/**
* Process the DOM for this form.
* @param DOMNode $node
* @param I2CE_Template $template
* @param string $method
* @param array $args
*/
public function processDOM(&$node, &$template, $method, $args)
{
if (!is_callable(array($this, $method))) {
I2CE::raiseError("Method {$method} not callable in {$this->getName()}", E_USER_NOTICE);
//do nothing
return;
}
if ($node->hasAttribute("ifset")) {
$ifset = $node->getAttribute("ifset");
if ($ifset[0] == "!") {
$not = true;
$ifset = substr($ifset, 1);
} else {
$not = false;
}
if (($ifset == "true" || $ifset == "dateblank") && $method == 'displayField') {
//we check a field on the current form. the field name is the argument
$if_field = $this->getField($args[0]);
} else {
$phpfunc = '[a-zA-Z_\\x7f-\\xff][a-zA-Z0-9_\\x7f-\\xff]*';
if (preg_match("/^({$phpfunc})\$/", $ifset)) {
//we are looking at field of this form
$if_field = $this->getField($ifset);
} else {
//we need to check the validity of a field of a different form
$if_field = $template->getField($ifset, $node);
}
}
$is_value = true;
if ($node->hasAttribute("ifvalue")) {
$ifvalue = $node->getAttribute("ifvalue");
if ($ifvalue[0] == "!") {
$val_not = true;
$ifvalue = substr($ifvalue, 1);
} else {
$val_not = false;
}
$is_value = $if_field instanceof I2CE_FormField && $if_field->getDBValue() == $ifvalue;
if ($val_not) {
$is_value = !$is_value;
}
}
$is_valid = $if_field instanceof I2CE_FormField && $if_field->isValid();
if ($ifset == "dateblank") {
$is_valid = $is_valid && $if_field instanceof I2CE_FormField && $if_field->getValue() instanceof I2CE_Date && $if_field->getValue()->isBlank();
}
if (!($is_valid xor $not) || !$is_value) {
$node->parentNode->removeChild($node);
return;
}
$node->removeAttribute("ifset");
} elseif ($node->hasAttribute("ifvalue")) {
$ifvalue = $node->getAttribute("ifvalue");
$if_field = $this->getField($args[0]);
if ($ifvalue[0] == "!") {
$val_not = true;
$ifvalue = substr($ifvalue, 1);
} else {
$val_not = false;
}
$is_value = $if_field instanceof I2CE_FormField && $if_field->getDBValue() == $ifvalue;
if ($val_not) {
$is_value = !$is_value;
}
if (!$is_value) {
$node->parentNode->removeChild($node);
return;
} else {
if ($node->hasAttribute('display') && strlen($display = $node->getAttribute('display')) > 0) {
if ($display[0] == 'f' || !$display) {
$node->removeAttribute('type');
return;
}
}
}
}
$this->{$method}($node, $template, $args);
}
