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Add compression share URL with lz-string

gh-pages
tmk 10 years ago
parent
c0d47a36c4
commit
5e7dc72349
5 changed files with 369 additions and 14 deletions
Split View Show Diff Stats
  1. 142
    0
      editor/m0110/base64.js
  2. 13
    6
      editor/m0110/keymap_editor.js
  3. 204
    0
      editor/m0110/lz-string-1.0.2.js
  4. 5
    4
      editor/m0110/m0110.html
  5. 5
    4
      editor/m0110/m0110a.html

+ 142
- 0
editor/m0110/base64.js View File

@@ -0,0 +1,142 @@
/**
*
* Base64 encode / decode
* http://www.webtoolkit.info/
*
**/
var Base64 = {
// private property
_keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",
// public method for encoding
encode : function (input) {
var output = "";
var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
var i = 0;
input = Base64._utf8_encode(input);
while (i < input.length) {
chr1 = input.charCodeAt(i++);
chr2 = input.charCodeAt(i++);
chr3 = input.charCodeAt(i++);
enc1 = chr1 >> 2;
enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
enc4 = chr3 & 63;
if (isNaN(chr2)) {
enc3 = enc4 = 64;
} else if (isNaN(chr3)) {
enc4 = 64;
}
output = output +
this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +
this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);
}
return output;
},
// public method for decoding
decode : function (input) {
var output = "";
var chr1, chr2, chr3;
var enc1, enc2, enc3, enc4;
var i = 0;
input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
while (i < input.length) {
enc1 = this._keyStr.indexOf(input.charAt(i++));
enc2 = this._keyStr.indexOf(input.charAt(i++));
enc3 = this._keyStr.indexOf(input.charAt(i++));
enc4 = this._keyStr.indexOf(input.charAt(i++));
chr1 = (enc1 << 2) | (enc2 >> 4);
chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
chr3 = ((enc3 & 3) << 6) | enc4;
output = output + String.fromCharCode(chr1);
if (enc3 != 64) {
output = output + String.fromCharCode(chr2);
}
if (enc4 != 64) {
output = output + String.fromCharCode(chr3);
}
}
output = Base64._utf8_decode(output);
return output;
},
// private method for UTF-8 encoding
_utf8_encode : function (string) {
string = string.replace(/\r\n/g,"\n");
var utftext = "";
for (var n = 0; n < string.length; n++) {
var c = string.charCodeAt(n);
if (c < 128) {
utftext += String.fromCharCode(c);
}
else if((c > 127) && (c < 2048)) {
utftext += String.fromCharCode((c >> 6) | 192);
utftext += String.fromCharCode((c & 63) | 128);
}
else {
utftext += String.fromCharCode((c >> 12) | 224);
utftext += String.fromCharCode(((c >> 6) & 63) | 128);
utftext += String.fromCharCode((c & 63) | 128);
}
}
return utftext;
},
// private method for UTF-8 decoding
_utf8_decode : function (utftext) {
var string = "";
var i = 0;
var c = c1 = c2 = 0;
while ( i < utftext.length ) {
c = utftext.charCodeAt(i);
if (c < 128) {
string += String.fromCharCode(c);
i++;
}
else if((c > 191) && (c < 224)) {
c2 = utftext.charCodeAt(i+1);
string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
i += 2;
}
else {
c2 = utftext.charCodeAt(i+1);
c3 = utftext.charCodeAt(i+2);
string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
i += 3;
}
}
return string;
}
}

+ 13
- 6
editor/m0110/keymap_editor.js View File

@@ -81,11 +81,9 @@ $(function() {
var code = parseInt($(this).attr('id').match(/code-((0x){0,1}[0-9a-fA-F]+)/)[1]);
$(this).text(keycodes[code].name);
$(this).attr({ title: keycodes[code].desc });
//console.log(index + ": " + code + " " + keycodes[code].desc);
});

$(".action").click(function(ev,ui) {
console.log("action click");
if (!editing_key) return;

