version and date is now taken from OSRM.base,

when source/target markers are deleted the inputbox is emptied

WebContent/L.DashedPolyline.js

@@ -1,4 +1,25 @@
-// dashed polyline
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// Leaflet extension: Dashed Polyline
+// [adds dashed optionally dashed lines when using SVG or VML rendering]
+
+
+// dashed polyline class
 L.DashedPolyline = L.Polyline.extend({
 	initialize: function(latlngs, options) {
 		L.Polyline.prototype.initialize.call(this, latlngs, options);
@@ -6,7 +27,7 @@ L.DashedPolyline = L.Polyline.extend({
 	
 	options: {
 		dashed: true
-	},
+	}
 });
 
 
@@ -20,7 +41,7 @@ L.DashedPolyline = !L.Browser.svg ? L.DashedPolyline : L.DashedPolyline.extend({
 			else
 				this._path.setAttribute('stroke-dasharray', '');
 		}
-	},
+	}
 });
 
 
@@ -34,6 +55,6 @@ L.DashedPolyline = L.Browser.svg || !L.Browser.vml ? L.DashedPolyline : L.Dashed
 			else
 				this._stroke.dashstyle = "solid";
 		}
-	},
+	}
 	
 });

WebContent/L.MouseMarker.js

@@ -1,3 +1,26 @@
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// Leaflet extension: MouseMarker
+// [marker class that propagates modifier and button presses]
+// [currently deactivated: propagation mousemove events]
+
+
+// extended marker class
 L.MouseMarker = L.Marker.extend({
 	initialize: function (latlng, options) {
 		L.Marker.prototype.initialize.apply(this, arguments);
@@ -26,5 +49,5 @@ L.MouseMarker = L.Marker.extend({
 			shiftKey: e.shiftKey,
 			button: e.button
 		});
-	},	
+	}
 });

WebContent/OSRM.Browser.js

@@ -1,4 +1,22 @@
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
 // OSRM browser detection
+// [simple detection routines to respect some browser peculiarities] 
 
 
 (function() {
@@ -6,7 +24,7 @@
 	
 	OSRM.Browser = {
  		FF3:	useragent.search(/Firefox\/3/),
-		IE6_9:	useragent.search(/MSIE (6|7|8|9)/),
+		IE6_9:	useragent.search(/MSIE (6|7|8|9)/)
 	};
 }());
 

WebContent/OSRM.EventHandler.js

@@ -0,0 +1,61 @@
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// OSRM EventHandler
+// [adds simple event handling: other classes can derive from this class to acquire custom event handling]
+
+
+OSRM.EventHandler = function() {
+	this._listeners = {};
+};
+
+OSRM.extend( OSRM.EventHandler, {
+	
+	// add listener
+	addListener: function(type, listener) {
+		if( this._listeners[type] == undefined)
+			this._listeners[type] = [];
+		this._listeners[type].push(listener);
+	},
+	
+	//remove event listener
+	removeListener: function(type, listener) {
+		if( this._listeners[type] != undefined) {
+			for(var i=0; i<this._listeners[type].length; i++)
+				if( this._listeners[type][i] == listener) {
+					this._listeners[type].splice(i,1);
+					break;
+				}
+		}
+	},
+	
+	// fire event
+	fire: function(event) {
+		if( typeof event == "string")
+			event = {type:event};
+		if( !event.target )
+			event.target = this;
+		
+		if( !event.type )
+			throw new Error("event object missing type property!");
+		
+		if( this._listeners[type] != undefined)
+			for(var listener in this._listeners[event.type])
+				listener.call(this, event);
+	}
+	
+});

WebContent/OSRM.GUI.js

@@ -1,4 +1,22 @@
-// GUI functionality
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// OSRM GUI functionality
+// [responsible for all non-routing related GUI behaviour]
 
 
 OSRM.GUI = {
@@ -57,6 +75,6 @@ toggleOptions: function() {
 	} else {
 		document.getElementById('options-box').style.visibility="visible";
 	}
-},
+}
 
 };

WebContent/OSRM.JSONP.js

@@ -1,66 +1,78 @@
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
 // OSRM JSONP call wrapper 
-// w/ DOM cleaning, fencing, timout handling
+// [wrapper for JSONP calls with DOM cleaning, fencing, timout handling]
+
 
 OSRM.JSONP = {
+		
+	// storage to keep track of unfinished JSONP calls
 	fences: {},
 	callbacks: {},
 	timeouts: {},
 	timers: {},
 	
-	TIMEOUT: OSRM.DEFAULTS.JSONP_TIMEOUT,
 	
-	late: function() { },//console.log("reply too late");},
-	empty: function() { },//console.log("empty callback");},
-		
-	call: function(source, callback_function, timeout_function, timeout, id) {
+	// default callback routines
+	late: function() { /*OSRM.debug.log("[jsonp] reply too late");*/ },	
+	empty: function() { /*OSRM.debug.log("[jsonp] empty callback");*/ },
+	
+	
+	// init JSONP call
+	call: function(source, callback_function, timeout_function, timeout, id, parameters) {
 		// only one active JSONP call per id
 		if (OSRM.JSONP.fences[id] == true)
 			return false;
 		OSRM.JSONP.fences[id] = true;
 		
-//		console.log("[status] jsonp init for "+id);
-//		console.log("[status] jsonp request ",source);		
-				
 		// wrap timeout function
 		OSRM.JSONP.timeouts[id] = function(response) {
-			timeout_function(response);
+			try {
+				timeout_function(response, parameters);
+			} finally {
+				OSRM.JSONP.callbacks[id] = OSRM.JSONP.late;				// clean functions
+				OSRM.JSONP.timeouts[id] = OSRM.JSONP.empty;
+				OSRM.JSONP.fences[id] = undefined;						// clean fence
+			}
 			
-//			var jsonp = document.getElementById('jsonp_'+id);		// clean DOM
-//			if(jsonp)
-//				jsonp.parentNode.removeChild(jsonp);
-			OSRM.JSONP.callbacks[id] = OSRM.JSONP.late;				// clean functions
-			OSRM.JSONP.timeouts[id] = OSRM.JSONP.late;
-			OSRM.JSONP.fences[id] = undefined;						// clean fence
-			
-//			console.log("timeout: "+id); 							// at the end - otherwise racing conditions may happen
-//			document.getElementById('information-box').innerHTML += "timeout:" + id + "<br>";			
+//			OSRM.debug.log("[jsonp] timout handling: "+id);
 		};
 		
 		// wrap callback function
 		OSRM.JSONP.callbacks[id] = function(response) {
-			clearTimeout(OSRM.JSONP.timers[id]);					// clear timeout timer
+			clearTimeout(OSRM.JSONP.timers[id]);						// clear timeout timer
 			OSRM.JSONP.timers[id] = undefined;
 			
-			if( OSRM.JSONP.fences[id] == undefined )				// fence to prevent execution after timeout function (when precompiled!)
-				return;		
-
-			callback_function(response);							// actual wrapped callback 
+			try {
+				callback_function(response, parameters);				// actual wrapped callback 
+			} finally {
+				OSRM.JSONP.callbacks[id] = OSRM.JSONP.empty;			// clean functions
+				OSRM.JSONP.timeouts[id] = OSRM.JSONP.late;
+				OSRM.JSONP.fences[id] = undefined;						// clean fence
+			}
 			
-//			var jsonp = document.getElementById('jsonp_'+id);		// clean DOM
-//			if(jsonp)
-//				jsonp.parentNode.removeChild(jsonp);
-			OSRM.JSONP.callbacks[id] = OSRM.JSONP.late;				// clean functions
-			OSRM.JSONP.timeouts[id] = OSRM.JSONP.late;
-			OSRM.JSONP.fences[id] = undefined;						// clean fence
-			
-//			console.log("[status] jsonp response for "+id);			// at the end - otherwise racing conditions may happen
-//			document.getElementById('information-box').innerHTML += "callback:" + id + "<br>";
+//			OSRM.debug.log("[jsonp] response handling: "+id);
 		};
 		
-		// clean DOM (cannot reuse script element with all browsers, unfortunately)
+		// clean DOM (unfortunately, script elements cannot be reused by all browsers)
 		var jsonp = document.getElementById('jsonp_'+id);
 		if(jsonp)
-			jsonp.parentNode.removeChild(jsonp);		
+			jsonp.parentNode.removeChild(jsonp);
 		
 		// add script to DOM
 		var script = document.createElement('script');
@@ -71,7 +83,16 @@ OSRM.JSONP = {
 		
 		// start timeout timer
 		OSRM.JSONP.timers[id] = setTimeout(OSRM.JSONP.timeouts[id], timeout);
-		
+
+//		OSRM.debug.log("[jsonp] init: "+id);		
 		return true;
+	},
+	
+	// reset all data
+	reset: function() {
+		OSRM.JSONP.fences = {};
+		OSRM.JSONP.callbacks = {};
+		OSRM.JSONP.timeouts = {};
+		OSRM.JSONP.timers = {};
 	}
 };

WebContent/OSRM.Localization.js

@@ -1,73 +1,118 @@
-// localization
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// OSRM localization
+// [basic localization options]
+
 
 OSRM.Localization = {
-language: "en",
-
+		
+// if existing, return localized string -> English string -> input string
 translate: function(text) {
-	if( OSRM.Localization[OSRM.Localization.language][text] )
-		return OSRM.Localization[OSRM.Localization.language][text];
-	else if( OSRM.Localization[OSRM.Localization.language][text] )
-		return OSRM.Localization[OSRM.Localization.language][text];
+	if( OSRM.Localization[OSRM.DEFAULTS.LANGUAGE][text] )
+		return OSRM.Localization[OSRM.DEFAULTS.LANGUAGE][text];
+	else if( OSRM.Localization["en"][text] )
+		return OSRM.Localization["en"][text];
 	else
 		return text;
-},
+}
 };
+
+// shorter call to translate function
 OSRM.loc = OSRM.Localization.translate;
 
+
+// German language support
 OSRM.Localization["de"] = {
 //gui
 "GUI_START": "Start",
-"GUI_END": "Ende",
+"GUI_END": "Ziel",
 "GUI_RESET": "Reset",
-"GUI_SEARCH": "Suchen",
-"GUI_ROUTE": "Route",
+"GUI_SEARCH": "Zeigen",
 "GUI_REVERSE": "Umdrehen",
 "GUI_OPTIONS": "Optionen",
-"GUI_HIGHLIGHT_UNNAMED_ROADS": "Unbenannte Stra�en hervorheben",
+"GUI_HIGHLIGHT_UNNAMED_ROADS": "Unbenannte Straßen hervorheben",
 "GUI_START_TOOLTIP": "Startposition eingeben",
 "GUI_END_TOOLTIP": "Zielposition eingeben",
-"GUI_LEGAL_NOTICE": "GUI2 v0.1 120313 - OSRM hosting by <a href='http://algo2.iti.kit.edu/'>KIT</a> - Geocoder by <a href='http://www.osm.org/'>OSM</a>",
+"GUI_LEGAL_NOTICE": "GUI2 v"+OSRM.VERSION+" "+OSRM.DATE+" - OSRM hosting by <a href='http://algo2.iti.kit.edu/'>KIT</a> - Geocoder by <a href='http://www.osm.org/'>OSM</a>",
 // geocoder
 "SEARCH_RESULTS": "Suchergebnisse",
-"TIMED_OUT": "Zeit�berschreitung",
+"TIMED_OUT": "Zeitüberschreitung",
 "NO_RESULTS_FOUND": "Keine Ergebnisse gefunden",
+"NO_RESULTS_FOUND_SOURCE": "Keine Ergebnisse gefunden für Start",
+"NO_RESULTS_FOUND_TARGET": "Keine Ergebnisse gefunden für Ziel",
 // routing
 "ROUTE_DESCRIPTION": "Routenbeschreibung",
-"GET_LINK": "Generiere Link",
-"LINK_TO_ROUTE": "Link zur Route",
+"GET_LINK_TO_ROUTE": "Generiere Link",
+"GENERATE_LINK_TO_ROUTE": "Warte auf Antwort",
 "LINK_TO_ROUTE_TIMEOUT": "nicht möglich",
 "GPX_FILE": "GPX Datei",
 "DISTANCE": "Distanz",
 "DURATION": "Dauer",
 "YOUR_ROUTE_IS_BEING_COMPUTED": "Ihre Route wird berechnet",
-"NO_ROUTE_FOUND": "Keine Route hierher m�glich",
+"NO_ROUTE_FOUND": "Keine Route hierher möglich",
+// directions
+"N": "Norden",
+"O": "Ost",
+"S": "Süden",
+"W": "Westen",
+"NO": "Nordost",
+"SO": "Südost",
+"SW": "Südwest",
+"NW": "Nordwest"
 };
 
