| 1 |
from twisted.application import service, strports |
|---|
| 2 |
from nevow import appserver, loaders, rend, static, url |
|---|
| 3 |
from formless import annotate, webform |
|---|
| 4 |
|
|---|
| 5 |
class NewsEditPage(rend.Page): |
|---|
| 6 |
docFactory = loaders.xmlstr(""" |
|---|
| 7 |
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" |
|---|
| 8 |
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> |
|---|
| 9 |
<html xmlns:n="http://nevow.com/ns/nevow/0.1"> |
|---|
| 10 |
<head> |
|---|
| 11 |
<title>Example 1: A News Item Editor</title> |
|---|
| 12 |
<link rel="stylesheet" href="form_css" type="text/css" /> |
|---|
| 13 |
</head> |
|---|
| 14 |
<body> |
|---|
| 15 |
<h1>Example 1: A News Item Editor</h1> |
|---|
| 16 |
<n:invisible n:render="newsInputForm" /> |
|---|
| 17 |
|
|---|
| 18 |
<ol n:render="sequence" n:data="newsItems"> |
|---|
| 19 |
<li n:pattern="item" n:render="mapping"> |
|---|
| 20 |
<strong><n:slot name="title" /></strong>: <n:slot name="description" /> |
|---|
| 21 |
</li> |
|---|
| 22 |
</ol> |
|---|
| 23 |
</body> |
|---|
| 24 |
</html> |
|---|
| 25 |
""") |
|---|
| 26 |
|
|---|
| 27 |
child_form_css = webform.defaultCSS |
|---|
| 28 |
|
|---|
| 29 |
def __init__(self, *args, **kwargs): |
|---|
| 30 |
self.store = kwargs.pop('store') |
|---|
| 31 |
super(NewsEditPage, self).__init__(*args, **kwargs) |
|---|
| 32 |
|
|---|
| 33 |
def saveNewsItem(self, **newsItemData): |
|---|
| 34 |
self.store.append(newsItemData) |
|---|
| 35 |
return url.here.click('confirmation') |
|---|
| 36 |
|
|---|
| 37 |
def bind_saveNewsItem(self, ctx): |
|---|
| 38 |
return [ |
|---|
| 39 |
('title', annotate.String(required=True)), |
|---|
| 40 |
('description', annotate.Text(required=True)), |
|---|
| 41 |
] |
|---|
| 42 |
|
|---|
| 43 |
def render_newsInputForm(self, ctx, data): |
|---|
| 44 |
return ctx.tag.clear()[ |
|---|
| 45 |
webform.renderForms() |
|---|
| 46 |
] |
|---|
| 47 |
|
|---|
| 48 |
def data_newsItems(self, ctx, name): |
|---|
| 49 |
return self.store |
|---|
| 50 |
|
|---|
| 51 |
class ConfirmationPage(rend.Page): |
|---|
| 52 |
docFactory = loaders.xmlstr(""" |
|---|
| 53 |
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" |
|---|
| 54 |
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> |
|---|
| 55 |
<html> |
|---|
| 56 |
<body> |
|---|
| 57 |
<h1>Your item has been saved</h1> |
|---|
| 58 |
<ul> |
|---|
| 59 |
<li><a href="./">Go back</a></li> |
|---|
| 60 |
</ul> |
|---|
| 61 |
</body> |
|---|
| 62 |
</html> |
|---|
| 63 |
""") |
|---|
| 64 |
|
|---|
| 65 |
# A place to store news items. A list of dicts in this simple case. |
|---|
| 66 |
store = [dict(title="Lorum Ipsum", description="""Lorem ipsum dolor sit amet, |
|---|
| 67 |
consectetuer adipiscing elit. Sed sed enim mollis nulla faucibus aliquet.""")] |
|---|
| 68 |
|
|---|
| 69 |
rootResource = NewsEditPage(store=store) |
|---|
| 70 |
rootResource.putChild('confirmation', ConfirmationPage()) |
|---|
| 71 |
|
|---|
| 72 |
application = service.Application("News item editor") |
|---|
| 73 |
strports.service("8080", appserver.NevowSite(rootResource)).setServiceParent(application) |
|---|
