public/js/syj.js

   1 /*  This file is part of Syj, Copyright (c) 2010-2011 Arnaud Renevier,
   2     and is published under the AGPL license. */
   3
   4 // avoid openlayers alerts
   5 OpenLayers.Console.userError = function(error) {
   6     SYJView.messenger.setMessage(error, "error");
   7 };
   8
   9 OpenLayers.Layer.Vector.prototype.renderers = ["SVG2", "VML", "Canvas"];
  10
  11 var SyjSaveUI = {
  12     status: "unknown",
  13
  14     init: function() {
  15         $("geom_title").observe('contentchange', this.enableSubmit.bindAsEventListener(this));
  16         return this;
  17     },
  18
  19     enable: function() {
  20         if (this.status === "enabled") {
  21             return this;
  22         }
  23         this.enableSubmit();
  24         $("geom_title").disabled = false;
  25         $("geom_title").activate();
  26         $$("#geom_accept_container, #geom_title_container").invoke('removeClassName', "disabled");
  27         this.status = "enabled";
  28         return this;
  29     },
  30
  31     disable: function() {
  32         if (this.status === "disabled") {
  33             return this;
  34         }
  35         this.disableSubmit();
  36         $("geom_title").blur();
  37         $("geom_title").disabled = true;
  38         $$("#geom_accept_container, #geom_title_container").invoke('addClassName', "disabled");
  39         this.status = "disabled";
  40         return this;
  41     },
  42
  43     enableSubmit: function() {
  44         $("geom_submit").disabled = false;
  45         $("geom_accept").disabled = false;
  46         this.status = "partial";
  47         return this;
  48     },
  49
  50     disableSubmit: function() {
  51         $("geom_submit").blur();
  52         $("geom_submit").disabled = true;
  53         $("geom_accept").blur();
  54         $("geom_accept").disabled = true;
  55         this.status = "partial";
  56         return this;
  57     }
  58 };
  59
  60 var SYJPathLength = (function(){
  61     return {
  62         update: function() {
  63             var pathLength = 0, unit;
  64             if (SYJView.mode === 'view') {
  65                 if (SYJView.viewLayer.features.length) {
  66                     pathLength = SYJView.viewLayer.features[0].geometry.getGeodesicLength(Mercator);
  67                 }
  68             } else {
  69                 pathLength = SYJView.editControl.handler.line.geometry.getGeodesicLength(Mercator);
  70             }
  71
  72             if (pathLength === 0) {
  73                 $("path-length").hide();
  74                 return;
  75             }
  76             $("path-length").show();
  77
  78             if (pathLength < 1000) {
  79                 // precision: 1 cm
  80                 pathLength = Math.round(pathLength * 100) / 100;
  81                 unit = 'm';
  82             } else {
  83                 // precision: 1 m
  84                 pathLength = Math.round(pathLength) / 1000;
  85                 unit = 'km';
  86             }
  87             $("path-length-content").update(pathLength + ' ' + unit);
  88         }
  89     };
  90 }());
  91
  92 var SYJDataUi = (function() {
  93     var deck = null,
  94         infotoggler = null,
  95         getdeck = function() {
  96             if (!deck) {
  97                 deck = new Deck("data_controls");
  98             }
  99             return deck;
 100         },
 101         getinfotoggler = function() {
 102             if (!infotoggler) {
 103                 infotoggler = new Toggler('path-infos-content');
 104                 $("path-infos-toggler").insert({bottom: infotoggler.element});
 105                 var anchor = $("path-infos-anchor");
 106                 var parent = anchor.up('.menu-item');
 107                 if (parent) {
 108                     anchor = parent;
 109                 }
 110                 anchor.observe('click', function(evt) {
 111                     evt.stop();
 112                     infotoggler.toggle(evt);
 113                 });
 114                 document.observe('toggler:open', function(evt) {
 115                     if (evt.memo === infotoggler) {
 116                         // XXX: update informations
 117                     }
 118                 });
 119             }
 120             return infotoggler;
 121         };
 122     return {
 123         viewmode: function() {
 124             getdeck().setIndex(0);
 125             if ($("path-infos")) {
 126                 getinfotoggler();
 127                 getinfotoggler().close();
 128                 $("path-infos").show();
 129             }
 130         },
 131         editmode: function() {
 132             getdeck().setIndex(1);
 133             if ($("path-infos")) {
 134                 $("path-infos").hide();
 135             }
 136         }
 137     };
 138 }());
 139
 140 OpenLayers.Handler.SyjModifiablePath = OpenLayers.Class(OpenLayers.Handler.ModifiablePath, {
 141     mouseup: function(evt) {
 142         // do not add a point when navigating
 143         var mapControls = this.control.map.controls, idx, ctrl;
 144
 145         for (idx = mapControls.length; idx-->0; ) {
 146             ctrl = mapControls[idx];
 147             if (this.isCtrlNavigationActive(ctrl, evt)) {
 148                 return true;
 149             }
 150         }
 151         return OpenLayers.Handler.ModifiablePath.prototype.mouseup.apply(this, arguments);
 152     },
 153
 154     addPoints: function(pixel) {
 155         // redraw before last point. As we have a special style for last point, we
 156         // need to redraw before last point after adding a new point (otherwise, it
 157         // keeps special style forever)
 158         var oldpoint = this.point;
 159         OpenLayers.Handler.ModifiablePath.prototype.addPoints.apply(this, arguments);
 160         this.layer.drawFeature(oldpoint);
 161     },
 162
 163     isCtrlNavigationActive: function(ctrl, evt) {
 164         var tolerance = 4, xDiff, yDiff;
 165
 166         if (!(ctrl instanceof OpenLayers.Control.Navigation)) {
 167             return false;
 168         }
 169
 170         if (ctrl.zoomBox &&
 171             ctrl.zoomBox.active &&
 172             ctrl.zoomBox.handler &&
 173             ctrl.zoomBox.handler.active &&
 174             ctrl.zoomBox.handler.dragHandler &&
 175             ctrl.zoomBox.handler.dragHandler.start) {
 176             return true;
 177         }
 178
 179         if (!ctrl.dragPan ||
 180             !ctrl.dragPan.active ||
 181             !ctrl.dragPan.handler ||
 182             !ctrl.dragPan.handler.started ||
 183             !ctrl.dragPan.handler.start) {
 184             return false;
 185         }
 186
 187         // if mouse moved 4 or less pixels, consider it has not moved.
