<?php
// $Id: popups.module,v 1.2 2008-01-07 22:29:16 starbow Exp $

function popups_menu () {
  $items['popups/raw'] = array(
    'type' => MENU_CALLBACK,
    'page callback' => '_popups_get_raw_content',
    'access callback' => TRUE,
  );
  $items['popups/test'] = array(
    'title' => 'Popup Test',
    'page callback' => 'popups_test_popups',
    'type' => MENU_CALLBACK,
    'access callback' => TRUE,
  );
  $items['popups/test/response'] = array(
    'page callback' => 'popups_test_response',
    'type' => MENU_CALLBACK,
    'access callback' => TRUE,
  );
  $items['admin/settings/popups'] = array(
    'page callback' => 'drupal_get_form',
    'page arguments' => array('popups_admin_settings'),
    'title' => 'Popups Settings',
  );
  return $items;
}

/**
 * hook_form_alter
 * 
 * TODO: These values only work for the garlard theme.
 *
 * @param unknown_type $form
 * @param unknown_type $form_state
 * @param unknown_type $form_id
 */
function popups_form_alter(&$form, $form_state, $form_id) {
  switch ($form_id) {
    case 'menu_overview_form':
      popups_add_popups(
        'table#menu-overview td:nth-child(5) a, table#menu-overview td:nth-child(6) a, div#tabs-wrapper a:eq(1)',
        'div.left-corner > div:eq(3)'
      );
      break;
      
    case 'block_admin_display_form':
      popups_add_popups(
        'table#blocks td:nth-child(4) a, div#tabs-wrapper a:eq(1)',
        'div.left-corner > div:eq(3)'
      );
      break;

    case 'path_admin_filter_form':
      popups_add_popups(
        'div#tabs-wrapper a:eq(1), table td:nth-child(3) a, table td:nth-child(4) a',
        'div.left-corner > div:eq(3)'
      );
      break;
  }
}

// **************************************************************************
// UTILITY FUNCTIONS ********************************************************
// **************************************************************************

/*
 * Return the content of a path as html, without the page's theming wrapper
 * Used by dialogs.js for a popups with the content of a link
*/  
function _popups_get_raw_content() {
  global $base_url;
  //TODO - need to do something to fix up path in actions of forms being created in the next step?
  if (!isset($_GET['path'])) {
    print "Hey Baby!";
    return "Foo bar"; // t("No path provided");
  }
  //return "foo";
  
  $path = $_GET['path'];
  $path = substr( $path, strlen($base_url) + 1 );
  $content = menu_execute_active_handler( $path ); // does this test for access rights?
  // todo - move into a theme function?
  $output = '<div id="raw-title">'. drupal_get_title() .'</div>';
 
  if( $content == MENU_NOT_FOUND ) {
    $output .= t("Path not found: "). $path;
  }
  elseif($content == MENU_ACCESS_DENIED) {
    drupal_access_denied();
  }
  else {
    $output .= '<div id="raw-content">'. $content .'</div>';
  }
  print $output;
}

/*
http://localhost/d6/popups/raw?path=http://localhost/d6/admin/build/menu/item/8/reset&
confirm=1&
op=Reset&
form_build_id=form-54784cc3713fc03f6776dd1c8e5fe6b8&
form_token=29e493dc04fc6765795d5e8786e4829d&
form_id=menu_reset_item_confirm
*/

function popups_add_popups($popup_selector=NULL, $content_selector=NULL) {
  static $added = FALSE;
  if (!$added) {
    drupal_add_js(drupal_get_path('module', 'popups') .'/popups.js');
    drupal_add_js('misc/jquery.form.js');
    $settings = array( 'popups' => array(
      'popupSelector' => $popup_selector,
      'titleSelector' => variable_get('popups_title_selector', 'div.left-corner h2'),
      'contentSelector' => isset($content_selector) ? $content_selector : variable_get('popups_content_selector', 'div.left-corner div:eq(1)'),
    ));
    drupal_add_js( $settings, 'setting' );
    //drupal_add_js( array( 'popups'=> array('base_path'=>base_path()) ), 'setting' );
    drupal_add_css(drupal_get_path('module', 'popups') .'/popups.css');
    $added = TRUE;
  }
}

// **************************************************************************
// ADMIN SETTINGS   *********************************************************
// **************************************************************************

function popups_admin_settings() {
  drupal_set_title("Popups Settings");
  $form = array();

  $form['popups_test'] = array(
    '#type' => 'textfield',
    '#title' => t('Popups Test Value'),
    '#default_value' => variable_get('popups_test', ''),
    '#description' => t('This value is only used for testing'),
  );
  $form['popups_title_selector'] = array(
    '#type' => 'textfield',
    '#title' => t('Title Selector'),
    '#default_value' => variable_get('popups_title_selector', 'div.left-corner h2'),
    '#description' => t('jQuery selector to define the title on a page. (TODO: per theme).'),
  );
  $form['popups_content_selector'] = array(
    '#type' => 'textfield',
    '#title' => t('Content Selector'),
    '#default_value' => variable_get('popups_content_selector', 'div.left-corner div:eq(1)'),
    '#description' => t('jQuery selector to define the content area on a page. (TODO: per theme).'),
  );
  
   
  return system_settings_form($form);
}

// **************************************************************************
// TESTING   ****************************************************************
// **************************************************************************

function popups_test_popups() {
  popups_add_popups();
  $output = '';
  $output .= l("Pop Me Up", 'popups/test/response', array( 'attributes'=>array('popups'=>TRUE) ) ) ."<br />";
  $output .= l("Swap Me Out", 
//               'popups/test/response', 
               'node/2', 
               array( 'attributes'=>array(
                 'swap' => 'div.left-corner h2, div.left-corner div:eq(1)',
               ) 
             )) . "<br />";
  $output .= l("AHAH Reload", '/', array('attributes'=>array('onclick'=>"Drupal.popups.reload(); return false;") ) ) .'<br />';
  $output .= l("Settings: ". variable_get('popups_test', ''), 'admin/settings/popups', array( 'attributes'=>array('popups'=>TRUE) ) );
  return $output;
}

function popups_test_response() {
  drupal_set_title("A Popup Test");
  return "<div>Hello World</div>";
}