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       this.unsavedRoute = null;
 521
 522       if (transport.responseJSON && (typeof transport.responseJSON.redirect === "string")) {
 523           location = transport.responseJSON.redirect;
 524           return;
 525       }
 526
 527       this.messenger.setMessage(SyjStrings.saveSuccess, "success");
 528       SYJDataUi.viewmode();
 529       document.title = $('geom_title').value;
 530     },
 531
 532     saveFailure: function(transport) {
 533         var httpCode = 0, message = "";
 534
 535         if (transport) {
 536             httpCode = transport.getStatus();
 537         }
 538         switch (httpCode) {
 539             case 0:
 540                 message = SyjStrings.notReachedError;
 541             break;
 542             case 400:
 543             case 404:
 544                 message = SyjStrings.requestError;
 545                 if (transport.responseJSON) {
 546                     switch (transport.responseJSON.message) {
 547                         case "uniquepath":
 548                             message = SyjStrings.uniquePathError;
 549                         break;
 550                         default:
 551                         break;
 552                     }
 553                 }
 554             break;
 555             case 403:
 556                 message = "";
 557                 SYJLogin.messenger.setMessage(SyjStrings.loginNeeded, "warn");
 558                 SYJLogin.modalbox.show();
 559                 this.needsFormResubmit = true;
 560             break;
 561             case 410:
 562                 message = SyjStrings.gonePathError;
 563             break;
 564             case 500:
 565                 message = SyjStrings.serverError;
 566                 this.needsFormResubmit = true;
 567             break;
 568             default:
 569                 message = SyjStrings.unknownError;
 570             break;
 571         }
 572
 573         this.editMode();
 574         // is some cases, we let the user resubmit, in some other cases, he
 575         // needs to modify the path before submitting again
 576         if (this.needsFormResubmit) {
 577             SyjSaveUI.enable();
 578         }
 579
 580         this.messenger.setMessage(message, "error");
 581     }
 582 };
 583
 584 var SYJModalClass = Class.create({
 585     type: "",
 586
 587     init: function() {
 588         this.area = $(this.type + '_area');
 589         this.messenger = $(this.type + "_message");
 590         this.modalbox = new SimpleBox(this.area, {
 591             closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 592         });
 593
 594         $(this.type + "_control_anchor").observe("click", function(evt) {
 595             this.modalbox.show();
 596             evt.stop();
 597         }.bindAsEventListener(this));
 598
 599         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 600         document.observe('simplebox:hidden', this.observer.bindAsEventListener(this));
 601
 602         $(this.type + "form").ajaxize({
 603             presubmit: this.presubmit.bind(this),
 604             onSuccess: this.success.bind(this),
 605             onFailure: this.failure.bind(this)
 606         });
 607     },
 608
 609     checkNotEmpty: function(input, message) {
 610         if ($(input).value.strip().empty()) {
 611             this.messenger.setMessage(message, "warn");
 612             $(input).highlight('#F08080').activate();
 613             return false;
 614         }
 615         return true;
 616     },
 617
 618     observer: function(evt) {
 619         var simplebox, input;
 620
 621         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 622             simplebox = evt.memo;
 623             if (simplebox === this.modalbox) {
 624                 input = this.area.select('input[type="text"]')[0];
 625                 (function () {
 626                     input.activate();
 627                 }).defer();
 628             } else {
 629                 this.modalbox.hide();
 630             }
 631
 632         } else if (evt.eventName === "simplebox:hidden" && evt.memo.element !== $("termsofusearea")) {
 633             simplebox = evt.memo;
 634             if (simplebox === this.modalbox) {
 635                 this.reset();
 636             }
 637         }
 638     },
 639
 640     failure: function(transport) {
 641         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
 642
 643         if (transport) {
 644             httpCode = transport.getStatus();
 645         }
 646
 647         switch (httpCode) {
 648             case 0:
 649                 message = SyjStrings.notReachedError;
 650             break;
 651             case 400:
 652             case 404:
 653             case 410:
 654                 message = SyjStrings.requestError;
 655             break;
 656             case 500:
 657                 message = SyjStrings.serverError;
 658             break;
