protected function getJavascriptCallback()
{
HTML_QuickForm2_Loader::loadClass('HTML_QuickForm2_JavascriptBuilder');
$config = $this->getConfig();
$arguments = array($this->owner->getJavascriptValue());
foreach ($config['arguments'] as $arg) {
$arguments[] = HTML_QuickForm2_JavascriptBuilder::encode($arg);
}
return "function() { return !" . $this->findJavascriptName() . "(" . implode(', ', $arguments) . "); }";
}
public function testEncode()
{
$this->assertEquals('null', HTML_QuickForm2_JavascriptBuilder::encode(null));
$this->assertEquals('false', HTML_QuickForm2_JavascriptBuilder::encode(false));
$this->assertEquals('"foo"', HTML_QuickForm2_JavascriptBuilder::encode('foo'));
$this->assertEquals('"\\r\\n\\t\\\'\\"bar\\\\"', HTML_QuickForm2_JavascriptBuilder::encode("\r\n\t'\"bar\\"));
$this->assertEquals(1, HTML_QuickForm2_JavascriptBuilder::encode(1));
$this->assertEquals('[]', HTML_QuickForm2_JavascriptBuilder::encode(array()));
$this->assertEquals('{}', HTML_QuickForm2_JavascriptBuilder::encode(new stdClass()));
$this->assertEquals('["a","b"]', HTML_QuickForm2_JavascriptBuilder::encode(array('a', 'b')));
$this->assertEquals('{"0":"a","b":"c"}', HTML_QuickForm2_JavascriptBuilder::encode(array('a', 'b' => 'c')));
$obj = new stdClass();
$obj->a = 'b';
$obj->c = 'd';
$obj->e = array('f', 'g');
$this->assertEquals('{"a":"b","c":"d","e":["f","g"]}', HTML_QuickForm2_JavascriptBuilder::encode($obj));
try {
$fp = fopen(__FILE__, 'rb');
HTML_QuickForm2_JavascriptBuilder::encode($fp);
$this->fail('Expected HTML_QuickForm2_InvalidArgumentException was not thrown');
} catch (HTML_QuickForm2_InvalidArgumentException $e) {
}
fclose($fp);
}
/**
* Generates a javascript function call to initialize hierselect behaviour
*
* @return string
*/
private function _generateInitScript()
{
HTML_QuickForm2_Loader::loadClass('HTML_QuickForm2_JavascriptBuilder');
$ids = array();
/* @var $element HTML_QuickForm2_Element */
foreach ($this as $element) {
$ids[] = $element->getId();
}
return 'qf.elements.hierselect.init(' . HTML_QuickForm2_JavascriptBuilder::encode($ids) . (empty($this->jsCallback) ? '' : ", {$this->jsCallback}") . ');';
}
/**
* Returns the client-side representation of the Rule
*
* The Javascript object returned contains the following fields:
* - callback: {@see getJavascriptCallback()}
* - elementId: element ID to set error for if validation fails
* - errorMessage: error message to set if validation fails
* - chained: chained rules, array of arrays like in $chainedRules property
*
* @return string
* @throws HTML_QuickForm2_Exception if Rule or its chained Rules can only
* be run server-side
*/
public function getJavascript($outputTriggers = true)
{
HTML_QuickForm2_Loader::loadClass('HTML_QuickForm2_JavascriptBuilder');
$js = $this->getJavascriptCallback() . ",\n\t'" . $this->owner->getId() . "', " . HTML_QuickForm2_JavascriptBuilder::encode($this->getMessage());
$js = $outputTriggers && count($triggers = $this->getJavascriptTriggers()) ? 'new qf.LiveRule(' . $js . ', ' . HTML_QuickForm2_JavascriptBuilder::encode($triggers) : 'new qf.Rule(' . $js;
if (count($this->chainedRules) > 1 || count($this->chainedRules[0]) > 0) {
$chained = array();
foreach ($this->chainedRules as $item) {
$multipliers = array();
foreach ($item as $multiplier) {
$multipliers[] = $multiplier->getJavascript(false);
}
$chained[] = '[' . implode(",\n", $multipliers) . ']';
}
$js .= ",\n\t [" . implode(",\n", $chained) . "]";
}
return $js . ')';
}
/**
* Returns the client-side representation of the Rule
*
* The Javascript object returned contains the following fields:
* - callback: {@see getJavascriptCallback()}
* - elementId: element ID to set error for if validation fails
* - errorMessage: error message to set if validation fails
* - chained: chained rules, array of arrays like in $chainedRules property
*
* @return string
* @throws HTML_QuickForm2_Exception if Rule or its chained Rules can only
* be run server-side
*/
public function getJavascript()
{
HTML_QuickForm2_Loader::loadClass('HTML_QuickForm2_JavascriptBuilder');
$js = "{\n\tcallback: " . $this->getJavascriptCallback() . ",\n" . "\towner: '" . $this->owner->getId() . "',\n" . "\tmessage: " . HTML_QuickForm2_JavascriptBuilder::encode($this->getMessage());
if (count($this->chainedRules) > 1 || count($this->chainedRules[0]) > 0) {
$chained = array();
foreach ($this->chainedRules as $item) {
$multipliers = array();
foreach ($item as $multiplier) {
$multipliers[] = $multiplier->getJavascript();
}
$chained[] = '[' . implode(",\n", $multipliers) . ']';
}
$js .= ",\n\tchained: [" . implode(",\n", $chained) . "]";
}
return $js . "\n}";
}
protected function getJavascriptCallback()
{
HTML_QuickForm2_Loader::loadClass('HTML_QuickForm2_JavascriptBuilder');
$config = $this->getConfig();
$operand1 = $this->owner->getJavascriptValue();
$operand2 = $config['operand'] instanceof HTML_QuickForm2_Node ? $config['operand']->getJavascriptValue() : HTML_QuickForm2_JavascriptBuilder::encode($config['operand']);
if (!in_array($config['operator'], array('===', '!=='))) {
$check = "Number({$operand1}) {$config['operator']} Number({$operand2})";
} else {
$check = "String({$operand1}) {$config['operator']} String({$operand2})";
}
return "function () { return {$check}; }";
}
/**
* Generates Javascript code to initialize repeat behaviour
*
* @param HTML_QuickForm2_Container_Repeat_JavascriptBuilder $evalBuilder
* Javascript builder returning JS string literals
*
* @return string javascript
*/
private function _generateInitScript(HTML_QuickForm2_Container_Repeat_JavascriptBuilder $evalBuilder)
{
$myId = HTML_QuickForm2_JavascriptBuilder::encode($this->getId());
$protoId = HTML_QuickForm2_JavascriptBuilder::encode($this->getPrototype()->getId());
$triggers = array();
/* @var $child HTML_QuickForm2_Node */
foreach ($this->getRecursiveIterator() as $child) {
$triggers[] = $child->getId();
}
$triggers = HTML_QuickForm2_JavascriptBuilder::encode($triggers);
list($rules, $scripts) = $evalBuilder->getFormJavascriptAsStrings();
return "new qf.elements.Repeat(document.getElementById({$myId}), {$protoId}, " . "{$triggers},\n{$rules},\n{$scripts}\n);";
}
