<?php

/**

 * Implements hook_menu().

 */

function system_test_menu() {

  $items['system-test/sleep/%'] = array(

    'page callback' => 'system_test_sleep',

    'page arguments' => array(2),

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/auth'] = array(

    'page callback' => 'system_test_basic_auth_page',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/authorize-init/%'] = array(

    'page callback' => 'system_test_authorize_init_page',

    'page arguments' => array(2),

    'access arguments' => array('administer software updates'),

    'type' => MENU_CALLBACK,

  );

  $items['system-test/redirect/%'] = array(

    'title' => 'Redirect',

    'page callback' => 'system_test_redirect',

    'page arguments' => array(2),

    'access arguments' => array('access content'),

    'type' => MENU_CALLBACK,

  );

  $items['system-test/multiple-redirects/%'] = array(

    'title' => 'Redirect',

    'page callback' => 'system_test_multiple_redirects',

    'page arguments' => array(2),

    'access arguments' => array('access content'),

    'type' => MENU_CALLBACK,

  );

  $items['system-test/set-header'] = array(

    'page callback' => 'system_test_set_header',

    'access arguments' => array('access content'),

    'type' => MENU_CALLBACK,

  );

  $items['system-test/redirect-noscheme'] = array(

    'page callback' => 'system_test_redirect_noscheme',

    'access arguments' => array('access content'),

    'type' => MENU_CALLBACK,

  );

  $items['system-test/redirect-noparse'] = array(

    'page callback' => 'system_test_redirect_noparse',

    'access arguments' => array('access content'),

    'type' => MENU_CALLBACK,

  );

  $items['system-test/redirect-invalid-scheme'] = array(

    'page callback' => 'system_test_redirect_invalid_scheme',

    'access arguments' => array('access content'),

    'type' => MENU_CALLBACK,

  );

  $items['system-test/variable-get'] = array(

    'title' => 'Variable Get',

    'page callback' => 'variable_get',

    'page arguments' => array('simpletest_bootstrap_variable_test', NULL),

    'access arguments' => array('access content'),

    'type' => MENU_CALLBACK,

  );

  $items['system-test/lock-acquire'] = array(

    'title' => 'Lock acquire',

    'page callback' => 'system_test_lock_acquire',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/lock-exit'] = array(

    'title' => 'Lock acquire then exit',

    'page callback' => 'system_test_lock_exit',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/drupal-set-message'] = array(

    'title' => 'Set messages with drupal_set_message()',

    'page callback' => 'system_test_drupal_set_message',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/main-content-handling'] = array(

    'title' => 'Test main content handling',

    'page callback' => 'system_test_main_content_fallback',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/main-content-fallback'] = array(

    'title' => 'Test main content fallback',

    'page callback' => 'system_test_main_content_fallback',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/main-content-duplication'] = array(

    'title' => 'Test main content duplication',

    'page callback' => 'system_test_main_content_fallback',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/shutdown-functions'] = array(

    'title' => 'Test main content duplication',

    'page callback' => 'system_test_page_shutdown_functions',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/get-destination'] = array(

    'title' => 'Test $_GET[\'destination\']',

    'page callback' => 'system_test_get_destination',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/request-destination'] = array(

    'title' => 'Test $_REQUEST[\'destination\']',

    'page callback' => 'system_test_request_destination',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/drupal-get-filename'] = array(

    'title' => 'Test drupal_get_filename()',

    'page callback' => 'system_test_drupal_get_filename',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  $items['system-test/drupal-get-filename-with-schema-rebuild'] = array(

    'title' => 'Test drupal_get_filename() with a schema rebuild',

    'page callback' => 'system_test_drupal_get_filename_with_schema_rebuild',

    'access callback' => TRUE,

    'type' => MENU_CALLBACK,

  );

  return $items;

}

function system_test_sleep($seconds) {

  sleep($seconds);

}

function system_test_basic_auth_page() {

  // The Authorization HTTP header is forwarded via Drupal's .htaccess file even

  // for PHP CGI SAPIs.

