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         $("geomform").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         $("geomform").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, extent, 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             extent = this.viewLayer.getDataExtent();
 345             // XXX: ie has not guessed height of map main div yet during map
 346             // initialisation. Now, it will read it correctly.
 347             this.map.updateSize();
 348         } else {
 349             extent = new OpenLayers.Bounds(gMaxExtent.minlon, gMaxExtent.minlat, gMaxExtent.maxlon, gMaxExtent.maxlat)
 350                                          .transform(WGS84, Mercator);
 351         }
 352         this.map.zoomToExtent(extent);
 353         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 354         SYJPathLength.update();
 355     },
 356
 357     observer: function(evt) {
 358         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 359             this.messenger.hide();
 360         }
 361     },
 362
 363     prepareForm: function(form) {
 364         if (!LoginMgr.logged && !$("geom_accept").checked) {
 365             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 366             $("geom_accept_container").highlight('#F08080');
 367             $("geom_accept").activate();
 368             return false;
 369         }
 370
 371         var line, realPoints, idx;
 372
 373         line = new OpenLayers.Geometry.LineString();
 374         realPoints = this.editControl.handler.realPoints;
 375         for (idx = 0; idx < realPoints.length; idx++) {
 376             line.addComponent(realPoints[idx].geometry.clone());
 377         }
 378         this.viewLayer.addFeatures(new OpenLayers.Feature.Vector(line));
 379
 380         this.viewMode();
 381
 382         $("geom_data").value = this.wkt.write(new OpenLayers.Feature.Vector(line));
 383         if (this.mode === "edit" && typeof gLoggedInfo.pathid !== "undefined") {
 384             $("geomform").setAttribute("action", "path/" + gLoggedInfo.pathid.toString() + '/update');
 385         } else {
 386             $("geomform").setAttribute("action", "path");
 387         }
 388         this.needsFormResubmit = false;
 389         SyjSaveUI.disable.bind(SyjSaveUI).defer();
 390         this.messenger.hide();
 391         return true;
 392     },
 393
 394     viewMode: function() {
 395         var handler = this.editControl.handler;
 396         OpenLayers.Handler.ModifiablePath.prototype.finalize.apply(handler, arguments);
 397         // we need to recreate them on next createFeature; otherwise
 398         // they'll reference destroyed features
 399         delete(handler.handlers.drag);
 400         delete(handler.handlers.feature);
 401         this.editControl.deactivate();
 402     },
 403
 404     editMode: function() {
 405         var components, point0, point, pixels, pixel, idx;
 406
 407         this.initEditControl();
 408
 409         this.editControl.activate();
 410         if (this.viewLayer.features.length) {
 411             components = this.viewLayer.features[0].geometry.components;
 412             point0 = components[0];
 413             if (point0) {
 414                 pixel = this.map.getPixelFromLonLat(new OpenLayers.LonLat(point0.x, point0.y));
 415                 this.editControl.handler.createFeature(pixel);
 416                 this.editControl.handler.lastUp = pixel;
 417                 pixels = [];
 418                 for (idx = 1; idx < components.length; idx++) {
 419                     point = components[idx];
 420                     pixels.push(this.map.getPixelFromLonLat(new OpenLayers.LonLat(point.x, point.y)));
 421                 }
 422                 this.editControl.handler.addPoints(pixels);
 423             }
 424             this.unsavedRoute = {
 425                 features: this.viewLayer.features.invoke('clone'),
 426                 title: $("geom_title").value
 427             };
 428         }
 429
 430         this.viewLayer.destroyFeatures();
 431
 432         SYJDataUi.editmode();
 433         if (this.editControl.handler.realPoints && this.editControl.handler.realPoints.length >= 2) {
 434             SyjSaveUI.disableSubmit();
 435         } else {
 436             SyjSaveUI.disable();
 437         }
 438     },
 439
 440     initEditControl: function() {
 441         var styles;
 442
 443         if (this.editControl) {
