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A dexterity advanced page that renders ZPT markup
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| #-*- coding: utf-8 -*- | |
| from Acquisition import aq_inner | |
| from Acquisition import aq_base | |
| from five import grok | |
| from zope import schema | |
| from zope.component import getMultiAdapter | |
| from plone.dexterity.content import Container | |
| from plone.directives import form | |
| from plone.namedfile.interfaces import IImageScaleTraversable | |
| from plone.outputfilters.interfaces import IFilter | |
| from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate | |
| # fake message factory | |
| _ = lambda x: x | |
| # Interface class; used to define content-type schema. | |
| class IAdvancedPage(form.Schema, IImageScaleTraversable): | |
| """ | |
| An advanced page with some goodies | |
| """ | |
| body = schema.Text( | |
| title=_(u"Body"), | |
| description=_( | |
| u"Fill in the body of the page. Supports TAL templating." | |
| ), | |
| required=True, | |
| default=u"" | |
| ) | |
| class AdvancedPage(Container): | |
| grok.implements(IAdvancedPage) | |
| # Add your class methods and properties here | |
| def body_compile(self): | |
| if not self.body: | |
| return '' | |
| pt = ZopePageTemplate(id='__adv_page_tal_body__') | |
| pt.pt_edit(self.body, 'text/html') | |
| context = aq_inner(self) | |
| pt = aq_base(pt).__of__(context) | |
| # request is taken by acquisition | |
| return pt() | |
| class AdvancedPageView(grok.View): | |
| """AdvancedPage view class """ | |
| grok.context(IAdvancedPage) | |
| grok.require('zope2.View') | |
| grok.name('view') | |
| def body(self): | |
| text = self.context.body_compile() | |
| # encode text before to resolve uids | |
| if isinstance(text, unicode): | |
| text = text.encode('utf-8') | |
| # trasform resolveuid link to absolute path | |
| _filter = getMultiAdapter( | |
| (self.context, self.request), | |
| IFilter, name="resolveuid_and_caption") | |
| try: | |
| text = _filter(text) | |
| except AttributeError: | |
| # Something wrong happend | |
| # perhaps image scale doesn't exists | |
| pass | |
| return text.decode('utf-8') |
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| <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" | |
| xmlns:tal="http://xml.zope.org/namespaces/tal" | |
| xmlns:metal="http://xml.zope.org/namespaces/metal" | |
| xmlns:i18n="http://xml.zope.org/namespaces/i18n" | |
| lang="en" | |
| metal:use-macro="context/main_template/macros/master" | |
| i18n:domain="my.package"> | |
| <body> | |
| <metal:main fill-slot="main"> | |
| <div tal:replace="structure view/body">The body of the page </div> | |
| </metal:main> | |
| </body> | |
| </html> |
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