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", null, { wrapDateLine: true , attribution: SyjStrings.osmAttribution });
 292
 293         layerOptions = {format:     OpenLayers.Format.WKT,
 294                         projection: WGS84,
 295                         styleMap:   styleMap.view,
 296                         attribution: SyjStrings.geomAttribution };
 297
 298         this.viewLayer = new OpenLayers.Layer.Vector("View Layer", layerOptions);
 299         this.map.addLayers([baseLayer, this.viewLayer]);
 300
 301         if ($("edit-btn")) {
 302             $("edit-btn").observe('click', function() {
 303                 $("geom_submit").value = SyjStrings.editAction;
 304                 this.messenger.hide();
 305                 this.editMode();
 306                 this.mode = 'edit';
 307             }.bind(this));
 308         }
 309
 310         if ($("create-btn")) {
 311             $("create-btn").observe('click', function() {
 312                 $("geom_submit").value = SyjStrings.createAction;
 313                 this.messenger.hide();
 314                 this.editMode();
 315                 this.mode = 'create';
 316             }.bind(this));
 317         }
 318
 319         if ($("clone-btn")) {
 320             $("clone-btn").observe('click', function() {
 321                 $("geom_submit").value = SyjStrings.cloneAction;
 322                 $("geom_title").value = "";
 323                 this.messenger.hide();
 324                 this.editMode();
 325                 this.mode = 'create';
 326             }.bind(this));
 327         }
 328
 329         $("geomform").ajaxize({
 330                 presubmit: this.prepareForm.bind(this),
 331                 onSuccess: this.saveSuccess.bind(this),
 332                 onFailure: this.saveFailure.bind(this)
 333                 });
 334         SyjSaveUI.init();
 335
 336         this.messenger = $('message');
 337         hidemessenger = this.messenger.empty();
 338         new CloseBtn(this.messenger, {
 339             style: {
 340                 margin: "-1em"
 341             }
 342         });
 343         if (hidemessenger) {
 344             this.messenger.hide();
 345         }
 346
 347         if (typeof gInitialGeom !== "undefined" && typeof gInitialGeom.data !== "undefined") {
 348             this.viewLayer.addFeatures([this.wkt.read(gInitialGeom.data)]);
 349             // XXX: ie has not guessed height of map main div yet during map
 350             // initialisation. Now, it will read it correctly.
 351             this.map.updateSize();
 352             this.map.zoomToExtent(this.viewLayer.getDataExtent());
 353         } else {
 354             this.initMaPos(gInitialPos);
 355         }
 356
 357         $("map-overlay").hide();
 358         $("geom_upload").observe('change', function(evt) {
 359             var file = null, reader = null, readerror = null;
 360             if (window.FileList && window.FileReader) {
 361                 file = evt.target.files[0];
 362                 reader = new FileReader();
 363                 readerror = function() {
 364                     this.messenger.setMessage(SyjStrings.uploadFileError, "warn");
 365                 }.bind(this);
 366                 reader.onload = function(evt) {
 367                     var data = null, results = null, engine = null, vector = null, i = 0, formats = ['KML', 'GPX', 'GeoJSON'];
 368
 369                     $("geom_upload_container").removeClassName("disabled");
 370                     $("geom_upload").disabled = false;
 371                     if (evt.error) {
 372                         readerror();
 373                         return;
 374                     }
 375                     data = evt.target.result;
 376
 377                     for (i = 0; i < formats.length; i++) {
 378                         engine = new OpenLayers.Format[formats[i]]({ internalProjection: Mercator, externalProjection: WGS84 });
 379                         try {
 380                             results = engine.read(data);
 381                         } catch(e) {
 382                         }
 383                         if (results && results.length) {
 384                             break;
 385                         }
 386                     }
 387                     if (!results || !results.length) {
