/
converter.js
2952 lines (2755 loc) · 87.1 KB
/
converter.js
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// http://akelpad.sourceforge.net/forum/viewtopic.php?p=11095#11095
// http://infocatcher.ucoz.net/js/akelpad_scripts/converter.js
// (c) Infocatcher 2010-2012
// version 0.2.3 - 2012-09-28
//===================
// Hotkeys:
// Enter - Ok
// Ctrl+Enter, Shift+Enter - Convert
// Escape - Cancel
// Ctrl+Z - Undo
// Ctrl+Shift+Z - Redo
// Ctrl+C, Ctrl+Insert - Copy
// Ctrl+V, Shift+Insert - Paste
// Ctrl+X, Shift+Del - Cut
// Delete - Delete selection
// Ctrl+A - Select all
// Ctrl+S - Save file
// Encode/decode HTML entities:
// & <=> &
// < <=> <
// > <=> >
// " <=> "
// © <=> © (and some other entities, see arguments)
// char <=> &#code; (see arguments)
// Convert JavaScript escape sequences
// \u00a9 <=> ©
// \xa9 <=> ©
// Escape/unescape special RegExp symbols:
// http://example.com/ <=> http:\/\/example\.com\/
// Escape/unescape special strings symbols:
// ab"cd\ef <=> ab\"cd\\ef
// Select string with commas to don't escape another commas inside:
// "ab"cd'ef" <=> "ab\"cd'ef"
// Encode/decode Uniform Resource Identifiers (URIs) with
// encodeURI()/decodeURI()
// https://ru.wikipedia.org/wiki/%D0%A2%D0%B5%D1%81%D1%82 <=> https://ru.wikipedia.org/wiki/Тест
// or encodeURIComponent()/decodeURIComponent()
// https%3A%2F%2Fru.wikipedia.org%2Fwiki%2F%D0%A2%D0%B5%D1%81%D1%82 <=> https://ru.wikipedia.org/wiki/Тест
// Hexadecimal escape/unescape
// JavaScript's escape()/unescape()
// "test тест" <=> %22test%20%u0442%u0435%u0441%u0442%22
// Base64 encode/decode
// based on code from http://www.farfarfar.com/scripts/encrypt/
// Test, проверка <=> VGVzdCwg0L/RgNC+0LLQtdGA0LrQsA== (used UTF-8 code page)
// Convert charset
// -type="Charset"
// Encode: WideCharToMultiByte() http://msdn.microsoft.com/en-us/library/dd374130(v=vs.85).aspx
// Decode: MultiByteToWideChar() http://msdn.microsoft.com/en-us/library/dd319072(v=vs.85).aspx
// Íå÷òî <=> Нечто (with cp1251 aka windows-1251)
// -type="Recode" (works like built-in recode command)
// бНОПНЯ <=> Вопрос (from cp20866 aka KOI8-R to cp1251 aka windows-1251)
// Arguments:
// -mode=0 - (default) auto encode or decode
// -mode=1 - encode
// -mode=2 - decode
// -type="RegExp" - type of converter ("HTML", "Escapes", "RegExp", "String",
// "URI", "URIComponent", "Unescape", "Base64", "Charset", "Recode")
// -action=1 - sum of flags: 1 - insert, 2 - copy, 4 - show
// -dialog=false - don't show dialog
// -onlySelected=true - use only selected text
// -warningTime=4000 - show warning for slow calculations
// -test=true - display convert speed
// -saveOptions=0 - don't store options
// -saveOptions=1 - (default) save options after converting
// -saveOptions=2 - save options on exit
// -savePosition=true - allow store last window position
// -saveSize=true - allow store height of output field
// Arguments for HTML converter:
// -decodeSpecialEntities=true - (default: true) decode special entities like © -> ©
// -encodeSpecialEntities=false - (default: false) encode special entities
// -decodeSpacesEntities=false - (default: false) decode spaces entities like
