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}/${y}.png'],
 295                 { wrapDateLine: true , attribution: SyjStrings.osmAttribution });
 296
 297         layerOptions = {format:     OpenLayers.Format.WKT,
 298                         projection: WGS84,
 299                         styleMap:   styleMap.view,
 300                         attribution: SyjStrings.geomAttribution };
 301
 302         this.viewLayer = new OpenLayers.Layer.Vector("View Layer", layerOptions);
 303         this.map.addLayers([baseLayer, this.viewLayer]);
 304
 305         if ($("edit-btn")) {
 306             $("edit-btn").observe('click', function() {
 307                 $("geom_submit").value = SyjStrings.editAction;
 308                 this.messenger.hide();
 309                 this.editMode();
 310                 this.mode = 'edit';
 311             }.bind(this));
 312         }
 313
 314         if ($("create-btn")) {
 315             $("create-btn").observe('click', function() {
 316                 $("geom_submit").value = SyjStrings.createAction;
 317                 this.messenger.hide();
 318                 this.editMode();
 319                 this.mode = 'create';
 320             }.bind(this));
 321         }
 322
 323         if ($("clone-btn")) {
 324             $("clone-btn").observe('click', function() {
 325                 $("geom_submit").value = SyjStrings.cloneAction;
 326                 $("geom_title").value = "";
 327                 this.messenger.hide();
 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         this.resizeMap();
 454     },
 455
 456     resizeMap: function() {
 457         var map = $('map');
 458         map.style.width = map.offsetWidth.toString() + 'px';
 459         map.style.height = map.offsetHeight.toString() + 'px';
 460     },
 461
 462     observer: function(evt) {
 463         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 464             this.messenger.hide();
 465         }
 466     },
 467
 468     prepareForm: function(form) {
 469         if (!LoginMgr.logged && !$("geom_accept").checked) {
 470             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 471             $("geom_accept_container").highlight('#F08080');
 472             $("geom_accept").activate();
 473             return false;
 474         }
 475
 476         var line, realPoints, idx;
 477
 478         line = new OpenLayers.Geometry.LineString();
 479         realPoints = this.editControl.handler.realPoints;
 480         for (idx = 0; idx < realPoints.length; idx++) {
 481             line.addComponent(realPoints[idx].geometry.clone());
 482         }
 483         this.viewLayer.addFeatures(new OpenLayers.Feature.Vector(line));
 484
 485         this.viewMode();
 486
 487         if (line.components.length) {
 488             $("geom_data").value = this.wkt.write(new OpenLayers.Feature.Vector(line));
 489         } else {
 490             $("geom_data").value = "";
 491         }
 492
 493         if (this.mode === "edit" && typeof gLoggedInfo.pathid !== "undefined") {
 494             $("geomform").setAttribute("action", "path/" + gLoggedInfo.pathid.toString() + '/update');
 495         } else {
 496             $("geomform").setAttribute("action", "path");
 497         }
 498         this.needsFormResubmit = false;
 499         SyjSaveUI.disable.bind(SyjSaveUI).defer();
 500         this.messenger.hide();
 501         return true;
 502     },
 503
 504     viewMode: function() {
 505         var handler = this.editControl.handler;
 506         OpenLayers.Handler.ModifiablePath.prototype.finalize.apply(handler, arguments);
 507         // we need to recreate them on next createFeature; otherwise
 508         // they'll reference destroyed features
 509         delete(handler.handlers.drag);
 510         delete(handler.handlers.feature);
 511         this.editControl.deactivate();
 512     },
 513
 514     editMode: function() {
 515         var components, point0, point, pixels, pixel, idx;
 516
 517         this.initEditControl();
 518
 519         this.editControl.activate();
 520         if (this.viewLayer.features.length) {
 521             components = this.viewLayer.features[0].geometry.components;
 522             point0 = components[0];
 523             if (point0) {
 524                 pixel = this.map.getPixelFromLonLat(new OpenLayers.LonLat(point0.x, point0.y));
 525                 this.editControl.handler.createFeature(pixel);
 526                 this.editControl.handler.lastUp = pixel;
 527                 pixels = [];
 528                 for (idx = 1; idx < components.length; idx++) {
