exif_custom.features.inc in EXIF Custom 7

Features file for the exif_custom module.

File

exif_custom.features.inc

<?php

/**
 * @file
 * Features file for the exif_custom module.
 */

/**
 * Implements hook_features_api().
 */
function exif_custom_features_api() {
  return array(
    'exif_custom' => array(
      'name' => t('EXIF Custom mappings'),
      'default_hook' => 'exif_custom_export_maps',
      'feature_source' => TRUE,
      'default_file' => FEATURES_DEFAULTS_INCLUDED,
      'file' => drupal_get_path('module', 'exif_custom') . '/exif_custom.features.inc',
    ),
  );
}

/**
 * Implements COMPONENT_features_export_options().
 */
function exif_custom_features_export_options() {

  // Inform features about the available mappings in the database.
  return db_select('exif_custom_maps', 'ecm')
    ->fields('ecm', array(
    'name',
    'name',
  ))
    ->execute()
    ->fetchAllKeyed();
}

/**
 * Implements COMPONENT_features_export().
 */
function exif_custom_features_export($data, &$export, $module_name) {

  // Process the features export array for mappings.
  $export['dependencies']['exif_custom'] = 'exif_custom';
  foreach ($data as $component) {
    $export['features']['exif_custom'][$component] = $component;
  }
  return array();
}

/**
 * Implements COMPONENT_features_export_render().
 */
function exif_custom_features_export_render($module_name, $data) {

  // Render mappings as code.
  $items = array();
  foreach ($data as $name) {
    $items[$name] = exif_custom_export_map($name);
  }
  $code = "  \$items = " . features_var_export($items, '  ') . ";\n";
  $code .= '  return $items;';
  return array(
    'exif_custom_export_maps' => $code,
  );
}

/**
 * Implements COMPONENT_features_revert().
 */
function exif_custom_features_revert($module) {
  exif_custom_features_rebuild($module);
}

/**
 * Implements COMPONENT_features_enable_feature().
 */
function exif_custom_features_enable_feature($module) {
  exif_custom_features_rebuild($module);
}

/**
 * Implements COMPONENT_features_rebuild().
 */
function exif_custom_features_rebuild($module) {

  // Store each exported mapping in the database.
  $defaults = features_get_default('exif_custom', $module);
  if (empty($defaults)) {
    return;
  }
  foreach ($defaults as $map) {
    exif_custom_import_map($map);
  }
}

/**
 * Custom function for exporting mappings to code.
 */
function exif_custom_export_map($name) {
  $map = array();

  // Get the mid.
  if ($mid = exif_custom_get_mid($name)) {

    // Get the name.
    $name = db_select('exif_custom_maps', 'm')
      ->fields('m', array(
      'name',
    ))
      ->condition('m.mid', $mid)
      ->execute()
      ->fetchField();

    // Get all of the field mappings.
    $fields = db_select('exif_custom_mapped_fields', 'mf')
      ->fields('mf', array(
      'exif_field',
      'exif_example',
      'img_field',
    ))
      ->condition('mf.mid', $mid)
      ->execute()
      ->fetchAll();
    $map = array(
      'name' => $name,
      'fields' => $fields,
    );
  }
  return $map;
}

/**
 * Custom function for import mappings from code.
 */
function exif_custom_import_map($map) {
  if ($mid = exif_custom_get_mid($map['name'])) {

    // Delete the old field mappings to be updated.
    db_delete('exif_custom_mapped_fields')
      ->condition('mid', $mid)
      ->execute();
  }
  else {

    // Create new map.
    db_insert('exif_custom_maps')
      ->fields(array(
      'name',
    ))
      ->values(array(
      'name' => $map['name'],
    ))
      ->execute();

    // Fetch mid.
    $mid = exif_custom_get_mid($map['name']);
  }

  // Insert fields.
  $insert = db_insert('exif_custom_mapped_fields');
  $field_names = array_keys($map['fields'][0]);
  $field_names[] = 'mid';
  $insert
    ->fields($field_names);

  // Add mid to field array.
  foreach ($map['fields'] as $field) {
    $field['mid'] = $mid;
    $insert
      ->values($field);
  }
  $insert
    ->execute();
}

Functions

Name	Description
exif_custom_export_map	Custom function for exporting mappings to code.
exif_custom_features_api	Implements hook_features_api().
exif_custom_features_enable_feature	Implements COMPONENT_features_enable_feature().
exif_custom_features_export	Implements COMPONENT_features_export().
exif_custom_features_export_options	Implements COMPONENT_features_export_options().
exif_custom_features_export_render	Implements COMPONENT_features_export_render().
exif_custom_features_rebuild	Implements COMPONENT_features_rebuild().
exif_custom_features_revert	Implements COMPONENT_features_revert().
exif_custom_import_map	Custom function for import mappings from code.