Add support for multiple basic authentication credentials in a CSV file

Beware: Passwords are stored in plain text. If that's a problem, use an authenticating proxy and the trusted header authentication approach.

core/modules/utils/csv.js

@@ -0,0 +1,46 @@
+/*\
+title: $:/core/modules/utils/csv.js
+type: application/javascript
+module-type: utils
+
+A barebones CSV parser
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+/*
+Parse a CSV string with a header row and return an array of hashmaps.
+*/
+exports.parseCsvStringWithHeader = function(text,options) {
+	options = options || {};
+	var separator = options.separator || ",",
+		rows = text.split(/\r?\n/mg).map(function(row) {
+			return $tw.utils.trim(row);
+		}).filter(function(row) {
+			return row !== "";
+		});
+	if(rows.length < 1) {
+		return "Missing header row";
+	}
+	var headings = rows[0].split(separator),
+		results = [];
+	for(var row=1; row<rows.length; row++) {
+		var columns = rows[row].split(separator),
+			columnResult = Object.create(null);
+		if(columns.length !== headings.length) {
+			return "Malformed CSV row '" + rows[row] + "'";
+		}
+		for(var column=0; column<columns.length; column++) {
+			var columnName = headings[column];
+			columnResult[columnName] = $tw.utils.trim(columns[column] || "");
+		}
+		results.push(columnResult);			
+	}
+	return results;
+}
+
+})();