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Primeros pasos para tener un admin de modelos
authordanigm <dani@danigm.net>
Sun, 7 Feb 2010 20:32:11 +0000 (21:32 +0100)
committerdanigm <dani@danigm.net>
Sun, 7 Feb 2010 20:32:11 +0000 (21:32 +0100)
admin/__init__.py [new file with mode: 0644] patch | blob
admin/admin.py [new file with mode: 0644] patch | blob
admin/templates/index.html [new file with mode: 0644] patch | blob
admin/templates/layout.html [new file with mode: 0644] patch | blob
admin/templates/view.html [new file with mode: 0644] patch | blob
adminapp.py [new file with mode: 0644] patch | blob
app.py patch | blob | history
login.py [new file with mode: 0644] patch | blob
view/login.py [deleted file] patch | blob | history

diff --git a/admin/__init__.py b/admin/__init__.py
new file mode 100644 (file)
index 0000000..e69de29
diff --git a/admin/admin.py b/admin/admin.py
new file mode 100644 (file)
index 0000000..bc3092f
--- /dev/null
+++ b/admin/admin.py
@@ -0,0 +1,49 @@
+import os
+import web
+from sqlalchemy.orm.attributes import QueryableAttribute
+
+import config
+
+PATH = os.path.realpath(__file__)
+
+
+class AdminModel:
+    def __init__(self, model):
+        self.model = model
+        self.name = model.__name__
+        self._get_fields()
+
+    def _get_fields(self):
+        self.fields = {}
+        u = self.model
+        fields = [getattr(u, i) for i in dir(u) if isinstance(getattr(u, i), QueryableAttribute)] 
+        for i in fields:
+            c = i.property.columns[0]
+            self.fields[c.name] = i
+
+
+class Index:
+    def GET(self, *args):
+        ms = [AdminModel(i) for i in web.ctx.registered]
+        render = web.template.render('admin/templates', base='layout')
+        return render.index(ms)
+
+class AdminView:
+    def GET(self, id):
+        m = None
+        for i in web.ctx.registered:
+            m = AdminModel(i)
+            if m.name == id:
+                break
+        if not m:
+            raise web.seeother('/admin')
+
+        orm = web.ctx.orm
+        render = web.template.render('admin/templates', base='layout')
+
+        all = orm.query(m.model).all()
+
+        return render.view(m, all)
+
+    def POST(self):
+        pass
diff --git a/admin/templates/index.html b/admin/templates/index.html
new file mode 100644 (file)
index 0000000..47ccde6
--- /dev/null
+++ b/admin/templates/index.html
@@ -0,0 +1,6 @@
+$def with (models)
+
+$var title: Admin
+
+$for model in models:
+    $model.name <br/>
diff --git a/admin/templates/layout.html b/admin/templates/layout.html
new file mode 100644 (file)
index 0000000..1cd220c
--- /dev/null
+++ b/admin/templates/layout.html
@@ -0,0 +1,19 @@
+$def with (content)
+
+<html>
+    <head>
+        <title>$content.title</title>
+
+        $if content.get('cssfiles', ''):
+            $for f in content.cssfiles.split():
+                <link rel="stylesheet" href="$f" type="text/css" media="screen" charset="utf-8"/>
+
+        $if content.get('jsfiles', ''):
+            $for f in content.jsfiles.split():
+                <script src="$f" type="text/javascript"></script>
+    </head>
+
+    <body>
+        $:content
+    </body>
+</html>
diff --git a/admin/templates/view.html b/admin/templates/view.html
new file mode 100644 (file)
index 0000000..fc98c0b
--- /dev/null
+++ b/admin/templates/view.html
@@ -0,0 +1,9 @@
+$def with (model, all)
+
+$code:
+    title = 'Admin - ' + model.name
+
+$var title = title
+
+$for row in all:
+    $row<br/>
diff --git a/adminapp.py b/adminapp.py
new file mode 100644 (file)
index 0000000..c37b66f
--- /dev/null
+++ b/adminapp.py
@@ -0,0 +1,24 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+import web
+import db
+
+urls = (
+        '', 'admin.admin.Index',
+        '/view/(?P<id>.*)', 'admin.admin.AdminView',
+       )
+
+registered = (
+        db.User, 
+        db.Test,
+        )
+
+app = web.application(urls, globals())
+
+def registration_hook():
+    web.ctx.registered = registered
+app.add_processor(web.loadhook(registration_hook))
+
+if __name__ == '__main__':
+    app.run()
diff --git a/app.py b/app.py
index 7d5143a..51ab090 100644 (file)
--- a/app.py
+++ b/app.py
@@ -6,12 +6,15 @@ import db
 
 import config
 
 
 import config
 
+import adminapp as admin
+
 web.config.debug = config.DEBUG
 
 urls = (
 web.config.debug = config.DEBUG
 
 urls = (
-        '/login', 'view.login.Login',
-        '/logout', 'view.login.Logout',
+        '/login', 'login.Login',
+        '/logout', 'login.Logout',
         '/reset', 'view.reset.Reset',
         '/reset', 'view.reset.Reset',
+        '/admin', admin.app,
         '/(.*)', 'view.index.Index')
 
