Merge pull request #116 from doublemarket/api-list-attached-files

Script to list all files attached to issues and PRs

Author: Hayato Matsuura

api/ruby/enterprise/list_issue_attached_files.rb

@@ -0,0 +1,62 @@
+require 'octokit'
+
+# Lists all files attached to issues and pull requests on a instance.
+# The list doesn't contain files that are uploaded but not referenced.
+
+## Check for environment variables
+begin
+  access_token = ENV.fetch("GITHUB_TOKEN")
+  hostname = ENV.fetch("GITHUB_HOSTNAME")
+rescue KeyError
+  puts
+  puts "To run this script, please set the following environment variables:"
+  puts "- GITHUB_TOKEN: A valid access token"
+  puts "- GITHUB_HOSTNAME: A valid GitHub Enterprise hostname"
+  exit 1
+end
+
+# Set up Octokit
+Octokit.configure do |kit|
+  kit.api_endpoint = "#{hostname}/api/v3"
+  kit.access_token = access_token
+  kit.auto_paginate = true
+end
+
+# Extract links to attached files using regexp
+pattern = /\[[^\]]*\]\((#{hostname}[^\)]*\/files\/[^\)]*)\)/
+
+Octokit.repositories.map{|repo| repo.full_name}.each do |r|
+  # Extract issues containing links to attached files
+  issues = Octokit.issues(r, {state: :all}).select do |i|
+    i.body.match(pattern)
+  end
+  issues.each do |issue|
+    # Extract the link pattern from issues' body
+    matched_links = issue.body.scan(pattern)
+    matched_links.each do |file|
+      puts "#{issue.html_url},#{file[0]}"
+    end
+  end
+
+  # Issue comments as well (including pull request comments)
+  issue_comments = Octokit.issues_comments(r).select do |ic|
+    ic.body.match(pattern)
+  end
+  issue_comments.each do |issue_comment|
+    matched_links = issue_comment.body.scan(pattern)
+    matched_links.each do |file|
+      puts "#{issue_comment.html_url},#{file[0]}"
+    end
+  end
+
+  # Pull request review comments as well
+  pr_comments = Octokit.pulls_comments(r).select do |prc|
+    prc.body.match(pattern)
+  end
+  pr_comments.each do |pr_comment|
+    matched_links = pr_comment.body.scan(pattern)
+    matched_links.each do |file|
+      puts "#{pr_comment.html_url},#{file[0]}"
+    end
+  end
+end