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/*
 * $Id: base64.js,v 2.15 2014/04/05 12:58:57 dankogai Exp dankogai $
 *
 *  Licensed under the MIT license.
 *    http://opensource.org/licenses/mit-license
 *
 *  References:
 *    http://en.wikipedia.org/wiki/Base64
 */

(function(global) {
    'use strict';
    // existing version for noConflict()
    var _Base64 = global.Base64;
    var version = "2.1.7";
    // if node.js, we use Buffer
    var buffer;
    if (typeof module !== 'undefined' && module.exports) {
        buffer = require('buffer').Buffer;
    }
    // constants
    var b64chars
        = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
    var b64tab = (function(bin) {
        var t = {}, i, l;
        for (i = 0, l = bin.length; i < l; i++) {
            t[bin.charAt(i)] = i;
        }
        return t;
    })(b64chars);
    var fromCharCode = String.fromCharCode;
    // encoder stuff
    var cb_utob = function(c) {
        var cc;
        if (c.length < 2) {
            cc = c.charCodeAt(0);
            return cc < 0x80 ? c
                : cc < 0x800 ? (fromCharCode(0xc0 | (cc >>> 6))
                                + fromCharCode(0x80 | (cc & 0x3f)))
                : (fromCharCode(0xe0 | ((cc >>> 12) & 0x0f))
                   + fromCharCode(0x80 | ((cc >>>  6) & 0x3f))
                   + fromCharCode(0x80 | ( cc         & 0x3f)));
        } else {
            cc = 0x10000
                + (c.charCodeAt(0) - 0xD800) * 0x400
                + (c.charCodeAt(1) - 0xDC00);
            return (fromCharCode(0xf0 | ((cc >>> 18) & 0x07))
                    + fromCharCode(0x80 | ((cc >>> 12) & 0x3f))
                    + fromCharCode(0x80 | ((cc >>>  6) & 0x3f))
                    + fromCharCode(0x80 | ( cc         & 0x3f)));
        }
    };
    var re_utob = /[\uD800-\uDBFF][\uDC00-\uDFFFF]|[^\x00-\x7F]/g;
    var utob = function(u) {
        return u.replace(re_utob, cb_utob);
    };
    var cb_encode = function(ccc) {
        var padlen = [0, 2, 1][ccc.length % 3],
        ord = ccc.charCodeAt(0) << 16
            | ((ccc.length > 1 ? ccc.charCodeAt(1) : 0) << 8)
            | ((ccc.length > 2 ? ccc.charCodeAt(2) : 0)),
        chars = [
            b64chars.charAt( ord >>> 18),
            b64chars.charAt((ord >>> 12) & 63),
            padlen >= 2 ? '=' : b64chars.charAt((ord >>> 6) & 63),
            padlen >= 1 ? '=' : b64chars.charAt(ord & 63)
        ];
        return chars.join('');
    };
    var btoa = global.btoa ? function(b) {
        return global.btoa(b);
    } : function(b) {
        return b.replace(/[\s\S]{1,3}/g, cb_encode);
    };
    var _encode = buffer ? function (u) {
        return (
            u.constructor === buffer.constructor ? u : new buffer(u)
            ).toString('base64');
    }
    : function (u) { return btoa(utob(u)); }
    ;
    var encode = function(u, urisafe) {
        return (
            !urisafe ?
            _encode(String(u)) :
            _encode(String(u)).replace(/[+\/]/g, function(m0) {
                return (m0 === '+') ? '-' : '_';
            }).replace(/=/g, '');
    };
    var encodeURI = function(u) { return encode(u, true); };
    // decoder stuff
    var re_btou = new RegExp([
        '[\xC0-\xDF][\x80-\xBF]',
        '[\xE0-\xEF][\x80-\xBF]{2}',
        '[\xF0-\xF7][\x80-\xBF]{3}'
    ].join('|'), 'g');
    var cb_btou = function(cccc) {
        switch(cccc.length) {
        case 4:
            var cp = ((0x07 & cccc.charCodeAt(0)) << 18)
                |    ((0x3f & cccc.charCodeAt(1)) << 12)
                |    ((0x3f & cccc.charCodeAt(2)) <<  6)
                |     (0x3f & cccc.charCodeAt(3)),
            offset = cp - 0x10000;
            return (fromCharCode((offset  >>> 10) + 0xD800)
                    + fromCharCode((offset & 0x3FF) + 0xDC00));
        case 3:
            return fromCharCode(
                ((0x0f & cccc.charCodeAt(0)) << 12)
                    | ((0x3f & cccc.charCodeAt(1)) << 6)
                    |  (0x3f & cccc.charCodeAt(2))
            );
        default:
            return  fromCharCode(
                ((0x1f & cccc.charCodeAt(0)) << 6)
                    |  (0x3f & cccc.charCodeAt(1))
            );
        }
    };
    var btou = function(b) {
        return b.replace(re_btou, cb_btou);
    };
    var cb_decode = function(cccc) {
        var len = cccc.length,
        padlen = len % 4,
        n = (len > 0 ? b64tab[cccc.charAt(0)] << 18 : 0)
            | (len > 1 ? b64tab[cccc.charAt(1)] << 12 : 0)
            | (len > 2 ? b64tab[cccc.charAt(2)] <<  6 : 0)
            | (len > 3 ? b64tab[cccc.charAt(3)]       : 0),
        chars = [
            fromCharCode( n >>> 16),
            fromCharCode((n >>>  8) & 0xff),
            fromCharCode( n         & 0xff)
        ];
        chars.length -= [0, 0, 2, 1][padlen];
        return chars.join('');
    };
    var atob = global.atob ? function(a) {
        return global.atob(a);
    } : function(a){
        return a.replace(/[\s\S]{1,4}/g, cb_decode);
    };
    var _decode = buffer ? function(a) {
        return (a.constructor === buffer.constructor
                ? a : new buffer(a, 'base64')).toString();
    }
    : function(a) { return btou(atob(a)) };
    var decode = function(a){
        return _decode(
            String(a).replace(/[-_]/g, function(m0) { return m0 == '-' ? '+' : '/' })
                .replace(/[^A-Za-z0-9\+\/]/g, '')
        );
    };
    var noConflict = function() {
        var Base64 = global.Base64;
        global.Base64 = _Base64;
        return Base64;
    };
    // export Base64
    global.Base64 = {
        VERSION: version,
        atob: atob,
        btoa: btoa,
        fromBase64: decode,
        toBase64: encode,
        utob: utob,
        encode: encode,
        encodeURI: encodeURI,
        btou: btou,
        decode: decode,
        noConflict: noConflict
    };
    // if ES5 is available, make Base64.extendString() available
    if (typeof Object.defineProperty === 'function') {
        var noEnum = function(v){
            return {value:v,enumerable:false,writable:true,configurable:true};
        };
        global.Base64.extendString = function () {
            Object.defineProperty(
                String.prototype, 'fromBase64', noEnum(function () {
                    return decode(this)
                }));
            Object.defineProperty(
                String.prototype, 'toBase64', noEnum(function (urisafe) {
                    return encode(this, urisafe)
                }));
            Object.defineProperty(
                String.prototype, 'toBase64URI', noEnum(function () {
                    return encode(this, true)
                }));
        };
    }
    // that's it!
})(this);

