Revision 7c44b46e
Added by Wojtek Kosior about 2 years ago
background/policy_smuggler.js | ||
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/** |
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* Myext smuggling policy to content script through url |
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* |
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* Copyright (C) 2021 Wojtek Kosior |
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* |
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* This code is dual-licensed under: |
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* - Asshole license 1.0, |
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* - GPLv3 or (at your option) any later version |
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* |
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* "dual-licensed" means you can choose the license you prefer. |
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* |
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* This code is released under a permissive license because I disapprove of |
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* copyright and wouldn't be willing to sue a violator. Despite not putting |
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* this code under copyleft (which is also kind of copyright), I do not want |
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* it to be made proprietary. Hence, the permissive alternative to GPL is the |
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* Asshole license 1.0 that allows me to call you an asshole if you use it. |
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* This means you're legally ok regardless of how you utilize this code but if |
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* you make it into something nonfree, you're an asshole. |
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* |
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* You should have received a copy of both GPLv3 and Asshole license 1.0 |
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* together with this code. If not, please see: |
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* - https://www.gnu.org/licenses/gpl-3.0.en.html |
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* - https://koszko.org/asshole-license.txt |
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*/ |
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"use strict"; |
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(() => { |
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const TYPE_PREFIX = window.TYPE_PREFIX; |
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const get_storage = window.get_storage; |
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const browser = window.browser; |
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const url_item = window.url_item; |
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const gen_unique = window.gen_unique; |
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const get_query_best = window.get_query_best; |
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var storage; |
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var query_best; |
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function redirect(request) |
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{ |
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let url_re = /^([^#]*)((#[^#]*)(#.*)?)?$/; |
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let match = url_re.exec(request.url); |
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let base_url = match[1]; |
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let first_target = match[3]; |
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let second_target = match[4]; |
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let url = url_item(request.url); |
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let unique = gen_unique(url); |
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if (first_target === unique) { |
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console.log(["not redirecting"]); |
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return {cancel : false}; |
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} |
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let [pattern, settings] = query_best(url); |
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if (settings === undefined || !settings.allow) |
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return {cancel : false}; |
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second_target = (first_target || "") + (second_target || ""); |
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console.log(["redirecting", request.url, |
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(base_url + unique + second_target)]); |
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return { |
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redirectUrl : (base_url + unique + second_target) |
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}; |
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} |
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async function start() { |
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storage = await get_storage(); |
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query_best = await get_query_best(); |
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chrome.webRequest.onBeforeRequest.addListener( |
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redirect, |
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{ |
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urls: ["<all_urls>"], |
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types: ["main_frame", "sub_frame"] |
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}, |
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["blocking"] |
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); |
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} |
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window.start_policy_smuggler = start; |
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})(); |
background/reverse_use_info.js | ||
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/** |
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* Myext scripts and bags usage index |
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* |
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* Copyright (C) 2021 Wojtek Kosior |
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* |
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* This code is dual-licensed under: |
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* - Asshole license 1.0, |
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* - GPLv3 or (at your option) any later version |
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* |
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* "dual-licensed" means you can choose the license you prefer. |
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* |
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* This code is released under a permissive license because I disapprove of |
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* copyright and wouldn't be willing to sue a violator. Despite not putting |
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* this code under copyleft (which is also kind of copyright), I do not want |
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* it to be made proprietary. Hence, the permissive alternative to GPL is the |
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* Asshole license 1.0 that allows me to call you an asshole if you use it. |
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* This means you're legally ok regardless of how you utilize this code but if |
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* you make it into something nonfree, you're an asshole. |
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* |
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* You should have received a copy of both GPLv3 and Asshole license 1.0 |
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* together with this code. If not, please see: |
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* - https://www.gnu.org/licenses/gpl-3.0.en.html |
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* - https://koszko.org/asshole-license.txt |
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*/ |
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"use strict"; |
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/* |
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* Warning! |
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* This script file has not been used for some time and underlying storage |
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* model has changed since then! Fix required! |
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*/ |
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/* |
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* We want to count referenes to scripts and bags in order to know, |
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* for example, whether one can be safely deleted. |
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*/ |
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(() => { |
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const TYPE_PREFIX = window.TYPE_PREFIX; |
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const get_storage = window.get_storage; |
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const make_once = window.make_once; |
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var component_uses = new Map(); |
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var storage; |
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function add_use_info_by_item(prefix, item, components) |
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{ |
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for (let component of components) { |
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component = component.join(""); |
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let used_by_info = component_uses.get(component); |
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if (used_by_info === undefined) { |
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used_by_info = {}; |
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component_uses.set(component, used_by_info); |
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} |
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if (used_by_info[prefix] === undefined) |
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used_by_info[prefix] = new Set(); |
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used_by_info[prefix].add(item); |
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} |
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} |
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function remove_use_info_by_item(prefix, item, components) |
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{ |
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for (let component of components) { |
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used_by_info = component_uses.get(component.join("")); |
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if (used_by_info === undefined || |
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used_by_info[prefix] === undefined) |
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return; |
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used_by_info[prefix].delete(item); |
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} |
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} |
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function build_reverse_uses_info(entries_it, type_prefix) |
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{ |
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for (let [item, components] of storage.get_all_it(type_prefix)) |
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add_use_info_by_item(type_prefix, item, components); |
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} |
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function handle_change(change) |
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{ |
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if (change.old_val !== undefined) |
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remove_use_info_by_item(change.prefix, change.item, change.old_val); |
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if (change.new_val !== undefined) |
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add_use_info_by_item(change.prefix, change.item, change.new_val); |
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} |
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function get_uses(arg1, arg2=undefined) |
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{ |
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let [prefix, item] = [arg1, arg2]; |
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if (arg2 === undefined) |
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[prefix, item] = arg1; |
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return component_uses.get(prefix + item); |
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} |
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async function init() |
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{ |
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storage = await get_storage(); |
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prefixes = [TYPE_PREFIX.PAGE, TYPE_PREFIX.BAG]; |
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for (let prefix of prefixes) |
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build_reverse_uses_info(prefix); |
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storage.add_change_listener(handle_change, prefixes); |
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return get_uses; |
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} |
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window.get_reverse_use_info = make_once(init); |
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})(); |
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remove unused source files