 388                         readerror();
 389                         return;
 390                     }
 391
 392                     vector = results[0];
 393                     if (vector.geometry.CLASS_NAME !== "OpenLayers.Geometry.LineString") {
 394                         readerror();
 395                         return;
 396                     }
 397                     this.viewLayer.addFeatures([vector]);
 398                     this.map.zoomToExtent(this.viewLayer.getDataExtent());
 399
 400                     if ($("edit-btn")) {
 401                         $("edit-btn").click();
 402                     } else if ($("create-btn")) {
 403                         $("create-btn").click();
 404                     }
 405
 406                     if (this.editControl.handler.realPoints.length < 2) {
 407                         SyjSaveUI.disable();
 408                     } else {
 409                        SyjSaveUI.enable();
 410                     }
 411
 412                     if (vector.data && vector.data.name) {
 413                         $("geom_title").value = vector.data.name;
 414                     }
 415                 }.bind(this);
 416                 $("geom_upload_container").addClassName("disabled");
 417                 $("geom_upload").disabled = true;
 418                 reader.readAsText(file);
 419                 return;
 420             }
 421             $("map-overlay").show();
 422             SyjSaveUI.enable();
 423             this.editControl.deactivate();
 424         }.bind(this));
 425
 426         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 427         SYJPathLength.update();
 428     },
 429
 430     initMaPos: function (aPos) {
 431         var extent = null, center = null, zoom = 0;
 432
 433         if (aPos.hasOwnProperty('lon') && aPos.hasOwnProperty('lat') && aPos.hasOwnProperty('zoom')) {
 434             center = new OpenLayers.LonLat(parseFloat(aPos.lon), parseFloat(aPos.lat)).transform(WGS84, Mercator);
 435             zoom = parseInt(aPos.zoom, 10);
 436         } else if (aPos.hasOwnProperty('minlon') && aPos.hasOwnProperty('minlat')
 437                     && aPos.hasOwnProperty('maxlon') && aPos.hasOwnProperty('maxlat')) {
 438             extent = new OpenLayers.Bounds(aPos.minlon, aPos.minlat, aPos.maxlon, aPos.maxlat)
 439                                          .transform(WGS84, Mercator);
 440         } else {
 441             extent = new OpenLayers.Bounds(-160, -70, 160, 70).transform(WGS84, Mercator);
 442         }
 443
 444         if (extent) {
 445             this.map.zoomToExtent(extent);
 446         } else {
 447             this.map.setCenter(center, zoom);
 448         }
 449         this.resizeMap();
 450     },
 451
 452     resizeMap: function() {
 453         var map = $('map');
 454         map.style.width = map.offsetWidth.toString() + 'px';
 455         map.style.height = map.offsetHeight.toString() + 'px';
 456     },
 457
 458     observer: function(evt) {
 459         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 460             this.messenger.hide();
 461         }
 462     },
 463
 464     prepareForm: function(form) {
 465         if (!LoginMgr.logged && !$("geom_accept").checked) {
 466             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 467             $("geom_accept_container").highlight('#F08080');
 468             $("geom_accept").activate();
 469             return false;
 470         }
 471
 472         var line, realPoints, idx;
 473
 474         line = new OpenLayers.Geometry.LineString();
 475         realPoints = this.editControl.handler.realPoints;
 476         for (idx = 0; idx < realPoints.length; idx++) {
 477             line.addComponent(realPoints[idx].geometry.clone());
 478         }
 479         this.viewLayer.addFeatures(new OpenLayers.Feature.Vector(line));
 480
 481         this.viewMode();
 482
 483         if (line.components.length) {
 484             $("geom_data").value = this.wkt.write(new OpenLayers.Feature.Vector(line));
 485         } else {
 486             $("geom_data").value = "";
 487         }
 488
 489         if (this.mode === "edit" && typeof gLoggedInfo.pathid !== "undefined") {
 490             $("geomform").setAttribute("action", "path/" + gLoggedInfo.pathid.toString() + '/update');
