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, formats = ['KML', 'GPX', 'GeoJSON'];
 376
 377                     $("geom_upload_container").removeClassName("disabled");
 378                     $("geom_upload").disabled = false;
 379                     if (evt.error) {
 380                         readerror();
 381                         return;
 382                     }
 383                     data = evt.target.result;
 384
 385                     for (i = 0; i < formats.length; i++) {
 386                         engine = new OpenLayers.Format[formats[i]]({ internalProjection: Mercator, externalProjection: WGS84 });
 387                         try {
 388                             results = engine.read(data);
 389                         } catch(e) {
 390                         }
 391                         if (results && results.length) {
 392                             break;
 393                         }
 394                     }
 395                     if (!results || !results.length) {
 396                         readerror();
 397                         return;
 398                     }
 399
 400                     vector = results[0];
 401                     if (vector.geometry.CLASS_NAME !== "OpenLayers.Geometry.LineString") {
 402                         readerror();
 403                         return;
 404                     }
 405                     this.viewLayer.addFeatures([vector]);
 406                     this.map.zoomToExtent(this.viewLayer.getDataExtent());
 407
 408                     if ($("edit-btn")) {
 409                         $("edit-btn").click();
 410                     } else if ($("create-btn")) {
 411                         $("create-btn").click();
 412                     }
 413
 414                     if (this.editControl.handler.realPoints.length < 2) {
 415                         SyjSaveUI.disable();
 416                     } else {
 417                        SyjSaveUI.enable();
 418                     }
 419
 420                     if (vector.data && vector.data.name) {
 421                         $("geom_title").value = vector.data.name;
 422                     }
 423                 }.bind(this);
 424                 $("geom_upload_container").addClassName("disabled");
 425                 $("geom_upload").disabled = true;
 426                 reader.readAsText(file);
 427                 return;
 428             }
 429             $("map-overlay").show();
 430             SyjSaveUI.enable();
 431             this.editControl.deactivate();
 432         }.bind(this));
 433
 434         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 435         SYJPathLength.update();
 436     },
 437
 438     initMaPos: function (aPos) {
 439         var extent = null, center = null, zoom = 0;
 440
 441         if (aPos.hasOwnProperty('lon') && aPos.hasOwnProperty('lat') && aPos.hasOwnProperty('zoom')) {
 442             center = new OpenLayers.LonLat(parseFloat(aPos.lon), parseFloat(aPos.lat)).transform(WGS84, Mercator);
 443             zoom = parseInt(aPos.zoom, 10);
 444         } else if (aPos.hasOwnProperty('minlon') && aPos.hasOwnProperty('minlat')
 445                     && aPos.hasOwnProperty('maxlon') && aPos.hasOwnProperty('maxlat')) {
 446             extent = new OpenLayers.Bounds(aPos.minlon, aPos.minlat, aPos.maxlon, aPos.maxlat)
 447                                          .transform(WGS84, Mercator);
 448         } else {
 449             extent = new OpenLayers.Bounds(-160, -70, 160, 70).transform(WGS84, Mercator);
 450         }
 451
 452         if (extent) {
 453             this.map.zoomToExtent(extent);
 454         } else {
 455             this.map.setCenter(center, zoom);
 456         }
 457     },
 458
 459     observer: function(evt) {
 460         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 461             this.messenger.clearMessages();
 462         }
 463     },
 464
 465     prepareForm: function(form) {
 466         if (!LoginMgr.logged && !$("geom_accept").checked) {
 467             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 468             $("geom_accept_container").highlight('#F08080');
 469             $("geom_accept").activate();
 470             return false;
 471         }
 472
 473         var line, realPoints, idx;
 474
 475         line = new OpenLayers.Geometry.LineString();
 476         realPoints = this.editControl.handler.realPoints;
 477         for (idx = 0; idx < realPoints.length; idx++) {
 478             line.addComponent(realPoints[idx].geometry.clone());
 479         }
 480         this.viewLayer.addFeatures(new OpenLayers.Feature.Vector(line));
 481
 482         this.viewMode();
 483
 484         if (line.components.length) {
