function enableReader()

in src/modules/components/viewer.js [73:92]

• 16 lines of code
• 3 McCabe index (conditional complexity)

function enableReader() {
    try {
        var printStyleSheets = viewerEl.contentDocument.querySelectorAll('link[media=\'print\']');

        for (var i = 0; i < printStyleSheets.length; i++) {
            printStyleSheets[i].setAttribute('media', 'all');
        }

        var styleLink = document.createElement('link');
        styleLink.href = '/assets/styles/readerMode.css';
        styleLink.rel = 'stylesheet';
        styleLink.setAttribute('media', 'screen');
        styleLink.type = 'text/css';

        viewerEl.contentDocument.body.appendChild(styleLink);

    } catch (e) {
        console.log('Can\'t enable Reader mode: ', e);
    }
}