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<?php
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/**
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* @file
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* Definition of views_handler_field_boolean.
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*/
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/**
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* A handler to provide proper displays for booleans.
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*
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* Allows for display of true/false, yes/no, on/off, enabled/disabled.
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*
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* Definition terms:
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* - output formats: An array where the first entry is displayed on boolean true
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* and the second is displayed on boolean false. An example for sticky is:
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* @code
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* 'output formats' => array(
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* 'sticky' => array(t('Sticky'), ''),
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* ),
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* @endcode
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*
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* @ingroup views_field_handlers
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*/
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class views_handler_field_boolean extends views_handler_field {
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/**
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* {@inheritdoc}
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*/
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public function option_definition() {
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$options = parent::option_definition();
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$options['type'] = array('default' => 'yes-no');
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$options['type_custom_true'] = array('default' => '', 'translatable' => TRUE);
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$options['type_custom_false'] = array('default' => '', 'translatable' => TRUE);
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$options['not'] = array('definition bool' => 'reverse');
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return $options;
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}
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/**
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* {@inheritdoc}
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*/
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public function init(&$view, &$options) {
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parent::init($view, $options);
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$default_formats = array(
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'yes-no' => array(t('Yes'), t('No')),
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'true-false' => array(t('True'), t('False')),
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'on-off' => array(t('On'), t('Off')),
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'enabled-disabled' => array(t('Enabled'), t('Disabled')),
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'boolean' => array(1, 0),
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'unicode-yes-no' => array('✔', '✖'),
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);
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$output_formats = isset($this->definition['output formats']) ? $this->definition['output formats'] : array();
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$custom_format = array('custom' => array(t('Custom')));
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$this->formats = array_merge($default_formats, $output_formats, $custom_format);
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}
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/**
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* {@inheritdoc}
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*/
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public function options_form(&$form, &$form_state) {
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foreach ($this->formats as $key => $item) {
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$options[$key] = implode('/', $item);
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}
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$form['type'] = array(
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'#type' => 'select',
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'#title' => t('Output format'),
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'#options' => $options,
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'#default_value' => $this->options['type'],
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);
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$form['type_custom_true'] = array(
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'#type' => 'textfield',
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'#title' => t('Custom output for TRUE'),
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'#default_value' => $this->options['type_custom_true'],
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'#states' => array(
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'visible' => array(
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'select[name="options[type]"]' => array('value' => 'custom'),
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),
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),
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);
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$form['type_custom_false'] = array(
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'#type' => 'textfield',
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'#title' => t('Custom output for FALSE'),
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'#default_value' => $this->options['type_custom_false'],
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'#states' => array(
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'visible' => array(
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'select[name="options[type]"]' => array('value' => 'custom'),
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),
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),
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);
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$form['not'] = array(
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'#type' => 'checkbox',
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'#title' => t('Reverse'),
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'#description' => t('If checked, true will be displayed as false.'),
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'#default_value' => $this->options['not'],
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);
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parent::options_form($form, $form_state);
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}
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/**
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* {@inheritdoc}
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*/
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public function render($values) {
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$value = $this->get_value($values);
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if (!empty($this->options['not'])) {
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$value = !$value;
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}
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if ($this->options['type'] == 'custom') {
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return $value ? filter_xss_admin($this->options['type_custom_true']) : filter_xss_admin($this->options['type_custom_false']);
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}
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elseif (isset($this->formats[$this->options['type']])) {
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return $value ? $this->formats[$this->options['type']][0] : $this->formats[$this->options['type']][1];
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}
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else {
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return $value ? $this->formats['yes-no'][0] : $this->formats['yes-no'][1];
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}
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}
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}
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