(phpbb_extension_manager $extension_manager, phpbb_style_path_provider $base_path_provider) + { + parent::__construct($extension_manager); + $this->base_path_provider = $base_path_provider; + } + + /** + * Sets a prefix for style paths searched within extensions. + * + * The prefix is inserted between the extension's path e.g. ext/foo/ and + * the looked up style path, e.g. styles/bar/. So it should not have a + * leading slash, but should have a trailing slash. + * + * @param string $ext_dir_prefix The prefix including trailing slash + * @return null + */ + public function set_ext_dir_prefix($ext_dir_prefix) + { + $this->ext_dir_prefix = $ext_dir_prefix; + } + + /** + * Finds style paths using the extension manager + * + * Locates a path (e.g. styles/prosilver/) in all active extensions. + * Then appends the core style paths based in the current working + * directory. + * + * @return array List of style paths + */ + public function find() + { + $directories = array(); + + $finder = $this->extension_manager->get_finder(); + foreach ($this->base_path_provider as $key => $paths) + { + if ($key == 'style') + { + foreach ($paths as $path) + { + $directories['style'][] = $path; + if ($path && !phpbb_is_absolute($path)) + { + $result = $finder->directory('/' . $this->ext_dir_prefix . $path) + ->get_directories(true, true); + foreach ($result as $ext => $ext_path) + { + $directories[$ext][] = $ext_path; + } + } + } + } + } + + return $directories; + } + + /** + * Overwrites the current style paths + * + * @param array $styles An array of style paths. The first element is the main style. + * @return null + */ + public function set_styles(array $styles) + { + $this->base_path_provider->set_styles($styles); + $this->items = null; + } +} diff --git a/phpBB/includes/style/path_provider.php b/phpBB/includes/style/path_provider.php new file mode 100644 index 0000000000..731d682e88 --- /dev/null +++ b/phpBB/includes/style/path_provider.php @@ -0,0 +1,62 @@ +<?php +/** +* +* @package phpBB3 +* @copyright (c) 2011 phpBB Group +* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2 +* +*/ + +/** +* @ignore +*/ +if (!defined('IN_PHPBB')) +{ + exit; +} + +/** +* Provides a style resource locator with paths +* +* Finds installed style paths and makes them available to the resource locator. +* +* @package phpBB3 +*/ +class phpbb_style_path_provider implements IteratorAggregate, phpbb_style_path_provider_interface +{ + protected $paths = array(); + + /** + * Ignores the extension dir prefix + * + * @param string $ext_dir_prefix The prefix including trailing slash + * @return null + */ + public function set_ext_dir_prefix($ext_dir_prefix) + { + } + + /** + * Overwrites the current style paths + * + * The first element of the passed styles map, is considered the main + * style. + * + * @param array $styles An array of style paths. The first element is the main style. + * @return null + */ + public function set_styles(array $styles) + { + $this->paths = array('style' => $styles); + } + + /** + * Retrieve an iterator over all style paths + * + * @return ArrayIterator An iterator for the array of style paths + */ + public function getIterator() + { + return new ArrayIterator($this->paths); + } +} diff --git a/phpBB/includes/style/path_provider_interface.php b/phpBB/includes/style/path_provider_interface.php new file mode 100644 index 0000000000..1a6153a4d3 --- /dev/null +++ b/phpBB/includes/style/path_provider_interface.php @@ -0,0 +1,42 @@ +<?php +/** +* +* @package phpBB3 +* @copyright (c) 2011 phpBB Group +* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2 +* +*/ + +/** +* @ignore +*/ +if (!defined('IN_PHPBB')) +{ + exit; +} + +/** +* Provides a style resource locator with paths +* +* Finds installed style paths and makes them available to the resource locator. +* +* @package phpBB3 +*/ +interface phpbb_style_path_provider_interface extends Traversable +{ + /** + * Defines a prefix to use for style paths in extensions + * + * @param string $ext_dir_prefix The prefix including trailing slash + * @return null + */ + public function set_ext_dir_prefix($ext_dir_prefix); + + /** + * Overwrites the current style paths + * + * @param array $styles An array of style paths. The first element is the main style. + * @return null + */ + public function set_styles(array $styles); +} diff --git a/phpBB/includes/style/resource_locator.php b/phpBB/includes/style/resource_locator.php new file mode 100644 index 0000000000..fafa11c352 --- /dev/null +++ b/phpBB/includes/style/resource_locator.php @@ -0,0 +1,291 @@ +<?php +/** +* +* @package phpBB3 +* @copyright (c) 2011 phpBB Group +* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2 +* +*/ + +/** +* @ignore +*/ +if (!defined('IN_PHPBB')) +{ + exit; +} + + +/** +* Style resource locator. +* Maintains mapping from template handles to source template file paths. +* Locates style files: resources (such as .js and .css files) and templates. +* +* Style resource locator is aware of styles tree, and can return actual +* filesystem paths (i.e., the "child" style or the "parent" styles) +* depending on what files exist. +* +* Root paths stored in locator are paths to style directories. Templates are +* stored in subdirectory that $template_path points to. +* +* @package phpBB3 +*/ +class phpbb_style_resource_locator implements phpbb_template_locator +{ + /** + * Paths to style directories. + * @var array + */ + private $roots = array(); + + /** + * Location of templates directory within style directories. + * Must have trailing slash. Empty if templates are stored in root + * style directory, such as admin control panel templates. + * @var string + */ + public $template_path = 'template/'; + + /** + * Map from root index to handles to source template file paths. + * Normally it only contains paths for handles that are used + * (or are likely to be used) by the page being rendered and not + * all templates that exist on the filesystem. + * @var array + */ + private $files = array(); + + /** + * Map from handles to source template file names. + * Covers the same data as $files property but maps to basenames + * instead of paths. + * @var array + */ + private $filenames = array(); + + /** + * Sets the list of style paths + * + * These paths will be searched for style files in the provided order. + * Paths may be outside of phpBB, but templates loaded from these paths + * will still be cached. + * + * @param array $style_paths An array of paths to style directories + * @return null + */ + public function set_paths($style_paths) + { + $this->roots = array(); + $this->files = array(); + $this->filenames = array(); + + foreach ($style_paths as $key => $paths) + { + foreach ($paths as $path) + { + // Make sure $path has no ending slash + if (substr($path, -1) === '/') + { + $path = substr($path, 0, -1); + } + $this->roots[$key][] = $path; + } + } + } + + /** + * Sets the template filenames for handles. $filename_array + * should be a hash of handle => filename pairs. + * + * @param array $filname_array Should be a hash of handle => filename pairs. + */ + public function set_filenames(array $filename_array) + { + foreach ($filename_array as $handle => $filename) + { + if (empty($filename)) + { + trigger_error("style resource locator: set_filenames: Empty filename specified for $handle", E_USER_ERROR); + } + + $this->filename[$handle] = $filename; + + foreach ($this->roots as $root_key => $root_paths) + { + foreach ($root_paths as $root_index => $root) + { + $this->files[$root_key][$root_index][$handle] = $root . '/' . $this->template_path . $filename; + } + } + } + } + + /** + * Determines the filename for a template handle. + * + * The filename comes from array used in a set_filenames call, + * which should have been performed prior to invoking this function. + * Return value is a file basename (without path). + * + * @param $handle string Template handle + * @return string Filename corresponding to the template handle + */ + public function get_filename_for_handle($handle) + { + if (!isset($this->filename[$handle])) + { + trigger_error("style resource locator: get_filename_for_handle: No file specified for handle $handle", E_USER_ERROR); + } + return $this->filename[$handle]; + } + + /** + * Determines the source file path for a template handle without + * regard for styles tree. + * + * This function returns the path in "primary" style directory + * corresponding to the given template handle. That path may or + * may not actually exist on the filesystem. Because this function + * does not perform stat calls to determine whether the path it + * returns actually exists, it is faster than get_source_file_for_handle. + * + * Use get_source_file_for_handle to obtain the actual path that is + * guaranteed to exist (which might come from the parent style + * directory if primary style has parent styles). + * + * This function will trigger an error if the handle was never + * associated with a template file via set_filenames. + * + * @param $handle string Template handle + * @return string Path to source file path in primary style directory + */ + public function get_virtual_source_file_for_handle($handle) + { + // If we don't have a file assigned to this handle, die. + if (!isset($this->files['style'][0][$handle])) + { + trigger_error("style resource locator: No file specified for handle $handle", E_USER_ERROR); + } + + $source_file = $this->files['style'][0][$handle]; + return $source_file; + } + + /** + * Determines the source file path for a template handle, accounting + * for styles tree and verifying that the path exists. + * + * This function returns the actual path that may be compiled for + * the specified template handle. It will trigger an error if + * the template handle was never associated with a template path + * via set_filenames or if the template file does not exist on the + * filesystem. + * + * Use get_virtual_source_file_for_handle to just resolve a template + * handle to a path without any filesystem or styles tree checks. + * + * @param string $handle Template handle (i.e. "friendly" template name) + * @param bool $find_all If true, each root path will be checked and function + * will return array of files instead of string and will not + * trigger a error if template does not exist + * @return string Source file path + */ + public function get_source_file_for_handle($handle, $find_all = false) + { + // If we don't have a file assigned to this handle, die. + if (!isset($this->files['style'][0][$handle])) + { + trigger_error("style resource locator: No file specified for handle $handle", E_USER_ERROR); + } + + // locate a source file that exists + $source_file = $this->files['style'][0][$handle]; + $tried = $source_file; + $found = false; + $found_all = array(); + foreach ($this->roots as $root_key => $root_paths) + { + foreach ($root_paths as $root_index => $root) + { + $source_file = $this->files[$root_key][$root_index][$handle]; + $tried .= ', ' . $source_file; + if (file_exists($source_file)) + { + $found = true; + break; + } + } + if ($found) + { + if ($find_all) + { + $found_all[] = $source_file; + $found = false; + } + else + { + break; + } + } + } + + // search failed + if (!$found && !$find_all) + { + trigger_error("style resource locator: File for handle $handle does not exist. Could not find: $tried", E_USER_ERROR); + } + + return ($find_all) ? $found_all : $source_file; + } + + /** + * Locates source file path, accounting for styles tree and verifying that + * the path exists. + * + * Unlike previous functions, this function works without template handle + * and it can search for more than one file. If more than one file name is + * specified, it will return location of file that it finds first. + * + * @param array $files List of files to locate. + * @param bool $return_default Determines what to return if file does not + * exist. If true, function will return location where file is + * supposed to be. If false, function will return false. + * @param bool $return_full_path If true, function will return full path + * to file. If false, function will return file name. This + * parameter can be used to check which one of set of files + * is available. + * @return string or boolean Source file path if file exists or $return_default is + * true. False if file does not exist and $return_default is false + */ + public function get_first_file_location($files, $return_default = false, $return_full_path = true) + { + // set default value + $default_result = false; + + // check all available paths + foreach ($this->roots as $root_paths) + { + foreach ($root_paths as $path) + { + // check all files + foreach ($files as $filename) + { + $source_file = $path . '/' . $filename; + if (file_exists($source_file)) + { + return ($return_full_path) ? $source_file : $filename; + } + + // assign first file as result if $return_default is true + if ($return_default && $default_result === false) + { + $default_result = $source_file; + } + } + } + } + + // search failed + return $default_result; + } +} diff --git a/phpBB/includes/style/style.php b/phpBB/includes/style/style.php new file mode 100644 index 0000000000..6b7cd31cb3 --- /dev/null +++ b/phpBB/includes/style/style.php @@ -0,0 +1,186 @@ +<?php +/** +* +* @package phpBB3 +* @copyright (c) 2005 phpBB Group, sections (c) 2001 ispi of Lincoln Inc +* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2 +* +*/ + +/** +* @ignore +*/ +if (!defined('IN_PHPBB')) +{ + exit; +} + +/** +* Base Style class. +* @package phpBB3 +*/ +class phpbb_style +{ + /** + * Template class. + * Handles everything related to templates. + * @var phpbb_template + */ + private $template; + + /** + * phpBB root path + * @var string + */ + private $phpbb_root_path; + + /** + * PHP file extension + * @var string + */ + private $php_ext; + + /** + * phpBB config instance + * @var phpbb_config + */ + private $config; + + /** + * Current user + * @var phpbb_user + */ + private $user; + + /** + * Style resource locator + * @var phpbb_style_resource_locator + */ + private $locator; + + /** + * Style path provider + * @var phpbb_style_path_provider + */ + private $provider; + + /** + * Constructor. + * + * @param string $phpbb_root_path phpBB root path + * @param user $user current user + * @param phpbb_style_resource_locator $locator style resource locator + * @param phpbb_style_path_provider $provider style path provider + * @param phpbb_template $template template + */ + public function __construct($phpbb_root_path, $php_ext, $config, $user, phpbb_style_resource_locator $locator, phpbb_style_path_provider_interface $provider, phpbb_template $template) + { + $this->phpbb_root_path = $phpbb_root_path; + $this->php_ext = $php_ext; + $this->config = $config; + $this->user = $user; + $this->locator = $locator; + $this->provider = $provider; + $this->template = $template; + } + + /** + * Set style location based on (current) user's chosen style. + */ + public function set_style() + { + $style_path = $this->user->style['style_path']; + $style_dirs = ($this->user->style['style_parent_id']) ? array_reverse(explode('/', $this->user->style['style_parent_tree'])) : array(); + $paths = array($this->get_style_path($style_path)); + foreach ($style_dirs as $dir) + { + $paths[] = $this->get_style_path($dir); + } + + // Add 'all' path, used as last fallback path by hooks and extensions + $paths[] = $this->get_style_path('all'); + + return $this->set_custom_style($style_path, $paths); + } + + /** + * Set custom style location (able to use directory outside of phpBB). + * + * Note: Templates are still compiled to phpBB's cache directory. + * + * @param string $name Name of style, used for cache prefix. Examples: "admin", "prosilver" + * @param array or string $paths Array of style paths, relative to current root directory + * @param string $template_path Path to templates, relative to style directory. False if path should not be changed. + */ + public function set_custom_style($name, $paths, $template_path = false) + { + if (is_string($paths)) + { + $paths = array($paths); + } + + $this->provider->set_styles($paths); + $this->locator->set_paths($this->provider); + + $this->template->cachepath = $this->phpbb_root_path . 'cache/tpl_' . str_replace('_', '-', $name) . '_'; + + $this->template->context = new phpbb_template_context(); + + if ($template_path !== false) + { + $this->template->template_path = $this->locator->template_path = $template_path; + } + + return true; + } + + /** + * Get location of style directory for specific style_path + * + * @param string $path Style path, such as "prosilver" + * @return string Path to style directory, relative to current path + */ + public function get_style_path($path) + { + return $this->phpbb_root_path . 'styles/' . $path; + } + + /** + * Defines a prefix to use for style paths in extensions + * + * @param string $ext_dir_prefix The prefix including trailing slash + * @return null + */ + public function set_ext_dir_prefix($ext_dir_prefix) + { + $this->provider->set_ext_dir_prefix($ext_dir_prefix); + } + + /** + * Locates source file path, accounting for styles tree and verifying that + * the path exists. + * + * @param string or array $files List of files to locate. If there is only + * one file, $files can be a string to make code easier to read. + * @param bool $return_default Determines what to return if file does not + * exist. If true, function will return location where file is + * supposed to be. If false, function will return false. + * @param bool $return_full_path If true, function will return full path + * to file. If false, function will return file name. This + * parameter can be used to check which one of set of files + * is available. + * @return string or boolean Source file path if file exists or $return_default is + * true. False if file does not exist and $return_default is false + */ + public function locate($files, $return_default = false, $return_full_path = true) + { + // convert string to array + if (is_string($files)) + { + $files = array($files); + } + + // use resource locator to find files + return $this->locator->get_first_file_location($files, $return_default, $return_full_path); + } +} |