86 lines
2.3 KiB
JavaScript
Executable File
86 lines
2.3 KiB
JavaScript
Executable File
(function($) {
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var entwine_prepend = '__entwine!';
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var getEntwineData = function(el, namespace, property) {
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return el.data(entwine_prepend + namespace + '!' + property);
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};
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var setEntwineData = function(el, namespace, property, value) {
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return el.data(entwine_prepend + namespace + '!' + property, value);
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};
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var getEntwineDataAsHash = function(el, namespace) {
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var hash = {};
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var id = jQuery.data(el[0]);
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var matchstr = entwine_prepend + namespace + '!';
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var matchlen = matchstr.length;
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var cache = jQuery.cache[id];
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for (var k in cache) {
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if (k.substr(0,matchlen) == matchstr) hash[k.substr(matchlen)] = cache[k];
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}
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return hash;
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};
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var setEntwineDataFromHash = function(el, namespace, hash) {
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for (var k in hash) setEntwineData(namespace, k, hash[k]);
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};
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var entwineData = function(el, namespace, args) {
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switch (args.length) {
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case 0:
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return getEntwineDataAsHash(el, namespace);
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case 1:
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if (typeof args[0] == 'string') return getEntwineData(el, namespace, args[0]);
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else return setEntwineDataFromHash(el, namespace, args[0]);
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default:
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return setEntwineData(el, namespace, args[0], args[1]);
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}
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};
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$.extend($.fn, {
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entwineData: function() {
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return entwineData(this, '__base', arguments);
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}
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});
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$.entwine.Namespace.addHandler({
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order: 60,
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bind: function(selector, k, v) {
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if (k.charAt(0) != k.charAt(0).toUpperCase()) $.entwine.warn('Entwine property '+k+' does not start with a capital letter', $.entwine.WARN_LEVEL_BESTPRACTISE);
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// Create the getters and setters
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var getterName = 'get'+k;
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var setterName = 'set'+k;
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this.bind_proxy(selector, getterName, function() { var r = this.entwineData(k); return r === undefined ? v : r; });
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this.bind_proxy(selector, setterName, function(v){ return this.entwineData(k, v); });
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// Get the get and set proxies we just created
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var getter = this.injectee[getterName];
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var setter = this.injectee[setterName];
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// And bind in the jQuery-style accessor
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this.bind_proxy(selector, k, function(v){ return (arguments.length == 1 ? setter : getter).call(this, v) ; });
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return true;
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},
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namespaceMethodOverrides: function(namespace){
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return {
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entwineData: function() {
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return entwineData(this, namespace.name, arguments);
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}
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};
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}
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});
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})(jQuery);
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