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author | Sam Stephenson <sam@37signals.com> | 2018-02-07 18:26:19 -0600 |
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committer | Sam Stephenson <sam@37signals.com> | 2018-02-07 18:26:19 -0600 |
commit | 68d350ddacedf604717f0d1074d7624fa57757c2 (patch) | |
tree | a01852130448e37368ed2fd4af7e930e6c2cd0f2 /lib/active_text/fragment.rb | |
parent | e22ba227a694b8426e69dbce640c5b0e4f39f574 (diff) | |
download | rails-68d350ddacedf604717f0d1074d7624fa57757c2.tar.gz rails-68d350ddacedf604717f0d1074d7624fa57757c2.tar.bz2 rails-68d350ddacedf604717f0d1074d7624fa57757c2.zip |
Initial import from BC3 RichText
Diffstat (limited to 'lib/active_text/fragment.rb')
-rw-r--r-- | lib/active_text/fragment.rb | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/lib/active_text/fragment.rb b/lib/active_text/fragment.rb new file mode 100644 index 0000000000..9e0af6f57a --- /dev/null +++ b/lib/active_text/fragment.rb @@ -0,0 +1,55 @@ +module ActiveText + class Fragment + class << self + def wrap(fragment_or_html) + case fragment_or_html + when self + fragment_or_html + when Nokogiri::HTML::DocumentFragment + new(fragment_or_html) + else + from_html(fragment_or_html) + end + end + + def from_html(html) + new(ActiveText::HtmlConversion.fragment_for_html(html.to_s.strip)) + end + end + + attr_reader :source + + def initialize(source) + @source = source + end + + def find_all(selector) + source.css(selector) + end + + def update + yield source = self.source.clone + self.class.new(source) + end + + def replace(selector) + update do |source| + source.css(selector).each do |node| + node.replace(yield(node).to_s) + end + end + end + + def to_plain_text + @plain_text ||= PlainTextConversion.node_to_plain_text(source) + end + + def to_html + @html ||= HtmlConversion.node_to_html(source) + end + + def to_s + to_html + end + end +end |