initial upload

cao_blogr/services/blog_record.py

@@ -0,0 +1,56 @@
+import sqlalchemy as sa
+import datetime #<- will be used to set default dates on models
+
+from paginate_sqlalchemy import SqlalchemyOrmPage #<- provides pagination
+from ..models.blog_record import BlogRecord
+from markdown2 import Markdown
+
+
+class BlogRecordService(object):
+
+    @classmethod
+    def all(cls, request):
+        query = request.dbsession.query(BlogRecord)
+        return query.order_by(sa.desc(BlogRecord.created))
+
+    @classmethod
+    def by_id(cls, request, _id):
+        query = request.dbsession.query(BlogRecord)
+        return query.get(_id)
+
+    @classmethod
+    def get_paginator(cls, request, page=1):
+        query = request.dbsession.query(BlogRecord)
+        query = query.order_by(sa.desc(BlogRecord.created))
+        query_params = request.GET.mixed()
+
+        def url_maker(link_page):
+            # replace page param with values generated by paginator
+            query_params['page'] = link_page
+            return request.current_route_url(_query=query_params)
+
+        return SqlalchemyOrmPage(query, page, items_per_page=5,
+                                 url_maker=url_maker)
+
+    @classmethod
+    def proc_after_create(cls, request, _id):
+        entry = request.dbsession.query(BlogRecord).get(_id)
+        # set default values
+        if entry.tag == '':
+            entry.tag = 'pyramid'
+        if entry.topic == '':
+            entry.topic = 'blog'
+        # convertir mardown en HTML
+        markdowner = Markdown()
+        entry.body_html = markdowner.convert(entry.body)
+        return 
+
+    @classmethod
+    def proc_after_update(cls, request, _id):
+        entry = request.dbsession.query(BlogRecord).get(_id)
+        entry.edited = datetime.datetime.now()
+        # convertir mardown en HTML
+        markdowner = Markdown()
+        entry.body_html = markdowner.convert(entry.body)
+        return 
+

cao_blogr/services/user.py

@@ -0,0 +1,32 @@
+import sqlalchemy as sa
+from ..models.user import User
+
+
+class UserService(object):
+
+    @classmethod
+    def all(cls, request):
+        items = request.dbsession.query(User).order_by(sa.asc(User.name)).all()
+        return items
+
+    @classmethod
+    def by_name(cls, request, name ):
+        item = request.dbsession.query(User).filter(User.name == name).first()
+        return item
+
+    @classmethod
+    def delete(cls, request, id):
+        request.dbsession.query(User).filter(User.id == id).delete(synchronize_session=False)
+        return 
+
+def groupfinder(userid, request):
+
+    if userid:
+        # user name is 'admin' ?
+        if userid == 'admin':
+            return ['group:administrators']
+        else:
+            return []  # it means that userid is logged in 
+    else:
+        # it returns None if userid isn't logged in
+        return None