forked from GNUsocial/gnu-social
131 lines
3.3 KiB
PHP
131 lines
3.3 KiB
PHP
<?php
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/**
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2011, StatusNet, Inc.
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*
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* Utility for finding and parsing documentation files
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*
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* PHP version 5
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Documentation
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET')) {
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// This check helps protect against security problems;
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// your code file can't be executed directly from the web.
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exit(1);
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}
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/**
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* Utility for finding and parsing documentation files
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*
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* @category Documentation
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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class DocFile
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{
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protected $filename;
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protected $contents;
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function __construct($filename)
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{
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$this->filename = $filename;
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}
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static function forTitle($title, $paths)
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{
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if (!is_array($paths)) {
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$paths = array($paths);
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}
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$filename = null;
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foreach ($paths as $path) {
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$def = $path.'/'.$title;
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if (!file_exists($def)) {
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$def = null;
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}
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$lang = glob($path.'/'.$title.'.*');
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if ($lang === false) {
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$lang = array();
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}
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if (!empty($lang) || !empty($def)) {
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$filename = self::negotiateLanguage($lang, $def);
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break;
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}
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}
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if (empty($filename)) {
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return null;
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} else {
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return new DocFile($filename);
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}
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}
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function toHTML()
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{
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if (empty($this->contents)) {
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$this->contents = file_get_contents($this->filename);
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}
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return common_markup_to_html($this->contents);
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}
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static function defaultPaths()
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{
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$paths = array(INSTALLDIR.'/local/doc-src/',
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INSTALLDIR.'/doc-src/');
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$site = StatusNet::currentSite();
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if (!empty($site)) {
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array_unshift($paths, INSTALLDIR.'/local/doc-src/'.$site.'/');
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}
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return $paths;
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}
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static function negotiateLanguage($filenames, $defaultFilename=null)
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{
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// XXX: do this better
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$langcode = common_language();
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foreach ($filenames as $filename) {
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if (preg_match('/\.'.$langcode.'$/', $filename)) {
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return $filename;
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}
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}
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return $defaultFilename;
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}
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}
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