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| var jsencoding = require('../deps/encoding/encoding');
|
| var RE_ENCODED = /%([a-fA-F0-9]{2})/g;
| function encodedReplacer(match, byte) {
| return String.fromCharCode(parseInt(byte, 16));
| }
| function parseParams(str) {
| var res = [],
| state = 'key',
| charset = '',
| inquote = false,
| escaping = false,
| p = 0,
| tmp = '';
|
| for (var i = 0, len = str.length; i < len; ++i) {
| if (str[i] === '\\' && inquote) {
| if (escaping)
| escaping = false;
| else {
| escaping = true;
| continue;
| }
| } else if (str[i] === '"') {
| if (!escaping) {
| if (inquote) {
| inquote = false;
| state = 'key';
| } else
| inquote = true;
| continue;
| } else
| escaping = false;
| } else {
| if (escaping && inquote)
| tmp += '\\';
| escaping = false;
| if ((state === 'charset' || state === 'lang') && str[i] === "'") {
| if (state === 'charset') {
| state = 'lang';
| charset = tmp.substring(1);
| } else
| state = 'value';
| tmp = '';
| continue;
| } else if (state === 'key'
| && (str[i] === '*' || str[i] === '=')
| && res.length) {
| if (str[i] === '*')
| state = 'charset';
| else
| state = 'value';
| res[p] = [tmp, undefined];
| tmp = '';
| continue;
| } else if (!inquote && str[i] === ';') {
| state = 'key';
| if (charset) {
| if (tmp.length) {
| tmp = decodeText(tmp.replace(RE_ENCODED, encodedReplacer),
| 'binary',
| charset);
| }
| charset = '';
| }
| if (res[p] === undefined)
| res[p] = tmp;
| else
| res[p][1] = tmp;
| tmp = '';
| ++p;
| continue;
| } else if (!inquote && (str[i] === ' ' || str[i] === '\t'))
| continue;
| }
| tmp += str[i];
| }
| if (charset && tmp.length) {
| tmp = decodeText(tmp.replace(RE_ENCODED, encodedReplacer),
| 'binary',
| charset);
| }
|
| if (res[p] === undefined) {
| if (tmp)
| res[p] = tmp;
| } else
| res[p][1] = tmp;
|
| return res;
| };
| exports.parseParams = parseParams;
|
|
| function decodeText(text, textEncoding, destEncoding) {
| var ret;
| if (text && jsencoding.encodingExists(destEncoding)) {
| try {
| ret = jsencoding.TextDecoder(destEncoding)
| .decode(new Buffer(text, textEncoding));
| } catch(e) {}
| }
| return (typeof ret === 'string' ? ret : text);
| }
| exports.decodeText = decodeText;
|
|
| var HEX = [
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
| 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
| 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
| 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
| ], RE_PLUS = /\+/g;
| function Decoder() {
| this.buffer = undefined;
| }
| Decoder.prototype.write = function(str) {
| // Replace '+' with ' ' before decoding
| str = str.replace(RE_PLUS, ' ');
| var res = '';
| var i = 0, p = 0, len = str.length;
| for (; i < len; ++i) {
| if (this.buffer !== undefined) {
| if (!HEX[str.charCodeAt(i)]) {
| res += '%' + this.buffer;
| this.buffer = undefined;
| --i; // retry character
| } else {
| this.buffer += str[i];
| ++p;
| if (this.buffer.length === 2) {
| res += String.fromCharCode(parseInt(this.buffer, 16));
| this.buffer = undefined;
| }
| }
| } else if (str[i] === '%') {
| if (i > p) {
| res += str.substring(p, i);
| p = i;
| }
| this.buffer = '';
| ++p;
| }
| }
| if (p < len && this.buffer === undefined)
| res += str.substring(p);
| return res;
| };
| Decoder.prototype.reset = function() {
| this.buffer = undefined;
| };
| exports.Decoder = Decoder;
|
|
| var RE_SPLIT_POSIX =
| /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/,
| RE_SPLIT_DEVICE =
| /^([a-zA-Z]:|[\\\/]{2}[^\\\/]+[\\\/]+[^\\\/]+)?([\\\/])?([\s\S]*?)$/,
| RE_SPLIT_WINDOWS =
| /^([\s\S]*?)((?:\.{1,2}|[^\\\/]+?|)(\.[^.\/\\]*|))(?:[\\\/]*)$/;
| function splitPathPosix(filename) {
| return RE_SPLIT_POSIX.exec(filename).slice(1);
| }
| function splitPathWindows(filename) {
| // Separate device+slash from tail
| var result = RE_SPLIT_DEVICE.exec(filename),
| device = (result[1] || '') + (result[2] || ''),
| tail = result[3] || '';
| // Split the tail into dir, basename and extension
| var result2 = RE_SPLIT_WINDOWS.exec(tail),
| dir = result2[1],
| basename = result2[2],
| ext = result2[3];
| return [device, dir, basename, ext];
| }
| function basename(path) {
| var f = splitPathPosix(path)[2];
| if (f === path)
| f = splitPathWindows(path)[2];
| return f;
| }
| exports.basename = basename;
|
|
