Created
February 3, 2014 18:08
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News Pagination Handler
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#news handler, pulls news from mongodb, renders news page | |
class NewsHandler (tornado.web.RequestHandler): | |
def get(self, currentPage): | |
news_content = dict() | |
coll = self.application.db.news | |
news = coll.find().sort("_id", DESCENDING) | |
#pagination code | |
currentPage = int(currentPage) | |
newsItemsPerPage = 2 | |
totalNewsItems = coll.count() | |
totalPages = int(math.ceil(totalNewsItems/newsItemsPerPage)) | |
startNewsItemNumber = (int(currentPage) - 1) * newsItemsPerPage | |
lastNewsItemNumber = startNewsItemNumber + newsItemsPerPage | |
news = news[startNewsItemNumber:lastNewsItemNumber] | |
self.render( | |
"news.html", | |
page_title = "Does Are | News", | |
header_text = "News", | |
news = news, | |
currentPage = currentPage, | |
totalPages = totalPages | |
) |
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