 659         }
 660
 661         this.messenger.setMessage(message, "error");
 662         input = this.area.select('input[type="text"]')[0];
 663         input.highlight('#F08080').activate();
 664     },
 665
 666     reset: function() {
 667         this.messenger.hide();
 668         this.area.select('.message').invoke('setMessageStatus', null);
 669     }
 670 });
 671
 672 var SYJUserClass = Class.create(SYJModalClass, {
 673     type: "user",
 674     toubox: null,
 675
 676     init: function($super) {
 677         $super();
 678         $("termsofusearea").hide();
 679
 680         $$("#user_termsofuse_anchor, #geom_termsofuse_anchor").invoke('observe', "click", function(evt) {
 681             if (!this.toubox) {
 682                 this.toubox = new SimpleBox($("termsofusearea"), {
 683                     closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 684                 });
 685             }
 686             this.toubox.show();
 687             if (!$("termsofuseiframe").getAttribute("src")) {
 688                 $("termsofusearea").show();
 689                 $("termsofuseiframe").setAttribute("src", evt.target.href);
 690             }
 691             evt.stop();
 692         }.bindAsEventListener(this));
 693
 694         $$("#login_area_create > a").invoke('observe', 'click',
 695             function(evt) {
 696                 this.modalbox.show();
 697                 evt.stop();
 698             }.bindAsEventListener(this));
 699
 700         $("user_pseudo-desc").hide();
 701         $("user_pseudo").observe('contentchange', function(evt) {
 702             var value = evt.target.value;
 703             PseudoChecker.reset();
 704             if (value && !(value.match(/^[a-zA-Z0-9_.]+$/))) {
 705                 $("user_pseudo-desc").show().setMessageStatus("warn");
 706             } else {
 707                 $("user_pseudo-desc").hide();
 708             }
 709         }).timedobserve(function() {
 710             PseudoChecker.check();
 711         });
 712
 713         $("user_password").observe('contentchange', function(evt) {
 714             if (evt.target.value.length < 6) {
 715                 $("user_password-desc").setMessageStatus("warn");
 716             } else {
 717                 $("user_password-desc").setMessageStatus("success");
 718             }
 719         }.bindAsEventListener(this));
 720
 721         $('account-create-anchor').insert({after: new Toggler('account-info').element});
 722     },
 723
 724     presubmit: function() {
 725         this.messenger.hide();
 726         PseudoChecker.reset();
 727         if (!(this.checkNotEmpty("user_pseudo", SyjStrings.userEmptyWarn))) {
 728             return false;
 729         }
 730
 731         if (!($("user_pseudo").value.match(/^[a-zA-Z0-9_.]+$/))) {
 732             $("user_pseudo-desc").show().setMessageStatus("warn");
 733             $("user_pseudo").highlight('#F08080').activate();
 734             return false;
 735         }
 736
 737         if (PseudoChecker.exists[$("user_pseudo").value]) {
 738             PseudoChecker.availableMessage(false);
 739             $("user_pseudo").highlight('#F08080').activate();
 740             return false;
 741         }
 742
 743         if (!(this.checkNotEmpty("user_password", SyjStrings.passwordEmptyWarn))) {
 744             return false;
 745         }
 746
 747         if ($("user_password").value.length < 6) {
 748             $("user_password-desc").setMessageStatus("warn");
 749             $("user_password").highlight('#F08080').activate();
 750             return false;
 751         }
 752
 753         if ($("user_password").value !== $("user_password_confirm").value) {
 754             this.messenger.setMessage(SyjStrings.passwordNoMatchWarn, "warn");
 755             $("user_password").highlight('#F08080').activate();
 756             return false;
 757         }
 758
 759         if (!(this.checkNotEmpty("user_email", SyjStrings.emailEmptyWarn))) {
 760             return false;
 761         }
 762
 763         if (!$("user_accept").checked) {
 764             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 765             $("user_accept_container").highlight('#F08080');
 766             $("user_accept").activate();
 767             return false;
 768         }
 769
 770         this.reset();
 771         return true;
 772     },
 773
 774     success: function(transport) {
 775         if (!transport.responseJSON ||
 776             typeof transport.responseJSON.pseudo !== "string"
 777             ) {
 778             this.messenger.setMessage(SyjStrings.unknownError, "error");
 779             return;
 780         }
 781
 782         LoginMgr.login(transport.responseJSON.pseudo);
 783         SYJView.messenger.setMessage(SyjStrings.userSuccess, "success");
 784         this.modalbox.hide();
 785         if (SYJView.needsFormResubmit) {
 786             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 787             $("geom_submit").activate();
