paste.chapril.org-privatebin/js/common.js

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'use strict';
// testing prerequisites
global.jsc = require('jsverify');
global.jsdom = require('jsdom-global');
global.cleanup = global.jsdom();
global.fs = require('fs');
// application libraries to test
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-1.0.3');
require('./bootstrap-3.3.7');
require('./privatebin');
// internal variables
var 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'],
alnumString = a2zString.concat(['0','1','2','3','4','5','6','7','8','9']),
queryString = alnumString.concat(['+','%','&','.','*','-','_']),
base64String = alnumString.concat(['+','/','=']).concat(
a2zString.map(function(c) {
return c.toUpperCase();
})
),
schemas = ['ftp','gopher','http','https','ws','wss'],
supportedLanguages = ['de', 'es', 'fr', 'it', 'no', 'pl', 'pt', 'oc', 'ru', 'sl', 'zh'],
mimeTypes = ['image/png', 'application/octet-stream'],
formats = ['plaintext', 'markdown', 'syntaxhighlighting'],
/**
* character to HTML entity lookup table
*
* @see {@link https://github.com/janl/mustache.js/blob/master/mustache.js#L60}
*/
entityMap = {
'&': '&',
'<': '&lt;',
'>': '&gt;',
'"': '&quot;',
"'": '&#39;',
'/': '&#x2F;',
'`': '&#x60;',
'=': '&#x3D;'
},
logFile = fs.createWriteStream('test.log'),
mimeFile = fs.createReadStream('/etc/mime.types'),
mimeLine = '';
// 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) {
mimeTypes.push(line);
}
}
// common testing helper functions
/**
* 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];
});
};
// provides random lowercase characters from a to z
exports.jscA2zString = function() {
return jsc.elements(a2zString);
};
// provides random lowercase alpha numeric characters (a to z and 0 to 9)
exports.jscAlnumString = function() {
return jsc.elements(alnumString);
};
// provides random characters allowed in GET queries
exports.jscQueryString = function() {
return jsc.elements(queryString);
};
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// provides random characters allowed in base64 encoded strings
exports.jscBase64String = function() {
return jsc.elements(base64String);
};
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// provides a random URL schema supported by the whatwg-url library
exports.jscSchemas = function() {
return jsc.elements(schemas);
};
// provides a random supported language string
exports.jscSupportedLanguages = function() {
return jsc.elements(supportedLanguages);
};
// provides a random mime type
exports.jscMimeTypes = function() {
return jsc.elements(mimeTypes);
};
// provides a random PrivateBin paste formatter
exports.jscFormats = function() {
return jsc.elements(formats);
};