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Diffstat (limited to 'jsaccess/jsa/js-contrib/jquery.base64.js')
| -rw-r--r-- | jsaccess/jsa/js-contrib/jquery.base64.js | 362 |
1 files changed, 362 insertions, 0 deletions
diff --git a/jsaccess/jsa/js-contrib/jquery.base64.js b/jsaccess/jsa/js-contrib/jquery.base64.js new file mode 100644 index 0000000..a643623 --- /dev/null +++ b/jsaccess/jsa/js-contrib/jquery.base64.js @@ -0,0 +1,362 @@ +/** + * jQuery Plugin - base64 codec + * @lisence MIT License https://github.com/yatt/jquery.base64/blob/master/license.txt + * @author yatt/brainfs http://d.hatena.ne.jp/yatt http://twitter.com/brainfs + * @version 0.0.1 + * @info + */ + +(function($){ + var base64module = {}; + +// *** begin + /* /_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/ + charset = shift_jis + + +++ Base64 Encode / Decode +++ + + + LastModified : 2006-11/08 + + Powered by kerry + http://202.248.69.143/~goma/ + + 動作ブラウザ :: IE4+ , NN4.06+ , Gecko , Opera6+ + + + * [RFC 2045] Multipurpose Internet Mail Extensions + (MIME) Part One: + Format of Internet Message Bodies + ftp://ftp.isi.edu/in-notes/rfc2045.txt + + /_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/ + + * Usage: + + // エンコード + b64_string = base64.encode( my_data [, strMode] ); + + // デコード + my_data = base64.decode( b64_string [, strMode] ); + + + strMode -> 入力データが文字列の場合 1 を + + /_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/ */ + + +// [yatt] enclose +//base64 = new function() +var base64 = new function() +// +{ + var utfLibName = "utf"; + var b64char = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + var b64encTable = b64char.split(""); + var b64decTable = []; + for (var i=0; i<b64char.length; i++) b64decTable[b64char.charAt(i)] = i; + + this.encode = function(_dat, _strMode) + { + return encoder( _strMode? unpackUTF8(_dat): unpackChar(_dat) ); + } + + var encoder = function(_ary) + { + var md = _ary.length % 3; + var b64 = ""; + var i, tmp = 0; + + if (md) for (i=3-md; i>0; i--) _ary[_ary.length] = 0; + + for (i=0; i<_ary.length; i+=3) + { + tmp = (_ary[i]<<16) | (_ary[i+1]<<8) | _ary[i+2]; + b64 += b64encTable[ (tmp >>>18) & 0x3f] + + b64encTable[ (tmp >>>12) & 0x3f] + + b64encTable[ (tmp >>> 6) & 0x3f] + + b64encTable[ tmp & 0x3f]; + } + + if (md) // 3の倍数にパディングした 0x0 分 = に置き換え + { + md = 3- md; + b64 = b64.substr(0, b64.length- md); + while (md--) b64 += "="; + } + + return b64; + } + + this.decode = function(_b64, _strMode) + { + var tmp = decoder( _b64 ); + return _strMode? packUTF8(tmp): packChar(tmp); + } + + var decoder = function(_b64) + { + _b64 = _b64.replace(/[^A-Za-z0-9\+\/]/g, ""); + var md = _b64.length % 4; + var j, i, tmp; + var dat = []; + + // replace 時 = も削っている。その = の代わりに 0x0 を補間 + if (md) for (i=0; i<4-md; i++) _b64 += "A"; + + for (j=i=0; i<_b64.length; i+=4, j+=3) + { + tmp = (b64decTable[_b64.charAt( i )] <<18) + | (b64decTable[_b64.charAt(i+1)] <<12) + | (b64decTable[_b64.charAt(i+2)] << 6) + | b64decTable[_b64.charAt(i+3)]; + dat[ j ] = tmp >>> 16; + dat[j+1] = (tmp >>> 8) & 0xff; + dat[j+2] = tmp & 0xff; + } + // 補完された 0x0 分削る + if (md) dat.length -= [0,0,2,1][md]; + + return dat; + } + + var packUTF8 = function(_x){ return utf.packUTF8(_x) }; + var unpackUTF8 = function(_x){ return utf.unpackUTF8(_x) }; + var packChar = function(_x){ return utf.packChar(_x) }; + var unpackChar = function(_x){ return utf.unpackChar(_x) }; +// var packUTF8 = function(_x){ return window[utfLibName].packUTF8(_x) }; +// var unpackUTF8 = function(_x){ return window[utfLibName].unpackUTF8(_x) }; +// var packChar = function(_x){ return window[utfLibName].packChar(_x) }; +// var unpackChar = function(_x){ return window[utfLibName].unpackChar(_x) }; +} + + + /* /_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/ + charset = shift_jis + + +++ UTF8/16 ライブラリ +++ + + + LastModified : 2006-10/16 + + Powered by kerry + http://202.248.69.143/~goma/ + + 動作ブラウザ :: IE4+ , NN4.06+ , Gecko , Opera6+ + + + + * [RFC 2279] UTF-8, a transformation format of ISO 10646 + ftp://ftp.isi.edu/in-notes/rfc2279.txt + + * [RFC 1738] Uniform Resource Locators (URL) + ftp://ftp.isi.edu/in-notes/rfc1738.txt + + /_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/ + + Usage: + + // 文字列を UTF16 (文字コード) へ + utf16code_array = utf.unpackUTF16( my_string ); + + // 文字列を UTF8 (文字コード) へ + utf8code_array = utf.unpackUTF8( my_string ); + + // UTF8 (文字コード) から文字列へ。 