sourcefile = $sourcefile; $this->format = $format; $this->readSource(); } /** * Check for and parse query string from $_SERVER['QUERY_STRING']). * Used to get entries by ID or tag. * * @return array|boolean */ public function parseQuery() { if (isset($_SERVER['QUERY_STRING']) && !empty($_SERVER['QUERY_STRING'])) { parse_str($_SERVER['QUERY_STRING'], $return); return $return; } else { return false; } } /** * Read source file/URL * * @return boolean true if successful, false if not */ private function readSource() { if (is_file($this->sourcefile) && is_readable($this->sourcefile)) { $this->rawentries = explode(PHP_EOL, file_get_contents($this->sourcefile)); if (!empty($this->rawentries)) { return true; } } elseif ($url = filter_var($this->sourcefile, FILTER_VALIDATE_URL)) { $this->rawentries = preg_split('/\x0A/', file_get_contents($url)); if (!empty($this->rawentries)) { return true; } } throw new \Exception("{$this->sourcefile} is empty! Aborting."); return false; } /** * Parse entries from source file and replace tags with links * * @param array $entries array of raw entries * @return void */ private function parseEntries(array $entries, bool $parseTags = true) { switch ($this->format) { case 'twtxt': $pattern = '/^(?[^\t]+)\t(?.+)/'; break; case 'picoblog': $pattern = '/^(?[^\t]+)\t$#(?[a-zA-Z0-9]{1,7})$\t(?.+)/'; break; } foreach ($entries as $i => $entry) { preg_match($pattern, $entry, $matches); if (!$matches) continue; $id = (!empty($matches['id'])) ? $matches['id'] : $i; $matches['entry'] = $this->parseUsers($matches['entry']); $matches['entry'] = $this->parseHashlinks($matches['entry']); $parsedEntries[$id] = [ 'date' => $matches['date'], 'entry' => ($parseTags) ? preg_replace('/#(\w+)?/', '#${1}', $matches['entry']) : $matches['entry'], ]; } return $parsedEntries; } /** * Parse user's nick * * @param string $entry * @return string string with parsed users */ /*private function parseNick(array $entries) { $pattern = '/^(?[^\t]+)\t(?.+)/'; preg_match('# nick\t=\t]+)\t(?.+)/', $nick, $matchn); //if (!$matches) continue; //$id = (!empty($matches['id'])) ? $matches['id'] : $i; //$matches['entry'] = $this->parseUsers($matches['entry']); //$matches['entry'] = $this->parseHashlinks($matches['entry']); $parsedNick = [ 'nick' => $matchn['nick'] ]; return $parsedNick; } private function parseNick(string $entry) { $pattern = "# nick = (.+)"; $aaa=preg_match_all($pattern, $this->rawentries, $matches); print_r($aaa); return print_r($aaa); }*/ /** * Parse any mentioned users in twtxt format: @ * * @param string $entry * @return string string with parsed users */ private function parseUsers(string $entry) { $pattern = '/\@<([a-zA-Z0-9\.]+)\W+(https?:\/\/[^>]+)>/'; return preg_replace($pattern,'@$1',$entry); } /** * Parse any hashtags in twtxt.net hashlink format: # * * @param string $entry * @return string string with parsed hashtags */ private function parseHashlinks(string $entry) { $pattern = '/#<(\w+)\W+(https?:\/\/[^>]+)>/'; return preg_replace($pattern, '#$1', $entry); } /** * Returns a filtered list of raw entries * * @param string|array $search entry filter. can be 'all', 'newest', 'oldest', 'random' or an ID/Tag. * @param bool $reverse return array in reverse order * For ID, we're looking for ['id'=>'IDHERE']. For tag, we're looking for ['tag'=>'tagname'] * @return boolean|array */ public function getEntries($search, bool $reverse = true) { switch ($search) { case '': return false; case 'all': return ($reverse) ? array_reverse($this->rawentries) : $this->rawentries; case 'newest': return [reset($this->rawentries)]; case 'oldest': return [end($this->rawentries)]; case 'random': return [$this->rawentries[array_rand($this->rawentries, 1)]]; default: if (isset($search['id'])) { $filter = array_filter($this->rawentries, function ($entry) use ($search) { preg_match("/\b$search[id]\b/i", $entry, $match); return $match; }); return $filter; } elseif (isset($search['tag'])) { $filter = array_filter($this->rawentries, function ($entry) use ($search) { preg_match("/#\b$search[tag]\b/i", $entry, $match); return $match; }); return $filter; } return false; } } /** * Render Markdown in given entries and output as HTML * * @param array $entries array of parsed entries to render * @param string $entryWrap tne entry wrapper, e.g.

{entry}

* @param bool $parseTags should #tags be parsed to links? * @return string entries in HTML */ public function renderEntries(array $entries, $show, string $entryWrap = '

{entry}

', bool $parseTags = false) { if (!$entries) return false; $entries = $this->parseEntries($entries, $parseTags); //$nick = $this->parseNick($nick); require_once('includes/Slimdown.php'); $html = ''; foreach ($entries as $id => $entry) { include "settings.php"; $text = \Slimdown::render($entry['entry']); $date = $entry['date']; $date_p = date("d-m-Y", strtotime($entry['date'])); if($show!=true){ $text = "

" . $text . "{$date_p}

"; } else { $text = "

{$nick}

" . $text . "

#{$id}{$date_p}

"; } $html .= str_replace('{entry}', $text, $entryWrap); } return $html; } }