 529                     point = components[idx];
 530                     pixels.push(this.map.getPixelFromLonLat(new OpenLayers.LonLat(point.x, point.y)));
 531                 }
 532                 this.editControl.handler.addPoints(pixels);
 533             }
 534             this.unsavedRoute = {
 535                 features: this.viewLayer.features.invoke('clone'),
 536                 title: $("geom_title").value
 537             };
 538         }
 539
 540         this.viewLayer.destroyFeatures();
 541
 542         SYJDataUi.editmode();
 543         if (this.editControl.handler.realPoints && this.editControl.handler.realPoints.length >= 2) {
 544             SyjSaveUI.disableSubmit();
 545         } else {
 546             SyjSaveUI.disable();
 547         }
 548     },
 549
 550     initEditControl: function() {
 551         var styles;
 552
 553         if (this.editControl) {
 554             return;
 555         }
 556
 557         this.editControl = new OpenLayers.Control.DrawFeature(new OpenLayers.Layer.Vector(), OpenLayers.Handler.SyjModifiablePath, {
 558             callbacks: {
 559                 modify: function(f, line) {
 560                     SYJPathLength.update();
 561
 562                     var npoints = this.handler.realPoints.length;
 563                     if (npoints === 0) {
 564                         $("geom_upload_container").show();
 565                         SYJView.unsavedRoute = null;
 566                     } else {
 567                         if (!SYJView.unsavedRoute) {
 568                             SYJView.unsavedRoute = {};
 569                         }
 570                     }
 571
 572                     if (npoints < 2) {
 573                         SyjSaveUI.disable();
 574                     } else {
 575                         SyjSaveUI.enable();
 576                     }
 577                 },
 578                 create: function(f, line) {
 579                     this.messenger.hide();
 580                     $("geom_upload_container").hide();
 581                 }.bind(this)
 582             },
 583
 584             handlerOptions: {
 585                 layerOptions: {
 586                     styleMap: styleMap.edit
 587                 }
 588             }
 589         });
 590         this.map.addControl(this.editControl);
 591         if (this.editControl.layer.renderer instanceof OpenLayers.Renderer.Canvas) {
 592             // using externalGraphic with canvas renderer is definitively too buggy
 593             styles = this.editControl.handler.layerOptions.styleMap.styles;
 594             styles.select = styles.select_for_canvas;
 595         }
 596     },
 597
 598     saveSuccess: function(transport) {
 599       // server sends and empty response on success. If we get a response, that
 600       // probably means an error or warning has been printed by server.
 601       if (!transport.responseJSON && transport.responseText.length) {
 602           this.saveFailure(null, 500);
 603           return;
 604       }
 605
 606       this.unsavedRoute = null;
 607       if (transport.responseJSON && (typeof transport.responseJSON.redirect === "string")) {
 608           location = transport.responseJSON.redirect;
 609           return;
 610       }
 611
 612       this.messenger.setMessage(SyjStrings.saveSuccess, "success");
 613       SYJDataUi.viewmode();
 614       document.title = $('geom_title').value;
 615     },
 616
 617     saveFailure: function(transport, httpCode) {
 618         var message = "";
 619         if (typeof httpCode === "undefined") {
 620             httpCode = transport? transport.getStatus(): 0;
 621         }
 622
 623         switch (httpCode) {
 624             case 0:
 625                 message = SyjStrings.notReachedError;
 626             break;
 627             case 400:
 628             case 404:
 629                 message = SyjStrings.requestError;
 630             break;
 631             case 403:
 632                 message = "";
 633                 SYJLogin.messenger.setMessage(SyjStrings.loginNeeded, "warn");
 634                 SYJLogin.modalbox.show();
 635                 this.needsFormResubmit = true;
 636             break;
 637             case 410:
 638                 message = SyjStrings.gonePathError;
 639             break;
 640             case 500:
 641                 message = SyjStrings.serverError;
 642                 this.needsFormResubmit = true;
 643             break;
 644             default:
 645                 message = SyjStrings.unknownError;
 646             break;
 647         }
 648
 649         this.editMode();
