public/js/syj.js

   1 /*  This file is part of Syj, Copyright (c) 2010 Arnaud Renevier,
   2     and is published under the AGPL license. */
   3
   4 // avoid openlayers alerts
   5 OpenLayers.Console.userError = function(error) {
   6     SYJView.messenger.setMessage(error, "error");
   7 };
   8
   9 var SyjSaveUI = {
  10     status: "unknown",
  11
  12     init: function() {
  13         $("geom_title").observe('contentchange', this.enableSubmit.bindAsEventListener(this));
  14         return this;
  15     },
  16
  17     enable: function() {
  18         if (this.status === "enabled") {
  19             return this;
  20         }
  21         this.enableSubmit();
  22         $("geom_title").disabled = false;
  23         $("geom_title").activate();
  24         $$("#geom_accept_container, #geom_title_container").invoke('removeClassName', "disabled");
  25         this.status = "enabled";
  26         return this;
  27     },
  28
  29     disable: function() {
  30         if (this.status === "disabled") {
  31             return this;
  32         }
  33         this.disableSubmit();
  34         $("geom_title").blur();
  35         $("geom_title").disabled = true;
  36         $$("#geom_accept_container, #geom_title_container").invoke('addClassName', "disabled");
  37         this.status = "disabled";
  38         return this;
  39     },
  40
  41     enableSubmit: function() {
  42         $("geom_submit").disabled = false;
  43         $("geom_accept").disabled = false;
  44         this.status = "partial";
  45         return this;
  46     },
  47
  48     disableSubmit: function() {
  49         $("geom_submit").blur();
  50         $("geom_submit").disabled = true;
  51         $("geom_accept").blur();
  52         $("geom_accept").disabled = true;
  53         this.status = "partial";
  54         return this;
  55     }
  56 };
  57
  58 var SYJPathLength = (function(){
  59     return {
  60         update: function() {
  61             var pathLength = 0, unit;
  62             if (SYJView.mode === 'view') {
  63                 if (SYJView.viewLayer.features.length) {
  64                     pathLength = SYJView.viewLayer.features[0].geometry.getGeodesicLength(Mercator);
  65                 }
  66             } else {
  67                 pathLength = SYJView.editControl.handler.line.geometry.getGeodesicLength(Mercator);
  68             }
  69
  70             if (pathLength === 0) {
  71                 $("path-length").hide();
  72                 return;
  73             }
  74             $("path-length").show();
  75
  76             if (pathLength < 1000) {
  77                 // precision: 1 cm
  78                 pathLength = Math.round(pathLength * 100) / 100;
  79                 unit = 'm';
  80             } else {
  81                 // precision: 1 m
  82                 pathLength = Math.round(pathLength) / 1000;
  83                 unit = 'km';
  84             }
  85             $("path-length-content").update(pathLength + ' ' + unit);
  86         }
  87     };
  88 }());
  89
  90 var SYJDataUi = (function() {
  91     var deck = null,
  92         infotoggler = null,
  93         getdeck = function() {
  94             if (!deck) {
  95                 deck = new Deck("data_controls");
  96             }
  97             return deck;
  98         },
  99         getinfotoggler = function() {
 100             if (!infotoggler) {
 101                 infotoggler = new Toggler('path-infos-content');
 102                 $("path-infos-toggler").insert({bottom: infotoggler.element});
 103                 $("path-infos-anchor").observe('click', function(evt) {
 104                     evt.stop();
 105                     infotoggler.toggle(evt);
 106                 });
 107                 document.observe('toggler:open', function(evt) {
 108                     if (evt.memo === infotoggler) {
 109                         // XXX: update informations
 110                     }
 111                 });
 112             }
 113             return infotoggler;
 114         };
 115     return {
 116         viewmode: function() {
 117             getdeck().setIndex(0);
 118             if ($("path-infos")) {
 119                 getinfotoggler();
 120                 getinfotoggler().close();
 121                 $("path-infos").show();
 122             }
 123         },
 124         editmode: function() {
 125             getdeck().setIndex(1);
 126             if ($("path-infos")) {
 127                 $("path-infos").hide();
 128             }
 129         }
 130     };
 131 }());
 132
 133 OpenLayers.Handler.SyjModifiablePath = OpenLayers.Class(OpenLayers.Handler.ModifiablePath, {
 134     mouseup: function(evt) {
 135         // do not add a point when navigating
 136         var mapControls = this.control.map.controls, idx, ctrl;
 137
 138         for (idx = mapControls.length; idx-->0; ) {
 139             ctrl = mapControls[idx];
 140             if (this.isCtrlNavigationActive(ctrl, evt)) {
 141                 return true;
 142             }
 143         }
 144         return OpenLayers.Handler.ModifiablePath.prototype.mouseup.apply(this, arguments);
 145     },
 146
 147     addPoints: function(pixel) {
 148         // redraw before last point. As we have a special style for last point, we
 149         // need to redraw before last point after adding a new point (otherwise, it
 150         // keeps special style forever)
 151         var oldpoint = this.point;
 152         OpenLayers.Handler.ModifiablePath.prototype.addPoints.apply(this, arguments);
 153         this.layer.drawFeature(oldpoint);
 154     },
 155
 156     isCtrlNavigationActive: function(ctrl, evt) {
 157         var tolerance = 4, xDiff, yDiff;
 158
 159         if (!(ctrl instanceof OpenLayers.Control.Navigation)) {
 160             return false;
 161         }
 162
 163         if (ctrl.zoomBox &&
 164             ctrl.zoomBox.active &&
 165             ctrl.zoomBox.handler &&
 166             ctrl.zoomBox.handler.active &&
 167             ctrl.zoomBox.handler.dragHandler &&
 168             ctrl.zoomBox.handler.dragHandler.start) {
 169             return true;
 170         }
 171
 172         if (!ctrl.dragPan ||
 173             !ctrl.dragPan.active ||
 174             !ctrl.dragPan.handler ||
 175             !ctrl.dragPan.handler.started ||
 176             !ctrl.dragPan.handler.start) {
 177             return false;
 178         }
 179
 180         // if mouse moved 4 or less pixels, consider it has not moved.
