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 "use strict";
   5
   6 // avoid openlayers alerts
   7 OpenLayers.Console.userError = function(error) {
   8     SYJView.messenger.setMessage(error, "error");
   9 };
  10
  11 OpenLayers.Layer.Vector.prototype.renderers = ["SVG2", "VML", "Canvas"];
  12
  13 var SyjSaveUI = {
  14     status: "unknown",
  15
  16     init: function() {
  17         $("geom_title").observe('contentchange', this.enableSubmit.bindAsEventListener(this));
  18         return this;
  19     },
  20
  21     enable: function() {
  22         if (this.status === "enabled") {
  23             return this;
  24         }
  25         this.enableSubmit();
  26         $("geom_title").disabled = false;
  27         $("geom_title").activate();
  28         $$("#geom_accept_container, #geom_title_container").invoke('removeClassName', "disabled");
  29         this.status = "enabled";
  30         return this;
  31     },
  32
  33     disable: function() {
  34         if (this.status === "disabled") {
  35             return this;
  36         }
  37         this.disableSubmit();
  38         $("geom_title").blur();
  39         $("geom_title").disabled = true;
  40         $$("#geom_accept_container, #geom_title_container").invoke('addClassName', "disabled");
  41         this.status = "disabled";
  42         return this;
  43     },
  44
  45     enableSubmit: function() {
  46         $("geom_submit").disabled = false;
  47         $("geom_accept").disabled = false;
  48         this.status = "partial";
  49         return this;
  50     },
  51
  52     disableSubmit: function() {
  53         $("geom_submit").blur();
  54         $("geom_submit").disabled = true;
  55         $("geom_accept").blur();
  56         $("geom_accept").disabled = true;
  57         this.status = "partial";
  58         return this;
  59     }
  60 };
  61
  62 var SYJPathLength = (function(){
  63     return {
  64         update: function() {
  65             var pathLength = 0, unit;
  66             if (SYJView.mode === 'view') {
  67                 if (SYJView.viewLayer.features.length) {
  68                     pathLength = SYJView.viewLayer.features[0].geometry.getGeodesicLength(Mercator);
  69                 }
  70             } else {
  71                 pathLength = SYJView.editControl.handler.line.geometry.getGeodesicLength(Mercator);
  72             }
  73
  74             if (pathLength === 0) {
  75                 $("path-length").hide();
  76                 return;
  77             }
  78             $("path-length").show();
  79
  80             if (pathLength < 1000) {
  81                 // precision: 1 cm
  82                 pathLength = Math.round(pathLength * 100) / 100;
  83                 unit = 'm';
  84             } else {
  85                 // precision: 1 m
  86                 pathLength = Math.round(pathLength) / 1000;
  87                 unit = 'km';
  88             }
  89             $("path-length-content").update(pathLength + ' ' + unit);
  90         }
  91     };
  92 }());
  93
  94 var SYJDataUi = (function() {
  95     var deck = null,
  96         infotoggler = null,
  97         getdeck = function() {
  98             if (!deck) {
  99                 deck = new Deck("data_controls");
 100             }
 101             return deck;
 102         },
 103         getinfotoggler = function() {
 104             if (!infotoggler) {
 105                 infotoggler = new Toggler('path-infos-content');
 106                 $("path-infos-toggler").insert({bottom: infotoggler.element});
 107                 var anchor = $("path-infos-anchor");
 108                 var parent = anchor.up('.menu-item');
 109                 if (parent) {
 110                     anchor = parent;
 111                 }
 112                 anchor.observe('click', function(evt) {
 113                     evt.stop();
 114                     infotoggler.toggle(evt);
 115                 });
 116                 document.observe('toggler:open', function(evt) {
 117                     if (evt.memo === infotoggler) {
 118                         // XXX: update informations
 119                     }
 120                 });
 121             }
 122             return infotoggler;
 123         };
 124     return {
 125         viewmode: function() {
 126             getdeck().setIndex(0);
 127             if ($("path-infos")) {
 128                 getinfotoggler();
 129                 getinfotoggler().close();
 130                 $("path-infos").show();
 131             }
 132         },
 133         editmode: function() {
 134             getdeck().setIndex(1);
 135             if ($("path-infos")) {
 136                 $("path-infos").hide();
 137             }
 138         }
 139     };
 140 }());
 141
 142 OpenLayers.Handler.SyjModifiablePath = OpenLayers.Class(OpenLayers.Handler.ModifiablePath, {
 143     mouseup: function(evt) {
 144         // do not add a point when navigating
 145         var mapControls = this.control.map.controls, idx, ctrl;
 146
 147         for (idx = mapControls.length; idx-->0; ) {
 148             ctrl = mapControls[idx];
 149             if (this.isCtrlNavigationActive(ctrl, evt)) {
 150                 return true;
 151             }
 152         }
 153         return OpenLayers.Handler.ModifiablePath.prototype.mouseup.apply(this, arguments);
 154     },
 155
 156     addPoints: function(pixel) {
 157         // redraw before last point. As we have a special style for last point, we
 158         // need to redraw before last point after adding a new point (otherwise, it
 159         // keeps special style forever)
 160         var oldpoint = this.point;
 161         OpenLayers.Handler.ModifiablePath.prototype.addPoints.apply(this, arguments);
 162         this.layer.drawFeature(oldpoint);
 163     },
 164
 165     isCtrlNavigationActive: function(ctrl, evt) {
 166         var tolerance = 4, xDiff, yDiff;
 167
 168         if (!(ctrl instanceof OpenLayers.Control.Navigation)) {
 169             return false;
 170         }
 171
 172         if (ctrl.zoomBox &&
 173             ctrl.zoomBox.active &&
 174             ctrl.zoomBox.handler &&
 175             ctrl.zoomBox.handler.active &&
 176             ctrl.zoomBox.handler.dragHandler &&
 177             ctrl.zoomBox.handler.dragHandler.start) {
 178             return true;
 179         }
 180
 181         if (!ctrl.dragPan ||
 182             !ctrl.dragPan.active ||
 183             !ctrl.dragPan.handler ||
 184             !ctrl.dragPan.handler.started ||
 185             !ctrl.dragPan.handler.start) {
 186             return false;
 187         }
 188
 189         // if mouse moved 4 or less pixels, consider it has not moved.
