noscript_tag.module in Noscript Tag 7

Adds functionality to display noscript tag when javascript is disabled.

File

noscript_tag.module

<?php

/**
 * @file
 * Adds functionality to display noscript tag when javascript is disabled.
 */

/**
 * Implements hook_help().
 */
function noscript_tag_help($path, $arg) {
  switch ($path) {
    case 'admin/help#noscript_tag':
      $output = '';
      $output .= '<h3>' . t('About') . '</h3>';
      $output .= '<p>' . t('This module displays noscript tag when javascript is disabled in users browser.') . '</p>';
      $output .= '<p>' . t('Site admin can configure what content to be displayed in the noscript tag.') . '</p>';
      $output .= '<p>' . t('Site admin can <a href="@manage-noscript-tag">Manage noscript tag setting</a>.', array(
        '@manage-noscript-tag' => url('admin/config/development/noscript-tag-setting'),
      )) . '</p>';
      $output .= '<p>' . t('The noscript tag will be displayed only to user roles who have permission to view the noscript tag. You can configure the permissions <a href="@manage-noscript-tag-permissions">here</a>.', array(
        '@manage-noscript-tag-permissions' => url('admin/people/permissions', array(
          'fragment' => 'module-noscript_tag',
        )),
      )) . '</p>';
      return $output;
  }
}

/**
 * Implements hook_permission().
 */
function noscript_tag_permission() {
  return array(
    'administer noscript tag' => array(
      'title' => t('Administer noscript tag'),
      'description' => t('Perform administrative tasks for noscript tag module.'),
    ),
    'view noscript tag' => array(
      'title' => t('View noscript tag'),
      'description' => t('Configure who can view noscript tag.'),
    ),
  );
}

/**
 * Implements hook_menu().
 */
function noscript_tag_menu() {
  $items['admin/config/development/noscript-tag-setting'] = array(
    'title' => 'Noscript tag setting',
    'description' => 'Setting for noscript tag.',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'noscript_tag_setting_form',
    ),
    'access arguments' => array(
      'administer noscript tag',
    ),
    'type' => MENU_NORMAL_ITEM,
  );
  return $items;
}

/**
 * Implements hook_process_html().
 */
function noscript_tag_process_html(&$variables) {
  if (user_access("view noscript tag")) {
    $noscript_tag_value = noscript_tag_value();
    $noscript_tag_markup = '<noscript>' . check_markup($noscript_tag_value['value'], $noscript_tag_value['format']) . '</noscript>';
    $variables['page_top'] = $noscript_tag_markup . $variables['page_top'];
  }
}

/**
 * Fuction to get noscript tag value.
 *
 * @return string
 *   Noscript tag value.
 */
function noscript_tag_value() {
  $noscript_tag_default_value = array(
    'value' => t('Your browser does not support javascript!'),
    'format' => 'plain_text',
  );
  return variable_get('noscript_tag_value', $noscript_tag_default_value);
}

/**
 * Implements hook_form().
 */
function noscript_tag_setting_form() {
  $noscript_tag_value = noscript_tag_value();
  $form = array();
  $form['noscript_tag_value'] = array(
    '#type' => 'text_format',
    '#title' => t('Enter message to display in noscript tag:'),
    '#description' => t('Please enter your message which you want to display users that have disabled scripts in their browser or have a browser that does not support script tag.'),
    '#default_value' => $noscript_tag_value['value'],
    '#format' => $noscript_tag_value['format'],
    '#rows' => 5,
    '#cols' => 10,
    '#resizable' => TRUE,
  );
  return system_settings_form($form);
}

Functions

Name	Description
noscript_tag_help	Implements hook_help().
noscript_tag_menu	Implements hook_menu().
noscript_tag_permission	Implements hook_permission().
noscript_tag_process_html	Implements hook_process_html().
noscript_tag_setting_form	Implements hook_form().
noscript_tag_value	Fuction to get noscript tag value.