Blogger Editor IMG helper

Help adding/removing classes to your images and automatically remove anchor links.

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 or Violentmonkey 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.

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

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!)

// ==UserScript==
// @name         Blogger Editor IMG helper
// @namespace    http://llorxscript.blogspot.com.es/
// @version      0.1
// @description  Help adding/removing classes to your images and automatically remove anchor links.
// @author       Llorx
// @match        https://www.blogger.com/blogger.g*
// @grant        none
// ==/UserScript==

var config = {
    removeAnchor: true,
    classes: {
        gif: {
            color: "red",
            unique: true
        },
        img: {
            color: "blue",
            unique: true
        },
    }
};

(function() {
    'use strict';
    var lastImg;
    var interval = setInterval(function() {
        var target = document.querySelector('#postingComposeBox');
        if (target && target.contentDocument) {
            var header = target.contentDocument.head;
            target = target.contentDocument.querySelector('#postingComposeBox');
            if (header && target) {
                var style = document.createElement('style');
                style.type = 'text/css';
                var st = [];
                for (var className in config.classes) {
                    if (config.classes.hasOwnProperty(className)) {
                        var cl = config.classes[className];
                        st += "."+className+" {border-radius:10px; border: 5px solid "+cl.color+";} ";
                    }
                }
                style.appendChild(document.createTextNode(st));
                header.appendChild(style);
                clearInterval(interval);
                changes(target);
            }
        }
    }, 1000);

    function changes(target) {
        var observer = new MutationObserver(function(mutations) {
            mutations.forEach(function(mutation) {
                if (config.removeAnchor) {
                    for (var i = 0; i < mutation.addedNodes.length; i++) {
                        if (!mutation.addedNodes[i].querySelectorAll) {
                            continue;
                        }
                        var all = mutation.addedNodes[i].querySelectorAll("a > img");
                        for (var ii = 0; ii < all.length; ii++) {
                            var n = all[ii];
                            var a = n.parentNode;
                            if (a.href == n.src) {
                                var p = a.parentNode;
                                p.insertBefore(n, a);
                                p.removeChild(a);
                            }
                        }
                    }
                }
                if (mutation.target.nodeName && mutation.target.nodeName.toLowerCase() == 'img') {
                    lastImg = mutation.target;
                }
            });
        });
        observer.observe(target, {
            childList: true,
            subtree: true,
            attributes: true
        });
    }
    var observer = new MutationObserver(function(mutations) {
        mutations.forEach(function(mutation) {
            for (var i = 0; i < mutation.addedNodes.length; i++) {
                if (!mutation.addedNodes[i].querySelector) {
                    continue;
                }
                var el = mutation.addedNodes[i].querySelector("[id='tr_sizes-div']");
                if (!el || el.getAttribute("data-customimg")) {
                    return;
                }
                el.setAttribute("data-customimg", "true");
                for (var className in config.classes) {
                    if (config.classes.hasOwnProperty(className)) {
                        var cl = config.classes[className];
                        (function(className, cl) {
                            var classClick = document.createElement("span");
                            classClick.style.cursor = "pointer";
                            classClick.style.textDecoration = "underline";
                            classClick.style.color = "#0000cc";
                            cl.check = function() {
                                if (!lastImg) {
                                    return;
                                }
                                if (hasClass(lastImg, className)) {
                                    classClick.innerHTML = "REMOVE " + className;
                                } else {
                                    classClick.innerHTML = "SET " + className;
                                }
                            };
                            setTimeout(cl.check, 1);
                            classClick.onclick = function() {
                                if (!lastImg) {
                                    return;
                                }
                                var cls = lastImg.className;
                                if (!cls) {
                                    cls = "";
                                }
                                cls = cls.split(" ");
                                if (cls.indexOf(className) > -1) {
                                    cls.splice(cls.indexOf(className), 1);
                                } else {
                                    cls.push(className);
                                }
                                if (cl.unique) {
                                    for (var cName in config.classes) {
                                        if (config.classes.hasOwnProperty(cName) && className != cName) {
                                            var c = config.classes[cName];
                                            if (c.unique) {
                                                if (cls.indexOf(cName) > -1) {
                                                    cls.splice(cls.indexOf(cName), 1);
                                                }
                                            }
                                        }
                                    }
                                }
                                while (cls.indexOf("") > -1) {
                                    cls.splice(cls.indexOf(""), 1);
                                }
                                lastImg.className = cls.join(" ");
                                if (lastImg.className === "") {
                                    lastImg.removeAttribute("class");
                                }
                                for (var cN in config.classes) {
                                    if (config.classes.hasOwnProperty(cN)) {
                                        config.classes[cN].check();
                                    }
                                }
                            };
                            el.insertBefore(document.createTextNode(" | "), el.firstChild);
                            el.insertBefore(classClick, el.firstChild);
                        })(className, cl);
                    }
                }
            }
        });
    });
    observer.observe(document.body, {
        childList: true,
        subtree: true
    });
    function hasClass(element, cls) {
        return (' ' + element.className + ' ').indexOf(' ' + cls + ' ') > -1;
    }
})();