 650         // is some cases, we let the user resubmit, in some other cases, he
 651         // needs to modify the path before submitting again
 652         if (this.needsFormResubmit) {
 653             SyjSaveUI.enable();
 654         }
 655
 656         this.messenger.setMessage(message, "error");
 657     }
 658 };
 659
 660 var SYJModalClass = Class.create({
 661     type: "",
 662
 663     init: function() {
 664         this.area = $(this.type + '_area');
 665         this.messenger = $(this.type + "_message");
 666         this.modalbox = new SimpleBox(this.area, {
 667             closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 668         });
 669
 670         var anchor = $(this.type + '_control_anchor');
 671         var parent = anchor.up('.menu-item');
 672         if (parent) {
 673             anchor = parent;
 674         }
 675         anchor.observe("click", function(evt) {
 676             this.modalbox.show();
 677             evt.stop();
 678         }.bindAsEventListener(this));
 679
 680         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 681         document.observe('simplebox:hidden', this.observer.bindAsEventListener(this));
 682
 683         $(this.type + "form").ajaxize({
 684             presubmit: this.presubmit.bind(this),
 685             onSuccess: this.success.bind(this),
 686             onFailure: this.failure.bind(this)
 687         });
 688     },
 689
 690     checkNotEmpty: function(input, message) {
 691         if ($(input).value.strip().empty()) {
 692             this.messenger.setMessage(message, "warn");
 693             $(input).highlight('#F08080').activate();
 694             return false;
 695         }
 696         return true;
 697     },
 698
 699     observer: function(evt) {
 700         var simplebox, input;
 701
 702         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 703             simplebox = evt.memo;
 704             if (simplebox === this.modalbox) {
 705                 input = this.area.select('input[type="text"]')[0];
 706                 (function () {
 707                     input.activate();
 708                 }.defer());
 709             } else {
 710                 this.modalbox.hide();
 711             }
 712
 713         } else if (evt.eventName === "simplebox:hidden" && evt.memo.element !== $("termsofusearea")) {
 714             simplebox = evt.memo;
 715             if (simplebox === this.modalbox) {
 716                 this.reset();
 717             }
 718         }
 719     },
 720
 721     failure: function(transport) {
 722         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
 723
 724         if (transport) {
 725             httpCode = transport.getStatus();
 726         }
 727
 728         switch (httpCode) {
 729             case 0:
 730                 message = SyjStrings.notReachedError;
 731             break;
 732             case 400:
 733             case 404:
 734             case 410:
 735                 message = SyjStrings.requestError;
 736             break;
 737             case 500:
 738                 message = SyjStrings.serverError;
 739             break;
 740         }
 741
 742         this.messenger.setMessage(message, "error");
 743         input = this.area.select('input[type="text"]')[0];
 744         input.highlight('#F08080').activate();
 745     },
 746
 747     reset: function() {
 748         this.messenger.hide();
 749         this.area.select('.message').invoke('setMessageStatus', null);
 750     }
 751 });
 752
 753 var SYJUserClass = Class.create(SYJModalClass, {
 754     type: "user",
 755     toubox: null,
 756
 757     init: function($super) {
 758         $super();
 759         $("termsofusearea").hide();
 760
 761         $$("#user_termsofuse_anchor, #geom_termsofuse_anchor").invoke('observe', "click", function(evt) {
 762             if (!this.toubox) {
 763                 this.toubox = new SimpleBox($("termsofusearea"), {
 764                     closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 765                 });
 766             }
 767             this.toubox.show();
 768             if (!$("termsofuseiframe").getAttribute("src")) {
 769                 $("termsofusearea").show();
 770                 $("termsofuseiframe").setAttribute("src", evt.target.href);
 771             }
 772             evt.stop();
 773         }.bindAsEventListener(this));
 774
 775         $$("#login_area_create > a").invoke('observe', 'click',
 776             function(evt) {
 777                 this.modalbox.show();
 778                 evt.stop();
 779             }.bindAsEventListener(this));
 780
