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Diffstat (limited to 'content/contactFinder.js')
| -rw-r--r-- | content/contactFinder.js | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/content/contactFinder.js b/content/contactFinder.js new file mode 100644 index 0000000..22bf2fc --- /dev/null +++ b/content/contactFinder.js @@ -0,0 +1,328 @@ +/** +* GNU LibreJS - A browser add-on to block nonfree nontrivial JavaScript. +* * +* Copyright (C) 2017 Nathan Nichols, Loic J. Duros, Nik Nyby +* Copyright (C) 2018 Giorgio Maone +* +* This file is part of GNU LibreJS. +* +* GNU LibreJS is free software: you can redistribute it and/or modify +* it under the terms of the GNU General Public License as published by +* the Free Software Foundation, either version 3 of the License, or +* (at your option) any later version. +* +* GNU LibreJS is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with GNU LibreJS. If not, see <http://www.gnu.org/licenses/>. +*/ + +// TO TEST THE CONTACT FINDER: +// - open the manifest.json +// - add a comma after the closing bracket of the key "background" +// - Copy and paste this after it: +/* + "content_scripts": [{ + "matches": ["<all_urls>"], + "js": ["/content/contactFinder.js"], + "css": ["/content/contactFinder.css"] + }] +*/ +// Now, the contact finder will load on every page and you can test it where ever you want. + + +//********************************************************************************************* +//Regexes taken from "contact_regex.js" in the current LibreJS +//Copyright (C) 2011, 2012, 2014 Loic J. Duros +//Copyright (C) 2014, 2015 Nik Nyby + +function debug(format, ...args) { + console.debug(`LibreJS - ${format}`, ...args); +} + +var myPort; + +debug("Injecting contact finder in %s", document.URL); + +// email address regexp +var reEmail = /^mailto\:(admin|feedback|webmaster|info|contact|support|comments|team|help)\@[a-z0-9.\-]+\.[a-z]{2,4}$/i; + +var reAnyEmail = /^mailto\:.*?\@[a-z0-9\.\-]+\.[a-z]{2,4}$/i; + +// twitter address regexp +var reTwitter = /twitter\.com\/(\!?#\/)?[a-z0-9]*/i; + +// identi.ca address regexp +var reIdentiCa = /identi\.ca\/(?!notice\/)[a-z0-9]*/i; + +/** + * contactSearchStrings + * Contains arrays of strings classified by language + * and by degree of certainty. + */ +var contactStr = { + 'da': { + 'certain': [ + '^[\\s]*Kontakt os[\\s]*$', + '^[\\s]*Email Os[\\s]*$', + '^[\\s]*Kontakt[\\s]*$' + ], + 'probable': ['^[\\s]Kontakt', '^[\\s]*Email'], + 'uncertain': [ + '^[\\s]*Om Us', + '^[\\s]*Om', + 'Hvem vi er' + ] + }, + 'en': { + 'certain': [ + '^[\\s]*Contact Us[\\s]*$', + '^[\\s]*Email Us[\\s]*$', + '^[\\s]*Contact[\\s]*$', + '^[\\s]*Feedback[\\s]*$', + '^[\\s]*Web.?site Feedback[\\s]*$' + ], + 'probable': ['^[\\s]Contact', '^[\\s]*Email'], + 'uncertain': [ + '^[\\s]*About Us', + '^[\\s]*About', + 'Who we are', + 'Who I am', + 'Company Info', + 'Customer Service' + ] + }, + 'es': { + 'certain': [ + '^[\\s]*contáctenos[\\s]*$', + '^[\\s]*Email[\\s]*$' + ], + 'probable': ['^[\\s]contáctenos', '^[\\s]*Email'], + 'uncertain': [ + 'Acerca de nosotros' + ] + }, + 'fr': { + 'certain': [ + '^[\\s]*Contactez nous[\\s]*$', + '^[\\s]*(Nous )?contacter[\\s]*$', + '^[\\s]*Email[\\s]*$', + '^[\\s]*Contact[\\s]*$', + '^[\\s]*Commentaires[\\s]*$' + ], + 'probable': ['^[\\s]Contact', '^[\\s]*Email'], + 'uncertain': [ + '^[\\s]*(A|À) propos', + 'Qui nous sommes', + 'Qui suis(-| )?je', + 'Info', + 'Service Client(e|è)le' + ] + } +}; + +var usaPhoneNumber = new RegExp(/(?:\+ ?1 ?)?\(?[2-9]{1}[0-9]{2}\)?(?:\-|\.| )?[0-9]{3}(?:\-|\.| )[0-9]{4}(?:[^0-9])/mg); +// Taken from http://emailregex.com/ +var email_regex = new RegExp(/(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|"(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])/g); +//********************************************************************************************* + +var prefs; + +/** +* returns input with all elements not of type string removed +*/ +function remove_not_str(a){ + var new_a = []; + for(var i in a){ + if(typeof(a[i]) == "string"){ + new_a.push(a[i]) + } + } + return new_a; +} +/** +* Tests all links on the page for regexes under a certain certainty level. +* +* Will return either the first regex match from the selected certainty level or all regexes that +* match on that certainty level. +* +* certainty_lvl can be "certain" > "probable" > "uncertain" +*/ +function attempt(certainty_lvl, first=true){ + // There needs to be some kind of max so that people can't troll by for example leaving a comment with a bunch of emails + // to cause LibreJS users to slow down. + var fail_flag = true; + var flag; + var matches = []; + var result = []; + var str_under_test = ""; + for(var i in document.links){ + if( typeof(document.links[i].innerText) != "string" || typeof(document.links[i].href) != "string"){ + continue; + } + str_under_test = document.links[i].innerText + " " + document.links[i].href; + flag = true; + for(var j in contactStr){ + for(var k in contactStr[j][certainty_lvl]){ + if(flag){ + result = []; + result = str_under_test.match(new RegExp(contactStr[j][certainty_lvl][k],"g")); + result = remove_not_str(result); + if(result !