 190         tolerance = 4;
 191
 192         xDiff = evt.xy.x - ctrl.dragPan.handler.start.x;
 193         yDiff = evt.xy.y - ctrl.dragPan.handler.start.y;
 194
 195         if (Math.sqrt(Math.pow(xDiff,2) + Math.pow(yDiff,2)) <= tolerance) {
 196             return false;
 197         }
 198         return true;
 199     },
 200
 201     finalize: function(cancel) {
 202         // do nothing. We don't want to finalize path
 203     }
 204 });
 205
 206 var styleMap = {
 207     edit: new OpenLayers.StyleMap({
 208         "default": new OpenLayers.Style({
 209             pointRadius: "${radius}", // sized according to type attribute
 210             fillColor: "#ffcc66",
 211             strokeColor: "#ff9933",
 212             strokeWidth: 2,
 213             strokeOpacity: "${opacity}",
 214             fillOpacity: "${opacity}"
 215         },
 216         {
 217             context: {
 218                 radius: function(feature) {
 219                     var features;
 220
 221                     if (!(feature.geometry instanceof OpenLayers.Geometry.Point)) {
 222                         return 0;
 223                     }
 224                     if (feature.type === "middle") {
 225                         return 4;
 226                     }
 227                     features = feature.layer.features;
 228                     if (OpenLayers.Util.indexOf(features, feature) === 0) {
 229                         return 5;
 230                     } else if (OpenLayers.Util.indexOf(features, feature) === features.length - 1) {
 231                         return 5;
 232                     }
 233                     return 3;
 234                 },
 235                 opacity: function (feature) {
 236                     if (feature.type === "middle") {
 237                         return 0.5;
 238                     } else {
 239                         return 1;
 240                     }
 241                 }
 242             }
 243         }),
 244
 245         "select": new OpenLayers.Style({
 246             externalGraphic: "icons/delete.png",
 247             graphicHeight: 16
 248         }),
 249
 250         "select_for_canvas": new OpenLayers.Style({
 251             strokeColor: "blue",
 252             fillColor: "lightblue"
 253         })
 254
 255     }),
 256
 257     view: new OpenLayers.StyleMap({
 258         "default": new OpenLayers.Style({
 259             strokeColor: "blue",
 260             strokeWidth: 5,
 261             strokeOpacity: 0.7
 262         })
 263     })
 264 };
 265
 266 var WGS84 = new OpenLayers.Projection("EPSG:4326");
 267 var Mercator = new OpenLayers.Projection("EPSG:900913");
 268
 269 var SYJView = {
 270     viewLayer: null,
 271     editControl: null,
 272     map: null,
 273     wkt: new OpenLayers.Format.WKT({ internalProjection: Mercator, externalProjection: WGS84 }),
 274     needsFormResubmit: false,
 275     unsavedRoute: null,
 276     mode: 'view',
 277
 278     init: function() {
 279         var externalGraphic, baseURL, baseLayer, layerOptions, hidemessenger;
 280
 281         // is svg context, opera does not resolve links with base element is svg context
 282         externalGraphic = styleMap.edit.styles.select.defaultStyle.externalGraphic;
 283         baseURL = document.getElementsByTagName("base")[0].href;
 284         styleMap.edit.styles.select.defaultStyle.externalGraphic = baseURL + externalGraphic;
 285
 286         this.map = new OpenLayers.Map('map', {
 287             controls: [
 288                 new OpenLayers.Control.Navigation(),
 289                 new OpenLayers.Control.PanZoom(),
 290                 new OpenLayers.Control.Attribution()
 291             ],
 292             theme: null
 293         });
 294
 295         baseLayer = new OpenLayers.Layer.OSM("OSM", [
 296                 'http://a.tile.openstreetmap.org/${z}/${x}/${y}.png',
 297                 'http://b.tile.openstreetmap.org/${z}/${x}/${y}.png',
 298                 'http://c.tile.openstreetmap.org/${z}/${x}/${y}.png'],
 299                 { attribution: SyjStrings.osmAttribution });
 300
 301         layerOptions = {format:     OpenLayers.Format.WKT,
 302                         projection: WGS84,
 303                         styleMap:   styleMap.view,
 304                         attribution: SyjStrings.geomAttribution };
 305
 306         this.viewLayer = new OpenLayers.Layer.Vector("View Layer", layerOptions);
 307         this.map.addLayers([baseLayer, this.viewLayer]);
 308
 309         if ($("edit-btn")) {
 310             $("edit-btn").observe('click', function() {
 311                 $("geom_submit").value = SyjStrings.editAction;
 312                 this.messenger.clearMessages();
 313                 this.editMode();
 314                 this.mode = 'edit';
 315             }.bind(this));
 316         }
 317
 318         if ($("create-btn")) {
 319             $("create-btn").observe('click', function() {
 320                 $("geom_submit").value = SyjStrings.createAction;
 321                 this.messenger.clearMessages();
 322                 this.editMode();
 323                 this.mode = 'create';
 324             }.bind(this));
 325         }
 326
 327         if ($("clone-btn")) {
 328             $("clone-btn").observe('click', function() {
 329                 $("geom_submit").value = SyjStrings.cloneAction;
 330                 $("geom_title").value = "";
 331                 this.messenger.clearMessages();
 332                 this.editMode();
 333                 this.mode = 'create';
 334             }.bind(this));
 335         }
 336
 337         $("geomform").ajaxize({
 338                 presubmit: this.prepareForm.bind(this),
 339                 onSuccess: this.saveSuccess.bind(this),
 340                 onFailure: this.saveFailure.bind(this)
 341                 });
 342         SyjSaveUI.init();
 343
 344         this.messenger = $('message');
 345         hidemessenger = this.messenger.empty();
 346         new CloseBtn(this.messenger, {
 347             style: {
 348                 margin: "-1em"
 349             }
 350         });
 351         if (hidemessenger) {
 352             this.messenger.hide();
 353         }
 354
 355         if (typeof gInitialGeom !== "undefined" && typeof gInitialGeom.data !== "undefined") {
 356             this.viewLayer.addFeatures([this.wkt.read(gInitialGeom.data)]);
 357             // XXX: ie has not guessed height of map main div yet during map
 358             // initialisation. Now, it will read it correctly.