+
+// English language support
 OSRM.Localization["en"] = {
 //gui
 "GUI_START": "Start",
 "GUI_END": "End",
-"GUI_RESET": "Reset",
-"GUI_SEARCH": "Search",
-"GUI_ROUTE": "Route",
+"GUI_RESET": "&nbsp;&nbsp;Reset&nbsp;&nbsp;",
+"GUI_SEARCH": "&nbsp;&nbsp;Show&nbsp;&nbsp;",
 "GUI_REVERSE": "Reverse",
 "GUI_OPTIONS": "Options",
 "GUI_HIGHLIGHT_UNNAMED_ROADS": "Highlight unnamed streets",
 "GUI_START_TOOLTIP": "Enter start",
 "GUI_END_TOOLTIP": "Enter destination",
-"GUI_LEGAL_NOTICE": "GUI2 v0.1 120313 - OSRM hosting by <a href='http://algo2.iti.kit.edu/'>KIT</a> - Geocoder by <a href='http://www.osm.org/'>OSM</a>",
+"GUI_LEGAL_NOTICE": "GUI2 v"+OSRM.VERSION+" "+OSRM.DATE+" - OSRM hosting by <a href='http://algo2.iti.kit.edu/'>KIT</a> - Geocoder by <a href='http://www.osm.org/'>OSM</a>",
 // geocoder
 "SEARCH_RESULTS": "Search Results",
 "TIMED_OUT": "Timed Out",
 "NO_RESULTS_FOUND": "No results found",
+"NO_RESULTS_FOUND_SOURCE": "No results found for start",
+"NO_RESULTS_FOUND_TARGET": "No results found for end",
 //routing
 "ROUTE_DESCRIPTION": "Route Description",
-"GET_LINK": "Generate Link",
-"LINK_TO_ROUTE": "Route Link",
+"GET_LINK_TO_ROUTE": "Generate Link",
+"GENERATE_LINK_TO_ROUTE": "waiting for link",
 "LINK_TO_ROUTE_TIMEOUT": "not available",
 "GPX_FILE": "GPX File",
 "DISTANCE": "Distance",
 "DURATION": "Duration",
 "YOUR_ROUTE_IS_BEING_COMPUTED": "Your route is being computed",
 "NO_ROUTE_FOUND": "No route possible",
+// directions
+"N": "north",
+"E": "east",
+"S": "south",
+"W": "west",
+"NE": "northeast",
+"SE": "southeast",
+"SW": "southwest",
+"NW": "northwest"
 };

WebContent/OSRM.Markers.js

@@ -1,8 +1,25 @@
-// OSRM.Marker class 
-// + sub-classes
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// OSRM markers 
+// [base marker class, derived highlight marker and route marker classes, marker management]  
 
 
-// base class
+// base marker class (wraps Leaflet markers)
 OSRM.Marker = function( label, style, position ) {
 	this.label = label ? label : "marker";
 	this.position = position ? position : new L.LatLng(0,0);
@@ -11,21 +28,21 @@ OSRM.Marker = function( label, style, position ) {
 	this.marker.parent = this;
 	
 	this.shown = false;
-	this.hint = undefined;
+	this.hint = null;
 };
 OSRM.extend( OSRM.Marker,{
 show: function() {
-	map.addLayer(this.marker);
+	OSRM.G.map.addLayer(this.marker);
 	this.shown = true;
 },
 hide: function() {
-	map.removeLayer(this.marker);
+	OSRM.G.map.removeLayer(this.marker);
 	this.shown = false;
 },
 setPosition: function( position ) {
 	this.position = position;
 	this.marker.setLatLng( position );
-	this.hint = undefined;	
+	this.hint = null;	
 },
 getPosition: function() {
 	return this.position;
@@ -39,33 +56,36 @@ getLng: function() {
 isShown: function() {
 	return this.shown;
 },
-centerView: function(zooming) {
-	var zoom = OSRM.DEFAULTS.ZOOM_LEVEL;
-	if( zooming == false )
-		zoom = map.getZoom();
-	//map.setView( new L.LatLng( this.position.lat, this.position.lng-0.02), zoom);		// dirty hack
-	map.setView( new L.LatLng( this.position.lat, this.position.lng), zoom);
+centerView: function(zoom) {
+	if( zoom == undefined )
+		zoom = OSRM.DEFAULTS.ZOOM_LEVEL;
+	OSRM.G.map.setView( new L.LatLng( this.position.lat, this.position.lng), zoom);
 },
 toString: function() {
 	return "OSRM.Marker: \""+this.label+"\", "+this.position+")";
-},
+}
 });
 
 
-// highlight marker
+// highlight marker class (cannot be dragged)
 OSRM.HighlightMarker = function( label, style, position) {
 	OSRM.HighlightMarker.prototype.base.constructor.apply( this, arguments );
 	this.label = label ? label : "highlight_marker";
+	
+ 	this.marker.on( 'click', this.onClick );	
 };
 OSRM.inheritFrom( OSRM.HighlightMarker, OSRM.Marker );
 OSRM.extend( OSRM.HighlightMarker, {
 toString: function() {
 	return "OSRM.HighlightMarker: \""+this.label+"\", "+this.position+")";
 },
+onClick: function(e) {
+	this.parent.hide();
+}
 });
 
 
-// route marker
+// route marker class (draggable, invokes route drawing routines) 
 OSRM.RouteMarker = function ( label, style, position ) {
 	OSRM.RouteMarker.prototype.base.constructor.apply( this, arguments );
 	this.label = label ? label : "route_marker";
@@ -78,64 +98,55 @@ OSRM.RouteMarker = function ( label, style, position ) {
 OSRM.inheritFrom( OSRM.RouteMarker, OSRM.Marker );
 OSRM.extend( OSRM.RouteMarker, {
 onClick: function(e) {
-//	if(!e.ctrlKey)
-//		return;
-	for( var i=0; i<my_markers.route.length; i++) {
-		if( my_markers.route[i].marker === this ) {
-			my_markers.removeMarker( i );
+	for( var i=0; i<OSRM.G.markers.route.length; i++) {
+		if( OSRM.G.markers.route[i].marker === this ) {
+			OSRM.G.markers.removeMarker( i );
 			break;
 		}
 	}
 	
-	getRoute(OSRM.FULL_DESCRIPTION);
-	my_markers.highlight.hide();
+	getRoute(OSRM.C.FULL_DESCRIPTION);
+	OSRM.G.markers.highlight.hide();
 },
 onDrag: function(e) {
-//	OSRM.debug.log("[event] drag event");
 	this.parent.setPosition( e.target.getLatLng() );
-	if(OSRM.dragging == true)								// TODO: hack to deal with drag events after dragend event
-		getRoute(OSRM.NO_DESCRIPTION);
-	else
-		getRoute(OSRM.FULL_DESCRIPTION);
-	
+	getRoute(OSRM.C.NO_DESCRIPTION);
 	updateLocation( this.parent.label );
 },
 onDragStart: function(e) {
-//	OSRM.debug.log("[event] dragstart event");
-	OSRM.dragging = true;
+	OSRM.G.dragging = true;
 	
-	// hack to store id of dragged marker
-	for( var i=0; i<my_markers.route.length; i++)
-		if( my_markers.route[i].marker === this ) {
-			OSRM.dragid = i;
+	// store id of dragged marker
+	for( var i=0; i<OSRM.G.markers.route.length; i++)
+		if( OSRM.G.markers.route[i].marker === this ) {
+			OSRM.G.dragid = i;
 			break;
 		}			
 	
-	my_markers.highlight.hide();	
-	if (my_route.isShown()) {
-		my_route.showOldRoute();
-	}
-	
-	updateLocation( this.parent.label );	
+	OSRM.G.markers.highlight.hide();	
+	if (OSRM.G.route.isShown())
+		OSRM.G.route.showOldRoute();
 },
 onDragEnd: function(e) {
-//	OSRM.debug.log("[event] dragend event");
-	getRoute(OSRM.FULL_DESCRIPTION);
-	if (my_route.isShown()) {
-		my_route.hideOldRoute();
-		my_route.hideUnnamedRoute();						// provides better visuals
+	OSRM.G.dragging = false;
+	this.parent.setPosition( e.target.getLatLng() );	
+	getRoute(OSRM.C.FULL_DESCRIPTION);
+	if (OSRM.G.route.isShown()) {
+		OSRM.G.route.hideOldRoute();
+		OSRM.G.route.hideUnnamedRoute();
 	}
-	OSRM.dragging = false;
 	
-	updateLocation( this.parent.label );
+	if(OSRM.G.route.isShown()==false)
+		updateAddress(this.parent.label);
 },
 toString: function() {
 	return "OSRM.RouteMarker: \""+this.label+"\", "+this.position+")";
-},
+}
 });
 
 
-//marker array class
+// marker management class (all route markers should only be set and deleted with these routines!)
+// [this holds the vital information of the route]
 OSRM.Markers = function() {
 	this.route = new Array();
 	this.highlight = new OSRM.HighlightMarker("highlight", {draggable:false,icon:OSRM.icons['marker-highlight']});;
@@ -154,18 +165,18 @@ removeVias: function() {
 },
 setSource: function(position) {
 	// source node is always first node
-	if( this.route[0] && this.route[0].label == OSRM.SOURCE_MARKER_LABEL )
+	if( this.route[0] && this.route[0].label == OSRM.C.SOURCE_LABEL )
 		this.route[0].setPosition(position);
 	else
-		this.route.splice(0,0, new OSRM.RouteMarker("source", {draggable:true,icon:OSRM.icons['marker-source']}, position));
+		this.route.splice(0,0, new OSRM.RouteMarker(OSRM.C.SOURCE_LABEL, {draggable:true,icon:OSRM.icons['marker-source']}, position));
 	return 0;	
 },
 setTarget: function(position) {
 	// target node is always last node
-	if( this.route[this.route.length-1] && this.route[ this.route.length-1 ].label == OSRM.TARGET_MARKER_LABEL )
+	if( this.route[this.route.length-1] && this.route[ this.route.length-1 ].label == OSRM.C.TARGET_LABEL )
 		this.route[this.route.length-1].setPosition(position);
 	else
-		this.route.splice( this.route.length,0, new OSRM.RouteMarker("target", {draggable:true,icon:OSRM.icons['marker-target']}, position));
+		this.route.splice( this.route.length,0, new OSRM.RouteMarker(OSRM.C.TARGET_LABEL, {draggable:true,icon:OSRM.icons['marker-target']}, position));
 	return this.route.length-1;
 },
 setVia: function(id, position) {
@@ -173,7 +184,7 @@ setVia: function(id, position) {
 	if( this.route.length<2 || id > this.route.length-2 )
 		return -1;
 	
-	this.route.splice(id+1,0, new OSRM.RouteMarker("via", {draggable:true,icon:OSRM.icons['marker-via']}, position));
+	this.route.splice(id+1,0, new OSRM.RouteMarker(OSRM.C.VIA_LABEL, {draggable:true,icon:OSRM.icons['marker-via']}, position));
 	return id+1;
 },
 removeMarker: function(id) {
@@ -181,14 +192,26 @@ removeMarker: function(id) {
 		return;
 	
 	// also remove vias if source or target are removed
-	if( id==0 && this.route[0].label == OSRM.SOURCE_MARKER_LABEL )
+	if( id==0 && this.route[0].label == OSRM.C.SOURCE_LABEL ) {
 		this.removeVias();
-	else if( id == this.route.length-1 && this.route[ this.route.length-1 ].label == OSRM.TARGET_MARKER_LABEL ) {
+		document.getElementById('input-source-name').value = "";
+	} else if( id == this.route.length-1 && this.route[ this.route.length-1 ].label == OSRM.C.TARGET_LABEL ) {
 		this.removeVias();
 		id = this.route.length-1;
+		document.getElementById('input-target-name').value = "";
 	}
 	
 	this.route[id].hide();
 	this.route.splice(id, 1);
+},
+hasSource: function() {
+	if( OSRM.G.markers.route[0] && OSRM.G.markers.route[0].label == OSRM.C.SOURCE_LABEL )
+		return true;
+	return false;
+},
+hasTarget: function() {
+	if( OSRM.G.markers.route[OSRM.G.markers.route.length-1] && OSRM.G.markers.route[OSRM.G.markers.route.length-1].label == OSRM.C.TARGET_LABEL )
+		return true;
+	return false;
 }
-});
+});

WebContent/OSRM.Route.js

@@ -1,7 +1,25 @@
-// OSRM route classes
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// OSRM routes
+// [drawing of all types of route geometry] 
 