 444             return;
 445         }
 446
 447         this.editControl = new OpenLayers.Control.DrawFeature(new OpenLayers.Layer.Vector(), OpenLayers.Handler.SyjModifiablePath, {
 448             callbacks: {
 449                 modify: function(f, line) {
 450                     SYJPathLength.update();
 451                     if (!SYJView.unsavedRoute) {
 452                         SYJView.unsavedRoute = {};
 453                     }
 454                     if (this.handler.realPoints.length < 2) {
 455                         SyjSaveUI.disable();
 456                     } else {
 457                         SyjSaveUI.enable();
 458                     }
 459                 }
 460             },
 461
 462             handlerOptions: {
 463                 layerOptions: {
 464                     styleMap: styleMap.edit
 465                 }
 466             }
 467         });
 468         this.map.addControl(this.editControl);
 469         if (this.editControl.layer.renderer instanceof OpenLayers.Renderer.Canvas) {
 470             // using externalGraphic with canvas renderer is definitively too buggy
 471             styles = this.editControl.handler.layerOptions.styleMap.styles;
 472             styles.select = styles.select_for_canvas;
 473         }
 474         new CloseBtn($("geomform"), {
 475             style : {
 476                 marginRight: "-40px",
 477                 marginTop: "-20px"
 478             },
 479             callback: function(form) {
 480                 this.viewMode();
 481                 this.mode = 'view';
 482                 SYJDataUi.viewmode();
 483                 this.messenger.hide();
 484
 485                 if (this.unsavedRoute && typeof this.unsavedRoute.features !== "undefined") {
 486                     this.viewLayer.addFeatures(this.unsavedRoute.features);
 487                 }
 488                 if (this.unsavedRoute && typeof this.unsavedRoute.title !== "undefined") {
 489                     $("geom_title").value = this.unsavedRoute.title;
 490                 } else {
 491                     $("geom_title").value = "";
 492                 }
 493                 this.unsavedRoute = null;
 494             }.bind(this)
 495         });
 496     },
 497
 498     saveSuccess: function(transport) {
 499       this.unsavedRoute = null;
 500
 501       if (transport.responseJSON && (typeof transport.responseJSON.redirect === "string")) {
 502           location = transport.responseJSON.redirect;
 503           return;
 504       }
 505
 506       this.messenger.setMessage(SyjStrings.saveSuccess, "success");
 507       SYJDataUi.viewmode();
 508       document.title = $('geom_title').value;
 509     },
 510
 511     saveFailure: function(transport) {
 512         var httpCode = 0, message = "";
 513
 514         if (transport) {
 515             httpCode = transport.getStatus();
 516         }
 517         switch (httpCode) {
 518             case 0:
 519                 message = SyjStrings.notReachedError;
 520             break;
 521             case 400:
 522             case 404:
 523                 message = SyjStrings.requestError;
 524                 if (transport.responseJSON) {
 525                     switch (transport.responseJSON.message) {
 526                         case "uniquepath":
 527                             message = SyjStrings.uniquePathError;
 528                         break;
 529                         default:
 530                         break;
 531                     }
 532                 }
 533             break;
 534             case 403:
 535                 message = "";
 536                 SYJLogin.messenger.setMessage(SyjStrings.loginNeeded, "warn");
 537                 SYJLogin.modalbox.show();
 538                 this.needsFormResubmit = true;
 539             break;
 540             case 410:
 541                 message = SyjStrings.gonePathError;
 542             break;
 543             case 500:
 544                 message = SyjStrings.serverError;
 545                 this.needsFormResubmit = true;
 546             break;
 547             default:
 548                 message = SyjStrings.unknownError;
 549             break;
 550         }
 551
 552         this.editMode();
 553         // is some cases, we let the user resubmit, in some other cases, he
 554         // needs to modify the path before submitting again
 555         if (this.needsFormResubmit) {
 556             SyjSaveUI.enable();
