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<?php
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/**
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* @file
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* Definition of views_handler_field_machine_name.
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*/
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/**
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* Field handler whichs allows to show machine name content as human name.
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* @ingroup views_field_handlers
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*
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* Definition items:
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* - options callback: The function to call in order to generate the value options. If omitted, the options 'Yes' and 'No' will be used.
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* - options arguments: An array of arguments to pass to the options callback.
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*/
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class views_handler_field_machine_name extends views_handler_field {
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/**
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* @var array Stores the available options.
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*/
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var $value_options;
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function get_value_options() {
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if (isset($this->value_options)) {
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return;
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}
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if (isset($this->definition['options callback']) && is_callable($this->definition['options callback'])) {
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if (isset($this->definition['options arguments']) && is_array($this->definition['options arguments'])) {
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$this->value_options = call_user_func_array($this->definition['options callback'], $this->definition['options arguments']);
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}
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else {
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$this->value_options = call_user_func($this->definition['options callback']);
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}
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}
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else {
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$this->value_options = array();
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}
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}
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function option_definition() {
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$options = parent::option_definition();
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$options['machine_name'] = array('default' => FALSE, 'bool' => TRUE);
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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, $form_state);
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$form['machine_name'] = array(
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'#title' => t('Output machine name'),
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'#description' => t('Display field as machine name.'),
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'#type' => 'checkbox',
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'#default_value' => !empty($this->options['machine_name']),
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);
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}
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function pre_render(&$values) {
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$this->get_value_options();
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}
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function render($values) {
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$value = $values->{$this->field_alias};
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if (!empty($this->options['machine_name']) || !isset($this->value_options[$value])) {
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$result = check_plain($value);
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}
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else {
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$result = $this->value_options[$value];
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}
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return $result;
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}
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}
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