 
-// base route class
+// simple route class (wraps Leaflet Polyline)
 OSRM.SimpleRoute = function (label, style) {
 	this.label = (label ? label : "route");
 	this.route = new L.DashedPolyline();
@@ -14,11 +32,11 @@ OSRM.SimpleRoute = function (label, style) {
 };
 OSRM.extend( OSRM.SimpleRoute,{
 show: function() {
-	map.addLayer(this.route);
+	OSRM.G.map.addLayer(this.route);
 	this.shown = true;
 },
 hide: function() {
-	map.removeLayer(this.route);
+	OSRM.G.map.removeLayer(this.route);
 	this.shown = false;
 },
 isShown: function() {
@@ -35,20 +53,19 @@ setStyle: function(style) {
 },
 centerView: function() {
 	var bounds = new L.LatLngBounds( this.getPositions() );
-	bounds._southWest.lng-=1.02;																// dirty hack
-	map.fitBounds( bounds );
+	OSRM.G.map.fitBounds( bounds );
 },
 onClick: function(e) {
-	if(my_route.isRoute())
+	if(OSRM.G.route.isRoute())
 		findViaPosition( e.latlng );
 },
 toString: function() {
 	return "OSRM.Route("+ this.label + ", " + this.route.getLatLngs().length + " points)";
-},
+}
 });
 
 
-// multiroute class (several separate route parts)
+// multiroute class (wraps Leaflet LayerGroup to hold several disjoint routes)
 OSRM.MultiRoute = function (label) {
 	this.label = (label ? label : "multiroute");
 	this.route = new L.LayerGroup();
@@ -57,11 +74,11 @@ OSRM.MultiRoute = function (label) {
 };
 OSRM.extend( OSRM.MultiRoute,{
 show: function() {
-	map.addLayer(this.route);
+	OSRM.G.map.addLayer(this.route);
 	this.shown = true;
 },
 hide: function() {
-	map.removeLayer(this.route);
+	OSRM.G.map.removeLayer(this.route);
 	this.shown = false;
 },
 isShown: function() {
@@ -69,7 +86,7 @@ isShown: function() {
 },
 addRoute: function(positions) {
 	var line = new L.DashedPolyline( positions );
-	line.on('click', function(e) { my_route.fire('click',e); });
+	line.on('click', function(e) { OSRM.G.route.fire('click',e); });
 	this.route.addLayer( line );
 },
 clearRoutes: function() {
@@ -84,7 +101,8 @@ toString: function() {
 });
 
 
-// main route class
+// route management (handles drawing of route geometry - current route, old route, unnamed route, highlight unnamed streets) 
+// [this holds the route geometry]
 OSRM.Route = function() {
 	this._current_route	= new OSRM.SimpleRoute("current" , {dashed:false} );
 	this._old_route		= new OSRM.SimpleRoute("old", {dashed:false,color:"#123"} );
@@ -117,6 +135,12 @@ OSRM.extend( OSRM.Route,{
 		this._current_route.hide();
 		this._unnamed_route.hide();
 	},
+	hideAll: function() {
+		this._current_route.hide();
+		this._unnamed_route.hide();
+		this._old_route.hide();
+		this._noroute = OSRM.Route.ROUTE;
+	},	
 	
 	showUnnamedRoute: function(positions) {
 		this._unnamed_route.clearRoutes();
@@ -129,7 +153,7 @@ OSRM.extend( OSRM.Route,{
 	hideUnnamedRoute: function() {
 		this._unnamed_route.hide();
 	},
-	// TODO: hack to put unnamed_route above old_route -> easier way in Leaglet 0.4+	
+	// TODO: hack to put unnamed_route above old_route -> easier way in will be available Leaflet 0.4	
 	_raiseUnnamedRoute: function() {
 		if(this._unnamed_route.isShown()) {
 			this._unnamed_route.hide();

WebContent/OSRM.Routing.js

@@ -1,12 +0,0 @@
-// OSRM route class
-
-
-OSRM.TheRoute = {
-	
-};
-OSRM.extend( OSRM.TheRoute, {
-
-show: function() {},
-hide: function() {},
-
-});

WebContent/OSRM.base.js

@@ -1,9 +1,34 @@
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
 // OSRM base class
+// [has to be loaded before all other OSRM classes]
 
-OSRM = {};
-OSRM.VERSION = '0.1';
+var OSRM = {};
+OSRM.VERSION = '0.1.2';
+OSRM.DATE = '120319';
+OSRM.CONSTANTS = {};
+OSRM.DEFAULTS = {};
+OSRM.GLOBALS = {};
+OSRM.G = OSRM.GLOBALS;		// abbreviations
+OSRM.C = OSRM.CONSTANTS;
 
-// inheritance helper function (convenience function)
+
+// [convenience function] declare one class to be a subclass of another class
 OSRM._inheritFromHelper = function() {};
 OSRM.inheritFrom = function( sub_class, base_class ) {
 	OSRM._inheritFromHelper.prototype = base_class.prototype;
@@ -12,14 +37,16 @@ OSRM.inheritFrom = function( sub_class, base_class ) {
 	sub_class.prototype.base = base_class.prototype;
 };
 
-// class prototype extending helper function (convenience function)
+
+// [convenience function] extend prototypes of a class -> used to add member values and functions
 OSRM.extend = function( target_class, properties ) {
 	for( property in properties ) {
 		target_class.prototype[property] = properties[property];
 	}
 };
 
-// usage:
+
+// [usage of convenience functions]
 // SubClass = function() {
 // 	SubClass.prototype.base.constructor.apply(this, arguments);
 // }

WebContent/OSRM.config.js

@@ -1,14 +1,36 @@
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
 // OSRM config file
-// (has to be loaded directly after OSRM.base!)
+// [has to be loaded directly after OSRM.base]
 
 OSRM.DEFAULTS = {
 	HOST_ROUTING_URL: 'http://router.project-osrm.org/viaroute',
 	HOST_SHORTENER_URL: 'http://map.project-osrm.org/shorten/',
-	WEBSITE_URL: 'http://map.project-osrm.org/',
-	JSONP_TIMEOUT: 2000,
+	HOST_GEOCODER_URL: 'http://nominatim.openstreetmap.org/search',
+	HOST_REVERSE_GEOCODER_URL: 'http://nominatim.openstreetmap.org/reverse',
+	WEBSITE_URL: document.URL.replace(/#*(\?.*|$)/i,""),					// truncates URL before first ?, and removes tailing #
+	JSONP_TIMEOUT: 5000,
 	ZOOM_LEVEL: 14,
 	ONLOAD_LATITUDE: 48.84,
 	ONLOAD_LONGITUDE: 10.10,
 	ONLOAD_SOURCE: "",
 	ONLOAD_TARGET: "",
-};
+	HIGHLIGHT_ZOOM_LEVEL: 16,
+	LANGUAGE: "en",
+	GEOCODER_BOUNDS: '&bounded=1&viewbox=-27.0,72.0,46.0,36.0'
+};

WebContent/OSRM.debug.js

@@ -1,5 +1,22 @@
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
 // debug code for OSRM
-// (works faster than console.log in time-critical events)
+// [works better than console.log in older browsers and for logging event handling]
 
 OSRM.debug = {};
 

WebContent/geocoder.js

@@ -1,164 +1,203 @@
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// OSRM geocoding routines
+// [geocoder query, management and display of geocoder results]
+// [TODO: better separation of GUI and geocoding routines, reverse geocoding]
+
 // some constants
-OSRM.GEOCODE_POST = 'http://nominatim.openstreetmap.org/search?format=json';
-OSRM.REVERSE_GEOCODE_POST = 'http://nominatim.openstreetmap.org/reverse?format=json';
-OSRM.SOURCE_MARKER_LABEL = "source";
-OSRM.TARGET_MARKER_LABEL = "target";
+OSRM.CONSTANTS.SOURCE_LABEL = "source";
+OSRM.CONSTANTS.TARGET_LABEL = "target";
+OSRM.CONSTANTS.VIA_LABEL = "via";
+OSRM.C.DO_FALLBACK_TO_LAT_LNG = true;
 
 
-// update locations in input boxes
-function updateLocation(marker_id) {
-	if (marker_id == OSRM.SOURCE_MARKER_LABEL) {
-		document.getElementById("input-source-name").value = my_markers.route[0].getPosition().lat.toFixed(6) + ", " + my_markers.route[0].getPosition().lng.toFixed(6);
-	} else if (marker_id == OSRM.TARGET_MARKER_LABEL) {
-		document.getElementById("input-target-name").value = my_markers.route[my_markers.route.length-1].getPosition().lat.toFixed(6) + ", " + my_markers.route[my_markers.route.length-1].getPosition().lng.toFixed(6);		
-	}
-}
-function updateReverseGeocoder(marker_id) {
-	if (marker_id == OSRM.SOURCE_MARKER_LABEL) {
-		document.getElementById("input-source-name").value = my_markers.route[0].getPosition().lat.toFixed(6) + ", " + my_markers.route[0].getPosition().lng.toFixed(6);
-		callReverseGeocoder("source", my_markers.route[0].getPosition().lat, my_markers.route[0].getPosition().lng);
-	} else if (marker_id == OSRM.TARGET_MARKER_LABEL) {
-		document.getElementById("input-target-name").value = my_markers.route[my_markers.route.length-1].getPosition().lat.toFixed(6) + ", " + my_markers.route[my_markers.route.length-1].getPosition().lng.toFixed(6);
-		callReverseGeocoder("target", my_markers.route[my_markers.route.length-1].getPosition().lat, my_markers.route[my_markers.route.length-1].getPosition().lng);
-	}
-}
-function updateLocations() {
-	if( my_markers.route[0] && my_markers.route[0].label == OSRM.SOURCE_MARKER_LABEL) {
-		document.getElementById("input-source-name").value = my_markers.route[0].getPosition().lat.toFixed(6) + ", " + my_markers.route[0].getPosition().lng.toFixed(6);
-		callReverseGeocoder("source", my_markers.route[0].getPosition().lat, my_markers.route[0].getPosition().lng);
-		//OSRM.debug.log("[call1] reverse geocoder");
-	}
-	
-	if( my_markers.route[my_markers.route.length-1] && my_markers.route[ my_markers.route.length-1 ].label == OSRM.TARGET_MARKER_LABEL) {
-		document.getElementById("input-target-name").value = my_markers.route[my_markers.route.length-1].getPosition().lat.toFixed(6) + ", " + my_markers.route[my_markers.route.length-1].getPosition().lng.toFixed(6);
-		callReverseGeocoder("target", my_markers.route[my_markers.route.length-1].getPosition().lat, my_markers.route[my_markers.route.length-1].getPosition().lng);
-	}
-}
+//[normal geocoding]
 
-
-function timeout_ReverseGeocoder() {
-	//OSRM.debug.log("[timeout] reverse geocoder");
-}
-
-//prepare request and call reverse geocoder
-function callReverseGeocoder(marker_id, lat, lon) {
-	//build request
-	if (marker_id == OSRM.SOURCE_MARKER_LABEL) {
-		var src= OSRM.REVERSE_GEOCODE_POST + "&lat=" + lat + "&lon=" + lon;
-		OSRM.JSONP.call( src, showReverseGeocoderResults_Source, timeout_ReverseGeocoder, OSRM.JSONP.TIMEOUT, "reverse_geocoder_source" );
-		//OSRM.debug.log("[call2] reverse geocoder");
-	} else if (marker_id == OSRM.TARGET_MARKER_LABEL) {
-		var src = OSRM.REVERSE_GEOCODE_POST + "&lat=" + lat + "&lon=" + lon;
-		OSRM.JSONP.call( src, showReverseGeocoderResults_Target, timeout_ReverseGeocoder, OSRM.JSONP.TIMEOUT, "reverse_geocoder_target" );
-	}
-}
-//processing JSONP response of reverse geocoder
-//(with wrapper functions for source/target jsonp)
-function showReverseGeocoderResults_Source(response) {	showReverseGeocoderResults(OSRM.SOURCE_MARKER_LABEL, response); }
-function showReverseGeocoderResults_Target(response) {	showReverseGeocoderResults(OSRM.TARGET_MARKER_LABEL, response); }
-function showReverseGeocoderResults(marker_id, response) {
-	//OSRM.debug.log("[inner] reverse geocoder");
-	if(response){
-		if(response.address == undefined)
-			return;
-
-		var address = "";
-		if( response.address.road)
-			address += response.address.road;	
-		if( response.address.city) {
-			if( response.address.road)
-				address += ", ";
-			address += response.address.city;
-		}
-		if( address == "" )
-			return;
-		
-		if(marker_id == OSRM.SOURCE_MARKER_LABEL)
-			document.getElementById("input-source-name").value = address;
-		else if(marker_id == OSRM.TARGET_MARKER_LABEL)
-			document.getElementById("input-target-name").value = address;
-	}
-}
-
-
-// prepare request and call geocoder
+// process input request and call geocoder if needed
 function callGeocoder(marker_id, query) {
-	//geo coordinate given?
+	if(query=="")
+		return;
+	
+	//geo coordinates given -> directly draw results
 	if(query.match(/^\s*[-+]?[0-9]*\.?[0-9]+\s*[,;]\s*[-+]?[0-9]*\.?[0-9]+\s*$/)){
 		var coord = query.split(/[,;]/);
 		onclickGeocoderResult(marker_id, coord[0], coord[1]);
-//		updateReverseGeocoder(marker_id);
+		updateAddress( marker_id );
 		return;
 	}
 	
