/**
* Smarty plugin
*
* @package Smarty
* @subpackage PluginsFunction
*/
function smarty_function_field($params, &$smarty)
{
if (!isset($params['name']) or !($tagName = $params['name'])) {
return;
}
if (!empty($params['assign'])) {
$assign = (string) $params['assign'];
}
$output = '';
$tagPropString = isset($params['tagPropString']) ? $params['tagPropString'] : "";
$modx =& $smarty->modx;
$modx->getParser();
$nextToken = substr($tagName, 0, 1);
$cacheable = false;
if ($nextToken === '#') {
$tagName = substr($tagName, 1);
}
if (is_array($modx->resource->_fieldMeta) && in_array($modx->parser->realname($tagName), array_keys($modx->resource->_fieldMeta))) {
$element = new modFieldTag($modx);
$element->set('name', $tagName);
$element->setCacheable($cacheable);
$output = $element->process($tagPropString);
} elseif ($element = $modx->parser->getElement('modTemplateVar', $tagName)) {
$element->set('name', $tagName);
$element->setCacheable($cacheable);
$output = $element->process($tagPropString);
}
if (!empty($assign)) {
$smarty->assign($assign, $output);
return;
}
// else
return $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;
}