slackdiff hook to post colourized diffs to a Slack channel

1 files changed, 30 insertions, 0 deletions

diff --git a/lib/oxidized/hook/slackdiff.rb b/lib/oxidized/hook/slackdiff.rb
new file mode 100644
index 0000000..b37c9c4
--- /dev/null
+++ b/lib/oxidized/hook/slackdiff.rb
@@ -0,0 +1,30 @@
+require 'slack'
+
+class SlackDiff < Oxidized::Hook
+  def validate_cfg!
+    raise KeyError, 'hook.token is required' unless cfg.has_key?('token')
+    raise KeyError, 'hook.channel is required' unless cfg.has_key?('channel')
+  end
+
+  def run_hook(ctx)
+    if ctx.node
+      if ctx.event.to_s == "post_store"
+        log "Connecting to slack"
+        client = Slack::Client.new token: cfg.token
+        client.auth_test
+        log "Connected"
+        gitoutput = ctx.node.output.new
+        diff = gitoutput.get_diff ctx.node, ctx.node.group, ctx.commitref, nil
+        title = "#{ctx.node.name.to_s} #{ctx.node.group.to_s} #{ctx.node.model.class.name.to_s.downcase}"
+        log "Posting diff as snippet to #{cfg.channel}"
+        client.files_upload(channels: cfg.channel, as_user: true,
+                             content: diff[:patch].lines.to_a[4..-1].join,
+                             filetype: "diff",
+                             title: title,
+                             filename: "change"
+                            )
+        log "Finished"
+      end
+    end
+  end
+end