/**
* @return bool
*/
public function accept()
{
$key = parent::key();
$innerIterator = $this->getInnerIterator();
$token = $innerIterator[$key - $this->offset];
$label = null;
if (is_array($token)) {
$label = $token[0];
} elseif (is_string($token)) {
$label = $token;
}
return in_array($label, $this->allowedTokens);
}
/**
* ( excerpt from http://php.net/manual/en/regexiterator.accept.php )
*
* Matches (string) RegexIterator::current() (or RegexIterator::key() if
* the RegexIterator::USE_KEY flag is set) against the regular expression.
*
* @return boolean TRUE if a match, FALSE otherwise.
*/
public function accept()
{
$this->key = parent::key();
$this->current = parent::current();
$matches = array();
$useKey = $this->flags & self::USE_KEY;
$subject = $useKey ? (string) $this->key : (string) $this->current;
switch ($this->mode) {
case self::MATCH:
$ret = preg_match($this->regex, $subject, $matches, $this->pregFlags) > 0;
break;
case self::GET_MATCH:
$this->current = array();
$ret = preg_match($this->regex, $subject, $this->current, $this->pregFlags) > 0;
break;
case self::ALL_MATCHES:
$this->current = array();
preg_match_all($this->regex, $subject, $this->current, $this->pregFlags);
$ret = count($this->current) > 0;
break;
case self::SPLIT:
$this->current = preg_split($this->regex, $subject, null, $this->pregFlags);
$ret = $this->current && count($this->current) > 1;
break;
case self::REPLACE:
$replace_count = 0;
$result = preg_replace($this->regex, $this->replacement, $subject, -1, $replace_count);
if ($result === null || $replace_count == 0) {
$ret = false;
break;
}
if ($useKey) {
$this->key = $result;
$ret = true;
break;
}
$this->current = $result;
$ret = true;
break;
default:
$ret = false;
break;
}
if ($this->flags & self::INVERT_MATCH) {
return !$ret;
} else {
return $ret;
}
}
/** Call the filter callback
* @return result of filter callback
*/
public function accept()
{
$this->key = parent::key();
$this->current = parent::current();
switch ($this->mode) {
default:
case self::USE_FALSE:
return false;
case self::USE_TRUE:
return true;
case self::USE_VALUE:
return (bool) call_user_func($this->callback, $this->current);
case self::USE_KEY:
return (bool) call_user_func($this->callback, $this->key);
case self::USE_BOTH:
return (bool) call_user_func($this->callback, $this->key, $this->current);
}
}
function current()
{
$xml = parent::current();
if (isset($xml[0])) {
$tasks = array();
$task = str_replace(array($this->_tasksNs . ':', '-'), array('', ' '), parent::key());
$task = str_replace(' ', '/', ucwords($task));
$task = str_replace('/', '_', $task);
$task = '\\Pyrus\\Task\\' . $task;
foreach ($xml as $info) {
$attribs = array();
if (isset($xml['attribs'])) {
$attribs = $xml['attribs'];
}
$tasks[] = new $task($this->_parent, $this->_installphase, $info, $attribs, $this->lastversion);
}
$attribs = isset($this->_inner['attribs']) ? array($this->_inner['attribs']) : $this->_inner;
// use proxy for multiple tasks
return new \Pyrus\Task\MultipleProxy($this->_parent, $tasks, $attribs, $this->key());
}
$attribs = array();
if (isset($xml['attribs'])) {
$attribs = $xml['attribs'];
}
$task = \Pyrus\Task\Common::getTask(parent::key());
if ($task === false) {
throw new \RuntimeException('Unknown task `' . parent::key() . '` specified.');
}
return new $task($this->_parent, $this->_installphase, $xml, $attribs, $this->lastversion);
}
public function key() {
$this->init();
return parent::key();
}
public function accept()
{
return preg_match($this->regex, parent::key());
}
function current()
{
$xml = parent::current();
if (isset($xml[0])) {
$tasks = array();
$task = str_replace(array($this->_tasksNs . ':', '-'), array('', ' '), parent::key());
$task = str_replace(' ', '/', ucwords($task));
$task = str_replace('/', '_', $task);
$task = '\PEAR2\Pyrus\Task\\' . $task;
foreach ($xml as $info) {
$attribs = array();
if (isset($xml['attribs'])) {
$attribs = $xml['attribs'];
}
$tasks[] = new $task($this->_parent, $this->_installphase, $info, $attribs, $this->lastversion);
}
$attribs = isset($this->_inner['attribs']) ? array($this->_inner['attribs']) : $this->_inner;
// use proxy for multiple tasks
return new \PEAR2\Pyrus\Task\MultipleProxy($this->_parent, $tasks, $attribs, $this->key());
}
$attribs = array();
if (isset($xml['attribs'])) {
$attribs = $xml['attribs'];
}
$task = str_replace(array($this->_tasksNs . ':', '-'), array('', ' '), parent::key());
$task = str_replace(' ', '/', ucwords($task));
$task = str_replace('/', '_', $task);
$task = '\PEAR2\Pyrus\Task\\' . $task;
return new $task($this->_parent, $this->_installphase, $xml, $attribs, $this->lastversion);
}
public function accept()
{
$fn = $this->callback;
return $fn(parent::current(), parent::key());
}
