<?php use \Michelf\MarkdownExtra; /** * @brief * * @param string $path * @return string|unknown */ function get_help_fullpath($path,$suffix=null) { $docroot = (\App::$override_helproot) ? \App::$override_helproot : 'doc/'; $docroot = (substr($docroot,-1)!='/') ? $docroot .= '/' : $docroot; // Determine the language and modify the path accordingly $x = determine_help_language(); $lang = $x['language']; $url_idx = ($x['from_url'] ? 1 : 0); // The English translation is at the root of /doc/. Other languages are in // subfolders named by the language code such as "de", "es", etc. if($lang !== 'en') { $langpath = $lang . '/' . $path; } else { $langpath = $path; } $newpath = (isset(\App::$override_helpfiles[$langpath])) ? \App::$override_helpfiles[$langpath] : $langpath; $newpath = ($newpath == $langpath) ? $docroot . $newpath : $newpath; if ($suffix) { if (file_exists($newpath . $suffix)) { return $newpath; } } elseif (file_exists($newpath . '.md') || file_exists($newpath . '.bb') || file_exists($newpath . '.html')) { return $newpath; } $newpath = (isset(\App::$override_helpfiles[$path])) ? \App::$override_helpfiles[$path] : null; $newpath = (!$newpath) ? $docroot.$path : $newpath; return $newpath; } /** * @brief * * @param string $tocpath * @return string|unknown */ function get_help_content($tocpath = false) { global $lang; $doctype = 'markdown'; $text = ''; $path = (($tocpath !== false) ? $tocpath : ''); $docroot = (\App::$override_helproot) ? \App::$override_helproot : 'doc/'; $docroot = (substr($docroot,-1)!='/') ? $docroot .= '/' : $docroot; if($tocpath === false && argc() > 1) { $path = ''; for($x = 1; $x < argc(); $x ++) { if(strlen($path)) $path .= '/'; $path .= argv($x); } } if($path) { $fullpath = get_help_fullpath($path); $title = basename($path); if(! $tocpath) \App::$page['title'] = t('Help:') . ' ' . ucwords(str_replace('-',' ',notags($title))); // Check that there is a "toc" or "sitetoc" located at the specified path. // If there is not, then there was not a translation of the table of contents // available and so default back to the English TOC at /doc/toc.{html,bb,md} // TODO: This is incompatible with the hierarchical TOC construction // defined in /Zotlabs/Widget/Helpindex.php. if($tocpath !== false && load_doc_file($fullpath . '.md') === '' && load_doc_file($fullpath . '.bb') === '' && load_doc_file($fullpath . '.html') === '' ) { $path = $title; } $fullpath = get_help_fullpath($path); $text = load_doc_file($fullpath . '.md'); if(! $text) { $text = load_doc_file($fullpath . '.bb'); if($text) $doctype = 'bbcode'; } if(! $text) { $text = load_doc_file($fullpath . '.html'); if($text) $doctype = 'html'; } } if(($tocpath) && (! $text)) return ''; if($tocpath === false) { if(! $text) { $path = 'Site'; $fullpath = get_help_fullpath($path,'.md'); $text = load_doc_file($fullpath . '.md'); \App::$page['title'] = t('Help'); } if(! $text) { $doctype = 'bbcode'; $path = 'main'; $fullpath = get_help_fullpath($path,'.md'); $text = load_doc_file($fullpath . '.bb'); goaway('/help/about/about'); \App::$page['title'] = t('Help'); } if(! $text) { header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found')); $tpl = get_markup_template("404.tpl"); return replace_macros($tpl, array( '$message' => t('Page not found.') )); } } if($doctype === 'html') $content = parseIdentityAwareHTML($text); if($doctype === 'markdown') { # escape #include tags $text = preg_replace('/#include/ism', '%%include', $text); $content = MarkdownExtra::defaultTransform($text); $content = preg_replace('/%%include/ism', '#include', $content); } if($doctype === 'bbcode') { require_once('include/bbcode.php'); $content = zidify_links(bbcode($text)); // bbcode retargets external content to new windows. This content is internal. $content = str_replace(' target="_blank"', '', $content); } $content = preg_replace_callback("/#include (.*?)