 app = web.application(urls, globals())
         '/(.*)', 'view.index.Index')
 
 app = web.application(urls, globals())
diff --git a/login.py b/login.py
new file mode 100644 (file)
index 0000000..fff6962
--- /dev/null
+++ b/login.py
@@ -0,0 +1,83 @@
+# -*- coding: utf-8 -*-
+
+import web
+from web import form
+from db import User
+
+def get_user(authuser=''):
+    '''
+    Devuelve el usuario autenticado
+    '''
+    session = web.ctx.session
+    orm = web.ctx.orm
+    user = None
+    if not authuser:
+        authuser = session.get('username', '')
+    if authuser:
+        user = orm.query(User).filter(User.name == authuser).one()
+
+    return user
+
+# decorators
+
+def authenticated(function):
+    '''
+    Si es un usuario autenticado permite el acceso al recurso, sino
+    redirige a /login
+    '''
+    session = web.ctx.session
+    def decorated(*args, **kwargs):
+        if session.get('username', ''):
+            return function(*args, **kwargs)
+        else:
+            raise web.seeother('/login')
+
+    return decorated
+
+
+class Login:
+    vname = form.regexp("\w*$", 'Alphanumeric only')
+    vpass = form.regexp(r".{3,20}", 'Must be between 3 and 20 chars')
+
+    logform = form.Form(
+        form.Textbox("username", vname, description="User"),
+        form.Password("password", vpass, description="Password"),
+    )
+    def GET(self, *args):
+        return web.ctx.render.login(self.logform())
+
+    def POST(self, *args):
+        orm = web.ctx.orm
+        session = web.ctx.session
+
+        lform = self.logform()
+        if not lform.validates():
+            return web.ctx.render.login(lform)
+
+        values = web.input()
+        name = values['username']
+        pwd = values['password']
+
+        query = orm.query(User).filter(User.name == name)
+        # si no existe se crea
+        if not query.count():
+            u = User(name, pwd)
+            orm.add(u)
+
+        user = query.one()
+        if user.auth(pwd):
+            session.username = name
+            raise web.seeother('/index')
+        else:
+            # hack
+            lform.username.note = 'wrong password'
+            return web.ctx.render.login(lform)
+    
+
+class Logout:
+    @authenticated
+    def GET(self):
+        web.ctx.session.username = ''
+        raise web.seeother('/index')
+
+
diff --git a/view/login.py b/view/login.py
deleted file mode 100644 (file)
index fff6962..0000000
--- a/view/login.py
+++ /dev/null
@@ -1,83 +0,0 @@
-# -*- coding: utf-8 -*-
-
-import web
-from web import form
-from db import User
-
-def get_user(authuser=''):
-    '''
-    Devuelve el usuario autenticado
-    '''
-    session = web.ctx.session
-    orm = web.ctx.orm
-    user = None
-    if not authuser:
-        authuser = session.get('username', '')
-    if authuser:
-        user = orm.query(User).filter(User.name == authuser).one()
-
-    return user
-
-# decorators
-
-def authenticated(function):
-    '''
-    Si es un usuario autenticado permite el acceso al recurso, sino
-    redirige a /login
-    '''
-    session = web.ctx.session
-    def decorated(*args, **kwargs):
-        if session.get('username', ''):
-            return function(*args, **kwargs)
-        else:
-            raise web.seeother('/login')
-
-    return decorated
-
-
-class Login:
-    vname = form.regexp("\w*$", 'Alphanumeric only')
-    vpass = form.regexp(r".{3,20}", 'Must be between 3 and 20 chars')
-
-    logform = form.Form(
-        form.Textbox("username", vname, description="User"),
-        form.Password("password", vpass, description="Password"),
-    )
-    def GET(self, *args):
-        return web.ctx.render.login(self.logform())
-
-    def POST(self, *args):
-        orm = web.ctx.orm
-        session = web.ctx.session
-
-        lform = self.logform()
-        if not lform.validates():
-            return web.ctx.render.login(lform)
-
-        values = web.input()
-        name = values['username']
-        pwd = values['password']
-
-        query = orm.query(User).filter(User.name == name)
-        # si no existe se crea
-        if not query.count():
-            u = User(name, pwd)
-            orm.add(u)
-
-        user = query.one()
-        if user.auth(pwd):
-            session.username = name
-            raise web.seeother('/index')
-        else:
-            # hack
-            lform.username.note = 'wrong password'
-            return web.ctx.render.login(lform)
-    
-
-class Logout:
-    @authenticated
-    def GET(self):
-        web.ctx.session.username = ''
-        raise web.seeother('/index')
-
-
Aplicacion base de ejemplo usando webpy+sqlalchemy