Add a bunch more crap and rewrite a bunch more crap. Now the 'rm' mode at least runs.

[mailshears.git] / lib / common / agendav_plugin.rb

diff --git a/lib/common/agendav_plugin.rb b/lib/common/agendav_plugin.rb
new file mode 100644 (file)
index 0000000..fad869f
--- /dev/null
+++ b/lib/common/agendav_plugin.rb
@@ -0,0 +1,73 @@
+require 'common/plugin'
+
+module AgendavPlugin
+  # Code that all Agendav plugins (Prune, Rm, Mv...) will
+  # share.  That is, we implement the Plugin interface.
+  include Plugin
+
+
+  def initialize()
+    cfg = Configuration.new()
+    @db_host = cfg.agendav_dbhost
+    @db_port = cfg.agendav_dbport
+    @db_opts = cfg.agendav_dbopts
+    @db_tty  = cfg.agendav_dbtty
+    @db_name = cfg.agendav_dbname
+    @db_user = cfg.agendav_dbuser
+    @db_pass = cfg.agendav_dbpass
+  end
+
+
+  def describe_domain(domain)
+    # AgenDAV doesn't have a concept of domains.
+    return 'N/A'
+  end
+
+
+  def describe_account(account)
+    if self.user_exists(account)
+      return "Username: #{account}"
+    else
+      return 'User not found'
+    end
+  end
+
+
+  protected;
+
+  def user_exists(account)
+    ad_users = get_agendav_usernames()
+    return ad_users.include?(account)
+  end
+
+  def get_agendav_usernames()
+    usernames = []
+
+    # Just assume PostgreSQL for now.
+    begin
+      connection = PGconn.connect(@db_host,
+                                  @db_port,
+                                  @db_opts,
+                                  @db_tty,
+                                  @db_name,
+                                  @db_user,
+                                  @db_pass)
+
+      sql_query  = '(SELECT username FROM prefs)'
+      sql_query += 'UNION'
+      sql_query += '(SELECT user_from FROM shared);'
+
+      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