/**
* The internal _parse() method uses a fairly simple regular expression to match key/value pairs
* within the Doc Comment string returned by any of our _get…Meta() methods
*
* @param type $comment
* @return type
*/
protected function _parse($comment)
{
$meta = array();
$pattern = '(@[a-zá-žA-ZÁ-Ž]+\\s*[a-zá-žA-ZÁ-Ž0-9, ()_]*)';
$matches = StringMethods::match($comment, $pattern);
if ($matches != null) {
foreach ($matches as $match) {
$parts = ArrayMethods::clean(ArrayMethods::trim(StringMethods::split($match, '[\\s]', 2)));
$meta[$parts[0]] = true;
if (count($parts) > 1) {
$meta[$parts[0]] = ArrayMethods::clean(ArrayMethods::trim(StringMethods::split($parts[1], ',')));
}
}
}
return $meta;
}
/**
*
* @return type
*/
public function first()
{
$limit = $this->_limit;
$offset = $this->_offset;
$this->limit(1);
$all = $this->all();
$first = ArrayMethods::first($all);
if ($limit) {
$this->_limit = $limit;
}
if ($offset) {
$this->_offset = $offset;
}
return $first;
}
/**
* The _tree() method loops through the array of template segments,
* generated by the _array() method, and organizes them into a hierarchical structure.
* Plain text nodes are simply assigned as-is to the tree, while additional metadata is
* generated and assigned with the tags. One important thing to note is that certain
* statements have an isolated property. This specifies whether text is allowed before the statement.
* When the loop gets to an isolated tag, it removes the preceding segment
* (as long as it is a plain text segment), so that the resultant function
* code is syntactically correct. The last bit of template processing we need to do is
* convert the template tree into a PHP function. This will allow us to reuse
* the template without having to recompile it.
*
* @param array $array
* @return array
*/
protected function _tree($array)
{
$root = array("children" => array());
$current =& $root;
foreach ($array as $i => $node) {
$result = $this->_tag($node);
if ($result) {
$tag = isset($result["tag"]) ? $result["tag"] : "";
$arguments = isset($result["arguments"]) ? $result["arguments"] : "";
if ($tag) {
if (!$result["closer"]) {
$last = ArrayMethods::last($current["children"]);
if ($result["isolated"] && is_string($last)) {
array_pop($current["children"]);
}
$current["children"][] = array("index" => $i, "parent" => &$current, "children" => array(), "raw" => $result["source"], "tag" => $tag, "arguments" => $arguments, "delimiter" => $result["delimiter"], "number" => count($current["children"]));
$current =& $current["children"][count($current["children"]) - 1];
} else {
if (isset($current["tag"]) && $result["tag"] == $current["tag"]) {
$start = $current["index"] + 1;
$length = $i - $start;
$current["source"] = implode(array_slice($array, $start, $length));
$current =& $current["parent"];
}
}
} else {
$current["children"][] = array("index" => $i, "parent" => &$current, "children" => array(), "raw" => $result["source"], "tag" => $tag, "arguments" => $arguments, "delimiter" => $result["delimiter"], "number" => count($current["children"]));
}
} else {
$current["children"][] = $node;
}
}
return $root;
}
/**
* Extends configuration loaded from config file for configuration loaded
* form database
*/
public function extendForDbConfig()
{
$ca = Config::all();
if ($ca !== null) {
foreach ($ca as $key => $value) {
$this->_configArrMerged[$value->xkey] = $value->value;
}
$this->_parsed = ArrayMethods::toObject($this->_configArrMerged);
Registry::set('configuration', $this->_parsed);
}
}