  if (isset($_SERVER['HTTP_AUTHORIZATION'])) {

    $authorization_header = $_SERVER['HTTP_AUTHORIZATION'];

  }

  // If using CGI on Apache with mod_rewrite, the forwarded HTTP header appears

  // in the redirected HTTP headers. See

  // https://github.com/symfony/symfony/blob/master/src/Symfony/Component/HttpFoundation/ServerBag.php#L61

  elseif (isset($_SERVER['REDIRECT_HTTP_AUTHORIZATION'])) {

    $authorization_header = $_SERVER['REDIRECT_HTTP_AUTHORIZATION'];

  }

  // Resemble PHP_AUTH_USER and PHP_AUTH_PW for a Basic authentication from

  // the HTTP_AUTHORIZATION header. See

  // http://www.php.net/manual/features.http-auth.php

  list($user, $pw) = explode(':', base64_decode(substr($authorization_header, 6)));

  $output = t('Username is @username.', array('@username' => $user));

  $output .= t('Password is @password.', array('@password' => $pw));

  return $output;

}

function system_test_redirect($code) {

  $code = (int) $code;

  if ($code != 200) {

    // Header names are case-insensitive.

    header("locaTION: " . url('system-test/redirect/200', array('absolute' => TRUE)), TRUE, $code);

    exit;

  }

  return '';

}

/**

 * Menu callback; sends a redirect header to itself until $count argument is 0.

 *

 * Emulates the variable number of redirects (given by initial $count argument)

 * to the final destination URL by continuous sending of 301 HTTP redirect

 * headers to itself together with decrementing the $count parameter until the

 * $count parameter reaches 0. After that it returns an empty string to render

 * the final destination page.

 *

 * @param $count

 *   The count of redirects left until the final destination page.

 *

 * @returns

 *   The location redirect if the $count > 0, otherwise an empty string.

 */

function system_test_multiple_redirects($count) {

  $count = (int) $count;

  if ($count > 0) {

    header("location: " . url('system-test/multiple-redirects/' . --$count, array('absolute' => TRUE)), TRUE, 301);

    exit;

  }

  return '';

}

function system_test_set_header() {

  drupal_add_http_header($_GET['name'], $_GET['value']);

  return t('The following header was set: %name: %value', array('%name' => $_GET['name'], '%value' => $_GET['value']));

}

function system_test_redirect_noscheme() {

  header("Location: localhost/path", TRUE, 301);

  exit;

}

function system_test_redirect_noparse() {

  header("Location: http:///path", TRUE, 301);

  exit;

}

function system_test_redirect_invalid_scheme() {

  header("Location: ftp://localhost/path", TRUE, 301);

  exit;

}

/**

 * Implements hook_modules_installed().

 */

function system_test_modules_installed($modules) {

  if (variable_get('test_verbose_module_hooks')) {

    foreach ($modules as $module) {

      drupal_set_message(t('hook_modules_installed fired for @module', array('@module' => $module)));

    }

  }

}

/**

 * Implements hook_modules_enabled().

 */

function system_test_modules_enabled($modules) {

  if (variable_get('test_verbose_module_hooks')) {

    foreach ($modules as $module) {

      drupal_set_message(t('hook_modules_enabled fired for @module', array('@module' => $module)));

    }

  }

}

/**

 * Implements hook_modules_disabled().

 */

function system_test_modules_disabled($modules) {

  if (variable_get('test_verbose_module_hooks')) {

    foreach ($modules as $module) {

      drupal_set_message(t('hook_modules_disabled fired for @module', array('@module' => $module)));

    }

  }

}

/**

 * Implements hook_modules_uninstalled().

 */

function system_test_modules_uninstalled($modules) {

  if (variable_get('test_verbose_module_hooks')) {

    foreach ($modules as $module) {

      drupal_set_message(t('hook_modules_uninstalled fired for @module', array('@module' => $module)));

    }

  }

}

/**

 * Implements hook_boot().

 */

function system_test_boot() {

  watchdog('system_test', 'hook_boot');

}

/**

 * Implements hook_init().