 557         }
 558
 559         this.messenger.setMessage(message, "error");
 560     }
 561 };
 562
 563 var SYJModalClass = Class.create({
 564     type: "",
 565
 566     init: function() {
 567         this.area = $(this.type + '_area');
 568         this.messenger = $(this.type + "_message");
 569         this.modalbox = new SimpleBox(this.area, {
 570             closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 571         });
 572
 573         $(this.type + "_control_anchor").observe("click", function(evt) {
 574             this.modalbox.show();
 575             evt.stop();
 576         }.bindAsEventListener(this));
 577
 578         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 579         document.observe('simplebox:hidden', this.observer.bindAsEventListener(this));
 580
 581         $(this.type + "form").ajaxize({
 582             presubmit: this.presubmit.bind(this),
 583             onSuccess: this.success.bind(this),
 584             onFailure: this.failure.bind(this)
 585         });
 586     },
 587
 588     checkNotEmpty: function(input, message) {
 589         if ($(input).value.strip().empty()) {
 590             this.messenger.setMessage(message, "warn");
 591             $(input).highlight('#F08080').activate();
 592             return false;
 593         }
 594         return true;
 595     },
 596
 597     observer: function(evt) {
 598         var simplebox, input;
 599
 600         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 601             simplebox = evt.memo;
 602             if (simplebox === this.modalbox) {
 603                 input = this.area.select('input[type="text"]')[0];
 604                 (function () {
 605                     input.activate();
 606                 }).defer();
 607             } else {
 608                 this.modalbox.hide();
 609             }
 610
 611         } else if (evt.eventName === "simplebox:hidden" && evt.memo.element !== $("termsofusearea")) {
 612             simplebox = evt.memo;
 613             if (simplebox === this.modalbox) {
 614                 this.reset();
 615             }
 616         }
 617     },
 618
 619     failure: function(transport) {
 620         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
 621
 622         if (transport) {
 623             httpCode = transport.getStatus();
 624         }
 625
 626         switch (httpCode) {
 627             case 0:
 628                 message = SyjStrings.notReachedError;
 629             break;
 630             case 400:
 631             case 404:
 632             case 410:
 633                 message = SyjStrings.requestError;
 634             break;
 635             case 500:
 636                 message = SyjStrings.serverError;
 637             break;
 638         }
 639
 640         this.messenger.setMessage(message, "error");
 641         input = this.area.select('input[type="text"]')[0];
 642         input.highlight('#F08080').activate();
 643     },
 644
 645     reset: function() {
 646         this.messenger.hide();
 647         this.area.select('.message').invoke('setMessageStatus', null);
 648     }
 649 });
 650
 651 var SYJUserClass = Class.create(SYJModalClass, {
 652     type: "user",
 653     toubox: null,
 654
 655     init: function($super) {
 656         $super();
 657         $("termsofusearea").hide();
 658
 659         $$("#user_termsofuse_anchor, #geom_termsofuse_anchor").invoke('observe', "click", function(evt) {
 660             if (!this.toubox) {
 661                 this.toubox = new SimpleBox($("termsofusearea"), {
 662                     closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 663                 });
 664             }
 665             this.toubox.show();
 666             if (!$("termsofuseiframe").getAttribute("src")) {
 667                 $("termsofusearea").show();
 668                 $("termsofuseiframe").setAttribute("src", evt.target.href);
 669             }
 670             evt.stop();
 671         }.bindAsEventListener(this));
 672
 673         $$("#login_area_create > a").invoke('observe', 'click',
 674             function(evt) {
 675                 this.modalbox.show();
 676                 evt.stop();
 677             }.bindAsEventListener(this));
 678
 679         $("user_pseudo-desc").hide();
 680         $("user_pseudo").observe('contentchange', function(evt) {
 681             var value = evt.target.value;
 682             PseudoChecker.reset();