 188         tolerance = 4;
 189
 190         xDiff = evt.xy.x - ctrl.dragPan.handler.start.x;
 191         yDiff = evt.xy.y - ctrl.dragPan.handler.start.y;
 192
 193         if (Math.sqrt(Math.pow(xDiff,2) + Math.pow(yDiff,2)) <= tolerance) {
 194             return false;
 195         }
 196         return true;
 197     },
 198
 199     finalize: function(cancel) {
 200         // do nothing. We don't want to finalize path
 201     }
 202 });
 203
 204 var styleMap = {
 205     edit: new OpenLayers.StyleMap({
 206         "default": new OpenLayers.Style({
 207             pointRadius: "${radius}", // sized according to type attribute
 208             fillColor: "#ffcc66",
 209             strokeColor: "#ff9933",
 210             strokeWidth: 2,
 211             strokeOpacity: "${opacity}",
 212             fillOpacity: "${opacity}"
 213         },
 214         {
 215             context: {
 216                 radius: function(feature) {
 217                     var features;
 218
 219                     if (!(feature.geometry instanceof OpenLayers.Geometry.Point)) {
 220                         return 0;
 221                     }
 222                     if (feature.type === "middle") {
 223                         return 4;
 224                     }
 225                     features = feature.layer.features;
 226                     if (OpenLayers.Util.indexOf(features, feature) === 0) {
 227                         return 5;
 228                     } else if (OpenLayers.Util.indexOf(features, feature) === features.length - 1) {
 229                         return 5;
 230                     }
 231                     return 3;
 232                 },
 233                 opacity: function (feature) {
 234                     if (feature.type === "middle") {
 235                         return 0.5;
 236                     } else {
 237                         return 1;
 238                     }
 239                 }
 240             }
 241         }),
 242
 243         "select": new OpenLayers.Style({
 244             externalGraphic: "icons/delete.png",
 245             graphicHeight: 16
 246         }),
 247
 248         "select_for_canvas": new OpenLayers.Style({
 249             strokeColor: "blue",
 250             fillColor: "lightblue"
 251         })
 252
 253     }),
 254
 255     view: new OpenLayers.StyleMap({
 256         "default": new OpenLayers.Style({
 257             strokeColor: "blue",
 258             strokeWidth: 5,
 259             strokeOpacity: 0.7
 260         })
 261     })
 262 };
 263
 264 var WGS84 = new OpenLayers.Projection("EPSG:4326");
 265 var Mercator = new OpenLayers.Projection("EPSG:900913");
 266
 267 var SYJView = {
 268     viewLayer: null,
 269     editControl: null,
 270     map: null,
 271     wkt: new OpenLayers.Format.WKT({ internalProjection: Mercator, externalProjection: WGS84 }),
 272     needsFormResubmit: false,
 273     unsavedRoute: null,
 274     mode: 'view',
 275
 276     init: function() {
 277         var externalGraphic, baseURL, baseLayer, layerOptions, hidemessenger;
 278
 279         // is svg context, opera does not resolve links with base element is svg context
 280         externalGraphic = styleMap.edit.styles.select.defaultStyle.externalGraphic;
 281         baseURL = document.getElementsByTagName("base")[0].href;
 282         styleMap.edit.styles.select.defaultStyle.externalGraphic = baseURL + externalGraphic;
 283
 284         this.map = new OpenLayers.Map('map', {
 285             controls: [
 286                 new OpenLayers.Control.Navigation(),
 287                 new OpenLayers.Control.PanZoom(),
 288                 new OpenLayers.Control.Attribution()
 289             ],
 290             theme: null
 291         });
 292
 293         baseLayer = new OpenLayers.Layer.OSM("OSM", [
 294                 'http://a.tile.openstreetmap.org/${z}/${x}/${y}.png',
 295                 'http://b.tile.openstreetmap.org/${z}/${x}/${y}.png',
 296                 'http://c.tile.openstreetmap.org/${z}/${x}/${y}.png'],
 297                 { attribution: SyjStrings.osmAttribution });
 298
 299         layerOptions = {format:     OpenLayers.Format.WKT,
 300                         projection: WGS84,
 301                         styleMap:   styleMap.view,
 302                         attribution: SyjStrings.geomAttribution };
 303
 304         this.viewLayer = new OpenLayers.Layer.Vector("View Layer", layerOptions);
 305         this.map.addLayers([baseLayer, this.viewLayer]);
 306
 307         if ($("edit-btn")) {
 308             $("edit-btn").observe('click', function() {
 309                 $("geom_submit").value = SyjStrings.editAction;
 310                 this.messenger.clearMessages();
 311                 this.editMode();
 312                 this.mode = 'edit';
 313             }.bind(this));
 314         }
 315
 316         if ($("create-btn")) {
 317             $("create-btn").observe('click', function() {
 318                 $("geom_submit").value = SyjStrings.createAction;
 319                 this.messenger.clearMessages();
 320                 this.editMode();
 321                 this.mode = 'create';
 322             }.bind(this));
 323         }
 324
 325         if ($("clone-btn")) {
 326             $("clone-btn").observe('click', function() {
 327                 $("geom_submit").value = SyjStrings.cloneAction;
 328                 $("geom_title").value = "";
 329                 this.messenger.clearMessages();
 330                 this.editMode();
 331                 this.mode = 'create';
 332             }.bind(this));
 333         }
