anticensority/runet-censorship-bypass
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Add webpack-like comments for better perception

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This commit is contained in:
Ilya Ig. Petrov 2017-05-26 09:07:20 -07:00
parent 70796c2e31
commit e7e9aa3319
1 changed files with 107 additions and 95 deletions
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202
extensions/chromium/runet-censorship-bypass/src/extension-common/35-pac-kitchen-api.js
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@ -225,105 +225,117 @@
cook(pacData, pacMods = mandatory()) {
return pacMods.ifNoMods ? pacData : pacData + `${ kitchenStartsMark }
;+function(global) {
"use strict";
const originalFindProxyForURL = FindProxyForURL;
global.FindProxyForURL = function(url, host) {
${function() {
let res = pacMods.ifProhibitDns ? `
global.dnsResolve = function(host) { return null; };
` : '';
if (pacMods.ifProxyHttpsUrlsOnly) {
res += `
if (!url.startsWith("https")) {
return "DIRECT";
}
`;
}
res += `
const directIfAllowed = ${pacMods.ifProxyOrDie ? '""/* Not allowed. */' : '"; DIRECT"'};`;
if (pacMods.filteredCustomsString) {
res += `
const filteredCustomProxies = "; ${pacMods.filteredCustomsString}";`;
}
const ifIncluded = pacMods.included && pacMods.included.length;
const ifExcluded = pacMods.excluded && pacMods.excluded.length;
const ifExceptions = ifIncluded || ifExcluded;
if (ifExceptions) {
res += `
/* EXCEPTIONS START */
const dotHost = '.' + host;
const isHostInDomain = (domain) => dotHost.endsWith('.' + domain);
const domainReducer = (maxWeight, [domain, ifIncluded]) => {
if (!isHostInDomain(domain)) {
return maxWeight;
}
const newWeightAbs = domain.length;
if (newWeightAbs < Math.abs(maxWeight)) {
return maxWeight;
}
return newWeightAbs*(ifIncluded ? 1 : -1);
};
const excWeight = ${JSON.stringify(Object.entries(pacMods.exceptions))}.reduce( domainReducer, 0 );
if (excWeight !== 0) {
if (excWeight < 0) {
// Never proxy it!
return "DIRECT";
}
// Always proxy it!
${ pacMods.filteredCustomsString
? `return filteredCustomProxies + directIfAllowed;`
: '/* No custom proxies -- continue. */'
}
}
/* EXCEPTIONS END */
`;
}
res += `
const pacScriptProxies = originalFindProxyForURL(url, host)${
pacMods.ifProxyOrDie ? '.replace(/DIRECT/g, "")' : ' + directIfAllowed'
};`;
if(
!pacMods.ifUseSecureProxiesOnly &&
!pacMods.filteredCustomsString &&
pacMods.ifUsePacScriptProxies
) {
return res + `
return pacScriptProxies + directIfAllowed;`;
}
return res + `
let pacProxyArray = pacScriptProxies.split(/(?:\\s*;\\s*)+/g).filter( (p) => p );
const ifNoProxies = pacProxyArray${pacMods.ifProxyOrDie ? '.length === 0' : '.every( (p) => /^DIRECT$/i.test(p) )'};
if (ifNoProxies) {
// Directs only or null, no proxies.
return "DIRECT";
}
return ` +
/******/
/******/;+function(global) {
/******/ "use strict";
/******/
/******/ const originalFindProxyForURL = FindProxyForURL;
/******/ global.FindProxyForURL = function(url, host) {
/******/
${
function() {
if (!pacMods.ifUsePacScriptProxies) {
return '';
}
let filteredPacExp = 'pacScriptProxies';
if (pacMods.ifUseSecureProxiesOnly) {
filteredPacExp =
'pacProxyArray.filter( (pStr) => /^HTTPS\\s/.test(pStr) ).join("; ")';
}
return filteredPacExp + ' + ';
let res = pacMods.ifProhibitDns ? `
/******/
/******/ global.dnsResolve = function(host) { return null; };
/******/
/******/` : '';
if (pacMods.ifProxyHttpsUrlsOnly) {
}() + `${pacMods.filteredCustomsString ? 'filteredCustomProxies + ' : ''}directIfAllowed;`; // Without DIRECT you will get 'PROXY CONN FAILED' pac-error.