 485             $("geom_data").value = this.wkt.write(new OpenLayers.Feature.Vector(line));
 486         } else {
 487             $("geom_data").value = "";
 488         }
 489
 490         if (this.mode === "edit" && typeof gLoggedInfo.pathid !== "undefined") {
 491             $("geomform").setAttribute("action", "path/" + gLoggedInfo.pathid.toString() + '/update');
 492         } else {
 493             $("geomform").setAttribute("action", "path");
 494         }
 495         this.needsFormResubmit = false;
 496         SyjSaveUI.disable.bind(SyjSaveUI).defer();
 497         this.messenger.clearMessages();
 498         return true;
 499     },
 500
 501     viewMode: function() {
 502         var handler = this.editControl.handler;
 503         OpenLayers.Handler.ModifiablePath.prototype.finalize.apply(handler, arguments);
 504         // we need to recreate them on next createFeature; otherwise
 505         // they'll reference destroyed features
 506         delete(handler.handlers.drag);
 507         delete(handler.handlers.feature);
 508         this.editControl.deactivate();
 509     },
 510
 511     editMode: function() {
 512         var components, point0, point, pixels, pixel, idx;
 513
 514         this.initEditControl();
 515
 516         this.editControl.activate();
 517         if (this.viewLayer.features.length) {
 518             components = this.viewLayer.features[0].geometry.components;
 519             point0 = components[0];
 520             if (point0) {
 521                 pixel = this.map.getPixelFromLonLat(new OpenLayers.LonLat(point0.x, point0.y));
 522                 this.editControl.handler.createFeature(pixel);
 523                 this.editControl.handler.lastUp = pixel;
 524                 pixels = [];
 525                 for (idx = 1; idx < components.length; idx++) {
 526                     point = components[idx];
 527                     pixels.push(this.map.getPixelFromLonLat(new OpenLayers.LonLat(point.x, point.y)));
 528                 }
 529                 this.editControl.handler.addPoints(pixels);
 530             }
 531             this.unsavedRoute = {
 532                 features: this.viewLayer.features.invoke('clone'),
 533                 title: $("geom_title").value
 534             };
 535         }
 536
 537         this.viewLayer.destroyFeatures();
 538
 539         SYJDataUi.editmode();
 540         if (this.editControl.handler.realPoints && this.editControl.handler.realPoints.length >= 2) {
 541             SyjSaveUI.disableSubmit();
 542         } else {
 543             SyjSaveUI.disable();
 544         }
 545     },
 546
 547     initEditControl: function() {
 548         var styles;
 549
 550         if (this.editControl) {
 551             return;
 552         }
 553
 554         this.editControl = new OpenLayers.Control.DrawFeature(new OpenLayers.Layer.Vector(), OpenLayers.Handler.SyjModifiablePath, {
 555             callbacks: {
 556                 modify: function(f, line) {
 557                     SYJPathLength.update();
 558
 559                     var npoints = this.handler.realPoints.length;
 560                     if (npoints === 0) {
 561                         $("geom_upload_container").show();
 562                         SYJView.unsavedRoute = null;
 563                     } else {
 564                         if (!SYJView.unsavedRoute) {
 565                             SYJView.unsavedRoute = {};
 566                         }
 567                     }
 568
 569                     if (npoints < 2) {
 570                         SyjSaveUI.disable();
 571                     } else {
 572                         SyjSaveUI.enable();
 573                     }
 574                 },
 575                 create: function(f, line) {
 576                     this.messenger.clearMessages();
 577                     $("geom_upload_container").hide();
 578                 }.bind(this)
 579             },
 580
 581             handlerOptions: {
 582                 layerOptions: {
 583                     styleMap: styleMap.edit
 584                 }
 585             }
 586         });
 587         this.map.addControl(this.editControl);
 588         if (this.editControl.layer.renderer instanceof OpenLayers.Renderer.Canvas) {
 589             // using externalGraphic with canvas renderer is definitively too buggy
 590             styles = this.editControl.handler.layerOptions.styleMap.styles;
 591             styles.select = styles.select_for_canvas;
 592         }
 593     },
 594
 595     saveSuccess: function(transport) {
 596       // server sends and empty response on success. If we get a response, that
 597       // probably means an error or warning has been printed by server.