 334
 335         $("geomform").ajaxize({
 336                 presubmit: this.prepareForm.bind(this),
 337                 onSuccess: this.saveSuccess.bind(this),
 338                 onFailure: this.saveFailure.bind(this)
 339                 });
 340         SyjSaveUI.init();
 341
 342         this.messenger = $('message');
 343         hidemessenger = this.messenger.empty();
 344         new CloseBtn(this.messenger, {
 345             style: {
 346                 margin: "-1em"
 347             }
 348         });
 349         if (hidemessenger) {
 350             this.messenger.hide();
 351         }
 352
 353         if (typeof gInitialGeom !== "undefined" && typeof gInitialGeom.data !== "undefined") {
 354             this.viewLayer.addFeatures([this.wkt.read(gInitialGeom.data)]);
 355             // XXX: ie has not guessed height of map main div yet during map
 356             // initialisation. Now, it will read it correctly.
 357             this.map.updateSize();
 358             this.map.zoomToExtent(this.viewLayer.getDataExtent());
 359         } else {
 360             this.initMaPos(gInitialPos);
 361         }
 362
 363         $("map-overlay").hide();
 364         $("geom_upload").observe('change', function(evt) {
 365             var file = null, reader = null, readerror = null;
 366             if (window.FileList && window.FileReader) {
 367                 file = evt.target.files[0];
 368                 reader = new FileReader();
 369                 readerror = function() {
 370                     this.messenger.setMessage(SyjStrings.uploadFileError, "warn");
 371                 }.bind(this);
 372                 reader.onload = function(evt) {
 373                     var data = null, results = null, engine = null, vector = null, i = 0, formats = ['KML', 'GPX', 'GeoJSON'];
 374
 375                     $("geom_upload_container").removeClassName("disabled");
 376                     $("geom_upload").disabled = false;
 377                     if (evt.error) {
 378                         readerror();
 379                         return;
 380                     }
 381                     data = evt.target.result;
 382
 383                     for (i = 0; i < formats.length; i++) {
 384                         engine = new OpenLayers.Format[formats[i]]({ internalProjection: Mercator, externalProjection: WGS84 });
 385                         try {
 386                             results = engine.read(data);
 387                         } catch(e) {
 388                         }
 389                         if (results && results.length) {
 390                             break;
 391                         }
 392                     }
 393                     if (!results || !results.length) {
 394                         readerror();
 395                         return;
 396                     }
 397
 398                     vector = results[0];
 399                     if (vector.geometry.CLASS_NAME !== "OpenLayers.Geometry.LineString") {
 400                         readerror();
 401                         return;
 402                     }
 403                     this.viewLayer.addFeatures([vector]);
 404                     this.map.zoomToExtent(this.viewLayer.getDataExtent());
 405
 406                     if ($("edit-btn")) {
 407                         $("edit-btn").click();
 408                     } else if ($("create-btn")) {
 409                         $("create-btn").click();
 410                     }
 411
 412                     if (this.editControl.handler.realPoints.length < 2) {
 413                         SyjSaveUI.disable();
 414                     } else {
 415                        SyjSaveUI.enable();
 416                     }
 417
 418                     if (vector.data && vector.data.name) {
 419                         $("geom_title").value = vector.data.name;
 420                     }
 421                 }.bind(this);
 422                 $("geom_upload_container").addClassName("disabled");
 423                 $("geom_upload").disabled = true;
 424                 reader.readAsText(file);
 425                 return;
 426             }
 427             $("map-overlay").show();
 428             SyjSaveUI.enable();
 429             this.editControl.deactivate();
 430         }.bind(this));
 431
 432         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 433         SYJPathLength.update();
 434     },
 435
 436     initMaPos: function (aPos) {
 437         var extent = null, center = null, zoom = 0;
 438
 439         if (aPos.hasOwnProperty('lon') && aPos.hasOwnProperty('lat') && aPos.hasOwnProperty('zoom')) {
 440             center = new OpenLayers.LonLat(parseFloat(aPos.lon), parseFloat(aPos.lat)).transform(WGS84, Mercator);
 441             zoom = parseInt(aPos.zoom, 10);
 442         } else if (aPos.hasOwnProperty('minlon') && aPos.hasOwnProperty('minlat')
 443                     && aPos.hasOwnProperty('maxlon') && aPos.hasOwnProperty('maxlat')) {
 444             extent = new OpenLayers.Bounds(aPos.minlon, aPos.minlat, aPos.maxlon, aPos.maxlat)
 445                                          .transform(WGS84, Mercator);
 446         } else {
 447             extent = new OpenLayers.Bounds(-160, -70, 160, 70).transform(WGS84, Mercator);
 448         }
 449
 450         if (extent) {
 451             this.map.zoomToExtent(extent);
 452         } else {
 453             this.map.setCenter(center, zoom);
 454         }
 455     },
 456
 457     observer: function(evt) {
 458         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 459             this.messenger.clearMessages();
