User:逆襲的天邪鬼/NoPersonalSigns.js

/*
    消灭个性签名 by 逆襲的天邪鬼

    用法：
    在[[Special:MyPage/common.js]]中加一句：
    mw.loader.load('https://publictestwiki.com/w/index.php?title=User:逆襲的天邪鬼/NoPersonalSigns.js&action=raw&ctype=text/javascript');

    仅用来对付个别不喜欢配合的人，因此不保证程序正确运行。

    TODO:
    1. 防止冤杀
 */

$(function () {
    var useBlacklist = false;       // 若置为false则处理所有人的签名，否则只处理个别人签名。

    var blacklist = [
        '用户名'
    ];

    // 如果能把名单存到localStorage那么最好
    if (localStorage.signBlackList) {
        blacklist = localStorage.signBlackList;
    }

    var normalizeName = function (name) {
        return name.replace(/_/g, ' ');
    };

    if (blacklist) {
        for (var i = 0; i < blacklist.length; i++) {
            blacklist[i] = normalizeName(blacklist[i]).toLowerCase();
        }
    }

    var isIP = function (name) {
        return name.match('^\\d+\\.\\d+\\.\\d+\\.\\d+$') !== null || 
            name.match('^[0-9a-fA-F]+:[0-9a-fA-F:]+$') !== null;
    };

    var isNew = {};

    var findUserName = function (node) {
        if (node !== null && node.nodeType === 1) {
            if (node.tagName === 'A') {
                var href = node.href;
                var match = href.match('(title=|/)(User:|User_talk:|Special:Contributions\\/|Special:%E7%94%A8%E6%88%B7%E8%B4%A1%E7%8C%AE\\/)(.*?)($|&|#|\\/)');
                if (match && match[3]) {
                    var name = normalizeName(decodeURI(match[3]));

                    if (node.className.indexOf('new') !== -1) {
                        if (href.indexOf('User_talk:') !== -1) {
                            isNew['User talk:' + name] = true;
                        } else if (href.indexOf('User:') !== -1) {
                            isNew['User:' + name] = true;
                        }
                    }

                    return name;
                }
            } else {
                var child = node.firstChild;
                while (child) {
                    var n = findUserName(child);
                    if (n !== null) {
                        return n;
                    }
                    child = child.nextSibling;
                }

            }
        }
        return null;
    };

    var killSigns = function (node) {
        // 确定用户名
        var curNode = node.previousSibling;
        var lastValidNode = null;
        var username = null;
        while (curNode) {
            var n = findUserName(curNode);
            if (n !== null) {
                if (username === null) {
                    username = n;
                }
                if (n.toLowerCase() === username.toLowerCase()) {
                    lastValidNode = curNode;
                }
            }
            curNode = curNode.previousSibling;
        }
        
        // 判断是否为黑名单名字
        if ((useBlacklist && blacklist.indexOf(username.toLowerCase()) === -1) || lastValidNode === null) {
            return;
        }

        if (isIP(username)) {
            return;
        }

        // 格杀勿论
        var nodes = [];
        curNode = lastValidNode;
        while (curNode !== node) {
            nodes.push(curNode);
            curNode = curNode.nextSibling;
        }
        for (var i = 0; i<nodes.length; i++) {
            nodes[i].remove();
        }

        // 换成干净的链接
        var x = document.createElement('a');
        var y = document.createElement('a');

        x.text = username;
        y.text = '留言';
        x.className = 'userlink';
        y.className = 'userlink';
        x.href = '/wiki/User:' + username;
        y.href = '/wiki/User_talk:' + username;

        if (isNew['User:' + username]) {
            x.className += ' new';
        }
        if (isNew['User talk:' + username]) {
            y.className += ' new';
        }

        node.parentNode.insertBefore(x, node);
        node.parentNode.insertBefore(document.createTextNode('（'), node);
        node.parentNode.insertBefore(y, node);
        node.parentNode.insertBefore(document.createTextNode('）'), node);

        if (node.textContent.indexOf('）') === 0) {
            node.textContent = node.textContent.substr(1);
        }
        if (node.textContent.indexOf(')') === 0) {
            node.textContent = node.textContent.substr(1);
        }
    };

    var replace_text = function (node, search, callback) {
        if (node.nodeType === 3)
        {
            value = node.nodeValue;
            matches = value.match(search);
     
            if (matches !== null) {
                callback(node);
            }
        } else {
            var children = [], child = node.firstChild;
            while (child) {
                children[children.length] = child;
                child = child.nextSibling;
            }
     
            for (var i = 0; i < children.length; i++) {
                replace_text(children[i], search, callback);
            }
        }
    };

    replace_text(document.getElementById('bodyContent'), /(\d{4})年(\d{1,2})月(\d{1,2})日 \([一二三四五六日]\) (\d\d):(\d\d) \(UTC\)/g, killSigns);
});