 359             this.map.updateSize();
 360             this.map.zoomToExtent(this.viewLayer.getDataExtent());
 361         } else {
 362             this.initMaPos(gInitialPos);
 363         }
 364
 365         $("map-overlay").hide();
 366         $("geom_upload").observe('change', function(evt) {
 367             var file = null, reader = null, readerror = null;
 368             if (window.FileList && window.FileReader) {
 369                 file = evt.target.files[0];
 370                 reader = new FileReader();
 371                 readerror = function() {
 372                     this.messenger.setMessage(SyjStrings.uploadFileError, "warn");
 373                 }.bind(this);
 374                 reader.onload = function(evt) {
 375                     var data = null, results = null, engine = null, vector = null, i = 0, format = null, formats = ['KML', 'GPX', 'GeoJSON'];
 376
 377                     $("geom_upload_container").removeClassName("disabled");
 378                     $("geom_upload").disabled = false;
 379                     if (evt.error) {
 380                         readerror();
 381                         return;
 382                     }
 383                     data = evt.target.result;
 384
 385                     for (i = 0; i < formats.length; i++) {
 386                         format = formats[i];
 387                         engine = new OpenLayers.Format[format]({ internalProjection: Mercator, externalProjection: WGS84 });
 388                         try {
 389                             results = engine.read(data);
 390                         } catch(e) {
 391                         }
 392                         if (results && results.length) {
 393                             break;
 394                         }
 395                     }
 396                     if (!results || !results.length) {
 397                         readerror();
 398                         return;
 399                     }
 400
 401                     vector = results[0];
 402                     if (vector.geometry.CLASS_NAME !== "OpenLayers.Geometry.LineString") {
 403                         readerror();
 404                         return;
 405                     }
 406                     // merge linestrings for gpx containting multiple trkseg elements.
 407                     if (format === 'GPX') {
 408                       for (i = 1; i < results.length; i++) {
 409                         vector.geometry.addComponents(results[i].geometry.components);
 410                       }
 411                     }
 412                     this.viewLayer.addFeatures([vector]);
 413                     this.map.zoomToExtent(this.viewLayer.getDataExtent());
 414
 415                     if ($("edit-btn")) {
 416                         $("edit-btn").click();
 417                     } else if ($("create-btn")) {
 418                         $("create-btn").click();
 419                     }
 420
 421                     if (this.editControl.handler.realPoints.length < 2) {
 422                         SyjSaveUI.disable();
 423                     } else {
 424                        SyjSaveUI.enable();
 425                     }
 426
 427                     if (vector.data && vector.data.name) {
 428                         $("geom_title").value = vector.data.name;
 429                     }
 430                 }.bind(this);
 431                 $("geom_upload_container").addClassName("disabled");
 432                 $("geom_upload").disabled = true;
 433                 reader.readAsText(file);
 434                 return;
 435             }
 436             $("map-overlay").show();
 437             SyjSaveUI.enable();
 438             this.editControl.deactivate();
 439         }.bind(this));
 440
 441         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 442         SYJPathLength.update();
 443     },
 444
 445     initMaPos: function (aPos) {
 446         var extent = null, center = null, zoom = 0;
 447
 448         if (aPos.hasOwnProperty('lon') && aPos.hasOwnProperty('lat') && aPos.hasOwnProperty('zoom')) {
 449             center = new OpenLayers.LonLat(parseFloat(aPos.lon), parseFloat(aPos.lat)).transform(WGS84, Mercator);
 450             zoom = parseInt(aPos.zoom, 10);
 451         } else if (aPos.hasOwnProperty('minlon') && aPos.hasOwnProperty('minlat')
 452                     && aPos.hasOwnProperty('maxlon') && aPos.hasOwnProperty('maxlat')) {
 453             extent = new OpenLayers.Bounds(aPos.minlon, aPos.minlat, aPos.maxlon, aPos.maxlat)
 454                                          .transform(WGS84, Mercator);
 455         } else {
 456             extent = new OpenLayers.Bounds(-160, -70, 160, 70).transform(WGS84, Mercator);
 457         }
 458
 459         if (extent) {
 460             this.map.zoomToExtent(extent);
 461         } else {
 462             this.map.setCenter(center, zoom);
 463         }
 464     },
 465
 466     observer: function(evt) {
 467         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 468             this.messenger.clearMessages();
 469         }
 470     },
 471
 472     prepareForm: function(form) {
 473         if (!LoginMgr.logged && !$("geom_accept").checked) {
 474             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 475             $("geom_accept_container").highlight('#F08080');
