/**
* @todo create API for classes with pseudoselectors
* @access private
*/
protected function pseudoClasses($class)
{
// TODO clean args parsing ?
$class = ltrim($class, ':');
$haveArgs = mb_strpos($class, '(');
if ($haveArgs !== false) {
$args = substr($class, $haveArgs + 1, -1);
$class = substr($class, 0, $haveArgs);
}
switch ($class) {
case 'even':
case 'odd':
$stack = array();
foreach ($this->elements as $i => $node) {
if ($class == 'even' && $i % 2 == 0) {
$stack[] = $node;
} else {
if ($class == 'odd' && $i % 2) {
$stack[] = $node;
}
}
}
$this->elements = $stack;
break;
case 'eq':
$k = intval($args);
$this->elements = isset($this->elements[$k]) ? array($this->elements[$k]) : array();
break;
case 'gt':
$this->elements = array_slice($this->elements, $args + 1);
break;
case 'lt':
$this->elements = array_slice($this->elements, 0, $args + 1);
break;
case 'first':
if (isset($this->elements[0])) {
$this->elements = array($this->elements[0]);
}
break;
case 'last':
if ($this->elements) {
$this->elements = array($this->elements[count($this->elements) - 1]);
}
break;
/*case 'parent':
$stack = array();
foreach( $this->elements as $node ) {
if ( $node->childNodes->length )
$stack[] = $node;
}
$this->elements = $stack;
break;*/
/*case 'parent':
$stack = array();
foreach( $this->elements as $node ) {
if ( $node->childNodes->length )
$stack[] = $node;
}
$this->elements = $stack;
break;*/
case 'contains':
$text = trim($args, "\"'");
$stack = array();
foreach ($this->elements as $node) {
if (mb_strpos($node->textContent, $text) === false) {
continue;
}
$stack[] = $node;
}
$this->elements = $stack;
break;
case 'not':
$selector = self::unQuote($args);
$this->elements = $this->not($selector)->stack();
break;
case 'slice':
// TODO jQuery difference ?
$args = exlode(',', str_replace(', ', ',', trim($args, "\"'")));
$start = $args[0];
$end = isset($args[1]) ? $args[1] : null;
if ($end > 0) {
$end = $end - $start;
}
$this->elements = array_slice($this->elements, $start, $end);
break;
case 'has':
$selector = trim($args, "\"'");
$stack = array();
foreach ($this->elements as $el) {
if ($this->find($selector, $el, true)->length) {
$stack[] = $el;
}
}
$this->elements = $stack;
break;
case 'submit':
case 'reset':
$this->elements = phpQuery::merge($this->map(array($this, 'is'), "input[type={$class}]", new CallbackParam()), $this->map(array($this, 'is'), "button[type={$class}]", new CallbackParam()));
break;
// $stack = array();
// foreach($this->elements as $node)
// if ($node->is('input[type=submit]') || $node->is('button[type=submit]'))
// $stack[] = $el;
// $this->elements = $stack;
// $stack = array();
// foreach($this->elements as $node)
// if ($node->is('input[type=submit]') || $node->is('button[type=submit]'))
// $stack[] = $el;
// $this->elements = $stack;
case 'input':
$this->elements = $this->map(array($this, 'is'), 'input', new CallbackParam())->elements;
break;
case 'password':
case 'checkbox':
case 'radio':
case 'hidden':
case 'image':
case 'file':
$this->elements = $this->map(array($this, 'is'), "input[type={$class}]", new CallbackParam())->elements;
break;
case 'parent':
$this->elements = $this->map(create_function('$node', '
return $node instanceof DOMELEMENT && $node->childNodes->length
? $node : null;'))->elements;
break;
case 'empty':
$this->elements = $this->map(create_function('$node', '
return $node instanceof DOMELEMENT && $node->childNodes->length
? null : $node;'))->elements;
break;
case 'disabled':
case 'selected':
case 'checked':
$this->elements = $this->map(array($this, 'is'), "[{$class}]", new CallbackParam())->elements;
break;
case 'enabled':
$this->elements = $this->map(create_function('$node', '
return pq($node)->not(":disabled") ? $node : null;'))->elements;
break;
case 'header':
$this->elements = $this->map(create_function('$node', '$isHeader = isset($node->tagName) && in_array($node->tagName, array(
"h1", "h2", "h3", "h4", "h5", "h6", "h7"
));
return $isHeader
? $node
: null;'))->elements;
// $this->elements = $this->map(
// create_function('$node', '$node = pq($node);
// return $node->is("h1")
// || $node->is("h2")
// || $node->is("h3")
// || $node->is("h4")
// || $node->is("h5")
// || $node->is("h6")
// || $node->is("h7")
// ? $node
// : null;')
// )->elements;
break;
case 'only-child':
$this->elements = $this->map(create_function('$node', 'return pq($node)->siblings()->size() == 0 ? $node : null;'))->elements;
break;
case 'first-child':