-	//build request
-	if (marker_id == OSRM.SOURCE_MARKER_LABEL) {
-		var src= OSRM.GEOCODE_POST + "&q=" + query;
-		OSRM.JSONP.call( src, showGeocoderResults_Source, showGeocoderResults_Timeout, OSRM.JSONP.TIMEOUT, "geocoder_source" );
-	} else if (marker_id == OSRM.TARGET_MARKER_LABEL) {
-		var src = OSRM.GEOCODE_POST + "&q=" + query; 
-		OSRM.JSONP.call( src, showGeocoderResults_Target, showGeocoderResults_Timeout, OSRM.JSONP.TIMEOUT, "geocoder_target" );		
-	}
+	//build request for geocoder
+	var call = OSRM.DEFAULTS.HOST_GEOCODER_URL + "?format=json" + OSRM.DEFAULTS.GEOCODER_BOUNDS + "&q=" + query;
+	OSRM.JSONP.call( call, showGeocoderResults, showGeocoderResults_Timeout, OSRM.DEFAULTS.JSONP_TIMEOUT, "geocoder_"+marker_id, marker_id );
 }
 
 
 // helper function for clicks on geocoder search results
 function onclickGeocoderResult(marker_id, lat, lon) {
 	var index;
-	if( marker_id == OSRM.SOURCE_MARKER_LABEL )
-		index = my_markers.setSource( new L.LatLng(lat, lon) );
-	else if( marker_id == OSRM.TARGET_MARKER_LABEL )
-		index = my_markers.setTarget( new L.LatLng(lat, lon) );
+	if( marker_id == OSRM.C.SOURCE_LABEL )
+		index = OSRM.G.markers.setSource( new L.LatLng(lat, lon) );
+	else if( marker_id == OSRM.C.TARGET_LABEL )
+		index = OSRM.G.markers.setTarget( new L.LatLng(lat, lon) );
 	else
-		index = -1;													// search via positions not yet implemented
+		return;
 	
-	my_markers.route[index].show();
-	my_markers.route[index].centerView();	
-	getRoute(OSRM.FULL_DESCRIPTION);
+	OSRM.G.markers.route[index].show();
+	OSRM.G.markers.route[index].centerView();	
+	getRoute(OSRM.C.FULL_DESCRIPTION);
 }
 
-// processing JSONP response of geocoder
-// (with wrapper functions for source/target jsonp)
-function showGeocoderResults_Source(response) {	showGeocoderResults(OSRM.SOURCE_MARKER_LABEL, response); }
-function showGeocoderResults_Target(response) {	showGeocoderResults(OSRM.TARGET_MARKER_LABEL, response); }
-function showGeocoderResults(marker_id, response) {
-	if(response){
-		if(response.length == 0) {
-			showGeocoderResults_Empty();
-			return;
-		}
-	
-		var html = "";
-		html += '<table class="results-table">';	
-		for(var i=0; i < response.length; i++){
-			var result = response[i];
 
-			//odd or even ?
-			var rowstyle='results-odd';
-			if(i%2==0) { rowstyle='results-even'; }
- 
-			html += '<tr class="'+rowstyle+'">';
-			html += '<td class="result-counter"><span">'+(i+1)+'.</span></td>';
-			html += '<td class="result-items">';
-
-			if(result.display_name){
-				html += '<div class="result-item" onclick="onclickGeocoderResult(\''+marker_id+'\', '+result.lat+', '+result.lon+');">'+result.display_name+'</div>';
-			}
-			html += "</td></tr>";
-		}
-		html += '</table>';
-		
-		document.getElementById('information-box-headline').innerHTML = OSRM.loc("SEARCH_RESULTS")+":";
-		document.getElementById('information-box').innerHTML = html;
-
-		onclickGeocoderResult(marker_id, response[0].lat, response[0].lon);
+// process geocoder response
+function showGeocoderResults(response, marker_id) {
+	if(!response){
+		showGeocoderResults_Empty(marker_id);
+		return;
 	}
-}
-function showGeocoderResults_Empty() {
+	
+	if(response.length == 0) {
+		showGeocoderResults_Empty(marker_id);
+		return;
+	}
+	
+	// show possible results for input
+	var html = "";
+	html += '<table class="results-table">';	
+	for(var i=0; i < response.length; i++){
+		var result = response[i];
+
+		//odd or even ?
+		var rowstyle='results-odd';
+		if(i%2==0) { rowstyle='results-even'; }
+ 
+		html += '<tr class="'+rowstyle+'">';
+		html += '<td class="result-counter"><span">'+(i+1)+'.</span></td>';
+		html += '<td class="result-items">';
+
+		if(result.display_name){
+			html += '<div class="result-item" onclick="onclickGeocoderResult(\''+marker_id+'\', '+result.lat+', '+result.lon+');">'+result.display_name+'</div>';
+		}
+		html += "</td></tr>";
+	}
+	html += '</table>';
+		
 	document.getElementById('information-box-headline').innerHTML = OSRM.loc("SEARCH_RESULTS")+":";
-	document.getElementById('information-box').innerHTML = "<br><p style='font-size:14px;font-weight:bold;text-align:center;'>"+OSRM.loc("NO_RESULTS_FOUND")+".<p>";	
+	document.getElementById('information-box').innerHTML = html;
+
+	onclickGeocoderResult(marker_id, response[0].lat, response[0].lon);
+}
+function showGeocoderResults_Empty(marker_id) {
+	document.getElementById('information-box-headline').innerHTML = OSRM.loc("SEARCH_RESULTS")+":";
+	if(marker_id == OSRM.C.SOURCE_LABEL)
+		document.getElementById('information-box').innerHTML = "<br><p style='font-size:14px;font-weight:bold;text-align:center;'>"+OSRM.loc("NO_RESULTS_FOUND_SOURCE")+".<p>";
+	else if(marker_id == OSRM.C.TARGET_LABEL)
+		document.getElementById('information-box').innerHTML = "<br><p style='font-size:14px;font-weight:bold;text-align:center;'>"+OSRM.loc("NO_RESULTS_FOUND_TARGET")+".<p>";
+	else
+		document.getElementById('information-box').innerHTML = "<br><p style='font-size:14px;font-weight:bold;text-align:center;'>"+OSRM.loc("NO_RESULTS_FOUND")+".<p>";
 }
 function showGeocoderResults_Timeout() {
 	document.getElementById('information-box-headline').innerHTML = OSRM.loc("SEARCH_RESULTS")+":";
 	document.getElementById('information-box').innerHTML = "<br><p style='font-size:14px;font-weight:bold;text-align:center;'>"+OSRM.loc("TIMED_OUT")+".<p>";	
 }
+
+
+// [reverse geocoding]
+
+//update geo coordinates in input boxes
+function updateLocation(marker_id) {
+	if (marker_id == OSRM.C.SOURCE_LABEL && OSRM.G.markers.hasSource()) {
+		document.getElementById("input-source-name").value = OSRM.G.markers.route[0].getPosition().lat.toFixed(6) + ", " + OSRM.G.markers.route[0].getPosition().lng.toFixed(6);
+	} else if (marker_id == OSRM.C.TARGET_LABEL && OSRM.G.markers.hasTarget()) {
+		document.getElementById("input-target-name").value = OSRM.G.markers.route[OSRM.G.markers.route.length-1].getPosition().lat.toFixed(6) + ", " + OSRM.G.markers.route[OSRM.G.markers.route.length-1].getPosition().lng.toFixed(6);		
+	}
+}
+
+
+// update address in input boxes
+function updateAddress(marker_id, do_fallback_to_lat_lng) {
+	// build request for reverse geocoder
+	var lat = null;
+	var lng = null;
+	
+	if(marker_id == OSRM.C.SOURCE_LABEL && OSRM.G.markers.hasSource()) {
+		lat = OSRM.G.markers.route[0].getPosition().lat;
+		lng = OSRM.G.markers.route[0].getPosition().lng;		
+	} else if(marker_id == OSRM.C.TARGET_LABEL && OSRM.G.markers.hasTarget() ) {
+		lat = OSRM.G.markers.route[OSRM.G.markers.route.length-1].getPosition().lat;
+		lng = OSRM.G.markers.route[OSRM.G.markers.route.length-1].getPosition().lng;		
+	} else
+		return;
+	
+	var call = OSRM.DEFAULTS.HOST_REVERSE_GEOCODER_URL + "?format=json" + "&lat=" + lat + "&lon=" + lng;
+	OSRM.JSONP.call( call, showReverseGeocoderResults, showReverseGeocoderResults_Timeout, OSRM.DEFAULTS.JSONP_TIMEOUT, "reverse_geocoder_"+marker_id, {marker_id:marker_id, do_fallback: do_fallback_to_lat_lng} );
+}
+
+
+// processing JSONP response of reverse geocoder
+function showReverseGeocoderResults(response, parameters) {
+ 	if(!response) {
+ 		showReverseGeocoderResults_Timeout(response, parameters);
+		return;
+	}
+ 	
+	if(response.address == undefined) {
+		showReverseGeocoderResults_Timeout(response, parameters);
+		return;
+	}
+
+	// build reverse geocoding address
+	var used_address_data = 0;
+	var address = "";
+	if( response.address.road) {
+		address += response.address.road;
+		used_address_data++;
+	}
+	if( response.address.city ) {
+		if( used_address_data > 0 )
+			address += ", ";
+		address += response.address.city;
+		used_address_data++;
+	} else if( response.address.village ) {
+		if( used_address_data > 0 )
+			address += ", ";
+		address += response.address.village;
+		used_address_data++;
+	}
+	if( used_address_data < 2 && response.address.country ) {
+		if( used_address_data > 0 )
+			address += ", ";
+		address += response.address.country;
+		used_address_data++;
+	}
+	if( used_address_data == 0 ) {
+		showReverseGeocoderResults_Timeout(response, parameters);
+		return;
+	}
+		
+	// add result to DOM
+	if(parameters.marker_id == OSRM.C.SOURCE_LABEL && OSRM.G.markers.hasSource() )
+		document.getElementById("input-source-name").value = address;
+	else if(parameters.marker_id == OSRM.C.TARGET_LABEL && OSRM.G.markers.hasTarget() )
+		document.getElementById("input-target-name").value = address;
+}
+function showReverseGeocoderResults_Timeout(response, parameters) {
+	if(!parameters.do_fallback)
+		return;
+		
+	updateLocation(parameters.marker_id);
+}

WebContent/main.css

@@ -1,4 +1,24 @@
-/* styles for map */
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+/* OSRM CSS styles */
+
+
+/* map -> fullscreen */
 body {
     padding: 0;
     margin: 0;
@@ -89,7 +109,7 @@ html, body, #map {
 	padding:0px;
 }
 
-.main-toggle
+.main-toggle-out
 {
 	cursor:pointer;
 	position:absolute;
@@ -99,14 +119,32 @@ html, body, #map {
 	height:16px;
 	background-image:url("images/cancel.png");	
 }
-.main-toggle:hover
+.main-toggle-out:hover
 {
 	background-image:url("images/cancel_hover.png");
 }
-.main-toggle:active
+.main-toggle-out:active
 {
 	background-image:url("images/cancel_active.png");
 }
+.main-toggle-in
+{
+	cursor:pointer;
+	position:absolute;
+	right:5px;
+	top:5px;
+	width:16px;
+	height:16px;
+	background-image:url("images/restore.png");	
+}
+.main-toggle-in:hover
+{
+	background-image:url("images/restore_hover.png");
+}
+.main-toggle-in:active
+{
+	background-image:url("images/restore_active.png");
+}
 
 .main-options
 {
@@ -222,6 +260,16 @@ html, body, #map {
 	padding-top:1px;
 	padding-bottom:1px;	
 }
+.result-distance
+{
+	text-align:right;
+	vertical-align: middle;	
+	width:30px;
+	padding-left:1px;
+	padding-right:1px;
+	padding-top:1px;
+	padding-bottom:1px;	
+}
 .result-item
 {
 	cursor:pointer;
@@ -241,7 +289,8 @@ html, body, #map {
 	font-size:10px;
 }
 
-/* generally useful styles (above buttons, so that they get their special cursor!)*/
+
+/* utility styles (defined above buttons, so that buttons retain cursor:pointer)*/
 .not-selectable
 {
 	cursor:default;
@@ -260,6 +309,7 @@ html, body, #map {
 	user-select: text;
 }
 