res += `
/******/
/******/ if (!url.startsWith("https")) {
/******/ return "DIRECT";
/******/ }
/******/
/******/ `;
}
res += `
/******/
/******/ const directIfAllowed = ${pacMods.ifProxyOrDie ? '""/* Not allowed. */' : '"; DIRECT"'};
/******/`;
if (pacMods.filteredCustomsString) {
res += `
/******/
/******/ const filteredCustomProxies = "; ${pacMods.filteredCustomsString}";
/******/`;
}
}()}
const ifIncluded = pacMods.included && pacMods.included.length;
const ifExcluded = pacMods.excluded && pacMods.excluded.length;
const ifExceptions = ifIncluded || ifExcluded;
if (ifExceptions) {
res += `
/******/
/******/ /* EXCEPTIONS START */
/******/ const dotHost = '.' + host;
/******/ const isHostInDomain = (domain) => dotHost.endsWith('.' + domain);
/******/ const domainReducer = (maxWeight, [domain, ifIncluded]) => {
/******/
/******/ if (!isHostInDomain(domain)) {
/******/ return maxWeight;
/******/ }
/******/ const newWeightAbs = domain.length;
/******/ if (newWeightAbs < Math.abs(maxWeight)) {
/******/ return maxWeight;
/******/ }
/******/ return newWeightAbs*(ifIncluded ? 1 : -1);
/******/
/******/ };
/******/
/******/ const excWeight = ${JSON.stringify(Object.entries(pacMods.exceptions))}.reduce( domainReducer, 0 );
/******/ if (excWeight !== 0) {
/******/ if (excWeight < 0) {
/******/ // Never proxy it!
/******/ return "DIRECT";
/******/ }
/******/ // Always proxy it!
${ pacMods.filteredCustomsString
? `/******/ return filteredCustomProxies + directIfAllowed;`
: '/******/ /* No custom proxies -- continue. */'
}
/******/ }
/******/ /* EXCEPTIONS END */
`;
}
res += `
/******/ const pacScriptProxies = originalFindProxyForURL(url, host)${
/******/ pacMods.ifProxyOrDie ? '.replace(/DIRECT/g, "")' : ' + directIfAllowed'
};`;
if(
!pacMods.ifUseSecureProxiesOnly &&
!pacMods.filteredCustomsString &&
pacMods.ifUsePacScriptProxies
) {
return res + `
/******/ return pacScriptProxies + directIfAllowed;`;
}
return res + `
/******/ let pacProxyArray = pacScriptProxies.split(/(?:\\s*;\\s*)+/g).filter( (p) => p );
/******/ const ifNoProxies = pacProxyArray${pacMods.ifProxyOrDie ? '.length === 0' : '.every( (p) => /^DIRECT$/i.test(p) )'};
/******/ if (ifNoProxies) {
/******/ // Directs only or null, no proxies.
/******/ return "DIRECT";
/******/ }
/******/ return ` +
function() {
if (!pacMods.ifUsePacScriptProxies) {
return '';
}
let filteredPacExp = 'pacScriptProxies';
if (pacMods.ifUseSecureProxiesOnly) {
filteredPacExp =
'pacProxyArray.filter( (pStr) => /^HTTPS\\s/.test(pStr) ).join("; ")';
}
return filteredPacExp + ' + ';
}() + `${pacMods.filteredCustomsString ? 'filteredCustomProxies + ' : ''}directIfAllowed;`; // Without DIRECT you will get 'PROXY CONN FAILED' pac-error.
}()
}
};