function node_convert_add_template in Node Convert 7

Same name and namespace in other branches

1. 6 node_convert.module \node_convert_add_template()

Add template page callback.

1 string reference to 'node_convert_add_template'

node_convert_menu in ./node_convert.module

Implements hook_menu().

File

./node_convert.admin.inc, line 119

Administration page callbacks for the node_convert module.

Code

function node_convert_add_template($form, &$form_state, $template = NULL) {
  $form = array();

  // @TODO Figure out how to let a user edit templates that are stored in code via features.
  $is_editing_mode = FALSE;
  if (!empty($template)) {
    $is_editing_mode = TRUE;
    $form_state['storage']['is_editing_mode'] = $is_editing_mode;
  }

  /* Setting the steps */
  if (!isset($form_state['values']['step'])) {
    $op = 'choose_destination_type';
  }
  elseif ($form_state['values']['step'] == 'choose_destination_type') {
    $op = 'choose_destination_fields';
  }
  $form['step'] = array(
    '#type' => 'value',
    '#value' => $op,
  );
  if ($op == 'choose_destination_type') {

    // Get available content types
    $to_types = node_convert_return_access_node_types('to');
    $from_types = node_convert_return_access_node_types('from');
    if ($to_types != FALSE && $from_types != FALSE) {
      $form['template_name'] = array(
        '#type' => 'textfield',
        '#title' => t("Template name"),
        '#required' => TRUE,
      );
      $form['machine_name'] = array(
        '#type' => 'machine_name',
        '#title' => t('Machine name'),
        '#machine_name' => array(
          'exists' => 'node_convert_machine_name_check',
          'source' => array(
            'template_name',
          ),
        ),
        '#required' => TRUE,
      );
      $form['source_type'] = array(
        '#type' => 'select',
        '#title' => t("Source type"),
        '#options' => $from_types,
      );
      $form['dest_type'] = array(
        '#type' => 'select',
        '#title' => t("Destination type"),
        '#options' => $to_types,
      );
      $form['create_action'] = array(
        '#type' => 'checkbox',
        '#title' => t("Create action?"),
        '#description' => t("If the option is checked, an action named Convert *Template name* will be created."),
      );
      if ($is_editing_mode) {
        $form['template_name']['#default_value'] = $template['name'];
        $form['machine_name']['#default_value'] = $template['machine_name'];
        $form['machine_name']['#disabled'] = TRUE;
        $form['source_type']['#default_value'] = $template['source_type'];
        $form['dest_type']['#default_value'] = $template['destination_type'];

        // @TODO Fix action when editing.
        $form['create_action']['#access'] = FALSE;
      }
    }
    else {
      $form['no_types'] = array(
        '#type' => 'markup',
        '#value' => t("You don't have access to any node types."),
      );
    }
  }
  elseif ($op == 'choose_destination_fields') {

    // Get the fields of the source type
    $source_fields = field_info_instances('node', $form_state['storage']['source_type']);
    $fields_info = field_info_fields();

    // In case there are no fields, just convert the node type
    if (count($source_fields) == 0) {
      $no_fields = TRUE;
    }
    else {
      $no_fields = FALSE;

      // Get the destination type fields
      $dest_fields = field_info_instances('node', $form_state['storage']['dest_type']);
      $i = 0;
      foreach ($source_fields as $source_field_name => $source_field) {
        ++$i;
        $options = array();
        $options['discard'] = 'discard';
        $options[APPEND_TO_BODY] = t('Append to body');
        $options[REPLACE_BODY] = t('Replace body');

        // Insert destination type fields into $options that are of the same type as the source.
        foreach ($dest_fields as $dest_field_name => $dest_field) {
          if ($fields_info[$source_field_name]['type'] == $fields_info[$dest_field_name]['type'] || $fields_info[$source_field_name]['type'] == 'text_with_summary' && $fields_info[$dest_field_name]['type'] == 'text_long' || $fields_info[$source_field_name]['type'] == 'text_long' && $fields_info[$dest_field_name]['type'] == 'text_with_summary') {
            $options[$dest_field['field_name']] = $dest_field['field_name'];
          }
        }

        // Remember the source fields to be converted
        $form['source_field_' . $i] = array(
          '#type' => 'value',
          '#value' => $source_field['field_name'],
        );

        // The select populated with possible destination fields for each source field
        $form['dest_field_' . $i] = array(
          '#type' => 'select',
          '#options' => $options,
          '#title' => (isset($source_field['label']) ? $source_field['label'] . ' (' . $source_field['field_name'] . ')' : $source_field['field_name']) . ' ' . t("should be inserted into"),
        );
        if ($is_editing_mode) {

          // Populate the previous fields, only if the selected node types haven't changed from the original ones.
          $source_type = $form_state['values']['source_type'];
          $destination_type = $form_state['values']['dest_type'];
          if ($source_type == $template['source_type'] && $destination_type == $template['destination_type']) {
            $form['dest_field_' . $i]['#default_value'] = $template['data']['fields']['destination'][$i - 1];
          }
        }
      }
      $form['number_of_fields'] = array(
        '#type' => 'value',
        '#value' => $i,
      );
    }
    $form['no_fields'] = array(
      '#type' => 'value',
      '#value' => $no_fields,
    );

    // All node specific form options needed for types like book, forum, etc. are done here
    $hook_options = node_convert_invoke_all('node_convert_change', array(
      'dest_node_type' => $form_state['storage']['dest_type'],
    ), 'options');
    if (!empty($hook_options)) {
      $form['hook_options'] = $hook_options;
      array_unshift($form['hook_options'], array(
        '#value' => '<strong>' . t("Also the following parameters are available:") . '</strong>',
      ));
      $form['hook_options']['#tree'] = TRUE;
    }
  }
  if ($op == 'choose_destination_type' && $to_types != FALSE && $from_types != FALSE) {
    $form['submit'] = array(
      '#type' => 'submit',
      '#value' => t("Next"),
    );
  }
  elseif ($op == "choose_destination_fields") {
    $submit_label = $is_editing_mode ? t('Update') : t('Create');
    $form['submit'] = array(
      '#type' => 'submit',
      '#value' => $submit_label,
      '#weight' => 100,
    );
  }
  return $form;
}