Changeset 9816 for main/waeup.kofa/trunk/src/waeup/kofa/utils

Timestamp:

21 Dec 2012, 13:09:05 (12 years ago)

Author:

Henrik Bettermann

Message:

Extend IExportJob so that AsyncExportJobs? unveil their status like AsyncReportJobs? do. Use this property attribute to hide buttons.

File:

• main/waeup.kofa/trunk/src/waeup/kofa/utils/batching.py (modified) (2 diffs)

main/waeup.kofa/trunk/src/waeup/kofa/utils/batching.py

@@ -28 +28 @@
 import tempfile
 import time
+import zc.async.interfaces
 from cStringIO import StringIO
 from persistent.list import PersistentList
@@ -571 +572 @@
             export_job, site, exporter_name, *args, **kwargs)
 
+    @property
+    def finished(self):
+        """A job is marked `finished` if it is completed.
+
+        Please note: a finished report job does not neccessarily
+        provide an IReport result. See meth:`failed`.
+        """
+        return self.status == zc.async.interfaces.COMPLETED
+
+    @property
+    def failed(self):
+        """A report job is marked failed iff it is finished and the
+        result is None.
+
+        While a job is unfinished, the `failed` status is ``None``.
+
+        Failed jobs normally provide a `traceback` to examine reasons.
+        """
+        if not self.finished:
+            return None
+        if getattr(self, 'result', None) is None:
+            return True
+        return False
+
 class ExportJobContainer(object):
     """A mix-in that provides functionality for asynchronous export jobs.