 788         }
 789     },
 790
 791     failure: function($super, transport) {
 792         var httpCode = 0, focusInput = null, message = "";
 793
 794         if (transport) {
 795             httpCode = transport.getStatus();
 796         }
 797
 798         focusInput = null;
 799         message = "";
 800
 801         switch (httpCode) {
 802             case 400:
 803                 if (transport.responseJSON) {
 804                     switch (transport.responseJSON.message) {
 805                         case "invalidemail":
 806                             message = SyjStrings.emailInvalidWarn;
 807                             focusInput = $("user_email");
 808                         break;
 809                         case "uniquepseudo":
 810                             PseudoChecker.availableMessage(false);
 811                             focusInput = $("user_pseudo");
 812                         break;
 813                         case "uniqueemail":
 814                             message = SyjStrings.uniqueEmailError;
 815                             focusInput = $("user_email");
 816                         break;
 817                     }
 818                 }
 819             break;
 820         }
 821
 822         if (focusInput) {
 823             if (message) {
 824                 this.messenger.setMessage(message, "error");
 825             }
 826             focusInput.highlight('#F08080').activate();
 827             return;
 828         }
 829
 830         $super(transport);
 831     }
 832 });
 833 var SYJUser = new SYJUserClass();
 834
 835 var SYJLoginClass = Class.create(SYJModalClass, {
 836     type: "login",
 837
 838     init: function($super) {
 839         $super();
 840     },
 841
 842     presubmit: function() {
 843         this.messenger.hide();
 844         if (!(this.checkNotEmpty("login_user", SyjStrings.userEmptyWarn))) {
 845             return false;
 846         }
 847
 848         this.reset();
 849         return true;
 850     },
 851
 852     success: function(transport) {
 853         if (!transport.responseJSON ||
 854             typeof transport.responseJSON.iscreator !== "boolean" ||
 855             typeof transport.responseJSON.pseudo !== "string"
 856             ) {
 857             this.messenger.setMessage(SyjStrings.unknownError, "error");
 858             return;
 859         }
 860         LoginMgr.login(transport.responseJSON.pseudo, transport.responseJSON.iscreator);
 861
 862         SYJView.messenger.setMessage(SyjStrings.loginSuccess, "success");
 863         this.modalbox.hide();
 864         if (SYJView.needsFormResubmit) {
 865             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 866             $("geom_submit").activate();
 867         }
 868     },
 869
 870     failure: function($super, transport) {
 871         var httpCode = 0, focusInput = null, message = "";
 872
 873         if (transport) {
 874             httpCode = transport.getStatus();
 875         }
 876
 877         focusInput = null;
 878         message = "";
 879
 880         switch (httpCode) {
 881             case 403:
 882                 message = SyjStrings.loginFailure;
 883                 focusInput = $("login_user");
 884             break;
 885         }
 886
 887         if (message) {
 888             this.messenger.setMessage(message, "error");
 889             if (focusInput) {
 890                 focusInput.highlight('#F08080').activate();
 891             }
 892             return;
 893         }
 894
 895         $super(transport);
 896     }
 897 });
 898 var SYJLogin = new SYJLoginClass();
 899
 900 var SYJNewpwdClass = Class.create(SYJModalClass, {
 901     type: "newpwd",
 902
 903     presubmit: function() {
 904         if (!(this.checkNotEmpty("newpwd_email", SyjStrings.emailEmptyWarn))) {
 905             return false;
 906         }
 907         this.reset();
 908         return true;
 909     },
 910     success: function(transport) {
 911         SYJView.messenger.setMessage(SyjStrings.newpwdSuccess, "success");
 912         this.modalbox.hide();
 913     }
 914
 915 });
 916 var SYJNewpwd = new SYJNewpwdClass();
 917
 918 var LoginMgr = Object.extend(gLoggedInfo, {
 919     controlsdeck: null,
 920
 921     updateUI: function() {
 922         if (!this.controlsdeck) {
 923             this.controlsdeck = new Deck("login_controls");
 924         }
 925         if (this.logged) {
 926             this.controlsdeck.setIndex(1);
 927             $$(".logged-hide").invoke('hide');
 928             $$(".logged-show").invoke('show');
 929         } else {
 930             this.controlsdeck.setIndex(0);
 931             $$(".logged-hide").invoke('show');
 932             $$(".logged-show").invoke('hide');
 933         }
 934
 935         if ($("edit-btn")) {
 936             if (this.iscreator && SYJView.mode === 'view') {
 937                 $("edit-btn").show();
 938             } else {