 683             if (value && !(value.match(/^[a-zA-Z0-9_.]+$/))) {
 684                 $("user_pseudo-desc").show().setMessageStatus("warn");
 685             } else {
 686                 $("user_pseudo-desc").hide();
 687             }
 688         }).timedobserve(function() {
 689             PseudoChecker.check();
 690         });
 691
 692         $("user_password").observe('contentchange', function(evt) {
 693             if (evt.target.value.length < 6) {
 694                 $("user_password-desc").setMessageStatus("warn");
 695             } else {
 696                 $("user_password-desc").setMessageStatus("success");
 697             }
 698         }.bindAsEventListener(this));
 699
 700         $('account-create-anchor').insert({after: new Toggler('account-info').element});
 701     },
 702
 703     presubmit: function() {
 704         this.messenger.hide();
 705         PseudoChecker.reset();
 706         if (!(this.checkNotEmpty("user_pseudo", SyjStrings.userEmptyWarn))) {
 707             return false;
 708         }
 709
 710         if (!($("user_pseudo").value.match(/^[a-zA-Z0-9_.]+$/))) {
 711             $("user_pseudo-desc").show().setMessageStatus("warn");
 712             $("user_pseudo").highlight('#F08080').activate();
 713             return false;
 714         }
 715
 716         if (PseudoChecker.exists[$("user_pseudo").value]) {
 717             PseudoChecker.availableMessage(false);
 718             $("user_pseudo").highlight('#F08080').activate();
 719             return false;
 720         }
 721
 722         if (!(this.checkNotEmpty("user_password", SyjStrings.passwordEmptyWarn))) {
 723             return false;
 724         }
 725
 726         if ($("user_password").value.length < 6) {
 727             $("user_password-desc").setMessageStatus("warn");
 728             $("user_password").highlight('#F08080').activate();
 729             return false;
 730         }
 731
 732         if ($("user_password").value !== $("user_password_confirm").value) {
 733             this.messenger.setMessage(SyjStrings.passwordNoMatchWarn, "warn");
 734             $("user_password").highlight('#F08080').activate();
 735             return false;
 736         }
 737
 738         if (!(this.checkNotEmpty("user_email", SyjStrings.emailEmptyWarn))) {
 739             return false;
 740         }
 741
 742         if (!$("user_accept").checked) {
 743             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 744             $("user_accept_container").highlight('#F08080');
 745             $("user_accept").activate();
 746             return false;
 747         }
 748
 749         this.reset();
 750         return true;
 751     },
 752
 753     success: function(transport) {
 754         LoginMgr.login();
 755         SYJView.messenger.setMessage(SyjStrings.userSuccess, "success");
 756         this.modalbox.hide();
 757         if (SYJView.needsFormResubmit) {
 758             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 759             $("geom_submit").activate();
 760         }
 761     },
 762
 763     failure: function($super, transport) {
 764         var httpCode = 0, focusInput = null, message = "";
 765
 766         if (transport) {
 767             httpCode = transport.getStatus();
 768         }
 769
 770         focusInput = null;
 771         message = "";
 772
 773         switch (httpCode) {
 774             case 400:
 775                 if (transport.responseJSON) {
 776                     switch (transport.responseJSON.message) {
 777                         case "invalidemail":
 778                             message = SyjStrings.emailInvalidWarn;
 779                             focusInput = $("user_email");
 780                         break;
 781                         case "uniquepseudo":
 782                             PseudoChecker.availableMessage(false);
 783                             focusInput = $("user_pseudo");
 784                         break;
 785                         case "uniqueemail":
 786                             message = SyjStrings.uniqueEmailError;
 787                             focusInput = $("user_email");
 788                         break;
 789                     }
 790                 }
 791             break;
 792         }
 793
 794         if (focusInput) {
 795             if (message) {
 796                 this.messenger.setMessage(message, "error");
 797             }
 798             focusInput.highlight('#F08080').activate();
 799             return;