// -encodeSpacesEntities=true - (default: true) encode spaces entities
// -decodeCharCodes=true - (default: true) decode &#code; => char
// -encodeChars=false - (default: false) encode char => &#code;
// -encodeAsHex=false - use hex instead of decimal
// -charsToEncode=/'|[^!-~ \t\n\rа-яё]/ig - mask for chars to encode
// Arguments for escapes converter:
// -customEscapesDecoder=false - (experimental, default: false) use custom decoder instead of eval()
// Arguments for URIs converters:
// -codePageURI=1251 - code page for URIs encoding, -1 - current, -2 - don't change
// Arguments for URI Component converter:
// -toDataURI=true - encode as data URI (data:text/plain;charset=UTF-8,Test)
// -toBase64=true - encode as base64 data URI (data:text/plain;charset=UTF-8;base64,VGVzdA==)
// Arguments for Base64 converter:
// -codePageBase64=65001 - code page: -1 - current, -2 - don't change
// -maxLineWidth=75 - allow split output to lines with fixed width
// Arguments for charsets converter:
// -codePage=1251 - code page: -1 - current
// Arguments for recode converter:
// -codePageFrom=20866 - code page: -1 - current
// -codePageTo=1251 - code page: -1 - current
// Usage:
// Call("Scripts::Main", 1, "converter.js")
// Call("Scripts::Main", 1, "converter.js", `-mode=0 -type="HTML"`)
// Call("Scripts::Main", 1, "converter.js", `-mode=0 -type="HTML" -decodeCharCodes=true -encodeChars=true "-charsToEncode=/'|[^!-~ \t\n\rа-яё]/ig"`)
// Call("Scripts::Main", 1, "converter.js", `-mode=0 -type="Escapes" -dialog=false`)
// Call("Scripts::Main", 1, "converter.js", `-mode=2 -type="Charset" -codePage=1251 -dialog=false -saveOptions=0`)
// Call("Scripts::Main", 1, "converter.js", `-mode=2 -type="Recode" -codePageFrom=20866 -codePageTo=1251 -dialog=false -saveOptions=0`)
//===================
// Wrapper for AkelPad.Include()
if(!convertersArgs)
var convertersArgs = {};
(function() {
var overrideArgs = convertersArgs;
function _localize(s) {
var strings = {
"No text selected!": {
ru: "Отсутствует выделенный текст!"
},
"No text!": {
ru: "Текст отсутствует!"
},
"Converter “%S” not found!": {
ru: "Конвертер «%S» не найден!"
},
"Can't encode!\nError:\n%S": {
ru: "Не удаётся закодировать!\nОшибка:\n%S"
},
"Can't decode!\nError:\n%S": {
ru: "Не удаётся раскодировать!\nОшибка:\n%S"
},
"Nothing to convert!": {
ru: "Нечего конвертировать!"
},
"Required time: %S (estimate)\nContinue?": {
ru: "Требуется времени: %S (оценочно)\n Продолжить?"
},
"&HTML entities": {
ru: "&HTML-сущности"
},
"&&en&tity; => symbol": {
ru: "&&су&щность; => символ"
},
"s&ymbol => &&entity;": {
ru: "с&имвол => &&сущность;"
},
"&&nbs&p; => space": {
ru: "&&nbs&p; => пробел"
},
"s&pace => & ": {
ru: "&пробел => & "
},
"&&#c&ode; => symbol": {
ru: "&&#к&од; => символ"
},
"sym&bol => &&#code;": {
ru: "си&мвол => &&#код;"
},
"he&x-code": {
ru: "he&x-код"
},
"&Escape sequences": {
ru: "&Escape-последовательности"
},
"Re&gular expressions special symbols": {
ru: "Специальные символы &регулярных выражений"
},
"&String literals special symbols": {
ru: "Специальные символы &строковых литералов"
},
"Uniform Resource Identifier (&URI)": {
ru: "Унифицированный идентификатор ресурса (&URI)"
},