 939                 $("edit-btn").hide();
 940             }
 941         }
 942     },
 943
 944     login: function(aPseudo, aIsCreator) {
 945         if (typeof aIsCreator === "boolean") {
 946             this.iscreator = aIsCreator;
 947         }
 948         this.logged = true;
 949         $$('.logged-pseudo').each(function(elt) {
 950             $A(elt.childNodes).filter(function(node) {
 951                 return (node.nodeType === 3 || node.tagName.toLowerCase() === 'br');
 952             }).each(function(node) {
 953                 node.nodeValue = node.nodeValue.replace('%s', aPseudo);
 954             });
 955         });
 956         this.updateUI();
 957     }
 958 });
 959
 960 var PseudoChecker = {
 961     req: null,
 962     exists: {},
 963     currentvalue: null,
 964     messageelt: null,
 965     throbber: null,
 966
 967     message: function(str, status, throbber) {
 968         var row;
 969         if (!this.messageelt) {
 970             row = new Element('tr');
 971             // we can't use row.update('<td></td><td><div></div></td>')
 972             // because gecko would mangle the <td>s
 973             row.insert(new Element('td'))
 974                .insert((new Element('td')).update(new Element('div')));
 975
 976             $("user_pseudo").up('tr').insert({after: row});
 977             this.messageelt = new Element('span');
 978             this.throbber = new Element("img", { src: "icons/throbber.gif"});
 979             row.down('div').insert(this.throbber).insert(this.messageelt);
 980         }
 981         if (throbber) {
 982             this.throbber.show();
 983         } else {
 984             this.throbber.hide();
 985         }
 986         this.messageelt.up().setStyle({visibility: ''});
 987         this.messageelt.className = status;
 988         this.messageelt.update(str);
 989     },
 990
 991     availableMessage: function(available) {
 992         var message = available ? SyjStrings.availablePseudo: SyjStrings.unavailablePseudo,
 993             status = available ? "success": "warn";
 994         this.message(message, status, false);
 995     },
 996
 997     reset: function() {
 998         if (this.req) {
 999             this.req.abort();
1000             this.req = this.currentvalue = null;
1001         }
1002         if (this.messageelt) {
1003             this.messageelt.up().setStyle({visibility: 'hidden'});
1004         }
1005     },
1006
1007     check: function() {
1008         var pseudo = $("user_pseudo").value;
1009
1010         this.reset();
1011
1012         if (!pseudo || !(pseudo.match(/^[a-zA-Z0-9_.]+$/))) {
1013             return;
1014         }
1015
1016         if (typeof this.exists[pseudo] === "boolean") {
1017             this.reset();
1018             this.availableMessage(!this.exists[pseudo]);
1019             return;
1020         }
1021
1022         this.message(SyjStrings.pseudoChecking, "", true);
1023
1024         this.currentvalue = pseudo;
1025         this.req = new Ajax.TimedRequest('userexists/' + encodeURIComponent(pseudo), 20, {
1026             onFailure: this.failure.bind(this),
1027             onSuccess: this.success.bind(this)
1028         });
1029     },
1030
1031     failure: function(transport) {
1032         var httpCode = 0, value = this.currentvalue;
1033
1034         if (transport) {
1035             httpCode = transport.getStatus();
1036         }
1037         this.reset();
1038         if (httpCode === 404) {
1039             this.exists[value] = false;
1040             this.availableMessage(true);
1041         }
1042
1043     },
1044
1045     success: function(transport) {
1046         var httpCode = transport.getStatus(), value = this.currentvalue;
1047         this.reset();
1048         this.exists[value] = true;
1049         this.availableMessage(false);
1050     }
1051 };
1052
1053 var Nominatim = (function() {
1054     var presubmit = function() {
1055         var input = $("nominatim-search");
1056         if (input.value.strip().empty()) {
1057             $("nominatim-message").setMessage(SyjStrings.notEmptyField, "warn");
1058             input.activate();
1059             return false;
1060         }
1061         $("nominatim-suggestions").hide();
1062         $("nominatim-message").hide();
1063         $("nominatim-throbber").show();
1064         return true;
1065     };
1066
1067     var zoomToExtent = function(bounds) { // we must call map.setCenter with forceZoomChange to true. See ol#2798
1068         var center = bounds.getCenterLonLat();
1069         if (this.baseLayer.wrapDateLine) {
1070             var maxExtent = this.getMaxExtent();
1071             bounds = bounds.clone();
1072             while (bounds.right < bounds.left) {
1073                 bounds.right += maxExtent.getWidth();
1074             }
1075             center = bounds.getCenterLonLat().wrapDateLine(maxExtent);
1076         }
1077         this.setCenter(center, this.getZoomForExtent(bounds), false, true);
1078     };
1079