if (this['Meteor']) {
    Base64 = global.Base64; // for normal export in Meteor.js
}

	/*
	* $Id: base64.js,v 2.15 2014/04/05 12:58:57 dankogai Exp dankogai $
	*
	* Licensed under the MIT license.
	* http://opensource.org/licenses/mit-license
	*
	* References:
	* http://en.wikipedia.org/wiki/Base64
	*/

	(function(global) {
	'use strict';
	// existing version for noConflict()
	var _Base64 = global.Base64;
	var version = "2.1.7";
	// if node.js, we use Buffer
	var buffer;
	if (typeof module !== 'undefined' && module.exports) {
	buffer = require('buffer').Buffer;
	}
	// constants
	var b64chars
	= 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
	var b64tab = (function(bin) {
	var t = {}, i, l;
	for (i = 0, l = bin.length; i < l; i++) {
	t[bin.charAt(i)] = i;
	}
	return t;
	})(b64chars);
	var fromCharCode = String.fromCharCode;
	// encoder stuff
	var cb_utob = function(c) {
	var cc;
	if (c.length < 2) {
	cc = c.charCodeAt(0);
	return cc < 0x80 ? c
	: cc < 0x800 ? (fromCharCode(0xc0 \| (cc >>> 6))
	+ fromCharCode(0x80 \| (cc & 0x3f)))
	: (fromCharCode(0xe0 \| ((cc >>> 12) & 0x0f))
	+ fromCharCode(0x80 \| ((cc >>> 6) & 0x3f))
	+ fromCharCode(0x80 \| ( cc & 0x3f)));
	} else {
	cc = 0x10000
	+ (c.charCodeAt(0) - 0xD800) * 0x400
	+ (c.charCodeAt(1) - 0xDC00);
	return (fromCharCode(0xf0 \| ((cc >>> 18) & 0x07))
	+ fromCharCode(0x80 \| ((cc >>> 12) & 0x3f))
	+ fromCharCode(0x80 \| ((cc >>> 6) & 0x3f))
	+ fromCharCode(0x80 \| ( cc & 0x3f)));
	}
	};
	var re_utob = /[\uD800-\uDBFF][\uDC00-\uDFFFF]\|[^\x00-\x7F]/g;
	var utob = function(u) {
	return u.replace(re_utob, cb_utob);
	};
	var cb_encode = function(ccc) {
	var padlen = [0, 2, 1][ccc.length % 3],
	ord = ccc.charCodeAt(0) << 16
	\| ((ccc.length > 1 ? ccc.charCodeAt(1) : 0) << 8)
	\| ((ccc.length > 2 ? ccc.charCodeAt(2) : 0)),
	chars = [
	b64chars.charAt( ord >>> 18),
	b64chars.charAt((ord >>> 12) & 63),
	padlen >= 2 ? '=' : b64chars.charAt((ord >>> 6) & 63),
	padlen >= 1 ? '=' : b64chars.charAt(ord & 63)
	];
	return chars.join('');
	};
	var btoa = global.btoa ? function(b) {
	return global.btoa(b);
	} : function(b) {
	return b.replace(/[\s\S]{1,3}/g, cb_encode);
	};
	var _encode = buffer ? function (u) {
	return (
	u.constructor === buffer.constructor ? u : new buffer(u)
	).toString('base64');
	}
	: function (u) { return btoa(utob(u)); }
	;
	var encode = function(u, urisafe) {
	return (
	!urisafe ?
	_encode(String(u)) :
	_encode(String(u)).replace(/[+\/]/g, function(m0) {
	return (m0 === '+') ? '-' : '_';
	}).replace(/=/g, '');
	};
	var encodeURI = function(u) { return encode(u, true); };
	// decoder stuff
	var re_btou = new RegExp([
	'[\xC0-\xDF][\x80-\xBF]',
	'[\xE0-\xEF][\x80-\xBF]{2}',
