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/**
* This file is the "skeleton" of the final system to determine
* if a script is accepted or blocked.
*
* Some assets taken from script_detector.js
*
*/
// the list of all available event attributes
var intrinsicEvents = [
"onload",
"onunload",
"onclick",
"ondblclick",
"onmousedown",
"onmouseup",
"onmouseover",
"onmousemove",
"onmouseout",
"onfocus",
"onblur",
"onkeypress",
"onkeydown",
"onkeyup",
"onsubmit",
"onreset",
"onselect",
"onchange"
];
/*
NONTRIVIAL THINGS:
- Fetch
- XMLhttpRequest
- eval()
- ?
JAVASCRIPT CAN BE FOUND IN:
- Event handlers (onclick, onload, onsubmit, etc.)
- <script>JS</script>
- <script src="/JS.js"></script>
WAYS TO DETERMINE PASS/FAIL:
- "// @license [magnet link] [identifier]" then "// @license-end" (may also use /* comments)
- Automatic whitelist: (http://bzr.savannah.gnu.org/lh/librejs/dev/annotate/head:/data/script_libraries/script-libraries.json_
- <table id="jslicense-labels1"><table> which may be linked to by a link tag identified by rel="jslicense" or data-jslicense="1"
- In the first script tag, declare the license with @licstart/@licend
*/
var licenses = {
'Apache-2.0':{
'URL': 'http://www.apache.org/licenses/LICENSE-2.0',
'Magnet link': 'magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7&dn=apache-2.0.txt'
},
// No identifier was present
'Artistic-2.0':{
'URL': 'http://www.perlfoundation.org/artistic_license_2_0',
'Magnet link': 'magnet:?xt=urn:btih:54fd2283f9dbdf29466d2df1a98bf8f65cafe314&dn=artistic-2.0.txt'
},
// No identifier was present
'Boost':{
'URL': 'http://www.boost.org/LICENSE_1_0.txt',
'Magnet link': 'magnet:?xt=urn:btih:89a97c535628232f2f3888c2b7b8ffd4c078cec0&dn=Boost-1.0.txt'
},
// No identifier was present
'BSD-3-Clause':{
'URL': 'http://opensource.org/licenses/BSD-3-Clause',
'Magnet link': 'magnet:?xt=urn:btih:c80d50af7d3db9be66a4d0a86db0286e4fd33292&dn=bsd-3-clause.txt',
},
'CPAL-1.0':{
'URL': 'http://opensource.org/licenses/cpal_1.0',
'Magnet link': 'magnet:?xt=urn:btih:84143bc45939fc8fa42921d619a95462c2031c5c&dn=cpal-1.0.txt'
},
'CC0-1.0':{
'URL': 'http://creativecommons.org/publicdomain/zero/1.0/legalcode',
'Magnet link': 'magnet:?xt=urn:btih:90dc5c0be029de84e523b9b3922520e79e0e6f08&dn=cc0.txt'
},
'EPL-1.0':{
'URL': 'http://www.eclipse.org/legal/epl-v10.html',
'Magnet link': 'magnet:?xt=urn:btih:4c6a2ad0018cd461e9b0fc44e1b340d2c1828b22&dn=epl-1.0.txt'
},
'Expat':{
'URL': 'http://www.jclark.com/xml/copying.txt',
'Magnet link': 'magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt'
},
'FreeBSD':{
'URL': 'http://www.freebsd.org/copyright/freebsd-license.html',
'Magnet link': 'magnet:?xt=urn:btih:87f119ba0b429ba17a44b4bffcab33165ebdacc0&dn=freebsd.txt'
},
'GPL-2.0':{
'URL': 'http://www.gnu.org/licenses/gpl-2.0.html',
'Magnet link': 'magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt'
},
'GPL-3.0':{
'URL': 'http://www.gnu.org/licenses/gpl-3.0.html',
'Magnet link': 'magnet:?xt=urn:btih:1f739d935676111cfff4b4693e3816e664797050&dn=gpl-3.0.txt'
},
'LGPL-2.1':{
'URL': 'http://www.gnu.org/licenses/lgpl-2.1.html',
'Magnet link': 'magnet:?xt=urn:btih:5de60da917303dbfad4f93fb1b985ced5a89eac2&dn=lgpl-2.1.txt'
},
'LGPL-3.0':{
'URL': 'http://www.gnu.org/licenses/lgpl-3.0.html',
'Magnet link': 'magnet:?xt=urn:btih:0ef1b8170b3b615170ff270def6427c317705f85&dn=lgpl-3.0.txt'
},
'AGPL-3.0':{
'URL': 'http://www.gnu.org/licenses/agpl-3.0.html',
'Magnet link': 'magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt'
},
'ISC':{
'URL': 'https://www.isc.org/downloads/software-support-policy/isc-license/',
'Magnet link': 'magnet:?xt=urn:btih:b8999bbaf509c08d127678643c515b9ab0836bae&dn=ISC.txt'
},
'MPL-2.0':{
'URL': 'http://www.mozilla.org/MPL/2.0',
'Magnet link': 'magnet:?xt=urn:btih:3877d6d54b3accd4bc32f8a48bf32ebc0901502a&dn=mpl-2.0.txt'
},
// "Public domain is not a license"
// Replace with CC0?