 */

function system_test_init() {

  // Used by FrontPageTestCase to get the results of drupal_is_front_page().

  if (variable_get('front_page_output', 0) && drupal_is_front_page()) {

    drupal_set_message(t('On front page.'));

  }

}

/**

 * Implements hook_exit().

 */

function system_test_exit() {

  watchdog('system_test', 'hook_exit');

}

/**

 * Implements hook_system_info_alter().

 */

function system_test_system_info_alter(&$info, $file, $type) {

  // We need a static otherwise the last test will fail to alter common_test.

  static $test;

  if (($dependencies = variable_get('dependencies', array())) || $test) {

    if ($file->name == 'module_test') {

      $info['hidden'] = FALSE;

      $info['dependencies'][] = array_shift($dependencies);

      variable_set('dependencies', $dependencies);

      $test = TRUE;

    }

    if ($file->name == 'common_test') {

      $info['hidden'] = FALSE;

      $info['version'] = '7.x-2.4-beta3';

    }

  }

  if ($file->name == 'system_project_namespace_test') {

    $info['hidden'] = FALSE;

  }

  // Make the system_dependencies_test visible by default.

  if ($file->name == 'system_dependencies_test') {

    $info['hidden'] = FALSE;

  }

  if (in_array($file->name, array(

    'system_incompatible_module_version_dependencies_test',

    'system_incompatible_core_version_dependencies_test',

    'system_incompatible_module_version_test',

    'system_incompatible_core_version_test',

  ))) {

    $info['hidden'] = FALSE;

  }

  if ($file->name == 'requirements1_test' || $file->name == 'requirements2_test') {

    $info['hidden'] = FALSE;

  }

}

/**

 * Try to acquire a named lock and report the outcome.

 */

function system_test_lock_acquire() {

  if (lock_acquire('system_test_lock_acquire')) {

    lock_release('system_test_lock_acquire');

    return 'TRUE: Lock successfully acquired in system_test_lock_acquire()';

  }

  else {

    return 'FALSE: Lock not acquired in system_test_lock_acquire()';

  }

}

/**

 * Try to acquire a specific lock, and then exit.

 */

function system_test_lock_exit() {

  if (lock_acquire('system_test_lock_exit', 900)) {

    echo 'TRUE: Lock successfully acquired in system_test_lock_exit()';

    // The shut-down function should release the lock.

    exit();

  }

  else {

    return 'FALSE: Lock not acquired in system_test_lock_exit()';

  }

}

/**

 * Implements hook_page_build().

 */

function system_test_page_build(&$page) {

  $menu_item = menu_get_item();

  $main_content_display = &drupal_static('system_main_content_added', FALSE);

  if ($menu_item['path'] == 'system-test/main-content-handling') {

    $page['footer'] = drupal_set_page_content();

    $page['footer']['main']['#markup'] = '<div id="system-test-content">' . $page['footer']['main']['#markup'] . '</div>';

  }

  elseif ($menu_item['path'] == 'system-test/main-content-fallback') {

    drupal_set_page_content();

    $main_content_display = FALSE;

  }

  elseif ($menu_item['path'] == 'system-test/main-content-duplication') {

    drupal_set_page_content();

  }

}

/**

 * Menu callback to test main content fallback().

 */

function system_test_main_content_fallback() {

  return t('Content to test main content fallback');

}

/**

 * A simple page callback which adds a register shutdown function.

 */

function system_test_page_shutdown_functions($arg1, $arg2) {

  drupal_register_shutdown_function('_system_test_first_shutdown_function', $arg1, $arg2);

}

/**

 * Dummy shutdown function which registers another shutdown function.

 */

function _system_test_first_shutdown_function($arg1, $arg2) {

  // Output something, page has already been printed and the session stored

  // so we can't use drupal_set_message.

  print t('First shutdown function, arg1 : @arg1, arg2: @arg2', array('@arg1' => $arg1, '@arg2' => $arg2));

  drupal_register_shutdown_function('_system_test_second_shutdown_function', $arg1, $arg2);

}

/**

 * Dummy shutdown function.