 800         }
 801
 802         $super(transport);
 803     }
 804 });
 805 var SYJUser = new SYJUserClass();
 806
 807 var SYJLoginClass = Class.create(SYJModalClass, {
 808     type: "login",
 809
 810     init: function($super) {
 811         $super();
 812     },
 813
 814     presubmit: function() {
 815         this.messenger.hide();
 816         if (!(this.checkNotEmpty("login_user", SyjStrings.userEmptyWarn))) {
 817             return false;
 818         }
 819
 820         this.reset();
 821         return true;
 822     },
 823
 824     success: function(transport) {
 825         if (!transport.responseJSON ||
 826             typeof transport.responseJSON.iscreator !== "boolean" ||
 827             typeof transport.responseJSON.pseudo !== "string"
 828             ) {
 829             this.messenger.setMessage(SyjStrings.unknownError, "error");
 830             return;
 831         }
 832         LoginMgr.login(transport.responseJSON.iscreator);
 833         $$('.logged-pseudo').each(function(elt) {
 834             $A(elt.childNodes).filter(function(node) {
 835                 return (node.nodeType === 3 || node.tagName.toLowerCase() === 'br');
 836             }).each(function(node) {
 837                 node.nodeValue = node.nodeValue.replace('%s', transport.responseJSON.pseudo);
 838             });
 839         });
 840         SYJView.messenger.setMessage(SyjStrings.loginSuccess, "success");
 841         this.modalbox.hide();
 842         if (SYJView.needsFormResubmit) {
 843             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 844             $("geom_submit").activate();
 845         }
 846     },
 847
 848     failure: function($super, transport) {
 849         var httpCode = 0, focusInput = null, message = "";
 850
 851         if (transport) {
 852             httpCode = transport.getStatus();
 853         }
 854
 855         focusInput = null;
 856         message = "";
 857
 858         switch (httpCode) {
 859             case 403:
 860                 message = SyjStrings.loginFailure;
 861                 focusInput = $("login_user");
 862             break;
 863         }
 864
 865         if (message) {
 866             this.messenger.setMessage(message, "error");
 867             if (focusInput) {
 868                 focusInput.highlight('#F08080').activate();
 869             }
 870             return;
 871         }
 872
 873         $super(transport);
 874     }
 875 });
 876 var SYJLogin = new SYJLoginClass();
 877
 878 var SYJNewpwdClass = Class.create(SYJModalClass, {
 879     type: "newpwd",
 880
 881     presubmit: function() {
 882         if (!(this.checkNotEmpty("newpwd_email", SyjStrings.emailEmptyWarn))) {
 883             return false;
 884         }
 885         this.reset();
 886         return true;
 887     },
 888     success: function(transport) {
 889         SYJView.messenger.setMessage(SyjStrings.newpwdSuccess, "success");
 890         this.modalbox.hide();
 891     }
 892
 893 });
 894 var SYJNewpwd = new SYJNewpwdClass();
 895
 896 var LoginMgr = Object.extend(gLoggedInfo, {
 897     controlsdeck: null,
 898
 899     updateUI: function() {
 900         if (!this.controlsdeck) {
 901             this.controlsdeck = new Deck("login_controls");
 902         }
 903         if (this.logged) {
 904             this.controlsdeck.setIndex(1);
 905             $$(".logged-hide").invoke('hide');
 906             $$(".logged-show").invoke('show');
 907         } else {
 908             this.controlsdeck.setIndex(0);
 909             $$(".logged-hide").invoke('show');
 910             $$(".logged-show").invoke('hide');
 911         }
 912
 913         if ($("edit-btn")) {
 914             if (this.iscreator && SYJView.mode === 'view') {
 915                 $("edit-btn").show();
 916             } else {
 917                 $("edit-btn").hide();
 918             }
 919         }
 920     },
 921
 922     login: function(aIsCreator) {
 923         if (typeof aIsCreator === "boolean") {
 924             this.iscreator = aIsCreator;
 925         }
 926         this.logged = true;
 927         this.updateUI();
 928     }
 929 });
 930
 931 var PseudoChecker = {
 932     req: null,
 933     exists: {},
 934     currentvalue: null,
 935     messageelt: null,
 936     throbber: null,
 937
 938     message: function(str, status, throbber) {
 939         var row;
 940         if (!this.messageelt) {
 941             row = new Element('tr');
