params); return $worker->onPrepareContent ($article); } } } class glossary_plugin_content { protected $cname = 'com_glossary'; private static $onetime = false; private $interface = null; private $database = null; private $pluginParams = null; private $glossids = array(); private $glosslist = ''; private $wordlist = ''; private $glossref = ''; private $termsfound = array(); private $terminfo = array(); private $definitions = array(); private $letters = array(); private $terms = array(); public function __construct ($pluginParams) { $this->interface = cmsapiInterface::getInstance($this->cname); $this->pluginParams = $pluginParams; $this->database = $this->interface->getDB(); $this->glossref = 'index.php?option=com_glossary'; $Itemid = $this->interface->getCurrentItemid(); if ($Itemid) $this->glossref .= '&Itemid='.$Itemid; if (!self::$onetime) { if (!$this->pluginParams->get('use_cache', 1)) $this->database->doSQL("TRUNCATE TABLE #__glossary_cache"); $livesite = $this->interface->getCfg('live_site'); if ('/' != substr($livesite,-1)) $livesite .= '/'; $this->interface->setBase(); $nicestuff = << NICE_STUFF; $this->interface->addCustomHeadTag($nicestuff); self::$onetime = true; } } private function popupCheck (&$text, $symbol, $value, $default) { $newtext = str_replace($symbol, '', $text); if ($newtext == $text) return $default; else { $text = $newtext; return $value; } } private function makeSearchable () { $find_exact = $this->pluginParams->get('find_exact', 1); $sql = 'SELECT g.id, a.termalias AS tterm, g.catid FROM #__glossary_aliases AS a INNER JOIN #__glossary AS g ON a.termid = g.id WHERE g.published != 0'; if ($this->glosslist) $sql .= " AND g.catid IN ($this->glosslist)"; if ($this->wordlist) $sql .= " AND a.tfirst IN ($this->wordlist)"; $sql .= ' UNION SELECT s.id, s.tterm, s.catid FROM #__glossary AS s WHERE s.published != 0'; if ($this->glosslist) $sql .= " AND s.catid IN ($this->glosslist)"; if ($this->wordlist) $sql .= " AND s.tfirst IN ($this->wordlist)"; $sql .= ' ORDER BY length(tterm) DESC'; $rows = $this->database->doSQLget($sql); foreach ($rows as $row) { $keyword = htmlspecialchars(trim($row->tterm)); // $term = htmlspecialchars(trim($row->tterm)); // if ($keyword AND $term) { if ($keyword) { $escaped_keyword = preg_quote($keyword, '/'); $regex = $find_exact ? '(^|\pP|\s)('.$escaped_keyword.')($|\pP|\s)' : $escaped_keyword; $this->terminfo[$keyword][$row->catid] = array('id' => $row->id, 'term' => $keyword, 'regex' => "/$regex/iu", 'found' => false); } } } private function preScan (&$content) { if (preg_match_all('/\{GlossaryDef:([^\}]*):([^\}]*)\}/u', $content, $matches)) { foreach ($matches[0] as $sub=>$fullmatch) { if (isset($this->terminfo[$matches[1][$sub]])) { $count = count($this->termsfound); $this->termsfound[$count] = $matches[2][$sub]; $keys = array_keys($this->terminfo[$matches[1][$sub]]); $key = $keys[0]; $content = str_replace($fullmatch, "{GlossaryDefnum:{$this->terminfo[$matches[1][$sub]][$key]['id']}:$count}", $content); $this->terminfo[$matches[1][$sub]][$key]['found'] = true; } else $content = str_replace($fullmatch, $matches[2][$sub], $content); } } } private function buildContent (&$content, $times) { $find_exact = $this->pluginParams->get('find_exact', 1); $newcontent = $content; foreach ($this->terminfo as $gkey=>$terms) { foreach ($terms as $catid=>$entry) { if ($times == 1 AND $entry['found']) continue; $id = $entry['id']; $replace = $find_exact ? "\$1{GlossaryDef:$id:$2}\$3" : "{GlossaryDef:$id:$0}"; $newcontent = preg_replace($entry['regex'],$replace,$newcontent,$times); if ($newcontent != $content) { preg_match_all("/\{GlossaryDef:$id:([^\}]*)\}/u", $newcontent, $matches); foreach ($matches[0] as $sub=>$fulltext) { $pos = strpos($newcontent, $fulltext); $count = count($this->termsfound); $this->termsfound[$count] = $matches[1][$sub]; $newcontent = substr_replace($newcontent, "{GlossaryDefnum:$id:$count}", $pos, strlen($fulltext)); } $this->terminfo[$gkey][$catid]['found'] = true; $content = $newcontent; } } } return $content; } private function loadDefinitions () { foreach ($this->terminfo as $gkey=>$terms) { foreach ($terms as $catid=>$entry) { if ($entry['found']) $entries[$entry['id']][] = $gkey; else unset($this->terminfo[$gkey][$catid]); } } if (isset($entries)) { $parser_class = MARKDOWN_PARSER_CLASS; $parser = new $parser_class; $idlist = implode(',', array_keys($entries)); $this->definitions = $this->database->doSQLget("SELECT id, tterm, tletter, tdefinition FROM #__glossary WHERE id IN ($idlist)", 'stdClass', 'id'); foreach ($this->definitions as $sub=>$info) { $this->definitions[$sub] = htmlentities(strip_tags(preg_replace("/(\015\012)|(\015)|(\012)/",'
',$parser->transform($info->tdefinition))), ENT_QUOTES, 'UTF-8', false); $this->letters[$sub] = $info->tletter; $this->terms[$sub] = htmlentities($info->tterm, ENT_QUOTES, 'UTF-8', false); } } } private function makeLink ($termid, $termasfound) { // $orgTerm = addslashes(strip_tags($entry['term'])); $desc = $this->definitions[$termid]; $term = $this->terms[$termid]; $ref = $this->interface->sefRelToAbs($this->glossref.'&id='.$termid.'&letter='.$this->letters[$termid]); if ($this->pluginParams->get('show_image', 1)) { $imglink = $this->interface->getCfg('live_site').'/components/com_glossary/images/plugin/'.$this->pluginParams->get('icon', 'messagebox_info.png'); return << $termasfound IMG_LINK; } return <<$termasfound ONE_LINK; } private function convertEntries ($content) { // replace temporary {GlossaryDef:id:term_as_found} markers if (preg_match_all('/{GlossaryDefnum:([0-9]+):([^}]*)}/u', $content, $matches)) { foreach ($matches[0] as $sub=>$fullmarker) { $termasfound = $matches[2][$sub]; $termasnumber = intval($termasfound); if ($termasfound == (string) $termasnumber AND isset($this->termsfound[$termasnumber])) { $termasfound = $this->termsfound[$termasnumber]; } $before[] = $fullmarker; $after[] = $this->makeLink($matches[1][$sub], $termasfound); } } return isset($before) ? str_replace($before, $after, $content) : $content; } private function showDefinition ($content) { foreach ($this->terminfo as $terms) foreach ($terms as $entry) { if ($entry['found']) $temparray[$entry['term']] = $this->definitions[$entry['id']]; } if (count($temparray) == 0) return; ksort($temparray); define ('_headline', $this->pluginParams->get('headline', "Nomenclature")); define ('_head_term',$this->pluginParams->get('head_term', "Term")); define ('_head_explanation', $this->pluginParams->get('head_explanation', "Description")); $show_headline = $this->pluginParams->get('show_headline', 1); $style = '2'; if ($_SERVER['SCRIPT_NAME'] == "/index2.php") { $border = '1'; $cellspacing = '0'; $cellpadding = '2'; } else { $border = '0'; $cellspacing = '2'; $cellpadding = '2'; } // --- Array Sorting by Keyword $definitiontable = ''; if ($show_headline) $definitiontable .= ''; $definitiontable .= '

' . _headline . '

'; foreach ($temparray as $keyword=>$definition) { $definitiontable .= ''; $style = ($style % 2) + 1; } $definitiontable .= '