 181         tolerance = 4;
 182
 183         xDiff = evt.xy.x - ctrl.dragPan.handler.start.x;
 184         yDiff = evt.xy.y - ctrl.dragPan.handler.start.y;
 185
 186         if (Math.sqrt(Math.pow(xDiff,2) + Math.pow(yDiff,2)) <= tolerance) {
 187             return false;
 188         }
 189         return true;
 190     },
 191
 192     finalize: function(cancel) {
 193         // do nothing. We don't want to finalize path
 194     }
 195 });
 196
 197 var styleMap = {
 198     edit: new OpenLayers.StyleMap({
 199         "default": new OpenLayers.Style({
 200             pointRadius: "${radius}", // sized according to type attribute
 201             fillColor: "#ffcc66",
 202             strokeColor: "#ff9933",
 203             strokeWidth: 2,
 204             strokeOpacity: "${opacity}",
 205             fillOpacity: "${opacity}"
 206         },
 207         {
 208             context: {
 209                 radius: function(feature) {
 210                     var features;
 211
 212                     if (!(feature.geometry instanceof OpenLayers.Geometry.Point)) {
 213                         return 0;
 214                     }
 215                     if (feature.type === "middle") {
 216                         return 4;
 217                     }
 218                     features = feature.layer.features;
 219                     if (OpenLayers.Util.indexOf(features, feature) === 0) {
 220                         return 5;
 221                     } else if (OpenLayers.Util.indexOf(features, feature) === features.length - 1) {
 222                         return 5;
 223                     }
 224                     return 3;
 225                 },
 226                 opacity: function (feature) {
 227                     if (feature.type === "middle") {
 228                         return 0.5;
 229                     } else {
 230                         return 1;
 231                     }
 232                 }
 233             }
 234         }),
 235
 236         "select": new OpenLayers.Style({
 237             externalGraphic: "icons/delete.png",
 238             graphicHeight: 16
 239         }),
 240
 241         "select_for_canvas": new OpenLayers.Style({
 242             strokeColor: "blue",
 243             fillColor: "lightblue"
 244         })
 245
 246     }),
 247
 248     view: new OpenLayers.StyleMap({
 249         "default": new OpenLayers.Style({
 250             strokeColor: "blue",
 251             strokeWidth: 5,
 252             strokeOpacity: 0.7
 253         })
 254     })
 255 };
 256
 257 var WGS84 = new OpenLayers.Projection("EPSG:4326");
 258 var Mercator = new OpenLayers.Projection("EPSG:900913");
 259
 260 var SYJView = {
 261     viewLayer: null,
 262     editControl: null,
 263     map: null,
 264     wkt: new OpenLayers.Format.WKT({ internalProjection: Mercator, externalProjection: WGS84 }),
 265     needsFormResubmit: false,
 266     unsavedRoute: null,
 267     mode: 'view',
 268
 269     init: function() {
 270         var externalGraphic, baseURL, baseLayer, layerOptions, hidemessenger;
 271
 272         // is svg context, opera does not resolve links with base element is svg context
 273         externalGraphic = styleMap.edit.styles.select.defaultStyle.externalGraphic;
 274         baseURL = document.getElementsByTagName("base")[0].href;
 275         styleMap.edit.styles.select.defaultStyle.externalGraphic = baseURL + externalGraphic;
 276
 277         this.map = new OpenLayers.Map('map', {
 278             controls: [
 279                 new OpenLayers.Control.Navigation(),
 280                 new OpenLayers.Control.PanZoom(),
 281                 new OpenLayers.Control.Attribution()
 282             ],
 283             theme: null
 284         });
 285
 286         baseLayer = new OpenLayers.Layer.OSM("OSM", null, { wrapDateLine: true , attribution: SyjStrings.osmAttribution });
 287
 288         layerOptions = {format:     OpenLayers.Format.WKT,
 289                         projection: WGS84,
 290                         styleMap:   styleMap.view,
 291                         attribution: SyjStrings.geomAttribution };
 292
 293         this.viewLayer = new OpenLayers.Layer.Vector("View Layer", layerOptions);
 294         this.map.addLayers([baseLayer, this.viewLayer]);
 295
 296         if ($("edit-btn")) {
 297             $("edit-btn").observe('click', function() {
 298                 $("geom_submit").value = SyjStrings.editAction;
 299                 this.messenger.hide();
 300                 this.editMode();
 301                 this.mode = 'edit';
 302             }.bind(this));
 303         }
 304
 305         if ($("create-btn")) {
 306             $("create-btn").observe('click', function() {
 307                 $("geom_submit").value = SyjStrings.createAction;
 308                 this.messenger.hide();
 309                 this.editMode();
 310                 this.mode = 'create';
 311             }.bind(this));
 312         }
 313
 314         if ($("clone-btn")) {
 315             $("clone-btn").observe('click', function() {
 316                 $("geom_submit").value = SyjStrings.cloneAction;
 317                 $("geom_title").value = "";
 318                 this.messenger.hide();
 319                 this.editMode();
 320                 this.mode = 'create';
 321             }.bind(this));
 322         }