// get matrix position from key id: key-RC where R is row and C is column in "0-v"(radix 32)
@@ -197,15 +195,24 @@ $(function() {
/*
* Share URL
*/
function encode_keymap(keymap)
function encode_keymap(obj)
{
return window.btoa(JSON.stringify(keymap));
if (typeof LZString != "undefined" && typeof Base64 != "undefined") {
return Base64.encode(LZString.compress(JSON.stringify(obj)));
}
return window.btoa(JSON.stringify(obj));
}

function decode_keymap(hash)
function decode_keymap(str)
{
try {
return JSON.parse(window.atob(hash));
/* lz-string-1.3.3.js: LZString.decompress() runs away if given short string. */
if (str == null || typeof str != "string" || str.length < 30) return null;

if (typeof LZString != "undefined" && typeof Base64 != "undefined") {
return JSON.parse(LZString.decompress(Base64.decode(str)));
}
return JSON.parse(window.atob(str));
} catch (err) {
return null;
}

+ 204
- 0
editor/m0110/lz-string-1.0.2.js View File

@@ -0,0 +1,204 @@
// Copyright © 2013 Pieroxy <[email protected]>
// This work is free. You can redistribute it and/or modify it
// under the terms of the WTFPL, Version 2
// For more information see LICENSE.txt or http://www.wtfpl.net/
//
// LZ-based compression algorithm, version 1.0.2-rc1
var LZString = {

writeBit : function(value, data) {
data.val = (data.val << 1) | value;
if (data.position == 15) {
data.position = 0;
data.string += String.fromCharCode(data.val);
data.val = 0;
} else {
data.position++;
}
},
writeBits : function(numBits, value, data) {
if (typeof(value)=="string")
value = value.charCodeAt(0);
for (var i=0 ; i<numBits ; i++) {
this.writeBit(value&1, data);
value = value >> 1;
}
},
produceW : function (context) {
if (Object.prototype.hasOwnProperty.call(context.dictionaryToCreate,context.w)) {
if (context.w.charCodeAt(0)<256) {
this.writeBits(context.numBits, 0, context.data);
this.writeBits(8, context.w, context.data);
} else {
this.writeBits(context.numBits, 1, context.data);
this.writeBits(16, context.w, context.data);
}
this.decrementEnlargeIn(context);
delete context.dictionaryToCreate[context.w];
} else {
this.writeBits(context.numBits, context.dictionary[context.w], context.data);
}
this.decrementEnlargeIn(context);
},
decrementEnlargeIn : function(context) {
context.enlargeIn--;
if (context.enlargeIn == 0) {
context.enlargeIn = Math.pow(2, context.numBits);
context.numBits++;
}
},
compress: function (uncompressed) {
var context = {
dictionary: {},
dictionaryToCreate: {},
c:"",
wc:"",
w:"",
enlargeIn: 2, // Compensate for the first entry which should not count
dictSize: 3,
numBits: 2,
result: "",
data: {string:"", val:0, position:0}
}, i;
for (i = 0; i < uncompressed.length; i += 1) {
context.c = uncompressed.charAt(i);
if (!Object.prototype.hasOwnProperty.call(context.dictionary,context.c)) {
context.dictionary[context.c] = context.dictSize++;
context.dictionaryToCreate[context.c] = true;
}
context.wc = context.w + context.c;
if (Object.prototype.hasOwnProperty.call(context.dictionary,context.wc)) {
context.w = context.wc;
} else {
this.produceW(context);
// Add wc to the dictionary.
context.dictionary[context.wc] = context.dictSize++;
context.w = String(context.c);
}
}
// Output the code for w.
if (context.w !== "") {
this.produceW(context);
}
// Mark the end of the stream
this.writeBits(context.numBits, 2, context.data);
// Flush the last char
while (context.data.val>0) this.writeBit(0,context.data)
return context.data.string;
},
readBit : function(data) {
var res = data.val & data.position;
data.position >>= 1;
if (data.position == 0) {
data.position = 32768;
data.val = data.string.charCodeAt(data.index++);
}
//data.val = (data.val << 1);
return res>0 ? 1 : 0;
},
readBits : function(numBits, data) {
var res = 0;
var maxpower = Math.pow(2,numBits);
var power=1;
while (power!=maxpower) {
res |= this.readBit(data) * power;
power <<= 1;
}
return res;
},
decompress: function (compressed) {
var dictionary = {},
next,
enlargeIn = 4,
dictSize = 4,
numBits = 3,
entry = "",
result = "",
i,
w,
c,
errorCount=0,
literal,
data = {string:compressed, val:compressed.charCodeAt(0), position:32768, index:1};
for (i = 0; i < 3; i += 1) {
dictionary[i] = i;
}
next = this.readBits(2, data);
switch (next) {
case 0:
c = String.fromCharCode(this.readBits(8, data));
break;
case 1:
c = String.fromCharCode(this.readBits(16, data));
break;
case 2:
return "";
}
dictionary[3] = c;
w = result = c;
while (true) {
c = this.readBits(numBits, data);
switch (c) {
case 0:
if (errorCount++ > 10000) return "Error";
c = String.fromCharCode(this.readBits(8, data));
dictionary[dictSize++] = c;
c = dictSize-1;
enlargeIn--;
break;
case 1:
c = String.fromCharCode(this.readBits(16, data));
dictionary[dictSize++] = c;
c = dictSize-1;
enlargeIn--;
break;
case 2:
return result;
}
if (enlargeIn == 0) {
enlargeIn = Math.pow(2, numBits);
numBits++;
}