$this->elements = $this->map(create_function('$node', 'return pq($node)->prevAll()->size() == 0 ? $node : null;'))->elements;
break;
case 'last-child':
$this->elements = $this->map(create_function('$node', 'return pq($node)->nextAll()->size() == 0 ? $node : null;'))->elements;
break;
case 'nth-child':
$param = trim($args, "\"'");
if (!$param) {
break;
}
// nth-child(n+b) to nth-child(1n+b)
if ($param[0] == 'n') {
$param = '1' . $param;
}
// :nth-child(index/even/odd/equation)
if ($param == 'even' || $param == 'odd') {
$mapped = $this->map(create_function('$node, $param', '$index = pq($node)->prevAll()->size()+1;
if ($param == "even" && ($index%2) == 0)
return $node;
else if ($param == "odd" && $index%2 == 1)
return $node;
else
return null;'), new CallbackParam(), $param);
} else {
if (mb_strlen($param) > 1 && $param[1] == 'n') {
// an+b
$mapped = $this->map(create_function('$node, $param', '$prevs = pq($node)->prevAll()->size();
$index = 1+$prevs;
$b = mb_strlen($param) > 3
? $param{3}
: 0;
$a = $param{0};
if ($b && $param{2} == "-")
$b = -$b;
if ($a > 0) {
return ($index-$b)%$a == 0
? $node
: null;
phpQuery::debug($a."*".floor($index/$a)."+$b-1 == ".($a*floor($index/$a)+$b-1)." ?= $prevs");
return $a*floor($index/$a)+$b-1 == $prevs
? $node
: null;
} else if ($a == 0)
return $index == $b
? $node
: null;
else
// negative value
return $index <= $b
? $node
: null;
// if (! $b)
// return $index%$a == 0
// ? $node
// : null;
// else
// return ($index-$b)%$a == 0
// ? $node
// : null;
'), new CallbackParam(), $param);
} else {
// index
$mapped = $this->map(create_function('$node, $index', '$prevs = pq($node)->prevAll()->size();
if ($prevs && $prevs == $index-1)
return $node;
else if (! $prevs && $index == 1)
return $node;
else
return null;'), new CallbackParam(), $param);
}
}
$this->elements = $mapped->elements;
break;
default:
$this->debug("Unknown pseudoclass '{$class}', skipping...");
}
}
/**
* This function add day to date
*/
function addDays($fecha, $ndias)
{
if (preg_match("/[0-9]{1,2}\\/[0-9]{1,2}\\/([0-9][0-9]){1,2}/", $fecha)) {
list($dia, $mes, $ano) = exlode("/", $fecha);
}
if (preg_match("/[0-9]{1,2}-[0-9]{1,2}-([0-9][0-9]){1,2}/", $fecha)) {
list($ano, $mes, $dia) = explode("-", $fecha);
}
$nueva = mktime(0, 0, 0, $mes, $dia, $ano) - $ndias * 24 * 60 * 60;
$nuevafecha = date("Y-m-d", $nueva);
return $nuevafecha;
}
/**
* @todo create API for classes with pseudoselectors
*/
protected function filterPseudoClasses($class)
{
// TODO clean args parsing ?
$class = ltrim($class, ':');
$haveArgs = strpos($class, '(');
if ($haveArgs !== false) {
$args = substr($class, $haveArgs + 1, -1);
$class = substr($class, 0, $haveArgs);
}
switch ($class) {
case 'even':
case 'odd':
$stack = array();
foreach ($this->elements as $i => $node) {
if ($class == 'even' && $i % 2 == 0) {
$stack[] = $node;
} else {
if ($class == 'odd' && $i % 2) {
$stack[] = $node;
}
}
}
$this->elements = $stack;
break;
case 'eq':
$k = intval($args);
$this->elements = isset($this->elements[$k]) ? array($this->elements[$k]) : array();
break;
case 'gt':
$this->elements = array_slice($this->elements, $args + 1);
break;
case 'lt':
$this->elements = array_slice($this->elements, 0, $args + 1);
break;
case 'first':
if (isset($this->elements[0])) {
$this->elements = array($this->elements[0]);
}
break;
case 'last':
if ($this->elements) {
$this->elements = array($this->elements[count($this->elements) - 1]);
}
break;
case 'parent':
$stack = array();
foreach ($this->elements as $node) {
if ($node->childNodes->length) {
$stack[] = $node;
}
}
$this->elements = $stack;
break;
case 'contains':
$text = trim($args, "\"'");
$stack = array();
foreach ($this->elements as $node) {
if (strpos($node->textContent, $text) === false) {
continue;
}
$stack[] = $node;
}
$this->elements = $stack;
break;
case 'not':
$query = trim($args, "\"'");
$stack = $this->elements;
$newStack = array();
foreach ($stack as $node) {
$this->elements = array($node);
if (!$this->is($query)) {
$newStack[] = $node;
}
}
$this->elements = $newStack;
break;
case 'slice':
$args = exlode(',', str_replace(', ', ',', trim($args, "\"'")));
$start = $args[0];
$end = isset($args[1]) ? $args[1] : null;
if ($end > 0) {
$end = $end - $start;
}
$this->elements = array_slice($this->elements, $start, $end);
break;
case 'has':
$selector = trim($args, "\"'");
$stack = array();
foreach ($this->elements as $el) {
if ($this->find($selector, $el)->length()) {
$stack[] = $el;
}
}
$this->elements = $stack;
break;
default:
$this->debug("Unknown pseudoclass '{$class}', skipping...");
}
}