 460         }
 461     },
 462
 463     prepareForm: function(form) {
 464         if (!LoginMgr.logged && !$("geom_accept").checked) {
 465             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 466             $("geom_accept_container").highlight('#F08080');
 467             $("geom_accept").activate();
 468             return false;
 469         }
 470
 471         var line, realPoints, idx;
 472
 473         line = new OpenLayers.Geometry.LineString();
 474         realPoints = this.editControl.handler.realPoints;
 475         for (idx = 0; idx < realPoints.length; idx++) {
 476             line.addComponent(realPoints[idx].geometry.clone());
 477         }
 478         this.viewLayer.addFeatures(new OpenLayers.Feature.Vector(line));
 479
 480         this.viewMode();
 481
 482         if (line.components.length) {
 483             $("geom_data").value = this.wkt.write(new OpenLayers.Feature.Vector(line));
 484         } else {
 485             $("geom_data").value = "";
 486         }
 487
 488         if (this.mode === "edit" && typeof gLoggedInfo.pathid !== "undefined") {
 489             $("geomform").setAttribute("action", "path/" + gLoggedInfo.pathid.toString() + '/update');
 490         } else {
 491             $("geomform").setAttribute("action", "path");
 492         }
 493         this.needsFormResubmit = false;
 494         SyjSaveUI.disable.bind(SyjSaveUI).defer();
 495         this.messenger.clearMessages();
 496         return true;
 497     },
 498
 499     viewMode: function() {
 500         var handler = this.editControl.handler;
 501         OpenLayers.Handler.ModifiablePath.prototype.finalize.apply(handler, arguments);
 502         // we need to recreate them on next createFeature; otherwise
 503         // they'll reference destroyed features
 504         delete(handler.handlers.drag);
 505         delete(handler.handlers.feature);
 506         this.editControl.deactivate();
 507     },
 508
 509     editMode: function() {
 510         var components, point0, point, pixels, pixel, idx;
 511
 512         this.initEditControl();
 513
 514         this.editControl.activate();
 515         if (this.viewLayer.features.length) {
 516             components = this.viewLayer.features[0].geometry.components;
 517             point0 = components[0];
 518             if (point0) {
 519                 pixel = this.map.getPixelFromLonLat(new OpenLayers.LonLat(point0.x, point0.y));
 520                 this.editControl.handler.createFeature(pixel);
 521                 this.editControl.handler.lastUp = pixel;
 522                 pixels = [];
 523                 for (idx = 1; idx < components.length; idx++) {
 524                     point = components[idx];
 525                     pixels.push(this.map.getPixelFromLonLat(new OpenLayers.LonLat(point.x, point.y)));
 526                 }
 527                 this.editControl.handler.addPoints(pixels);
 528             }
 529             this.unsavedRoute = {
 530                 features: this.viewLayer.features.invoke('clone'),
 531                 title: $("geom_title").value
 532             };
 533         }
 534
 535         this.viewLayer.destroyFeatures();
 536
 537         SYJDataUi.editmode();
 538         if (this.editControl.handler.realPoints && this.editControl.handler.realPoints.length >= 2) {
 539             SyjSaveUI.disableSubmit();
 540         } else {
 541             SyjSaveUI.disable();
 542         }
 543     },
 544
 545     initEditControl: function() {
 546         var styles;
 547
 548         if (this.editControl) {
 549             return;
 550         }
 551
 552         this.editControl = new OpenLayers.Control.DrawFeature(new OpenLayers.Layer.Vector(), OpenLayers.Handler.SyjModifiablePath, {
 553             callbacks: {
 554                 modify: function(f, line) {
 555                     SYJPathLength.update();
 556
 557                     var npoints = this.handler.realPoints.length;
 558                     if (npoints === 0) {
 559                         $("geom_upload_container").show();
 560                         SYJView.unsavedRoute = null;
 561                     } else {
 562                         if (!SYJView.unsavedRoute) {
 563                             SYJView.unsavedRoute = {};
 564                         }
 565                     }
 566
 567                     if (npoints < 2) {
 568                         SyjSaveUI.disable();
 569                     } else {
 570                         SyjSaveUI.enable();
 571                     }
 572                 },
 573                 create: function(f, line) {
 574                     this.messenger.clearMessages();
 575                     $("geom_upload_container").hide();
 576                 }.bind(this)
 577             },
 578
 579             handlerOptions: {
 580                 layerOptions: {
 581                     styleMap: styleMap.edit
 582                 }
 583             }
 584         });
 585         this.map.addControl(this.editControl);
 586         if (this.editControl.layer.renderer instanceof OpenLayers.Renderer.Canvas) {
 587             // using externalGraphic with canvas renderer is definitively too buggy
 588             styles = this.editControl.handler.layerOptions.styleMap.styles;
 589             styles.select = styles.select_for_canvas;
 590         }
 591     },
 592
 593     saveSuccess: function(transport) {
 594       // server sends and empty response on success. If we get a response, that
 595       // probably means an error or warning has been printed by server.