	'[\xF0-\xF7][\x80-\xBF]{3}'
	].join('\|'), 'g');
	var cb_btou = function(cccc) {
	switch(cccc.length) {
	case 4:
	var cp = ((0x07 & cccc.charCodeAt(0)) << 18)
	\| ((0x3f & cccc.charCodeAt(1)) << 12)
	\| ((0x3f & cccc.charCodeAt(2)) << 6)
	\| (0x3f & cccc.charCodeAt(3)),
	offset = cp - 0x10000;
	return (fromCharCode((offset >>> 10) + 0xD800)
	+ fromCharCode((offset & 0x3FF) + 0xDC00));
	case 3:
	return fromCharCode(
	((0x0f & cccc.charCodeAt(0)) << 12)
	\| ((0x3f & cccc.charCodeAt(1)) << 6)
	\| (0x3f & cccc.charCodeAt(2))
	);
	default:
	return fromCharCode(
	((0x1f & cccc.charCodeAt(0)) << 6)
	\| (0x3f & cccc.charCodeAt(1))
	);
	}
	};
	var btou = function(b) {
	return b.replace(re_btou, cb_btou);
	};
	var cb_decode = function(cccc) {
	var len = cccc.length,
	padlen = len % 4,
	n = (len > 0 ? b64tab[cccc.charAt(0)] << 18 : 0)
	\| (len > 1 ? b64tab[cccc.charAt(1)] << 12 : 0)
	\| (len > 2 ? b64tab[cccc.charAt(2)] << 6 : 0)
	\| (len > 3 ? b64tab[cccc.charAt(3)] : 0),
	chars = [
	fromCharCode( n >>> 16),
	fromCharCode((n >>> 8) & 0xff),
	fromCharCode( n & 0xff)
	];
	chars.length -= [0, 0, 2, 1][padlen];
	return chars.join('');
	};
	var atob = global.atob ? function(a) {
	return global.atob(a);
	} : function(a){
	return a.replace(/[\s\S]{1,4}/g, cb_decode);
	};
	var _decode = buffer ? function(a) {
	return (a.constructor === buffer.constructor
	? a : new buffer(a, 'base64')).toString();
	}
	: function(a) { return btou(atob(a)) };
	var decode = function(a){
	return _decode(
	String(a).replace(/[-_]/g, function(m0) { return m0 == '-' ? '+' : '/' })
	.replace(/[^A-Za-z0-9\+\/]/g, '')
	);
	};
	var noConflict = function() {
	var Base64 = global.Base64;
	global.Base64 = _Base64;
	return Base64;
	};
	// export Base64
	global.Base64 = {
	VERSION: version,
	atob: atob,
	btoa: btoa,
	fromBase64: decode,
	toBase64: encode,
	utob: utob,
	encode: encode,
	encodeURI: encodeURI,
	btou: btou,
	decode: decode,
	noConflict: noConflict
	};
	// if ES5 is available, make Base64.extendString() available
	if (typeof Object.defineProperty === 'function') {
	var noEnum = function(v){
	return {value:v,enumerable:false,writable:true,configurable:true};
	};
	global.Base64.extendString = function () {
	Object.defineProperty(
	String.prototype, 'fromBase64', noEnum(function () {
	return decode(this)
	}));
	Object.defineProperty(
	String.prototype, 'toBase64', noEnum(function (urisafe) {
	return encode(this, urisafe)
	}));
	Object.defineProperty(
	String.prototype, 'toBase64URI', noEnum(function () {
	return encode(this, true)
	}));
	};
	}
	// that's it!
	})(this);

	if (this['Meteor']) {
	Base64 = global.Base64; // for normal export in Meteor.js
	}