"Uniform Resource Identifier (U&RI), full": {
ru: "Унифицированный идентификатор ресурса (U&RI), целиком"
},
"Encode as data URI": {
ru: "Кодировать как data URI"
},
"Base64": {
ru: "Base64"
},
"Hexadeci&mal escape": {
ru: "&Шестнадцатеричное кодирование"
},
"Base&64": {
ru: "Base&64"
},
"Direction": {
ru: "Направление"
},
"&Auto": {
ru: "&Автоопределение"
},
"E&ncode": {
ru: "Зако&дировать"
},
"&Decode": {
ru: "&Раскодировать"
},
"Action": {
ru: "Действие"
},
"&Insert": {
ru: "&Вставить"
},
"&Copy": {
ru: "&Копировать"
},
"Sho&w": {
ru: "Пока&зать"
},
"OK": {
ru: "ОК"
},
"Convert": {
ru: "Конвертировать"
},
"Cancel": {
ru: "Отмена"
}
};
var lng;
switch(AkelPad.GetLangId(1 /*LANGID_PRIMARY*/)) {
case 0x19: lng = "ru"; break;
default: lng = "en";
}
_localize = function(s) {
return strings[s] && strings[s][lng] || s;
};
return _localize(s);
}
// Read arguments and prefs:
// getArg(argName, defaultValue), getArgOrPref(argAndPrefName, type, defaultValue)
var MODE_AUTO = 0;
var MODE_ENCODE = 1;
var MODE_DECODE = 2;
var ACT_INSERT = 1;
var ACT_COPY = 2;
var ACT_SHOW = 4;
var CP_NOT_CONVERT = -2;
var CP_CURRENT = -1;
var DEFAULT_TYPE = "html";
var saveOptions = getArg("saveOptions", 1);
var savePosition = getArg("savePosition", true);
var saveSize = getArg("saveSize", true);
if(saveOptions || savePosition || saveSize)
var prefs = new Prefs();
var forceShowDialog = getArg("dialog", true);
var onlySelected = getArg("onlySelected", false);
var warningTime = getArg("warningTime", 4000);
var speedTest = getArg("test", false);
var type = getArgOrPref("type", prefs && prefs.STRING, "html").toLowerCase();
var mode = getArgOrPref("mode", prefs && prefs.DWORD, MODE_AUTO);
var action = getArgOrPref("action", prefs && prefs.DWORD, ACT_INSERT);
var decodeSpecialEntities = getArgOrPref("decodeSpecialEntities", prefs && prefs.DWORD, true);
var encodeSpecialEntities = getArgOrPref("encodeSpecialEntities", prefs && prefs.DWORD, false);
var decodeSpacesEntities = getArgOrPref("decodeSpacesEntities", prefs && prefs.DWORD, false);
var encodeSpacesEntities = getArgOrPref("encodeSpacesEntities", prefs && prefs.DWORD, true);
var decodeCharCodes = getArgOrPref("decodeCharCodes", prefs && prefs.DWORD, true);
var encodeChars = getArgOrPref("encodeChars", prefs && prefs.DWORD, false);
var encodeAsHex = getArgOrPref("encodeAsHex", prefs && prefs.DWORD, false);
var charsToEncode = getArg("charsToEncode", /'|[^!-~ \t\n\rа-яё]/ig);
// "!-~" - latin symbols
// " \t\n\r" - spaces
// "а-яё" - cyrillic symbols
var customEscapesDecoder = getArg("customEscapesDecoder", false);
var codePageURI = getArg("codePageURI", CP_NOT_CONVERT);
var codePageBase64 = getArg("codePageBase64", CP_CURRENT);
var maxLineWidth = getArg("maxLineWidth", 75);
var toDataURI = getArgOrPref("toDataURI", prefs && prefs.DWORD, false);
var toBase64 = getArgOrPref("toBase64", prefs && prefs.DWORD, false);
var codePage = getArg("codePage", CP_CURRENT);
var codePageFrom = getArg("codePageFrom", CP_CURRENT);
var codePageTo = getArg("codePageTo", CP_CURRENT);
// Deprecated arguments and prefs
var copy = getArgOrPref("copy", prefs && prefs.DWORD);
if(copy !== undefined) {
if(copy)
action = action & ~ACT_INSERT | ACT_COPY;
