source: extensions/TumblrShare/main.inc.php @ 19407

<?php
/*
Plugin Name: tumblr.share
Version: auto
Description: Add a "Share on Tumblr" button on picture pages
Plugin URI: http://piwigo.org/ext/extension_view.php?eid=658
Author: Mistic
Author URI: http://www.strangeplanet.fr
*/

if (!defined('PHPWG_ROOT_PATH')) die('Hacking attempt!');

define('TUMBLR_PATH' , PHPWG_PLUGINS_PATH . basename(dirname(__FILE__)) . '/');

load_language('plugin.lang', TUMBLR_PATH);
add_event_handler('loc_end_picture', 'tumblr_add_button');
add_event_handler('loc_end_index', 'tumblr_add_button');


function tumblr_add_button() 
{
  global $conf, $template, $page;
  
  $conf['TumblrShare'] = unserialize($conf['TumblrShare']);
  $conf['TumblrShare']['css'] = array(
    'share_1' => 'width:81px; height:20px;',
    'share_2' => 'width:61px; height:20px;',
    'share_3' => 'width:129px; height:20px;',
    'share_4' => 'width:20px; height:20px;',
    'share_1T' => 'width:81px; height:20px;',
    'share_2T' => 'width:61px; height:20px;',
    'share_3T' => 'width:129px; height:20px;',
    'share_4T' => 'width:20px; height:20px;',
    );
    
  $root_url = get_absolute_root_url();
  
  // button on piture page
  if (script_basename() == 'picture')
  {
    global $picture;
    
    $template->assign(array(
      'TUMBLR_MODE' => 'photo',
      'TUMBLR_URL' => $root_url.ltrim(duplicate_picture_url(), './'),
      'TUMBLR_TITLE' => $picture['current']['TITLE'],
      ));
    
    if ($conf['TumblrShare']['img_size'] == 'Original')
    {
      $template->assign('TUMBLR_SOURCE', $root_url.ltrim($picture['current']['src_image']->get_url(), './'));
    }
    else
    {
      $template->assign('TUMBLR_SOURCE', $root_url.ltrim(DerivativeImage::url($conf['TumblrShare']['img_size'], $picture['current']['src_image']), './'));
    }
  }
  // button on other pages
  else if (script_basename() == 'index')
  {
    $conf['TumblrShare']['position'] = 'index';
    $template->assign(array(
      'TUMBLR_MODE' => 'link',
      'TUMBLR_URL' => $root_url.ltrim(duplicate_index_url(), './'),
      'TUMBLR_TITLE' => strip_tags($page['title']),
      ));
  }
  else
  {
    return;
  }
  
  // config
  $template->assign(array(
    'TUMBLR_POSITION' => $conf['TumblrShare']['position'],
    'TUMBLR_TYPE' => $conf['TumblrShare']['type'],
    'TUMBLR_CSS' => $conf['TumblrShare']['css'][ $conf['TumblrShare']['type'] ],
    'TUMBLR_COPY' => ' (from <a href="'.$root_url.'">'.$conf['gallery_title'].'</a>)',
  ));
  
  
  $template->set_filename('tumblr_button', dirname(__FILE__).'/button.tpl');
  $button = $template->parse('tumblr_button', true);
  
  switch ($conf['TumblrShare']['position'])
  {
    case 'index':
      // $template->add_index_button('<li>'.$button.'</li>', 100);
      $template->concat('PLUGIN_INDEX_ACTIONS', '<li>'.$button.'</li>');
      break;
    case 'toolbar':
      // $template->add_picture_button($button, 100);
      $template->concat('PLUGIN_PICTURE_ACTIONS', $button);
      break;
    default;
      $template->assign('TUMBLR_BUTTON', $button);
      $template->set_prefilter('picture', 'tumblr_add_button_prefilter');
  }
}

function tumblr_add_button_prefilter($content, &$smarty)
{
  global $template;
  
  switch ($template->get_template_vars('TUMBLR_POSITION'))
  {
    case 'top':
      $search = '<div id="theImage">';
      $replace = '<div>{$TUMBLR_BUTTON}</div>';
      break;
      
    case 'bottom':
      $search = '{$ELEMENT_CONTENT}';
      $replace = '{$TUMBLR_BUTTON}';
      break;
  }
  
  return str_replace($search, $search.$replace, $content);
}


if (script_basename() == 'admin')
{
  add_event_handler('get_admin_plugin_menu_links', 'tumblr_plugin_admin_menu');

  function tumblr_plugin_admin_menu($menu)
  {
    array_push($menu, array(
      'NAME' => 'tumblr.share',
      'URL' => get_root_url().'admin.php?page=plugin-'.basename(dirname(__FILE__))
      ));
    return $menu;
  }
}

?>