invitation_manager.module

<?php
/**
 * @file
 * Module gives statistics on different content types and their languages
 *
 */

 /* Implements hook_permission
 */
  function invitation_manager_permission() {
    return array(
      'administer invitation manager' => array(
        'title' => t('Manage Invitation Manager'),
        'description' => t('Manage the Invitation Manager system. Pages where it is included and the configuration file.'),
      ),
    );
  }

/**
 * Creates the settings page for the module
 * Implements hook_menu
 */
function invitation_manager_menu() {
  $items = array();

  $tab_base_path = 'admin/structure/invitation_manager';
  $items[$tab_base_path] = array(
    'title'            => t('Custom Invitation Manager'),
    'description'      => t('Manage the custom Invitation Manager'),
    'page callback'    => 'drupal_get_form',
    'page arguments'   => array('invitation_manager_surveys'),
    'access callback'  => 'user_access',
    'access arguments' => array('administer invitation manager'),
    'file'             => 'invitation_manager.admin.inc',
    'type'             => MENU_NORMAL_ITEM,
    'weight'           => 20,
  );

  $items[$tab_base_path.'/config'] = array(
    'title'            => t('Invitation Manager Surveys'),
    'description'      => t('Manage the custom Invitation Manager configuration (im.json)'),
    'page callback'    => 'drupal_get_form',
    'page arguments'   => array('invitation_manager_surveys'),
    'access callback'  => 'user_access',
    'access arguments' => array('administer invitation manager'),
    'file'             => 'invitation_manager.admin.inc',
    'type'             => MENU_DEFAULT_LOCAL_TASK,
    'weight'           => 10,
  );

  $items[$tab_base_path.'/admin'] = array(
    'title'            => t('Invitation Manager Settings'),
    'description'      => t('Manage the custom Invitation Manager'),
    'page callback'    => 'drupal_get_form',
    'page arguments'   => array('invitation_manager_admin'),
    'access callback'  => 'user_access',
    'access arguments' => array('administer invitation manager'),
    'file'             => 'invitation_manager.admin.inc',
    'type'             => MENU_LOCAL_TASK,
    'weight'           => 20,
  );

  return $items;
}


function invitation_manager_get_menu_path() {
  global $language;

  // If the module is turned off use the menu from the distribution
  $enabled = variable_get('invitation_manager_enabled', 'on');
  $token_on = variable_get('invitation_manager_token', 'on');
  $token = intval(time() / 1000);
  if ($enabled !== 'on') {
    return FALSE;
  }

  $mode = variable_get('invitation_manager_mode', 'file');
  $return = FALSE;
  //$language->language
  $file = 'public://invitation_manager/im.json';
  $return = file_create_url($file);
  $token = getlastmod($return);
  if ($mode != 'file') {
    // return the tracked URL
    $return = url('/invitation_manager/im.json');
  }
  if ($token_on) {
    $return .= "?t=$token";
  }
  return $return;
}


function invitation_manager_prep_library() {
  $mode = variable_get('invitation_manager_filemode', 'local');
  $aa_enabled = variable_get('invitation_manager_aa_enabled', 'on') == 'on';
  $library_folder = 'public://invitation_manager';

  if (!file_prepare_directory($library_folder, FILE_CREATE_DIRECTORY)) {
    watchdog('invitation_manager', 'Failed to create invitation_manager directory: %dirpath', array('%dirpath' => $library_folder_directory), WATCHDOG_ERROR);
    return FALSE;
  }

  // Write config.json
  $library_path = drupal_realpath($library_folder) . '/';
  //dpm($library_path, 'library_path');

  $config_file = $library_path . 'config.JSON';
  $imjson_file_path = file_create_url($library_folder . '/' . 'im.json');

  $fp = fopen($config_file, 'w');
  /*
  $config = array(
    'dbURL' => $imjson_file_path,
  );
  fwrite($fp, json_encode($config));
  */
  $aa_tracking = '';
  if ($aa_enabled) {
    $aa_tracking = ',
  "Adobe" : "no"';
  }

  fwrite($fp, <<< JSONDATA
{
  "dbURL": "$imjson_file_path"$aa_tracking
}

JSONDATA
);
  fclose($fp);

  // Create the htaccess file
  $htaccess_file = $library_path . '.htaccess';
  $fp = fopen($htaccess_file, 'w');
  fwrite($fp, <<< HTACCESSDATA
  Header set Access-Control-Allow-Origin "*"
HTACCESSDATA
);
  fclose($fp);