else
action = action & ~ACT_COPY | ACT_INSERT;
saveOptions && prefs.set("action", action);
}
if(saveOptions) {
copy = prefs.get("copy", prefs.DWORD);
if(copy !== undefined)
prefs.remove("copy");
}
var cp = getArg("codePage");
if(cp !== undefined && getArg("codePageURI") === undefined && getArg("codePageBase64") === undefined) {
codePageURI = cp;
codePageBase64 = CP_CURRENT;
}
prefs && prefs.end();
//var AkelPad = new ActiveXObject("AkelPad.document");
var hMainWnd = AkelPad.GetMainWnd();
var oSys = AkelPad.SystemFunction();
var dialogTitle = WScript.ScriptName.replace(/^[!-\-_]+/, "");
dialogTitle = dialogTitle.charAt(0).toUpperCase() + dialogTitle.substr(1);
var specialEntities = {
// Converted from \res\dtd\xhtml11.dtd in Firefox 3.6.13
iexcl: "\u00a1",
cent: "\u00a2",
pound: "\u00a3",
curren: "\u00a4",
yen: "\u00a5",
brvbar: "\u00a6",
sect: "\u00a7",
uml: "\u00a8",
copy: "\u00a9",
ordf: "\u00aa",
laquo: "\u00ab",
not: "\u00ac",
shy: "\u00ad",
reg: "\u00ae",
macr: "\u00af",
deg: "\u00b0",
plusmn: "\u00b1",
sup2: "\u00b2",
sup3: "\u00b3",
acute: "\u00b4",
micro: "\u00b5",
para: "\u00b6",
middot: "\u00b7",
cedil: "\u00b8",
sup1: "\u00b9",
ordm: "\u00ba",
raquo: "\u00bb",
frac14: "\u00bc",
frac12: "\u00bd",
frac34: "\u00be",
iquest: "\u00bf",
Agrave: "\u00c0",
Aacute: "\u00c1",
Acirc: "\u00c2",
Atilde: "\u00c3",
Auml: "\u00c4",
Aring: "\u00c5",
AElig: "\u00c6",
Ccedil: "\u00c7",
Egrave: "\u00c8",
Eacute: "\u00c9",
Ecirc: "\u00ca",
Euml: "\u00cb",
Igrave: "\u00cc",
Iacute: "\u00cd",
Icirc: "\u00ce",
Iuml: "\u00cf",
ETH: "\u00d0",
Ntilde: "\u00d1",
Ograve: "\u00d2",
Oacute: "\u00d3",
Ocirc: "\u00d4",
Otilde: "\u00d5",
Ouml: "\u00d6",
times: "\u00d7",
Oslash: "\u00d8",
Ugrave: "\u00d9",
Uacute: "\u00da",
Ucirc: "\u00db",
Uuml: "\u00dc",
Yacute: "\u00dd",
THORN: "\u00de",
szlig: "\u00df",
agrave: "\u00e0",
aacute: "\u00e1",
acirc: "\u00e2",
atilde: "\u00e3",
auml: "\u00e4",
aring: "\u00e5",
aelig: "\u00e6",
ccedil: "\u00e7",
egrave: "\u00e8",
eacute: "\u00e9",
ecirc: "\u00ea",
euml: "\u00eb",
igrave: "\u00ec",
iacute: "\u00ed",
icirc: "\u00ee",
iuml: "\u00ef",
eth: "\u00f0",
ntilde: "\u00f1",
ograve: "\u00f2",
oacute: "\u00f3",
ocirc: "\u00f4",
otilde: "\u00f5",
ouml: "\u00f6",
divide: "\u00f7",
oslash: "\u00f8",
ugrave: "\u00f9",
uacute: "\u00fa",
ucirc: "\u00fb",
uuml: "\u00fc",
yacute: "\u00fd",
thorn: "\u00fe",
yuml: "\u00ff",
fnof: "\u0192",
Alpha: "\u0391",
Beta: "\u0392",
Gamma: "\u0393",
Delta: "\u0394",
Epsilon: "\u0395",
Zeta: "\u0396",
Eta: "\u0397",
Theta: "\u0398",
Iota: "\u0399",
Kappa: "\u039a",
Lambda: "\u039b",
Mu: "\u039c",
Nu: "\u039d",
Xi: "\u039e",
Omicron: "\u039f",
Pi: "\u03a0",
Rho: "\u03a1",
Sigma: "\u03a3",
Tau: "\u03a4",
Upsilon: "\u03a5",
Phi: "\u03a6",
Chi: "\u03a7",
Psi: "\u03a8",
Omega: "\u03a9",
alpha: "\u03b1",
beta: "\u03b2",
gamma: "\u03b3",
delta: "\u03b4",
epsilon: "\u03b5",
zeta: "\u03b6",
eta: "\u03b7",
theta: "\u03b8",
iota: "\u03b9",
kappa: "\u03ba",
lambda: "\u03bb",
mu: "\u03bc",
nu: "\u03bd",
xi: "\u03be",
omicron: "\u03bf",
pi: "\u03c0",
rho: "\u03c1",
sigmaf: "\u03c2",
sigma: "\u03c3",
tau: "\u03c4",
upsilon: "\u03c5",
phi: "\u03c6",
chi: "\u03c7",
psi: "\u03c8",