 596       if (!transport.responseJSON && transport.responseText.length) {
 597           this.saveFailure(null, 500);
 598           return;
 599       }
 600
 601       this.unsavedRoute = null;
 602       if (transport.responseJSON && (typeof transport.responseJSON.redirect === "string")) {
 603           location = transport.responseJSON.redirect;
 604           return;
 605       }
 606
 607       this.messenger.setMessage(SyjStrings.saveSuccess, "success");
 608       SYJDataUi.viewmode();
 609       document.title = $('geom_title').value;
 610     },
 611
 612     saveFailure: function(transport, httpCode) {
 613         var message = "";
 614         if (typeof httpCode === "undefined") {
 615             httpCode = transport? transport.getStatus(): 0;
 616         }
 617
 618         switch (httpCode) {
 619             case 0:
 620                 message = SyjStrings.notReachedError;
 621             break;
 622             case 400:
 623             case 404:
 624                 message = SyjStrings.requestError;
 625             break;
 626             case 403:
 627                 message = "";
 628                 SYJLogin.messenger.setMessage(SyjStrings.loginNeeded, "warn");
 629                 SYJLogin.modalbox.show();
 630                 this.needsFormResubmit = true;
 631             break;
 632             case 410:
 633                 message = SyjStrings.gonePathError;
 634             break;
 635             case 500:
 636                 message = SyjStrings.serverError;
 637                 this.needsFormResubmit = true;
 638             break;
 639             default:
 640                 message = SyjStrings.unknownError;
 641             break;
 642         }
 643
 644         this.editMode();
 645         // is some cases, we let the user resubmit, in some other cases, he
 646         // needs to modify the path before submitting again
 647         if (this.needsFormResubmit) {
 648             SyjSaveUI.enable();
 649         }
 650
 651         this.messenger.setMessage(message, "error");
 652     }
 653 };
 654
 655 var SYJModalClass = Class.create({
 656     type: "",
 657
 658     init: function() {
 659         this.area = $(this.type + '_area');
 660         this.messenger = $(this.type + "_message");
 661         this.modalbox = new SimpleBox(this.area, {
 662             closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 663         });
 664
 665         var anchor = $(this.type + '_control_anchor');
 666         var parent = anchor.up('.menu-item');
 667         if (parent) {
 668             anchor = parent;
 669         }
 670         anchor.observe("click", function(evt) {
 671             this.modalbox.show();
 672             evt.stop();
 673         }.bindAsEventListener(this));
 674
 675         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 676         document.observe('simplebox:hidden', this.observer.bindAsEventListener(this));
 677
 678         $(this.type + "form").ajaxize({
 679             presubmit: this.presubmit.bind(this),
 680             onSuccess: this.success.bind(this),
 681             onFailure: this.failure.bind(this)
 682         });
 683     },
 684
 685     checkNotEmpty: function(input, message) {
 686         if ($(input).value.strip().empty()) {
 687             this.messenger.setMessage(message, "warn");
 688             $(input).highlight('#F08080').activate();
 689             return false;
 690         }
 691         return true;
 692     },
 693
 694     observer: function(evt) {
 695         var simplebox, input;
 696
 697         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 698             simplebox = evt.memo;
 699             if (simplebox === this.modalbox) {
 700                 input = this.area.select('input[type="text"]')[0];
 701                 (function () {
 702                     input.activate();
 703                 }.defer());
 704             } else {
 705                 this.modalbox.hide();
 706             }
 707
 708         } else if (evt.eventName === "simplebox:hidden" && evt.memo.element !== $("termsofusearea")) {
 709             simplebox = evt.memo;
 710             if (simplebox === this.modalbox) {
 711                 this.reset();
 712             }
 713         }
 714     },
 715
 716     failure: function(transport) {
 717         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
 718
 719         if (transport) {
 720             httpCode = transport.getStatus();
 721         }
 722
 723         switch (httpCode) {
 724             case 0:
 725                 message = SyjStrings.notReachedError;
 726             break;
 727             case 400:
 728             case 404:
 729             case 410:
 730                 message = SyjStrings.requestError;
 731             break;
 732             case 500:
 733                 message = SyjStrings.serverError;
 734             break;
 735         }
 736
 737         this.messenger.setMessage(message, "error");
 738         input = this.area.select('input[type="text"]')[0];
 739         input.highlight('#F08080').activate();
 740     },
 741
 742     reset: function() {
 743         this.messenger.clearMessages();
 744         this.area.select('.message').invoke('setMessageStatus', null);
 745     }
 746 });
 747
 748 var SYJUserClass = Class.create(SYJModalClass, {
 749     type: "user",
 750     toubox: null,
 751
 752     init: function($super) {
 753         $super();
 754         $("termsofusearea").hide();
 755
 756         $$("#user_termsofuse_anchor, #geom_termsofuse_anchor").invoke('observe', "click", function(evt) {
 757             if (!this.toubox) {
 758                 this.toubox = new SimpleBox($("termsofusearea"), {
 759                     closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 760                 });
 761             }
 762             this.toubox.show();
 763             if (!$("termsofuseiframe").getAttribute("src")) {
 764                 $("termsofusearea").show();
 765                 $("termsofuseiframe").setAttribute("src", evt.target.href);
 766             }
 767             evt.stop();
 768         }.bindAsEventListener(this));
 769
 770         $$("#login_area_create > a").invoke('observe', 'click',