 491         } else {
 492             $("geomform").setAttribute("action", "path");
 493         }
 494         this.needsFormResubmit = false;
 495         SyjSaveUI.disable.bind(SyjSaveUI).defer();
 496         this.messenger.hide();
 497         return true;
 498     },
 499
 500     viewMode: function() {
 501         var handler = this.editControl.handler;
 502         OpenLayers.Handler.ModifiablePath.prototype.finalize.apply(handler, arguments);
 503         // we need to recreate them on next createFeature; otherwise
 504         // they'll reference destroyed features
 505         delete(handler.handlers.drag);
 506         delete(handler.handlers.feature);
 507         this.editControl.deactivate();
 508     },
 509
 510     editMode: function() {
 511         var components, point0, point, pixels, pixel, idx;
 512
 513         this.initEditControl();
 514
 515         this.editControl.activate();
 516         if (this.viewLayer.features.length) {
 517             components = this.viewLayer.features[0].geometry.components;
 518             point0 = components[0];
 519             if (point0) {
 520                 pixel = this.map.getPixelFromLonLat(new OpenLayers.LonLat(point0.x, point0.y));
 521                 this.editControl.handler.createFeature(pixel);
 522                 this.editControl.handler.lastUp = pixel;
 523                 pixels = [];
 524                 for (idx = 1; idx < components.length; idx++) {
 525                     point = components[idx];
 526                     pixels.push(this.map.getPixelFromLonLat(new OpenLayers.LonLat(point.x, point.y)));
 527                 }
 528                 this.editControl.handler.addPoints(pixels);
 529             }
 530             this.unsavedRoute = {
 531                 features: this.viewLayer.features.invoke('clone'),
 532                 title: $("geom_title").value
 533             };
 534         }
 535
 536         this.viewLayer.destroyFeatures();
 537
 538         SYJDataUi.editmode();
 539         if (this.editControl.handler.realPoints && this.editControl.handler.realPoints.length >= 2) {
 540             SyjSaveUI.disableSubmit();
 541         } else {
 542             SyjSaveUI.disable();
 543         }
 544     },
 545
 546     initEditControl: function() {
 547         var styles;
 548
 549         if (this.editControl) {
 550             return;
 551         }
 552
 553         this.editControl = new OpenLayers.Control.DrawFeature(new OpenLayers.Layer.Vector(), OpenLayers.Handler.SyjModifiablePath, {
 554             callbacks: {
 555                 modify: function(f, line) {
 556                     SYJPathLength.update();
 557
 558                     var npoints = this.handler.realPoints.length;
 559                     if (npoints === 0) {
 560                         $("geom_upload_container").show();
 561                         SYJView.unsavedRoute = null;
 562                     } else {
 563                         if (!SYJView.unsavedRoute) {
 564                             SYJView.unsavedRoute = {};
 565                         }
 566                     }
 567
 568                     if (npoints < 2) {
 569                         SyjSaveUI.disable();
 570                     } else {
 571                         SyjSaveUI.enable();
 572                     }
 573                 },
 574                 create: function(f, line) {
 575                     this.messenger.hide();
 576                     $("geom_upload_container").hide();
 577                 }.bind(this)
 578             },
 579
 580             handlerOptions: {
 581                 layerOptions: {
 582                     styleMap: styleMap.edit
 583                 }
 584             }
 585         });
 586         this.map.addControl(this.editControl);
 587         if (this.editControl.layer.renderer instanceof OpenLayers.Renderer.Canvas) {
 588             // using externalGraphic with canvas renderer is definitively too buggy
 589             styles = this.editControl.handler.layerOptions.styleMap.styles;
 590             styles.select = styles.select_for_canvas;
 591         }
 592     },
 593
 594     saveSuccess: function(transport) {
 595       // server sends and empty response on success. If we get a response, that
 596       // probably means an error or warning has been printed by server.