 323
 324         $("geomform").ajaxize({
 325                 presubmit: this.prepareForm.bind(this),
 326                 onSuccess: this.saveSuccess.bind(this),
 327                 onFailure: this.saveFailure.bind(this)
 328                 });
 329         SyjSaveUI.init();
 330
 331         this.messenger = $('message');
 332         hidemessenger = this.messenger.empty();
 333         new CloseBtn(this.messenger, {
 334             style: {
 335                 margin: "-1em"
 336             }
 337         });
 338         if (hidemessenger) {
 339             this.messenger.hide();
 340         }
 341
 342         if (typeof gInitialGeom !== "undefined" && typeof gInitialGeom.data !== "undefined") {
 343             this.viewLayer.addFeatures([this.wkt.read(gInitialGeom.data)]);
 344             // XXX: ie has not guessed height of map main div yet during map
 345             // initialisation. Now, it will read it correctly.
 346             this.map.updateSize();
 347             this.map.zoomToExtent(this.viewLayer.getDataExtent());
 348         } else {
 349             this.initMaPos(gInitialPos);
 350         }
 351
 352         $("map-overlay").hide();
 353         $("geom_upload").observe('change', function(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);
 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     },
 445
 446     observer: function(evt) {
 447         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 448             this.messenger.hide();
 449         }
 450     },
 451
 452     prepareForm: function(form) {
 453         if (!LoginMgr.logged && !$("geom_accept").checked) {
 454             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 455             $("geom_accept_container").highlight('#F08080');
 456             $("geom_accept").activate();
 457             return false;
 458         }
 459
 460         var line, realPoints, idx;
 461
 462         line = new OpenLayers.Geometry.LineString();
 463         realPoints = this.editControl.handler.realPoints;
 464         for (idx = 0; idx < realPoints.length; idx++) {
 465             line.addComponent(realPoints[idx].geometry.clone());
 466         }
 467         this.viewLayer.addFeatures(new OpenLayers.Feature.Vector(line));
 468
 469         this.viewMode();
 470
 471         if (line.components.length) {
 472             $("geom_data").value = this.wkt.write(new OpenLayers.Feature.Vector(line));
 473         } else {
 474             $("geom_data").value = "";
 475         }
 476
 477         if (this.mode === "edit" && typeof gLoggedInfo.pathid !== "undefined") {
 478             $("geomform").setAttribute("action", "path/" + gLoggedInfo.pathid.toString() + '/update');
 479         } else {
 480             $("geomform").setAttribute("action", "path");
 481         }
 482         this.needsFormResubmit = false;
 483         SyjSaveUI.disable.bind(SyjSaveUI).defer();
 484         this.messenger.hide();
 485         return true;
 486     },
 487
 488     viewMode: function() {
 489         var handler = this.editControl.handler;
 490         OpenLayers.Handler.ModifiablePath.prototype.finalize.apply(handler, arguments);
 491         // we need to recreate them on next createFeature; otherwise
 492         // they'll reference destroyed features
 493         delete(handler.handlers.drag);
 494         delete(handler.handlers.feature);
 495         this.editControl.deactivate();
 496     },
 497
 498     editMode: function() {
 499         var components, point0, point, pixels, pixel, idx;
 500
 501         this.initEditControl();
 502
 503         this.editControl.activate();
 504         if (this.viewLayer.features.length) {
 505             components = this.viewLayer.features[0].geometry.components;
 506             point0 = components[0];
 507             if (point0) {
 508                 pixel = this.map.getPixelFromLonLat(new OpenLayers.LonLat(point0.x, point0.y));
 509                 this.editControl.handler.createFeature(pixel);
 510                 this.editControl.handler.lastUp = pixel;
 511                 pixels = [];
 512                 for (idx = 1; idx < components.length; idx++) {
 513                     point = components[idx];
 514                     pixels.push(this.map.getPixelFromLonLat(new OpenLayers.LonLat(point.x, point.y)));
 515                 }
 516                 this.editControl.handler.addPoints(pixels);
 517             }
 518             this.unsavedRoute = {
 519                 features: this.viewLayer.features.invoke('clone'),
 520                 title: $("geom_title").value
 521             };
 522         }
 523
 524         this.viewLayer.destroyFeatures();
 525
 526         SYJDataUi.editmode();
 527         if (this.editControl.handler.realPoints && this.editControl.handler.realPoints.length >= 2) {
 528             SyjSaveUI.disableSubmit();
 529         } else {
 530             SyjSaveUI.disable();
 531         }
 532     },
 533
 534     initEditControl: function() {
 535         var styles;
 536
 537         if (this.editControl) {
 538             return;
 539         }
 540
 541         this.editControl = new OpenLayers.Control.DrawFeature(new OpenLayers.Layer.Vector(), OpenLayers.Handler.SyjModifiablePath, {
 542             callbacks: {
 543                 modify: function(f, line) {
 544                     SYJPathLength.update();
