Merge branch 'JustAnotherMark-totable-operation'
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n1474335
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addb2b4448
@ -737,37 +737,43 @@ const Utils = {
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* Parses CSV data and returns it as a two dimensional array or strings.
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*
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* @param {string} data
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* @param {string[]} [cellDelims=[","]]
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* @param {string[]} [lineDelims=["\n", "\r"]]
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* @returns {string[][]}
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*
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* @example
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* // returns [["head1", "head2"], ["data1", "data2"]]
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* Utils.parseCSV("head1,head2\ndata1,data2");
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*/
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parseCSV: function(data) {
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parseCSV: function(data, cellDelims=[","], lineDelims=["\n", "\r"]) {
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let b,
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ignoreNext = false,
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next,
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renderNext = false,
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inString = false,
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cell = "",
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line = [],
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lines = [];
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// Remove BOM, often present in Excel CSV files
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if (data.length && data[0] === "\uFEFF") data = data.substr(1);
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for (let i = 0; i < data.length; i++) {
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b = data[i];
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if (ignoreNext) {
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next = data[i+1] || "";
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if (renderNext) {
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cell += b;
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ignoreNext = false;
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renderNext = false;
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} else if (b === "\\") {
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cell += b;
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ignoreNext = true;
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renderNext = true;
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} else if (b === "\"" && !inString) {
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inString = true;
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} else if (b === "\"" && inString) {
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inString = false;
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} else if (b === "," && !inString) {
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if (next === "\"") renderNext = true;
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else inString = false;
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} else if (!inString && cellDelims.indexOf(b) >= 0) {
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line.push(cell);
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cell = "";
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} else if ((b === "\n" || b === "\r") && !inString) {
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} else if (!inString && lineDelims.indexOf(b) >= 0) {
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line.push(cell);
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cell = "";
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lines.push(line);
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@ -182,6 +182,7 @@ const Categories = [
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"To Lower case",
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"Add line numbers",
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"Remove line numbers",
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"To Table",
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"Reverse",
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"Sort",
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"Unique",
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@ -37,6 +37,7 @@ import SeqUtils from "../operations/SeqUtils.js";
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import Shellcode from "../operations/Shellcode.js";
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import StrUtils from "../operations/StrUtils.js";
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import Tidy from "../operations/Tidy.js";
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import ToTable from "../operations/ToTable.js";
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import Unicode from "../operations/Unicode.js";
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import URL_ from "../operations/URL.js";
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@ -613,6 +614,34 @@ const OperationConfig = {
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}
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]
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},
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"To Table": {
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module: "Default",
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description: "Data can be split on different characters and rendered as an HTML or ASCII table with an optional header row.<br><br>Supports the CSV (Comma Separated Values) file format by default. Change the cell delimiter argument to <code>\\t</code> to support TSV (Tab Separated Values) or <code>|</code> for PSV (Pipe Separated Values).<br><br>You can enter as many delimiters as you like. Each character will be treat as a separate possible delimiter.",
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inputType: "string",
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outputType: "html",
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args: [
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{
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name: "Cell delimiters",
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type: "binaryShortString",
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value: ","
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},
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{
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name: "Row delimiters",
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type: "binaryShortString",
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value: "\\n\\r"
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},
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{
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name: "Make first row header",
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type: "boolean",
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value: false
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},
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{
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name: "Format",
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type: "option",
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value: ToTable.FORMATS
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}
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]
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},
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"From Hex": {
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module: "Default",
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description: "Converts a hexadecimal byte string back into its raw value.<br><br>e.g. <code>ce 93 ce b5 ce b9 ce ac 20 cf 83 ce bf cf 85 0a</code> becomes the UTF-8 encoded string <code>Γειά σου</code>",
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@ -27,6 +27,7 @@ import Rotate from "../../operations/Rotate.js";
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import SeqUtils from "../../operations/SeqUtils.js";
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import StrUtils from "../../operations/StrUtils.js";
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import Tidy from "../../operations/Tidy.js";
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import ToTable from "../../operations/ToTable.js";
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import Unicode from "../../operations/Unicode.js";
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import UUID from "../../operations/UUID.js";
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import XKCD from "../../operations/XKCD.js";
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@ -163,6 +164,7 @@ OpModules.Default = {
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"Mean": Arithmetic.runMean,
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"Median": Arithmetic.runMedian,
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"Standard Deviation": Arithmetic.runStdDev,
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"To Table": ToTable.runToTable,
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"Windows Filetime to UNIX Timestamp": Filetime.runFromFiletimeToUnix,
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"UNIX Timestamp to Windows Filetime": Filetime.runToFiletimeFromUnix,
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"XKCD Random Number": XKCD.runRandomNumber,
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164
src/core/operations/ToTable.js
Executable file
164
src/core/operations/ToTable.js
Executable file
@ -0,0 +1,164 @@
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/**
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* ToTable operations.
