source: extensions/GMaps/gmaps_pip.class.inc.php @ 7054

<?php
/* -----------------------------------------------------------------------------
  Plugin     : GMaps
  Author     : Grum
    email    : grum@piwigo.org
    website  : http://photos.grum.fr

    << May the Little SpaceFrog be with you ! >>
  ------------------------------------------------------------------------------
  See main.inc.php for release information

  GMaps_PIP : classe to manage plugin public pages

  --------------------------------------------------------------------------- */

include_once('gmaps_root.class.inc.php');

class GMaps_PIP extends GMaps_root
{
  protected $coords = array();
  protected $maps = array();
  protected $content = '';
  protected $pictureGeolocated;

  public function __construct($prefixeTable, $filelocation)
  {
    parent::__construct($prefixeTable, $filelocation);
    $this->loadConfig();

    $this->initEvents();
    $this->load_lang();

    $this->pictureGeolocated=false;
    $this->coords['lat']=0;
    $this->coords['lng']=0;

    $this->loadMaps();
  }

  public function __destruct()
  {
    unset($section_page);
    parent::__destruct();
  }

  /*
    load language file
  */
  public function load_lang()
  {
    global $lang;

    load_language('plugin.lang', GMAPS_PATH);
  }

  /*
    initialize events call for the plugin
  */
  public function initEvents()
  {
    parent::initEvents();

    //add_event_handler('loc_end_page_header', array(&$this, 'loadJS'));
    add_event_handler('amd_jpegMD_loaded', array(&$this, 'prepareMap'));
    add_event_handler('loc_begin_picture', array(&$this, 'applyMap'), 55);
  }



  /* -------------------------------------------------------------------------
    FUNCTIONS TO MANAGE GMAPS
  ------------------------------------------------------------------------- */



  /**
   * build the maps
   */
  public function prepareMap($jpegMD)
  {
    global $template;

    if(is_null($jpegMD->getTag('magic.GPS.LatitudeNum')) or
       is_null($jpegMD->getTag('magic.GPS.LongitudeNum'))) return(false);

    $this->coords['lat']=$jpegMD->getTag('magic.GPS.LatitudeNum')->getValue();
    $this->coords['lng']=$jpegMD->getTag('magic.GPS.LongitudeNum')->getValue();

    $this->pictureGeolocated=true;

    $mapsProperties='';
    foreach($this->maps as $val)
    {
      $this->content.="<div id='iGMaps".$val['id']."' style='width:".$val['width'].";height:".$val['height'].";".$val['style']."'></div>";

      if($mapsProperties!='') $mapsProperties.=',';
      $mapsProperties.="
      {
        id:'iGMaps".$val['id']."',
        zoomLevel:".$val['zoomLevel'].",
        displayMarker:".(($val['displayMarker']=='Y')?'true':'false').",
        mapTypeId:'".$val['mode']."',
      }
      ";
    }
    $this->content="<div id='iGMapContent' style='text-align:center;'>".$this->content."</div>";

    $template->append('head_elements',
"<script type=\"text/javascript\">
  gmaps =
    {
      coords:
      {
        latitude:'".$this->coords['lat']."',
        longitude:'".$this->coords['lng']."',
      },
      maps:
      [$mapsProperties],
    }
</script>");


    if(!isset($template->known_scripts)) $template->known_scripts=Array();

    if(!array_key_exists('jquery', $template->known_scripts))
    {
      $template->known_scripts['jquery']='themes/default/js/jquery.packed.js';
      $template->block_html_head(null, '<script type="text/javascript" src="themes/default/js/jquery.packed.js"></script>', $template->smarty, $false);
    }

    $template->known_scripts['maps.google.com/api']='http://maps.google.com/maps/api/js?sensor=false';
    $template->block_html_head(null, '<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false"></script>', $template->smarty, $false);

    $template->known_scripts['gmaps.gmaps']='plugins/'.basename(dirname(__FILE__)).'/js/gmaps.js';
    $template->block_html_head(null, '<script type="text/javascript" src="plugins/'.basename(dirname(__FILE__)).'/js/gmaps.js"></script>', $template->smarty, $false);


    //$template->append('head_elements', '<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false"></script>');
    //$template->append('head_elements', '<script type="text/javascript" src="plugins/'.basename(dirname(__FILE__)).'/js/gmaps.js"></script>');
  }


  /**
   * add the maps container to the page
   */
  public function applyMap()
  {
    global $template;

    if(!$this->pictureGeolocated) return(false);

    $metadata=$template->get_template_vars('metadata');

    $metadata[]=array
      (
        'TITLE' => l10n('gmaps_geolocation'),
        'lines' =>
          array(
            '<!--rawContent-->' => $this->content
          )
      );
    $template->assign('metadata', $metadata);
  }


  /**
   * loads the maps list
   */
  private function loadMaps()
  {
    $sql="SELECT id, width, height, zoomLevel, displayMarker, mode, style
          FROM ".$this->tables['maps']."
          ORDER BY id";
    $result=pwg_query($sql);
    if($result)
    {
      while($row=pwg_db_fetch_assoc($result))
      {
        $this->maps[]=$row;
      }
    }
  }


} //class

?>