Club Drupal

<?php

/**

 * @file

 * On behalf implementation of Feeds mapping API for text.module.

 */

/**

 * Implements hook_feeds_processor_targets().

 */

function text_feeds_processor_targets($entity_type, $bundle_name) {

  $targets = array();

  $text_types = array(

    'text',

    'text_long',

    'text_with_summary',

  );

  foreach (field_info_instances($entity_type, $bundle_name) as $name => $instance) {

    $info = field_info_field($name);

    if (in_array($info['type'], $text_types)) {

      $targets[$name] = array(

        'name' => check_plain($instance['label']),

        'callback' => 'text_feeds_set_target',

        'description' => t('The @label field of the entity.', array('@label' => $instance['label'])),

      );

      if ($info['type'] == 'text_with_summary') {

        // Allow mapping to summary.

        $targets[$name . ':summary'] = array(

          'name' => t('@name: Summary', array('@name' => $instance['label'])),

          'callback' => 'text_feeds_set_target',

          'description' => t('The @label field of the entity.', array('@label' => $instance['label'])),

          'real_target' => $name,

        );

      }

    }

    if (!empty($instance['settings']['text_processing'])) {

      $targets[$name]['summary_callbacks'] = array('text_feeds_summary_callback');

      $targets[$name]['form_callbacks'] = array('text_feeds_form_callback');

    }

  }

  return $targets;

}

/**

 * Callback for mapping text fields.

 */

function text_feeds_set_target(FeedsSource $source, $entity, $target, array $values, array $mapping) {

  list($field_name, $column) = explode(':', $target . ':value');

  if ($column === 'value' && isset($source->importer->processor->config['input_format'])) {

    $format = $source->importer->processor->config['input_format'];

    // Add in default values.

    $mapping += array(

      'format' => $format,

    );

  }

  $field = isset($entity->$field_name) ? $entity->$field_name : array('und' => array());

  // Iterate over all values.

  $delta = 0;

  foreach ($values as $value) {

    if (is_object($value) && $value instanceof FeedsElement) {

      $value = $value->getValue();

    }

    if (is_scalar($value) && strlen($value)) {

      $field['und'][$delta][$column] = (string) $value;

      if (isset($mapping['format'])) {

        $field['und'][$delta]['format'] = $mapping['format'];

      }

    }

    $delta++;

  }

  $entity->$field_name = $field;

}

/**

 * Summary callback for text field targets.

 *

 * Displays which text format will be used for the text field target.

 *

 * @see text_feeds_processor_targets()

 * @see text_feeds_form_callback()

 */

function text_feeds_summary_callback(array $mapping, $target, array $form, array $form_state) {

  global $user;

  $formats = filter_formats($user);

  // Processor-wide input format setting.

  $importer = feeds_importer($form['#importer']);

  $default_format = !empty($importer->processor->config['input_format']) ? $importer->processor->config['input_format'] : filter_fallback_format();

  $mapping += array(

    'format' => $default_format,

  );

  return t('Text format: %format', array('%format' => $formats[$mapping['format']]->name));

}

/**

 * Form callback for text field targets.

 *

 * Allows to select a text format for the text field target.

 *

 * @see text_feeds_processor_targets()

 * @see text_feeds_summary_callback()

 */

function text_feeds_form_callback(array $mapping, $target, array $form, array $form_state) {

  global $user;

  $formats_options = array();

  $formats = filter_formats($user);

  foreach ($formats as $id => $format) {

    $formats_options[$id] = $format->name;

  }

  // Processor-wide text format setting.

  $importer = feeds_importer($form['#importer']);

  $default_format = !empty($importer->processor->config['input_format']) ? $importer->processor->config['input_format'] : filter_fallback_format();

  $mapping += array(

    'format' => $default_format,

  );

  return array(

    'format' => array(

      '#type' => 'select',

      '#title' => t('Text format'),

      '#options' => $formats_options,

      '#default_value' => $mapping['format'],

    ),

  );

}