 771             function(evt) {
 772                 this.modalbox.show();
 773                 evt.stop();
 774             }.bindAsEventListener(this));
 775
 776         $("user_pseudo-desc").hide();
 777         $("user_pseudo").observe('contentchange', function(evt) {
 778             var value = evt.target.value;
 779             PseudoChecker.reset();
 780             if (value && !(value.match(/^[a-zA-Z0-9_.]+$/))) {
 781                 $("user_pseudo-desc").show().setMessageStatus("warn");
 782             } else {
 783                 $("user_pseudo-desc").hide();
 784             }
 785         }).timedobserve(function() {
 786             PseudoChecker.check();
 787         });
 788
 789         $("user_password").observe('contentchange', function(evt) {
 790             if (evt.target.value.length < 6) {
 791                 $("user_password-desc").setMessageStatus("warn");
 792             } else {
 793                 $("user_password-desc").setMessageStatus("success");
 794             }
 795         }.bindAsEventListener(this));
 796
 797         $('account-create-anchor').insert({after: new Toggler('account-info').element});
 798     },
 799
 800     presubmit: function() {
 801         this.messenger.clearMessages();
 802         PseudoChecker.reset();
 803         if (!(this.checkNotEmpty("user_pseudo", SyjStrings.userEmptyWarn))) {
 804             return false;
 805         }
 806
 807         if (!($("user_pseudo").value.match(/^[a-zA-Z0-9_.]+$/))) {
 808             $("user_pseudo-desc").show().setMessageStatus("warn");
 809             $("user_pseudo").highlight('#F08080').activate();
 810             return false;
 811         }
 812
 813         if (PseudoChecker.exists[$("user_pseudo").value]) {
 814             PseudoChecker.availableMessage(false);
 815             $("user_pseudo").highlight('#F08080').activate();
 816             return false;
 817         }
 818
 819         if (!(this.checkNotEmpty("user_password", SyjStrings.passwordEmptyWarn))) {
 820             return false;
 821         }
 822
 823         if ($("user_password").value.length < 6) {
 824             $("user_password-desc").setMessageStatus("warn");
 825             $("user_password").highlight('#F08080').activate();
 826             return false;
 827         }
 828
 829         if ($("user_password").value !== $("user_password_confirm").value) {
 830             this.messenger.setMessage(SyjStrings.passwordNoMatchWarn, "warn");
 831             $("user_password").highlight('#F08080').activate();
 832             return false;
 833         }
 834
 835         if (!(this.checkNotEmpty("user_email", SyjStrings.emailEmptyWarn))) {
 836             return false;
 837         }
 838
 839         if (!$("user_accept").checked) {
 840             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 841             $("user_accept_container").highlight('#F08080');
 842             $("user_accept").activate();
 843             return false;
 844         }
 845
 846         this.reset();
 847         return true;
 848     },
 849
 850     success: function(transport) {
 851         if (!transport.responseJSON ||
 852             typeof transport.responseJSON.pseudo !== "string"
 853             ) {
 854             this.messenger.setMessage(SyjStrings.unknownError, "error");
 855             return;
 856         }
 857
 858         LoginMgr.login(transport.responseJSON.pseudo);
 859         SYJView.messenger.setMessage(SyjStrings.userSuccess, "success");
 860         this.modalbox.hide();
 861         if (SYJView.needsFormResubmit) {
 862             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 863             $("geom_submit").activate();
 864         }
 865     },
 866
 867     failure: function($super, transport) {
 868         var httpCode = 0, focusInput = null, message = "";
 869
 870         if (transport) {
 871             httpCode = transport.getStatus();
 872         }
 873
 874         focusInput = null;
 875         message = "";
 876
 877         switch (httpCode) {
 878             case 400:
 879                 if (transport.responseJSON) {
 880                     switch (transport.responseJSON.message) {
 881                         case "invalidemail":
 882                             message = SyjStrings.emailInvalidWarn;
 883                             focusInput = $("user_email");
 884                         break;
 885                         case "uniquepseudo":
 886                             PseudoChecker.availableMessage(false);
 887                             focusInput = $("user_pseudo");
 888                         break;
 889                         case "uniqueemail":
 890                             message = SyjStrings.uniqueEmailError;
 891                             focusInput = $("user_email");
 892                         break;
 893                     }
 894                 }
 895             break;
 896         }
 897
 898         if (focusInput) {
 899             if (message) {
 900                 this.messenger.setMessage(message, "error");
 901             }
 902             focusInput.highlight('#F08080').activate();
 903             return;
 904         }
 905
 906         $super(transport);
 907     }
 908 });
 909 var SYJUser = new SYJUserClass();
 910
 911 var SYJLoginClass = Class.create(SYJModalClass, {
 912     type: "login",
 913
 914     init: function($super) {
 915         $super();
 916     },
 917
 918     presubmit: function() {
 919         this.messenger.clearMessages();
 920         if (!(this.checkNotEmpty("login_user", SyjStrings.userEmptyWarn))) {
 921             return false;
 922         }
 923
 924         this.reset();
 925         return true;
 926     },
 927
 928     success: function(transport) {
 929         if (!transport.responseJSON ||
 930             typeof transport.responseJSON.iscreator !== "boolean" ||
 931             typeof transport.responseJSON.pseudo !== "string"
 932             ) {
 933             this.messenger.setMessage(SyjStrings.unknownError, "error");
 934             return;
 935         }
 936         LoginMgr.login(transport.responseJSON.pseudo, transport.responseJSON.iscreator);
 937