 942             // we can't use row.update('<td></td><td><div></div></td>')
 943             // because gecko would mangle the <td>s
 944             row.insert(new Element('td'))
 945                .insert((new Element('td')).update(new Element('div')));
 946
 947             $("user_pseudo").up('tr').insert({after: row});
 948             this.messageelt = new Element('span');
 949             this.throbber = new Element("img", { src: "icons/throbber.gif"});
 950             row.down('div').insert(this.throbber).insert(this.messageelt);
 951         }
 952         if (throbber) {
 953             this.throbber.show();
 954         } else {
 955             this.throbber.hide();
 956         }
 957         this.messageelt.up().setStyle({visibility: ''});
 958         this.messageelt.className = status;
 959         this.messageelt.update(str);
 960     },
 961
 962     availableMessage: function(available) {
 963         var message = available ? SyjStrings.availablePseudo: SyjStrings.unavailablePseudo,
 964             status = available ? "success": "warn";
 965         this.message(message, status, false);
 966     },
 967
 968     reset: function() {
 969         if (this.req) {
 970             this.req.abort();
 971             this.req = this.currentvalue = null;
 972         }
 973         if (this.messageelt) {
 974             this.messageelt.up().setStyle({visibility: 'hidden'});
 975         }
 976     },
 977
 978     check: function() {
 979         var pseudo = $("user_pseudo").value;
 980
 981         this.reset();
 982
 983         if (!pseudo || !(pseudo.match(/^[a-zA-Z0-9_.]+$/))) {
 984             return;
 985         }
 986
 987         if (typeof this.exists[pseudo] === "boolean") {
 988             this.reset();
 989             this.availableMessage(!this.exists[pseudo]);
 990             return;
 991         }
 992
 993         this.message(SyjStrings.pseudoChecking, "", true);
 994
 995         this.currentvalue = pseudo;
 996         this.req = new Ajax.TimedRequest('userexists/' + encodeURIComponent(pseudo), 20, {
 997             onFailure: this.failure.bind(this),
 998             onSuccess: this.success.bind(this)
 999         });
1000     },
1001
1002     failure: function(transport) {
1003         var httpCode = 0, value = this.currentvalue;
1004
1005         if (transport) {
1006             httpCode = transport.getStatus();
1007         }
1008         this.reset();
1009         if (httpCode === 404) {
1010             this.exists[value] = false;
1011             this.availableMessage(true);
1012         }
1013
1014     },
1015
1016     success: function(transport) {
1017         var httpCode = transport.getStatus(), value = this.currentvalue;
1018         this.reset();
1019         this.exists[value] = true;
1020         this.availableMessage(false);
1021     }
1022 };
1023
1024 var Nominatim = (function() {
1025     var presubmit = function() {
1026         var input = $("nominatim-search");
1027         if (input.value.strip().empty()) {
1028             $("nominatim-message").setMessage(SyjStrings.notEmptyField, "warn");
1029             input.activate();
1030             return false;
1031         }
1032         $("nominatim-suggestions").hide();
1033         $("nominatim-message").hide();
1034         $("nominatim-throbber").show();
1035         return true;
1036     };
1037
1038     var zoomToExtent = function(bounds) { // we must call map.setCenter with forceZoomChange to true. See ol#2798
1039         var center = bounds.getCenterLonLat();
1040         if (this.baseLayer.wrapDateLine) {
1041             var maxExtent = this.getMaxExtent();
1042             bounds = bounds.clone();
1043             while (bounds.right < bounds.left) {
1044                 bounds.right += maxExtent.getWidth();
1045             }
1046             center = bounds.getCenterLonLat().wrapDateLine(maxExtent);
1047         }
1048         this.setCenter(center, this.getZoomForExtent(bounds), false, true);
1049     }
1050
1051     var success = function(transport) {
1052         $("nominatim-throbber").hide();
1053
1054         if (!transport.responseJSON || !transport.responseJSON.length) {
1055             $("nominatim-message").setMessage(SyjStrings.noResult, 'error');
1056             $("nominatim-search").activate();
1057             return;
1058         }
1059
1060         var place = transport.responseJSON[0],
1061             bbox = place.boundingbox;
1062
1063         if (!bbox || bbox.length !== 4) {