 781         $("user_pseudo-desc").hide();
 782         $("user_pseudo").observe('contentchange', function(evt) {
 783             var value = evt.target.value;
 784             PseudoChecker.reset();
 785             if (value && !(value.match(/^[a-zA-Z0-9_.]+$/))) {
 786                 $("user_pseudo-desc").show().setMessageStatus("warn");
 787             } else {
 788                 $("user_pseudo-desc").hide();
 789             }
 790         }).timedobserve(function() {
 791             PseudoChecker.check();
 792         });
 793
 794         $("user_password").observe('contentchange', function(evt) {
 795             if (evt.target.value.length < 6) {
 796                 $("user_password-desc").setMessageStatus("warn");
 797             } else {
 798                 $("user_password-desc").setMessageStatus("success");
 799             }
 800         }.bindAsEventListener(this));
 801
 802         $('account-create-anchor').insert({after: new Toggler('account-info').element});
 803     },
 804
 805     presubmit: function() {
 806         this.messenger.hide();
 807         PseudoChecker.reset();
 808         if (!(this.checkNotEmpty("user_pseudo", SyjStrings.userEmptyWarn))) {
 809             return false;
 810         }
 811
 812         if (!($("user_pseudo").value.match(/^[a-zA-Z0-9_.]+$/))) {
 813             $("user_pseudo-desc").show().setMessageStatus("warn");
 814             $("user_pseudo").highlight('#F08080').activate();
 815             return false;
 816         }
 817
 818         if (PseudoChecker.exists[$("user_pseudo").value]) {
 819             PseudoChecker.availableMessage(false);
 820             $("user_pseudo").highlight('#F08080').activate();
 821             return false;
 822         }
 823
 824         if (!(this.checkNotEmpty("user_password", SyjStrings.passwordEmptyWarn))) {
 825             return false;
 826         }
 827
 828         if ($("user_password").value.length < 6) {
 829             $("user_password-desc").setMessageStatus("warn");
 830             $("user_password").highlight('#F08080').activate();
 831             return false;
 832         }
 833
 834         if ($("user_password").value !== $("user_password_confirm").value) {
 835             this.messenger.setMessage(SyjStrings.passwordNoMatchWarn, "warn");
 836             $("user_password").highlight('#F08080').activate();
 837             return false;
 838         }
 839
 840         if (!(this.checkNotEmpty("user_email", SyjStrings.emailEmptyWarn))) {
 841             return false;
 842         }
 843
 844         if (!$("user_accept").checked) {
 845             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 846             $("user_accept_container").highlight('#F08080');
 847             $("user_accept").activate();
 848             return false;
 849         }
 850
 851         this.reset();
 852         return true;
 853     },
 854
 855     success: function(transport) {
 856         if (!transport.responseJSON ||
 857             typeof transport.responseJSON.pseudo !== "string"
 858             ) {
 859             this.messenger.setMessage(SyjStrings.unknownError, "error");
 860             return;
 861         }
 862
 863         LoginMgr.login(transport.responseJSON.pseudo);
 864         SYJView.messenger.setMessage(SyjStrings.userSuccess, "success");
 865         this.modalbox.hide();
 866         if (SYJView.needsFormResubmit) {
 867             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 868             $("geom_submit").activate();
 869         }
 870     },
 871
 872     failure: function($super, transport) {
 873         var httpCode = 0, focusInput = null, message = "";
 874
 875         if (transport) {
 876             httpCode = transport.getStatus();
 877         }
 878
 879         focusInput = null;
 880         message = "";
 881
 882         switch (httpCode) {
 883             case 400:
 884                 if (transport.responseJSON) {
 885                     switch (transport.responseJSON.message) {
 886                         case "invalidemail":
 887                             message = SyjStrings.emailInvalidWarn;
 888                             focusInput = $("user_email");
 889                         break;
 890                         case "uniquepseudo":
 891                             PseudoChecker.availableMessage(false);
 892                             focusInput = $("user_pseudo");
 893                         break;
 894                         case "uniqueemail":
 895                             message = SyjStrings.uniqueEmailError;
 896                             focusInput = $("user_email");
