Library for e-mail forward highlighting

Enable user scripts to highlight forwarded e-mails

Цей скрипт не слід встановлювати безпосередньо. Це - бібліотека для інших скриптів для включення в мета директиву // @require https://update.greatest.deepsurf.us/scripts/40782/265774/Library%20for%20e-mail%20forward%20highlighting.js

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(У мене вже є менеджер скриптів, дайте мені встановити його!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

function addStyles() {
    if (document.getElementById("email-quotes")) {
        console.log("Styles for e-mail quote highlighting already added, doing nothing");
        return;
    }
    console.log("Adding styles for e-mail quote highlighting");
    var styleNode = document.createElement('style');
    styleNode.setAttribute("type", "text/css");
    styleNode.id = "email-quotes";
    styleNode.innerHTML =
        'mark.quote1 { background: #eee }\n' +
        'mark.quote2 { background: #eef }\n' +
        'mark.quote3 { background: #efe }\n' +
        'mark.quote4 { background: #fee }\n' +
        'mark.quote5 { background: #ddd }\n' +
        'mark.quote6 { background: #ddf }\n' +
        'mark.quote7 { background: #dfd }\n' +
        'mark.quote8 { background: #fdd }\n';
    document.body.appendChild(styleNode);
}

function highlightQuotes() {
    addStyles();
    if (
        document.getElementsByClassName("quote1").length ||
        document.getElementsByClassName("quote2").length ||
        document.getElementsByClassName("quote3").length ||
        document.getElementsByClassName("quote4").length ||
        document.getElementsByClassName("quote5").length ||
        document.getElementsByClassName("quote6").length ||
        document.getElementsByClassName("quote7").length ||
        document.getElementsByClassName("quote8").length
    ) {
        console.log("E-mail quotes already highlighted, doing nothing");
        return;
    }
    console.log("Highlighting e-mail quotes");
    var context = document.querySelector("pre,blockquote,.Wordsection1,.MsoPlainText,body");
    var instance = new Mark(context);
    instance.markRegExp(/^(> *){1}([^>\n].*|)$/gm, {"className" : "quote1" });
    instance.markRegExp(/^(> *){2}([^>\n].*|)$/gm, {"className" : "quote2" });
    instance.markRegExp(/^(> *){3}([^>\n].*|)$/gm, {"className" : "quote3" });
    instance.markRegExp(/^(> *){4}([^>\n].*|)$/gm, {"className" : "quote4" });
    instance.markRegExp(/^(> *){5}([^>\n].*|)$/gm, {"className" : "quote5" });
    instance.markRegExp(/^(> *){6}([^>\n].*|)$/gm, {"className" : "quote6" });
    instance.markRegExp(/^(> *){7}([^>\n].*|)$/gm, {"className" : "quote7" });
    instance.markRegExp(/^(> *){8,}([^>\n].*|)$/gm, {"className" : "quote8" });
}