external.module in External New Tab 7

File

external.module

<?php

// $Id$

/**
 * Implements hook_perm().
 */
function external_permission() {
  $permissions = array(
    'administer external' => array(
      'title' => 'Administer external module',
      'description' => 'Perform administration tasks for external module.',
    ),
  );
  return $permissions;
}

/**
 * Implements hook_help().
 */
function external_help($path, $arg) {
  $output = '';
  switch ($path) {
    case "admin/help#external":
      $output = '<p>' . t("Opens external links and PDFs in new tabs with jQuery") . '</p>';
      break;
  }
  return $output;
}

/**
 * Implement hook_init().
 */
function external_init() {
  if (external_active() && variable_get('external_enabled', TRUE)) {
    drupal_add_js(array(
      'externalpdf' => variable_get('external_docs_enabled', FALSE),
    ), 'setting');
    drupal_add_js(drupal_get_path('module', 'external') . '/external.js');
  }
}

/**
 * Implements hook_menu().
 */
function external_menu() {
  $items = array();
  $items['admin/config/content/external'] = array(
    'title' => 'External New Tab',
    'description' => 'Configure the settings for the External New Tab module.',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'external_admin_settings',
    ),
    'access arguments' => array(
      'administer external',
    ),
  );
  return $items;
}

/**
 * Build the form for the settings page.
 */
function external_admin_settings() {
  $form = array();
  $form['external_enabled'] = array(
    '#type' => 'checkbox',
    '#title' => t('Enable External Module'),
    '#default_value' => variable_get('external_enabled', TRUE),
  );
  $form['external_docs_enabled'] = array(
    '#type' => 'checkbox',
    '#title' => t('Open PDFs in new tabs'),
    '#default_value' => variable_get('external_docs_enabled', FALSE),
  );
  $form['external_disabled_patterns'] = array(
    '#type' => 'textarea',
    '#title' => t('Pages to exclude'),
    '#default_value' => variable_get('external_disabled_patterns', "admin*\nimg_assist*\nnode/add/*\nnode/*/edit"),
    '#description' => t("Enter one page per line as Drupal paths. The '*' character is a wildcard. Example paths are %blog for the blog page and %blog-wildcard for every personal blog. %front is the front page.", array(
      '%blog' => 'blog',
      '%blog-wildcard' => 'blog/*',
      '%front' => '<front>',
    )),
  );
  return system_settings_form($form);
}

/**
 * Determine if the module is active for the page being viewed.
 */
function external_active() {
  $path = drupal_get_path_alias($_GET['q']);
  $patterns = variable_get('external_disabled_patterns', "admin*\nimg_assist*\nnode/add/*\nnode/*/edit");
  $front_page = variable_get('site_frontpage', 'node');
  $regexp = '/^(' . preg_replace(array(
    '/(\\r\\n?|\\n)/',
    '/\\\\\\*/',
    '/(^|\\|)\\\\<front\\\\>($|\\|)/',
  ), array(
    '|',
    '.*',
    '\\1' . preg_quote($front_page, '/') . '\\2',
  ), preg_quote($patterns, '/')) . ')$/';

  // Compare with the internal and path alias (if any).
  $page_match = preg_match($regexp, $path);
  if ($path != $_GET['q']) {
    $page_match = $page_match || preg_match($regexp, $_GET['q']);
  }
  return !$page_match;
}

Functions

Name	Description
external_active	Determine if the module is active for the page being viewed.
external_admin_settings	Build the form for the settings page.
external_help	Implements hook_help().
external_init	Implement hook_init().
external_menu	Implements hook_menu().
external_permission	Implements hook_perm().