 938         SYJView.messenger.setMessage(SyjStrings.loginSuccess, "success");
 939         this.modalbox.hide();
 940         if (SYJView.needsFormResubmit) {
 941             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 942             $("geom_submit").activate();
 943         }
 944     },
 945
 946     failure: function($super, transport) {
 947         var httpCode = 0, focusInput = null, message = "";
 948
 949         if (transport) {
 950             httpCode = transport.getStatus();
 951         }
 952
 953         focusInput = null;
 954         message = "";
 955
 956         switch (httpCode) {
 957             case 403:
 958                 message = SyjStrings.loginFailure;
 959                 focusInput = $("login_user");
 960             break;
 961         }
 962
 963         if (message) {
 964             this.messenger.setMessage(message, "error");
 965             if (focusInput) {
 966                 focusInput.highlight('#F08080').activate();
 967             }
 968             return;
 969         }
 970
 971         $super(transport);
 972     }
 973 });
 974 var SYJLogin = new SYJLoginClass();
 975
 976 var SYJNewpwdClass = Class.create(SYJModalClass, {
 977     type: "newpwd",
 978
 979     presubmit: function() {
 980         if (!(this.checkNotEmpty("newpwd_email", SyjStrings.emailEmptyWarn))) {
 981             return false;
 982         }
 983         this.reset();
 984         return true;
 985     },
 986     success: function(transport) {
 987         SYJView.messenger.setMessage(SyjStrings.newpwdSuccess, "success");
 988         this.modalbox.hide();
 989     }
 990
 991 });
 992 var SYJNewpwd = new SYJNewpwdClass();
 993
 994 var LoginMgr = Object.extend(gLoggedInfo, {
 995     controlsdeck: null,
 996
 997     updateUI: function() {
 998         if (!this.controlsdeck) {
 999             this.controlsdeck = new Deck("login_controls");
1000         }
1001         if (this.logged) {
1002             this.controlsdeck.setIndex(1);
1003             $$(".logged-hide").invoke('hide');
1004             $$(".logged-show").invoke('show');
1005         } else {
1006             this.controlsdeck.setIndex(0);
1007             $$(".logged-hide").invoke('show');
1008             $$(".logged-show").invoke('hide');
1009         }
1010
1011         if ($("edit-btn")) {
1012             if (this.iscreator && SYJView.mode === 'view') {
1013                 $("edit-btn").show();
1014             } else {
1015                 $("edit-btn").hide();
1016             }
1017         }
1018     },
1019
1020     login: function(aPseudo, aIsCreator) {
1021         if (typeof aIsCreator === "boolean") {
1022             this.iscreator = aIsCreator;
1023         }
1024         this.logged = true;
1025         $$('.logged-pseudo').each(function(elt) {
1026             $A(elt.childNodes).filter(function(node) {
1027                 return (node.nodeType === 3 || node.tagName.toLowerCase() === 'br');
1028             }).each(function(node) {
1029                 node.nodeValue = node.nodeValue.replace('%s', aPseudo);
1030             });
1031         });
1032         this.updateUI();
1033     }
1034 });
1035
1036 var PseudoChecker = {
1037     req: null,
1038     exists: {},
1039     currentvalue: null,
1040     messageelt: null,
1041     throbber: null,
1042
1043     message: function(str, status, throbber) {
1044         var row;
1045         if (!this.messageelt) {
1046             row = new Element('tr');
1047             // we can't use row.update('<td></td><td><div></div></td>')
1048             // because gecko would mangle the <td>s
1049             row.insert(new Element('td'))
1050                .insert((new Element('td')).update(new Element('div')));
1051
1052             $("user_pseudo").up('tr').insert({after: row});
1053             this.messageelt = new Element('span');
1054             this.throbber = new Element("img", { src: "icons/throbber.gif"});
1055             row.down('div').insert(this.throbber).insert(this.messageelt);
1056         }
1057         if (throbber) {
1058             this.throbber.show();
1059         } else {
1060             this.throbber.hide();
1061         }
1062         this.messageelt.up().setStyle({visibility: ''});
1063         this.messageelt.className = status;
1064         this.messageelt.update(str);
1065     },
1066
1067     availableMessage: function(available) {
1068         var message = available ? SyjStrings.availablePseudo: SyjStrings.unavailablePseudo,
1069             status = available ? "success": "warn";
1070         this.message(message, status, false);
1071     },
1072
1073     reset: function() {
1074         if (this.req) {
1075             this.req.abort();
1076             this.req = this.currentvalue = null;
1077         }
1078         if (this.messageelt) {
1079             this.messageelt.up().setStyle({visibility: 'hidden'});
1080         }
1081     },
1082
1083     check: function() {
1084         var pseudo = $("user_pseudo").value;
1085
1086         this.reset();
1087
1088         if (!pseudo || !(pseudo.match(/^[a-zA-Z0-9_.]+$/))) {
1089             return;
1090         }
1091
1092         if (typeof this.exists[pseudo] === "boolean") {
1093             this.reset();
1094             this.availableMessage(!this.exists[pseudo]);
1095             return;
1096         }
1097
1098         this.message(SyjStrings.pseudoChecking, "", true);
1099
1100         this.currentvalue = pseudo;
1101         this.req = new Ajax.TimedRequest('userexists/' + encodeURIComponent(pseudo), 20, {
1102             onFailure: this.failure.bind(this),
1103             onSuccess: this.success.bind(this)
1104         });
1105     },
1106
1107     failure: function(transport) {
1108         var httpCode = 0, value = this.currentvalue;
1109
1110         if (transport) {
1111             httpCode = transport.getStatus();
1112         }
1113         this.reset();
1114         if (httpCode === 404) {
1115             this.exists[value] = false;
1116             this.availableMessage(true);
1117         }
1118
1119     },
1120
1121     success: function(transport) {
1122         var httpCode = transport.getStatus(), value = this.currentvalue;
1123         this.reset();
1124         this.exists[value] = true;