 */

function _system_test_second_shutdown_function($arg1, $arg2) {

  // Output something, page has already been printed and the session stored

  // so we can't use drupal_set_message.

  print t('Second shutdown function, arg1 : @arg1, arg2: @arg2', array('@arg1' => $arg1, '@arg2' => $arg2));

  // Throw an exception with an HTML tag. Since this is called in a shutdown

  // function, it will not bubble up to the default exception handler but will

  // be caught in _drupal_shutdown_function() and be displayed through

  // _drupal_render_exception_safe().

  throw new Exception('Drupal is <blink>awesome</blink>.');

}

/**

 * Implements hook_filetransfer_info().

 */

function system_test_filetransfer_info() {

  return array(

    'system_test' => array(

      'title' => t('System Test FileTransfer'),

      'file' => 'system_test.module',  // Should be a .inc, but for test, ok.

      'class' => 'SystemTestFileTransfer',

      'weight' => -10,

    ),

  );

}

/**

 * Mock FileTransfer object to test the settings form functionality.

 */

class SystemTestFileTransfer {

  public static function factory() {

    return new SystemTestFileTransfer;

  }

  public function getSettingsForm() {

    $form = array();

    $form['system_test_username'] = array(

      '#type' => 'textfield',

      '#title' => t('System Test Username'),

    );

    return $form;

  }

}

/**

 * Page callback to initialize authorize.php during testing.

 *

 * @see system_authorized_init().

 */

function system_test_authorize_init_page($page_title) {

  $authorize_url = $GLOBALS['base_url'] . '/authorize.php';

  system_authorized_init('system_test_authorize_run', drupal_get_path('module', 'system_test') . '/system_test.module', array(), $page_title);

  drupal_goto($authorize_url);

}

/**

 * Sets two messages and removes the first one before the messages are displayed.

 */

function system_test_drupal_set_message() {

  // Set two messages.

  drupal_set_message('First message (removed).');

  drupal_set_message('Second message (not removed).');

  // Remove the first.

  unset($_SESSION['messages']['status'][0]);

  return '';

}

/**

 * Page callback to print out $_GET['destination'] for testing.

 */

function system_test_get_destination() {

  if (isset($_GET['destination'])) {

    print $_GET['destination'];

  }

  // No need to render the whole page, we are just interested in this bit of

  // information.

  exit;

}

/**

 * Page callback to print out $_REQUEST['destination'] for testing.

 */

function system_test_request_destination() {

  if (isset($_REQUEST['destination'])) {

    print $_REQUEST['destination'];

  }

  // No need to render the whole page, we are just interested in this bit of

  // information.

  exit;

}

/**

 * Page callback to run drupal_get_filename() on a particular module.

 */

function system_test_drupal_get_filename() {

  // Prevent SimpleTest from failing as a result of the expected PHP warnings

  // this function causes. Any warnings will be recorded in the database logs

  // for examination by the tests.

  define('SIMPLETEST_COLLECT_ERRORS', FALSE);

  $module_name = variable_get('system_test_drupal_get_filename_test_module_name');

  drupal_get_filename('module', $module_name);

  return '';

}

/**

 * Page callback to run drupal_get_filename() and do a schema rebuild.

 */

function system_test_drupal_get_filename_with_schema_rebuild() {

  // Prevent SimpleTest from failing as a result of the expected PHP warnings

  // this function causes.

  define('SIMPLETEST_COLLECT_ERRORS', FALSE);

  // Record the original database tables from drupal_get_schema().

  variable_set('system_test_drupal_get_filename_with_schema_rebuild_original_tables', array_keys(drupal_get_schema(NULL, TRUE)));

  // Trigger system_test_schema() and system_test_watchdog() to perform an

  // attempted recursive rebuild when drupal_get_schema() is called. See

  // BootstrapGetFilenameWebTestCase::testRecursiveRebuilds().

  variable_set('system_test_drupal_get_filename_attempt_recursive_rebuild', TRUE);