public function process($properties = null, $content = null)
{
parent::process($properties, $content);
if (!$this->_processed) {
if (is_numeric($this->_content)) {
$this->_output = $this->modx->shopModx->makeUrl($this->_content);
}
if (!empty($this->_output)) {
$this->filterOutput();
$this->cache();
$this->_processed = true;
}
}
/* finally, return the processed element content */
return $this->_output;
}
/**
* Processes a modElement tag and returns the result.
*
* @param string $tag A full tag string parsed from content.
* @return mixed The output of the processed element represented by the
* specified tag.
*/
public function processTag($tag, $processUncacheable = true)
{
$element = null;
$elementOutput = null;
$outerTag = $tag[0];
$innerTag = $tag[1];
/* collect any nested element tags in the innerTag and process them */
$this->processElementTags($outerTag, $innerTag, true);
$outerTag = '[[' . $innerTag . ']]';
$tagParts = xPDO::escSplit('?', $innerTag, '`', 2);
$tagName = trim($tagParts[0]);
$tagPropString = null;
if (isset($tagParts[1])) {
$tagPropString = trim($tagParts[1]);
}
$token = substr($tagName, 0, 1);
$tokenOffset = 0;
$cacheable = true;
if ($token === '!') {
if (!$processUncacheable) {
return $outerTag;
}
$cacheable = false;
$tokenOffset++;
$token = substr($tagName, $tokenOffset, 1);
}
if ($cacheable && $token !== '+') {
$elementOutput = $this->loadFromCache($outerTag);
}
if ($elementOutput === null) {
switch ($token) {
case '+':
$tagName = substr($tagName, 1 + $tokenOffset);
$element = new modPlaceholderTag($this->modx);
$element->set('name', $tagName);
$element->setTag($outerTag);
$elementOutput = $element->process($tagPropString);
break;
case '%':
$tagName = substr($tagName, 1 + $tokenOffset);
$element = new modLexiconTag($this->modx);
$element->set('name', $tagName);
$element->setTag($outerTag);
$element->setCacheable($cacheable);
$elementOutput = $element->process($tagPropString);
break;
case '~':
$tagName = substr($tagName, 1 + $tokenOffset);
$element = new modLinkTag($this->modx);
$element->set('name', $tagName);
$element->setTag($outerTag);
$element->setCacheable($cacheable);
$elementOutput = $element->process($tagPropString);
break;
case '$':
$tagName = substr($tagName, 1 + $tokenOffset);
if ($element = $this->getElement('modChunk', $tagName)) {
$element->set('name', $tagName);
$element->setTag($outerTag);
$element->setCacheable($cacheable);
$elementOutput = $element->process($tagPropString);
}
break;
case '*':
$tagName = substr($tagName, 1 + $tokenOffset);
$nextToken = substr($tagName, 0, 1);
if ($nextToken === '#') {
$tagName = substr($tagName, 1);
}
if (is_array($this->modx->resource->_fieldMeta) && in_array($this->realname($tagName), array_keys($this->modx->resource->_fieldMeta))) {
$element = new modFieldTag($this->modx);
$element->set('name', $tagName);
$element->setTag($outerTag);
$element->setCacheable($cacheable);
$elementOutput = $element->process($tagPropString);
} elseif ($element = $this->getElement('modTemplateVar', $tagName)) {
$element->set('name', $tagName);
$element->setTag($outerTag);
$element->setCacheable($cacheable);
$elementOutput = $element->process($tagPropString);
}
break;
default:
$tagName = substr($tagName, $tokenOffset);
if ($element = $this->getElement('modSnippet', $tagName)) {
$element->set('name', $tagName);
$element->setTag($outerTag);
$element->setCacheable($cacheable);
$elementOutput = $element->process($tagPropString);
}
}
}
if ($this->modx->getDebug() === true) {
$this->modx->log(xPDO::LOG_LEVEL_DEBUG, "Processing {$outerTag} as {$innerTag} using tagname {$tagName}:\n" . print_r($elementOutput, 1) . "\n\n");
/* $this->modx->cacheManager->writeFile(MODX_BASE_PATH . 'parser.log', "Processing {$outerTag} as {$innerTag}:\n" . print_r($elementOutput, 1) . "\n\n", 'a'); */
}
return $elementOutput;
}