== undefined && typeof(result[0]) == "string" ){ + if(first){ + return {"fail":false,"result":document.links[i]}; + } else{ + //console.log(document.links[i].href + " matched " + contactStr[j][certainty_lvl][k]); + matches.push(document.links[i]); + fail_flag = false; + flag = false; + } + } + } + } + } + } + return {"fail":fail_flag,"result":matches}; +} + +/** +* "LibreJS detects contact pages, email addresses that are likely to be owned by the +* maintainer of the site, Twitter and identi.ca links, and phone numbers." +*/ +function find_contacts(){ + var all = document.documentElement.innerText; + var phone_num = []; + var twitlinks = []; + var identi = []; + var contact_pages = []; + var res = attempt("certain"); + var flag = true; + var type = ""; + if(res["fail"] == false){ + type = "certain"; + res = res["result"]; + flag = false; + } + if(flag){ + res = attempt("probable"); + if(res["fail"] == false){ + type = "probable"; + res = res["result"]; + flag = false; + } + } + if(flag){ + res = attempt("uncertain"); + if(res["fail"] == false){ + type = "uncertain"; + res = res["result"]; + flag = false; + } + } + if(flag){ + return res; + } + return [type,res]; +} + + +function createWidget(id, tag, parent = document.body) { + let widget = document.getElementById(id); + if (widget) widget.remove(); + widget = parent.appendChild(document.createElement(tag)); + widget.id = id; + return widget; +} + +/** +* +* Creates the contact finder / complain UI as a semi-transparent overlay +* +*/ + +function main() { + let overlay = createWidget("_LibreJS_overlay", "div"); + let frame = createWidget("_LibreJS_frame", "iframe"); + + let close = () => { + frame.remove(); + overlay.remove(); + }; + + let closeListener = e => { + let t = e.currentTarget; + if (t.href) { // link navigation + if (t.href !== document.URL) { + if (t.href.includes("#")) { + window.addEventListener("hashchange", close); + } + return; + } + } + close(); + }; + let makeCloser = clickable => clickable.addEventListener("click", closeListener); + + makeCloser(overlay); + + let initFrame = () => { + debug("initFrame"); + let res = find_contacts(); + let contentDoc = frame.contentWindow.document; + let {body} = contentDoc; + body.id = "_LibreJS_dialog"; + body.innerHTML = `<h1>LibreJS Complaint</h1><button class='close'>x</button>`; + contentDoc.documentElement.appendChild(contentDoc.createElement("base")).target = "_top"; + let content = body.appendChild(contentDoc.createElement("div")); + content.id = "content"; + let addHTML = s => content.insertAdjacentHTML("beforeend", s); + if ("fail" in res) { + content.classList.toggle("_LibreJS_fail", true) + addHTML("<div>Could not guess any contact page for this site.</div>"); + } else { + addHTML("<h3>Contact info guessed for this site</h3>"); + if(typeof(res[1]) === "string") { + let a = contentDoc.createElement("a"); + a.href = a.textContent = res[1]; + content.appendChild(a); + } else if (typeof(res[1]) === "object"){ + addHTML(`${res[0]}: ${res[1].outerHTML}`); + } + } + + let emails = document.documentElement.textContent.match(email_regex); + if (emails && (emails = Array.filter(emails, e => !!e)).length) { + addHTML("<h5>Possible email addresses:</h5>"); + let list = contentDoc.createElement("ul"); + for (let i = 0, max = Math.min(emails.length, 10); i < max; i++) { + let recipient = emails[i]; + let a = contentDoc.createElement("a"); + a.href = `mailto:${recipient}?subject${ + encodeURIComponent(prefs["pref_subject"]) + }&body=${ + encodeURIComponent(prefs["pref_body"]) + }`; + a.textContent = recipient; + list.appendChild(contentDoc.createElement("li")).appendChild(a); + } + content.appendChild(list); + } + Array.forEach(contentDoc.querySelectorAll(".close, a"), makeCloser); + debug("frame initialized"); + } + + + + frame.addEventListener("load", e => { + debug("frame loaded"); + myPort = browser.runtime.connect({name: "contact_finder"}).onMessage.addListener(m => { + prefs = m; + initFrame(); + }); + }); +} + +main(); |