diff options
author | Yuchen Pei <hi@ypei.me> | 2022-07-27 11:48:07 +1000 |
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committer | Yuchen Pei <hi@ypei.me> | 2022-07-27 11:48:07 +1000 |
commit | 428a42de4119f0e33a49f02c00b9dee49224b771 (patch) | |
tree | fb36031a618082f6b2f3250c663752f741d0af3d | |
parent | 076cae05a3b190782cb76a4073b596353d739116 (diff) |
further linting and fixes of contact finder
-rw-r--r-- | content/contactFinder.js | 80 |
1 files changed, 40 insertions, 40 deletions
diff --git a/content/contactFinder.js b/content/contactFinder.js index b7d95a0..fb0ec27 100644 --- a/content/contactFinder.js +++ b/content/contactFinder.js @@ -3,6 +3,7 @@ * * * Copyright (C) 2017 Nathan Nichols, Loic J. Duros, Nik Nyby * Copyright (C) 2018 Giorgio Maone +* Copyright (C) 2022 Yuchen Pei * * This file is part of GNU LibreJS. * @@ -35,10 +36,6 @@ //********************************************************************************************* -//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 - ${format}`, ...args); } @@ -50,9 +47,9 @@ debug("Injecting contact finder in %s", document.URL); * Contains arrays of strings classified by language * and by degree of certainty. */ -const contactFrags = { - // TODO: remove lang, change things to regexp - 'de': { +const contactFrags = [ + // de + { 'certain': [ '^[\\s]*Kontakt os[\\s]*$', '^[\\s]*Email Os[\\s]*$', @@ -65,7 +62,8 @@ const contactFrags = { 'Hvem vi er' ] }, - 'en': { + // en + { 'certain': [ '^[\\s]*Contact Us[\\s]*$', '^[\\s]*Email Us[\\s]*$', @@ -83,7 +81,8 @@ const contactFrags = { 'Customer Service' ] }, - 'es': { + // es + { 'certain': [ '^[\\s]*contáctenos[\\s]*$', '^[\\s]*Email[\\s]*$' @@ -93,7 +92,8 @@ const contactFrags = { 'Acerca de nosotros' ] }, - 'fr': { + // fr + { 'certain': [ '^[\\s]*Contactez nous[\\s]*$', '^[\\s]*(Nous )?contacter[\\s]*$', @@ -110,44 +110,45 @@ const contactFrags = { 'Service Client(e|è)le' ] } -}; +]; // Taken from http://emailregex.com/ -const email_regex = new RegExp(/(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[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); +const emailRegex = 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); //********************************************************************************************* +function findMatch(link, frag, first) { + const strUnderTest = link.innerText + " " + link.href + const result = (strUnderTest.match(new RegExp(frag, "g")) || []).filter(x => typeof x == "string"); + if (result.length) { + if (first) { + return { 'final': true, 'matched': true }; + } else { + //console.log(link.href + " matched " + frag); + return { 'final': false, 'matched': true }; + } + } + return { 'final': false, 'matched': false }; +} + /** * 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" +* certaintyLvl can be "certain" > "probable" > "uncertain" */ function attempt(certaintyLvl, 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. const matches = []; - for (const link of document.links) { - if (typeof (link.innerText) !== "string" || typeof (link.href) !== "string") { - continue; - } - const strUnderTest = link.innerText + " " + link.href; - const matched = false; - for (const byLevel of Object.values(contactFrags)) { + const links = Array.from(document.links).filter(link => (typeof (link.innerText) === "string" || typeof (link.href) === "string")); + for (const link of links) { + for (const byLevel of contactFrags) { for (const frag of byLevel[certaintyLvl]) { - if (!matched) { - const result = (strUnderTest.match(new RegExp(frag, "g")) || []).filter(x => typeof x == "string"); - if (result.length) { - if (first) { - return { "fail": false, "result": link }; - } else { - //console.log(link.href + " matched " + contactFrags[j][certainty_lvl][k]); - matches.push(link); - matched = true; - } - } - } + const match = findMatch(link, frag, first); + if (match.final) return { 'fail': false, 'result': [link] }; + match.matched && matches.push(link); } } } @@ -158,7 +159,7 @@ function attempt(certaintyLvl, first = true) { * "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() { +function findContacts() { for (const type of ["certain", "probable", "uncertain"]) { const attempted = attempt(type); if (!attempted["fail"]) { @@ -208,7 +209,7 @@ function main() { const initFrame = prefs => { debug("initFrame"); - const res = find_contacts(); + const res = findContacts(); const contentDoc = frame.contentWindow.document; const { body } = contentDoc; body.id = "_LibreJS_dialog"; @@ -223,22 +224,21 @@ function main() { 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") { + for (const link of res[1]) { const a = contentDoc.createElement("a"); - a.href = a.textContent = res[1]; + a.href = link.href; + a.textContent = link.textContent; content.appendChild(a); - } else if (typeof (res[1]) === "object") { - addHTML(`${res[0]}: ${res[1].outerHTML}`); } } - // TODO: check this change is ok, i.e. if the result of match is null filter still works - const emails = (document.documentElement.textContent.match(email_regex) || []).filter(e => !!e); + const emails = (document.documentElement.textContent.match(emailRegex) || []).filter(e => !!e); if (emails.length) { addHTML("<h5>Possible email addresses:</h5>"); const list = contentDoc.createElement("ul"); for (const recipient of emails.slice(0, 10)) { const a = contentDoc.createElement("a"); + // TODO: fix prefs a.href = `mailto:${recipient}?subject${encodeURIComponent(prefs["pref_subject"]) }&body=${encodeURIComponent(prefs["pref_body"]) }`; |