Render templates explicitly in views.

author: Chris McDonough <chrism@agendaless.com> 2008-07-14 18:27:19 +0000
committer: Chris McDonough <chrism@agendaless.com> 2008-07-14 18:27:19 +0000
commit: ed334fdfefcdfdc570cfcd42aff171b177b76240 (patch)
tree: e716196772096510a99f8445945f97c4af78680c /repoze/bfg/sampleapp
parent: baf2406e1999160ad5d96e3adbeb525502a6d98b (diff)
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5 files changed, 80 insertions, 62 deletions
diff --git a/repoze/bfg/sampleapp/configure.zcml b/repoze/bfg/sampleapp/configure.zcml
index 5e7a83ffd..e026a12f2 100644
--- a/repoze/bfg/sampleapp/configure.zcml
+++ b/repoze/bfg/sampleapp/configure.zcml
@@ -7,39 +7,29 @@
   <!-- the default view for a Blog -->
   <bfg:view
       for=".models.IBlog"
-      factory=".views.BlogDefaultView"
-      template="templates/blog.pt"
+      factory=".views.blog_default_view"
       permission="repoze.view"
       />
 
   <!-- the default view for a BlogEntry -->
   <bfg:view
       for=".models.IBlogEntry"
-      factory=".views.BlogEntryDefaultView"
-      template="templates/blog_entry.pt"
+      factory=".views.blog_entry_default_view"
       permission="repoze.view"
       />
 
   <!-- the add template for a BlogEntry -->
   <bfg:view
       for=".models.IBlog"
-      template="templates/blog_entry_add.pt"
+      factory=".views.blog_entry_add_view"
       name="add_entry.html"
       permission="repoze.view"
       />
 
-  <!-- the add handler for a BlogEntry -->
-  <bfg:view
-      for=".models.IBlog"
-      factory=".views.BlogEntryAddView"
-      permission="repoze.view"
-      name="add_entry_handler"
-      />
-
   <!-- the contents view for any mapping (shows dict members) -->
   <bfg:view
       for=".models.IMapping"
-      template="templates/contents.pt"
+      factory=".views.contents_view"
       name="contents.html"
       permission="repoze.view"
       />
diff --git a/repoze/bfg/sampleapp/templates/blog.pt b/repoze/bfg/sampleapp/templates/blog.pt
index 8ccbe56a2..8eb3945db 100644
--- a/repoze/bfg/sampleapp/templates/blog.pt
+++ b/repoze/bfg/sampleapp/templates/blog.pt
@@ -1,15 +1,15 @@
 <html xmlns="http://www.w3.org/1999/xhtml"
      xmlns:tal="http://xml.zope.org/namespaces/tal">
 <head></head>
-<body tal:define="info view.getInfo()">
-  <h1 tal:content="info.name">Blog Name</h1>
+<body>
+  <h1 tal:content="name">Blog Name</h1>
   <table border="0">
     <thead>
       <th>Title</th>
       <th>Author</th>
       <th>Created</th>
     </thead>
-    <tr tal:repeat="entry info.entries">
+    <tr tal:repeat="entry entries">
       <td><a href="${entry.name}/">${entry.title}</a></td>
       <td>${entry.author}</td>
       <td>${entry.created}</td>
diff --git a/repoze/bfg/sampleapp/templates/blog_entry.pt b/repoze/bfg/sampleapp/templates/blog_entry.pt
index 20e1b4409..830876525 100644
--- a/repoze/bfg/sampleapp/templates/blog_entry.pt
+++ b/repoze/bfg/sampleapp/templates/blog_entry.pt
@@ -2,10 +2,10 @@
      xmlns:tal="http://xml.zope.org/namespaces/tal">
 <head></head>
 <body>
-  <div tal:define="info view.getInfo()">
+  <div>
     <p><a href="..">Up</a></p>
-    <h1>${info.title}</h1>
-    <p>by ${info.author}</p>
+    <h1>${title}</h1>
+    <p>by ${author}</p>
     <div tal:content="structure info.body"></div>
   </div>
 </body>
diff --git a/repoze/bfg/sampleapp/templates/blog_entry_add.pt b/repoze/bfg/sampleapp/templates/blog_entry_add.pt
index b41ae4b02..101163b44 100644
--- a/repoze/bfg/sampleapp/templates/blog_entry_add.pt
+++ b/repoze/bfg/sampleapp/templates/blog_entry_add.pt
@@ -1,24 +1,27 @@
 <html xmlns="http://www.w3.org/1999/xhtml"
      xmlns:tal="http://xml.zope.org/namespaces/tal">
-<head></head>
+<head>
+</head>
 <body>
-  <form action="add_entry_handler" method="POST">
+  <form action="${request.path_url}" method="POST">
+    <h2 tal:condition="message" tal:content="message"></h2>
     <h1>Add a blog entry</h1>
     <table border="0">
       <tr> 
         <th>Title</th>
-       <td><input type="text" name="title"/></td>
+       <td><input type="text" name="title"/>${title}</td>
       </tr>
       <tr>
         <th>Author</th>
-        <td><input type="text" name="author"/></td>
+        <td><input type="text" name="author"/>${author}</td>
       </tr>
       <tr>
         <th>Body</th>
-        <td><textarea name="body" rows="10" value=""> </textarea></td>
+        <td><textarea name="body" rows="10" cols="80"> ${body}</textarea
+                ></td>
       </tr>
       <tr>
-        <td><input type="submit" name="add" value="Add"/></td>
+        <td><input type="submit" name="form.submitted" value="Add"/></td>
       </tr>
     </table>
   </form>
diff --git a/repoze/bfg/sampleapp/views.py b/repoze/bfg/sampleapp/views.py
index 196fce703..8e2ddd467 100644
--- a/repoze/bfg/sampleapp/views.py
+++ b/repoze/bfg/sampleapp/views.py
@@ -1,49 +1,74 @@
+import formencode
 import time
 
