Example:
$options['onLoading'] = "doit";
$options['onComplete'] = "more";
echo TJavaScript::encode($options);
expects the following javascript code
{'onLoading':'doit','onComplete':'more'}
For higher complexity data structures use {@link jsonEncode} and {@link jsonDecode}
to serialize and unserialize. /**
* Register a default button to panel. When the $panel is in focus and
* the 'enter' key is pressed, the $button will be clicked.
* @param TControl|string panel (or its unique ID) to register the default button action
* @param TControl|string button (or its unique ID) to trigger a postback
*/
public function registerDefaultButton($panel, $button)
{
$panelID = is_string($panel) ? $panel : $panel->getUniqueID();
if (is_string($button)) {
$buttonID = $button;
} else {
$button->setIsDefaultButton(true);
$buttonID = $button->getUniqueID();
}
$options = TJavaScript::encode($this->getDefaultButtonOptions($panelID, $buttonID));
$code = "new Prado.WebUI.DefaultButton({$options});";
$this->_endScripts['prado:' . $panelID] = $code;
$this->registerPradoScriptInternal('prado');
$params = array($panelID, $buttonID);
$this->_page->registerCachingAction('Page.ClientScript', 'registerDefaultButton', $params);
}
/**
* Ensure that the ID attribute is rendered and registers the javascript code
* for initializing the active control.
*/
protected function addAttributesToRender($writer)
{
parent::addAttributesToRender($writer);
$cs = $this->getPage()->getClientScript();
if ($this->getGhosting() == TDraggableGhostingOptions::SuperGhosting) {
$cs->registerPradoScript('dragdropextra');
} else {
$cs->registerPradoScript('dragdrop');
}
$writer->addAttribute('id', $this->getClientID());
$options = TJavaScript::encode($this->getPostBackOptions());
$class = $this->getClientClassName();
$code = "new {$class}('{$this->getClientId()}', {$options}) ";
$cs->registerEndScript(sprintf('%08X', crc32($code)), $code);
}
/**
* Ensure that the ID attribute is rendered and registers the javascript code
* for initializing the active control. Also registers language specific global
* settings for the first used date picker.
*/
protected function addAttributesToRender($writer)
{
$cs = $this->getPage()->getClientScript();
if (self::$_first) {
$code = "jQuery(document).ready(function(){jQuery.datepicker.setDefaults(jQuery.datepicker.regional['{$this->getCurrentCulture()}']);});";
$cs->registerEndScript(sprintf('%08X', crc32($code)), $code);
self::$_first = false;
}
parent::addAttributesToRender($writer);
$options = TJavaScript::encode($this->getOptions()->toArray());
$code = "jQuery('#" . $this->getWidgetID() . "')." . $this->getWidget() . "(" . $options . ");";
$cs->registerEndScript(sprintf('%08X', crc32($code)), $code);
}
/**
* @return Array of active control options
*/
public function toArray()
{
$ret = $this->_options === null ? array() : $this->_options;
foreach ($this->_control->getValidEvents() as $event) {
if ($this->_control->hasEventHandler('on' . $event)) {
$ret[$event] = new TJavaScriptLiteral("function( event, ui ) { Prado.JuiCallback(" . TJavaScript::encode($this->_control->getUniqueID()) . ", " . TJavaScript::encode($event) . ", event, ui, this); }");
}
}
return $ret;
}
/**
* Ensure that the ID attribute is rendered and registers the javascript code
* for initializing the active control.
*/
protected function addAttributesToRender($writer)
{
parent::addAttributesToRender($writer);
$writer->addAttribute('id', $this->getClientID());
$options = TJavaScript::encode($this->getPostBackOptions());
$cs = $this->getPage()->getClientScript();
$code = "jQuery('#" . $this->getWidgetID() . "')." . $this->getWidget() . "(" . $options . ");";
$cs->registerEndScript(sprintf('%08X', crc32($code)), $code);
}
/**
* Publish the color picker assets.
*/
protected function publishColorPickerAssets()
{
$cs = $this->getPage()->getClientScript();
$key = "prado:" . get_class($this);
$imgs['button.gif'] = $this->getAssetUrl('button.gif');
$imgs['background.png'] = $this->getAssetUrl('background.png');
$options = TJavaScript::encode($imgs);
$code = "Prado.WebUI.TColorPicker.UIImages = {$options};";
$cs->registerEndScript($key, $code);
$cs->registerPradoScript("colorpicker");
$url = $this->getAssetUrl($this->getColorPickerStyle() . '.css');
if (!$cs->isStyleSheetFileRegistered($url)) {
$cs->registerStyleSheetFile($url, $url);
}
}
/**
* Registers the individual validator client-side javascript code.
*/
protected function registerClientScriptValidator()
{
$key = 'prado:' . $this->getClientID();
if (!$this->getPage()->getClientScript()->isEndScriptRegistered($key)) {
$options = TJavaScript::encode($this->getClientScriptOptions());
$script = 'new ' . $this->getClientClassName() . '(' . $options . ');';
$this->getPage()->getClientScript()->registerEndScript($key, $script);
}
}
/**
* Registers the relevant JavaScript.