 545
 546                     var npoints = this.handler.realPoints.length;
 547                     if (npoints === 0) {
 548                         $("geom_upload_container").show();
 549                         SYJView.unsavedRoute = null;
 550                     } else {
 551                         if (!SYJView.unsavedRoute) {
 552                             SYJView.unsavedRoute = {};
 553                         }
 554                     }
 555
 556                     if (npoints < 2) {
 557                         SyjSaveUI.disable();
 558                     } else {
 559                         SyjSaveUI.enable();
 560                     }
 561                 },
 562                 create: function(f, line) {
 563                     this.messenger.hide();
 564                     $("geom_upload_container").hide();
 565                 }.bind(this)
 566             },
 567
 568             handlerOptions: {
 569                 layerOptions: {
 570                     styleMap: styleMap.edit
 571                 }
 572             }
 573         });
 574         this.map.addControl(this.editControl);
 575         if (this.editControl.layer.renderer instanceof OpenLayers.Renderer.Canvas) {
 576             // using externalGraphic with canvas renderer is definitively too buggy
 577             styles = this.editControl.handler.layerOptions.styleMap.styles;
 578             styles.select = styles.select_for_canvas;
 579         }
 580     },
 581
 582     saveSuccess: function(transport) {
 583       // server sends and empty response on success. If we get a response, that
 584       // probably means an error or warning has been printed by server.
 585       if (!transport.responseJSON && transport.responseText.length) {
 586           this.saveFailure(null, 500);
 587           return;
 588       }
 589
 590       this.unsavedRoute = null;
 591       if (transport.responseJSON && (typeof transport.responseJSON.redirect === "string")) {
 592           location = transport.responseJSON.redirect;
 593           return;
 594       }
 595
 596       this.messenger.setMessage(SyjStrings.saveSuccess, "success");
 597       SYJDataUi.viewmode();
 598       document.title = $('geom_title').value;
 599     },
 600
 601     saveFailure: function(transport, httpCode) {
 602         var message = "";
 603         if (typeof httpCode === "undefined") {
 604             httpCode = transport? transport.getStatus(): 0;
 605         }
 606
 607         switch (httpCode) {
 608             case 0:
 609                 message = SyjStrings.notReachedError;
 610             break;
 611             case 400:
 612             case 404:
 613                 message = SyjStrings.requestError;
 614                 if (transport.responseJSON) {
 615                     switch (transport.responseJSON.message) {
 616                         case "uniquepath":
 617                             message = SyjStrings.uniquePathError;
 618                         break;
 619                         default:
 620                         break;
 621                     }
 622                 }
 623             break;
 624             case 403:
 625                 message = "";
 626                 SYJLogin.messenger.setMessage(SyjStrings.loginNeeded, "warn");
 627                 SYJLogin.modalbox.show();
 628                 this.needsFormResubmit = true;
 629             break;
 630             case 410:
 631                 message = SyjStrings.gonePathError;
 632             break;
 633             case 500:
 634                 message = SyjStrings.serverError;
 635                 this.needsFormResubmit = true;
 636             break;
 637             default:
 638                 message = SyjStrings.unknownError;
 639             break;
 640         }
 641
 642         this.editMode();
 643         // is some cases, we let the user resubmit, in some other cases, he
 644         // needs to modify the path before submitting again
 645         if (this.needsFormResubmit) {
 646             SyjSaveUI.enable();
 647         }
 648
 649         this.messenger.setMessage(message, "error");
 650     }
 651 };
 652
 653 var SYJModalClass = Class.create({
 654     type: "",
 655
 656     init: function() {
 657         this.area = $(this.type + '_area');
 658         this.messenger = $(this.type + "_message");
 659         this.modalbox = new SimpleBox(this.area, {
 660             closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 661         });
 662
 663         $(this.type + "_control_anchor").observe("click", function(evt) {
 664             this.modalbox.show();
 665             evt.stop();
 666         }.bindAsEventListener(this));
 667
 668         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 669         document.observe('simplebox:hidden', this.observer.bindAsEventListener(this));
 670
 671         $(this.type + "form").ajaxize({
 672             presubmit: this.presubmit.bind(this),
 673             onSuccess: this.success.bind(this),
 674             onFailure: this.failure.bind(this)
 675         });
 676     },
 677
 678     checkNotEmpty: function(input, message) {
 679         if ($(input).value.strip().empty()) {
 680             this.messenger.setMessage(message, "warn");
 681             $(input).highlight('#F08080').activate();
 682             return false;