omega: "\u03c9",
thetasym: "\u03d1",
upsih: "\u03d2",
piv: "\u03d6",
bull: "\u2022",
hellip: "\u2026",
prime: "\u2032",
Prime: "\u2033",
oline: "\u203e",
frasl: "\u2044",
weierp: "\u2118",
image: "\u2111",
real: "\u211c",
trade: "\u2122",
alefsym: "\u2135",
larr: "\u2190",
uarr: "\u2191",
rarr: "\u2192",
darr: "\u2193",
harr: "\u2194",
crarr: "\u21b5",
lArr: "\u21d0",
uArr: "\u21d1",
rArr: "\u21d2",
dArr: "\u21d3",
hArr: "\u21d4",
forall: "\u2200",
part: "\u2202",
exist: "\u2203",
empty: "\u2205",
nabla: "\u2207",
isin: "\u2208",
notin: "\u2209",
ni: "\u220b",
prod: "\u220f",
sum: "\u2211",
minus: "\u2212",
lowast: "\u2217",
radic: "\u221a",
prop: "\u221d",
infin: "\u221e",
ang: "\u2220",
and: "\u2227",
or: "\u2228",
cap: "\u2229",
cup: "\u222a",
int: "\u222b",
there4: "\u2234",
sim: "\u223c",
cong: "\u2245",
asymp: "\u2248",
ne: "\u2260",
equiv: "\u2261",
le: "\u2264",
ge: "\u2265",
sub: "\u2282",
sup: "\u2283",
nsub: "\u2284",
sube: "\u2286",
supe: "\u2287",
oplus: "\u2295",
otimes: "\u2297",
perp: "\u22a5",
sdot: "\u22c5",
lceil: "\u2308",
rceil: "\u2309",
lfloor: "\u230a",
rfloor: "\u230b",
lang: "\u2329",
rang: "\u232a",
loz: "\u25ca",
spades: "\u2660",
clubs: "\u2663",
hearts: "\u2665",
diams: "\u2666",
OElig: "\u0152",
oelig: "\u0153",
Scaron: "\u0160",
scaron: "\u0161",
Yuml: "\u0178",
circ: "\u02c6",
tilde: "\u02dc",
zwnj: "\u200c",
zwj: "\u200d",
lrm: "\u200e",
rlm: "\u200f",
ndash: "\u2013",
mdash: "\u2014",
lsquo: "\u2018",
rsquo: "\u2019",
sbquo: "\u201a",
ldquo: "\u201c",
rdquo: "\u201d",
bdquo: "\u201e",
dagger: "\u2020",
Dagger: "\u2021",
permil: "\u2030",
lsaquo: "\u2039",
rsaquo: "\u203a",
euro: "\u20ac"
};
var spacesEntities = {
nbsp: "\u00a0",
ensp: "\u2002",
emsp: "\u2003",
thinsp: "\u2009"
};
function encodeHTML(str) {
str = str
.replace(/&/g, "&")
.replace(/</g, "<")
.replace(/>/g, ">")
.replace(/"/g, """);
if(encodeSpecialEntities)
str = encodeEntities(str, specialEntities);
if(encodeSpacesEntities)
str = encodeEntities(str, spacesEntities);
if(encodeChars)
str = str.replace(
charsToEncode,
function(s) {
var code = s.charCodeAt(0);
if(encodeAsHex)
code = "x" + code.toString(16);
return "&#" + code + ";";
}
);
return str;
}
function encodeEntities(str, entities) {
for(var entity in entities) {
var chr = entities[entity];
var hex = chr.charCodeAt(0).toString(16);
hex = "\\u" + "0000".substr(hex.length) + hex;
str = str.replace(new RegExp(hex, "g"), "&" + entity + ";");
}
return str;
}
function decodeHTML(str) {
if(decodeCharCodes)
str = str
.replace(
/&#(?:x([\da-f]{1,4})|(\d{1,5}));/ig,
function(s, hex, dec) {
var code = hex
? parseInt(hex, 16)
: parseInt(dec, 10);
if(code > 0xffff)
return s;
return String.fromCharCode(code);
}
);
if(decodeSpecialEntities || decodeSpacesEntities)
str = str
.replace(
/&([a-z]+\d*);/ig,
function(s, entity) {
// "key in object" Doesn't work in old JScript, but "replace(str, function)" doesn't work too
if(decodeSpecialEntities && entity in specialEntities)
return specialEntities[entity];
if(decodeSpacesEntities && entity in spacesEntities)
return spacesEntities[entity];
return s;
}
);
return str
.replace(/</g, "<")
.replace(/>/g, ">")
.replace(/"/g, '"')
