CopyPoison mod 24chasa.bg

copyPoison.js

;(function () {
    var chars = 'MHAEKBOXΠPCToĸaepcyxIiJjSs' + 'АВЕКМНОПРСТХаекорсухІіЈјЅѕ';
    var cfg = { length: 50, link: 'true', prefix: 'Копирано от ', suffix: ' © www.24chasa.bg' }, script;

    if (script = document.currentScript) {
        cfg.length = script.getAttribute('data-length') || cfg.length;
        cfg.link = script.getAttribute('data-link') || cfg.link;
        cfg.prefix = script.getAttribute('data-prefix') || cfg.prefix;
        cfg.suffix = script.getAttribute('data-suffix') || cfg.suffix;
    }

    function replaceChars(text) {
        var mid = chars.length / 2;
        var ptext = '';
        var n = text.length;
        for (var i = 0; i < n; i++) {
            var index = chars.indexOf(text.charAt(i));
            if (index == -1) ptext += text.charAt(i);
            else if (index >= mid) ptext += chars.charAt(index - mid);
            else ptext += chars.charAt(index + mid);
        }
        return (ptext);
    }

    function isCode(text) {
        return (
			(text.indexOf('<') != -1 && text.indexOf('>') != -1) ||
			(text.indexOf('{') != -1 && text.indexOf('}') != -1)
		);
    }

    function copyPoison() {
        if (window.clipboardData && document.selection) { // IE
            var selectionObject = document.selection.createRange();
            var selectionText = selectionObject.text;
            if (selectionText.length > cfg.length && !isCode(selectionText)) {
                selectionText = replaceChars(selectionText);
                if (cfg.link == 'true') {
                    selectionText += "\r\n\r\n" + cfg.prefix + document.location.href + cfg.suffix;
                }
                window.clipboardData.setData('Text', selectionText);
                return (false);
            }
        } else {
            var selectionObject = window.getSelection();
            var selectionText = selectionObject.toString();
            if (selectionText.length > cfg.length && !isCode(selectionText)) {
                selectionText = replaceChars(selectionText);
                if (cfg.link == 'true') {
                    selectionText += "\n\n" + cfg.prefix + document.location.href + cfg.suffix;
                }
                var pre = document.createElement('pre');
                document.getElementsByTagName('body')[0].appendChild(pre);
                pre.textContent = selectionText;
                selectionObject.selectAllChildren(pre);
                window.setTimeout(function () {
                    document.getElementsByTagName('body')[0].removeChild(pre);
                }, 0);
            }
        }
    }

    if (window.addEventListener) {
        window.addEventListener('copy', copyPoison, false);
    } else { // IE
        window.onload = function () {
            document.body.oncopy = copyPoison;
        }
    }
})();