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$(document).ready(function() {
// add the search form and bind the events
$('h1').after([
'<p>Filter entries by content:',
'<input type="text" value="" id="searchbox" style="width: 50%">',
'<input type="submit" id="searchbox-submit" value="Filter"></p>'
].join('\n'));
function dofilter() {
try {
var query = new RegExp($('#searchbox').val(), 'i');
}
catch (e) {
return; // not a valid regex (yet)
}
// find headers for the versions (What's new in Python X.Y.Z?)
$('#changelog h2').each(function(index1, h2) {
var h2_parent = $(h2).parent();
var sections_found = 0;
// find headers for the sections (Core, Library, etc.)
h2_parent.find('h3').each(function(index2, h3) {
var h3_parent = $(h3).parent();
var entries_found = 0;
// find all the entries
h3_parent.find('li').each(function(index3, li) {
var li = $(li);
// check if the query matches the entry
if (query.test(li.text())) {
li.show();
entries_found++;
}
else {
li.hide();
}
});
// if there are entries, show the section, otherwise hide it
if (entries_found > 0) {
h3_parent.show();
sections_found++;
}
else {
h3_parent.hide();
}
});
if (sections_found > 0)
h2_parent.show();
else
h2_parent.hide();
});
}
$('#searchbox').keyup(dofilter);
$('#searchbox-submit').click(dofilter);
});
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