 476             $("geom_accept").activate();
 477             return false;
 478         }
 479
 480         var line, realPoints, idx;
 481
 482         line = new OpenLayers.Geometry.LineString();
 483         realPoints = this.editControl.handler.realPoints;
 484         for (idx = 0; idx < realPoints.length; idx++) {
 485             line.addComponent(realPoints[idx].geometry.clone());
 486         }
 487         this.viewLayer.addFeatures(new OpenLayers.Feature.Vector(line));
 488
 489         this.viewMode();
 490
 491         if (line.components.length) {
 492             $("geom_data").value = this.wkt.write(new OpenLayers.Feature.Vector(line));
 493         } else {
 494             $("geom_data").value = "";
 495         }
 496
 497         if (this.mode === "edit" && typeof gLoggedInfo.pathid !== "undefined") {
 498             $("geomform").setAttribute("action", "path/" + gLoggedInfo.pathid.toString() + '/update');
 499         } else {
 500             $("geomform").setAttribute("action", "path");
 501         }
 502         this.needsFormResubmit = false;
 503         SyjSaveUI.disable.bind(SyjSaveUI).defer();
 504         this.messenger.clearMessages();
 505         return true;
 506     },
 507
 508     viewMode: function() {
 509         var handler = this.editControl.handler;
 510         OpenLayers.Handler.ModifiablePath.prototype.finalize.apply(handler, arguments);
 511         // we need to recreate them on next createFeature; otherwise
 512         // they'll reference destroyed features
 513         delete(handler.handlers.drag);
 514         delete(handler.handlers.feature);
 515         this.editControl.deactivate();
 516     },
 517
 518     editMode: function() {
 519         var components, point0, point, pixels, pixel, idx;
 520
 521         this.initEditControl();
 522
 523         this.editControl.activate();
 524         if (this.viewLayer.features.length) {
 525             components = this.viewLayer.features[0].geometry.components;
 526             point0 = components[0];
 527             if (point0) {
 528                 pixel = this.map.getPixelFromLonLat(new OpenLayers.LonLat(point0.x, point0.y));
 529                 this.editControl.handler.createFeature(pixel);
 530                 this.editControl.handler.lastUp = pixel;
 531                 pixels = [];
 532                 for (idx = 1; idx < components.length; idx++) {
 533                     point = components[idx];
 534                     pixels.push(this.map.getPixelFromLonLat(new OpenLayers.LonLat(point.x, point.y)));
 535                 }
 536                 this.editControl.handler.addPoints(pixels);
 537             }
 538             this.unsavedRoute = {
 539                 features: this.viewLayer.features.invoke('clone'),
 540                 title: $("geom_title").value
 541             };
 542         }
 543
 544         this.viewLayer.destroyFeatures();
 545
 546         SYJDataUi.editmode();
 547         if (this.editControl.handler.realPoints && this.editControl.handler.realPoints.length >= 2) {
 548             SyjSaveUI.disableSubmit();
 549         } else {
 550             SyjSaveUI.disable();
 551         }
 552     },
 553
 554     initEditControl: function() {
 555         var styles;
 556
 557         if (this.editControl) {
 558             return;
 559         }
 560
 561         this.editControl = new OpenLayers.Control.DrawFeature(new OpenLayers.Layer.Vector(), OpenLayers.Handler.SyjModifiablePath, {
 562             callbacks: {
 563                 modify: function(f, line) {
 564                     SYJPathLength.update();
 565
 566                     var npoints = this.handler.realPoints.length;
 567                     if (npoints === 0) {
 568                         $("geom_upload_container").show();
 569                         SYJView.unsavedRoute = null;
 570                     } else {
 571                         if (!SYJView.unsavedRoute) {
 572                             SYJView.unsavedRoute = {};
 573                         }
 574                     }
 575
 576                     if (npoints < 2) {
 577                         SyjSaveUI.disable();
 578                     } else {
 579                         SyjSaveUI.enable();
 580                     }
 581                 },
 582                 create: function(f, line) {
 583                     this.messenger.clearMessages();
 584                     $("geom_upload_container").hide();
 585                 }.bind(this)
 586             },
 587
 588             handlerOptions: {
 589                 layerOptions: {
 590                     styleMap: styleMap.edit
 591                 }
 592             }
 593         });
 594         this.map.addControl(this.editControl);
 595         if (this.editControl.layer.renderer instanceof OpenLayers.Renderer.Canvas) {
 596             // using externalGraphic with canvas renderer is definitively too buggy
 597             styles = this.editControl.handler.layerOptions.styleMap.styles;
 598             styles.select = styles.select_for_canvas;
 599         }
 600     },
 601
 602     saveSuccess: function(transport) {
 603       // server sends and empty response on success. If we get a response, that
 604       // probably means an error or warning has been printed by server.
