The Article controller from the WebCore Wiki example.

controller.py

class Article(web.core.RESTMethod):
    def __init__(self, name):
        self.name = name
        self.record = db.session.query(db.Article).get(name)
        super(Article, self).__init__()
    
    def get(self, raw=False):
        record = self.record
        
        if raw:
            web.core.response.content_type = 'text/x-web-textile'
            return record.content if record else ""
        
        return 'megawiki.templates.wiki', dict(
                name = self.name,
                record = record,
                content = record.rendered if record else "<i>No content.</i>"
            )
    
    def post(self, content):
        if not self.record:
            self.record = db.Article(name=self.name)
            db.session.add(self.record)
        
        self.record.content = content
        self.record.modified = datetime.datetime.now()
        
        return self.record.rendered
    
    def delete(self):
        if not self.record:
            raise web.core.http.HTTPSeeOther(location='/')
        
        db.session.delete(self.record)
        raise web.core.http.HTTPSeeOther(location='/')