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module Meta
class Generator < Jekyll::Generator
def generate(site)
# convert yaml @0123456789 (unix timestamps) into ruby Date
site.data = parse_unix_dates(site.data)
for page in site.collections['items'] do
# directly add generated page metadata to `page.meta` in liquid
page.data['meta'] = site.data['post'][page.slug]
# set page.authors to author metadata from git+yaml
page.data['authors'] = site.data['authors'].filter { |author|
author['git'].intersect?(page.data['meta']['authors'])
}
# set page.date to generated date_initial
page.data['date'] = page.data['meta']['date_initial']
end
end
def parse_unix_dates(data)
for key, value in data do
if value.is_a? Hash
data[key] = parse_unix_dates(value)
next
end
next unless value.is_a? String
next unless value =~ /^@\d+$/
data[key] = Time.at(Integer(value[1..]))
end
return data
end
end
end
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