 605       if (!transport.responseJSON && transport.responseText.length) {
 606           this.saveFailure(null, 500);
 607           return;
 608       }
 609
 610       this.unsavedRoute = null;
 611       if (transport.responseJSON && (typeof transport.responseJSON.redirect === "string")) {
 612           location = transport.responseJSON.redirect;
 613           return;
 614       }
 615
 616       this.messenger.setMessage(SyjStrings.saveSuccess, "success");
 617       SYJDataUi.viewmode();
 618       document.title = $('geom_title').value;
 619     },
 620
 621     saveFailure: function(transport, httpCode) {
 622         var message = "";
 623         if (typeof httpCode === "undefined") {
 624             httpCode = transport? transport.getStatus(): 0;
 625         }
 626
 627         switch (httpCode) {
 628             case 0:
 629                 message = SyjStrings.notReachedError;
 630             break;
 631             case 400:
 632             case 404:
 633                 message = SyjStrings.requestError;
 634             break;
 635             case 403:
 636                 message = "";
 637                 SYJLogin.messenger.setMessage(SyjStrings.loginNeeded, "warn");
 638                 SYJLogin.modalbox.show();
 639                 this.needsFormResubmit = true;
 640             break;
 641             case 410:
 642                 message = SyjStrings.gonePathError;
 643             break;
 644             case 500:
 645                 message = SyjStrings.serverError;
 646                 this.needsFormResubmit = true;
 647             break;
 648             default:
 649                 message = SyjStrings.unknownError;
 650             break;
 651         }
 652
 653         this.editMode();
 654         // is some cases, we let the user resubmit, in some other cases, he
 655         // needs to modify the path before submitting again
 656         if (this.needsFormResubmit) {
 657             SyjSaveUI.enable();
 658         }
 659
 660         this.messenger.setMessage(message, "error");
 661     }
 662 };
 663
 664 var SYJModalClass = Class.create({
 665     type: "",
 666
 667     init: function() {
 668         this.area = $(this.type + '_area');
 669         this.messenger = $(this.type + "_message");
 670         this.modalbox = new SimpleBox(this.area, {
 671             closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 672         });
 673
 674         var anchor = $(this.type + '_control_anchor');
 675         var parent = anchor.up('.menu-item');
 676         if (parent) {
 677             anchor = parent;
 678         }
 679         anchor.observe("click", function(evt) {
 680             this.modalbox.show();
 681             evt.stop();
 682         }.bindAsEventListener(this));
 683
 684         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 685         document.observe('simplebox:hidden', this.observer.bindAsEventListener(this));
 686
 687         $(this.type + "form").ajaxize({
 688             presubmit: this.presubmit.bind(this),
 689             onSuccess: this.success.bind(this),
 690             onFailure: this.failure.bind(this)
 691         });
 692     },
 693
 694     checkNotEmpty: function(input, message) {
 695         if ($(input).value.strip().empty()) {
 696             this.messenger.setMessage(message, "warn");
 697             $(input).highlight('#F08080').activate();
 698             return false;
 699         }
 700         return true;
 701     },
 702
 703     observer: function(evt) {
 704         var simplebox, input;
 705
 706         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 707             simplebox = evt.memo;
 708             if (simplebox === this.modalbox) {
 709                 input = this.area.select('input[type="text"]')[0];
 710                 (function () {
 711                     input.activate();
 712                 }.defer());
 713             } else {
 714                 this.modalbox.hide();
 715             }
 716
 717         } else if (evt.eventName === "simplebox:hidden" && evt.memo.element !== $("termsofusearea")) {
 718             simplebox = evt.memo;
 719             if (simplebox === this.modalbox) {
 720                 this.reset();
 721             }
 722         }
 723     },
 724
 725     failure: function(transport) {
 726         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
 727
 728         if (transport) {
 729             httpCode = transport.getStatus();
 730         }
 731
 732         switch (httpCode) {
 733             case 0:
 734                 message = SyjStrings.notReachedError;
 735             break;
 736             case 400:
 737             case 404:
 738             case 410:
 739                 message = SyjStrings.requestError;
 740             break;
 741             case 500:
 742                 message = SyjStrings.serverError;
 743             break;
 744         }
 745
 746         this.messenger.setMessage(message, "error");
 747         input = this.area.select('input[type="text"]')[0];
 748         input.highlight('#F08080').activate();
 749     },
 750
 751     reset: function() {
 752         this.messenger.clearMessages();
 753         this.area.select('.message').invoke('setMessageStatus', null);
 754     }
 755 });
 756
 757 var SYJUserClass = Class.create(SYJModalClass, {
 758     type: "user",
 759     toubox: null,
 760
 761     init: function($super) {
 762         $super();
 763         $("termsofusearea").hide();
 764
 765         var touevt = (function(evt) {
 766             if (evt.type === "keyup" && evt.keyCode !== 32) { // 32 = space
 767                 // allow opening box by pressing space
 768                 return;
 769             }
 770             if (!this.toubox) {
 771                 this.toubox = new SimpleBox($("termsofusearea"), {
 772                     closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 773                 });
 774             }
 775             this.toubox.show();
 776             if (!$("termsofuseiframe").getAttribute("src")) {
 777                 $("termsofusearea").show();
 778                 $("termsofuseiframe").setAttribute("src", evt.target.href);
 779             }
 780             evt.stop();
 781         }).bindAsEventListener(this);
 782