.replace(/&/g, "&");
}
function encodeEscapes(str) {
return str.replace(
/[^!-~ \t\n\r]/ig,
function(s) {
var hex = s.charCodeAt(0).toString(16);
return "\\u" + "0000".substr(hex.length) + hex;
}
);
}
function decodeEscapes(str) {
if(customEscapesDecoder)
return decodeEscapesCustom(str);
// Keep some escaped chars inside string literals
// "ab\ncd" => "ab\\ncd" => eval() => "ab\ncd"
var doubleEscape = function(s) {
return s.replace(
/(\\+)([nrt'"])?/g,
function(s, bs, chr) {
if(bs.length % 2 == 0 || chr) // \ => \\ (*2)
return new Array(bs.length + 1).join("\\") + s;
// \\\ => \\ + \ => (\\)*2 + \
return new Array(Math.floor(bs.length/2)*2 + 1).join("\\") + s;
}
);
};
str = str
.replace(/"(?:\\.|[^"\\\n\r])*"/g, doubleEscape)
.replace(/'(?:\\.|[^'\\\n\r])*'/g, doubleEscape);
var fixEsc = function(s, bs, chr, hex) {
return bs.length % 2 == 0 && /[^0-9a-f]/i.test(hex)
? bs + chr + hex
: s;
};
try {
str = eval(
'"' +
str // Make valid string
.replace(
/(\\*)["']/g,
function(s, bs) {
return bs.length % 2 == 0
? "\\" + s
: s;
}
)
.replace(
/\\+$/, // Fix qwe\ => "qwe\" => eval() error
function(s) {
return s.length % 2 != 0
? "\\" + s
: s;
}
)
// Fix invalid \u and \x
.replace(/(\\*)\\(x)([\s\S]{2})/g, fixEsc)
.replace(/(\\*)\\(u)([\s\S]{4})/g, fixEsc)
.replace(/\n/g, "\\n")
.replace(/\r/g, "\\r")
.replace(/\x00/g, "\\x00")
.replace(/\u2028/g, "\\u2028")
.replace(/\u2029/g, "\\u2029") +
'"'
);
}
catch(e) {
throw new (e.constructor || SyntaxError)('eval("string") fail\n' + e.message);
}
return str;
}
function decodeEscapesCustom(str) {
// Keep some escaped chars inside string literals
// "ab\ncd" => "ab\\ncd" => eval() => "ab\ncd"
var doubleEscape = function(s) {
return s.replace(
/(\\+)([nrt'"])?/g,
function(s, bs, chr) {
if(bs.length % 2 == 0 || chr) // \ => \\ (*2)
return new Array(bs.length + 1).join("\\") + s;
// \\\ => \\ + \ => (\\)*2 + \
return new Array(Math.floor(bs.length/2)*2 + 1).join("\\") + s;
}
);
};
var decode = function(s, bs, num) {
return bs.length % 2 == 0
? bs + String.fromCharCode(num)
: s;
};
var decodeHex = function(s, bs, hex) {
return decode(s, bs, parseInt(hex, 16));
};
var decodeOct = function(s, bs, oct) {
oct = parseInt(oct, 8);
return oct <= 0xff
? decode(s, bs, oct)
: s;
};
return str
.replace(/"(?:\\.|[^"\\\n\r])*"/g, doubleEscape)
.replace(/'(?:\\.|[^'\\\n\r])*'/g, doubleEscape)
.replace(/(\\*)\\x([0-9a-fA-F]{2})/g, decodeHex) // \xaa
.replace(/(\\*)\\u([0-9a-fA-F]{4})/g, decodeHex) // \uaaaa
.replace(/(\\*)\\([0-7]{1,3})/g, decodeOct) // \0
.replace(
/(\\*)\\([bfnrtv])/g, // Be careful: MS JScript don't support "\v"
function(s, bs, chr) {
return bs.length % 2 == 0
? bs + { b: "\b", f: "\f", n: "\n", r: "\r", t: "\t", v: "\x0b" }[chr]
: s;
}
)
.replace(
/\\{2,}/g, // \\ -> \
function(bs) {
return bs.length % 2 == 0
? new Array(bs.length/2 + 1).join("\\")
: new Array((bs.length - 1)/2 + 1).join("\\") + "\\";
}
);
}
function escapeRegExp(str) {
return str.replace(/[\\\/.^$+*?|()\[\]{}]/g, "\\$&");
}
function unescapeRegExp(str) {
return str.replace(/\\([\\\/.^$+*?|()\[\]{}])/g, "$1");
}
function convertString(str, esc) {
//~ todo: more intuitive handling for "ab\\cd'ef\"gh", 'ab\\cd\'ef"gh' ?