 598       if (!transport.responseJSON && transport.responseText.length) {
 599           this.saveFailure(null, 500);
 600           return;
 601       }
 602
 603       this.unsavedRoute = null;
 604       if (transport.responseJSON && (typeof transport.responseJSON.redirect === "string")) {
 605           location = transport.responseJSON.redirect;
 606           return;
 607       }
 608
 609       this.messenger.setMessage(SyjStrings.saveSuccess, "success");
 610       SYJDataUi.viewmode();
 611       document.title = $('geom_title').value;
 612     },
 613
 614     saveFailure: function(transport, httpCode) {
 615         var message = "";
 616         if (typeof httpCode === "undefined") {
 617             httpCode = transport? transport.getStatus(): 0;
 618         }
 619
 620         switch (httpCode) {
 621             case 0:
 622                 message = SyjStrings.notReachedError;
 623             break;
 624             case 400:
 625             case 404:
 626                 message = SyjStrings.requestError;
 627             break;
 628             case 403:
 629                 message = "";
 630                 SYJLogin.messenger.setMessage(SyjStrings.loginNeeded, "warn");
 631                 SYJLogin.modalbox.show();
 632                 this.needsFormResubmit = true;
 633             break;
 634             case 410:
 635                 message = SyjStrings.gonePathError;
 636             break;
 637             case 500:
 638                 message = SyjStrings.serverError;
 639                 this.needsFormResubmit = true;
 640             break;
 641             default:
 642                 message = SyjStrings.unknownError;
 643             break;
 644         }
 645
 646         this.editMode();
 647         // is some cases, we let the user resubmit, in some other cases, he
 648         // needs to modify the path before submitting again
 649         if (this.needsFormResubmit) {
 650             SyjSaveUI.enable();
 651         }
 652
 653         this.messenger.setMessage(message, "error");
 654     }
 655 };
 656
 657 var SYJModalClass = Class.create({
 658     type: "",
 659
 660     init: function() {
 661         this.area = $(this.type + '_area');
 662         this.messenger = $(this.type + "_message");
 663         this.modalbox = new SimpleBox(this.area, {
 664             closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 665         });
 666
 667         var anchor = $(this.type + '_control_anchor');
 668         var parent = anchor.up('.menu-item');
 669         if (parent) {
 670             anchor = parent;
 671         }
 672         anchor.observe("click", function(evt) {
 673             this.modalbox.show();
 674             evt.stop();
 675         }.bindAsEventListener(this));
 676
 677         document.observe('simplebox:shown', this.observer.bindAsEventListener(this));
 678         document.observe('simplebox:hidden', this.observer.bindAsEventListener(this));
 679
 680         $(this.type + "form").ajaxize({
 681             presubmit: this.presubmit.bind(this),
 682             onSuccess: this.success.bind(this),
 683             onFailure: this.failure.bind(this)
 684         });
 685     },
 686
 687     checkNotEmpty: function(input, message) {
 688         if ($(input).value.strip().empty()) {
 689             this.messenger.setMessage(message, "warn");
 690             $(input).highlight('#F08080').activate();
 691             return false;
 692         }
 693         return true;
 694     },
 695
 696     observer: function(evt) {
 697         var simplebox, input;
 698
 699         if (evt.eventName === "simplebox:shown" && evt.memo.element !== $("termsofusearea")) {
 700             simplebox = evt.memo;
 701             if (simplebox === this.modalbox) {
 702                 input = this.area.select('input[type="text"]')[0];
 703                 (function () {
 704                     input.activate();
 705                 }.defer());
 706             } else {
 707                 this.modalbox.hide();
 708             }
 709
 710         } else if (evt.eventName === "simplebox:hidden" && evt.memo.element !== $("termsofusearea")) {
 711             simplebox = evt.memo;
