54 lines
1.8 KiB
PHP
54 lines
1.8 KiB
PHP
<?php
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/**
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* @file
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* filefield_handler_field_data.inc
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*
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* Provides a handler for displaying values within the serialized data column.
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*/
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class filefield_handler_field_data extends views_handler_field_node {
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function option_definition() {
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$options = parent::option_definition();
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$options['data_key'] = array('default' => 'description');
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return $options;
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}
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function options_form(&$form, &$form_state) {
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parent::options_form($form, $form_state);
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$options = array();
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$info = filefield_data_info();
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foreach ($info as $key => $data) {
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$options[$key] = $data['title'] . ' (' . $data['module'] .')';
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}
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$form['data_key'] = array(
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'#title' => t('Data key'),
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'#type' => 'radios',
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'#options' => $options,
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'#required' => TRUE,
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'#default_value' => $this->options['data_key'],
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'#description' => t('The data column may contain only a few or none any of these data options. The name of the module that provides the data is shown in parentheses.'),
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'#weight' => 4,
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);
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}
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function admin_summary() {
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// Display the data to be displayed.
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$info = filefield_data_info();
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return isset($info[$this->options['data_key']]['title']) ? $info[$this->options['data_key']]['title'] : $this->options['data_key'];
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}
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function render($values) {
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$values = drupal_clone($values); // Prevent affecting the original.
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$data = unserialize($values->{$this->field_alias});
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$values->{$this->field_alias} = filefield_data_value($this->options['data_key'], $data[$this->options['data_key']]);
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// Copied from views_handler_field_node(). We just remove the call to
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// sanitize_value() from the original call, becaue our value has already
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// been cleaned by filefield_data_value().
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return $this->render_link($values->{$this->field_alias}, $values);
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}
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}
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