utf.unpackUTF8() したものを元に戻す + my_string = utf.packUTF8( utf8code_array ); + + // UTF8/16 (文字コード) を文字列へ + my_string = utf.packChar( utfCode_array ); + + // UTF16 (文字コード) から UTF8 (文字コード) へ + utf8code_array = utf.toUTF8( utf16code_array ); + + // UTF8 (文字コード) から UTF16 (文字コード) へ + utf16code_array = utf.toUTF16( utf8code_array ); + + + + // URL 文字列へエンコード + url_string = utf.URLencode( my_string ); + + // URL 文字列からデコード + my_string = utf.URLdecode( url_string ); + + /_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/ */ + + +// [yatt] enclose +//utf = new function() +var utf = new function() +// +{ + this.unpackUTF16 = function(_str) + { + var i, utf16=[]; + for (i=0; i<_str.length; i++) utf16[i] = _str.charCodeAt(i); + return utf16; + } + + this.unpackChar = function(_str) + { + var utf16 = this.unpackUTF16(_str); + var i,n, tmp = []; + for (n=i=0; i<utf16.length; i++) { + if (utf16[i]<=0xff) tmp[n++] = utf16[i]; + else { + tmp[n++] = utf16[i] >> 8; + tmp[n++] = utf16[i] & 0xff; + } + } + return tmp; + } + + this.packChar = + this.packUTF16 = function(_utf16) + { + var i, str = ""; + for (i in _utf16) str += String.fromCharCode(_utf16[i]); + return str; + } + + this.unpackUTF8 = function(_str) + { + return this.toUTF8( this.unpackUTF16(_str) ); + } + + this.packUTF8 = function(_utf8) + { + return this.packUTF16( this.toUTF16(_utf8) ); + } + + this.toUTF8 = function(_utf16) + { + var utf8 = []; + var idx = 0; + var i, j, c; + for (i=0; i<_utf16.length; i++) + { + c = _utf16[i]; + if (c <= 0x7f) utf8[idx++] = c; + else if (c <= 0x7ff) + { + utf8[idx++] = 0xc0 | (c >>> 6 ); + utf8[idx++] = 0x80 | (c & 0x3f); + } + else if (c <= 0xffff) + { + utf8[idx++] = 0xe0 | (c >>> 12 ); + utf8[idx++] = 0x80 | ((c >>> 6 ) & 0x3f); + utf8[idx++] = 0x80 | (c & 0x3f); + } + else + { + j = 4; + while (c >> (6*j)) j++; + utf8[idx++] = ((0xff00 >>> j) & 0xff) | (c >>> (6*--j) ); + while (j--) + utf8[idx++] = 0x80 | ((c >>> (6*j)) & 0x3f); + } + } + return utf8; + } + + this.toUTF16 = function(_utf8) + { + var utf16 = []; + var idx = 0; + var i,s; + for (i=0; i<_utf8.length; i++, idx++) + { + if (_utf8[i] <= 0x7f) utf16[idx] = _utf8[i]; + else + { + if ( (_utf8[i]>>5) == 0x6) + { + utf16[idx] = ( (_utf8[i] & 0x1f) << 6 ) + | ( _utf8[++i] & 0x3f ); + } + else if ( (_utf8[i]>>4) == 0xe) + { + utf16[idx] = ( (_utf8[i] & 0xf) << 12 ) + | ( (_utf8[++i] & 0x3f) << 6 ) + | ( _utf8[++i] & 0x3f ); + } + else + { + s = 1; + while (_utf8[i] & (0x20 >>> s) ) s++; + utf16[idx] = _utf8[i] & (0x1f >>> s); + while (s-->=0) utf16[idx] = (utf16[idx] << 6) ^ (_utf8[++i] & 0x3f); + } + } + } + return utf16; + } + + this.URLencode = function(_str) + { + return _str.replace(/([^a-zA-Z0-9_\-\.])/g, function(_tmp, _c) + { + if (_c == "\x20") return "+"; + var tmp = utf.toUTF8( [_c.charCodeAt(0)] ); + var c = ""; + for (var i in tmp) + { + i = tmp[i].toString(16); + if (i.length == 1) i = "0"+ i; + c += "%"+ i; + } + return c; + } ); + } + + this.URLdecode = function(_dat) + { + _dat = _dat.replace(/\+/g, "\x20"); + _dat = _dat.replace( /%([a-fA-F0-9][a-fA-F0-9])/g, + function(_tmp, _hex){ return String.fromCharCode( parseInt(_hex, 16) ) } ); + return this.packChar( this.toUTF16( this.unpackUTF16(_dat) ) ); + } +} + +// *** end + + // add functions + $.extend({ + base64: { + encode: base64.encode, + decode: base64.decode, + codec: typeof atob == 'function' ? 'builtin' : 'alternate' + } + }) + + // + // override jQuery.ajax: + // if ajax 'dataType' option value ended by ':b64', then + // decode base64 string automatically + // + $.ajax = (function(ajax){ + return function(option){ + var flg = 0 + + // dataType string ended by ':b64' or not? + if (option.dataType && option.dataType.match(/:b64/)){ + option.dataType = option.dataType.replace(':b64', '') + flg = 1 + } + + if (flg){ + option.success = (function(callback){ + return function(data, status, xhr){ + data = $.base64.decode(data) + callback(data, status, xhr) + } + })(option.success || function(data, status, xhr){}) + } + + return ajax.apply(this, arguments) + } + })($.ajax) + +})(jQuery) |