 683         }
 684         return true;
 685     },
 686
 687     observer: function(evt) {
 688         var simplebox, input;
 689
 690         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 691             simplebox = evt.memo;
 692             if (simplebox === this.modalbox) {
 693                 input = this.area.select('input[type="text"]')[0];
 694                 (function () {
 695                     input.activate();
 696                 }).defer();
 697             } else {
 698                 this.modalbox.hide();
 699             }
 700
 701         } else if (evt.eventName === "simplebox:hidden" && evt.memo.element !== $("termsofusearea")) {
 702             simplebox = evt.memo;
 703             if (simplebox === this.modalbox) {
 704                 this.reset();
 705             }
 706         }
 707     },
 708
 709     failure: function(transport) {
 710         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
 711
 712         if (transport) {
 713             httpCode = transport.getStatus();
 714         }
 715
 716         switch (httpCode) {
 717             case 0:
 718                 message = SyjStrings.notReachedError;
 719             break;
 720             case 400:
 721             case 404:
 722             case 410:
 723                 message = SyjStrings.requestError;
 724             break;
 725             case 500:
 726                 message = SyjStrings.serverError;
 727             break;
 728         }
 729
 730         this.messenger.setMessage(message, "error");
 731         input = this.area.select('input[type="text"]')[0];
 732         input.highlight('#F08080').activate();
 733     },
 734
 735     reset: function() {
 736         this.messenger.hide();
 737         this.area.select('.message').invoke('setMessageStatus', null);
 738     }
 739 });
 740
 741 var SYJUserClass = Class.create(SYJModalClass, {
 742     type: "user",
 743     toubox: null,
 744
 745     init: function($super) {
 746         $super();
 747         $("termsofusearea").hide();
 748
 749         $$("#user_termsofuse_anchor, #geom_termsofuse_anchor").invoke('observe', "click", function(evt) {
 750             if (!this.toubox) {
 751                 this.toubox = new SimpleBox($("termsofusearea"), {
 752                     closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 753                 });
 754             }
 755             this.toubox.show();
 756             if (!$("termsofuseiframe").getAttribute("src")) {
 757                 $("termsofusearea").show();
 758                 $("termsofuseiframe").setAttribute("src", evt.target.href);
 759             }
 760             evt.stop();
 761         }.bindAsEventListener(this));
 762
 763         $$("#login_area_create > a").invoke('observe', 'click',
 764             function(evt) {
 765                 this.modalbox.show();
 766                 evt.stop();
 767             }.bindAsEventListener(this));
 768
 769         $("user_pseudo-desc").hide();
 770         $("user_pseudo").observe('contentchange', function(evt) {
 771             var value = evt.target.value;
 772             PseudoChecker.reset();
 773             if (value && !(value.match(/^[a-zA-Z0-9_.]+$/))) {
 774                 $("user_pseudo-desc").show().setMessageStatus("warn");
 775             } else {
 776                 $("user_pseudo-desc").hide();
 777             }
 778         }).timedobserve(function() {
 779             PseudoChecker.check();
 780         });
 781
 782         $("user_password").observe('contentchange', function(evt) {
 783             if (evt.target.value.length < 6) {
 784                 $("user_password-desc").setMessageStatus("warn");
 785             } else {
 786                 $("user_password-desc").setMessageStatus("success");
 787             }
 788         }.bindAsEventListener(this));
 789
 790         $('account-create-anchor').insert({after: new Toggler('account-info').element});
 791     },
 792
 793     presubmit: function() {
 794         this.messenger.hide();
 795         PseudoChecker.reset();
 796         if (!(this.checkNotEmpty("user_pseudo", SyjStrings.userEmptyWarn))) {
 797             return false;
 798         }
 799
 800         if (!($("user_pseudo").value.match(/^[a-zA-Z0-9_.]+$/))) {
 801             $("user_pseudo-desc").show().setMessageStatus("warn");
 802             $("user_pseudo").highlight('#F08080').activate();
 803             return false;
 804         }
 805
 806         if (PseudoChecker.exists[$("user_pseudo").value]) {
 807             PseudoChecker.availableMessage(false);
 808             $("user_pseudo").highlight('#F08080').activate();
 809             return false;
 810         }
 811
 812         if (!(this.checkNotEmpty("user_password", SyjStrings.passwordEmptyWarn))) {
 813             return false;
 814         }
 815
 816         if ($("user_password").value.length < 6) {
 817             $("user_password-desc").setMessageStatus("warn");
 818             $("user_password").highlight('#F08080').activate();
 819             return false;
 820         }
 821
 822         if ($("user_password").value !== $("user_password_confirm").value) {
 823             this.messenger.setMessage(SyjStrings.passwordNoMatchWarn, "warn");
 824             $("user_password").highlight('#F08080').activate();
 825             return false;