 597       if (!transport.responseJSON && transport.responseText.length) {
 598           this.saveFailure(null, 500);
 599           return;
 600       }
 601
 602       this.unsavedRoute = null;
 603       if (transport.responseJSON && (typeof transport.responseJSON.redirect === "string")) {
 604           location = transport.responseJSON.redirect;
 605           return;
 606       }
 607
 608       this.messenger.setMessage(SyjStrings.saveSuccess, "success");
 609       SYJDataUi.viewmode();
 610       document.title = $('geom_title').value;
 611     },
 612
 613     saveFailure: function(transport, httpCode) {
 614         var message = "";
 615         if (typeof httpCode === "undefined") {
 616             httpCode = transport? transport.getStatus(): 0;
 617         }
 618
 619         switch (httpCode) {
 620             case 0:
 621                 message = SyjStrings.notReachedError;
 622             break;
 623             case 400:
 624             case 404:
 625                 message = SyjStrings.requestError;
 626             break;
 627             case 403:
 628                 message = "";
 629                 SYJLogin.messenger.setMessage(SyjStrings.loginNeeded, "warn");
 630                 SYJLogin.modalbox.show();
 631                 this.needsFormResubmit = true;
 632             break;
 633             case 410:
 634                 message = SyjStrings.gonePathError;
 635             break;
 636             case 500:
 637                 message = SyjStrings.serverError;
 638                 this.needsFormResubmit = true;
 639             break;
 640             default:
 641                 message = SyjStrings.unknownError;
 642             break;
 643         }
 644
 645         this.editMode();
 646         // is some cases, we let the user resubmit, in some other cases, he
 647         // needs to modify the path before submitting again
 648         if (this.needsFormResubmit) {
 649             SyjSaveUI.enable();
 650         }
 651
 652         this.messenger.setMessage(message, "error");
 653     }
 654 };
 655
 656 var SYJModalClass = Class.create({
 657     type: "",
 658
 659     init: function() {
 660         this.area = $(this.type + '_area');
 661         this.messenger = $(this.type + "_message");
 662         this.modalbox = new SimpleBox(this.area, {
 663             closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 664         });
 665
 666         var anchor = $(this.type + '_control_anchor');
 667         var parent = anchor.up('.menu-item');
 668         if (parent) {
 669             anchor = parent;
 670         }
 671         anchor.observe("click", function(evt) {
 672             this.modalbox.show();
 673             evt.stop();
 674         }.bindAsEventListener(this));
 675
 676         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 677         document.observe('simplebox:hidden', this.observer.bindAsEventListener(this));
 678
 679         $(this.type + "form").ajaxize({
 680             presubmit: this.presubmit.bind(this),
 681             onSuccess: this.success.bind(this),
 682             onFailure: this.failure.bind(this)
 683         });
 684     },
 685
 686     checkNotEmpty: function(input, message) {
 687         if ($(input).value.strip().empty()) {
 688             this.messenger.setMessage(message, "warn");
 689             $(input).highlight('#F08080').activate();
 690             return false;
 691         }
 692         return true;
 693     },
 694
 695     observer: function(evt) {
 696         var simplebox, input;
 697
 698         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 699             simplebox = evt.memo;
 700             if (simplebox === this.modalbox) {
 701                 input = this.area.select('input[type="text"]')[0];
 702                 (function () {
 703                     input.activate();
 704                 }.defer());
 705             } else {
 706                 this.modalbox.hide();
 707             }
 708
 709         } else if (evt.eventName === "simplebox:hidden" && evt.memo.element !== $("termsofusearea")) {
 710             simplebox = evt.memo;
 711             if (simplebox === this.modalbox) {
 712                 this.reset();
 713             }
 714         }
 715     },
 716
 717     failure: function(transport) {
 718         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
 719
 720         if (transport) {
 721             httpCode = transport.getStatus();
 722         }
 723
 724         switch (httpCode) {
 725             case 0:
 726                 message = SyjStrings.notReachedError;
 727             break;
 728             case 400:
 729             case 404:
 730             case 410:
 731                 message = SyjStrings.requestError;
 732             break;
 733             case 500:
 734                 message = SyjStrings.serverError;
 735             break;
 736         }
 737
 738         this.messenger.setMessage(message, "error");
