underscore.module in Underscore.js 7.2

Primary underscore module file.

File

underscore.module

<?php

/**
 * @file
 * Primary underscore module file.
 */

/**
 * URI of master version of Underscore.js.
 */
define('UNDERSCORE_CURRENT_VERSION_MASTER_URI', 'http://underscorejs.org/underscore.js');

/**
 * Directory name for Underscore.js library.
 */
define('UNDERSCORE_DEFAULT_LIBRARY_FOLDER_NAME', 'underscore');

/**
 * File name for Underscore.js library.
 */
define('UNDERSCORE_DEFAULT_LIBRARY_FILE_NAME', 'underscore.js');

/**
 * Implements hook_libraries_info().
 */
function underscore_libraries_info() {
  $libraries['underscore'] = array(
    'name' => 'Underscore.js',
    'vendor url' => 'http://underscorejs.org',
    'download url' => UNDERSCORE_CURRENT_VERSION_MASTER_URI,
    'version arguments' => array(
      'file' => 'underscore.js',
      // 1.x: Underscore.js 1.4.4
      'pattern' => '/Underscore.js\\s?([0-9\\.]+)/',
      'lines' => 2,
      'cols' => 200,
    ),
    'files' => array(
      'js' => array(
        'underscore.js',
      ),
    ),
  );
  return $libraries;
}

/**
 * Find out the current stable version of Underscore.js.
 *
 * @return string
 *   Version number of the current stable release.
 *
 * @see _underscore_installed_version()
 */
function _underscore_current_stable_version() {
  $info = libraries_info('underscore');
  $options = $info['version arguments'];
  $file = fopen(UNDERSCORE_CURRENT_VERSION_MASTER_URI, 'r');
  while ($options['lines'] && ($line = fgets($file, $options['cols']))) {
    if (preg_match($options['pattern'], $line, $version)) {
      fclose($file);
      return $version[1];
    }
    $options['lines']--;
  }
  fclose($file);
}

/**
 * Find out installed version of Underscore.js library.
 *
 * @return string
 *   Version number of installed Underscore.js.
 *
 * @see _underscore_current_stable_version()
 */
function _underscore_installed_version() {
  $info = libraries_detect('underscore');
  return isset($info['version']) && !empty($info['version']) ? $info['version'] : FALSE;
}

Functions

Name	Description
underscore_libraries_info	Implements hook_libraries_info().
_underscore_current_stable_version	Find out the current stable version of Underscore.js.
_underscore_installed_version	Find out installed version of Underscore.js library.

Constants

Name	Description
UNDERSCORE_CURRENT_VERSION_MASTER_URI	URI of master version of Underscore.js.
UNDERSCORE_DEFAULT_LIBRARY_FILE_NAME	File name for Underscore.js library.
UNDERSCORE_DEFAULT_LIBRARY_FOLDER_NAME	Directory name for Underscore.js library.