 826         }
 827
 828         if (!(this.checkNotEmpty("user_email", SyjStrings.emailEmptyWarn))) {
 829             return false;
 830         }
 831
 832         if (!$("user_accept").checked) {
 833             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 834             $("user_accept_container").highlight('#F08080');
 835             $("user_accept").activate();
 836             return false;
 837         }
 838
 839         this.reset();
 840         return true;
 841     },
 842
 843     success: function(transport) {
 844         if (!transport.responseJSON ||
 845             typeof transport.responseJSON.pseudo !== "string"
 846             ) {
 847             this.messenger.setMessage(SyjStrings.unknownError, "error");
 848             return;
 849         }
 850
 851         LoginMgr.login(transport.responseJSON.pseudo);
 852         SYJView.messenger.setMessage(SyjStrings.userSuccess, "success");
 853         this.modalbox.hide();
 854         if (SYJView.needsFormResubmit) {
 855             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 856             $("geom_submit").activate();
 857         }
 858     },
 859
 860     failure: function($super, transport) {
 861         var httpCode = 0, focusInput = null, message = "";
 862
 863         if (transport) {
 864             httpCode = transport.getStatus();
 865         }
 866
 867         focusInput = null;
 868         message = "";
 869
 870         switch (httpCode) {
 871             case 400:
 872                 if (transport.responseJSON) {
 873                     switch (transport.responseJSON.message) {
 874                         case "invalidemail":
 875                             message = SyjStrings.emailInvalidWarn;
 876                             focusInput = $("user_email");
 877                         break;
 878                         case "uniquepseudo":
 879                             PseudoChecker.availableMessage(false);
 880                             focusInput = $("user_pseudo");
 881                         break;
 882                         case "uniqueemail":
 883                             message = SyjStrings.uniqueEmailError;
 884                             focusInput = $("user_email");
 885                         break;
 886                     }
 887                 }
 888             break;
 889         }
 890
 891         if (focusInput) {
 892             if (message) {
 893                 this.messenger.setMessage(message, "error");
 894             }
 895             focusInput.highlight('#F08080').activate();
 896             return;
 897         }
 898
 899         $super(transport);
 900     }
 901 });
 902 var SYJUser = new SYJUserClass();
 903
 904 var SYJLoginClass = Class.create(SYJModalClass, {
 905     type: "login",
 906
 907     init: function($super) {
 908         $super();
 909     },
 910
 911     presubmit: function() {
 912         this.messenger.hide();
 913         if (!(this.checkNotEmpty("login_user", SyjStrings.userEmptyWarn))) {
 914             return false;
 915         }
 916
 917         this.reset();
 918         return true;
 919     },
 920
 921     success: function(transport) {
 922         if (!transport.responseJSON ||
 923             typeof transport.responseJSON.iscreator !== "boolean" ||
 924             typeof transport.responseJSON.pseudo !== "string"
 925             ) {
 926             this.messenger.setMessage(SyjStrings.unknownError, "error");
 927             return;
 928         }
 929         LoginMgr.login(transport.responseJSON.pseudo, transport.responseJSON.iscreator);
 930
 931         SYJView.messenger.setMessage(SyjStrings.loginSuccess, "success");
 932         this.modalbox.hide();
 933         if (SYJView.needsFormResubmit) {
 934             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 935             $("geom_submit").activate();
 936         }
 937     },
 938
 939     failure: function($super, transport) {
 940         var httpCode = 0, focusInput = null, message = "";
 941
 942         if (transport) {
 943             httpCode = transport.getStatus();
 944         }
 945
 946         focusInput = null;
 947         message = "";
 948
 949         switch (httpCode) {
 950             case 403:
 951                 message = SyjStrings.loginFailure;
 952                 focusInput = $("login_user");
 953             break;
 954         }
 955
 956         if (message) {
 957             this.messenger.setMessage(message, "error");
 958             if (focusInput) {
 959                 focusInput.highlight('#F08080').activate();
 960             }
 961             return;
 962         }
 963
 964         $super(transport);
 965     }
 966 });
 967 var SYJLogin = new SYJLoginClass();
 968
 969 var SYJNewpwdClass = Class.create(SYJModalClass, {
 970     type: "newpwd",
 971
 972     presubmit: function() {
 973         if (!(this.checkNotEmpty("newpwd_email", SyjStrings.emailEmptyWarn))) {
 974             return false;
 975         }
 976         this.reset();
 977         return true;
 978     },
 979     success: function(transport) {
 980         SYJView.messenger.setMessage(SyjStrings.newpwdSuccess, "success");
 981         this.modalbox.hide();
 982     }
 983
 984 });
 985 var SYJNewpwd = new SYJNewpwdClass();
 986
 987 var LoginMgr = Object.extend(gLoggedInfo, {
