From 1a7b14de4bc89ef0fd162ef8e62d01926e42b54e Mon Sep 17 00:00:00 2001
From: Paul Everitt <paul@agendaless.com>
Date: Thu, 24 Jul 2008 17:14:16 +0000
Subject: Add tutorial sections

---
 docs/tutorials/lxmlgraph/step02/myapp/__init__.py  |  1 +
 .../lxmlgraph/step02/myapp/configure.zcml          | 11 ++++++
 docs/tutorials/lxmlgraph/step02/myapp/models.py    | 41 ++++++++++++++++++++++
 .../lxmlgraph/step02/myapp/samplemodel.xml         |  5 +++
 docs/tutorials/lxmlgraph/step02/myapp/views.py     |  8 +++++
 docs/tutorials/lxmlgraph/step02/run.py             |  8 +++++
 6 files changed, 74 insertions(+)
 create mode 100644 docs/tutorials/lxmlgraph/step02/myapp/__init__.py
 create mode 100644 docs/tutorials/lxmlgraph/step02/myapp/configure.zcml
 create mode 100644 docs/tutorials/lxmlgraph/step02/myapp/models.py
 create mode 100644 docs/tutorials/lxmlgraph/step02/myapp/samplemodel.xml
 create mode 100644 docs/tutorials/lxmlgraph/step02/myapp/views.py
 create mode 100644 docs/tutorials/lxmlgraph/step02/run.py

(limited to 'docs/tutorials/lxmlgraph/step02')

diff --git a/docs/tutorials/lxmlgraph/step02/myapp/__init__.py b/docs/tutorials/lxmlgraph/step02/myapp/__init__.py
new file mode 100644
index 000000000..792d60054
--- /dev/null
+++ b/docs/tutorials/lxmlgraph/step02/myapp/__init__.py
@@ -0,0 +1 @@
+#
diff --git a/docs/tutorials/lxmlgraph/step02/myapp/configure.zcml b/docs/tutorials/lxmlgraph/step02/myapp/configure.zcml
new file mode 100644
index 000000000..540526ec9
--- /dev/null
+++ b/docs/tutorials/lxmlgraph/step02/myapp/configure.zcml
@@ -0,0 +1,11 @@
+<configure xmlns="http://namespaces.zope.org/zope"
+	   xmlns:bfg="http://namespaces.repoze.org/bfg">
+
+  <include package="repoze.bfg" />
+
+  <bfg:view
+     for=".models.IMyModel"
+     view=".views.my_hello_view"
+     />
+
+</configure>
diff --git a/docs/tutorials/lxmlgraph/step02/myapp/models.py b/docs/tutorials/lxmlgraph/step02/myapp/models.py
new file mode 100644
index 000000000..3c03de1a9
--- /dev/null
+++ b/docs/tutorials/lxmlgraph/step02/myapp/models.py
@@ -0,0 +1,41 @@
+from zope.interface import implements
+from zope.interface import Attribute
+from zope.interface import Interface
+from lxml import etree
+
+class IMyModel(Interface):
+    __name__ = Attribute('Name of the model instance')
+
+class BfgElement(etree.ElementBase):
+    """Handle access control and getitem behavior"""
+
+    implements(IMyModel)
+
+    @property
+    def __name__(self):
+        return self.xpath("@name")[0]
+
+    def __getitem__(self, child_name):
+        xp = "*[@name='%s']" % child_name
+        matches = self.xpath(xp)
+        if len(matches) == 0:
+            raise KeyError('No child found for %s' % child_name)
+        elif len(matches) > 1:
+            raise KeyError('More than one child for %s' % child_name)
+        else:
+            return matches[0]
+
+def get_root(environ):
+    # Setup the custom parser with our BfgElement behavior
+    parser_lookup = etree.ElementDefaultClassLookup(element=BfgElement)
+    parser = etree.XMLParser()
+    parser.set_element_class_lookup(parser_lookup)
+
+    # Now load the XML file
+    xmlstring = open("myapp/samplemodel.xml").read()
+    root = etree.XML(xmlstring, parser)
+
+    return root
+
+
+
diff --git a/docs/tutorials/lxmlgraph/step02/myapp/samplemodel.xml b/docs/tutorials/lxmlgraph/step02/myapp/samplemodel.xml
new file mode 100644
index 000000000..83678e5e9
--- /dev/null
+++ b/docs/tutorials/lxmlgraph/step02/myapp/samplemodel.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<site>
+    <document name="a"/>
+    <document name="b"/>
+</site>
diff --git a/docs/tutorials/lxmlgraph/step02/myapp/views.py b/docs/tutorials/lxmlgraph/step02/myapp/views.py
new file mode 100644
index 000000000..205b4b163
--- /dev/null
+++ b/docs/tutorials/lxmlgraph/step02/myapp/views.py
@@ -0,0 +1,8 @@
+from webob import Response
+
+def my_hello_view(context, request):
+    response = Response('Hello to %s from %s @ %s' % (
+            context.tag, 
+            context.__name__, 
+            request.environ['PATH_INFO']))
+    return response
diff --git a/docs/tutorials/lxmlgraph/step02/run.py b/docs/tutorials/lxmlgraph/step02/run.py
new file mode 100644
index 000000000..1eac209dc
--- /dev/null
+++ b/docs/tutorials/lxmlgraph/step02/run.py
@@ -0,0 +1,8 @@
+from paste import httpserver
+
+from repoze.bfg import make_app
+from myapp.models import get_root
+import myapp
+
+app = make_app(get_root, myapp)
+httpserver.serve(app, host='0.0.0.0', port='5432')
-- 
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