<?php
// $Id: flickr.inc,v 1.1.2.3.2.2 2008-11-21 23:25:30 jeffcd Exp $

/**
 * @file
 * Flickr plugin for the YUI Editor.
 */

/**
 * Menu-callback for flickr API interaction.
 */
function yui_editor_flickr() {
  header('Expires: Mon, 26 Jul 1997 05:00:00 GMT');
  header('Last-Modified: '. gmdate('D, d M Y H:i:s') .' GMT');
  header('Cache-Control: no-store, no-cache, must-revalidate');
  header('Cache-Control: post-check=0, pre-check=0', FALSE);
  header('Content-Type:text/xml');

  $tags = $_GET['tags'];
  $key = $_GET['flickr_api_key'];
  $url = "http://www.flickr.com/services/rest/?method=flickr.photos.search&api_key=$key&machine_tag_mode=any&tags=$tags";

  function get_resource($url) {
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);

    $result = curl_exec($ch);
    curl_close($ch);

    return $result;
  }

  print get_resource($url);
  exit;
}

function yui_editor_flickr_menu(&$items) {
  $items['yui_editor/flickr'] = array(
    'page callback' => 'yui_editor_flickr',
    'access callback' => 'user_access',
    'access arguments' => array('Access YUI editor'),
    'type' => MENU_CALLBACK,
  );
}

function yui_editor_flickr_settings(&$form, &$profile) {
  $form['plugins']['flickr'] = array(
    '#type' => 'checkbox',
    '#title' => t('Flickr image insert'),
    '#default_value' => $profile['flickr'],
    '#description' => t('Allows flickr images to be browsed and inserted.'),
  );
  $form['plugins']['flickr_api_key'] = array(
    '#type' => 'textfield',
    '#title' => t('Flickr API key'),
    '#default_value' => $profile['flickr_api_key'],
    '#size' => 20,
    '#description' => t('Enter your flickr API key if you turned on the \'flickr image insert\' feature.'),
  );
}

function yui_editor_flickr_render(&$profile) {
  if ($profile['flickr'] == 1) {
    drupal_add_js(drupal_get_path('module', 'yui_editor') .'/plugins/flickr.js', 'module', 'footer');
    drupal_add_css(drupal_get_path('module', 'yui_editor') .'/plugins/flickr.css');
  }
}