Dynastie/generators/tag.py

98 lines
3.4 KiB
Python

import os
from xml.dom.minidom import parse, parseString
from dynastie.generators.generator import DynastieGenerator
from dynastie.generators.index import Index
from django.db import models
class Tag(Index):
cur_page = 0
nb_pages = 0
cur_post = 0
posts_per_page = 0
filename = 'index'
dirname = ''
cur_tag = None
def createTag(self, posts, dom, root, node):
if node.hasAttribute('name'):
self.replaceByText(dom, root, node, self.cur_tag.name)
if node.hasAttribute('description'):
self.replaceByText(dom, root, node, self.cur_tag.description)
return None
def generate(self, blog, src, output):
from dynastie.models import Post, Blog, Tag
self.hooks = {'posts' : self.createPosts,
'navigation' : self.createNavigation,
'tag' : self.createTag,
'tags' : self.createTags}
if not os.path.exists(src + '/_tag.html'):
self.addError('No _tag.html found, exiting')
return self.report
try:
dom = parse(src + '/_tag.html')
except xml.dom.DOMException as e:
self.addError('Error parsing _tag.html : ' + e)
return self.report
if not os.path.exists(output + '/tag'):
os.mkdir(output + '/tag')
post_nodes = dom.getElementsByTagNameNS(self.URI, "posts")
if not post_nodes is None:
if post_nodes[0].hasAttribute("limit"):
self.posts_per_page = int(post_nodes[0].getAttribute("limit"))
else:
self.posts_per_page = 5
else:
self.addError('No tag dyn:posts found')
tags = Tag.objects.all()
for tag in tags:
self.cur_tag = tag
filename = self.filename + '.html'
posts = Post.objects.filter(tags__in=[tag.id], published=True).order_by('-creation_date')
self.nb_pages = 0
self.cur_page = 0
self.cur_post = 0
self.dirname = '/tag/' + tag.name_slug
if posts.count() > self.posts_per_page:
self.nb_pages = self.computeNbPages(posts.count(), self.posts_per_page)
if not os.path.exists(output + self.dirname):
os.mkdir(output + self.dirname)
while self.cur_page <= self.nb_pages:
#print 'Generate ' + filename
nodes = dom.getElementsByTagName("*")
nodes[0] = self.parse(src, self.hooks, posts, dom, nodes[0])
self.writeIfNotTheSame(output + self.dirname + '/' + filename, nodes[0])
self.cur_page = self.cur_page + 1
filename = self.filename + str(self.cur_page) + '.html'
dom = parse(src + '/_tag.html')
while os.path.exists(filename):
self.addReport('Removing unused ' + filename)
os.unlink(filename)
filename = filename + '.gz'
if os.path.exists(filename):
self.addReport('Removing unused ' + filename)
os.unlink(filename)
self.cur_page = self.cur_page + 1
filename = output + self.dirname + '/' + self.filename + str(self.cur_page) + '.html'
if not self.somethingWrote:
self.addReport('Nothing changed')
return self.report