 from webob.exc import HTTPFound
 
-from repoze.bfg.view import TemplateView
-from repoze.bfg.view import View
-
+from repoze.bfg.template import render_template
 from repoze.bfg.sampleapp.models import BlogEntry
 
 def datestring(dt):
     return dt.strftime('%Y-%m-%d %H:%M:%S')
 
-class BlogDefaultView(TemplateView):
-
-    def getInfo(self):
-        entrydata = []
-        for name, entry in self.context.items():
-            entrydata.append(
-                {
-                'name':name,
-                'title':entry.title,
-                'author':entry.author,
-                'created':datestring(entry.created),
-                }
-                )
-        return {'name':self.context.__name__, 'entries':entrydata}
-
-class BlogEntryDefaultView(TemplateView):
-
-    def getInfo(self):
-        return {
-            'name':self.context.__name__,
-            'title':self.context.title,
-            'body':self.context.body,
-            'author':self.context.author,
-            'created':datestring(self.context.created),
+def blog_default_view(context, request):
+    entrydata = []
+    for name, entry in self.context.items():
+        entrydata.append(
+            {
+            'name':name,
+            'title':entry.title,
+            'author':entry.author,
+            'created':datestring(entry.created),
+            'message':self.request.params.get('message'),
             }
+            )
+
+    info = {'name':self.context.__name__, entries:entrydata}
+    return render_template('templates/blog.pt', info)
+
+def blog_entry_default_view(context, request):
+    info = {
+        'name':self.context.__name__,
+        'title':self.context.title,
+        'body':self.context.body,
+        'author':self.context.author,
+        'created':datestring(self.context.created),
+        }
+    return render_template('templates/blog_entry.pt', **info)
+
+class BlogAddSchema(formencode.Schema):
+    allow_extra_fields = True
+    author = formencode.validators.NotEmpty()
+    body = formencode.validators.NotEmpty()
+    title = formencode.validators.NotEmpty()
+
+def blog_entry_add_view(context, request):
+    params = self.request.params
+
+    message = None
 
-class BlogEntryAddView(View):
+    author = params.get('author', '')
+    body = params.get('body', '')
+    title = params.get('title', '')
+    info = dict(request=self.request,
+                author=author, body=body, title=title, message=None)
 
-    def __call__(self):
-        author = self.request.params['author']
-        body = self.request.params['body']
-        title = self.request.params['title']
-        name = str(time.time())
-        new_entry = BlogEntry(name, title, body, author)
-        self.context[name] = new_entry
-        return HTTPFound(location='/')
+    if params.has_key('form.submitted'):
+        schema = BlogAddSchema()
+        try:
+            form = schema.to_python(params)
+        except formencode.validators.Invalid, why:
+            message = str(why)
+            info['message'] = message
+        else:
+            author = form['author']
+            body = form['body']
+            title = form['title']
+            name = str(time.time())
+            new_entry = BlogEntry(name, title, body, author)
+            self.context[name] = new_entry
+            return HTTPFound(location='/')
+    else:
+        return render_template('templates/blog_entry_add.pt', **info)
                       
+def contents_view(context, request):
+    return render_template('templates/contents.pt', context=context)
author	Chris McDonough <chrism@agendaless.com>	2008-07-14 18:27:19 +0000
committer	Chris McDonough <chrism@agendaless.com>	2008-07-14 18:27:19 +0000
commit	ed334fdfefcdfdc570cfcd42aff171b177b76240 (patch)
tree	e716196772096510a99f8445945f97c4af78680c /repoze/bfg/sampleapp
parent	baf2406e1999160ad5d96e3adbeb525502a6d98b (diff)
download	pyramid-ed334fdfefcdfdc570cfcd42aff171b177b76240.tar.gz pyramid-ed334fdfefcdfdc570cfcd42aff171b177b76240.tar.bz2 pyramid-ed334fdfefcdfdc570cfcd42aff171b177b76240.zip