function token_example_example_form

Form builder; display lists of supported token entities and text to tokenize.

Related topics

File

token_example/token_example.module, line 59

Code

function token_example_example_form($form_state) {
    $entities = token_entity_info();
    $token_types = array();
    foreach ($entities as $entity_type => $info) {
        $object_callback = "_token_example_get_{$entity_type}";
        if (function_exists($object_callback) && ($objects = $object_callback())) {
            $form[$entity_type] = array(
                '#type' => 'select',
                '#title' => $info['label'],
                '#options' => array(
                    0 => t('Not selected'),
                ) + $objects,
                '#default_value' => isset($form_state['storage'][$entity_type]) ? $form_state['storage'][$entity_type] : 0,
                '#access' => !empty($objects),
            );
            // Build a list of supported token types based on the available entites.
            if ($form[$entity_type]['#access']) {
                $token_types[] = $entity_type;
            }
        }
    }
    $form['text'] = array(
        '#type' => 'textarea',
        '#title' => t('Enter your text here'),
        '#default_value' => 'Hello [user-name]!',
    );
    // Display the results of tokenized text.
    if (!empty($form_state['storage']['text'])) {
        $form['text']['#default_value'] = $form_state['storage']['text'];
        $data = array();
        foreach (array_keys($entities) as $entity_type) {
            if (!empty($form_state['storage'][$entity_type])) {
                $object = token_entity_load($entity_type, $form_state['storage'][$entity_type]);
                $data[$entity_type] = $object;
            }
        }
        // Display the tokenized text.
        $form['text_tokenized'] = array(
            '#type' => 'item',
            '#title' => t('Result'),
            '#value' => token_replace_multiple($form_state['storage']['text'], $data),
        );
        // If raw tokens were used, escape the output and add a warning.
        if (strpos($form_state['storage']['text'], '-raw') !== FALSE) {
            $form['text_tokenized']['#value'] = check_plain($form['text_tokenized']['#value']);
            $form['text_tokenized']['#description'] = t('Note that dangerous token results will still be filtered.');
        }
    }
    $form['submit'] = array(
        '#type' => 'submit',
        '#value' => t('Submit'),
    );
    $form['token_tree'] = array(
        '#value' => theme('token_tree', $token_types),
    );
    return $form;
}