 739         input = this.area.select('input[type="text"]')[0];
 740         input.highlight('#F08080').activate();
 741     },
 742
 743     reset: function() {
 744         this.messenger.hide();
 745         this.area.select('.message').invoke('setMessageStatus', null);
 746     }
 747 });
 748
 749 var SYJUserClass = Class.create(SYJModalClass, {
 750     type: "user",
 751     toubox: null,
 752
 753     init: function($super) {
 754         $super();
 755         $("termsofusearea").hide();
 756
 757         $$("#user_termsofuse_anchor, #geom_termsofuse_anchor").invoke('observe', "click", function(evt) {
 758             if (!this.toubox) {
 759                 this.toubox = new SimpleBox($("termsofusearea"), {
 760                     closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 761                 });
 762             }
 763             this.toubox.show();
 764             if (!$("termsofuseiframe").getAttribute("src")) {
 765                 $("termsofusearea").show();
 766                 $("termsofuseiframe").setAttribute("src", evt.target.href);
 767             }
 768             evt.stop();
 769         }.bindAsEventListener(this));
 770
 771         $$("#login_area_create > a").invoke('observe', 'click',
 772             function(evt) {
 773                 this.modalbox.show();
 774                 evt.stop();
 775             }.bindAsEventListener(this));
 776
 777         $("user_pseudo-desc").hide();
 778         $("user_pseudo").observe('contentchange', function(evt) {
 779             var value = evt.target.value;
 780             PseudoChecker.reset();
 781             if (value && !(value.match(/^[a-zA-Z0-9_.]+$/))) {
 782                 $("user_pseudo-desc").show().setMessageStatus("warn");
 783             } else {
 784                 $("user_pseudo-desc").hide();
 785             }
 786         }).timedobserve(function() {
 787             PseudoChecker.check();
 788         });
 789
 790         $("user_password").observe('contentchange', function(evt) {
 791             if (evt.target.value.length < 6) {
 792                 $("user_password-desc").setMessageStatus("warn");
 793             } else {
 794                 $("user_password-desc").setMessageStatus("success");
 795             }
 796         }.bindAsEventListener(this));
 797
 798         $('account-create-anchor').insert({after: new Toggler('account-info').element});
 799     },
 800
 801     presubmit: function() {
 802         this.messenger.hide();
 803         PseudoChecker.reset();
 804         if (!(this.checkNotEmpty("user_pseudo", SyjStrings.userEmptyWarn))) {
 805             return false;
 806         }
 807
 808         if (!($("user_pseudo").value.match(/^[a-zA-Z0-9_.]+$/))) {
 809             $("user_pseudo-desc").show().setMessageStatus("warn");
 810             $("user_pseudo").highlight('#F08080').activate();
 811             return false;
 812         }
 813
 814         if (PseudoChecker.exists[$("user_pseudo").value]) {
 815             PseudoChecker.availableMessage(false);
 816             $("user_pseudo").highlight('#F08080').activate();
 817             return false;
 818         }
 819
 820         if (!(this.checkNotEmpty("user_password", SyjStrings.passwordEmptyWarn))) {
 821             return false;
 822         }
 823
 824         if ($("user_password").value.length < 6) {
 825             $("user_password-desc").setMessageStatus("warn");
 826             $("user_password").highlight('#F08080').activate();
 827             return false;
 828         }
 829
 830         if ($("user_password").value !== $("user_password_confirm").value) {
 831             this.messenger.setMessage(SyjStrings.passwordNoMatchWarn, "warn");
 832             $("user_password").highlight('#F08080').activate();
 833             return false;
 834         }
 835
 836         if (!(this.checkNotEmpty("user_email", SyjStrings.emailEmptyWarn))) {
 837             return false;
 838         }
 839
 840         if (!$("user_accept").checked) {
 841             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 842             $("user_accept_container").highlight('#F08080');
 843             $("user_accept").activate();
 844             return false;
 845         }
 846
 847         this.reset();
 848         return true;
 849     },
 850
 851     success: function(transport) {
 852         if (!transport.responseJSON ||
 853             typeof transport.responseJSON.pseudo !== "string"
 854             ) {
 855             this.messenger.setMessage(SyjStrings.unknownError, "error");
 856             return;
 857         }
 858
 859         LoginMgr.login(transport.responseJSON.pseudo);
 860         SYJView.messenger.setMessage(SyjStrings.userSuccess, "success");
 861         this.modalbox.hide();
 862         if (SYJView.needsFormResubmit) {
 863             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 864             $("geom_submit").activate();
 865         }
 866     },
 867
 868     failure: function($super, transport) {
