MediaWiki:Gadget-OSM.js

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// Using OpenStreetMap in Wikipedia.
// (c) 2008 by Magnus Manske
// Released under GPL
 
function openStreetMapInit () {
  var c = document.getElementById ( 'coordinates' ) ;
  if ( !c ) return ;
 
  var a = c.getElementsByTagName ( 'a' ) ;
  var geohack = false;
  for ( var i = 0 ; i < a.length ; i++ ) {
    var h = a[i].href ;
    if ( !h.match(/geohack/) ) continue ;
    geohack = true ;
    break ;
  }
  if ( !geohack ) return ;
 
  var na = document.createElement ( 'a' ) ;
  na.href = '#' ;
  na.onclick = openStreetMapToggle ;
  na.appendChild ( document.createTextNode ( 'Map' ) ) ;
  c.appendChild ( document.createTextNode ( ' (' ) ) ;
  c.appendChild ( na ) ;
  c.appendChild ( document.createTextNode ( ')   ' ) ) ;
}
 
function openStreetMapToggle () {
  var c = document.getElementById ( 'coordinates' ) ;
  if ( !c ) return ;
  var cs = document.getElementById ( 'contentSub' ) ;
  var osm = document.getElementById ( 'openstreetmap' ) ;
 
  if ( cs && osm ) {
    if ( osm.style.display == 'none' ) {
      osm.style.display = 'block' ;
    } else {
      osm.style.display = 'none' ;
    }
    return false ;
  }
 
  var found_link = false ;
  var a = c.getElementsByTagName ( 'a' ) ;
  var h;
  for ( var i = 0 ; i < a.length ; i++ ) {
    h = a[i].href ;
    if ( !h.match(/geohack/) ) continue ;
    found_link = true ;
    break ;
  }
  if ( !found_link ) return ; // No geohack link found
 
  h = h.split('params=')[1] ;
 
  i = document.createElement ( 'iframe' ) ;
  var url = 'https://tools.wmflabs.org/wiwosm/osm-on-ol/kml-on-ol.php?lang=' + mw.config.get('wgUserLanguage') + '&params=' + h ;
 
  i.id = 'openstreetmap' ;
  i.style.width = '100%' ;
  i.style.height = '350px' ;
  i.style.clear = 'both' ;
  i.src = url ;
  cs.appendChild ( i ) ;
  return false ;
}
 
$(openStreetMapInit);