/**
* Sends response to output.
* @return void
*/
public function send()
{
Nette\Environment::getHttpResponse()->setContentType($this->contentType);
Nette\Environment::getHttpResponse()->setExpiration(FALSE);
echo Nette\Json::encode($this->payload);
}
private function getClientScript(IFormControl $control, $operation, $arg)
{
$operation = strtolower($operation);
$elem = 'form[' . Nette\Json::encode($control->getHtmlName()) . ']';
switch (TRUE) {
case $control instanceof HiddenField || $control->isDisabled():
return NULL;
case $operation === ':filled' && $control instanceof RadioList:
return "res = (val = nette.getValue({$elem})) !== null;";
case $operation === ':submitted' && $control instanceof SubmitButton:
return "res = sender && sender.name==" . Nette\Json::encode($control->getHtmlName()) . ";";
case $operation === ':equal' && $control instanceof MultiSelectBox:
$tmp = array();
foreach (is_array($arg) ? $arg : array($arg) as $item) {
$tmp[] = "options[i].value==" . Nette\Json::encode((string) $item);
}
$first = $control->isFirstSkipped() ? 1 : 0;
return "var options = {$elem}.options; res = false;\n" . "for (var i={$first}, len=options.length; i<len; i++)\n\t" . "if (options[i].selected && (" . implode(' || ', $tmp) . ")) { res = true; break; }";
case $operation === ':filled' && $control instanceof SelectBox:
return "res = {$elem}.selectedIndex >= " . ($control->isFirstSkipped() ? 1 : 0) . ";";
case $operation === ':filled' && $control instanceof TextBase:
return "val = nette.getValue({$elem}); res = val!='' && val!=" . Nette\Json::encode((string) $control->getEmptyValue()) . ";";
case $operation === ':minlength' && $control instanceof TextBase:
return "res = (val = nette.getValue({$elem})).length>=" . (int) $arg . ";";
case $operation === ':maxlength' && $control instanceof TextBase:
return "res = (val = nette.getValue({$elem})).length<=" . (int) $arg . ";";
case $operation === ':length' && $control instanceof TextBase:
if (!is_array($arg)) {
$arg = array($arg, $arg);
}
return "val = nette.getValue({$elem}); res = " . ($arg[0] === NULL ? "true" : "val.length>=" . (int) $arg[0]) . " && " . ($arg[1] === NULL ? "true" : "val.length<=" . (int) $arg[1]) . ";";
case $operation === ':email' && $control instanceof TextBase:
return 'res = /^[^@\\s]+@[^@\\s]+\\.[a-z]{2,10}$/i.test(val = nette.getValue(' . $elem . '));';
case $operation === ':url' && $control instanceof TextBase:
return 'res = /^.+\\.[a-z]{2,6}(\\/.*)?$/i.test(val = nette.getValue(' . $elem . '));';
case $operation === ':regexp' && $control instanceof TextBase:
if (!preg_match('#^(/.*/)([imu]*)$#', $arg, $matches)) {
return NULL;
// regular expression must be JavaScript compatible
}
$arg = $matches[1] . str_replace('u', '', $matches[2]);
return "res = {$arg}.test(val = nette.getValue({$elem}));";
case $operation === ':integer' && $control instanceof TextBase:
return "res = /^-?[0-9]+\$/.test(val = nette.getValue({$elem}));";
case $operation === ':float' && $control instanceof TextBase:
return "res = /^-?[0-9]*[.,]?[0-9]+\$/.test(val = nette.getValue({$elem}));";
case $operation === ':range' && $control instanceof TextBase:
return "val = nette.getValue({$elem}); res = " . ($arg[0] === NULL ? "true" : "parseFloat(val)>=" . Nette\Json::encode((double) $arg[0])) . " && " . ($arg[1] === NULL ? "true" : "parseFloat(val)<=" . Nette\Json::encode((double) $arg[1])) . ";";
case $operation === ':filled' && $control instanceof FormControl:
return "res = (val = nette.getValue({$elem})) != '';";
case $operation === ':valid' && $control instanceof FormControl:
return "res = !this[" . Nette\Json::encode($control->getHtmlName()) . "](sender);";
case $operation === ':equal' && $control instanceof FormControl:
if ($control instanceof Checkbox) {
$arg = (bool) $arg;
}
$tmp = array();
foreach (is_array($arg) ? $arg : array($arg) as $item) {
if ($item instanceof IFormControl) {
// compare with another form control?
$tmp[] = "val==nette.getValue(form[" . Nette\Json::encode($item->getHtmlName()) . "])";
} else {
$tmp[] = "val==" . Nette\Json::encode($item);
}
}
return "val = nette.getValue({$elem}); res = (" . implode(' || ', $tmp) . ");";
}
}
/**
* Escapes string for use inside JavaScript template.
* @param mixed UTF-8 encoding
* @return string
*/
public static function escapeJs($s)
{
if (is_object($s) && ($s instanceof ITemplate || $s instanceof Html || $s instanceof Form)) {
$s = $s->__toString(TRUE);
}
return str_replace(']]>', ']]\\x3E', Nette\Json::encode($s));
}
/**
* Sends response to output.
* @return void
*/
public function send(Nette\Web\IHttpRequest $httpRequest, Nette\Web\IHttpResponse $httpResponse)
{
$httpResponse->setContentType($this->contentType);
$httpResponse->setExpiration(FALSE);
echo Nette\Json::encode($this->payload);
}