 869         var httpCode = 0, focusInput = null, message = "";
 870
 871         if (transport) {
 872             httpCode = transport.getStatus();
 873         }
 874
 875         focusInput = null;
 876         message = "";
 877
 878         switch (httpCode) {
 879             case 400:
 880                 if (transport.responseJSON) {
 881                     switch (transport.responseJSON.message) {
 882                         case "invalidemail":
 883                             message = SyjStrings.emailInvalidWarn;
 884                             focusInput = $("user_email");
 885                         break;
 886                         case "uniquepseudo":
 887                             PseudoChecker.availableMessage(false);
 888                             focusInput = $("user_pseudo");
 889                         break;
 890                         case "uniqueemail":
 891                             message = SyjStrings.uniqueEmailError;
 892                             focusInput = $("user_email");
 893                         break;
 894                     }
 895                 }
 896             break;
 897         }
 898
 899         if (focusInput) {
 900             if (message) {
 901                 this.messenger.setMessage(message, "error");
 902             }
 903             focusInput.highlight('#F08080').activate();
 904             return;
 905         }
 906
 907         $super(transport);
 908     }
 909 });
 910 var SYJUser = new SYJUserClass();
 911
 912 var SYJLoginClass = Class.create(SYJModalClass, {
 913     type: "login",
 914
 915     init: function($super) {
 916         $super();
 917     },
 918
 919     presubmit: function() {
 920         this.messenger.hide();
 921         if (!(this.checkNotEmpty("login_user", SyjStrings.userEmptyWarn))) {
 922             return false;
 923         }
 924
 925         this.reset();
 926         return true;
 927     },
 928
 929     success: function(transport) {
 930         if (!transport.responseJSON ||
 931             typeof transport.responseJSON.iscreator !== "boolean" ||
 932             typeof transport.responseJSON.pseudo !== "string"
 933             ) {
 934             this.messenger.setMessage(SyjStrings.unknownError, "error");
 935             return;
 936         }
 937         LoginMgr.login(transport.responseJSON.pseudo, transport.responseJSON.iscreator);
 938
 939         SYJView.messenger.setMessage(SyjStrings.loginSuccess, "success");
 940         this.modalbox.hide();
 941         if (SYJView.needsFormResubmit) {
 942             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 943             $("geom_submit").activate();
 944         }
 945     },
 946
 947     failure: function($super, transport) {
 948         var httpCode = 0, focusInput = null, message = "";
 949
 950         if (transport) {
 951             httpCode = transport.getStatus();
 952         }
 953
 954         focusInput = null;
 955         message = "";
 956
 957         switch (httpCode) {
 958             case 403:
 959                 message = SyjStrings.loginFailure;
 960                 focusInput = $("login_user");
 961             break;
 962         }
 963
 964         if (message) {
 965             this.messenger.setMessage(message, "error");
 966             if (focusInput) {
 967                 focusInput.highlight('#F08080').activate();
 968             }
 969             return;
 970         }
 971
 972         $super(transport);
 973     }
 974 });
 975 var SYJLogin = new SYJLoginClass();
 976
 977 var SYJNewpwdClass = Class.create(SYJModalClass, {
 978     type: "newpwd",
 979
 980     presubmit: function() {
 981         if (!(this.checkNotEmpty("newpwd_email", SyjStrings.emailEmptyWarn))) {
 982             return false;
 983         }
 984         this.reset();
 985         return true;
 986     },
 987     success: function(transport) {
 988         SYJView.messenger.setMessage(SyjStrings.newpwdSuccess, "success");
 989         this.modalbox.hide();
 990     }
 991
 992 });
 993 var SYJNewpwd = new SYJNewpwdClass();
 994
 995 var LoginMgr = Object.extend(gLoggedInfo, {
 996     controlsdeck: null,
 997
 998     updateUI: function() {
 999         if (!this.controlsdeck) {
1000             this.controlsdeck = new Deck("login_controls");
1001         }
1002         if (this.logged) {
1003             this.controlsdeck.setIndex(1);
1004             $$(".logged-hide").invoke('hide');
1005             $$(".logged-show").invoke('show');
1006         } else {
1007             this.controlsdeck.setIndex(0);
1008             $$(".logged-hide").invoke('show');
1009             $$(".logged-show").invoke('hide');
1010         }
1011
1012         if ($("edit-btn")) {
1013             if (this.iscreator && SYJView.mode === 'view') {
1014                 $("edit-btn").show();
1015             } else {
1016                 $("edit-btn").hide();
1017             }
1018         }
1019     },
1020
