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-rw-r--r--content/contactFinder.js173
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);
});
}