function updateRules(dir, cb) {
// TODO ensure cache directory exists
if (typeof dir === 'function') {
cb = dir;
dir = path.join(cacheDir('HTTPSize'), 'repo');
}
cloneOrPull('https://github.com/EFForg/HTTPS-Everywhere.git', dir, cb);
}
function loadRules(dir, cb) {
if (typeof dir === 'function') {
cb = dir;
dir = path.join(cacheDir('HTTPSize'), 'repo/src/chrome/content/rules');
}
var rulesets = [];
dirUtil.readFiles(dir, {
match: /.xml$/
}, function(err, content, next) {
if (err) {
cb(err, null);
return;
}
// TODO handle parser errors and warnings
var doc = new DOMParser().parseFromString(content, 'application/xml');
var rulesetElements = doc.getElementsByTagName('ruleset');
for (let i = 0; i < rulesetElements.length; i++) {
var ruleset = new Map();
var el = rulesetElements[i];
// Name
ruleset.name = el.getAttribute('name');
// Default off
ruleset.defaultOff = el.getAttribute('default_off') || null;
// Mixed Content
ruleset.mixedContent = el.getAttribute('platform') === 'mixedcontent';
// Targets
var targets = el.getElementsByTagName('target');
ruleset.targets = [];
for (let j = 0; j < targets.length; j++) {
ruleset.targets.push(targets[j].getAttribute('host'));
}
// Exclusions
var exclusions = el.getElementsByTagName('exclusion');
ruleset.exclusions = [];
for (var j = 0; j < exclusions.length; j++) {
ruleset.exclusions.push(new RegExp(exclusions[j].getAttribute('pattern')));
}
// Rules
var rules = el.getElementsByTagName('rule');
ruleset.rules = [];
for (let j = 0; j < rules.length; j++) {
var rule = {
from: new RegExp(rules[j].getAttribute('from')),
to: new RegExp(rules[j].getAttribute('to'))
};
ruleset.rules.push(rule);
}
// TODO <securecookie>s
// TODO <test>s
// TODO downgrades
rulesets.push(ruleset);
}
next();
}, function(err, files) {
if (err) {
cb(err, null);
return;
}
cb(null, rulesets);
});
}