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<?php
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require_once(dirname(__FILE__) . '/../select2/Select2.class.php');
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/**
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* This widget is designed to generate more user friendly autocomplete widgets.
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*
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* @package symfony
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* @subpackage widget
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* @link https://github.com/19Gerhard85/sfSelect2WidgetsPlugin
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* @author Ing. Gerhard Schranz <[email protected]>
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* @version 0.1 2013-03-11
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*/
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class sfWidgetFormSelect2Choice extends sfWidgetFormChoice
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{
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/**
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* Configures the current widget.
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*
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* Available options:
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*
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* * url: The URL to call to get the choices to use (required)
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* * config: A JavaScript array that configures the JQuery autocompleter widget
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* * value_callback: A callback that converts the value before it is displayed
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*
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* @param array $options An array of options
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* @param array $attributes An array of default HTML attributes
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*
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* @see sfWidgetForm
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*/
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protected function configure($options = array(), $attributes = array())
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{
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$this->addOption('culture', sfContext::getInstance()->getUser()->getCulture());
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$this->addOption('width', sfConfig::get('sf_sfSelect2Widgets_width'));
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parent::configure($options, $attributes);
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}
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public function getChoices()
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{
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$choices = parent::getChoices();
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if (count($choices) > 0 && isset($choices['']) && $choices[''] == '') {
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$choices[''] = ' ';
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}
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return $choices;
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}
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/**
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* @param string $name The element name
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* @param string $value The date displayed in this widget
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* @param array $attributes An array of HTML attributes to be merged with the default HTML attributes
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* @param array $errors An array of errors for the field
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*
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* @return string An HTML tag string
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*
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* @see sfWidgetForm
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*/
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public function render($name, $value = null, $attributes = array(), $errors = array())
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{
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$id = $this->generateId($name);
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$choices = $this->getChoices();
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$return = parent::render($name, $value, $attributes, $errors);
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$return .= sprintf(<<<EOF
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<script type="text/javascript">
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function formatResult(item)
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{
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return item.text;
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}
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jQuery("#%s").select2(
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{
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width: '%s',
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allowClear: %s
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});
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</script>
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EOF
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,
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$id,
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$this->getOption('width'),
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isset($choices['']) ? 'true' : 'false'
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);
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return $return;
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}
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/**
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* Gets the stylesheet paths associated with the widget.
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*
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* @return array An array of stylesheet paths
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*/
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public function getStylesheets()
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{
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return Select2::addStylesheets();
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}
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/**
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* Gets the JavaScript paths associated with the widget.
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101
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*
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* @return array An array of JavaScript paths
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*/
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public function getJavascripts()
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{
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return Select2::addJavascripts($this->getOption('culture'));
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}
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}
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19Gerhard85 /
sfSelect2WidgetsPlugin
