diff options
Diffstat (limited to 'app/lib/img_tag_handler.rb')
-rw-r--r-- | app/lib/img_tag_handler.rb | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/app/lib/img_tag_handler.rb b/app/lib/img_tag_handler.rb new file mode 100644 index 000000000..0263e1cbd --- /dev/null +++ b/app/lib/img_tag_handler.rb @@ -0,0 +1,30 @@ +# frozen_string_literal: true + +class ImgTagHandler < ::Ox::Sax + attr_reader :srcs + attr_reader :alts + + def initialize + @stack = [] + @srcs = [] + @alts = {} + end + + def start_element(element_name) + @stack << [element_name, {}] + end + + def end_element(_) + self_name, self_attributes = @stack[-1] + if self_name == :img && !self_attributes[:src].nil? + @srcs << self_attributes[:src] + @alts[self_attributes[:src]] = self_attributes[:alt]&.strip + end + @stack.pop + end + + def attr(attribute_name, attribute_value) + _name, attributes = @stack.last + attributes[attribute_name] = attribute_value&.strip + end +end |