1064             $("nominatim-message").setMessage(SyjStrings.requestError, 'error');
1065             return;
1066         }
1067
1068         extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1069         zoomToExtent.call(SYJView.map, extent);
1070
1071         $("nominatim-suggestions-list").update();
1072
1073         var clickhandler = function(bbox) {
1074             return function(evt) {
1075                 evt.stop();
1076                 var extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1077                 $("nominatim-suggestions-list").select("li").invoke('removeClassName', 'current');
1078                 evt.target.up('li').addClassName('current');
1079                 SYJView.map.zoomToExtent(extent);
1080             };
1081         };
1082
1083         for (var i = 0; i < transport.responseJSON.length; i++) {
1084             var item = transport.responseJSON[i];
1085             if (item.display_name && item.boundingbox && item.boundingbox.length === 4) {
1086                 var li = new Element("li");
1087                 var anchor = new Element("a", {
1088                     href: "",
1089                     className: "nominatim-suggestions-link"
1090                 });
1091
1092                 anchor.observe('click', clickhandler(item.boundingbox));
1093                 Element.text(anchor, item.display_name);
1094
1095                 var icon = new Element("img", {
1096                     className: "nominatim-suggestions-icon",
1097                     src: item.icon || 'icons/world.png'
1098                 });
1099                 li.insert(icon).insert(anchor);
1100                 $("nominatim-suggestions-list").insert(li);
1101                 if ($("nominatim-suggestions-list").childNodes.length >= 6) {
1102                     break;
1103                 }
1104             }
1105         }
1106
1107         if ($("nominatim-suggestions-list").childNodes.length > 1) {
1108             var bottomOffset = $('data_controls').measure('height') + 3;
1109             $("nominatim-suggestions").setStyle({
1110                 bottom: (document.viewport.getHeight() - $('data_controls').cumulativeOffset().top + 3).toString() + 'px'
1111             }).show();
1112             $("nominatim-suggestions-list").select("li:first-child")[0].addClassName('current');
1113         } else {
1114             $("nominatim-suggestions").hide();
1115         }
1116
1117     };
1118
1119     var failure = function(transport) {
1120         $("nominatim-throbber").hide();
1121
1122         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
1123
1124         if (transport) {
1125             httpCode = transport.getStatus();
1126         }
1127
1128         switch (httpCode) {
1129             case 0:
1130                 message = SyjStrings.notReachedError;
1131             break;
1132             case 400:
1133             case 404:
1134                 message = SyjStrings.requestError;
1135             break;
1136             case 500:
1137                 message = SyjStrings.serverError;
1138             break;
1139         }
1140
1141         $("nominatim-message").setMessage(message, 'error');
1142     };
1143
1144     return {
1145         init: function() {
1146             if (!$("nominatim-form")) {
1147                return;
1148             }
1149             $("nominatim-controls").hide();
1150             $("nominatim-label").observe('click', function(evt) {
1151                 $("nominatim-controls").show();
1152                 $("nominatim-search").activate();
1153                 evt.stop();
1154             });
1155
1156             $("nominatim-form").ajaxize({
1157                 presubmit: presubmit,
1158                 onSuccess: success,
1159                 onFailure: failure
1160               });
1161             new CloseBtn($("nominatim-suggestions"));
1162
1163             $$("#nominatim-message, #nominatim-suggestions, #nominatim-throbber").invoke('hide');
1164         }
1165     };
1166 }());
1167
1168 document.observe("dom:loaded", function() {
1169     SYJLogin.init();
1170     SYJUser.init();
1171     SYJDataUi.viewmode();
1172     SYJView.init();
1173     SYJNewpwd.init();
1174     LoginMgr.updateUI();
1175     Nominatim.init();
1176 });
1177
1178 window.onbeforeunload = function() {
1179     if (SYJView.unsavedRoute) {
1180         return SyjStrings.unsavedConfirmExit;
1181     } else {
1182         return undefined;
1183     }
1184 };