 988     controlsdeck: null,
 989
 990     updateUI: function() {
 991         if (!this.controlsdeck) {
 992             this.controlsdeck = new Deck("login_controls");
 993         }
 994         if (this.logged) {
 995             this.controlsdeck.setIndex(1);
 996             $$(".logged-hide").invoke('hide');
 997             $$(".logged-show").invoke('show');
 998         } else {
 999             this.controlsdeck.setIndex(0);
1000             $$(".logged-hide").invoke('show');
1001             $$(".logged-show").invoke('hide');
1002         }
1003
1004         if ($("edit-btn")) {
1005             if (this.iscreator && SYJView.mode === 'view') {
1006                 $("edit-btn").show();
1007             } else {
1008                 $("edit-btn").hide();
1009             }
1010         }
1011     },
1012
1013     login: function(aPseudo, aIsCreator) {
1014         if (typeof aIsCreator === "boolean") {
1015             this.iscreator = aIsCreator;
1016         }
1017         this.logged = true;
1018         $$('.logged-pseudo').each(function(elt) {
1019             $A(elt.childNodes).filter(function(node) {
1020                 return (node.nodeType === 3 || node.tagName.toLowerCase() === 'br');
1021             }).each(function(node) {
1022                 node.nodeValue = node.nodeValue.replace('%s', aPseudo);
1023             });
1024         });
1025         this.updateUI();
1026     }
1027 });
1028
1029 var PseudoChecker = {
1030     req: null,
1031     exists: {},
1032     currentvalue: null,
1033     messageelt: null,
1034     throbber: null,
1035
1036     message: function(str, status, throbber) {
1037         var row;
1038         if (!this.messageelt) {
1039             row = new Element('tr');
1040             // we can't use row.update('<td></td><td><div></div></td>')
1041             // because gecko would mangle the <td>s
1042             row.insert(new Element('td'))
1043                .insert((new Element('td')).update(new Element('div')));
1044
1045             $("user_pseudo").up('tr').insert({after: row});
1046             this.messageelt = new Element('span');
1047             this.throbber = new Element("img", { src: "icons/throbber.gif"});
1048             row.down('div').insert(this.throbber).insert(this.messageelt);
1049         }
1050         if (throbber) {
1051             this.throbber.show();
1052         } else {
1053             this.throbber.hide();
1054         }
1055         this.messageelt.up().setStyle({visibility: ''});
1056         this.messageelt.className = status;
1057         this.messageelt.update(str);
1058     },
1059
1060     availableMessage: function(available) {
1061         var message = available ? SyjStrings.availablePseudo: SyjStrings.unavailablePseudo,
1062             status = available ? "success": "warn";
1063         this.message(message, status, false);
1064     },
1065
1066     reset: function() {
1067         if (this.req) {
1068             this.req.abort();
1069             this.req = this.currentvalue = null;
1070         }
1071         if (this.messageelt) {
1072             this.messageelt.up().setStyle({visibility: 'hidden'});
1073         }
1074     },
1075
1076     check: function() {
1077         var pseudo = $("user_pseudo").value;
1078
1079         this.reset();
1080
1081         if (!pseudo || !(pseudo.match(/^[a-zA-Z0-9_.]+$/))) {
1082             return;
1083         }
1084
1085         if (typeof this.exists[pseudo] === "boolean") {
1086             this.reset();
1087             this.availableMessage(!this.exists[pseudo]);
1088             return;
1089         }
1090
1091         this.message(SyjStrings.pseudoChecking, "", true);
1092
1093         this.currentvalue = pseudo;
1094         this.req = new Ajax.TimedRequest('userexists/' + encodeURIComponent(pseudo), 20, {
1095             onFailure: this.failure.bind(this),
1096             onSuccess: this.success.bind(this)
1097         });
1098     },
1099
1100     failure: function(transport) {
1101         var httpCode = 0, value = this.currentvalue;
1102
1103         if (transport) {
1104             httpCode = transport.getStatus();
1105         }
1106         this.reset();
1107         if (httpCode === 404) {
1108             this.exists[value] = false;
1109             this.availableMessage(true);
1110         }
1111
1112     },
1113
1114     success: function(transport) {
1115         var httpCode = transport.getStatus(), value = this.currentvalue;
1116         this.reset();
1117         this.exists[value] = true;
1118         this.availableMessage(false);
1119     }
1120 };
1121
1122 var Nominatim = (function() {
1123     var presubmit = function() {
1124         var input = $("nominatim-search");
1125         if (input.value.strip().empty()) {
1126             $("nominatim-message").setMessage(SyjStrings.notEmptyField, "warn");
1127             input.activate();
1128             return false;
1129         }
1130         $("nominatim-suggestions").hide();
1131         $("nominatim-message").hide();
1132         $("nominatim-throbber").show();
1133         return true;
1134     };
1135
1136     var zoomToExtent = function(bounds) { // we must call map.setCenter with forceZoomChange to true. See ol#2798
1137         var center = bounds.getCenterLonLat();
1138         if (this.baseLayer.wrapDateLine) {
1139             var maxExtent = this.getMaxExtent();