 783         ["click", "keyup"].each(function (evtName) {
 784             $$("#user_termsofuse_anchor, #geom_termsofuse_anchor").invoke('observe', evtName, touevt);
 785         })
 786
 787         $$("#login_area_create > a").invoke('observe', 'click',
 788             function(evt) {
 789                 this.modalbox.show();
 790                 evt.stop();
 791             }.bindAsEventListener(this));
 792
 793         $("user_pseudo-desc").hide();
 794         $("user_pseudo").observe('contentchange', function(evt) {
 795             var value = evt.target.value;
 796             PseudoChecker.reset();
 797             if (value && !(value.match(/^[a-zA-Z0-9_.]+$/))) {
 798                 $("user_pseudo-desc").show().setMessageStatus("warn");
 799             } else {
 800                 $("user_pseudo-desc").hide();
 801             }
 802         }).timedobserve(function() {
 803             PseudoChecker.check();
 804         });
 805
 806         $("user_password").observe('contentchange', function(evt) {
 807             if (evt.target.value.length < 6) {
 808                 $("user_password-desc").setMessageStatus("warn");
 809             } else {
 810                 $("user_password-desc").setMessageStatus("success");
 811             }
 812         }.bindAsEventListener(this));
 813
 814         $('account-create-anchor').insert({after: new Toggler('account-info').element});
 815     },
 816
 817     presubmit: function() {
 818         this.messenger.clearMessages();
 819         PseudoChecker.reset();
 820         if (!(this.checkNotEmpty("user_pseudo", SyjStrings.userEmptyWarn))) {
 821             return false;
 822         }
 823
 824         if (!($("user_pseudo").value.match(/^[a-zA-Z0-9_.]+$/))) {
 825             $("user_pseudo-desc").show().setMessageStatus("warn");
 826             $("user_pseudo").highlight('#F08080').activate();
 827             return false;
 828         }
 829
 830         if (PseudoChecker.exists[$("user_pseudo").value]) {
 831             PseudoChecker.availableMessage(false);
 832             $("user_pseudo").highlight('#F08080').activate();
 833             return false;
 834         }
 835
 836         if (!(this.checkNotEmpty("user_password", SyjStrings.passwordEmptyWarn))) {
 837             return false;
 838         }
 839
 840         if ($("user_password").value.length < 6) {
 841             $("user_password-desc").setMessageStatus("warn");
 842             $("user_password").highlight('#F08080').activate();
 843             return false;
 844         }
 845
 846         if ($("user_password").value !== $("user_password_confirm").value) {
 847             this.messenger.setMessage(SyjStrings.passwordNoMatchWarn, "warn");
 848             $("user_password").highlight('#F08080').activate();
 849             return false;
 850         }
 851
 852         if (!(this.checkNotEmpty("user_email", SyjStrings.emailEmptyWarn))) {
 853             return false;
 854         }
 855
 856         if (!$("user_accept").checked) {
 857             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 858             $("user_accept_container").highlight('#F08080');
 859             $("user_accept").activate();
 860             return false;
 861         }
 862
 863         this.reset();
 864         return true;
 865     },
 866
 867     success: function(transport) {
 868         if (!transport.responseJSON ||
 869             typeof transport.responseJSON.pseudo !== "string"
 870             ) {
 871             this.messenger.setMessage(SyjStrings.unknownError, "error");
 872             return;
 873         }
 874
 875         LoginMgr.login(transport.responseJSON.pseudo);
 876         SYJView.messenger.setMessage(SyjStrings.userSuccess, "success");
 877         this.modalbox.hide();
 878         if (SYJView.needsFormResubmit) {
 879             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 880             $("geom_submit").activate();
 881         }
 882     },
 883
 884     failure: function($super, transport) {
 885         var httpCode = 0, focusInput = null, message = "";
 886
 887         if (transport) {
 888             httpCode = transport.getStatus();
 889         }
 890
 891         focusInput = null;
 892         message = "";
 893
 894         switch (httpCode) {
 895             case 400:
 896                 if (transport.responseJSON) {
 897                     switch (transport.responseJSON.message) {
 898                         case "invalidemail":
 899                             message = SyjStrings.emailInvalidWarn;
 900                             focusInput = $("user_email");
 901                         break;
 902                         case "uniquepseudo":
 903                             PseudoChecker.availableMessage(false);
 904                             focusInput = $("user_pseudo");
 905                         break;
 906                         case "uniqueemail":
 907                             message = SyjStrings.uniqueEmailError;
 908                             focusInput = $("user_email");
 909                         break;
 910                     }
 911                 }
 912             break;
 913         }
 914
 915         if (focusInput) {
 916             if (message) {
 917                 this.messenger.setMessage(message, "error");
 918             }
 919             focusInput.highlight('#F08080').activate();
 920             return;
 921         }
 922
 923         $super(transport);
 924     }
 925 });
 926 var SYJUser = new SYJUserClass();
 927
 928 var SYJLoginClass = Class.create(SYJModalClass, {
 929     type: "login",
 930
 931     init: function($super) {
 932         $super();
 933     },
 934
 935     presubmit: function() {
 936         this.messenger.clearMessages();
 937         if (!(this.checkNotEmpty("login_user", SyjStrings.userEmptyWarn))) {
 938             return false;
 939         }
 940
 941         this.reset();
 942         return true;
 943     },
 944
 945     success: function(transport) {
 946         if (!transport.responseJSON ||
 947             typeof transport.responseJSON.iscreator !== "boolean" ||
 948             typeof transport.responseJSON.pseudo !== "string"
 949             ) {
 950             this.messenger.setMessage(SyjStrings.unknownError, "error");
