Merge branch 'GCHQ77703-master'

feature-extract-files
n1474335 2018-08-29 18:00:06 +00:00
commit 6b725e9114
8 changed files with 224 additions and 17 deletions

27
package-lock.json generated
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@ -4197,14 +4197,12 @@
"balanced-match": {
"version": "1.0.0",
"bundled": true,
"dev": true,
"optional": true
"dev": true
},
"brace-expansion": {
"version": "1.1.11",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"balanced-match": "^1.0.0",
"concat-map": "0.0.1"
@ -4219,20 +4217,17 @@
"code-point-at": {
"version": "1.1.0",
"bundled": true,
"dev": true,
"optional": true
"dev": true
},
"concat-map": {
"version": "0.0.1",
"bundled": true,
"dev": true,
"optional": true
"dev": true
},
"console-control-strings": {
"version": "1.1.0",
"bundled": true,
"dev": true,
"optional": true
"dev": true
},
"core-util-is": {
"version": "1.0.2",
@ -4349,8 +4344,7 @@
"inherits": {
"version": "2.0.3",
"bundled": true,
"dev": true,
"optional": true
"dev": true
},
"ini": {
"version": "1.3.5",
@ -4362,7 +4356,6 @@
"version": "1.0.0",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"number-is-nan": "^1.0.0"
}
@ -4377,7 +4370,6 @@
"version": "3.0.4",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"brace-expansion": "^1.1.7"
}
@ -4489,8 +4481,7 @@
"number-is-nan": {
"version": "1.0.1",
"bundled": true,
"dev": true,
"optional": true
"dev": true
},
"object-assign": {
"version": "4.1.1",
@ -4623,7 +4614,6 @@
"version": "1.0.2",
"bundled": true,
"dev": true,
"optional": true,
"requires": {
"code-point-at": "^1.0.0",
"is-fullwidth-code-point": "^1.0.0",
@ -7275,6 +7265,11 @@
"integrity": "sha1-yobR/ogoFpsBICCOPchCS524NCw=",
"dev": true
},
"ngeohash": {
"version": "0.6.0",
"resolved": "https://registry.npmjs.org/ngeohash/-/ngeohash-0.6.0.tgz",
"integrity": "sha1-MpcT6ec9HxpG2SqrC5StuUUz9oc="
},
"nice-try": {
"version": "1.0.4",
"resolved": "https://registry.npmjs.org/nice-try/-/nice-try-1.0.4.tgz",

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@ -106,6 +106,7 @@
"loglevel-message-prefix": "^3.0.0",
"moment": "^2.22.2",
"moment-timezone": "^0.5.21",
"ngeohash": "^0.6.0",
"node-forge": "^0.7.5",
"node-md6": "^0.1.0",
"notepack.io": "^2.1.3",

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@ -289,7 +289,9 @@
"Adler-32 Checksum",
"CRC-16 Checksum",
"CRC-32 Checksum",
"TCP/IP Checksum"
"TCP/IP Checksum",
"To Geohash",
"From Geohash"
]
},
{

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@ -0,0 +1,44 @@
/**
* @author gchq77703 []
* @copyright Crown Copyright 2018
* @license Apache-2.0
*/
import Operation from "../Operation";
import geohash from "ngeohash";
/**
* From Geohash operation
*/
class FromGeohash extends Operation {
/**
* FromGeohash constructor
*/
constructor() {
super();
this.name = "From Geohash";
this.module = "Hashing";
this.description = "Converts Geohash strings into Lat/Long coordinates. For example, <code>ww8p1r4t8</code> becomes <code>37.8324,112.5584</code>.";
this.infoURL = "https://wikipedia.org/wiki/Geohash";
this.inputType = "string";
this.outputType = "string";
this.args = [];
}
/**
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
return input.split("\n").map(line => {
const coords = geohash.decode(line);
return [coords.latitude, coords.longitude].join(",");
}).join("\n");
}
}
export default FromGeohash;

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@ -0,0 +1,53 @@
/**
* @author gchq77703 []
* @copyright Crown Copyright 2018
* @license Apache-2.0
*/
import Operation from "../Operation";
import geohash from "ngeohash";
/**
* To Geohash operation
*/
class ToGeohash extends Operation {
/**
* ToGeohash constructor
*/
constructor() {
super();
this.name = "To Geohash";
this.module = "Hashing";
this.description = "Converts Lat/Long coordinates into a Geohash string. For example, <code>37.8324,112.5584</code> becomes <code>ww8p1r4t8</code>.";
this.infoURL = "https://wikipedia.org/wiki/Geohash";
this.inputType = "string";
this.outputType = "string";
this.args = [
{
name: "Precision",
type: "number",
value: 9
}
];
}
/**
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
const [precision] = args;
return input.split("\n").map(line => {
line = line.replace(/ /g, "");
if (line === "") return "";
return geohash.encode(...line.split(",").map(num => parseFloat(num)), precision);
}).join("\n");
}
}
export default ToGeohash;

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@ -64,6 +64,8 @@ import "./tests/operations/SetUnion";
import "./tests/operations/SymmetricDifference";
import "./tests/operations/TranslateDateTimeFormat";
import "./tests/operations/Magic";
import "./tests/operations/ToGeohash.mjs";
import "./tests/operations/FromGeohash.mjs";
let allTestsPassing = true;
const testStatusCounts = {

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@ -0,0 +1,55 @@
/**
* To Geohash tests
*
* @author gchq77703
* @copyright Crown Copyright 2018
* @license Apache-2.0
*/
import TestRegister from "../../TestRegister";
TestRegister.addTests([
{
name: "From Geohash",
input: "ww8p1r4t8",
expectedOutput: "37.83238649368286,112.55838632583618",
recipeConfig: [
{
op: "From Geohash",
args: [],
},
],
},
{
name: "From Geohash",
input: "ww8p1r",
expectedOutput: "37.83416748046875,112.5604248046875",
recipeConfig: [
{
op: "From Geohash",
args: [],
},
],
},
{
name: "From Geohash",
input: "ww8",
expectedOutput: "37.265625,113.203125",
recipeConfig: [
{
op: "From Geohash",
args: [],
},
],
},
{
name: "From Geohash",
input: "w",
expectedOutput: "22.5,112.5",
recipeConfig: [
{
op: "From Geohash",
args: [],
},
],
},
]);

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@ -0,0 +1,55 @@
/**
* To Geohash tests
*
* @author gchq77703
* @copyright Crown Copyright 2018
* @license Apache-2.0
*/
import TestRegister from "../../TestRegister";
TestRegister.addTests([
{
name: "To Geohash",
input: "37.8324,112.5584",
expectedOutput: "ww8p1r4t8",
recipeConfig: [
{
op: "To Geohash",
args: [9],
},
],
},
{
name: "To Geohash",
input: "37.9324,-112.2584",
expectedOutput: "9w8pv3ruj",
recipeConfig: [
{
op: "To Geohash",
args: [9],
},
],
},
{
name: "To Geohash",
input: "37.8324,112.5584",
expectedOutput: "ww8",
recipeConfig: [
{
op: "To Geohash",
args: [3],
},
],
},
{
name: "To Geohash",
input: "37.9324,-112.2584",
expectedOutput: "9w8pv3rujxy5b99",
recipeConfig: [
{
op: "To Geohash",
args: [15],
},
],
},
]);