Creating initial framework for refactoring core codebase

lib/v2/playbook/handler.py

@@ -0,0 +1,39 @@
+# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
+#
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+
+from v2.errors import AnsibleError
+from v2.inventory import Host
+from v2.playbook import Task
+
+class Handler(Task):
+    def __init__(self):
+        self.triggered    = False
+        self.triggered_by = []
+
+    def flag_for_host(self, host):
+        if not isinstance(host, Host):
+            raise AnsibleError('handlers expected to be triggered by a Host(), instead got %s' % type(host))
+        if host.name not in self.triggered_by:
+            triggered_by.append(host.name)
+
+    def get_has_triggered(self):
+        return self.triggered
+
+    def set_has_triggered(self, triggered):
+        if not isinstance(triggered, bool):
+            raise AnsibleError('a handlers triggered property should be a boolean, instead got %s' % type(triggered))
+        self.triggered = triggered