client/js/full-json.js
author rougeronj
Fri, 24 Apr 2015 11:13:16 +0200
changeset 426 05ed0d95a511
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child 443 4c7ab16e5845
permissions -rw-r--r--
split templates in main, list-bin and wikipedia-bin
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/* Saves the Full JSON at each modification */
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Rkns.jsonIO = function(_renkan, _opts) {
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    var _proj = _renkan.project;
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    if (typeof _opts.http_method === "undefined") {
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        _opts.http_method = 'PUT';
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    }
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    var _load = function() {
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        _renkan.renderer.redrawActive = false;
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        _proj.set({
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            loading_status : true
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        });
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        Rkns.$.getJSON(_opts.url, function(_data) {
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            _proj.set(_data, {
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                validate : true
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            });
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            _proj.set({
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                loading_status : false
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            });
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            _proj.set({
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                save_status : 0
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            });
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            _renkan.renderer.redrawActive = true;
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            _renkan.renderer.fixSize();
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        });
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    };
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    var _save = function() {
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        _proj.set({
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            save_status : 2
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        });
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        var _data = _proj.toJSON();
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        if (!_renkan.read_only) {
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            Rkns.$.ajax({
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                type : _opts.http_method,
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                url : _opts.url,
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                contentType : "application/json",
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                data : JSON.stringify(_data),
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                success : function(data, textStatus, jqXHR) {
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                    _proj.set({
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                        save_status : 0
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                    });
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                }
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            });
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        }
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    };
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    var _thrSave = Rkns._.throttle(function() {
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        setTimeout(_save, 100);
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    }, 1000);
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    _proj.on("add:nodes add:edges add:users add:views", function(_model) {
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        _model.on("change remove", function(_model) {
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            _thrSave();
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        });
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        _thrSave();
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    });
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    _proj.on("change", function() {
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        if (!(_proj.changedAttributes.length === 1 && _proj
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                .hasChanged('save_status'))) {
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            _thrSave();
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        }
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    });
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    _load();
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};