added topic listing

cao_blogr/models/blog_record.py

@@ -6,6 +6,7 @@ from sqlalchemy import (
     Unicode,     #<- will provide Unicode field
     UnicodeText, #<- will provide Unicode text field
     DateTime,    #<- time abstraction field
+    Index,
 )
 from webhelpers2.text import urlify #<- will generate slugs
 from webhelpers2.date import distance_of_time_in_words #<- human friendly dates
@@ -15,10 +16,10 @@ class BlogRecord(Base):
     __tablename__ = 'entries'
     id = Column(Integer, primary_key=True)
     title = Column(Unicode(255), unique=True, nullable=False)
-    body = Column(UnicodeText, default=u'')
-    body_html = Column(UnicodeText, default=u'')
-    tag = Column(Unicode, default='pyramid')
-    topic = Column(Unicode, default='blog')
+    body = Column(UnicodeText, default='')
+    body_html = Column(UnicodeText, default='')
+    tag = Column(Unicode(25), index=True)
+    topic = Column(Unicode(25), index=True)
     created = Column(DateTime, default=datetime.datetime.utcnow)
     edited = Column(DateTime, default=datetime.datetime.utcnow)
 
@@ -28,6 +29,19 @@ class BlogRecord(Base):
 
     @property
     def created_in_words(self):
-        return distance_of_time_in_words(self.created,
-                                         datetime.datetime.utcnow())
+        return distance_of_time_in_words(self.created, datetime.datetime.utcnow())
 
+
+class Topics(Base):
+    __tablename__ = 'topics'
+    topic = Column(Unicode(25), primary_key=True)
+    topic_name = Column(Unicode(25), nullable=False)
+
+
+class Tags(Base):
+    __tablename__ = 'tags'
+    id = Column(Integer, primary_key=True)
+    topic = Column(Unicode(25))
+    tag = Column(Unicode(25))
+    tag_name = Column(Unicode(25), nullable=False)
+    __table_args__ = (Index('topic_index', "topic", "tag"), )