/**
* Adds a validation rule for the current control.
* @param mixed rule type
* @param string message to display for invalid data
* @param mixed optional rule arguments
* @return Rules provides a fluent interface
*/
public function addRule($operation, $message = NULL, $arg = NULL)
{
$rule = new Rule();
$rule->control = $this->control;
$rule->operation = $operation === ':protection' ? ':equal' : $operation;
$this->adjustOperation($rule);
$rule->arg = $arg;
$rule->type = Rule::VALIDATOR;
if ($message === NULL && is_string($operation) && isset(self::$defaultMessages[$operation])) {
$rule->message = self::$defaultMessages[$operation];
} else {
$rule->message = $message;
}
if ($this->parent === NULL) {
// notify only direct rules
$this->control->notifyRule($rule);
}
$this->rules[] = $rule;
return $this;
}
/**
* Filled validator: is control filled?
* @param IFormControl
* @return bool
*/
public static function validateFilled(IFormControl $control)
{
return $control->isFilled();
}
/**
* Renders 'control' part of visual row of controls.
* @param IFormControl
* @return string
*/
public function renderControl(IFormControl $control)
{
$body = $this->getWrapper('control container');
if ($this->counter % 2) $body->class($this->getValue('control .odd'), TRUE);
$description = $control->getOption('description');
if ($description instanceof Html) {
$description = ' ' . $control->getOption('description');
} elseif (is_string($description)) {
$description = ' ' . $this->getWrapper('control description')->setText($control->translate($description));
} else {
$description = '';
}
if ($control->getOption('required')) {
$description = $this->getValue('control requiredsuffix') . $description;
}
if ($this->getValue('control errors')) {
$description .= $this->renderErrors($control);
}
if ($control instanceof Checkbox || $control instanceof Button) {
return $body->setHtml((string) $control->getControl() . (string) $control->getLabel() . $description);
} else {
return $body->setHtml((string) $control->getControl() . $description);
}
}
/**
* Filled validator: has been any radio button selected?
* @param IFormControl
* @return bool
*/
public static function validateFilled(IFormControl $control)
{
return $control->getValue() !== NULL;
}
/**
* Filled validator: has been any file uploaded?
* @param IFormControl
* @return bool
*/
public static function validateFilled(IFormControl $control)
{
$file = $control->getValue();
return $file instanceof HttpUploadedFile && $file->isOK();
}
/**
* Filled validator: has been any item selected?
* @param IFormControl
* @return bool
*/
public static function validateFilled(IFormControl $control)
{
$value = $control->getValue();
return is_array($value) ? count($value) > 0 : $value !== NULL;
}
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) . ");";
}
}
/**
* Filled validator: is control filled?
* @param IFormControl
* @return bool
*/
public static function validateFilled(IFormControl $control)
{
return (string) $control->getValue() !== '';
// NULL, FALSE, '' ==> FALSE
}
public static function validateFilled(IFormControl $control)
{
return $control->getValue() instanceof DateTime;
}