1021     login: function(aPseudo, aIsCreator) {
1022         if (typeof aIsCreator === "boolean") {
1023             this.iscreator = aIsCreator;
1024         }
1025         this.logged = true;
1026         $$('.logged-pseudo').each(function(elt) {
1027             $A(elt.childNodes).filter(function(node) {
1028                 return (node.nodeType === 3 || node.tagName.toLowerCase() === 'br');
1029             }).each(function(node) {
1030                 node.nodeValue = node.nodeValue.replace('%s', aPseudo);
1031             });
1032         });
1033         this.updateUI();
1034     }
1035 });
1036
1037 var PseudoChecker = {
1038     req: null,
1039     exists: {},
1040     currentvalue: null,
1041     messageelt: null,
1042     throbber: null,
1043
1044     message: function(str, status, throbber) {
1045         var row;
1046         if (!this.messageelt) {
1047             row = new Element('tr');
1048             // we can't use row.update('<td></td><td><div></div></td>')
1049             // because gecko would mangle the <td>s
1050             row.insert(new Element('td'))
1051                .insert((new Element('td')).update(new Element('div')));
1052
1053             $("user_pseudo").up('tr').insert({after: row});
1054             this.messageelt = new Element('span');
1055             this.throbber = new Element("img", { src: "icons/throbber.gif"});
1056             row.down('div').insert(this.throbber).insert(this.messageelt);
1057         }
1058         if (throbber) {
1059             this.throbber.show();
1060         } else {
1061             this.throbber.hide();
1062         }
1063         this.messageelt.up().setStyle({visibility: ''});
1064         this.messageelt.className = status;
1065         this.messageelt.update(str);
1066     },
1067
1068     availableMessage: function(available) {
1069         var message = available ? SyjStrings.availablePseudo: SyjStrings.unavailablePseudo,
1070             status = available ? "success": "warn";
1071         this.message(message, status, false);
1072     },
1073
1074     reset: function() {
1075         if (this.req) {
1076             this.req.abort();
1077             this.req = this.currentvalue = null;
1078         }
1079         if (this.messageelt) {
1080             this.messageelt.up().setStyle({visibility: 'hidden'});
1081         }
1082     },
1083
1084     check: function() {
1085         var pseudo = $("user_pseudo").value;
1086
1087         this.reset();
1088
1089         if (!pseudo || !(pseudo.match(/^[a-zA-Z0-9_.]+$/))) {
1090             return;
1091         }
1092
1093         if (typeof this.exists[pseudo] === "boolean") {
1094             this.reset();
1095             this.availableMessage(!this.exists[pseudo]);
1096             return;
1097         }
1098
1099         this.message(SyjStrings.pseudoChecking, "", true);
1100
1101         this.currentvalue = pseudo;
1102         this.req = new Ajax.TimedRequest('userexists/' + encodeURIComponent(pseudo), 20, {
1103             onFailure: this.failure.bind(this),
1104             onSuccess: this.success.bind(this)
1105         });
1106     },
1107
1108     failure: function(transport) {
1109         var httpCode = 0, value = this.currentvalue;
1110
1111         if (transport) {
1112             httpCode = transport.getStatus();
1113         }
1114         this.reset();
1115         if (httpCode === 404) {
1116             this.exists[value] = false;
1117             this.availableMessage(true);
1118         }
1119
1120     },
1121
1122     success: function(transport) {
1123         var httpCode = transport.getStatus(), value = this.currentvalue;
1124         this.reset();
1125         this.exists[value] = true;
1126         this.availableMessage(false);
1127     }
1128 };
1129
1130 var Nominatim = (function() {
1131     var presubmit = function() {
1132         var input = $("nominatim-search");
1133         if (input.value.strip().empty()) {
1134             $("nominatim-message").setMessage(SyjStrings.notEmptyField, "warn");
1135             input.activate();
1136             return false;
1137         }
1138         $("nominatim-suggestions").hide();
1139         $("nominatim-message").hide();
1140         $("nominatim-throbber").show();
1141         return true;
1142     };
1143
1144     var zoomToExtent = function(bounds) { // we must call map.setCenter with forceZoomChange to true. See ol#2798
1145         var center = bounds.getCenterLonLat();
1146         if (this.baseLayer.wrapDateLine) {
1147             var maxExtent = this.getMaxExtent();
1148             bounds = bounds.clone();
1149             while (bounds.right < bounds.left) {
1150                 bounds.right += maxExtent.getWidth();
1151             }
1152             center = bounds.getCenterLonLat().wrapDateLine(maxExtent);
1153         }
1154         this.setCenter(center, this.getZoomForExtent(bounds), false, true);
1155     };
1156
1157     var success = function(transport) {
1158         $("nominatim-throbber").hide();