 897                         break;
 898                     }
 899                 }
 900             break;
 901         }
 902
 903         if (focusInput) {
 904             if (message) {
 905                 this.messenger.setMessage(message, "error");
 906             }
 907             focusInput.highlight('#F08080').activate();
 908             return;
 909         }
 910
 911         $super(transport);
 912     }
 913 });
 914 var SYJUser = new SYJUserClass();
 915
 916 var SYJLoginClass = Class.create(SYJModalClass, {
 917     type: "login",
 918
 919     init: function($super) {
 920         $super();
 921     },
 922
 923     presubmit: function() {
 924         this.messenger.hide();
 925         if (!(this.checkNotEmpty("login_user", SyjStrings.userEmptyWarn))) {
 926             return false;
 927         }
 928
 929         this.reset();
 930         return true;
 931     },
 932
 933     success: function(transport) {
 934         if (!transport.responseJSON ||
 935             typeof transport.responseJSON.iscreator !== "boolean" ||
 936             typeof transport.responseJSON.pseudo !== "string"
 937             ) {
 938             this.messenger.setMessage(SyjStrings.unknownError, "error");
 939             return;
 940         }
 941         LoginMgr.login(transport.responseJSON.pseudo, transport.responseJSON.iscreator);
 942
 943         SYJView.messenger.setMessage(SyjStrings.loginSuccess, "success");
 944         this.modalbox.hide();
 945         if (SYJView.needsFormResubmit) {
 946             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 947             $("geom_submit").activate();
 948         }
 949     },
 950
 951     failure: function($super, transport) {
 952         var httpCode = 0, focusInput = null, message = "";
 953
 954         if (transport) {
 955             httpCode = transport.getStatus();
 956         }
 957
 958         focusInput = null;
 959         message = "";
 960
 961         switch (httpCode) {
 962             case 403:
 963                 message = SyjStrings.loginFailure;
 964                 focusInput = $("login_user");
 965             break;
 966         }
 967
 968         if (message) {
 969             this.messenger.setMessage(message, "error");
 970             if (focusInput) {
 971                 focusInput.highlight('#F08080').activate();
 972             }
 973             return;
 974         }
 975
 976         $super(transport);
 977     }
 978 });
 979 var SYJLogin = new SYJLoginClass();
 980
 981 var SYJNewpwdClass = Class.create(SYJModalClass, {
 982     type: "newpwd",
 983
 984     presubmit: function() {
 985         if (!(this.checkNotEmpty("newpwd_email", SyjStrings.emailEmptyWarn))) {
 986             return false;
 987         }
 988         this.reset();
 989         return true;
 990     },
 991     success: function(transport) {
 992         SYJView.messenger.setMessage(SyjStrings.newpwdSuccess, "success");
 993         this.modalbox.hide();
 994     }
 995
 996 });
 997 var SYJNewpwd = new SYJNewpwdClass();
 998
 999 var LoginMgr = Object.extend(gLoggedInfo, {
1000     controlsdeck: null,
1001
1002     updateUI: function() {
1003         if (!this.controlsdeck) {
1004             this.controlsdeck = new Deck("login_controls");
1005         }
1006         if (this.logged) {
1007             this.controlsdeck.setIndex(1);
1008             $$(".logged-hide").invoke('hide');
1009             $$(".logged-show").invoke('show');
1010         } else {
1011             this.controlsdeck.setIndex(0);
1012             $$(".logged-hide").invoke('show');
1013             $$(".logged-show").invoke('hide');
1014         }
1015
1016         if ($("edit-btn")) {
1017             if (this.iscreator && SYJView.mode === 'view') {
1018                 $("edit-btn").show();
1019             } else {
1020                 $("edit-btn").hide();
1021             }
1022         }
1023     },
1024
1025     login: function(aPseudo, aIsCreator) {
1026         if (typeof aIsCreator === "boolean") {
1027             this.iscreator = aIsCreator;
1028         }
1029         this.logged = true;
1030         $$('.logged-pseudo').each(function(elt) {
1031             $A(elt.childNodes).filter(function(node) {
1032                 return (node.nodeType === 3 || node.tagName.toLowerCase() === 'br');
1033             }).each(function(node) {
1034                 node.nodeValue = node.nodeValue.replace('%s', aPseudo);
1035             });
1036         });
1037         this.updateUI();
1038     }
1039 });
1040
1041 var PseudoChecker = {
1042     req: null,
1043     exists: {},
1044     currentvalue: null,
