X-Git-Url: http://gitweb.michael.orlitzky.com/?p=mailshears.git;a=blobdiff_plain;f=lib%2Fprune%2Fplugins%2Fdavical.rb;fp=lib%2Fprune%2Fplugins%2Fdavical.rb;h=ae21d9f186a859309fc58584e7d8d010c490b926;hp=0000000000000000000000000000000000000000;hb=e3826d8926e11763837a591986d453e9ef5d9dec;hpb=a6ae98f0423603445b621a8eaa17443c8d590b45

diff --git a/lib/prune/plugins/davical.rb b/lib/prune/plugins/davical.rb
new file mode 100644
index 0000000..ae21d9f
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+++ b/lib/prune/plugins/davical.rb
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+require 'pg'
+
+require 'common/davical_plugin'
+require 'prune/prune_plugin'
+require 'rm/plugins/davical'
+
+class DavicalPrune < DavicalRm
+  #
+  # DAViCal only supports Postgres, so even if we ever are
+  # database-agnostic, this plugin can't be.
+  #
+  include DavicalPlugin
+  include PrunePlugin
+
+
+  def get_leftover_domains(db_domains)
+    # AgenDAV doesn't have a concept of domains.
+    return []
+  end
+
+
+  def get_leftover_accounts(db_accounts)
+    # Get a list of all users who have logged in to DAViCal.
+    davical_accounts = self.get_davical_usernames()
+    return davical_accounts - db_accounts
+  end
+
+
+  protected;
+
+  def get_davical_usernames()
+    usernames = []
+
+    begin
+      connection = PGconn.connect(@db_host,
+                                  @db_port,
+                                  @db_opts,
+                                  @db_tty,
+                                  @db_name,
+                                  @db_user,
+                                  @db_pass)
+
+      # User #1 is the super-user, and not tied to an email address.
+      sql_query  = 'SELECT username FROM usr WHERE user_no > 1;'
+
+      connection.query(sql_query) do |result|
+        usernames = result.field_values('username')
+      end
+
+      connection.close()
+    rescue PGError => e
+      # Pretend like we're database-agnostic in case we ever are.
+      raise DatabaseError.new(e)
+    end
+
+    return usernames
+  end
+
+
+end