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module GitlabMarkdownHelper
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REFERENCE_PATTERN = %r{
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(\W)? # Prefix (1)
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( # Reference (2)
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@([\w\._]+) | # User name (3)
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[#!$](\d+) | # Issue/MR/Snippet ID (4)
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[\h]{6,40} # Commit ID (2)
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)
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(\W)? # Suffix (5)
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}x.freeze
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def gfm(text, html_options = {})
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return text if text.nil?
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return text if @project.nil?
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| ... | ... | @@ -12,53 +22,21 @@ module GitlabMarkdownHelper |
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"{gfm-extraction-#{md5}}"
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end
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# match 1 2 3 4 5 6
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text.gsub!(/(\W)?(@([\w\._]+)|[#!$](\d+)|([\h]{6,40}))(\W)?/) do |match|
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prefix = $1
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reference = $2
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user_name = $3
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issue_id = $4
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merge_request_id = $4
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snippet_id = $4
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commit_id = $5
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suffix = $6
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# TODO: add popups with additional information
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ref_link = case reference
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# team member: @foo
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when /^@/
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user = @project.users.where(name: user_name).first
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member = @project.users_projects.where(user_id: user).first if user
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link_to("@#{user_name}", project_team_member_path(@project, member), html_options.merge(class: "gfm gfm-team_member #{html_options[:class]}")) if member
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# issue: #123
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when /^#/
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# avoid HTML entities
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unless prefix.try(:end_with?, "&") && suffix.try(:start_with?, ";")
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issue = @project.issues.where(id: issue_id).first
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link_to("##{issue_id}", project_issue_path(@project, issue), html_options.merge(title: "Issue: #{issue.title}", class: "gfm gfm-issue #{html_options[:class]}")) if issue
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text.gsub!(REFERENCE_PATTERN) do |match|
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vals = {
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prefix: $1,
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reference: $2,
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user_name: $3,
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reference_id: $4,
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suffix: $5
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}
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if ref_link = reference_link(vals, html_options)
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sprintf('%s%s%s', vals[:prefix], ref_link, vals[:suffix])
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else
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match
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end
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end
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# merge request: !123
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when /^!/
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merge_request = @project.merge_requests.where(id: merge_request_id).first
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link_to("!#{merge_request_id}", project_merge_request_path(@project, merge_request), html_options.merge(title: "Merge Request: #{merge_request.title}", class: "gfm gfm-merge_request #{html_options[:class]}")) if merge_request
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# snippet: $123
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when /^\$/
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snippet = @project.snippets.where(id: snippet_id).first
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link_to("$#{snippet_id}", project_snippet_path(@project, snippet), html_options.merge(title: "Snippet: #{snippet.title}", class: "gfm gfm-snippet #{html_options[:class]}")) if snippet
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# commit: 123456...
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when /^\h/
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commit = @project.commit(commit_id)
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link_to(commit_id, project_commit_path(@project, id: commit.id), html_options.merge(title: "Commit: #{commit.author_name} - #{CommitDecorator.new(commit).title}", class: "gfm gfm-commit #{html_options[:class]}")) if commit
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end # case
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ref_link.nil? ? match : "#{prefix}#{ref_link}#{suffix}"
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end # gsub
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# Insert pre block extractions
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text.gsub!(/\{gfm-extraction-(\h{32})\}/) do
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| ... | ... | @@ -93,4 +71,42 @@ module GitlabMarkdownHelper |
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@__renderer.render(text).html_safe
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end
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private
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def reference_link(vals, html_options)
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# TODO: add popups with additional information
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case vals[:reference]
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# team member: @foo
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when /^@/
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user = @project.users.where(name: vals[:user_name]).first
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member = @project.users_projects.where(user_id: user).first if user
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link_to("@#{user.name}", project_team_member_path(@project, member), html_options.merge(class: "gfm gfm-team_member #{html_options[:class]}")) if member
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# issue: #123
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when /^#/
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# avoid HTML entities
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unless vals[:prefix].try(:end_with?, "&") && vals[:suffix].try(:start_with?, ";")
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issue = @project.issues.where(id: vals[:reference_id]).first
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link_to("##{issue.id}", project_issue_path(@project, issue), html_options.merge(title: "Issue: #{issue.title}", class: "gfm gfm-issue #{html_options[:class]}")) if issue
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end
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# merge request: !123
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when /^!/
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merge_request = @project.merge_requests.where(id: vals[:reference_id]).first
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link_to("!#{merge_request.id}", project_merge_request_path(@project, merge_request), html_options.merge(title: "Merge Request: #{merge_request.title}", class: "gfm gfm-merge_request #{html_options[:class]}")) if merge_request
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# snippet: $123
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when /^\$/
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snippet = @project.snippets.where(id: vals[:reference_id]).first
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link_to("$#{snippet.id}", project_snippet_path(@project, snippet), html_options.merge(title: "Snippet: #{snippet.title}", class: "gfm gfm-snippet #{html_options[:class]}")) if snippet
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# commit: 123456...
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when /^\h/
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commit = @project.commit(vals[:reference])
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link_to(vals[:reference], project_commit_path(@project, id: commit.id), html_options.merge(title: "Commit: #{commit.author_name} - #{CommitDecorator.new(commit).title}", class: "gfm gfm-commit #{html_options[:class]}")) if commit
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end
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end
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end |