  // Files to copy
  $files = array(
    //'config.JSON',
    'Overlay.js',
    'Overlay.css',
    'InvitationManager.js',
  );
  if ($mode == 'remote') {
    $remote_base = 'https://raw.githubusercontent.com/ServiceCanada/invitation-manager/master/src/';
  }
  else {
    $remote_base = drupal_get_path('module', 'invitation_manager')."/library/src/";
    //$remote_base = getcwd() . '/' . drupal_get_path('module', 'invitation_manager')."/library/src/";
  }

  foreach ($files as $file) {
    $filepath = $library_path . $file;

    if ($mode == 'remote') {
      $source = $remote_base . $file;
      $remote = drupal_http_request($source);
      $data = $remote->data;
    }
    else {
      // Local
      $source = $remote_base . $file;
      $data = file_get_contents($source);
    }

    if (function_exists('cloudfront_path_invalidate_invalidate_on_cloudfront')) {
      cloudfront_path_invalidate_invalidate_on_cloudfront([
        drupal_get_path('module', 'invitation_manager'). '/*',
      ]);
    }

    if ($file_saved = file_unmanaged_save_data($data, $filepath, FILE_EXISTS_REPLACE)) {
      watchdog('invitation_manager', 'Saved file from: %source to file: %filename', array('%source' => $source, '%filename' => $file_saved));
    }
  }

}

function invitation_manager_get_default_imjson() {
  $mode = variable_get('invitation_manager_filemode', 'remote');
  if ($mode == 'remote') {
    // Remote
    $url = 'https://raw.githubusercontent.com/ServiceCanada/invitation-manager/master/docs/im.json';
    $readfile = drupal_http_request($url);
    $content = $readfile->data;
  }
  else {
    // Local
    $filepath = drupal_get_path('module', 'invitation_manager')."/library/docs/im.json";
    $content = file_get_contents($filepath);

  }

  //dpm($filepath, $mode); dpm(array($content));

  return $content;

}

/**
 * Implements hook_init()
 *
 * @link https://api.drupal.org/api/drupal/modules%21system%21system.api.php/function/hook_init/7.x
 */
function invitation_manager_init() {
  global $theme;

  $enabled = variable_get('invitation_manager_enabled', 'on') == 'on';
  $visibility = variable_get('invitation_manager_visibility', BLOCK_VISIBILITY_NOTLISTED);
  $pages = variable_get('invitation_manager_pages', '');

  if (!$enabled) {
    return;
  }


  // Per-role visibility.
  $roles = variable_get('invitation_manager_roles', array());
  global $user;
  $allow_user = FALSE;
  $blank = TRUE;
  foreach ($roles as $rid => $active) {
    if ($active) {
      $blank = FALSE;
      if (user_has_role($rid)) {
        $allow_user = TRUE;
      }
    }
  }
  if ($blank) {
    $allow_user = TRUE;
  }

  if ($allow_user === FALSE) {
    return FALSE;
  }

  // By Page Visibility
  // Limited visibility blocks must list at least one page.
  if ($visibility == BLOCK_VISIBILITY_LISTED && empty($pages)) {
    return FALSE;
  }

  $main_theme = FALSE;
  $theme_default = variable_get('theme_default');

  if ($theme === $theme_default) {
    $main_theme = TRUE;
  }

  if (!$main_theme) {
    return FALSE;
  }

  // Match path if necessary.
  if (!empty($pages)) {
    //dpm($visibility, 'visiblity');
    //dpm($pages, 'pages');

    // Convert path to lowercase. This allows comparison of the same path
    // with different case. Ex: /Page, /page, /PAGE.
    $pages = drupal_strtolower($pages);
    if ($visibility < BLOCK_VISIBILITY_PHP) {
      // Convert the Drupal path to lowercase.
      $path = drupal_strtolower(drupal_get_path_alias($_GET['q']));
      // Compare the lowercase internal and lowercase path alias (if any).
      $page_match = drupal_match_path($path, $pages);
      if ($path != $_GET['q']) {
        $page_match = $page_match || drupal_match_path($_GET['q'], $pages);
      }
      // When $visibility has a value of 0
      // (BLOCK_VISIBILITY_NOTLISTED), the block is displayed on all pages
      // except those listed in $pages. When set to 1
      // (BLOCK_VISIBILITY_LISTED), it is displayed only on those pages
      // listed in $pages.
      $page_match = !($visibility xor $page_match);
    }
    else {
      $page_match = FALSE;
    }
  }
  else {
    $page_match = TRUE;
  }

  if (!$page_match) {
    return FALSE;
  }

  //drupal_set_message('INCLUDING INVITATION MANAGER ON PAGE', 'warning');

  $library_folder = 'public://invitation_manager';
  drupal_add_css($library_folder . '/' . 'Overlay.css', array('group' => CSS_DEFAULT, 'every_page' => TRUE));
  drupal_add_js(file_create_url($library_folder . '/' . 'Overlay.js'), array('type' => 'file', 'preprocess' => FALSE, 'scope' => 'footer', 'weight' => 5, 'group' => JS_LIBRARY, 'every_page' => TRUE, 'defer' => TRUE));
  drupal_add_js(file_create_url($library_folder . '/' . 'InvitationManager.js'), array('type' => 'file', 'preprocess' => FALSE, 'scope' => 'footer', 'weight' => 6, 'group' => JS_LIBRARY, 'every_page' => TRUE, 'defer' => TRUE));

}