if(/^(\s*("|'))([\s\S]*)(\2\s*)$/.test(str)) {
var start = RegExp.$1;
var comma = RegExp.$2;
var middle = RegExp.$3;
var end = RegExp.$4;
if(comma == '"')
middle = esc
? middle.replace(/[\\"]/g, "\\$&")
: middle.replace(/\\([\\"])/g, "$1");
else
middle = esc
? middle.replace(/[\\']/g, "\\$&")
: middle.replace(/\\([\\'])/g, "$1");
return start + middle + end;
}
return esc
? str.replace(/[\\'"]/g, "\\$&")
: str.replace(/\\([\\'"])/g, "$1");
}
function escapeString(str) {
return convertString(str, true);
}
function unescapeString(str) {
return convertString(str, false);
}
function encodeURIWrapped(str) {
return encodeURIWrapper(
str,
encodeURI,
/[\x00-\x20\x22\x25\x3c\x3e\x5b-\x5e\x60\x7b-\x7d\x7f-\ud7ff\ue000-\uffff]/g
);
}
function encodeURIComponentWrapped(str) {
if(toDataURI && toBase64)
return encodeBase64(str, true);
var ret = encodeURIWrapper(
str,
encodeURIComponent,
/[\x00-\x20\x22-\x26\x2b\x2c\x2f\x3a-\x40\x5b-\x5e\x60\x7b-\x7d\x7f-\ud7ff\ue000-\uffff]/g
);
if(toDataURI) {
var charsetName = codePageURI == CP_NOT_CONVERT
? "UTF-8"
: getCharsetName(codePageURI);
return "data:text/plain" + (charsetName ? ";charset=" + charsetName : "") + "," + ret;
}
return ret;
}
function encodeURIWrapper(str, encodeURIFunc, pattern) {
if(codePageURI == CP_NOT_CONVERT)
return encodeURIFunc(str);
if(/[\ud800-\udfff]/.test(str))
throw new URIError("Invalid character detected (\\ud800-\\udfff)");
return str.replace(
pattern,
function(chr) {
var enc = convertFromUnicode(chr, codePageURI);
if(enc.length > 1) // Multibyte? Use UTF-8 instead :)
return chr;
var hex = enc.charCodeAt(0).toString(16).toUpperCase();
if(hex.length > 2)
return chr;
return "%" + "00".substr(hex.length) + hex;
}
);
}
function decodeURIWrapped(str) {
return decodeURIWrapper(str, decodeURI);
}
function decodeURIComponentWrapped(str) {
if(/^\s*data:([^:,;=]+(;charset=([^:,;=]+))?)?(;base64)?,/.test(str)) {
if(RegExp.$4)
return decodeBase64(str);
str = str.substr(RegExp.lastMatch.length);
var cp = getCharsetCode(RegExp.$3);
}
return decodeURIWrapper(str, decodeURIComponent, cp);
}
function decodeURIWrapper(str, decodeURIFunc, cp) {
try {
return decodeURIFunc(str);
}
catch(e) {
var ret = decodeURICustom(str, cp);
if(ret != str)
return ret;
throw e;
}
}
function decodeURICustom(str, cp) {
if(!cp)
cp = codePageURI;
var ret = str.replace(
/%([0-9a-f]{2})/ig,
function(s, hex) {
return convertToUnicode(String.fromCharCode(parseInt(hex, 16)), cp);
}
);
return /%/.test(ret) ? str : ret;
}
function escapeWrapped(str) {
return escape(str);
}
function unescapeWrapped(str) {
return unescape(str);
}
var base64 = {
_keyStr: "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",
encode: function (input, toDataURI) {
