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