 951             return;
 952         }
 953         LoginMgr.login(transport.responseJSON.pseudo, transport.responseJSON.iscreator);
 954
 955         SYJView.messenger.setMessage(SyjStrings.loginSuccess, "success");
 956         this.modalbox.hide();
 957         if (SYJView.needsFormResubmit) {
 958             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 959             $("geom_submit").activate();
 960         }
 961     },
 962
 963     failure: function($super, transport) {
 964         var httpCode = 0, focusInput = null, message = "";
 965
 966         if (transport) {
 967             httpCode = transport.getStatus();
 968         }
 969
 970         focusInput = null;
 971         message = "";
 972
 973         switch (httpCode) {
 974             case 403:
 975                 message = SyjStrings.loginFailure;
 976                 focusInput = $("login_user");
 977             break;
 978         }
 979
 980         if (message) {
 981             this.messenger.setMessage(message, "error");
 982             if (focusInput) {
 983                 focusInput.highlight('#F08080').activate();
 984             }
 985             return;
 986         }
 987
 988         $super(transport);
 989     }
 990 });
 991 var SYJLogin = new SYJLoginClass();
 992
 993 var SYJNewpwdClass = Class.create(SYJModalClass, {
 994     type: "newpwd",
 995
 996     presubmit: function() {
 997         if (!(this.checkNotEmpty("newpwd_email", SyjStrings.emailEmptyWarn))) {
 998             return false;
 999         }
1000         this.reset();
1001         return true;
1002     },
1003     success: function(transport) {
1004         SYJView.messenger.setMessage(SyjStrings.newpwdSuccess, "success");
1005         this.modalbox.hide();
1006     }
1007
1008 });
1009 var SYJNewpwd = new SYJNewpwdClass();
1010
1011 var LoginMgr = Object.extend(gLoggedInfo, {
1012     controlsdeck: null,
1013
1014     updateUI: function() {
1015         if (!this.controlsdeck) {
1016             this.controlsdeck = new Deck("login_controls");
1017         }
1018         if (this.logged) {
1019             this.controlsdeck.setIndex(1);
1020             $$(".logged-hide").invoke('hide');
1021             $$(".logged-show").invoke('show');
1022         } else {
1023             this.controlsdeck.setIndex(0);
1024             $$(".logged-hide").invoke('show');
1025             $$(".logged-show").invoke('hide');
1026         }
1027
1028         if ($("edit-btn")) {
1029             if (this.iscreator && SYJView.mode === 'view') {
1030                 $("edit-btn").show();
1031             } else {
1032                 $("edit-btn").hide();
1033             }
1034         }
1035     },
1036
1037     login: function(aPseudo, aIsCreator) {
1038         if (typeof aIsCreator === "boolean") {
1039             this.iscreator = aIsCreator;
1040         }
1041         this.logged = true;
1042         $$('.logged-pseudo').each(function(elt) {
1043             $A(elt.childNodes).filter(function(node) {
1044                 return (node.nodeType === 3 || node.tagName.toLowerCase() === 'br');
1045             }).each(function(node) {
1046                 node.nodeValue = node.nodeValue.replace('%s', aPseudo);
1047             });
1048         });
1049         this.updateUI();
1050     }
1051 });
1052
1053 var PseudoChecker = {
1054     req: null,
1055     exists: {},
1056     currentvalue: null,
1057     messageelt: null,
1058     throbber: null,
1059
1060     message: function(str, status, throbber) {
1061         var row;
1062         if (!this.messageelt) {
1063             row = new Element('tr');
1064             // we can't use row.update('<td></td><td><div></div></td>')
1065             // because gecko would mangle the <td>s
1066             row.insert(new Element('td'))
1067                .insert((new Element('td')).update(new Element('div')));
1068
1069             $("user_pseudo").up('tr').insert({after: row});
1070             this.messageelt = new Element('span');
1071             this.throbber = new Element("img", { src: "icons/throbber.gif"});
1072             row.down('div').insert(this.throbber).insert(this.messageelt);
1073         }
1074         if (throbber) {
1075             this.throbber.show();
1076         } else {
1077             this.throbber.hide();
1078         }
1079         this.messageelt.up().setStyle({visibility: ''});
1080         this.messageelt.className = status;
1081         this.messageelt.update(str);
1082     },
1083
1084     availableMessage: function(available) {
1085         var message = available ? SyjStrings.availablePseudo: SyjStrings.unavailablePseudo,
1086             status = available ? "success": "warn";
1087         this.message(message, status, false);
1088     },
1089
1090     reset: function() {
1091         if (this.req) {
1092             this.req.abort();
1093             this.req = this.currentvalue = null;
1094         }
1095         if (this.messageelt) {
1096             this.messageelt.up().setStyle({visibility: 'hidden'});
1097         }
1098     },
1099
1100     check: function() {
1101         var pseudo = $("user_pseudo").value;
1102
1103         this.reset();
1104
1105         if (!pseudo || !(pseudo.match(/^[a-zA-Z0-9_.]+$/))) {
1106             return;
1107         }
1108
1109         if (typeof this.exists[pseudo] === "boolean") {
1110             this.reset();
1111             this.availableMessage(!this.exists[pseudo]);
1112             return;
1113         }
1114
1115         this.message(SyjStrings.pseudoChecking, "", true);
1116
1117         this.currentvalue = pseudo;
1118         this.req = new Ajax.TimedRequest('userexists/' + encodeURIComponent(pseudo), 20, {
1119             onFailure: this.failure.bind(this),
1120             onSuccess: this.success.bind(this)
1121         });
1122     },
1123
1124     failure: function(transport) {
1125         var httpCode = 0, value = this.currentvalue;
1126
1127         if (transport) {
1128             httpCode = transport.getStatus();
1129         }
1130         this.reset();
1131         if (httpCode === 404) {
1132             this.exists[value] = false;
1133             this.availableMessage(true);
1134         }
1135
1136     },
1137
1138     success: function(transport) {
1139         var httpCode = transport.getStatus(), value = this.currentvalue;