+
 /* buttons */
 .button
 {

WebContent/main.html

@@ -1,4 +1,22 @@
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+
+<!--
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+-->
+
 <html>
 
 
@@ -11,13 +29,16 @@
 <meta name="description" content="OSRM Website"/>
 <meta name="author" content="Dennis Schieferdecker" />
 
+<!--  favicon -->
+<link rel="shortcut icon" href="images/osrm-favicon.ico" type="image/x-icon" />
+
 <!-- stylesheets -->
 <link rel="stylesheet" href="leaflet/leaflet.css" type="text/css"/>
+<!--[if lte IE 8]><link rel="stylesheet" href="leaflet/leaflet.ie.css" type="text/css"/><![endif]-->
 <link rel="stylesheet" href="main.css" type="text/css"/>
 
 <!-- scripts -->
 <script src="leaflet/leaflet-src.js" type="text/javascript"></script>
-<!--[if lte IE 8]><link rel="stylesheet" href="leaflet/leaflet.ie.css" type="text/css"/><![endif]-->
 <script src="L.DashedPolyline.js" type="text/javascript"></script>
 <script src="L.MouseMarker.js" type="text/javascript"></script>
 
@@ -51,7 +72,7 @@
 <!-- show ui blob -->
 <div id="blob-wrapper" class="gui-wrapper">
 <div id="blob-input" class="gui-box">
-   	<div class="main-toggle" onclick="OSRM.GUI.toggleMain()"></div>
+   	<div class="main-toggle-in" onclick="OSRM.GUI.toggleMain()"></div>
 </div>
 </div>
 
@@ -60,23 +81,21 @@
 
 <!-- input box -->
 <div class="gui-box not-selectable" id="main-input">
-	<div class="main-toggle" onclick="OSRM.GUI.toggleMain()"></div>
+	<div class="main-toggle-out" onclick="OSRM.GUI.toggleMain()"></div>
 	<img id="osrm-logo" alt="OSRM Logo" src="images/osrm-logo.png" />
 
 	<!-- source/target input -->
     <table class="full">
     <tr>
     <td id="gui-search-source-label">Start:</td>
-    <td><input id="input-source-name" class="input-box" type="text" value="" title="Startposition eingeben" onkeypress="if(event.keyCode==13) {callGeocoder(OSRM.SOURCE_MARKER_LABEL, document.getElementById('input-source-name').value);}" /></td>
-    <!-- <td class="right"><a class="button not-selectable" id="gui-here-target" onclick="">i</a></td> -->
-    <td class="right"><a class="button not-selectable" id="gui-search-source" onclick="callGeocoder(OSRM.SOURCE_MARKER_LABEL, document.getElementById('input-source-name').value);">Suchen</a></td>
+    <td><input id="input-source-name" class="input-box" type="text" maxlength="200" value="" title="Startposition eingeben" onchange="inputChanged(OSRM.C.SOURCE_LABEL);" /></td>
+    <td class="right"><a class="button not-selectable" id="gui-search-source" onclick="showMarker('source')">Zeigen</a></td>
     </tr>
     
     <tr>
     <td id="gui-search-target-label">Ende:</td>
-    <td><input id="input-target-name" class="input-box" type="text" value="" title="Zielposition eingeben" onkeypress="if(event.keyCode==13) {callGeocoder(OSRM.TARGET_MARKER_LABEL, document.getElementById('input-target-name').value);}" /></td>
-    <!-- <td class="right"><a class="button not-selectable" id="gui-here-target" onclick="">i</a></td> -->
-    <td class="right"><a class="button not-selectable" id="gui-search-target" onclick="callGeocoder(OSRM.TARGET_MARKER_LABEL, document.getElementById('input-target-name').value);">Suchen</a></td>
+    <td><input id="input-target-name" class="input-box" type="text" maxlength="200" value="" title="Zielposition eingeben" onchange="inputChanged(OSRM.C.TARGET_LABEL);" /></td>
+	<td class="right"><a class="button not-selectable" id="gui-search-target" onclick="showMarker('target');">Zeigen</a></td>	
     </tr>
     </table>
     
@@ -85,8 +104,7 @@
     <table style="width:100%">
     <tr>
     <td>				<a class="button not-selectable" id="gui-reset" onclick="resetRouting();">Reset</a></td>
-    <td class="center">	<a class="button not-selectable" id="gui-reverse" onclick="reverseRouting();">Reverse</a></td>
-    <td class="right">	<a class="button not-selectable" id="gui-route" onclick="startRouting();">Route</a></td>
+	<td class="right">	<a class="button not-selectable" id="gui-reverse" onclick="reverseRouting();">Umdrehen</a></td>
     </tr>
     </table>
     
@@ -94,7 +112,7 @@
     <div class="vquad"></div>
     <div class="main-options not-selectable" id="options-toggle" onclick="OSRM.GUI.toggleOptions()">Options</div>
     <div class="main-options not-selectable" id="options-box">
-    <input type="checkbox" id="option-highlight-nonames" name="main-options" value="highlight-nonames" onclick="getRoute(OSRM.FULL_DESCRIPTION)" /><span id="gui-option-highlight-nonames-label">Unbenannte Straßen hervorheben</span>
+    <input type="checkbox" id="option-highlight-nonames" name="main-options" value="highlight-nonames" onclick="getRoute(OSRM.C.FULL_DESCRIPTION)" /><span id="gui-option-highlight-nonames-label">Unbenannte Straßen hervorheben</span>
     </div>
 </div>
 
@@ -102,7 +120,7 @@
 <div class="gui-box not-selectable" id="main-output">
 	<div id="information-box-headline"></div>
 	<div id="information-box"></div>
-	<div id="legal-notice">GUI2 v0.1 120313 - OSRM hosting by <a href='http://algo2.iti.kit.edu/'>KIT</a> - Geocoder by <a href='http://www.osm.org/'>OSM</a></div>
+	<div id="legal-notice">GUI2 v0.1.1 120316 - OSRM hosting by <a href='http://algo2.iti.kit.edu/'>KIT</a> - Geocoder by <a href='http://www.osm.org/'>OSM</a></div>
 </div>
 
 </div>

WebContent/main.js

@@ -1,6 +1,28 @@
-var map;
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// OSRM initialization
+// [initialization of maps, local strings, image prefetching]
+
+// will hold the Leaflet map object
+OSRM.GLOBALS.map = null;
 
 
+// onload initialization routine
 function init() {
 	prefetchImages();
 	prefetchIcons();
@@ -20,9 +42,15 @@ function prefetchImages() {
 	var images = [	'images/marker-source.png',
 	              	'images/marker-target.png',
 	              	'images/marker-via.png',
-	              	'images/marker-highlight.png'
+	              	'images/marker-highlight.png',
+	              	'images/cancel.png',
+	              	'images/cancel_active.png',
+	              	'images/cancel_hover.png',
+	              	'images/restore.png',
+	              	'images/restore_active.png',
+	              	'images/restore_hover.png'
 	              ];
-	
+
 	for(var i=0; i<images.length; i++) {
 		OSRM.images[i] = new Image();
 		OSRM.images[i].src = images[i];
@@ -46,7 +74,6 @@ function prefetchIcons() {
 
 // init localization
 function initLocale() {
-	document.getElementById("gui-route").innerHTML = OSRM.loc("GUI_ROUTE");
 	document.getElementById("gui-reset").innerHTML = OSRM.loc("GUI_RESET");
 	document.getElementById("gui-reverse").innerHTML = OSRM.loc("GUI_REVERSE");
 	document.getElementById("gui-option-highlight-nonames-label").innerHTML = OSRM.loc("GUI_HIGHLIGHT_UNNAMED_ROADS");
@@ -66,7 +93,7 @@ function initLocale() {
 
 // centering on geolocation
 function callbak_centerOnGeolocation( position ) {
-	map.setView( new L.LatLng( position.coords.latitude, position.coords.longitude-0.02), OSRM.DEFAULTS.ZOOM_LEVEL);
+	OSRM.G.map.setView( new L.LatLng( position.coords.latitude, position.coords.longitude), OSRM.DEFAULTS.ZOOM_LEVEL);
 }
 function centerOnGeolocation() {
 	if (navigator.geolocation)
@@ -76,6 +103,7 @@ function centerOnGeolocation() {
 
 // init map
 function initMap() {
+	// setup tile servers
 	var osmorgURL = 'http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
 		osmorgAttribution = 'Map data &copy; 2011 OpenStreetMap contributors, Imagery &copy; 2011 Mapnik',
 		osmorgOptions = {maxZoom: 18, attribution: osmorgAttribution};
@@ -97,14 +125,16 @@ function initMap() {
     	mapquest = new L.TileLayer(mapquestURL, mapquestOptions),
 	    cloudmade = new L.TileLayer(cloudmadeURL, cloudmadeOptions);
 
-	map = new L.Map('map', {
+	// setup map
+	OSRM.G.map = new L.Map('map', {
     	center: new L.LatLng(51.505, -0.09),
 	    zoom: 13,
-	    zoomAnimation: false,					// uncomment to remove animations and hiding of routes during zoom
+	    zoomAnimation: false,					// false: removes animations and hiding of routes during zoom
 	    fadeAnimation: false,
 	    layers: [osmorg]
 	});
 
+	// add tileservers
 	var baseMaps = {
 		"osm.org": osmorg,
 		"osm.de": osmde,
@@ -114,101 +144,123 @@ function initMap() {
 
 	var overlayMaps = {};
 	var layersControl = new L.Control.Layers(baseMaps, overlayMaps);
-    map.addControl(layersControl);
+	OSRM.G.map.addControl(layersControl);
 
+    // move zoom markers
 	getElementsByClassName(document,'leaflet-control-zoom')[0].style.left="420px";
 	getElementsByClassName(document,'leaflet-control-zoom')[0].style.top="5px";
 
-	map.setView( new L.LatLng( OSRM.DEFAULTS.ONLOAD_LATITUDE, OSRM.DEFAULTS.ONLOAD_LONGITUDE-0.02), OSRM.DEFAULTS.ZOOM_LEVEL);
-	map.on('zoomend', function(e) { getRoute(OSRM.FULL_DESCRIPTION); });	
+	// initial map position and zoom
+	OSRM.G.map.setView( new L.LatLng( OSRM.DEFAULTS.ONLOAD_LATITUDE, OSRM.DEFAULTS.ONLOAD_LONGITUDE), OSRM.DEFAULTS.ZOOM_LEVEL);
+	OSRM.G.map.on('zoomend', function(e) { getRoute(OSRM.C.FULL_DESCRIPTION); });
+	OSRM.G.map.on('contextmenu', function(e) {});
 
-	map.on('click', function(e) {
-		if( !my_markers.route[0] || my_markers.route[0].label != OSRM.SOURCE_MARKER_LABEL) {
-			index = my_markers.setSource( e.latlng );
-			my_markers.route[index].show();
-			my_markers.route[index].centerView(false);	
-			getRoute(OSRM.FULL_DESCRIPTION);
-			updateLocation("source");
-//			updateReverseGeocoder("source");
+	// click on map to set source and target nodes
+	OSRM.G.map.on('click', function(e) {
+		if( !OSRM.G.markers.hasSource() ) {
+			var index = OSRM.G.markers.setSource( e.latlng );
+			updateAddress( OSRM.C.SOURCE_LABEL, OSRM.C.DO_FALLBACK_TO_LAT_LNG );
+			OSRM.G.markers.route[index].show();
+			OSRM.G.markers.route[index].centerView( OSRM.G.map.getZoom() );
+			getRoute( OSRM.C.FULL_DESCRIPTION );
+		} else if( !OSRM.G.markers.hasTarget() ) {
+			var index = OSRM.G.markers.setTarget( e.latlng );
+			updateAddress( OSRM.C.TARGET_LABEL, OSRM.C.DO_FALLBACK_TO_LAT_LNG );
+			OSRM.G.markers.route[index].show();
+			OSRM.G.markers.route[index].centerView( OSRM.G.map.getZoom() );
+			getRoute( OSRM.C.FULL_DESCRIPTION );
 		}
-		else if( !my_markers.route[my_markers.route.length-1] || my_markers.route[ my_markers.route.length-1 ].label != OSRM.TARGET_MARKER_LABEL) {
-			index = my_markers.setTarget( e.latlng );
-			my_markers.route[index].show();
-			my_markers.route[index].centerView(false);	
-			getRoute(OSRM.FULL_DESCRIPTION);
-			updateLocation("target");
-//			updateReverseGeocoder("target");
-		}		
 	} );
-	// onmousemove test
-//	map.on('mousemove', function(e) { console.log("pos: " + e.latlng); });
-//	map.on('mousemove', function(e) {
-//		var objs = new Array;
-//		var obj = null;
-//		do {
-//			obj = document.elementFromPoint(e.layerPoint.x, e.layerPoint.y);
-//			
-//			if (obj == null)
-//				break;			
-//			if (obj == document.body)
-//				break;
-//			if (obj instanceof SVGPathElement)
-//				break;			
-//		
-//			objs.push(obj);
-//			obj.style.display = 'none';
-//		} while(true);
-//		for(var i=0; i<objs.length; ++i)
-//			objs[i].style.display ='';
-//		
-//		if (obj == null)
-//			return;
-//		
-//		if (obj instanceof SVGPathElement)
-//			xroute.route.fire('mousemove',e);
-//		else
-//			xroute.route.fire('mouseout',e);
-//	});
 }
 
