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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| /** | ||
| * @author Jarmo van Lenthe [github.com/jarmovanlenthe] | ||
| * @copyright Crown Copyright 2018 | ||
| * @license Apache-2.0 | ||
| */ | ||
|
|
||
| import Operation from "../Operation"; | ||
| import Utils from "../Utils"; | ||
| import {DELIM_OPTIONS} from "../lib/Delim"; | ||
| import OperationError from "../errors/OperationError"; | ||
|
|
||
| /** | ||
| * A1Z26 Cipher Decode operation | ||
| */ | ||
| class A1Z26CipherDecode extends Operation { | ||
|
|
||
| /** | ||
| * A1Z26CipherDecode constructor | ||
| */ | ||
| constructor() { | ||
| super(); | ||
|
|
||
| this.name = "A1Z26 Cipher Decode"; | ||
| this.module = "Ciphers"; | ||
| this.description = "Converts alphabet order numbers into their corresponding alphabet character.<br><br>e.g. <code>1</code> becomes <code>a</code> and <code>2</code> becomes <code>b</code>."; | ||
| this.infoURL = ""; | ||
| this.inputType = "string"; | ||
| this.outputType = "string"; | ||
| this.args = [ | ||
| { | ||
| name: "Delimiter", | ||
| type: "option", | ||
| value: DELIM_OPTIONS | ||
| } | ||
| ]; | ||
| } | ||
|
|
||
| /** | ||
| * @param {string} input | ||
| * @param {Object[]} args | ||
| * @returns {string} | ||
| */ | ||
| run(input, args) { | ||
| const delim = Utils.charRep(args[0] || "Space"); | ||
|
|
||
| if (input.length === 0) { | ||
| return []; | ||
| } | ||
|
|
||
| const bites = input.split(delim); | ||
| let latin1 = ""; | ||
| for (let i = 0; i < bites.length; i++) { | ||
| if (bites[i] < 1 || bites[i] > 26) { | ||
| throw new OperationError("Error: all numbers must be between 1 and 26."); | ||
| } | ||
| latin1 += Utils.chr(parseInt(bites[i], 10) + 96); | ||
| } | ||
| return latin1; | ||
| } | ||
|
|
||
| } | ||
|
|
||
| export default A1Z26CipherDecode; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| /** | ||
| * @author Jarmo van Lenthe [github.com/jarmovanlenthe] | ||
| * @copyright Crown Copyright 2018 | ||
| * @license Apache-2.0 | ||
| */ | ||
|
|
||
| import Operation from "../Operation"; | ||
| import Utils from "../Utils"; | ||
| import {DELIM_OPTIONS} from "../lib/Delim"; | ||
|
|
||
| /** | ||
| * A1Z26 Cipher Encode operation | ||
| */ | ||
| class A1Z26CipherEncode extends Operation { | ||
|
|
||
| /** | ||
| * A1Z26CipherEncode constructor | ||
| */ | ||
| constructor() { | ||
| super(); | ||
|
|
||
| this.name = "A1Z26 Cipher Encode"; | ||
| this.module = "Ciphers"; | ||
| this.description = "Converts alphabet characters into their corresponding alphabet order number.<br><br>e.g. <code>a</code> becomes <code>1</code> and <code>b</code> becomes <code>2</code>.<br><br>Non-alphabet characters are dropped."; | ||
| this.infoURL = ""; | ||
| this.inputType = "string"; | ||
| this.outputType = "string"; | ||
| this.args = [ | ||
| { | ||
| name: "Delimiter", | ||
| type: "option", | ||
| value: DELIM_OPTIONS | ||
| } | ||
| ]; | ||
| } | ||
|
|
||
| /** | ||
| * @param {string} input | ||
| * @param {Object[]} args | ||
| * @returns {string} | ||
| */ | ||
| run(input, args) { | ||
| const delim = Utils.charRep(args[0] || "Space"); | ||
| let output = ""; | ||
|
|
||
| const sanitizedinput = input.toLowerCase(), | ||
| charcode = Utils.strToCharcode(sanitizedinput); | ||
|
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| for (let i = 0; i < charcode.length; i++) { | ||
| const ordinal = charcode[i] - 96; | ||
|
|
||
| if (ordinal > 0 && ordinal <= 26) { | ||
| output += ordinal.toString(10) + delim; | ||
| } | ||
| } | ||
| return output.slice(0, -delim.length); | ||
| } | ||
|
|
||
| } | ||
|
|
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| export default A1Z26CipherEncode; |
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