Word counter for net magazine article submissions (1 line of code = 10 lines). Uses <pre> tags in the page to determine code blocks.

netmag-wordcount.js

(function() {
    var codeBlocks = document.getElementsByTagName('pre'),
        codeLines = 0,
        body = document.getElementsByTagName('body')[0],
        text = function(el) {
            if (el.innerText) return el.innerText;
            return el.textContent;
        };
        
    var wordCount = text(body).split(' ').length;

    for (var i = codeBlocks.length - 1; i >= 0; i--) {
        var code = text(codeBlocks[i]);
        if (code) {
            codeLines += code.split('\n').length;
            wordCount -= code.split(' ').length;;
        }
    }
    var total = wordCount + codeLines * 10;

    var list = [];
    list.push(wordCount + ' words (not including code)');
    list.push(codeLines + ' lines of code (counting for ' + codeLines * 10 + ' words)');
    list.push(total + ' total');
    var message = 'Article has:';
    message += '<ul style="margin: 0;padding-left: 20px;"><li>';
    message += list.join('</li><li>');
    message += '</li></ul>';

    var el = document.createElement('p');
    el.style.color = '#000';
    el.style.position = 'relative';
    el.style['z-index'] = 1000000;
    el.style.border = '1px solid #999';
    el.style.padding = '10px';
    el.style.margin = '10px';
    el.style.background = '#FFF';
    el.style['border-radius'] = '2px';
    el.innerHTML = message;
    body.insertBefore(el, body.firstChild);
})();

netmag-wordcount.md

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