1045     messageelt: null,
1046     throbber: null,
1047
1048     message: function(str, status, throbber) {
1049         var row;
1050         if (!this.messageelt) {
1051             row = new Element('tr');
1052             // we can't use row.update('<td></td><td><div></div></td>')
1053             // because gecko would mangle the <td>s
1054             row.insert(new Element('td'))
1055                .insert((new Element('td')).update(new Element('div')));
1056
1057             $("user_pseudo").up('tr').insert({after: row});
1058             this.messageelt = new Element('span');
1059             this.throbber = new Element("img", { src: "icons/throbber.gif"});
1060             row.down('div').insert(this.throbber).insert(this.messageelt);
1061         }
1062         if (throbber) {
1063             this.throbber.show();
1064         } else {
1065             this.throbber.hide();
1066         }
1067         this.messageelt.up().setStyle({visibility: ''});
1068         this.messageelt.className = status;
1069         this.messageelt.update(str);
1070     },
1071
1072     availableMessage: function(available) {
1073         var message = available ? SyjStrings.availablePseudo: SyjStrings.unavailablePseudo,
1074             status = available ? "success": "warn";
1075         this.message(message, status, false);
1076     },
1077
1078     reset: function() {
1079         if (this.req) {
1080             this.req.abort();
1081             this.req = this.currentvalue = null;
1082         }
1083         if (this.messageelt) {
1084             this.messageelt.up().setStyle({visibility: 'hidden'});
1085         }
1086     },
1087
1088     check: function() {
1089         var pseudo = $("user_pseudo").value;
1090
1091         this.reset();
1092
1093         if (!pseudo || !(pseudo.match(/^[a-zA-Z0-9_.]+$/))) {
1094             return;
1095         }
1096
1097         if (typeof this.exists[pseudo] === "boolean") {
1098             this.reset();
1099             this.availableMessage(!this.exists[pseudo]);
1100             return;
1101         }
1102
1103         this.message(SyjStrings.pseudoChecking, "", true);
1104
1105         this.currentvalue = pseudo;
1106         this.req = new Ajax.TimedRequest('userexists/' + encodeURIComponent(pseudo), 20, {
1107             onFailure: this.failure.bind(this),
1108             onSuccess: this.success.bind(this)
1109         });
1110     },
1111
1112     failure: function(transport) {
1113         var httpCode = 0, value = this.currentvalue;
1114
1115         if (transport) {
1116             httpCode = transport.getStatus();
1117         }
1118         this.reset();
1119         if (httpCode === 404) {
1120             this.exists[value] = false;
1121             this.availableMessage(true);
1122         }
1123
1124     },
1125
1126     success: function(transport) {
1127         var httpCode = transport.getStatus(), value = this.currentvalue;
1128         this.reset();
1129         this.exists[value] = true;
1130         this.availableMessage(false);
1131     }
1132 };
1133
1134 var Nominatim = (function() {
1135     var presubmit = function() {
1136         var input = $("nominatim-search");
1137         if (input.value.strip().empty()) {
1138             $("nominatim-message").setMessage(SyjStrings.notEmptyField, "warn");
1139             input.activate();
1140             return false;
1141         }
1142         $("nominatim-suggestions").hide();
1143         $("nominatim-message").hide();
1144         $("nominatim-throbber").show();
1145         return true;
1146     };
1147
1148     var zoomToExtent = function(bounds) { // we must call map.setCenter with forceZoomChange to true. See ol#2798
1149         var center = bounds.getCenterLonLat();
1150         if (this.baseLayer.wrapDateLine) {
1151             var maxExtent = this.getMaxExtent();
1152             bounds = bounds.clone();
1153             while (bounds.right < bounds.left) {
1154                 bounds.right += maxExtent.getWidth();
1155             }
1156             center = bounds.getCenterLonLat().wrapDateLine(maxExtent);
1157         }
1158         this.setCenter(center, this.getZoomForExtent(bounds), false, true);
1159     };
1160
1161     var success = function(transport) {
1162         $("nominatim-throbber").hide();
1163
1164         if (!transport.responseJSON || !transport.responseJSON.length) {
1165             $("nominatim-message").setMessage(SyjStrings.noResult, 'error');
1166             $("nominatim-search").activate();
1167             return;
1168         }
1169
1170         var place = transport.responseJSON[0],
1171             bbox = place.boundingbox;