 712             if (simplebox === this.modalbox) {
 713                 this.reset();
 714             }
 715         }
 716     },
 717
 718     failure: function(transport) {
 719         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
 720
 721         if (transport) {
 722             httpCode = transport.getStatus();
 723         }
 724
 725         switch (httpCode) {
 726             case 0:
 727                 message = SyjStrings.notReachedError;
 728             break;
 729             case 400:
 730             case 404:
 731             case 410:
 732                 message = SyjStrings.requestError;
 733             break;
 734             case 500:
 735                 message = SyjStrings.serverError;
 736             break;
 737         }
 738
 739         this.messenger.setMessage(message, "error");
 740         input = this.area.select('input[type="text"]')[0];
 741         input.highlight('#F08080').activate();
 742     },
 743
 744     reset: function() {
 745         this.messenger.clearMessages();
 746         this.area.select('.message').invoke('setMessageStatus', null);
 747     }
 748 });
 749
 750 var SYJUserClass = Class.create(SYJModalClass, {
 751     type: "user",
 752     toubox: null,
 753
 754     init: function($super) {
 755         $super();
 756         $("termsofusearea").hide();
 757
 758         var touevt = (function(evt) {
 759             if (evt.type === "keyup" && evt.keyCode !== 32) { // 32 = space
 760                 // allow opening box by pressing space
 761                 return;
 762             }
 763             if (!this.toubox) {
 764                 this.toubox = new SimpleBox($("termsofusearea"), {
 765                     closeMethods: ["onescapekey", "onouterclick", "onbutton"]
 766                 });
 767             }
 768             this.toubox.show();
 769             if (!$("termsofuseiframe").getAttribute("src")) {
 770                 $("termsofusearea").show();
 771                 $("termsofuseiframe").setAttribute("src", evt.target.href);
 772             }
 773             evt.stop();
 774         }).bindAsEventListener(this);
 775
 776         ["click", "keyup"].each(function (evtName) {
 777             $$("#user_termsofuse_anchor, #geom_termsofuse_anchor").invoke('observe', evtName, touevt);
 778         })
 779
 780         $$("#login_area_create > a").invoke('observe', 'click',
 781             function(evt) {
 782                 this.modalbox.show();
 783                 evt.stop();
 784             }.bindAsEventListener(this));
 785
 786         $("user_pseudo-desc").hide();
 787         $("user_pseudo").observe('contentchange', function(evt) {
 788             var value = evt.target.value;
 789             PseudoChecker.reset();
 790             if (value && !(value.match(/^[a-zA-Z0-9_.]+$/))) {
 791                 $("user_pseudo-desc").show().setMessageStatus("warn");
 792             } else {
 793                 $("user_pseudo-desc").hide();
 794             }
 795         }).timedobserve(function() {
 796             PseudoChecker.check();
 797         });
 798
 799         $("user_password").observe('contentchange', function(evt) {
 800             if (evt.target.value.length < 6) {
 801                 $("user_password-desc").setMessageStatus("warn");
 802             } else {
 803                 $("user_password-desc").setMessageStatus("success");
 804             }
 805         }.bindAsEventListener(this));
 806
 807         $('account-create-anchor').insert({after: new Toggler('account-info').element});
 808     },
 809
 810     presubmit: function() {
 811         this.messenger.clearMessages();
 812         PseudoChecker.reset();
 813         if (!(this.checkNotEmpty("user_pseudo", SyjStrings.userEmptyWarn))) {
 814             return false;
 815         }
 816
 817         if (!($("user_pseudo").value.match(/^[a-zA-Z0-9_.]+$/))) {
 818             $("user_pseudo-desc").show().setMessageStatus("warn");
 819             $("user_pseudo").highlight('#F08080').activate();
 820             return false;
 821         }
 822
 823         if (PseudoChecker.exists[$("user_pseudo").value]) {
 824             PseudoChecker.availableMessage(false);
 825             $("user_pseudo").highlight('#F08080').activate();
