scald_file.install in Scald File Provider 7

Scald Files Installation.

File

scald_file.install

<?php

/**
 * @file
 * Scald Files Installation.
 */

/**
 * Implements hook_install().
 */
function scald_file_install() {
  ScaldAtomController::addType('file', 'File', 'Resource file');
  _scald_file_create_file_field();
}

/**
 * Implements hook_uninstall().
 */
function scald_file_uninstall() {
  drupal_load('module', 'scald');

  // If Scald is disabled, its classes are not autoloaded.
  module_load_include('inc', 'scald', 'includes/ScaldAtomController');
  ScaldAtomController::removeType('file');
}

/**
 * Create a file field.
 */
function _scald_file_create_file_field() {

  // Create file field.
  if (!field_info_field('scald_file')) {
    $field = array(
      'field_name' => 'scald_file',
      'type' => 'file',
    );
    field_create_field($field);
    $instance = array(
      'field_name' => 'scald_file',
      'label' => t('File'),
      'entity_type' => 'scald_atom',
      'bundle' => 'file',
      'required' => TRUE,
      'settings' => array(
        'file_extensions' => 'ppt pptx xls xlsx doc docx odt pdf txt csv odg sxw ods rtf zip rar gz 7z tar',
        'file_directory' => 'atoms/files',
      ),
      'widget' => array(
        'weight' => -4,
      ),
    );
    if (!field_read_instance($instance['entity_type'], $instance['field_name'], $instance['bundle'])) {
      field_create_instance($instance);
    }
  }
}

/**
 * Add the file field and update Files to the new scald_file field.
 */
function scald_file_update_7001(&$sandbox) {
  if (!isset($sandbox['progress'])) {
    $sandbox['progress'] = 0;
    $sandbox['current_sid'] = 0;
    $sandbox['max'] = db_query("SELECT COUNT(s.sid) FROM {scald_atoms} s WHERE s.provider='scald_file' AND s.type='file' AND s.base_id IS NOT NULL")
      ->fetchField();
    $sandbox['affected_rows'] = 0;
  }

  // First make sure we have the file field.
  _scald_file_create_file_field();
  $stop_at = time() + 5;

  // Get all the file atom sids.
  $sids = db_query("SELECT s.sid FROM {scald_atoms} s WHERE s.provider='scald_file' AND s.type='file' AND s.base_id IS NOT NULL AND s.sid > :sid ORDER BY s.sid", array(
    ':sid' => $sandbox['current_sid'],
  ));

  // Loop them through.
  while ($sid = $sids
    ->fetchColumn()) {
    $atom = scald_atom_load($sid);

    // Make sure we have a base entity.
    if (isset($atom->base_id)) {
      $file = file_load($atom->base_id);

      // Make sure we have something in uri.
      if (!empty($file->uri)) {

        // Add the display field.
        $file->display = TRUE;

        // Use it for the scald_file field.
        $atom->scald_file[LANGUAGE_NONE][0] = (array) $file;
        scald_atom_save($atom);
        $sandbox['affected_rows']++;
      }
    }
    $sandbox['progress']++;
    $sandbox['current_sid'] = $sid;
    if (time() > $stop_at) {
      break;
    }
  }
  $sandbox['#finished'] = empty($sandbox['max']) ? 1 : $sandbox['progress'] / $sandbox['max'];
  if ($sandbox['#finished'] >= 1) {
    return t('Updated %affected_rows atoms.', array(
      '%affected_rows' => $sandbox['affected_rows'],
    ));
  }
}

Functions

Name	Description
scald_file_install	Implements hook_install().
scald_file_uninstall	Implements hook_uninstall().
scald_file_update_7001	Add the file field and update Files to the new scald_file field.
_scald_file_create_file_field	Create a file field.