1125         this.availableMessage(false);
1126     }
1127 };
1128
1129 var Nominatim = (function() {
1130     var presubmit = function() {
1131         var input = $("nominatim-search");
1132         if (input.value.strip().empty()) {
1133             $("nominatim-message").setMessage(SyjStrings.notEmptyField, "warn");
1134             input.activate();
1135             return false;
1136         }
1137         $("nominatim-suggestions").hide();
1138         $("nominatim-message").hide();
1139         $("nominatim-throbber").show();
1140         return true;
1141     };
1142
1143     var zoomToExtent = function(bounds) { // we must call map.setCenter with forceZoomChange to true. See ol#2798
1144         var center = bounds.getCenterLonLat();
1145         if (this.baseLayer.wrapDateLine) {
1146             var maxExtent = this.getMaxExtent();
1147             bounds = bounds.clone();
1148             while (bounds.right < bounds.left) {
1149                 bounds.right += maxExtent.getWidth();
1150             }
1151             center = bounds.getCenterLonLat().wrapDateLine(maxExtent);
1152         }
1153         this.setCenter(center, this.getZoomForExtent(bounds), false, true);
1154     };
1155
1156     var success = function(transport) {
1157         $("nominatim-throbber").hide();
1158
1159         if (!transport.responseJSON || !transport.responseJSON.length) {
1160             $("nominatim-message").setMessage(SyjStrings.noResult, 'error');
1161             $("nominatim-search").activate();
1162             return;
1163         }
1164
1165         var place = transport.responseJSON[0],
1166             bbox = place.boundingbox;
1167
1168         if (!bbox || bbox.length !== 4) {
1169             $("nominatim-message").setMessage(SyjStrings.requestError, 'error');
1170             return;
1171         }
1172
1173         extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1174         zoomToExtent.call(SYJView.map, extent);
1175
1176         $("nominatim-suggestions-list").update();
1177
1178         var clickhandler = function(bbox) {
1179             return function(evt) {
1180                 evt.stop();
1181                 var extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1182                 $("nominatim-suggestions-list").select("li").invoke('removeClassName', 'current');
1183                 evt.target.up('li').addClassName('current');
1184                 SYJView.map.zoomToExtent(extent);
1185             };
1186         };
1187
1188         var i;
1189         for (i = 0; i < transport.responseJSON.length; i++) {
1190             var item = transport.responseJSON[i];
1191             if (item.display_name && item.boundingbox && item.boundingbox.length === 4) {
1192                 var li = new Element("li");
1193                 var anchor = new Element("a", {
1194                     href: "",
1195                     className: "nominatim-suggestions-link"
1196                 });
1197
1198                 anchor.observe('click', clickhandler(item.boundingbox));
1199                 Element.text(anchor, item.display_name);
1200
1201                 var icon = new Element("img", {
1202                     className: "nominatim-suggestions-icon",
1203                     src: item.icon || 'icons/world.png'
1204                 });
1205                 li.insert(icon).insert(anchor);
1206                 $("nominatim-suggestions-list").insert(li);
1207                 if ($("nominatim-suggestions-list").childNodes.length >= 6) {
1208                     break;
1209                 }
1210             }
1211         }
1212
1213         if ($("nominatim-suggestions-list").childNodes.length > 1) {
1214             var bottomOffset = $('data_controls').measure('height') + 3;
1215             $("nominatim-suggestions").setStyle({
1216                 bottom: (document.viewport.getHeight() - $('data_controls').cumulativeOffset().top + 3).toString() + 'px'
1217             }).show();
1218             $("nominatim-suggestions-list").select("li:first-child")[0].addClassName('current');
1219         } else {
1220             $("nominatim-suggestions").hide();
1221         }
1222
1223     };
1224
1225     var failure = function(transport) {
1226         $("nominatim-throbber").hide();
1227
1228         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
1229
1230         if (transport) {
1231             httpCode = transport.getStatus();
1232         }
1233
1234         switch (httpCode) {
1235             case 0:
1236                 message = SyjStrings.notReachedError;
1237             break;
1238             case 400:
1239             case 404:
1240                 message = SyjStrings.requestError;
1241             break;
1242             case 500:
1243                 message = SyjStrings.serverError;
1244             break;
1245         }
1246
1247         $("nominatim-message").setMessage(message, 'error');
1248     };
1249
1250     return {
1251         init: function() {
1252             if (!$("nominatim-form")) {
1253                return;
1254             }
1255             $("nominatim-controls").hide();
1256             $("nominatim-label").observe('click', function(evt) {
1257                 $("nominatim-controls").show();
1258                 $("nominatim-search").activate();
1259                 evt.stop();
1260             });
1261
1262             $("nominatim-form").ajaxize({
1263                 presubmit: presubmit,
1264                 onSuccess: success,
1265                 onFailure: failure
1266               });
1267             new CloseBtn($("nominatim-suggestions"));
1268
1269             $$("#nominatim-message, #nominatim-suggestions, #nominatim-throbber").invoke('hide');
1270         }
1271     };
1272 }());
1273
1274 document.observe("dom:loaded", function() {
1275     SYJLogin.init();
1276     SYJUser.init();
1277     SYJDataUi.viewmode();
1278     SYJView.init();
1279     SYJNewpwd.init();
1280     LoginMgr.updateUI();
1281     Nominatim.init();
1282 });
1283
1284 window.onbeforeunload = function() {
1285     if (SYJView.unsavedRoute) {
1286         return SyjStrings.unsavedConfirmExit;
1287     } else {
1288         return undefined;
1289     }
1290 };