1172
1173         if (!bbox || bbox.length !== 4) {
1174             $("nominatim-message").setMessage(SyjStrings.requestError, 'error');
1175             return;
1176         }
1177
1178         extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1179         zoomToExtent.call(SYJView.map, extent);
1180
1181         $("nominatim-suggestions-list").update();
1182
1183         var clickhandler = function(bbox) {
1184             return function(evt) {
1185                 evt.stop();
1186                 var extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1187                 $("nominatim-suggestions-list").select("li").invoke('removeClassName', 'current');
1188                 evt.target.up('li').addClassName('current');
1189                 SYJView.map.zoomToExtent(extent);
1190             };
1191         };
1192
1193         var i;
1194         for (i = 0; i < transport.responseJSON.length; i++) {
1195             var item = transport.responseJSON[i];
1196             if (item.display_name && item.boundingbox && item.boundingbox.length === 4) {
1197                 var li = new Element("li");
1198                 var anchor = new Element("a", {
1199                     href: "",
1200                     className: "nominatim-suggestions-link"
1201                 });
1202
1203                 anchor.observe('click', clickhandler(item.boundingbox));
1204                 Element.text(anchor, item.display_name);
1205
1206                 var icon = new Element("img", {
1207                     className: "nominatim-suggestions-icon",
1208                     src: item.icon || 'icons/world.png'
1209                 });
1210                 li.insert(icon).insert(anchor);
1211                 $("nominatim-suggestions-list").insert(li);
1212                 if ($("nominatim-suggestions-list").childNodes.length >= 6) {
1213                     break;
1214                 }
1215             }
1216         }
1217
1218         if ($("nominatim-suggestions-list").childNodes.length > 1) {
1219             var bottomOffset = $('data_controls').measure('height') + 3;
1220             $("nominatim-suggestions").setStyle({
1221                 bottom: (document.viewport.getHeight() - $('data_controls').cumulativeOffset().top + 3).toString() + 'px'
1222             }).show();
1223             $("nominatim-suggestions-list").select("li:first-child")[0].addClassName('current');
1224         } else {
1225             $("nominatim-suggestions").hide();
1226         }
1227
1228     };
1229
1230     var failure = function(transport) {
1231         $("nominatim-throbber").hide();
1232
1233         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
1234
1235         if (transport) {
1236             httpCode = transport.getStatus();
1237         }
1238
1239         switch (httpCode) {
1240             case 0:
1241                 message = SyjStrings.notReachedError;
1242             break;
1243             case 400:
1244             case 404:
1245                 message = SyjStrings.requestError;
1246             break;
1247             case 500:
1248                 message = SyjStrings.serverError;
1249             break;
1250         }
1251
1252         $("nominatim-message").setMessage(message, 'error');
1253     };
1254
1255     return {
1256         init: function() {
1257             if (!$("nominatim-form")) {
1258                return;
1259             }
1260             $("nominatim-controls").hide();
1261             $("nominatim-label").observe('click', function(evt) {
1262                 $("nominatim-controls").show();
1263                 $("nominatim-search").activate();
1264                 evt.stop();
1265             });
1266
1267             $("nominatim-form").ajaxize({
1268                 presubmit: presubmit,
1269                 onSuccess: success,
1270                 onFailure: failure
1271               });
1272             new CloseBtn($("nominatim-suggestions"));
1273
1274             $$("#nominatim-message, #nominatim-suggestions, #nominatim-throbber").invoke('hide');
1275         }
1276     };
1277 }());
1278
1279 document.observe("dom:loaded", function() {
1280     SYJLogin.init();
1281     SYJUser.init();
1282     SYJDataUi.viewmode();
1283     SYJView.init();
1284     SYJNewpwd.init();
1285     LoginMgr.updateUI();
1286     Nominatim.init();
1287 });
1288
1289 window.onbeforeunload = function() {
1290     if (SYJView.unsavedRoute) {
1291         return SyjStrings.unsavedConfirmExit;
1292     } else {
1293         return undefined;
1294     }
1295 };
1296
1297 window.onresize = function() {
1298     SYJView.resizeMap();
1299 };