if (dictionary[c]) {
entry = dictionary[c];
} else {
if (c === dictSize) {
entry = w + w.charAt(0);
} else {
return null;
}
}
result += entry;
// Add w+entry[0] to the dictionary.
dictionary[dictSize++] = w + entry.charAt(0);
enlargeIn--;
w = entry;
if (enlargeIn == 0) {
enlargeIn = Math.pow(2, numBits);
numBits++;
}
}
return result;
}
};

+ 5
- 4
editor/m0110/m0110.html View File

@@ -8,8 +8,9 @@
<script src="keymap_editor.js"></script>
<script src="keycodes.js"></script>
<script src="m0110.js"></script>
<script>
</script>
<!-- lz-string-1.3.3.js: LZString.decompress() runs away if given short string. -->
<script src="lz-string-1.0.2.js"></script>
<script src="base64.js"></script>
</head>

<body>
@@ -530,13 +531,13 @@
<a id="hex-download" style="display:none" ></a>

<h3>Share URL:</h3>
<textarea id="share-url" rows="10" cols="80"></textarea>
<textarea id="share-url" rows="10" cols="80" readonly></textarea>
<br/>
<button id="keymap-share" title="Share">Share</button>
<button id="shorten-url" title="Shorten">Shorten</button>

<h3>Keymap Output(for debug):</h3>
<textarea id="keymap-output" rows="20" cols="80"></textarea>
<textarea id="keymap-output" rows="20" cols="80" readonly></textarea>
<br/>
<button id="keymap-json-generate" title="generate JSON">JSON</button>
<button id="keymap-source-generate" title="generate C source code">C source</button>

+ 5
- 4
editor/m0110/m0110a.html View File

@@ -8,8 +8,9 @@
<script src="keymap_editor.js"></script>
<script src="keycodes.js"></script>
<script src="m0110.js"></script>
<script>
</script>
<!-- lz-string-1.3.3.js: LZString.decompress() runs away if given short string. -->
<script src="lz-string-1.0.2.js"></script>
<script src="base64.js"></script>
</head>

<body>
@@ -531,13 +532,13 @@
<a id="hex-download" style="display:none" ></a>

<h3>Share URL:</h3>
<textarea id="share-url" rows="10" cols="80"></textarea>
<textarea id="share-url" rows="10" cols="80" readonly></textarea>
<br/>
<button id="keymap-share" title="Share">Share</button>
<button id="shorten-url" title="Shorten">Shorten</button>

<h3>Keymap Output(for debug):</h3>
<textarea id="keymap-output" rows="20" cols="80"></textarea>
<textarea id="keymap-output" rows="20" cols="80" readonly></textarea>
<br/>
<button id="keymap-json-generate" title="generate JSON">JSON</button>
<button id="keymap-source-generate" title="generate C source code">C source</button>

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