 826             return false;
 827         }
 828
 829         if (!(this.checkNotEmpty("user_password", SyjStrings.passwordEmptyWarn))) {
 830             return false;
 831         }
 832
 833         if ($("user_password").value.length < 6) {
 834             $("user_password-desc").setMessageStatus("warn");
 835             $("user_password").highlight('#F08080').activate();
 836             return false;
 837         }
 838
 839         if ($("user_password").value !== $("user_password_confirm").value) {
 840             this.messenger.setMessage(SyjStrings.passwordNoMatchWarn, "warn");
 841             $("user_password").highlight('#F08080').activate();
 842             return false;
 843         }
 844
 845         if (!(this.checkNotEmpty("user_email", SyjStrings.emailEmptyWarn))) {
 846             return false;
 847         }
 848
 849         if (!$("user_accept").checked) {
 850             this.messenger.setMessage(SyjStrings.acceptTermsofuseWarn, "warn");
 851             $("user_accept_container").highlight('#F08080');
 852             $("user_accept").activate();
 853             return false;
 854         }
 855
 856         this.reset();
 857         return true;
 858     },
 859
 860     success: function(transport) {
 861         if (!transport.responseJSON ||
 862             typeof transport.responseJSON.pseudo !== "string"
 863             ) {
 864             this.messenger.setMessage(SyjStrings.unknownError, "error");
 865             return;
 866         }
 867
 868         LoginMgr.login(transport.responseJSON.pseudo);
 869         SYJView.messenger.setMessage(SyjStrings.userSuccess, "success");
 870         this.modalbox.hide();
 871         if (SYJView.needsFormResubmit) {
 872             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 873             $("geom_submit").activate();
 874         }
 875     },
 876
 877     failure: function($super, transport) {
 878         var httpCode = 0, focusInput = null, message = "";
 879
 880         if (transport) {
 881             httpCode = transport.getStatus();
 882         }
 883
 884         focusInput = null;
 885         message = "";
 886
 887         switch (httpCode) {
 888             case 400:
 889                 if (transport.responseJSON) {
 890                     switch (transport.responseJSON.message) {
 891                         case "invalidemail":
 892                             message = SyjStrings.emailInvalidWarn;
 893                             focusInput = $("user_email");
 894                         break;
 895                         case "uniquepseudo":
 896                             PseudoChecker.availableMessage(false);
 897                             focusInput = $("user_pseudo");
 898                         break;
 899                         case "uniqueemail":
 900                             message = SyjStrings.uniqueEmailError;
 901                             focusInput = $("user_email");
 902                         break;
 903                     }
 904                 }
 905             break;
 906         }
 907
 908         if (focusInput) {
 909             if (message) {
 910                 this.messenger.setMessage(message, "error");
 911             }
 912             focusInput.highlight('#F08080').activate();
 913             return;
 914         }
 915
 916         $super(transport);
 917     }
 918 });
 919 var SYJUser = new SYJUserClass();
 920
 921 var SYJLoginClass = Class.create(SYJModalClass, {
 922     type: "login",
 923
 924     init: function($super) {
 925         $super();
 926     },
 927
 928     presubmit: function() {
 929         this.messenger.clearMessages();
 930         if (!(this.checkNotEmpty("login_user", SyjStrings.userEmptyWarn))) {
 931             return false;
 932         }
 933
 934         this.reset();
 935         return true;
 936     },
 937
 938     success: function(transport) {
 939         if (!transport.responseJSON ||
 940             typeof transport.responseJSON.iscreator !== "boolean" ||
 941             typeof transport.responseJSON.pseudo !== "string"
 942             ) {
 943             this.messenger.setMessage(SyjStrings.unknownError, "error");
