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require 'html/pipeline'
require 'html/pipeline/gitlab'
module EmailsHelper
# Google Actions
# https://developers.google.com/gmail/markup/reference/go-to-action
def email_action(url)
name = action_title(url)
if name
data = {
"@context" => "http://schema.org",
"@type" => "EmailMessage",
"action" => {
"@type" => "ViewAction",
"name" => name,
"url" => url,
}
}
content_tag :script, type: 'application/ld+json' do
data.to_json.html_safe
end
end
end
def action_title(url)
return unless url
["merge_requests", "issues", "commit"].each do |action|
if url.split("/").include?(action)
return "View #{action.humanize.singularize}"
end
end
end
def add_email_highlight_css
Rugments::Themes::Github.render(scope: '.highlight')
end
def color_email_diff(diffcontent)
formatter = Rugments::Formatters::HTML.new(cssclass: 'highlight')
lexer = Rugments::Lexers::Diff.new
raw formatter.format(lexer.lex(diffcontent))
end
def replace_image_links_with_base64(text, project)
# Used pipelines in GitLab:
# GitlabEmailImageFilter - replaces images that have been uploaded as attachments with inline images in emails.
#
# see https://gitlab.com/gitlab-org/html-pipeline-gitlab for more filters
filters = [
HTML::Pipeline::Gitlab::GitlabEmailImageFilter
]
context = {
base_url: File.join(Gitlab.config.gitlab.url, project.path_with_namespace, 'uploads'),
upload_path: File.join(Rails.root, 'public', 'uploads', project.path_with_namespace),
}
pipeline = HTML::Pipeline::Gitlab.new(filters).pipeline
result = pipeline.call(text, context)
text = result[:output].to_html(save_with: 0)
text.html_safe
end
end
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