*/
protected function registerClientScript()
{
$id = $this->getClientID();
$options = TJavaScript::encode($this->getClientOptions());
$className = $this->getClientClassName();
$cs = $this->getPage()->getClientScript();
$cs->registerPradoScript('tabpanel');
$code = "new {$className}({$options});";
$cs->registerEndScript("prado:{$id}", $code);
// ensure an item is always active and visible
$index = $this->getActiveViewIndex();
if (!$this->getViews()->itemAt($index)->Visible) {
$index = 0;
}
$cs->registerHiddenField($id . '_1', $index);
}
protected function registerClientScript()
{
$id = $this->getClientID();
$options = TJavaScript::encode($this->getClientOptions());
$className = $this->getClientClassName();
$cs = $this->Page->ClientScript;
$code = "new {$className}({$options});";
$cs->registerPradoScript('ajax');
$cs->registerEndScript("grecaptcha:{$id}", $code);
}
public function renderContents($writer)
{
$readyscript = 'jQuery(document).trigger(' . TJavaScript::quoteString('captchaready:' . $this->getClientID()) . ')';
$cs = $this->Page->ClientScript;
$id = $this->getClientID();
$divid = $id . '_1_recaptchadiv';
$writer->write('<div id="' . htmlspecialchars($divid) . '">');
if (!$this->Page->IsCallback) {
$writer->write(TJavaScript::renderScriptBlock('var RecaptchaOptions = ' . TJavaScript::jsonEncode($this->getClientSideOptions()) . ';'));
$html = $this->recaptcha_get_html($this->getPublicKey());
/*
reCAPTCHA currently does not support multiple validations per page
$html = str_replace(
array(self::ChallengeFieldName,self::ResponseFieldName),
array($this->getChallengeFieldName(),$this->getResponseFieldName()),
$html
);
*/
$writer->write($html);
$cs->registerEndScript('ReCaptcha::EventScript', 'jQuery(document).ready(function() { ' . $readyscript . '; } );');
} else {
$options = $this->getClientSideOptions();
$options['callback'] = new TJavaScriptLiteral('function() { ' . $readyscript . '; ' . $this->getCallbackScript() . '; }');
$cs->registerScriptFile('ReCaptcha::AjaxScript', self::RECAPTCHA_JS);
$cs->registerEndScript('ReCaptcha::CreateScript::' . $id, implode(' ', array('if (!jQuery(' . TJavaScript::quoteString('#' . $this->getResponseFieldName()) . '))', '{', 'Recaptcha.destroy();', 'Recaptcha.create(', TJavaScript::quoteString($this->getPublicKey()) . ', ', TJavaScript::quoteString($divid) . ', ', TJavaScript::encode($options), ');', '}')));
}
$writer->write('</div>');
}
protected function renderClientControlScript($writer)
{
$cs = $this->getPage()->getClientScript();
if (!$cs->isEndScriptRegistered('TDatePicker.spacer')) {
$spacer = $this->getAssetUrl('spacer.gif');
$code = "Prado.WebUI.TDatePicker.spacer = '{$spacer}';";
$cs->registerEndScript('TDatePicker.spacer', $code);
}
$options = TJavaScript::encode($this->getDatePickerOptions());
$code = "new Prado.WebUI.TActiveDatePicker({$options});";
$cs->registerEndScript("prado:" . $this->getClientID(), $code);
}
/**
* Registers the editor javascript file and code to initialize the editor.
*/
protected function registerEditorClientScript($writer)
{
$this->loadJavascriptLibrary();
$scripts = $this->getPage()->getClientScript();
$options = array('EditorOptions' => $this->getEditorOptions());
$options = TJavaScript::encode($options, true, true);
$script = "new {$this->getClientClassName()}({$options})";
$scripts->registerEndScript('prado:THtmlArea4' . $this->ClientID, $script);
}
/**
* @param string callback requestion options as javascript code.
*/
public function getJsCallbackOptions()
{
return TJavaScript::encode($this->getClientSideOptions());
}
/**
* Registers the relevant JavaScript.
*/
protected function registerClientScript()
{
$options = TJavaScript::encode($this->getClientOptions());
$className = $this->getClientClassName();
$cs = $this->getPage()->getClientScript();
$cs->registerPradoScript('keyboard');
$cs->registerEndScript('prado:' . $this->getClientID(), "new {$className}({$options});");
}
/**
* Render the javascript for validation summary.
* @param array list of options for validation summary.
*/
protected function renderJsSummary()
{
if (!$this->getEnabled(true) || !$this->getEnableClientScript()) {
return;
}
$cs = $this->getPage()->getClientScript();
$cs->registerPradoScript('validator');
//need to register the validation manager is validation summary is alone.
$formID = $this->getPage()->getForm()->getClientID();
$scriptKey = "TBaseValidator:{$formID}";
if ($this->getEnableClientScript() && !$cs->isEndScriptRegistered($scriptKey)) {
$manager['FormID'] = $formID;
$options = TJavaScript::encode($manager);
$cs->registerPradoScript('validator');
$cs->registerEndScript($scriptKey, "new Prado.ValidationManager({$options});");
}
$options = TJavaScript::encode($this->getClientScriptOptions());
$script = "new Prado.WebUI.TValidationSummary({$options});";
$cs->registerEndScript($this->getClientID(), $script);
}
