/**
* Compute the tag
*
* @return string the PHP / HTML content computed
* @access private
*/
protected function _compute()
{
$headCode = '';
if ($this->_parameters['context'] == CMS_XMLTag::HTML_CONTEXT) {
$headCode .= 'ob_start();';
$xml = new CMS_xml2Array($this->_computeChilds());
$headCode .= $xml->toXML($xml->getParsedArray(), false, true) . '<?php ';
$headCode .= '$content = ob_get_contents();
ob_end_clean();
$replace=array();';
$footcode = 'if (trim($content)) {echo $content;}' . "\n";
} else {
$headCode .= $this->_computeChilds() . '
if (trim($content)) {echo $content;}';
}
if ($this->_parameters['context'] == CMS_XMLTag::HTML_CONTEXT) {
$code = array('code' => CMS_XMLTag::indentPHP(CMS_XMLTag::cleanComputedDefinition($this->_returnComputedDatas($headCode))));
CMS_module::moduleUsage($this->_computeParams['object']->getID(), MOD_STANDARD_CODENAME, array('headCallback' => array($code)));
} else {
$this->_tagHeaderCode = array('code' => CMS_XMLTag::indentPHP(CMS_XMLTag::cleanComputedDefinition($headCode)));
}
return '';
}
/**
* Compute an atm-form-callback tag
*
* @param array $tag : the reference atm-form-callback tag to compute
* @return void
* @access private
*/
protected function _formCallback(&$tag)
{
//check tags requirements
if (!$this->checkTagRequirements($tag, array('form' => 'alphanum'))) {
return;
}
//check for tag callback content
if (isset($tag['childrens'])) {
//callback code
$formCallback = $this->computeTags($tag['childrens']);
//add reference to this form to header callback
$this->_headCallBack['formsCallback'][$tag['attributes']['form']]['form'] = CMS_XMLTag::indentPHP(CMS_XMLTag::cleanComputedDefinition($formCallback));
}
}
/**
* Replace vars like {object:field:type} or {var|session|request|page:name:type}. Called during definition compilation
*
* @param string $text : the text which need to be replaced
* @param boolean reverse : reverse single and double quotes useage (default is false : double quotes)
* @param boolean $cleanNotMatches : remove vars without matches
* @param mixed $matchCallback : function name or array(object classname, object method) which represent a valid callback function to execute on matches
* @return text : the text replaced
* @access public
* @static
*/
function replaceVars($text, $reverse = false, $cleanNotMatches = false, $matchCallback = null, $returnMatchedVarsArray = false)
{
static $replacements;
$enclosePHP = false;
if ($matchCallback === null) {
$matchCallback = array($this, 'encloseString');
if ($this->_context == self::HTML_CONTEXT && $this->_parameters['context'] != self::HTML_TAG_CONTEXT) {
$enclosePHP = true;
}
}
//if no text => return
if (!$text || !trim($text)) {
return $text;
}
//substitute simple replacement values
$preReplaceCount = 0;
$text = preg_replace("#{([a-zA-Z]+)}#", '@@@\\1@@@', $text, -1, $preReplaceCount);
$count = 1;
//loop on text for vars to replace if any
while (preg_match_all("#{[^{}\n]+}#", $text, $matches) && $count) {
$matches = array_unique($matches[0]);
//get all tags handled by modules
if (!$replacements) {
//create replacement array
$replacements = array();
$modules = CMS_modulesCatalog::getAll("id");
foreach ($modules as $codename => $aModule) {
$moduleReplacements = $aModule->getModuleReplacements();
if (is_array($moduleReplacements) && $moduleReplacements) {
foreach ($moduleReplacements as $pattern => $replacement) {
$replacements[$pattern] = $replacement;
}
}
}
}
$replace = $replacements;
if ($reverse) {
$reversedReplace = array();
foreach ($replace as $key => $value) {
$reversedReplace[str_replace("'", "\\\\'", $key)] = $value;
}
$replace = $reversedReplace;
}
$count = 0;
$matchesValues = preg_replace(array_keys($replace), $replace, $matches, -1, $count);
//create vars conversion table
$replace = array();
if ($matchesValues) {
if (isset($this->_parameters['module'])) {
$externalReferences = CMS_poly_object_catalog::getFieldsReferencesUsage($this->_parameters['module']);
} else {
$externalReferences = CMS_poly_object_catalog::getFieldsReferencesUsage();
}
foreach ($matches as $key => $match) {
