modal_page.module in Modal 7

Main file for the Modal Page.

File

modal_page.module

<?php

/**
 * @file
 * Main file for the Modal Page.
 */

/**
 * Implements hook_theme().
 */
function modal_page_theme() {
  return array(
    'modal_page_modal' => array(
      'render element' => 'elements',
      'template' => 'templates/modal_page_modal',
      'variables' => array(
        'title' => NULL,
        'text' => NULL,
        'button' => NULL,
      ),
    ),
  );
}

/**
 * Implements hook_page_build().
 */
function modal_page_page_build(&$page) {
  $path_modal_page = drupal_get_path('module', 'modal_page');
  $external_js = variable_get('modal_page_external_js', TRUE);
  if ($external_js) {
    $page['content']['#attached']['js'][] = array(
      'type' => 'external',
      'data' => 'https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js',
    );
    $page['content']['#attached']['js'][] = array(
      'type' => 'external',
      'data' => 'https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js',
    );
    $page['content']['#attached']['js'][] = array(
      'type' => 'file',
      'data' => $path_modal_page . '/js/jquery-noconflict.js',
    );
  }
  $page['content']['#attached']['css'][] = array(
    'type' => 'file',
    'data' => $path_modal_page . '/css/modal_page.css',
  );
  $modal_page_settings = variable_get('modal_page_modals');
  if (empty($modal_page_settings)) {
    return FALSE;
  }
  $modals_settings = explode(PHP_EOL, $modal_page_settings);
  foreach ($modals_settings as $modal_settings) {

    // Default values.
    $path = $title = $text = $button = '';
    $modal = explode('|', $modal_settings);
    if (!empty($modal[0])) {
      $path = $modal[0];
    }
    if ($path != '<front>') {
      $path = filter_xss($modal[0]);
      $path = trim($path);
    }
    if (!empty($modal[1])) {
      $title = filter_xss($modal[1]);
      $title = trim($title);
    }

    // Check HTML tags.
    $modal_page_allowed_tags = variable_get('modal_page_allowed_tags');
    if (!empty($modal_page_allowed_tags)) {
      $modal_page_allowed_tags = explode(PHP_EOL, $modal_page_allowed_tags);
      $modal_page_allowed_tags = preg_replace('/\\s/', '', $modal_page_allowed_tags);
    }
    if (!empty($modal[2])) {
      $text = empty($modal_page_allowed_tags) ? filter_xss($modal[2]) : filter_xss($modal[2], $modal_page_allowed_tags);
      $text = trim($text);
    }
    if (!empty($modal[3])) {
      $button = filter_xss($modal[3]);
      $button = trim($button);
    }
    $current_path = drupal_get_path_alias(current_path());
    if (drupal_is_front_page()) {
      $current_path = '<front>';
    }
    if ($path == $current_path) {
      $page['content']['#attached']['js'][] = array(
        'type' => 'file',
        'data' => $path_modal_page . '/js/modal_page.js',
      );
      $modal = theme('modal_page_modal', array(
        'title' => $title,
        'text' => $text,
        'button' => $button,
      ));
      $page['page_top']['slidedown_templates'] = array(
        '#weight' => -1000,
        '#markup' => $modal,
      );
      break;
    }
  }
}

/**
 * Implements hook_menu().
 */
function modal_page_menu() {
  $items = array();
  $items['admin/config/user-interface/modal-page'] = array(
    'title' => 'Modal Page',
    'description' => 'Configuration for Modal Page module',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'modal_page_settings',
    ),
    'access arguments' => array(
      'administer site configuration',
    ),
  );
  return $items;
}

/**
 * Function modal_page_settings.
 */
function modal_page_settings($form, &$form_state) {
  $form['modal_page_modals'] = array(
    '#title' => t('Modal settings.'),
    '#type' => 'textarea',
    '#description' => t('Insert values with format: <br><br><b>Page|Title|Text|Button</b> &lt;front&gt; is the front page. <br><br> e.g.  <b>Home|Welcome|Welcome to our new website|Thanks</b>'),
    '#default_value' => variable_get('modal_page_modals', ''),
    '#size' => 10,
    '#resizable' => FALSE,
  );
  $form['modal_page_advanced_settings'] = array(
    '#type' => 'fieldset',
    '#title' => t('Advanced'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
  );
  $form['modal_page_advanced_settings']['modal_page_allowed_tags'] = array(
    '#title' => t('Allowed HTML Tags in the Text (filter_xss)'),
    '#type' => 'textarea',
    '#description' => t('Modal Page use filter_xss function to Filters HTML to prevent cross-site-scripting (XSS) vulnerabilities. <br>Optionally you can insert your allowed tags. Use one per line. E.g:<ul><li>a</li><li>strong</li><li>ul</li><li>li</li>'),
    '#default_value' => variable_get('modal_page_allowed_tags', ''),
    '#size' => 10,
    '#resizable' => FALSE,
  );
  $form['modal_page_advanced_settings']['modal_page_external_js'] = array(
    '#title' => t('Use external jQuery and Bootstrap libraries'),
    '#type' => 'checkbox',
    '#description' => t('Uncheck this box is want to use local jQuery and Bootstrap libraries.'),
    '#default_value' => variable_get('modal_page_external_js', TRUE),
  );
  return system_settings_form($form);
}

Functions

Name	Description
modal_page_menu	Implements hook_menu().
modal_page_page_build	Implements hook_page_build().
modal_page_settings	Function modal_page_settings.
modal_page_theme	Implements hook_theme().