Changeset 1308 in products for quintagroup.seoptimizer/trunk/quintagroup/seoptimizer/__init__.py

Timestamp:

Sep 11, 2009 5:23:26 PM (15 years ago)

Author:

liebster

Message:

resolved metatags duplication

File:

• quintagroup.seoptimizer/trunk/quintagroup/seoptimizer/__init__.py (modified) (1 diff)

quintagroup.seoptimizer/trunk/quintagroup/seoptimizer/__init__.py

@@ -1 +1 @@
 from AccessControl import allow_module
+from util import SortedDict
+from Acquisition import aq_inner
+from DateTime import DateTime
+
+from Products.CMFCore.utils import getToolByName
 
 allow_module('quintagroup.seoptimizer.util')
 qSEO_globals = globals()
+
+
+try:
+    from Products.CMFPlone.PloneTool import PloneTool, METADATA_DCNAME
+    _present = hasattr(PloneTool, "listMetaTags")
+except ImportError:
+    _present = False
+
+
+
+if _present:
+    old_lmt = PloneTool.listMetaTags
+
+    def listMetaTags(self, context):
+        """Lists meta tags helper.
+
+        Creates a mapping of meta tags -> values for the listMetaTags script.
+        """
+        result = {}
+        site_props = getToolByName(self, 'portal_properties').site_properties
+        use_all = site_props.getProperty('exposeDCMetaTags', None)
+
+        if not use_all:
+            metadata_names = {'Description': METADATA_DCNAME['Description']}
+        else:
+            metadata_names = METADATA_DCNAME
+
+        for accessor, key in metadata_names.items():
+            method = getattr(aq_inner(context).aq_explicit, accessor, None)
+            if not callable(method):
+                continue
+
+            # Catch AttributeErrors raised by some AT applications
+            try:
+                value = method()
+            except AttributeError:
+                value = None
+
+            if not value:
+                # No data
+                continue
+            if accessor == 'Publisher' and value == 'No publisher':
+                # No publisher is hardcoded (TODO: still?)
+                continue
+            if isinstance(value, (list, tuple)):
+                # convert a list to a string
+                value = ', '.join(value)
+
+#          Exclusion meta tag description and keywords
+#            # Special cases
+#            if accessor == 'Description':
+#                result['description'] = value
+#            elif accessor == 'Subject':
+#                result['keywords'] = value
+
+            if use_all:
+                result[key] = value
+
+        if use_all:
+            created = context.CreationDate()
+
+            try:
+                effective = context.EffectiveDate()
+                if effective == 'None':
+                    effective = None
+                if effective:
+                    effective = DateTime(effective)
+            except AttributeError:
+                effective = None
+
+            try:
+                expires = context.ExpirationDate()
+                if expires == 'None':
+                    expires = None
+                if expires:
+                    expires = DateTime(expires)
+            except AttributeError:
+                expires = None
+
+            # Filter out DWIMish artifacts on effective / expiration dates
+            if effective is not None and \
+               effective > FLOOR_DATE and \
+               effective != created:
+                eff_str = effective.Date()
+            else:
+                eff_str = ''
+
+            if expires is not None and expires < CEILING_DATE:
+                exp_str = expires.Date()
+            else:
+                exp_str = ''
+
+            if exp_str or exp_str:
+                result['DC.date.valid_range'] = '%s - %s' % (eff_str, exp_str)
+
+        return result
+
+    PloneTool.listMetaTags = listMetaTags