Sha256: 408dfe581401479ec09177b48680b594140b3662f475715dc6f4f2974afad77a
Contents?: true
Size: 1.3 KB
Versions: 16
Compression:
Stored size: 1.3 KB
Contents
# frozen_string_literal: true
module DocTemplate
module Tags
class ImageStudentWorksheetTag < BaseTag
include ERB::Util
HEIGHT_MOD = 0.85
TAG_NAME = 'image-student-worksheet'
TEMPLATE = 'image-student-worksheet.html.erb'
def parse(node, _options = {})
if (image = find_image node)
image.ancestors('p').first.try(:remove)
params = prepare_content image
@content = parse_template params, TEMPLATE
replace_tag node
else
node.remove
end
self
end
private
def find_image(node)
while (node = node.next_sibling)
if (image = node.at_xpath('.//img')).present?
return image
end
end
end
def prepare_content(image)
{}.tap do |result|
result[:src] = image['src']
image['style'].split(';').each do |style|
Hash[*style.strip.split(':')].each do |(k, v)|
case k
when 'height' then result[:height] = "#{(v.to_i * HEIGHT_MOD).floor}px"
when 'width' then result[:width] = v.strip
end
end
end
end
end
end
end
Template.register_tag(Tags::ImageStudentWorksheetTag::TAG_NAME, Tags::ImageStudentWorksheetTag)
end
Version data entries
16 entries across 16 versions & 1 rubygems