started to split humongous test.js into separate files

js/common.js

@@ -0,0 +1,109 @@
+'use strict';
+
+exports.a2zString = ['a','b','c','d','e','f','g','h','i','j','k','l','m',
+                     'n','o','p','q','r','s','t','u','v','w','x','y','z'];
+exports.alnumString = exports.a2zString.concat(['0','1','2','3','4','5','6','7','8','9']);
+exports.queryString = exports.alnumString.concat(['+','%','&','.','*','-','_']);
+exports.base64String = exports.alnumString.concat(['+','/','=']).concat(
+    exports.a2zString.map(function(c) {
+        return c.toUpperCase();
+    })
+);
+// schemas supported by the whatwg-url library
+exports.schemas = ['ftp','gopher','http','https','ws','wss'];
+exports.supportedLanguages = ['de', 'es', 'fr', 'it', 'no', 'pl', 'pt', 'oc', 'ru', 'sl', 'zh'];
+exports.mimeTypes = ['image/png', 'application/octet-stream'];
+
+global.jsc = require('jsverify');
+global.jsdom = require('jsdom-global');
+global.cleanup = global.jsdom();
+global.fs = require('fs');
+
+/**
+ * character to HTML entity lookup table
+ *
+ * @see    {@link https://github.com/janl/mustache.js/blob/master/mustache.js#L60}
+ */
+var entityMap = {
+        '&': '&',
+        '<': '&lt;',
+        '>': '&gt;',
+        '"': '&quot;',
+        "'": '&#39;',
+        '/': '&#x2F;',
+        '`': '&#x60;',
+        '=': '&#x3D;'
+    },
+    logFile = fs.createWriteStream('test.log'),
+    mimeFile = fs.createReadStream('/etc/mime.types'),
+    mimeLine = '';
+
+global.$ = global.jQuery = require('./jquery-3.1.1');
+global.sjcl = require('./sjcl-1.0.6');
+global.Base64 = require('./base64-2.1.9').Base64;
+global.RawDeflate = require('./rawdeflate-0.5').RawDeflate;
+global.RawDeflate.inflate = require('./rawinflate-0.3').RawDeflate.inflate;
+require('./prettify');
+global.prettyPrint = window.PR.prettyPrint;
+global.prettyPrintOne = window.PR.prettyPrintOne;
+global.showdown = require('./showdown-1.6.1');
+global.DOMPurify = require('./purify.min');
+require('./bootstrap-3.3.7');
+require('./privatebin');
+
+// redirect console messages to log file
+console.info = console.warn = console.error = function () {
+    logFile.write(Array.prototype.slice.call(arguments).join('') + '\n');
+}
+
+// populate mime types from environment
+mimeFile.on('data', function(data) {
+    mimeLine += data;
+    var index = mimeLine.indexOf('\n');
+    while (index > -1) {
+        var line = mimeLine.substring(0, index);
+        mimeLine = mimeLine.substring(index + 1);
+        parseMime(line);
+        index = mimeLine.indexOf('\n');
+    }
+});
+
+mimeFile.on('end', function() {
+    if (mimeLine.length > 0) {
+        parseMime(mimeLine);
+    }
+});
+
+function parseMime(line) {
+    // ignore comments
+    var index = line.indexOf('#');
+    if (index > -1) {
+        line = line.substring(0, index);
+    }
+
+    // ignore bits after tabs
+    index = line.indexOf('\t');
+    if (index > -1) {
+        line = line.substring(0, index);
+    }
+    if (line.length > 0) {
+        exports.mimeTypes.push(line);
+    }
+}
+
+/**
+ * convert all applicable characters to HTML entities
+ *
+ * @see    {@link https://www.owasp.org/index.php/XSS_(Cross_Site_Scripting)_Prevention_Cheat_Sheet#RULE_.231_-_HTML_Escape_Before_Inserting_Untrusted_Data_into_HTML_Element_Content}
+ * @name   htmlEntities
+ * @function
+ * @param  {string} str
+ * @return {string} escaped HTML
+ */
+exports.htmlEntities = function(str) {
+    return String(str).replace(
+        /[&<>"'`=\/]/g, function(s) {
+            return entityMap[s];
+        });
+}
+