 
-// parse URL GET parameters if existing
+// parse URL GET parameters if any exist
 function checkURL(){
 	var called_url = document.location.search.substr(1,document.location.search.length);
-	if( called_url != '') {
-		var positions = [];
+	
+	// reject messages that are clearly too long or too small 
+	if( called_url.length > 1000 || called_url.length == 0)
+		return;
+	
+	// storage for parameter values
+	var positions = [];
+	var zoom = null;
+	var center = null;
+	var destination = null;
+	var destination_name = null;
 
-		// parse input (currently only parses start, dest, via)
-		var splitted_url = called_url.split('&');
-		for(var i=0; i<splitted_url.length; i++) {
-			var name_val = splitted_url[i].split('=');
-			if(name_val.length!=2)
-				continue;
-				
+	// parse input
+	var splitted_url = called_url.split('&');
+	for(var i=0; i<splitted_url.length; i++) {
+		var name_val = splitted_url[i].split('=');
+		if(name_val.length!=2)
+			continue;
+			
+		if(name_val[0] == 'loc') {
 			var coordinates = unescape(name_val[1]).split(',');
-			if(coordinates.length!=2)
-				continue;
-				
-			if(name_val[0] == 'loc')
-				positions.push ( new L.LatLng( coordinates[0], coordinates[1]) );
+			if(coordinates.length!=2 || !isLatitude(coordinates[0]) || !isLongitude(coordinates[1]) )
+				return;
+			positions.push ( new L.LatLng( coordinates[0], coordinates[1]) );
 		}
-
-		// draw via points
-		if( positions.length > 0)
-			my_markers.setSource( positions[0] );
-		for(var i=1; i<positions.length-1;i++)
-			my_markers.setVia( i-1, positions[i] );
-		if(positions.length > 1)
-			my_markers.setTarget( positions[positions.length-1] );
-		for(var i=0; i<my_markers.route.length;i++)
-			my_markers.route[i].show();
-		
-		// compute route
-		getRoute(OSRM.FULL_DESCRIPTION);
-		
-		var bounds = new L.LatLngBounds( positions );
-		//bounds._southWest.lng-=1.02;																// dirty hacks
-		map.fitBounds( bounds );
-		//my_route.centerView();
+		else if(name_val[0] == 'dest') {
+			var coordinates = unescape(name_val[1]).split(',');
+			if(coordinates.length!=2 || !isLatitude(coordinates[0]) || !isLongitude(coordinates[1]) )
+				return;				
+			destination = new L.LatLng( coordinates[0], coordinates[1]);
+		}
+		else if(name_val[0] == 'destname') {
+			destination_name = decodeURI(name_val[1]).replace(/<\/?[^>]+(>|$)/g ,"");	// discard tags	
+		}
+		else if(name_val[0] == 'z') {
+			zoom = name_val[1];
+			if( zoom<0 || zoom > 18)
+				return;
+		}
+		else if(name_val[0] == 'center') {
+			var coordinates = unescape(name_val[1]).split(',');
+			if(coordinates.length!=2 || !isLatitude(coordinates[0]) || !isLongitude(coordinates[1]) )
+				return;				
+			center = new L.LatLng( coordinates[0], coordinates[1]);			
+		}		
 	}
-}
+		
+	// case 1: destination given
+	if( destination != undefined ) {
+		var index = OSRM.G.markers.setTarget( e.latlng );
+		if( destination_name == null )
+			updateAddress( OSRM.C.TARGET_LABEL, OSRM.C.DO_FALLBACK_TO_LAT_LNG );
+		else 
+			document.getElementById("input-target-name").value = destination_name;
+		OSRM.G.markers.route[index].show();
+		OSRM.G.markers.route[index].centerView();
+		return;
+	}
+
+	// case 2: locations given
+	if( positions != []) {
+		// draw via points
+		if( positions.length > 0) {
+			OSRM.G.markers.setSource( positions[0] );
+			updateAddress( OSRM.C.SOURCE_LABEL, OSRM.C.DO_FALLBACK_TO_LAT_LNG );
+		}
+		if(positions.length > 1) {
+			OSRM.G.markers.setTarget( positions[positions.length-1] );
+			updateAddress( OSRM.C.TARGET_LABEL, OSRM.C.DO_FALLBACK_TO_LAT_LNG );
+		}
+		for(var i=1; i<positions.length-1;i++)
+			OSRM.G.markers.setVia( i-1, positions[i] );
+		for(var i=0; i<OSRM.G.markers.route.length;i++)
+			OSRM.G.markers.route[i].show();
+		
+		// center on route (support for old links) / move to given view (new behaviour)
+		if(zoom == null || center == null) {
+			var bounds = new L.LatLngBounds( positions );
+			OSRM.G.map.fitBounds( bounds );
+		} else {
+			OSRM.G.map.setView(center, zoom);
+		}
+			
+		// compute route
+		getRoute(OSRM.C.FULL_DESCRIPTION);
+	}
+}

WebContent/routing.js

@@ -1,46 +1,47 @@
-var my_route = undefined;
-var my_markers = undefined;
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
 
-OSRM.NO_DESCRIPTION = 0;
-OSRM.FULL_DESCRIPTION = 1;
-OSRM.dragging = false;
-OSRM.pending = false;
-OSRM.pendingTimer = undefined;
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
 
-// init data
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// OSRM routing routines
+// [management of routing/direction requests and processing of responses]
+// [TODO: major refactoring scheduled]
+
+// some variables
+OSRM.GLOBALS.route = null;
+OSRM.GLOBALS.markers = null;
+
+OSRM.CONSTANTS.NO_DESCRIPTION = 0;
+OSRM.CONSTANTS.FULL_DESCRIPTION = 1;
+
+OSRM.G.dragging = null;
+OSRM.GLOBALS.dragid = null;
+OSRM.GLOBALS.pending = false;
+OSRM.GLOBALS.pendingTimer = null;
+
+
+// init routing data structures
 function initRouting() {
-	my_route = new OSRM.Route();
-	my_markers = new OSRM.Markers();
+	OSRM.G.route = new OSRM.Route();
+	OSRM.G.markers = new OSRM.Markers();
 }
 
-// decode compressed route geometry
-function decodeRouteGeometry(encoded, precision) {
-	precision = Math.pow(10, -precision);
-	var len = encoded.length, index=0, lat=0, lng = 0, array = [];
-	while (index < len) {
-		var b, shift = 0, result = 0;
-		do {
-			b = encoded.charCodeAt(index++) - 63;
-			result |= (b & 0x1f) << shift;
-			shift += 5;
-		} while (b >= 0x20);
-		var dlat = ((result & 1) ? ~(result >> 1) : (result >> 1));
-		lat += dlat;
-		shift = 0;
-		result = 0;
-		do {
-			b = encoded.charCodeAt(index++) - 63;
-			result |= (b & 0x1f) << shift;
-			shift += 5;
-		} while (b >= 0x20);
-		var dlng = ((result & 1) ? ~(result >> 1) : (result >> 1));
-		lng += dlng;
-		array.push([lat * precision, lng * precision]);
-	}
-	return array;
-}
 
-// display a transmitted route
+// -- JSONP processing -- 
+
+// process JSONP response of routing server
 function timeoutRouteSimple() {
 	showNoRouteGeometry();
 	showNoRouteDescription();
@@ -48,7 +49,7 @@ function timeoutRouteSimple() {
 }
 function timeoutRoute() {
 	showNoRouteGeometry();
-	my_route.hideUnnamedRoute();
+	OSRM.G.route.hideUnnamedRoute();
 	showNoRouteDescription();
 	document.getElementById('information-box').innerHTML = "<br><p style='font-size:14px;font-weight:bold;text-align:center;'>"+OSRM.loc("TIMED_OUT")+".<p>";	
 }
@@ -56,7 +57,7 @@ function showRouteSimple(response) {
  	if(!response)
  		return;
  	
- 	if (OSRM.JSONP.fences.route)			// prevent simple routing when real routing is done!
+ 	if( !OSRM.G.dragging )		// prevent simple routing when no longer dragging
  		return;
  	
 	if( response.status == 207) {
@@ -68,10 +69,11 @@ function showRouteSimple(response) {
 		showRouteDescriptionSimple(response);
 	}
 	updateHints(response);
-	
-//	if(OSRM.pending) {
-//		clearTimeout(OSRM.pendingTimer);
-//		OSRM.pendingTimer = setTimeout(timeoutDrag,100);	// dirty dirty!		
+
+//	// TODO: hack to process final drag event, if it was fenced, but we are still dragging (alternative approach)
+//	if(OSRM.G.pending) {
+//		clearTimeout(OSRM.G.pendingTimer);
+//		OSRM.G.pendingTimer = setTimeout(timeoutDrag,100);		
 //	}
 }
 function showRoute(response) {
@@ -80,7 +82,7 @@ function showRoute(response) {
 	
 	if(response.status == 207) {
 		showNoRouteGeometry();
-		my_route.hideUnnamedRoute();
+		OSRM.G.route.hideUnnamedRoute();
 		showNoRouteDescription();
 		document.getElementById('information-box').innerHTML = "<br><p style='font-size:14px;font-weight:bold;text-align:center;'>"+OSRM.loc("NO_ROUTE_FOUND")+".<p>";
 	} else {
@@ -92,15 +94,17 @@ function showRoute(response) {
 	updateHints(response);
 }
 
+
+// show route geometry
 function showNoRouteGeometry() {
 	var positions = [];
-	for(var i=0; i<my_markers.route.length;i++)
-			positions.push( my_markers.route[i].getPosition() );
+	for(var i=0; i<OSRM.G.markers.route.length;i++)
+			positions.push( OSRM.G.markers.route[i].getPosition() );
 
-	my_route.showRoute(positions, OSRM.Route.NOROUTE);
+	OSRM.G.route.showRoute(positions, OSRM.Route.NOROUTE);
 }
 function showRouteGeometry(response) {
-	via_points = response.via_points.slice(0);
+	OSRM.G.via_points = response.via_points.slice(0);
 
 	var geometry = decodeRouteGeometry(response.route_geometry, 5);
 
@@ -108,37 +112,40 @@ function showRouteGeometry(response) {
 	for( var i=0; i < geometry.length; i++) {
 		points.push( new L.LatLng(geometry[i][0], geometry[i][1]) );
 	}
-	my_route.showRoute(points, OSRM.Route.ROUTE);
+	OSRM.G.route.showRoute(points, OSRM.Route.ROUTE);
 }
 
-function onClickRouteDescription(geometry_index) {
-	var positions = my_route.getPositions();
 
-	my_markers.highlight.setPosition( positions[geometry_index] );
-	my_markers.highlight.show();
-	my_markers.highlight.centerView();	
+// route description display (and helper functions)
+function onClickRouteDescription(geometry_index) {
+	var positions = OSRM.G.route.getPositions();
+
+	OSRM.G.markers.highlight.setPosition( positions[geometry_index] );
+	OSRM.G.markers.highlight.show();
+	OSRM.G.markers.highlight.centerView(OSRM.DEFAULTS.HIGHLIGHT_ZOOM_LEVEL);	
 }
 function onClickCreateShortcut(src){
-	OSRM.JSONP.call(OSRM.DEFAULTS.HOST_SHORTENER_URL+src+'&jsonp=showRouteLink', showRouteLink, showRouteLink_TimeOut, 2000, 'shortener');
+	src += '&z='+ OSRM.G.map.getZoom() + '&center=' + OSRM.G.map.getCenter().lat + ',' + OSRM.G.map.getCenter().lng;
+	OSRM.JSONP.call(OSRM.DEFAULTS.HOST_SHORTENER_URL+src, showRouteLink, showRouteLink_TimeOut, 2000, 'shortener');
+	document.getElementById('route-prelink').innerHTML = '['+OSRM.loc("GENERATE_LINK_TO_ROUTE")+']';
 }
 function showRouteLink(response){
-	document.getElementById('route-link').innerHTML = '[<a id="gpx-link" href="' +response.ShortURL+ '">'+OSRM.loc("LINK_TO_ROUTE")+'</a>]';
+	document.getElementById('route-prelink').innerHTML = '[<a id="gpx-link" class = "text-selectable" href="' +response.ShortURL+ '">'+response.ShortURL+'</a>]';
 }
 function showRouteLink_TimeOut(){
-	document.getElementById('route-link').innerHTML = '['+OSRM.loc("LINK_TO_ROUTE_TIMEOUT")+']';
+	document.getElementById('route-prelink').innerHTML = '['+OSRM.loc("LINK_TO_ROUTE_TIMEOUT")+']';
 }
 function showRouteDescription(response) {
 	// compute query string
-	var query_string = '?z='+ map.getZoom();
-	for(var i=0; i<my_markers.route.length; i++)
-		query_string += '&loc=' + my_markers.route[i].getLat() + ',' + my_markers.route[i].getLng(); 
+	var query_string = '?rebuild=1';
+	for(var i=0; i<OSRM.G.markers.route.length; i++)
+		query_string += '&loc=' + OSRM.G.markers.route[i].getLat() + ',' + OSRM.G.markers.route[i].getLng(); 
  						