\;/ism", 'preg_callback_help_include', $content); return translate_projectname($content); } function preg_callback_help_include($matches) { if($matches[1]) { $include = str_replace($matches[0],load_doc_file($matches[1]),$matches[0]); if(preg_match('/\.bb$/', $matches[1]) || preg_match('/\.txt$/', $matches[1])) { require_once('include/bbcode.php'); $include = zidify_links(bbcode($include)); $include = str_replace(' target="_blank"','',$include); } elseif(preg_match('/\.md$/', $matches[1])) { $include = MarkdownExtra::defaultTransform($include); } return $include; } } /** * @brief * * @return boolean|array */ function determine_help_language() { $lang_detect = new Text_LanguageDetect(); // Set this mode to recognize language by the short code like "en", "ru", etc. $lang_detect->setNameMode(2); // If the language was specified in the URL, override the language preference // of the browser. Default to English if both of these are absent. if($lang_detect->languageExists(argv(1))) { $lang = argv(1); $from_url = true; } else { $lang = \App::$language; if(! isset($lang)) $lang = 'en'; $from_url = false; } return array('language' => $lang, 'from_url' => $from_url); } function load_doc_file($s) { $c = find_doc_file($s); if($c) return $c; return ''; } function find_doc_file($s) { if(file_exists($s)) { return file_get_contents($s); } return ''; } /** * @brief * * @param string $s * @return number|mixed|unknown|boolean */ function search_doc_files($s) { \App::set_pager_itemspage(60); $pager_sql = sprintf(" LIMIT %d OFFSET %d ", intval(\App::$pager['itemspage']), intval(\App::$pager['start'])); $regexop = db_getfunc('REGEXP'); $r = q("select iconfig.v, item.* from item left join iconfig on item.id = iconfig.iid where iconfig.cat = 'system' and iconfig.k = 'docfile' and body $regexop '%s' and item_type = %d $pager_sql", dbesc($s), intval(ITEM_TYPE_DOC) ); $r = fetch_post_tags($r, true); for($x = 0; $x < count($r); $x ++) { $position = stripos($r[$x]['body'], $s); $dislen = 300; $start = $position-floor($dislen/2); if ( $start < 0) { $start = 0; } $r[$x]['text'] = substr($r[$x]['body'], $start, $dislen); $r[$x]['rank'] = 0; if($r[$x]['term']) { foreach($r[$x]['term'] as $t) { if(stristr($t['term'],$s)) { $r[$x]['rank'] ++; } } } if(stristr($r[$x]['v'], $s)) $r[$x]['rank'] ++; $r[$x]['rank'] += substr_count(strtolower($r[$x]['text']), strtolower($s)); // bias the results to the observer's native language if($r[$x]['lang'] === \App::$language) $r[$x]['rank'] = $r[$x]['rank'] + 10; } usort($r,'doc_rank_sort'); return $r; } function doc_rank_sort($s1, $s2) { if($s1['rank'] == $s2['rank']) return 0; return (($s1['rank'] < $s2['rank']) ? 1 : (-1)); } /** * @brief * * @return string */ function load_context_help() { $path = App::$cmd; $args = App::$argv; $lang = App::$language; if(! isset($lang) || !is_dir('doc/context/' . $lang . '/')) { $lang = 'en'; } while($path) { $context_help = load_doc_file('doc/context/' . $lang . '/' . $path . '/help.html'); if(!$context_help) { // Fallback to English if the translation is absent $context_help = load_doc_file('doc/context/en/' . $path . '/help.html'); } if($context_help) break; array_pop($args); $path = implode($args,'/'); } return $context_help; } /** * @brief * * @param string $s * @return void|boolean[]|number[]|string[]|unknown[] */ function store_doc_file($s) { if(is_dir($s)) return; $item = array(); $sys = get_sys_channel(); $item['aid'] = 0; $item['uid'] = $sys['channel_id']; if(strpos($s, '.md')) $mimetype = 'text/markdown'; elseif(strpos($s, '.html')) $mimetype = 'text/html'; else $mimetype = 'text/bbcode'; require_once('include/html2plain.php'); $item['body'] = html2plain(prepare_text(file_get_contents($s),$mimetype, [ 'cache' => true ])); $item['mimetype'] = 'text/plain'; $item['plink'] = z_root() . '/' . str_replace('doc','help',$s); $item['owner_xchan'] = $item['author_xchan'] = $sys['channel_hash']; $item['item_type'] = ITEM_TYPE_DOC; $r = q("select item.* from item left join iconfig on item.id = iconfig.iid where iconfig.cat = 'system' and iconfig.k = 'docfile' and iconfig.v = '%s' and item_type = %d limit 1", dbesc($s), intval(ITEM_TYPE_DOC) ); \Zotlabs\Lib\IConfig::Set($item,'system','docfile',$s); if($r) { $item['id'] = $r[0]['id']; $item['mid'] = $item['parent_mid'] = $r[0]['mid']; $x = item_store_update($item); } else { $item['mid'] = $item['parent_mid'] = item_message_id(); $x = item_store($item); } return $x; }