1080     var success = function(transport) {
1081         $("nominatim-throbber").hide();
1082
1083         if (!transport.responseJSON || !transport.responseJSON.length) {
1084             $("nominatim-message").setMessage(SyjStrings.noResult, 'error');
1085             $("nominatim-search").activate();
1086             return;
1087         }
1088
1089         var place = transport.responseJSON[0],
1090             bbox = place.boundingbox;
1091
1092         if (!bbox || bbox.length !== 4) {
1093             $("nominatim-message").setMessage(SyjStrings.requestError, 'error');
1094             return;
1095         }
1096
1097         extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1098         zoomToExtent.call(SYJView.map, extent);
1099
1100         $("nominatim-suggestions-list").update();
1101
1102         var clickhandler = function(bbox) {
1103             return function(evt) {
1104                 evt.stop();
1105                 var extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1106                 $("nominatim-suggestions-list").select("li").invoke('removeClassName', 'current');
1107                 evt.target.up('li').addClassName('current');
1108                 SYJView.map.zoomToExtent(extent);
1109             };
1110         };
1111
1112         var i;
1113         for (i = 0; i < transport.responseJSON.length; i++) {
1114             var item = transport.responseJSON[i];
1115             if (item.display_name && item.boundingbox && item.boundingbox.length === 4) {
1116                 var li = new Element("li");
1117                 var anchor = new Element("a", {
1118                     href: "",
1119                     className: "nominatim-suggestions-link"
1120                 });
1121
1122                 anchor.observe('click', clickhandler(item.boundingbox));
1123                 Element.text(anchor, item.display_name);
1124
1125                 var icon = new Element("img", {
1126                     className: "nominatim-suggestions-icon",
1127                     src: item.icon || 'icons/world.png'
1128                 });
1129                 li.insert(icon).insert(anchor);
1130                 $("nominatim-suggestions-list").insert(li);
1131                 if ($("nominatim-suggestions-list").childNodes.length >= 6) {
1132                     break;
1133                 }
1134             }
1135         }
1136
1137         if ($("nominatim-suggestions-list").childNodes.length > 1) {
1138             var bottomOffset = $('data_controls').measure('height') + 3;
1139             $("nominatim-suggestions").setStyle({
1140                 bottom: (document.viewport.getHeight() - $('data_controls').cumulativeOffset().top + 3).toString() + 'px'
1141             }).show();
1142             $("nominatim-suggestions-list").select("li:first-child")[0].addClassName('current');
1143         } else {
1144             $("nominatim-suggestions").hide();
1145         }
1146
1147     };
1148
1149     var failure = function(transport) {
1150         $("nominatim-throbber").hide();
1151
1152         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
1153
1154         if (transport) {
1155             httpCode = transport.getStatus();
1156         }
1157
1158         switch (httpCode) {
1159             case 0:
1160                 message = SyjStrings.notReachedError;
1161             break;
1162             case 400:
1163             case 404:
1164                 message = SyjStrings.requestError;
1165             break;
1166             case 500:
1167                 message = SyjStrings.serverError;
1168             break;
1169         }
1170
1171         $("nominatim-message").setMessage(message, 'error');
1172     };
1173
1174     return {
1175         init: function() {
1176             if (!$("nominatim-form")) {
1177                return;
1178             }
1179             $("nominatim-controls").hide();
1180             $("nominatim-label").observe('click', function(evt) {
1181                 $("nominatim-controls").show();
1182                 $("nominatim-search").activate();
1183                 evt.stop();
1184             });
1185
1186             $("nominatim-form").ajaxize({
1187                 presubmit: presubmit,
1188                 onSuccess: success,
1189                 onFailure: failure
1190               });
1191             new CloseBtn($("nominatim-suggestions"));
1192
1193             $$("#nominatim-message, #nominatim-suggestions, #nominatim-throbber").invoke('hide');
1194         }
1195     };
1196 }());
1197
1198 document.observe("dom:loaded", function() {
1199     SYJLogin.init();
1200     SYJUser.init();
1201     SYJDataUi.viewmode();
1202     SYJView.init();
1203     SYJNewpwd.init();
1204     LoginMgr.updateUI();
1205     Nominatim.init();
1206 });
1207
1208 window.onbeforeunload = function() {
1209     if (SYJView.unsavedRoute) {
1210         return SyjStrings.unsavedConfirmExit;
1211     } else {
1212         return undefined;
1213     }
1214 };