 	// create link to the route
-	var route_link ='<span class="route-summary" id="route-link">[<a id="gpx-link" onclick="onClickCreateShortcut(\'' + OSRM.DEFAULTS.WEBSITE_URL + query_string + '\')">'+OSRM.loc("GET_LINK")+'</a>]</span>';
-	//var route_link ='<span class="route-summary" id="route-link">[<a id="gpx-link" href="#" onclick="onClickCreateShortcut(\'' + document.URL + query_string + '\')">'+OSRM.loc("GET_LINK")+'</a>]</span>';
+	var route_link ='<span class="route-summary" id="route-prelink">[<a id="gpx-link" onclick="onClickCreateShortcut(\'' + OSRM.DEFAULTS.WEBSITE_URL + query_string + '\')">'+OSRM.loc("GET_LINK_TO_ROUTE")+'</a>]</span>';
 
 	// create GPX link
-	var gpx_link = '<span class="route-summary">[<a id="gpx-link" onClick="javascript: document.location.href=\'' + OSRM.DEFAULTS.HOST_ROUTING_URL + query_string + '&output=gpx\';">'+OSRM.loc("GPX_FILE")+'</a>]</span>';
+	var gpx_link = '<span class="route-summary">[<a id="gpx-link" onClick="document.location.href=\'' + OSRM.DEFAULTS.HOST_ROUTING_URL + query_string + '&output=gpx\';">'+OSRM.loc("GPX_FILE")+'</a>]</span>';
 		
 	// create route description
 	var route_desc = "";
@@ -155,31 +162,38 @@ function showRouteDescription(response) {
 		route_desc += '<img width="18px" src="images/'+getDirectionIcon(response.route_instructions[i][0])+'"/>';
 		route_desc += "</td>";		
 		
-		//route_desc += '<td class="result-counter"><span">'+(i+1)+'.</span></td>';
-				
 		route_desc += '<td class="result-items">';
-		route_desc += '<span class="result-item" onclick="onClickRouteDescription('+response.route_instructions[i][3]+')">'
-						+ response.route_instructions[i][0] + ' on ';
-		if( response.route_instructions[i][2] > 0 )
-			route_desc += response.route_instructions[i][1] + ' for '
-						+ getDistanceWithUnit(response.route_instructions[i][2])
-						+ '</span>';
+		route_desc += '<span class="result-item" onclick="onClickRouteDescription('+response.route_instructions[i][3]+')">';
+		route_desc += response.route_instructions[i][0];
+		if( i == 0 )
+			route_desc += ' ' + OSRM.loc( response.route_instructions[i][6] );		
+		if( response.route_instructions[i][1] != "" ) {
+			route_desc += ' on ';
+			route_desc += '<b>' + response.route_instructions[i][1] + '</b>';
+		}
+		//route_desc += ' for ';
+		route_desc += '</span>';
+		route_desc += "</td>";
+		
+		route_desc += '<td class="result-distance">';
+		if( i != response.route_instructions.length-1 )
+		route_desc += '<b>'+getDistanceWithUnit(response.route_instructions[i][2])+'</b>';
 		route_desc += "</td>";
 		
 		route_desc += "</tr>";
-	}
+	}	
 		
 	route_desc += '</table>';		
 	headline = "";
 	headline += OSRM.loc("ROUTE_DESCRIPTION")+":<br>";
-	headline += '<div style="float:left;width:70%">';
+	headline += '<div style="float:left;width:40%">';
 	headline += "<span class='route-summary'>"
 		+ OSRM.loc("DISTANCE")+": " + getDistanceWithUnit(response.route_summary.total_distance)
-		+ " - "
+		+ "<br>"
 		+ OSRM.loc("DURATION")+": " + secondsToTime(response.route_summary.total_time)
 		+ "</span>";		
 	headline +=	'</div>';
-	headline += '<div style="float:left;text-align:right;width:30%;">'+route_link+'<br>'+gpx_link+'</div>';
+	headline += '<div style="float:left;text-align:right;width:60%;">'+route_link+'<br>'+gpx_link+'</div>';
 
 	var output = "";
 	output += route_desc;
@@ -191,7 +205,7 @@ function showRouteDescriptionSimple(response) {
 	headline = OSRM.loc("ROUTE_DESCRIPTION")+":<br>";
 	headline += "<span class='route-summary'>"
 			+ OSRM.loc("DISTANCE")+": " + getDistanceWithUnit(response.route_summary.total_distance)
-			+ " - "
+			+ "<br>"
 			+ OSRM.loc("DURATION")+": " + secondsToTime(response.route_summary.total_time)
 			+ "</span>";
 	headline += '<br><br>';
@@ -203,7 +217,7 @@ function showNoRouteDescription() {
 	headline = OSRM.loc("ROUTE_DESCRIPTION")+":<br>";
 	headline += "<span class='route-summary'>"
 			+ OSRM.loc("DISTANCE")+": N/A"
-			+ " - "
+			+ "<br>"
 			+ OSRM.loc("DURATION")+": N/A"
 			+ "</span>";
 	headline += '<br><br>';
@@ -212,10 +226,12 @@ function showNoRouteDescription() {
 	document.getElementById('information-box').innerHTML = "<br><p style='font-size:14px;font-weight:bold;text-align:center;'>"+OSRM.loc("YOUR_ROUTE_IS_BEING_COMPUTED")+".<p>";	
 }
 
+
+// unnamed streets display
 function showRouteNonames(response) {
 	// do not display unnamed streets?
 	if( document.getElementById('option-highlight-nonames').checked == false) {
-		my_route.hideUnnamedRoute();
+		OSRM.G.route.hideUnnamedRoute();
 		return;
 	}
 		
@@ -249,33 +265,34 @@ function showRouteNonames(response) {
 	}
 	
 	// display unnamed streets
-	my_route.showUnnamedRoute(all_positions);
+	OSRM.G.route.showUnnamedRoute(all_positions);
 }
 
-// function for dragging and drawing routes
+
+//-- main function --
+
+// generate server calls to query routes
 function getRoute(do_description) {
 	
 	// if source or target are not set -> hide route
-	if( my_markers.route.length < 2 ) {
-		my_route.hideRoute();
-		//my_markers.removeVias();			// TODO: do I need this?
-		//my_markers.highlight.hide();
+	if( OSRM.G.markers.route.length < 2 ) {
+		OSRM.G.route.hideRoute();
 		return;
 	}
 	
 	// prepare JSONP call
-	var type = undefined;
-	var callback = undefined;
-	var timeout = undefined;
+	var type = null;
+	var callback = null;
+	var timeout = null;
 	
 	var source = OSRM.DEFAULTS.HOST_ROUTING_URL;
-	source += '?z=' + map.getZoom() + '&output=json' + '&geomformat=cmp';	
-	if(my_markers.checksum)
-		source += '&checksum=' + my_markers.checksum;
-	for(var i=0; i<my_markers.route.length; i++) {
-		source += '&loc='  + my_markers.route[i].getLat() + ',' + my_markers.route[i].getLng();
-		if( my_markers.route[i].hint)
-			source += '&hint=' + my_markers.route[i].hint;
+	source += '?z=' + OSRM.G.map.getZoom() + '&output=json' + '&geomformat=cmp';	
+	if(OSRM.G.markers.checksum)
+		source += '&checksum=' + OSRM.G.markers.checksum;
+	for(var i=0; i<OSRM.G.markers.route.length; i++) {
+		source += '&loc='  + OSRM.G.markers.route[i].getLat() + ',' + OSRM.G.markers.route[i].getLng();
+		if( OSRM.G.markers.route[i].hint)
+			source += '&hint=' + OSRM.G.markers.route[i].hint;
 	}
 	
 	// decide whether it is a dragging call or a normal one
@@ -292,106 +309,82 @@ function getRoute(do_description) {
 	}
 	
 	// do call
-	var called = OSRM.JSONP.call(source, callback, timeout, OSRM.JSONP.TIMEOUT, type);
+	var called = OSRM.JSONP.call(source, callback, timeout, OSRM.DEFAULTS.JSONP_TIMEOUT, type);
 
-	// TODO: guarantee to do last drag
+	// TODO: hack to process final drag event, if it was fenced, but we are still dragging
 	if(called == false && !do_description) {
-		clearTimeout(OSRM.pendingTimer);
-		OSRM.pendingTimer = setTimeout(timeoutDrag,OSRM.JSONP.TIMEOUT);
+		clearTimeout(OSRM.G.pendingTimer);
+		OSRM.G.pendingTimer = setTimeout(timeoutDrag,OSRM.DEFAULTS.JSONP_TIMEOUT);
 	}
 	else {
-		clearTimeout(OSRM.pendingTimer);
+		clearTimeout(OSRM.G.pendingTimer);
 	}
+//	// TODO: hack to process final drag event, if it was fenced, but we are still dragging (alternative approach)  
 //	if(called == false && !do_description) {
-//		OSRM.pending = true;
+//		OSRM.G.pending = true;
 //	} else {
-//		clearTimeout(OSRM.pendingTimer);
-//		OSRM.pending = false;
+//		clearTimeout(OSRM.G.pendingTimer);
+//		OSRM.G.pending = false;
 //	}
 }
-
 function timeoutDrag() {
-	my_markers.route[OSRM.dragid].hint = undefined;
-	getRoute(OSRM.NO_DESCRIPTION);
+	OSRM.G.markers.route[OSRM.G.dragid].hint = null;
+	getRoute(OSRM.C.NO_DESCRIPTION);
 }
 
-function startRouting() {
-	getRoute(OSRM.FULL_DESCRIPTION);
-}
-
-function resetRouting() {
-	document.getElementById('input-source-name').value = "";
-	document.getElementById('input-target-name').value = "";
-	
-	my_route.hideRoute();
-	my_markers.removeAll();
-	my_markers.highlight.hide();
-	
-	document.getElementById('information-box').innerHTML = "";
-	document.getElementById('information-box-headline').innerHTML = "";
+
+//-- helper functions --
+
+//decode compressed route geometry
+function decodeRouteGeometry(encoded, precision) {
+	precision = Math.pow(10, -precision);
+	var len = encoded.length, index=0, lat=0, lng = 0, array = [];
+	while (index < len) {
+		var b, shift = 0, result = 0;
+		do {
+			b = encoded.charCodeAt(index++) - 63;
+			result |= (b & 0x1f) << shift;
+			shift += 5;
+		} while (b >= 0x20);
+		var dlat = ((result & 1) ? ~(result >> 1) : (result >> 1));
+		lat += dlat;
+		shift = 0;
+		result = 0;
+		do {
+			b = encoded.charCodeAt(index++) - 63;
+			result |= (b & 0x1f) << shift;
+			shift += 5;
+		} while (b >= 0x20);
+		var dlng = ((result & 1) ? ~(result >> 1) : (result >> 1));
+		lng += dlng;
+		array.push([lat * precision, lng * precision]);
+	}
+	return array;
 }
 
+// update hints of all markers
 function updateHints(response) {
 	var hint_locations = response.hint_data.locations;
-	my_markers.checksum = response.hint_data.checksum;
+	OSRM.G.markers.checksum = response.hint_data.checksum;
 	for(var i=0; i<hint_locations.length; i++)
-		my_markers.route[i].hint = hint_locations[i];
+		OSRM.G.markers.route[i].hint = hint_locations[i];
 }
 
+// snap all markers to the received route
 function snapRoute() {
-	var positions = my_route.getPositions();
+	var positions = OSRM.G.route.getPositions();
  	
- 	my_markers.route[0].setPosition( positions[0] );
- 	my_markers.route[my_markers.route.length-1].setPosition( positions[positions.length-1] );
- 	for(var i=0; i<via_points.length; i++)
-		my_markers.route[i+1].setPosition( new L.LatLng(via_points[i][0], via_points[i][1]) );
+ 	OSRM.G.markers.route[0].setPosition( positions[0] );
+ 	OSRM.G.markers.route[OSRM.G.markers.route.length-1].setPosition( positions[positions.length-1] );
+ 	for(var i=0; i<OSRM.G.via_points.length; i++)
+		OSRM.G.markers.route[i+1].setPosition( new L.LatLng(OSRM.G.via_points[i][0], OSRM.G.via_points[i][1]) );
 
