1 /* Saves the Full JSON once */

     2 

     3 Rkns.jsonIO = function(_renkan, _opts) {

     4     var _proj = _renkan.project,

     5         _saveWarn = false,

     6         _onLeave = function() {

     7             return "Project not saved";

     8         };

     9     if (typeof _opts.http_method == "undefined") {

    10         _opts.http_method = 'POST';

    11     }

    12     var _load = function() {

    13         var getdata = {},

    14             rx = /id=([^&#?=]+)/,

    15             matches = document.location.hash.match(rx);

    16         if (matches) {

    17             getdata.id = matches[1];

    18         }

    19         Rkns.$.ajax({

    20             url: _opts.url,

    21             data: getdata,

    22             success: function(_data) {

    23                 _proj.set(_data);

    24                 _renkan.renderer.autoScale();

    25             }

    26         });

    27     }

    28     var _save = function() {

    29         _proj.set("saved_at", new Date());

    30         var _data = _proj.toJSON();

    31         Rkns.$.ajax({

    32             type: _opts.http_method,

    33             url: _opts.url,

    34             contentType: "application/json",

    35             data: JSON.stringify(_data),

    36             success: function(data, textStatus, jqXHR) {

    37                 $(window).off("beforeunload", _onLeave);

    38                 _saveWarn = false;

    39                 document.location.hash = "#id=" + data.id;

    40                 $(".Rk-Notifications").text("Saved as "+document.location.href).fadeIn().delay(2000).fadeOut();

    41             }

    42         });

    43     }

    44     var _checkLeave = function() {

    45         var title = _proj.get("title");

    46         if (title && _proj.get("nodes").length) {

    47             $(".Rk-Save-Button").removeClass("disabled");

    48         } else {

    49             $(".Rk-Save-Button").addClass("disabled");

    50         }

    51         if (title) {

    52             $(".Rk-PadTitle").css("border-color","#333333");

    53         }

    54         if (!_saveWarn) {

    55             _saveWarn = true;

    56             $(window).on("beforeunload", _onLeave);

    57         }

    58     }

    59     _load();

    60     _proj.on("add:nodes add:edges add:users change", function(_model) {

    61         _model.on("change remove", function(_model) {

    62             _checkLeave();

    63         });

    64         _checkLeave();

    65     });

    66     $(".Rk-Save-Button").click(function() {

    67         if ($(this).hasClass("disabled")) {

    68             if (!_proj.get("title")) {

    69                 $(".Rk-PadTitle").css("border-color","#ff0000");

    70             }

    71         } else {

    72             _save();

    73         }

    74     });

    75 }