 944             return;
 945         }
 946         LoginMgr.login(transport.responseJSON.pseudo, transport.responseJSON.iscreator);
 947
 948         SYJView.messenger.setMessage(SyjStrings.loginSuccess, "success");
 949         this.modalbox.hide();
 950         if (SYJView.needsFormResubmit) {
 951             SYJView.messenger.addMessage(SyjStrings.canResubmit);
 952             $("geom_submit").activate();
 953         }
 954     },
 955
 956     failure: function($super, transport) {
 957         var httpCode = 0, focusInput = null, message = "";
 958
 959         if (transport) {
 960             httpCode = transport.getStatus();
 961         }
 962
 963         focusInput = null;
 964         message = "";
 965
 966         switch (httpCode) {
 967             case 403:
 968                 message = SyjStrings.loginFailure;
 969                 focusInput = $("login_user");
 970             break;
 971         }
 972
 973         if (message) {
 974             this.messenger.setMessage(message, "error");
 975             if (focusInput) {
 976                 focusInput.highlight('#F08080').activate();
 977             }
 978             return;
 979         }
 980
 981         $super(transport);
 982     }
 983 });
 984 var SYJLogin = new SYJLoginClass();
 985
 986 var SYJNewpwdClass = Class.create(SYJModalClass, {
 987     type: "newpwd",
 988
 989     presubmit: function() {
 990         if (!(this.checkNotEmpty("newpwd_email", SyjStrings.emailEmptyWarn))) {
 991             return false;
 992         }
 993         this.reset();
 994         return true;
 995     },
 996     success: function(transport) {
 997         SYJView.messenger.setMessage(SyjStrings.newpwdSuccess, "success");
 998         this.modalbox.hide();
 999     }
1000
1001 });
1002 var SYJNewpwd = new SYJNewpwdClass();
1003
1004 var LoginMgr = Object.extend(gLoggedInfo, {
1005     controlsdeck: null,
1006
1007     updateUI: function() {
1008         if (!this.controlsdeck) {
1009             this.controlsdeck = new Deck("login_controls");
1010         }
1011         if (this.logged) {
1012             this.controlsdeck.setIndex(1);
1013             $$(".logged-hide").invoke('hide');
1014             $$(".logged-show").invoke('show');
1015         } else {
1016             this.controlsdeck.setIndex(0);
1017             $$(".logged-hide").invoke('show');
1018             $$(".logged-show").invoke('hide');
1019         }
1020
1021         if ($("edit-btn")) {
1022             if (this.iscreator && SYJView.mode === 'view') {
1023                 $("edit-btn").show();
1024             } else {
1025                 $("edit-btn").hide();
1026             }
1027         }
1028     },
1029
1030     login: function(aPseudo, aIsCreator) {
1031         if (typeof aIsCreator === "boolean") {
1032             this.iscreator = aIsCreator;
1033         }
1034         this.logged = true;
1035         $$('.logged-pseudo').each(function(elt) {
1036             $A(elt.childNodes).filter(function(node) {
1037                 return (node.nodeType === 3 || node.tagName.toLowerCase() === 'br');
1038             }).each(function(node) {
1039                 node.nodeValue = node.nodeValue.replace('%s', aPseudo);
1040             });
1041         });
1042         this.updateUI();
1043     }
1044 });
1045
1046 var PseudoChecker = {
1047     req: null,
1048     exists: {},
1049     currentvalue: null,
1050     messageelt: null,
1051     throbber: null,
1052
1053     message: function(str, status, throbber) {
1054         var row;
1055         if (!this.messageelt) {
1056             row = new Element('tr');
1057             // we can't use row.update('<td></td><td><div></div></td>')
1058             // because gecko would mangle the <td>s
1059             row.insert(new Element('td'))
1060                .insert((new Element('td')).update(new Element('div')));
1061
1062             $("user_pseudo").up('tr').insert({after: row});
1063             this.messageelt = new Element('span');
1064             this.throbber = new Element("img", { src: "icons/throbber.gif"});
1065             row.down('div').insert(this.throbber).insert(this.messageelt);
1066         }
1067         if (throbber) {
1068             this.throbber.show();