- 	updateLocation( "source" );
- 	updateLocation( "target" );
+ 	updateAddress(OSRM.C.SOURCE_LABEL);
+ 	updateAddress(OSRM.C.TARGET_LABEL);
 }
 
-function positionsToInput() {
-	if(my_markers.route[0].label == OSRM.SOURCE_MARKER_LABEL) {
-		document.getElementById('input-source-name').value = my_markers.route[0].getPosition().lat.toFixed(6)+","+my_markers.route[0].getPosition().lng.toFixed(6);		
-	}
-	if(my_markers.route[my_markers.route.length-1].label == OSRM.TARGET_MARKER_LABEL) {
-		document.getElementById('input-target-name').value = my_markers.route[my_markers.route.length-1].getPosition().lat.toFixed(6)+","+my_markers.route[my_markers.route.length-1].getPosition().lng.toFixed(6);		
-	}	
-}
-
-function reverseRouting() {
-	// invert input boxes
-	var tmp = document.getElementById("input-source-name").value;
-	document.getElementById("input-source-name").value = document.getElementById("input-target-name").value;
-	document.getElementById("input-target-name").value = tmp;
-	
-	// invert route
-	my_markers.route.reverse();
-	if(my_markers.route.length == 1) {
-		if(my_markers.route[0].label == OSRM.TARGET_MARKER_LABEL) {
-			my_markers.route[0].label = OSRM.SOURCE_MARKER_LABEL;
-			my_markers.route[0].marker.setIcon( new L.Icon('images/marker-source.png') );
-		} else if(my_markers.route[0].label == OSRM.SOURCE_MARKER_LABEL) {
-			my_markers.route[0].label = OSRM.TARGET_MARKER_LABEL;
-			my_markers.route[0].marker.setIcon( new L.Icon('images/marker-target.png') );
-		}
-	} else if(my_markers.route.length > 1){
-		my_markers.route[0].label = OSRM.SOURCE_MARKER_LABEL;
-		my_markers.route[0].marker.setIcon( new L.Icon('images/marker-source.png') );
-		
-		my_markers.route[my_markers.route.length-1].label = OSRM.TARGET_MARKER_LABEL;
-		my_markers.route[my_markers.route.length-1].marker.setIcon( new L.Icon('images/marker-target.png') );		
-	}
-	
-	// recompute route
-	getRoute(OSRM.FULL_DESCRIPTION);
-	my_markers.highlight.hide();
-}
-
-
-
-
-//--------------------
+// map driving instructions to icons
+// [TODO: better implementation, language-safe]
 function getDirectionIcon(name) {
 	var directions = {
 		"Turn left":"turn-left.png",
@@ -403,21 +396,95 @@ function getDirectionIcon(name) {
 		"Turn slight right":"slight-right.png",
 		"Turn sharp left":"sharp-left.png",
 		"Turn sharp right":"sharp-right.png",
-		"Enter round-about and leave at first exit":"round-about.png",
-		"Enter round-about and leave at second exit":"round-about.png",
-		"Enter round-about and leave at third exit":"round-about.png",
-		"Enter round-about and leave at forth exit":"round-about.png",
-		"Enter round-about and leave at fifth exit":"round-about.png",
-		"Enter round-about and leave at sixth exit":"round-about.png",
-		"Enter round-about and leave at seventh exit":"round-about.png",
-		"Enter round-about and leave at eighth exit":"round-about.png",
-		"Enter round-about and leave at nineth exit":"round-about.png",
-		"Enter round-about and leave at tenth exit":"round-about.png",
-		"Enter round-about and leave at one of the too many exit":"round-about.png",
+		"Enter roundabout and leave at first exit":"round-about.png",
+		"Enter roundabout and leave at second exit":"round-about.png",
+		"Enter roundabout and leave at third exit":"round-about.png",
+		"Enter roundabout and leave at fourth exit":"round-about.png",
+		"Enter roundabout and leave at fifth exit":"round-about.png",
+		"Enter roundabout and leave at sixth exit":"round-about.png",
+		"Enter roundabout and leave at seventh exit":"round-about.png",
+		"Enter roundabout and leave at eighth exit":"round-about.png",
+		"Enter roundabout and leave at nineth exit":"round-about.png",
+		"Enter roundabout and leave at tenth exit":"round-about.png",
+		"Enter roundabout and leave at one of the too many exit":"round-about.png",
+		"You have reached your destination":"target.png"
 	};
 	
 	if( directions[name] )
 		return directions[name];
 	else
 		return "default.png";
-}
+}
+
+
+// -- gui functions --
+
+// click: button "reset"
+function resetRouting() {
+	document.getElementById('input-source-name').value = "";
+	document.getElementById('input-target-name').value = "";
+	
+	OSRM.G.route.hideAll();
+	OSRM.G.markers.removeAll();
+	OSRM.G.markers.highlight.hide();
+	
+	document.getElementById('information-box').innerHTML = "";
+	document.getElementById('information-box-headline').innerHTML = "";
+	
+	OSRM.JSONP.reset();	
+}
+
+// click: button "reverse"
+function reverseRouting() {
+	// invert input boxes
+	var tmp = document.getElementById("input-source-name").value;
+	document.getElementById("input-source-name").value = document.getElementById("input-target-name").value;
+	document.getElementById("input-target-name").value = tmp;
+	
+	// invert route
+	OSRM.G.markers.route.reverse();
+	if(OSRM.G.markers.route.length == 1) {
+		if(OSRM.G.markers.route[0].label == OSRM.C.TARGET_LABEL) {
+			OSRM.G.markers.route[0].label = OSRM.C.SOURCE_LABEL;
+			OSRM.G.markers.route[0].marker.setIcon( new L.Icon('images/marker-source.png') );
+		} else if(OSRM.G.markers.route[0].label == OSRM.C.SOURCE_LABEL) {
+			OSRM.G.markers.route[0].label = OSRM.C.TARGET_LABEL;
+			OSRM.G.markers.route[0].marker.setIcon( new L.Icon('images/marker-target.png') );
+		}
+	} else if(OSRM.G.markers.route.length > 1){
+		OSRM.G.markers.route[0].label = OSRM.C.SOURCE_LABEL;
+		OSRM.G.markers.route[0].marker.setIcon( new L.Icon('images/marker-source.png') );
+		
+		OSRM.G.markers.route[OSRM.G.markers.route.length-1].label = OSRM.C.TARGET_LABEL;
+		OSRM.G.markers.route[OSRM.G.markers.route.length-1].marker.setIcon( new L.Icon('images/marker-target.png') );		
+	}
+	
+	// recompute route
+	if( OSRM.G.route.isShown() ) {
+		getRoute(OSRM.C.FULL_DESCRIPTION);
+		OSRM.G.markers.highlight.hide();
+	} else {
+		document.getElementById('information-box').innerHTML = "";
+		document.getElementById('information-box-headline').innerHTML = "";		
+	}
+}
+
+// click: button "show"
+function showMarker(marker_id) {
+	if( OSRM.JSONP.fences["geocoder_source"] || OSRM.JSONP.fences["geocoder_target"] )
+		return;
+	
+	if( marker_id == OSRM.C.SOURCE_LABEL && OSRM.G.markers.hasSource() )
+		OSRM.G.markers.route[0].centerView();
+	else if( marker_id == OSRM.C.TARGET_LABEL && OSRM.G.markers.hasTarget() )
+		OSRM.G.markers.route[OSRM.G.markers.route.length-1].centerView();
+}
+
+
+// changed: any inputbox (is called when return is pressed [after] or focus is lost [before])
+function inputChanged(marker_id) {
+	if( marker_id == OSRM.C.SOURCE_LABEL)	
+		callGeocoder(OSRM.C.SOURCE_LABEL, document.getElementById('input-source-name').value);
+	else if( marker_id == OSRM.C.TARGET_LABEL)
+		callGeocoder(OSRM.C.TARGET_LABEL, document.getElementById('input-target-name').value);
+}

WebContent/test.html

@@ -1,27 +0,0 @@
-<html> 
-<head>
-
-<script src="leaflet/leaflet-src.js"></script>
-<script src="OSRM.js"></script>
-<script src="OSRM.Markers.js"></script>
-
-<script type="text/javascript">
-function testSnippet()
-{
-	var marker = new OSRM.RouteMarker("source",undefined,new L.Icon('images/marker-source.png'));
-	marker.yyy();
-	for(a in marker)
-		alert(a);
-	alert(marker);
-}
-</script>
-</head>
-<body>
-
-<h1>Test Javascript Snippets</h1>
-<p id="output">This could be your output.</p>
-
-<button type="button" onclick="testSnippet()">Run Snippet</button>
-
-</body>
-</html> 

WebContent/utils.js

@@ -1,4 +1,21 @@
-// compatibility mode for old browser
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// compatibility tools for old browsers
 function getElementsByClassName(node, classname) {
     var a = [];
     var re = new RegExp('(^| )'+classname+'( |$)');
@@ -19,18 +36,37 @@ function secondsToTime(seconds){
    hours = parseInt(minutes/60);
    minutes = minutes%60;
    if(hours==0){
-   	return minutes+' min';
+   	return minutes + ' ' + 'min';
    }
    else{
-   	return hours+' h '+minutes+' min';
+   	return hours + ' ' + 'h' + ' ' + minutes + ' ' + 'min';
    }
 }
 
 // human readable distance
 function getDistanceWithUnit(distance){
 	distance = parseInt(distance);
-	if(distance >= 1000){ return (parseInt(distance/1000))+' km'; }
-	else{ return distance+' m'; }
+	
+	if(distance >= 100000){ return (parseInt(distance/1000))+' ' + 'km'; }
+	else if(distance >= 10000){ return (parseInt(distance/1000).toFixed(1))+' ' + 'km'; }
+	else if(distance >= 1000){ return (parseFloat(distance/1000).toFixed(2))+' ' + 'km'; }
+	else{ return distance+' ' + 'm'; }
+}
+
+//------------------------------------------------------
+
+// verify angles
+function isLatitude(value) {
+	if( value >=-90 && value <=90)
+		return true;
+	else
+		return false;
+}
+function isLongitude(value) {
+	if( value >=-180 && value <=180)
+		return true;
+	else
+		return false;
 }
 
 // ------------------------------------------------------

WebContent/via.js

@@ -1,10 +1,30 @@
-var via_points;
+/*
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU AFFERO General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+any later version.
 
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+or see http://www.gnu.org/licenses/agpl.txt.
+*/
+
+// store location of via points returned by server
+OSRM.GLOBALS.via_points = null;
+
+
+// find route segment of current route geometry that is closest to the new via node (marked by index of its endpoint)
 function findNearestRouteSegment( new_via ) {
 	var min_dist = Number.MAX_VALUE;
 	var min_index = undefined;
 
-	var positions = my_route.getPositions();
+	var positions = OSRM.G.route.getPositions();
 	for(var i=0; i<positions.length-1; i++) {
 		var dist = dotLineLength( new_via.lng, new_via.lat, positions[i].lng, positions[i].lat, positions[i+1].lng, positions[i+1].lat, true);
 		if( dist < min_dist) {
@@ -17,15 +37,16 @@ function findNearestRouteSegment( new_via ) {
 }
 
 
+// find the correct index among all via nodes to insert the new via node, and insert it  
 function findViaPosition( new_via_position ) {
 	// find route segment that is closest to click position (marked by last index)
 	var nearest_index = findNearestRouteSegment( new_via_position );
 
 	// find correct index to insert new via node
-	var new_via_index = via_points.length;
+	var new_via_index = OSRM.G.via_points.length;
 	var via_index = Array();
-	for(var i=0; i<via_points.length; i++) {
-		via_index[i] = findNearestRouteSegment( new L.LatLng(via_points[i][0], via_points[i][1]) );
+	for(var i=0; i<OSRM.G.via_points.length; i++) {
+		via_index[i] = findNearestRouteSegment( new L.LatLng(OSRM.G.via_points[i][0], OSRM.G.via_points[i][1]) );
 		if(via_index[i] > nearest_index) {
 			new_via_index = i;
 			break;
@@ -33,10 +54,10 @@ function findViaPosition( new_via_position ) {
 	}
 
 	// add via node
-	var index = my_markers.setVia(new_via_index, new_via_position);
-	my_markers.route[index].show();
+	var index = OSRM.G.markers.setVia(new_via_index, new_via_position);
+	OSRM.G.markers.route[index].show();
 	
-	getRoute(OSRM.FULL_DESCRIPTION);
+	getRoute(OSRM.C.FULL_DESCRIPTION);
 
 	return new_via_index;
 }