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*
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* @author Mark Jones [github.com/justanothermark]
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* @copyright Crown Copyright 2018
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* @license Apache-2.0
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*
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* @namespace
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*/
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import Utils from "../Utils.js";
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const ToTable = {
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/**
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* @constant
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* @default
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*/
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FORMATS: [
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"ASCII",
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"HTML"
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],
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/**
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* To Table operation.
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*
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* @param {string} input
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* @param {Object[]} args
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* @returns {html}
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*/
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runToTable: function (input, args) {
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const [cellDelims, rowDelims, firstRowHeader, format] = args;
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// Process the input into a nested array of elements.
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const tableData = Utils.parseCSV(input, cellDelims.split(""), rowDelims.split(""));
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if (!tableData.length) return "";
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// Render the data in the requested format.
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switch (format) {
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case "ASCII":
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return asciiOutput(tableData);
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case "HTML":
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default:
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return htmlOutput(tableData);
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}
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/**
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* Outputs an array of data as an ASCII table.
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*
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* @param {string[][]} tableData
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* @returns {string}
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*/
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function asciiOutput(tableData) {
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const horizontalBorder = "-";
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const verticalBorder = "|";
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const crossBorder = "+";
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let output = "";
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let longestCells = [];
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// Find longestCells value per column to pad cells equally.
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tableData.forEach(function(row, index) {
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row.forEach(function(cell, cellIndex) {
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if (longestCells[cellIndex] === undefined || cell.length > longestCells[cellIndex]) {
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longestCells[cellIndex] = cell.length;
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}
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});
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});
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// Add the top border of the table to the output.
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output += outputHorizontalBorder(longestCells);
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// If the first row is a header, remove the row from the data and
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// add it to the output with another horizontal border.
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if (firstRowHeader) {
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let row = tableData.shift();
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output += outputRow(row, longestCells);
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output += outputHorizontalBorder(longestCells);
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}
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// Add the rest of the table rows.
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tableData.forEach(function(row, index) {
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output += outputRow(row, longestCells);
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});
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// Close the table with a final horizontal border.
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output += outputHorizontalBorder(longestCells);
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return output;
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/**
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* Outputs a row of correctly padded cells.
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*/
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function outputRow(row, longestCells) {
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let rowOutput = verticalBorder;
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row.forEach(function(cell, index) {
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rowOutput += " " + cell + " ".repeat(longestCells[index] - cell.length) + " " + verticalBorder;
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});
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rowOutput += "\n";
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return rowOutput;
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}
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/**
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* Outputs a horizontal border with a different character where
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* the horizontal border meets a vertical border.
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*/
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function outputHorizontalBorder(longestCells) {
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let rowOutput = crossBorder;
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longestCells.forEach(function(cellLength) {
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rowOutput += horizontalBorder.repeat(cellLength + 2) + crossBorder;
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});
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rowOutput += "\n";
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return rowOutput;
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}
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}
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/**
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* Outputs a table of data as a HTML table.
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*
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* @param {string[][]} tableData
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* @returns {string}
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*/
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function htmlOutput(tableData) {
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// Start the HTML output with suitable classes for styling.
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let output = "<table class='table table-hover table-condensed table-bordered table-nonfluid'>";
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// If the first row is a header then put it in <thead> with <th> cells.
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if (firstRowHeader) {
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let row = tableData.shift();
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output += "<thead>";
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output += outputRow(row, "th");
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output += "</thead>";
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}
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// Output the rest of the rows in the <tbody>.
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output += "<tbody>";
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tableData.forEach(function(row, index) {
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output += outputRow(row, "td");
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});
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// Close the body and table elements.
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output += "</tbody></table>";
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return output;
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/**
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* Outputs a table row.
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*
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* @param {string[]} row
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* @param {string} cellType
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*/
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function outputRow(row, cellType) {
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let output = "<tr>";
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row.forEach(function(cell) {
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output += "<" + cellType + ">" + cell + "</" + cellType + ">";
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});
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output += "</tr>";
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return output;
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}
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}
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}
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};
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export default ToTable;
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