1069         } else {
1070             this.throbber.hide();
1071         }
1072         this.messageelt.up().setStyle({visibility: ''});
1073         this.messageelt.className = status;
1074         this.messageelt.update(str);
1075     },
1076
1077     availableMessage: function(available) {
1078         var message = available ? SyjStrings.availablePseudo: SyjStrings.unavailablePseudo,
1079             status = available ? "success": "warn";
1080         this.message(message, status, false);
1081     },
1082
1083     reset: function() {
1084         if (this.req) {
1085             this.req.abort();
1086             this.req = this.currentvalue = null;
1087         }
1088         if (this.messageelt) {
1089             this.messageelt.up().setStyle({visibility: 'hidden'});
1090         }
1091     },
1092
1093     check: function() {
1094         var pseudo = $("user_pseudo").value;
1095
1096         this.reset();
1097
1098         if (!pseudo || !(pseudo.match(/^[a-zA-Z0-9_.]+$/))) {
1099             return;
1100         }
1101
1102         if (typeof this.exists[pseudo] === "boolean") {
1103             this.reset();
1104             this.availableMessage(!this.exists[pseudo]);
1105             return;
1106         }
1107
1108         this.message(SyjStrings.pseudoChecking, "", true);
1109
1110         this.currentvalue = pseudo;
1111         this.req = new Ajax.TimedRequest('userexists/' + encodeURIComponent(pseudo), 20, {
1112             onFailure: this.failure.bind(this),
1113             onSuccess: this.success.bind(this)
1114         });
1115     },
1116
1117     failure: function(transport) {
1118         var httpCode = 0, value = this.currentvalue;
1119
1120         if (transport) {
1121             httpCode = transport.getStatus();
1122         }
1123         this.reset();
1124         if (httpCode === 404) {
1125             this.exists[value] = false;
1126             this.availableMessage(true);
1127         }
1128
1129     },
1130
1131     success: function(transport) {
1132         var httpCode = transport.getStatus(), value = this.currentvalue;
1133         this.reset();
1134         this.exists[value] = true;
1135         this.availableMessage(false);
1136     }
1137 };
1138
1139 var Nominatim = (function() {
1140     var presubmit = function() {
1141         var input = $("nominatim-search");
1142         if (input.value.strip().empty()) {
1143             $("nominatim-message").setMessage(SyjStrings.notEmptyField, "warn");
1144             input.activate();
1145             return false;
1146         }
1147         $("nominatim-suggestions").hide();
1148         $("nominatim-message").hide();
1149         $("nominatim-throbber").show();
1150         return true;
1151     };
1152
1153     var zoomToExtent = function(bounds) { // we must call map.setCenter with forceZoomChange to true. See ol#2798
1154         var center = bounds.getCenterLonLat();
1155         if (this.baseLayer.wrapDateLine) {
1156             var maxExtent = this.getMaxExtent();
1157             bounds = bounds.clone();
1158             while (bounds.right < bounds.left) {
1159                 bounds.right += maxExtent.getWidth();
1160             }
1161             center = bounds.getCenterLonLat().wrapDateLine(maxExtent);
1162         }
1163         this.setCenter(center, this.getZoomForExtent(bounds), false, true);
1164     };
1165
1166     var success = function(transport) {
1167         $("nominatim-throbber").hide();
1168
1169         if (!transport.responseJSON || !transport.responseJSON.length) {
1170             $("nominatim-message").setMessage(SyjStrings.noResult, 'error');
1171             $("nominatim-search").activate();
1172             return;
1173         }
1174
1175         var place = transport.responseJSON[0],
1176             bbox = place.boundingbox;
1177
1178         if (!bbox || bbox.length !== 4) {
1179             $("nominatim-message").setMessage(SyjStrings.requestError, 'error');
1180             return;
1181         }
1182
1183         extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1184         zoomToExtent.call(SYJView.map, extent);
1185
1186         $("nominatim-suggestions-list").update();
1187
