shell bypass 403
$.RangeMapClass = RangeMap = createClass({
init: function (map) {
var key, range, rangelist = [];
for (key in map) {
if (map.hasOwnProperty(key) && typeof key === 'string' && key.indexOf(':') > -1) {
range = key.split(':');
range[0] = range[0].length === 0 ? -Infinity : parseFloat(range[0]);
range[1] = range[1].length === 0 ? Infinity : parseFloat(range[1]);
range[2] = map[key];
rangelist.push(range);
}
}
this.map = map;
this.rangelist = rangelist || false;
},
get: function (value) {
var rangelist = this.rangelist,
i, range, result;
if ((result = this.map[value]) !== undefined) {
return result;
}
if (rangelist) {
for (i = rangelist.length; i--;) {
range = rangelist[i];
if (range[0] <= value && range[1] >= value) {
return range[2];
}
}
}
return undefined;
}
});
// Convenience function
$.range_map = function(map) {
return new RangeMap(map);
};