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Fixes html and children rendering and ensures consistent padding #3

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Fixes html and children rendering and ensures consistent padding #3

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a8c15e5
Fixes children rendering and ensures consistent margin and padding ac…
rafamel Apr 24, 2017
5be96f9
Fixes issues with checkbox detection and list-style-position, also ta…
rafamel Apr 24, 2017
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56 changes: 46 additions & 10 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3,23 +3,59 @@ var cheerio = require('cheerio');
var _ = require('underscore');
var re = /^\s*\[[x ]\]\s*/;

function fixElHelper(el, html, tag, addStyle, $) {
var style = (el.attr('style') || '').trim();
style = (style.length > 0 && style[style.length-1] != ';') ? style + '; ' : style;
var attributes = 'style="' + style + addStyle + '"';
if (el.attr('class')) attributes += ' class="' + el.attr('class') + '"';
if (el.attr('id')) attributes += ' id="' + el.attr('id') + '"';
el.replaceWith('<' + tag + ' ' + attributes + '>' + html + '</' + tag + '>');
}
function fixEl(el, tag, $) {
var found = false;
el.find(tag).each(function (index, elChild) {
fixEl($(elChild), tag, $);
var found = true;
});
if (!found) fixElHelper(el, el.html(), tag, 'padding-left: 2em;', $);
}
function fixLi(li, $) {
var found = false;
li.find('li').each(function (index, liChild) {
fixLi($(liChild), $);
var found = true;
});
if (!found) {
var html = li.html(),
text = li.text(),
spanStyle = 'style="display: inline-block; margin-left: -2em; width: 2em; text-align: right; padding-right: 0.45em;"';
if (re.test(text)) {
html = html
.replace(/\s*\[ \]\s*/, '<span ' + spanStyle + '><input type="checkbox" disabled="disabled"></span>')
.replace(/\s*\[x\]\s*/, '<span ' + spanStyle + '><input type="checkbox" disabled="disabled" checked="checked"></span>');
fixElHelper(li, html, 'li', 'list-style: none;', $);
}
}
}

module.exports = {
hooks: {
page: function (page) {
var $ = cheerio.load(page.content);
$('li').each(function (index, a) {
a = $(a);
var text = a.text();
if (re.test(text)) {
text = text
.replace(/^\s*\[ \]\s*/, '<input type="checkbox" disabled="disabled"></i> ')
.replace(/^\s*\[x\]\s*/, '<input type="checkbox" disabled="disabled" checked="checked"></i> ');
a.replaceWith('<li style="list-style: none">' + text + '</li>');
}
// Ensuring conformant left padding for unordered and ordered lists
$('ul').each(function (index, ul) {
fixEl($(ul), 'ul', $);
});
$('ol').each(function (index, ul) {
fixEl($(ul), 'ol', $);
});
// Introducing checkboxes
$('li').each(function (index, li) {
fixLi($(li), $);
});
page.content = $.html();

return page;
}
}
};
};