' . _head_term . '	' . _head_explanation . '
' . $keyword . '	' . $definition . '

'; return str_replace('{definition}', $definitiontable, $content); } public function onPrepareContent ($page) { setlocale (LC_ALL, $this->interface->getLocale()); $show_frontpage = $this->pluginParams->get('show_frontpage', 1); $run = $this->pluginParams->get('run_default', 1); $show_once_only = $this->pluginParams->get('show_once_only', 1); if ($show_once_only) $times = 1; else $times = -1; // checking if the plugin creates popups $run = $this->popupCheck($page->text, '{mosinfopop=enable}', 1, $run); $run = $this->popupCheck($page->text, '{definitionbot=enable}', 1, $run); $run = $this->popupCheck($page->text, '{glossarbot=enable}', 1, $run); $run = $this->popupCheck($page->text, '{mosinfopop=disable}', 0, $run); $run = $this->popupCheck($page->text, '{definitionbot=disable}', 0, $run); $run = $this->popupCheck($page->text, '{glossarbot=disable}', 0, $run); if ($run == 0) return true; $option = $this->interface->getParam($_REQUEST, 'option'); if (preg_match('/\{glossid:([0-9,]+)\}/u', $page->text, $matches)) { $this->glossids = array_filter(array_map('intval', explode(',', $matches[1]))); if (count($this->glossids)) $this->glosslist = implode(',', $this->glossids); $page->text = preg_replace('/\{glossid:([0-9,])+\}/u', '', $page->text); } if (!$this->pluginParams->get('show_frontpage', 1) AND $this->interface->isFrontPage()) return true; if ($this->pluginParams->get('use_cache', 1)) { $expires = time() - 60 * _GLOSSARY_CACHE_MINUTES; $md5hash = md5($page->text); $sha1hash = sha1($page->text); $this->database->setQuery("SELECT fixup FROM #__glossary_cache WHERE md5hash = '$md5hash' AND sha1hash = '$sha1hash' AND stamp < $expires"); $text = $this->database->loadResult(); if ($text) { $page->text = $text; $this->database->doSQL("DELETE FROM #__glossary_cache WHERE stamp < $expires"); return true; } } if ($this->pluginParams->get('find_exact', 1)) { // preg_match_all('/^|\W([^\W]+)/', $page->text, $matches); $awords = array_map(array($this->database, 'getEscaped'), array_unique(preg_split('/[\p{P}\s]+/u', strip_tags($page->text), -1, PREG_SPLIT_NO_EMPTY))); $this->wordlist = "'".implode("', '", $awords)."'"; unset($awords); /* if (!empty($matches[1])) { $awords = array_unique($matches[1]); unset($matches); $awords = array_map(array($this->database, 'getEscaped'), $awords); $this->wordlist = "'".implode("', '", $awords)."'"; unset($awords); } */ } $this->makeSearchable(); if (count($this->terminfo)) { foreach (array_keys($this->terminfo) as $key) $length[] = strlen($key); $minkeylen = min($length); $newContent = ''; $this->preScan($page->text); $htmlregex = '#(|||||\)#isu'; $bits = preg_split($htmlregex, $page->text); preg_match_all($htmlregex, $page->text, $matches); foreach ($bits as $i=>$bit) { if (strlen($bit) < $minkeylen) $newContent .= $bit; else $newContent .= $this->buildContent ($bit, $times); if (isset($matches[0][$i])) $newContent .= $matches[0][$i]; } $this->loadDefinitions(); $newContent = $this->convertEntries ($newContent); if (preg_match('/\{definition\}/iu',$newContent)) $page->text = $this->showDefinition ($newContent); else $page->text = $newContent; if ($this->pluginParams->get('use_cache', 1)) { $now = time(); $text = $this->database->getEscaped($page->text); $this->database->doSQL("INSERT INTO #__glossary_cache (md5hash, sha1hash, stamp, fixup) VALUES ('$md5hash', '$sha1hash', $now, '$text')"); } } return true; } }