- <?php
- * @file
- * Definition of views_handler_field_serialized.
- */
-
- * Field handler to show data of serialized fields.
- *
- * @ingroup views_field_handlers
- */
- class views_handler_field_serialized extends views_handler_field {
-
- function option_definition() {
- $options = parent::option_definition();
- $options['format'] = array('default' => 'unserialized');
- $options['key'] = array('default' => '');
- return $options;
- }
-
-
- function options_form(&$form, &$form_state) {
- parent::options_form($form, $form_state);
-
- $form['format'] = array(
- '#type' => 'select',
- '#title' => t('Display format'),
- '#description' => t('How should the serialized data be displayed. You can choose a custom array/object key or a print_r on the full output.'),
- '#options' => array(
- 'unserialized' => t('Full data (unserialized)'),
- 'serialized' => t('Full data (serialized)'),
- 'key' => t('A certain key'),
- ),
- '#default_value' => $this->options['format'],
- );
- $form['key'] = array(
- '#type' => 'textfield',
- '#title' => t('Which key should be displayed'),
- '#default_value' => $this->options['key'],
- '#states' => array(
- 'visible' => array(
- ':input[name="options[format]"]' => array('value' => 'key'),
- ),
- ),
- );
- }
-
- function options_validate(&$form, &$form_state) {
-
- if ($form_state['values']['options']['format'] == 'key' && $form_state['values']['options']['key'] == '') {
- form_error($form['key'], t('You have to enter a key if you want to display a key of the data.'));
- }
- }
-
- function render($values) {
- $value = $values->{$this->field_alias};
-
- if ($this->options['format'] == 'unserialized') {
- return check_plain(print_r(unserialize($value), TRUE));
- }
- elseif ($this->options['format'] == 'key' && !empty($this->options['key'])) {
- $value = (array) unserialize($value);
- return check_plain($value[$this->options['key']]);
- }
-
- return check_plain($value);
- }
- }