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