1140             bounds = bounds.clone();
1141             while (bounds.right < bounds.left) {
1142                 bounds.right += maxExtent.getWidth();
1143             }
1144             center = bounds.getCenterLonLat().wrapDateLine(maxExtent);
1145         }
1146         this.setCenter(center, this.getZoomForExtent(bounds), false, true);
1147     };
1148
1149     var success = function(transport) {
1150         $("nominatim-throbber").hide();
1151
1152         if (!transport.responseJSON || !transport.responseJSON.length) {
1153             $("nominatim-message").setMessage(SyjStrings.noResult, 'error');
1154             $("nominatim-search").activate();
1155             return;
1156         }
1157
1158         var place = transport.responseJSON[0],
1159             bbox = place.boundingbox;
1160
1161         if (!bbox || bbox.length !== 4) {
1162             $("nominatim-message").setMessage(SyjStrings.requestError, 'error');
1163             return;
1164         }
1165
1166         extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1167         zoomToExtent.call(SYJView.map, extent);
1168
1169         $("nominatim-suggestions-list").update();
1170
1171         var clickhandler = function(bbox) {
1172             return function(evt) {
1173                 evt.stop();
1174                 var extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1175                 $("nominatim-suggestions-list").select("li").invoke('removeClassName', 'current');
1176                 evt.target.up('li').addClassName('current');
1177                 SYJView.map.zoomToExtent(extent);
1178             };
1179         };
1180
1181         var i;
1182         for (i = 0; i < transport.responseJSON.length; i++) {
1183             var item = transport.responseJSON[i];
1184             if (item.display_name && item.boundingbox && item.boundingbox.length === 4) {
1185                 var li = new Element("li");
1186                 var anchor = new Element("a", {
1187                     href: "",
1188                     className: "nominatim-suggestions-link"
1189                 });
1190
1191                 anchor.observe('click', clickhandler(item.boundingbox));
1192                 Element.text(anchor, item.display_name);
1193
1194                 var icon = new Element("img", {
1195                     className: "nominatim-suggestions-icon",
1196                     src: item.icon || 'icons/world.png'
1197                 });
1198                 li.insert(icon).insert(anchor);
1199                 $("nominatim-suggestions-list").insert(li);
1200                 if ($("nominatim-suggestions-list").childNodes.length >= 6) {
1201                     break;
1202                 }
1203             }
1204         }
1205
1206         if ($("nominatim-suggestions-list").childNodes.length > 1) {
1207             var bottomOffset = $('data_controls').measure('height') + 3;
1208             $("nominatim-suggestions").setStyle({
1209                 bottom: (document.viewport.getHeight() - $('data_controls').cumulativeOffset().top + 3).toString() + 'px'
1210             }).show();
1211             $("nominatim-suggestions-list").select("li:first-child")[0].addClassName('current');
1212         } else {
1213             $("nominatim-suggestions").hide();
1214         }
1215
1216     };
1217
1218     var failure = function(transport) {
1219         $("nominatim-throbber").hide();
1220
1221         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
1222
1223         if (transport) {
1224             httpCode = transport.getStatus();
1225         }
1226
1227         switch (httpCode) {
1228             case 0:
1229                 message = SyjStrings.notReachedError;
1230             break;
1231             case 400:
1232             case 404:
1233                 message = SyjStrings.requestError;
1234             break;
1235             case 500:
1236                 message = SyjStrings.serverError;
1237             break;
1238         }
1239
1240         $("nominatim-message").setMessage(message, 'error');
1241     };
1242
1243     return {
1244         init: function() {
1245             if (!$("nominatim-form")) {
1246                return;
1247             }
1248             $("nominatim-controls").hide();
1249             $("nominatim-label").observe('click', function(evt) {
1250                 $("nominatim-controls").show();
1251                 $("nominatim-search").activate();
1252                 evt.stop();
1253             });
1254
1255             $("nominatim-form").ajaxize({
1256                 presubmit: presubmit,
1257                 onSuccess: success,
1258                 onFailure: failure
1259               });
1260             new CloseBtn($("nominatim-suggestions"));
1261
1262             $$("#nominatim-message, #nominatim-suggestions, #nominatim-throbber").invoke('hide');
1263         }
1264     };
1265 }());
1266
1267 document.observe("dom:loaded", function() {
1268     SYJLogin.init();
1269     SYJUser.init();
1270     SYJDataUi.viewmode();
1271     SYJView.init();
1272     SYJNewpwd.init();
1273     LoginMgr.updateUI();
1274     Nominatim.init();
1275 });
1276
1277 window.onbeforeunload = function() {
1278     if (SYJView.unsavedRoute) {
1279         return SyjStrings.unsavedConfirmExit;
1280     } else {
1281         return undefined;
1282     }
1283 };