1159
1160         if (!transport.responseJSON || !transport.responseJSON.length) {
1161             $("nominatim-message").setMessage(SyjStrings.noResult, 'error');
1162             $("nominatim-search").activate();
1163             return;
1164         }
1165
1166         var place = transport.responseJSON[0],
1167             bbox = place.boundingbox;
1168
1169         if (!bbox || bbox.length !== 4) {
1170             $("nominatim-message").setMessage(SyjStrings.requestError, 'error');
1171             return;
1172         }
1173
1174         extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1175         zoomToExtent.call(SYJView.map, extent);
1176
1177         $("nominatim-suggestions-list").update();
1178
1179         var clickhandler = function(bbox) {
1180             return function(evt) {
1181                 evt.stop();
1182                 var extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1183                 $("nominatim-suggestions-list").select("li").invoke('removeClassName', 'current');
1184                 evt.target.up('li').addClassName('current');
1185                 SYJView.map.zoomToExtent(extent);
1186             };
1187         };
1188
1189         var i;
1190         for (i = 0; i < transport.responseJSON.length; i++) {
1191             var item = transport.responseJSON[i];
1192             if (item.display_name && item.boundingbox && item.boundingbox.length === 4) {
1193                 var li = new Element("li");
1194                 var anchor = new Element("a", {
1195                     href: "",
1196                     className: "nominatim-suggestions-link"
1197                 });
1198
1199                 anchor.observe('click', clickhandler(item.boundingbox));
1200                 Element.text(anchor, item.display_name);
1201
1202                 var icon = new Element("img", {
1203                     className: "nominatim-suggestions-icon",
1204                     src: item.icon || 'icons/world.png'
1205                 });
1206                 li.insert(icon).insert(anchor);
1207                 $("nominatim-suggestions-list").insert(li);
1208                 if ($("nominatim-suggestions-list").childNodes.length >= 6) {
1209                     break;
1210                 }
1211             }
1212         }
1213
1214         if ($("nominatim-suggestions-list").childNodes.length > 1) {
1215             var bottomOffset = $('data_controls').measure('height') + 3;
1216             $("nominatim-suggestions").setStyle({
1217                 bottom: (document.viewport.getHeight() - $('data_controls').cumulativeOffset().top + 3).toString() + 'px'
1218             }).show();
1219             $("nominatim-suggestions-list").select("li:first-child")[0].addClassName('current');
1220         } else {
1221             $("nominatim-suggestions").hide();
1222         }
1223
1224     };
1225
1226     var failure = function(transport) {
1227         $("nominatim-throbber").hide();
1228
1229         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
1230
1231         if (transport) {
1232             httpCode = transport.getStatus();
1233         }
1234
1235         switch (httpCode) {
1236             case 0:
1237                 message = SyjStrings.notReachedError;
1238             break;
1239             case 400:
1240             case 404:
1241                 message = SyjStrings.requestError;
1242             break;
1243             case 500:
1244                 message = SyjStrings.serverError;
1245             break;
1246         }
1247
1248         $("nominatim-message").setMessage(message, 'error');
1249     };
1250
1251     return {
1252         init: function() {
1253             if (!$("nominatim-form")) {
1254                return;
1255             }
1256             $("nominatim-controls").hide();
1257             $("nominatim-label").observe('click', function(evt) {
1258                 $("nominatim-controls").show();
1259                 $("nominatim-search").activate();
1260                 evt.stop();
1261             });
1262
1263             $("nominatim-form").ajaxize({
1264                 presubmit: presubmit,
1265                 onSuccess: success,
1266                 onFailure: failure
1267               });
1268             new CloseBtn($("nominatim-suggestions"));
1269
1270             $$("#nominatim-message, #nominatim-suggestions, #nominatim-throbber").invoke('hide');
1271         }
1272     };
1273 }());
1274
1275 document.observe("dom:loaded", function() {
1276     SYJLogin.init();
1277     SYJUser.init();
1278     SYJDataUi.viewmode();
1279     SYJView.init();
1280     SYJNewpwd.init();
1281     LoginMgr.updateUI();
1282     Nominatim.init();
1283 });
1284
1285 window.onbeforeunload = function() {
1286     if (SYJView.unsavedRoute) {
1287         return SyjStrings.unsavedConfirmExit;
1288     } else {
1289         return undefined;
1290     }
1291 };
1292
1293 window.onresize = function() {
1294     SYJView.resizeMap();
1295 };