//record external references for cache reference
if ($externalReferences) {
foreach ($externalReferences as $id => $type) {
if (strpos($match, '[\'fields\'][' . $id . ']') !== false || strpos($match, '[\\\'fields\\\'][' . $id . ']') !== false) {
//CMS_grandFather::log(print_r($this->_tagReferences, true));
$this->_tagReferences = array_merge_recursive($type, (array) $this->_tagReferences);
//CMS_grandFather::log(print_r($this->_tagReferences, true));
}
}
}
//record used pages for cache reference
if (strpos($match, '{page:') !== false) {
$this->_tagReferences['module'][] = MOD_STANDARD_CODENAME;
}
//record used users for cache reference
if (strpos($match, '{user:'******'resource'][] = 'users';
}
if ($match != $matchesValues[$key]) {
$matchValue = $matchesValues[$key];
} else {
$matchValue = null;
}
//apply callback if any to value
if (isset($matchValue)) {
if ($matchCallback) {
if (is_callable($matchCallback)) {
$replace[$match] = call_user_func($matchCallback, $matchValue, $reverse);
} else {
CMS_grandFather::raiseError("Unknown callback function : " . $matchCallback);
return false;
}
} else {
$replace[$match] = $matchValue;
}
} elseif ($cleanNotMatches) {
$replace[$match] = '';
}
}
}
//return matched vars if needed
if ($returnMatchedVarsArray) {
//substitute simple replacement values
if ($preReplaceCount) {
$replace = preg_replace("#\\@\\@\\@([a-zA-Z]+)\\@\\@\\@#", '{\\1}', $replace);
}
return $replace;
} else {
//then replace variables in text and return it
$text = str_replace(array_keys($replace), $replace, $text);
if ($enclosePHP && $replace) {
//save last replacements
$lastReplace = $replace;
}
}
}
if ($enclosePHP && isset($lastReplace) && $lastReplace) {
//use last replacements to enclose replacement values with php tags
$replace = array();
foreach ($lastReplace as $replacement) {
$replace[$replacement] = '<?php echo "' . $replacement . '"; ?>';
}
$text = CMS_XMLTag::cleanComputedDefinition(str_replace(array_keys($replace), $replace, $text));
}
//substitute simple replacement values
if ($preReplaceCount) {
$text = preg_replace("#\\@\\@\\@([a-zA-Z]+)\\@\\@\\@#", '{\\1}', $text);
}
return $text;
}
/**
* Compute the tag
*
* @return string the PHP / HTML content computed
* @access private
*/
protected function _compute()
{
//return code
$return = $this->_computeChilds();
$strict = isset($this->_attributes['strict']) && ($this->_attributes['strict'] == 'true' || $this->_attributes['strict'] == true || $this->_attributes['strict'] == 1) ? true : false;
//Ajax code
$ajaxCode = '
if(io::request(\'out\') == \'xml\') {
$xmlCondition = CMS_polymod_definition_parsing::replaceVars("' . $this->replaceVars($this->_attributes['what'], false, false, array($this, 'encloseWithPrepareVar')) . '", $replace);
if ($xmlCondition) {
$func = create_function("","return (".$xmlCondition.");");
if ($func && $func()) {
$cms_view = CMS_view::getInstance();
$content = $replace = \'\';';
if ($this->_parameters['context'] == CMS_XMLTag::HTML_CONTEXT) {
$ajaxCode .= 'ob_start();';
$xml = new CMS_xml2Array($return);
$ajaxCode .= $xml->toXML($xml->getParsedArray(), false, true) . '<?php ';
$ajaxCode .= '$content = ob_get_contents();
ob_end_clean();
$replace=array();';
} else {
$ajaxCode .= $return;
}
$ajaxCode .= '$content = CMS_polymod_definition_parsing::replaceVars($content, $replace);
$cms_view->setDisplayMode(' . ($strict ? 'CMS_view::SHOW_XML' : 'CMS_view::SHOW_RAW') . ');
$cms_view->setContent($content);
//output empty XML response
unset($content);
unset($replace);
$cms_view->setContentTag(\'data\');
$cms_view->show();
}
}
unset($xmlCondition);
}';
if ($this->_parameters['context'] == CMS_XMLTag::HTML_CONTEXT) {
$code = array('code' => CMS_XMLTag::indentPHP(CMS_XMLTag::cleanComputedDefinition($this->_returnComputedDatas($ajaxCode))));
CMS_module::moduleUsage($this->_computeParams['object']->getID(), MOD_STANDARD_CODENAME, array('headCallback' => array($code)));
} else {
$this->_tagHeaderCode = array('code' => CMS_XMLTag::indentPHP(CMS_XMLTag::cleanComputedDefinition($ajaxCode)));
}
return $return;
}
