source: extensions/rv_gmaps/trunk/main.inc.php @ 12701

<?php /*
Plugin Name: RV Maps&Earth
Version: 2.3.b-alpha
Description: Extend your gallery with Google Maps and Google Earth ...
Plugin URI: http://piwigo.org/ext/extension_view.php?eid=122
Author: rvelices
Author URI: http://www.modusoptimus.com/
*/
define( 'RVM_PLUGIN_VERSION', '2.3.b-alpha');
defined('PHPWG_ROOT_PATH') or die('Hacking attempt!');

add_event_handler('loc_end_index', 'rvm_end_index' );
add_event_handler('loc_begin_index_category_thumbnails', 'rvm_index_cat_thumbs_displayed');
add_event_handler('loc_begin_index_thumbnails', 'rvm_begin_index_thumbnails');

add_event_handler('picture_pictures_data', 'rvm_picture_pictures_data' );
add_event_handler('get_admin_plugin_menu_links', 'rvm_plugin_admin_menu' );

global $rvm_dir;
$rvm_dir = basename( dirname(__FILE__) );

global $conf;
if (@$conf['gmaps_auto_sync'])
{
  $conf['use_exif_mapping']['lat'] = 'lat';
  $conf['use_exif_mapping']['lon'] = 'lon';
  add_event_handler('format_exif_data', 'rvm_format_exif', EVENT_HANDLER_PRIORITY_NEUTRAL, 3);
}

function rvm_index_cat_thumbs_displayed()
{
        global $page;
        $page['rvm_cat_thumbs_displayed'] = true;
}

function rvm_begin_index_thumbnails( $pictures )
{
        global $page;
        foreach ($pictures as $picture)
        {
                if ( isset($picture['lat']) )
                {
                        $page['rvm_items_have_latlon'] = true;
                        break;
                }
        }
}

define('RVM_ACTION_MODEL', '<a href="%s" title="%s" rel="nofollow" class="pwg-state-default pwg-button"%s><span class="pwg-icon pwg-icon-%s">&nbsp;</span><span class="pwg-button-text">%s</span></a>');

function rvm_end_index()
{
        global $page, $filter, $template, $rvm_dir;

        //if ( !is_admin() ) return; // TEMP
        if ( isset($page['chronology_field']) || $filter['enabled'] )
                return;

        if ( 'categories' == @$page['section'])
        { // flat or no flat ; has subcats or not;  ?
                if ( ! @$page['rvm_cat_thumbs_displayed'] and empty($page['items']) )
                        return;
        }
        else
        {
                if (
                        !in_array( @$page['section'], array('tags','search','recent_pics','list') )
                        )
                        return;
                if ( empty($page['items']) )
                        return;
        }

        include_once( dirname(__FILE__) .'/include/functions.php');

        if ( !empty($page['items']) )
        {
                if (!@$page['rvm_items_have_latlon'] and ! rvm_items_have_latlon( $page['items'] ) )
                        return;
        }
        rvm_load_language();

        $map_url = rvm_duplicate_map_index_url( array(), array('start') );
        if ( !empty($map_url) )
        {
                $link_title = sprintf( l10n('displays %s on a map'), strip_tags($page['title']) );
                $template->concat( 'PLUGIN_INDEX_ACTIONS' , "\n<li>".sprintf(RVM_ACTION_MODEL,
                        $map_url, $link_title, '', 'map', 'map'
                        ).'</li>');
        }

        {
                $kml_url = rvm_duplicate_kml_index_url( array(), array('start') );
                $link_title = sprintf( l10n('opens %s in Google Earth'), strip_tags($page['title']) );
                $template->concat( 'PLUGIN_INDEX_ACTIONS' , "\n<li>".sprintf(RVM_ACTION_MODEL,
                        $kml_url, $link_title, ' type="application/vnd.google-earth.kml+xml"', 'globe', 'earth'
                        ).'</li>');
        }
}

function rvm_picture_pictures_data($pictures)
{
        if ( isset($pictures['current']['lat']) and isset($pictures['current']['lon']) )
        {
                global $template;
                $template->append('head_elements', '<meta name="geo.position" content="'.$pictures['current']['lat'].';'.$pictures['current']['lon'].'">' );
                include_once( dirname(__FILE__) .'/include/functions.php');
                rvm_load_language();
                if ( isset($_GET['map']) )
                        include_once( dirname(__FILE__) .'/include/picture_map.inc.php');
                else
                {
                        global $rvm_dir;
                        $map_url = rvm_duplicate_map_picture_url();
                        $link_title = sprintf( l10n('displays %s on a map'), strip_tags($pictures['current']['name']) );
                        $template->concat( 'PLUGIN_PICTURE_ACTIONS' , sprintf(RVM_ACTION_MODEL,
                                        $map_url, $link_title, ' target="_top"', 'map', 'map'
                                ));
                }
        }
        else
                if ( isset($_GET['map']) )
                        redirect( duplicate_picture_url() );
        return $pictures;
}

function rvm_plugin_admin_menu($menu)
{
        include_once( dirname(__FILE__) .'/include/functions.php');
        add_event_handler('invalidate_user_cache', 'rvm_invalidate_cache' );

        array_push($menu,
                        array(
                                'NAME' => 'Maps & Earth',
                                'URL' => get_admin_plugin_menu_link(dirname(__FILE__).'/admin/admin.php')
                        )
                );
        return $menu;
}

function rvm_format_exif($exif, $file, $map)
{
  if (isset($map['lat']))
  {
                include_once( dirname(__FILE__) .'/include/functions_metadata.php');
                $ll = exif_to_lat_lon($exif);
                if (is_array($ll))
                {
                        $exif[$map['lat']] = $ll[0];
                        $exif[$map['lon']] = $ll[1];
                }
  }
  return $exif;
}
?>