public/js/syj.js

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