public/js/syj.js

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