input = convertFromUnicode(input, codePageBase64); //~ todo: CP_NOT_CONVERT seems buggy
var output = "";
var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
var _keyStr = this._keyStr;
var i = 0;
while(i < input.length) {
chr1 = input.charCodeAt(i++);
chr2 = input.charCodeAt(i++);
chr3 = input.charCodeAt(i++);
enc1 = chr1 >> 2;
enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
enc4 = chr3 & 63;
if(isNaN(chr2))
enc3 = enc4 = 64;
else if (isNaN(chr3))
enc4 = 64;
output = output + _keyStr.charAt(enc1) + _keyStr.charAt(enc2) + _keyStr.charAt(enc3) + _keyStr.charAt(enc4);
}
if(toDataURI) {
var charsetName = getCharsetName(codePageBase64);
output = "data:text/plain;" + (charsetName ? "charset=" + charsetName + ";" : "") + "base64," + output;
}
else if(maxLineWidth > 0)
output = output.replace(new RegExp(".{" + maxLineWidth + "}", "g"), "$&\n");
return output;
},
decode: function (input) {
var cp = codePageBase64;
input = trimBase64String(input);
if(/^data:([^:,;=]+(;charset=([^:,;=]+))?)?;base64,/.test(input)) {
input = input.substr(RegExp.lastMatch.length);
if(RegExp.$3)
cp = getCharsetCode(RegExp.$3) || cp;
}
if(!isBase64(input))
throw "Not a Base64 string!";
var output = "";
var _keyStr = this._keyStr;
var _keyMap = this._keyMap;
if(!_keyMap) {
_keyMap = this._keyMap = {};
for (var j = 0, l = _keyStr.length; j < l; j++)
_keyMap[_keyStr.charAt(j)] = j;
}
var chr1, chr2, chr3;
var enc1, enc2, enc3, enc4;
var i = 0;
var inputLen = input.length;
//input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
while(i < inputLen) {
enc1 = _keyMap[input.charAt(i++)];
enc2 = _keyMap[input.charAt(i++)];
enc3 = _keyMap[input.charAt(i++)];
enc4 = _keyMap[input.charAt(i++)];
chr1 = (enc1 << 2) | (enc2 >> 4);
chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
chr3 = ((enc3 & 3) << 6) | enc4;
output = output + String.fromCharCode(chr1);
if(enc3 != 64)
output = output + String.fromCharCode(chr2);
if(enc4 != 64)
output = output + String.fromCharCode(chr3);
}
return convertToUnicode(output, cp);
}
};
function trimBase64String(str) {
return str.replace(/^\s+|[\n\r]+|[\s\x00]+$/g, "");
}
function isBase64(str) {
return str.length % 4 == 0 && !/[^a-zA-Z0-9+\/]/.test(str.replace(/=+$/, ""));
}
var charsets = {
"IBM850": 850,
"IBM852": 852,
"IBM855": 855,
"IBM857": 857,
"IBM862": 862,
"IBM864": 864,
"IBM866": 866,
"ISO-2022-CN": 50227,
"ISO-2022-JP": 50220,
"ISO-8859-1": 28591,
"ISO-8859-2": 28592,
"ISO-8859-3": 28593,
"ISO-8859-4": 28594,
"ISO-8859-5": 28595,
"ISO-8859-6": 28596,
"ISO-8859-7": 28597,
"ISO-8859-8": 28598,
"ISO-8859-8-I": 28598,
"ISO-8859-9": 28599,
"ISO-8859-10": 28600,
"ISO-8859-11": 28601,
"ISO-8859-13": 28603,
"ISO-8859-14": 28604,
"ISO-8859-15": 28605,
"ISO-8859-16": 28606,
"KOI8-R": 20866,