1140         this.reset();
1141         this.exists[value] = true;
1142         this.availableMessage(false);
1143     }
1144 };
1145
1146 var Nominatim = (function() {
1147     var presubmit = function() {
1148         var input = $("nominatim-search");
1149         if (input.value.strip().empty()) {
1150             $("nominatim-message").setMessage(SyjStrings.notEmptyField, "warn");
1151             input.activate();
1152             return false;
1153         }
1154         $("nominatim-suggestions").hide();
1155         $("nominatim-message").hide();
1156         $("nominatim-throbber").show();
1157         return true;
1158     };
1159
1160     var zoomToExtent = function(bounds) { // we must call map.setCenter with forceZoomChange to true. See ol#2798
1161         var center = bounds.getCenterLonLat();
1162         if (this.baseLayer.wrapDateLine) {
1163             var maxExtent = this.getMaxExtent();
1164             bounds = bounds.clone();
1165             while (bounds.right < bounds.left) {
1166                 bounds.right += maxExtent.getWidth();
1167             }
1168             center = bounds.getCenterLonLat().wrapDateLine(maxExtent);
1169         }
1170         this.setCenter(center, this.getZoomForExtent(bounds), false, true);
1171     };
1172
1173     var success = function(transport) {
1174         $("nominatim-throbber").hide();
1175
1176         if (!transport.responseJSON || !transport.responseJSON.length) {
1177             $("nominatim-message").setMessage(SyjStrings.noResult, 'error');
1178             $("nominatim-search").activate();
1179             return;
1180         }
1181
1182         var place = transport.responseJSON[0],
1183             bbox = place.boundingbox;
1184
1185         if (!bbox || bbox.length !== 4) {
1186             $("nominatim-message").setMessage(SyjStrings.requestError, 'error');
1187             return;
1188         }
1189
1190         extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1191         zoomToExtent.call(SYJView.map, extent);
1192
1193         $("nominatim-suggestions-list").update();
1194
1195         var clickhandler = function(bbox) {
1196             return function(evt) {
1197                 evt.stop();
1198                 var extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1199                 $("nominatim-suggestions-list").select("li").invoke('removeClassName', 'current');
1200                 evt.target.up('li').addClassName('current');
1201                 SYJView.map.zoomToExtent(extent);
1202             };
1203         };
1204
1205         var i;
1206         for (i = 0; i < transport.responseJSON.length; i++) {
1207             var item = transport.responseJSON[i];
1208             if (item.display_name && item.boundingbox && item.boundingbox.length === 4) {
1209                 var li = new Element("li");
1210                 var anchor = new Element("a", {
1211                     href: "",
1212                     className: "nominatim-suggestions-link"
1213                 });
1214
1215                 anchor.observe('click', clickhandler(item.boundingbox));
1216                 Element.text(anchor, item.display_name);
1217
1218                 var icon = new Element("img", {
1219                     className: "nominatim-suggestions-icon",
1220                     src: item.icon || 'icons/world.png'
1221                 });
1222                 li.insert(icon).insert(anchor);
1223                 $("nominatim-suggestions-list").insert(li);
1224                 if ($("nominatim-suggestions-list").childNodes.length >= 6) {
1225                     break;
1226                 }
1227             }
1228         }
1229
1230         if ($("nominatim-suggestions-list").childNodes.length > 1) {
1231             var bottomOffset = $('data_controls').measure('height') + 3;
1232             $("nominatim-suggestions").setStyle({
1233                 bottom: (document.viewport.getHeight() - $('data_controls').cumulativeOffset().top + 3).toString() + 'px'
1234             }).show();
1235             $("nominatim-suggestions-list").select("li:first-child")[0].addClassName('current');
1236         } else {
1237             $("nominatim-suggestions").hide();
1238         }
1239
1240     };
1241
1242     var failure = function(transport) {
1243         $("nominatim-throbber").hide();
1244
1245         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
1246
1247         if (transport) {
1248             httpCode = transport.getStatus();
1249         }
1250
1251         switch (httpCode) {
1252             case 0:
1253                 message = SyjStrings.notReachedError;
1254             break;
1255             case 400:
1256             case 404:
1257                 message = SyjStrings.requestError;
1258             break;
1259             case 500:
1260                 message = SyjStrings.serverError;
1261             break;
1262         }
1263
1264         $("nominatim-message").setMessage(message, 'error');
1265     };
1266
1267     return {
1268         init: function() {
1269             if (!$("nominatim-form")) {
1270                return;
1271             }
1272             $("nominatim-controls").hide();
1273             $("nominatim-label").observe('click', function(evt) {
1274                 $("nominatim-controls").show();
1275                 $("nominatim-search").activate();
1276                 evt.stop();
1277             });
1278
1279             $("nominatim-form").ajaxize({
1280                 presubmit: presubmit,
1281                 onSuccess: success,
1282                 onFailure: failure
1283               });
1284             new CloseBtn($("nominatim-suggestions"));
1285
1286             $$("#nominatim-message, #nominatim-suggestions, #nominatim-throbber").invoke('hide');
1287         }
1288     };
1289 }());
1290
1291 document.observe("dom:loaded", function() {
1292     SYJLogin.init();
1293     SYJUser.init();
1294     SYJDataUi.viewmode();
1295     SYJView.init();
1296     SYJNewpwd.init();
1297     LoginMgr.updateUI();
1298     Nominatim.init();
1299 });
1300
1301 window.onbeforeunload = function() {
1302     if (SYJView.unsavedRoute) {
1303         return SyjStrings.unsavedConfirmExit;
1304     } else {
1305         return undefined;
1306     }
1307 };