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| -rw-r--r-- | _includes/js/custom.js | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/_includes/js/custom.js b/_includes/js/custom.js new file mode 100644 index 0000000..b501b4c --- /dev/null +++ b/_includes/js/custom.js @@ -0,0 +1,223 @@ +class uuencoding { + /** + * uuencode a value + * + * @param {(String|Buffer)} The value to be encoded. + * @returns {String} The encoded value. + */ + static encode(inString) { + var stop = false; + var inIndex = 0; + var outIndex = 0; + var bytesRead = 0; + + var inBytes = new Buffer(inString); + var buffLen = inBytes.length; + var outBytes = new Buffer(buffLen + buffLen / 3 + 1 + buffLen / 45 * 2 + 2 + 4); + + do { + var n; + var bytesLeft = buffLen - bytesRead; + + if (bytesLeft === 0) { + break; + } + + if (bytesLeft <= 45) { + n = bytesLeft; + } else { + n = 45; + } + + outBytes[outIndex++] = (n & 0x3F) + 32; + + for (var i = 0; i < n; i += 3) { + if (buffLen - inIndex < 3) { + var padding = new Array(3); + var z = 0; + + while (inIndex + z < buffLen) { + padding[z] = inBytes[inIndex + z]; + ++z; + } + + this.#encodeBytes(padding, 0, outBytes, outIndex); + } else { + this.#encodeBytes(inBytes, inIndex, outBytes, outIndex); + } + + inIndex += 3; + outIndex += 4; + } + + outBytes[outIndex++] = 10; + bytesRead += n; + + if (n >= 45) { + continue; + } + + stop = true; + } while (!stop); + + return outBytes.toString().substring(0, outIndex); + } + + /** + * uudecode a value + * + * @param {(String|Buffer)} The value to be decoded. + * @returns {Buffer} The decoded value. + */ + static decode(inString) { + var stop = false; + var inIndex = 0; + var outIndex = 0; + var totalLen = 0; + + var inBytes = new Buffer(inString); + var buffLen = inBytes.length; + var outBytes = new Buffer(buffLen); + + do { + if (inIndex < buffLen) { + var n = inBytes[inIndex] - 32 & 0x3F; + + ++inIndex; + + if (n > 45) { + throw 'Invalid Data'; + } + + if (n < 45) { + stop = true; + } + + totalLen += n; + + while (n > 0) { + this.#decodeChars(inBytes, inIndex, outBytes, outIndex); + outIndex += 3; + inIndex += 4; + n -= 3; + } + + ++inIndex; + } else { + stop = true; + } + } while (!stop); + + return outBytes.slice(0, totalLen); + } + + // private helper functions + static #encodeBytes(inBytes, inIndex, outBytes, outIndex) { + var c1 = inBytes[inIndex] >>> 2; + var c2 = inBytes[inIndex] << 4 & 0x30 | inBytes[inIndex + 1] >>> 4 & 0xF; + var c3 = inBytes[inIndex + 1] << 2 & 0x3C | inBytes[inIndex + 2] >>> 6 & 0x3; + var c4 = inBytes[inIndex + 2] & 0x3F; + + outBytes[outIndex] = (c1 & 0x3F) + 32; + outBytes[outIndex + 1] = (c2 & 0x3F) + 32; + outBytes[outIndex + 2] = (c3 & 0x3F) + 32; + outBytes[outIndex + 3] = (c4 & 0x3F) + 32; + } + + static #decodeChars(inBytes, inIndex, outBytes, outIndex) { + var c1 = inBytes[inIndex]; + var c2 = inBytes[inIndex + 1]; + var c3 = inBytes[inIndex + 2]; + var c4 = inBytes[inIndex + 3]; + + var b1 = (c1 - 32 & 0x3F) << 2 | (c2 - 32 & 0x3F) >> 4; + var b2 = (c2 - 32 & 0x3F) << 4 | (c3 - 32 & 0x3F) >> 2; + var b3 = (c3 - 32 & 0x3F) << 6 | c4 - 32 & 0x3F; + + outBytes[outIndex] = b1 & 0xFF; + outBytes[outIndex + 1] = b2 & 0xFF; + outBytes[outIndex + 2] = b3 & 0xFF; + } +} + +class asciiHex { + static asciiToHex(str, prefix = "0x", glue = " ") { + var prefixi = glue !== "" ? prefix : ""; + var prefixs = glue === "" ? prefix : ""; + var hex = prefixs + ([...str].map((elem, n) => prefixi+Number(str.charCodeAt(n)).toString(16)).join(glue)); + return hex; + } + static hexToAscii(str, prefix = "0x", separator = " ") { + if(prefix != "" && str.startsWith(prefix)) + str = str.substring(prefix.length); + var ascii = separator === "" ? getChunks(str.substring(2),2).map(el => String.fromCharCode(parseInt(el, 16))).join('') : str.split(separator).map(el => String.fromCharCode(Number(el))).join(''); + return ascii; + } +} + +class gponSerial { + #vendor; + #progressive; + constructor(vendor, progressive) { + if(vendor.length == 4) { + this.#vendor = vendor.toUpperCase(); + } else if(vendor.length == 8) { + this.#vendor = asciiHex.hexToAscii(vendor,'','').toUpperCase(); + } else { + throw "vendor length unvalid"; + } + if(progressive.length == 8) { + this.#progressive = progressive.toLowerCase(); + } else { + throw "progressive length unvalid"; + } + } + constructor(serial) { + if(serial.length == 12) { + this.#vendor = serial.substring(0, 4).toUpperCase(); + this.#progressive = serial.substring(4).toLowerCase(); + } else if(serial.length == 16) { + this.#vendor = asciiHex.hexToAscii(serial.substring(0, 8)).toUpperCase(); + this.#progressive = serial.substring(8).toLowerCase(); + } else { + throw "serial length unvalid"; + } + } + get [vendorHex]() { + return ([...this.#vendor].map((elem, n) => Number(this.#vendor.charCodeAt(n)).toString(16)).join('')); + } + get [vendor]() { + return this.#vendor; + } + get [progressive]() { + return this.#progressive; + } + get [serial]() { + return `${this.#vendor}${this.#progressive}`; + } +} + +class gponPloam { + #ploam; + constructor(ploam) { + if(ploam.length <= 10) { + this.#ploam = ([...gpon_password].map((elem, n) => Number(gpon_password.charCodeAt(n)).toString(16)).join('')); + this.#ploam += '0'.repeat(20-gpon_password.length); + } + else if(ploam.length === 20) { + this.#ploam = ploam; + } + else if(ploam.length === 22 && ploam.startsWith("0x")) { + this.#ploam = ploam.substring(2); + } + } + get [ploam]() { + return asciiHex.hexToAscii(this.#ploam, '',''); + } + get [ploamEncoding]() { + return JSON.stringify(ploam); + } + get [ploamHex] () { + return this.#ploam; + } +}
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