1188         var clickhandler = function(bbox) {
1189             return function(evt) {
1190                 evt.stop();
1191                 var extent = new OpenLayers.Bounds(bbox[2], bbox[1], bbox[3], bbox[0]).transform(WGS84, Mercator);
1192                 $("nominatim-suggestions-list").select("li").invoke('removeClassName', 'current');
1193                 evt.target.up('li').addClassName('current');
1194                 SYJView.map.zoomToExtent(extent);
1195             };
1196         };
1197
1198         var i;
1199         for (i = 0; i < transport.responseJSON.length; i++) {
1200             var item = transport.responseJSON[i];
1201             if (item.display_name && item.boundingbox && item.boundingbox.length === 4) {
1202                 var li = new Element("li");
1203                 var anchor = new Element("a", {
1204                     href: "",
1205                     className: "nominatim-suggestions-link"
1206                 });
1207
1208                 anchor.observe('click', clickhandler(item.boundingbox));
1209                 Element.text(anchor, item.display_name);
1210
1211                 var icon = new Element("img", {
1212                     className: "nominatim-suggestions-icon",
1213                     src: item.icon || 'icons/world.png'
1214                 });
1215                 li.insert(icon).insert(anchor);
1216                 $("nominatim-suggestions-list").insert(li);
1217                 if ($("nominatim-suggestions-list").childNodes.length >= 6) {
1218                     break;
1219                 }
1220             }
1221         }
1222
1223         if ($("nominatim-suggestions-list").childNodes.length > 1) {
1224             var bottomOffset = $('data_controls').measure('height') + 3;
1225             $("nominatim-suggestions").setStyle({
1226                 bottom: (document.viewport.getHeight() - $('data_controls').cumulativeOffset().top + 3).toString() + 'px'
1227             }).show();
1228             $("nominatim-suggestions-list").select("li:first-child")[0].addClassName('current');
1229         } else {
1230             $("nominatim-suggestions").hide();
1231         }
1232
1233     };
1234
1235     var failure = function(transport) {
1236         $("nominatim-throbber").hide();
1237
1238         var httpCode = 0, message = SyjStrings.unknownError, input; // default message error
1239
1240         if (transport) {
1241             httpCode = transport.getStatus();
1242         }
1243
1244         switch (httpCode) {
1245             case 0:
1246                 message = SyjStrings.notReachedError;
1247             break;
1248             case 400:
1249             case 404:
1250                 message = SyjStrings.requestError;
1251             break;
1252             case 500:
1253                 message = SyjStrings.serverError;
1254             break;
1255         }
1256
1257         $("nominatim-message").setMessage(message, 'error');
1258     };
1259
1260     return {
1261         init: function() {
1262             if (!$("nominatim-form")) {
1263                return;
1264             }
1265             $("nominatim-controls").hide();
1266             $("nominatim-label").observe('click', function(evt) {
1267                 $("nominatim-controls").show();
1268                 $("nominatim-search").activate();
1269                 evt.stop();
1270             });
1271
1272             $("nominatim-form").ajaxize({
1273                 presubmit: presubmit,
1274                 onSuccess: success,
1275                 onFailure: failure
1276               });
1277             new CloseBtn($("nominatim-suggestions"));
1278
1279             $$("#nominatim-message, #nominatim-suggestions, #nominatim-throbber").invoke('hide');
1280         }
1281     };
1282 }());
1283
1284 document.observe("dom:loaded", function() {
1285     SYJLogin.init();
1286     SYJUser.init();
1287     SYJDataUi.viewmode();
1288     SYJView.init();
1289     SYJNewpwd.init();
1290     LoginMgr.updateUI();
1291     Nominatim.init();
1292 });
1293
1294 window.onbeforeunload = function() {
1295     if (SYJView.unsavedRoute) {
1296         return SyjStrings.unsavedConfirmExit;
1297     } else {
1298         return undefined;
1299     }
1300 };