'Public-Domain':{
'URL': 'https://www.gnu.org/licenses/license-list.html#PublicDomain',
'Magnet link': 'magnet:?xt=urn:btih:e95b018ef3580986a04669f1b5879592219e2a7a&dn=public-domain.txt'
},
'UPL-1.0': {
'URL': 'https://oss.oracle.com/licenses/upl/',
'Magnet link': 'magnet:?xt=urn:btih:478974f4d41c3fa84c4befba25f283527fad107d&dn=upl-1.0.txt'
},
'WTFPL': {
'URL': 'http://www.wtfpl.net/txt/copying/',
'Magnet link': 'magnet:?xt=urn:btih:723febf9f6185544f57f0660a41489c7d6b4931b&dn=wtfpl.txt'
},
'Unlicense':{
'URL': 'http://unlicense.org/UNLICENSE',
'Magnet link': 'magnet:?xt=urn:btih:5ac446d35272cc2e4e85e4325b146d0b7ca8f50c&dn=unlicense.txt'
},
// No identifier was present
'X11':{
'URL': 'http://www.xfree86.org/3.3.6/COPYRIGHT2.html#3',
'Magnet link': 'magnet:?xt=urn:btih:5305d91886084f776adcf57509a648432709a7c7&dn=x11.txt'
},
// Picked one of the two links that were there
'Modified-BSD':{
'URL': 'http://www.xfree86.org/current/LICENSE4.html',
'Magnet link': 'magnet:?xt=urn:btih:12f2ec9e8de2a3b0002a33d518d6010cc8ab2ae9&dn=xfree86.txt'
}
}
var license_regexes = {
// Comments on a single line only
"JScomment": /(\/\/.*\n)|(\/\*.*\*\/)/g,
"JSallcomment": /(\/\*([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*+\/)|(\/\/.*)/g,
// "@license [magnet link] [identifier]"
"license_start": /@license[^\S\n]+magnet:\S+[^\S\n]+\S+/g,
// "@license-end"
"license_end": /\/\/\s*@license\-end/g
}
/**
*
* Runs regexes to search for explicit delcarations of script
* licenses on the argument. (// @license, //@license-end)
*
* Returns the identifier string or "fail".
*
*/
function license_read(script_src){
var license_attempts = [];
var comment_regex = new RegExp(license_regexes["JSallcomment"]);
var comments = script_src.match(comment_regex);
if(comments == null){
comments = [];
}
console.log("%c comments:","color:green;")
console.log(comments);
for(var i = 0; i < comments.length; i++){
if(comments[i] !== undefined){
if(comments[i].match(license_regexes["license_start"]) != null){
console.log("License start:");
console.log(comments[i])
}
if(comments[i].match(license_regexes["license_end"]) != null){
console.log("License end:");
console.log(comments[i])
}
}
}
}
// The Javascript evaluation can be tested as a content script until we have
// the API features we need to make it run before the page's scripts do.
// To run this, set it as a content script active on all URLs in the manifest.json.
// called when invoked by the button
function handler(){
for(var i = 0; i < document.scripts.length; i++){
if(document.scripts[i].src != ""){
var name = document.scripts[i].src;
var xml = new XMLHttpRequest();
xml.open("get", document.scripts[i].src);
xml.onload = function(response){
console.log("%c Script " + i + ": (src: " + name + ")","color:red;");
license_read(this.responseText);
}
xml.send();
} else{
name = "inline";
source = document.scripts[i].innerText;
console.log("%c Script " + i + ": (src: inline)","color:red;");
license_read(document.scripts[i]);
}
}
}
var button_i = 0;
if(document.getElementById("abc123_main_div") !== null){
document.getElementById("abc123_main_div").remove();
}
function new_debug_button(name_text,callback){
if(document.getElementById("abc123_main_div") === null){
var to_insert = '<div style="opacity: 0.5; font-size: small; z-index: 2147483647; position: fixed; right: 1%; top: 4%;" id="abc123_main_div"></div>';
document.body.insertAdjacentHTML('afterbegin', to_insert);
}
var button_html = '<input id="abc123_button_' + button_i + '" value="' + name_text +'"type="button"></input><br>';
document.getElementById("abc123_main_div").insertAdjacentHTML('afterbegin', button_html);
document.getElementById("abc123_button_"+button_i).addEventListener("click",callback);
button_i = button_i + 1;
}
new_debug_button("Evaluate scripts",handler);
new_debug_button("Remove these buttons",function(){
if(document.getElementById("abc123_main_div") !== null){
document.getElementById("abc123_main_div").remove();
}
});
|
