diff options
| -rw-r--r-- | content/contactFinder.js | 173 |
1 files changed, 53 insertions, 120 deletions
diff --git a/content/contactFinder.js b/content/contactFinder.js index c8689c0..6191afc 100644 --- a/content/contactFinder.js +++ b/content/contactFinder.js @@ -43,27 +43,14 @@ 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}$/i; - -// twitter address regexp -var reTwitter = /twitter\.com\/(\!?#\/)?[a-z0-9]*/i; - -// identi.ca address regexp -var reIdentiCa = /identi\.ca\/(?!notice\/)[a-z0-9]*/i; - /** * contactSearchStrings * Contains arrays of strings classified by language * and by degree of certainty. */ -var contactStr = { +const contactFrags = { 'da': { 'certain': [ '^[\\s]*Kontakt os[\\s]*$', @@ -124,25 +111,10 @@ var contactStr = { } }; -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); +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); //********************************************************************************************* -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. * @@ -151,41 +123,34 @@ function remove_not_str(a) { * * certainty_lvl can be "certain" > "probable" > "uncertain" */ -function attempt(certainty_lvl, first = true) { +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. - 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") { + const matches = []; + for (const link of document.links) { + if (typeof (link.innerText) !== "string" || typeof (link.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") { + const strUnderTest = link.innerText + " " + link.href; + const matched = false; + for (const byLevel of Object.values(contactFrags)) { + for (const frag of byLevel[certaintyLvl]) { + if (!matched) { + const result = strUnderTest.match(new RegExp(frag, "g")).filter(x => typeof x == "string"); + if (result && typeof (result[0]) === "string") { if (first) { - return { "fail": false, "result": document.links[i] }; + return { "fail": false, "result": link }; } else { - //console.log(document.links[i].href + " matched " + contactStr[j][certainty_lvl][k]); - matches.push(document.links[i]); - fail_flag = false; - flag = false; + //console.log(link.href + " matched " + contactFrags[j][certainty_lvl][k]); + matches.push(link); + matched = true; } } } } } } - return { "fail": fail_flag, "result": matches }; + return { "fail": notMatched, "result": matches }; } /** @@ -193,46 +158,20 @@ function attempt(certainty_lvl, first = true) { * 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; + for (const type of ["certain", "probable", "uncertain"]) { + const attempted = attempt(type); + if (!attempted["fail"]) { + return [type, attempted["result"]]; } } - if (flag) { - return res; - } - return [type, res]; + return null; } function createWidget(id, tag, parent = document.body) { - let widget = document.getElementById(id); - if (widget) widget.remove(); - widget = parent.appendChild(document.createElement(tag)); + const oldWidget = document.getElementById(id); + if (oldWidget) oldWidget.remove(); + const widget = parent.appendChild(document.createElement(tag)); widget.id = id; return widget; } @@ -244,48 +183,47 @@ function createWidget(id, tag, parent = document.body) { */ function main() { - let overlay = createWidget("_LibreJS_overlay", "div"); - let frame = createWidget("_LibreJS_frame", "iframe"); + const overlay = createWidget("_LibreJS_overlay", "div"); + const frame = createWidget("_LibreJS_frame", "iframe"); - let close = () => { + const 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; + const closeListener = e => { + const t = e.currentTarget; + if (t.href && t.href !== document.URL) { // link navigation + if (t.href.includes("#")) { + window.addEventListener("hashchange", close); } + return; } close(); }; - let makeCloser = clickable => clickable.addEventListener("click", closeListener); + const makeCloser = clickable => clickable.addEventListener("click", closeListener); makeCloser(overlay); - let initFrame = () => { + const initFrame = prefs => { debug("initFrame"); - let res = find_contacts(); - let contentDoc = frame.contentWindow.document; - let { body } = contentDoc; + const res = find_contacts(); + const contentDoc = frame.contentWindow.document; + const { 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")); + const content = body.appendChild(contentDoc.createElement("div")); content.id = "content"; - let addHTML = s => content.insertAdjacentHTML("beforeend", s); - if ("fail" in res) { + // TODO: fix warning + const addHTML = s => content.insertAdjacentHTML("beforeend", s); + if (!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"); + const a = contentDoc.createElement("a"); a.href = a.textContent = res[1]; content.appendChild(a); } else if (typeof (res[1]) === "object") { @@ -293,13 +231,13 @@ function main() { } } - let emails = document.documentElement.textContent.match(email_regex); - if (emails && (emails = Array.filter(emails, e => !!e)).length) { + // 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); + if (emails && emails.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"); + const list = contentDoc.createElement("ul"); + for (const recipient of emails.slice(0, 10)) { + const a = contentDoc.createElement("a"); a.href = `mailto:${recipient}?subject${encodeURIComponent(prefs["pref_subject"]) }&body=${encodeURIComponent(prefs["pref_body"]) }`; @@ -312,14 +250,9 @@ function main() { debug("frame initialized"); } - - - frame.addEventListener("load", e => { + frame.addEventListener("load", _ => { debug("frame loaded"); - myPort = browser.runtime.connect({ name: "contact_finder" }).onMessage.addListener(m => { - prefs = m; - initFrame(); - }); + browser.runtime.connect({ name: "contact_finder" }).onMessage.addListener(initFrame); }); } |