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Add RSS and Atom generators

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Compress some static files when copy (and not only when generate)
Fix a visual bug with articles table
This commit is contained in:
Grégory Soutadé
2012-08-25 22:33:34 +02:00
parent a5c5e7edc8
commit e270a52e41
7 changed files with 185 additions and 5 deletions
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2
generators/__init__.py
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@@ -1 +1 @@
__all__ = ["generator", "index", "article", "category", "archive"]
__all__ = ["generator", "index", "article", "category", "archive", "rss", "atom"]

73
generators/atom.py Normal file
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@@ -0,0 +1,73 @@
import os
import datetime
import xml
from dynastie.generators.generator import DynastieGenerator
from dynastie.generators.rss import RSS
from xml.dom.minidom import getDOMImplementation
from django.db import models
class Atom(RSS):
def generate(self, blog, src, output):
from dynastie.models import Article, Blog
now = datetime.datetime.now()
impl = getDOMImplementation()
dom = impl.createDocument(None, "feed", None)
root = dom.documentElement
root.setAttributeNS('xml', 'xml:lang', 'en-gb')
root.setAttribute('xmlns', 'http://www.w3.org/2005/Atom')
self.appendElement(dom, root, 'title', blog.title, {'type':'text'})
self.appendElement(dom, root, 'subtitle', blog.description, {'type':'text'})
address = 'http://' + blog.name
self.appendElement(dom, root, 'link', '', {'rel':'alternate', 'type':'text/html', 'href' : address})
self.appendElement(dom, root, 'id', address)
builddate = now.strftime('%Y-%m-%dT%H:%M:%SZ')
self.appendElement(dom, root, 'updated', builddate)
self.appendElement(dom, root, 'generator', 'The Dynastie project', {'uri':'http://indefero.soutade.fr/p/dynastie', 'version':'0.1'})
self.appendElement(dom, root, 'link', '', {'rel':'self', 'type':'application/atom+xml', 'href':address + '/atom.xml'})
articles = Article.objects.filter(published=True).order_by('-creation_date')[:10]
for article in articles:
item = dom.createElement('entry')
self.appendElement(dom, item, 'title', article.title)
path = 'http://' + blog.name + article.getPath()
self.appendElement(dom, item, 'link', '', {'rel':'alternate', 'type':'text/html', 'href':path})
creationDate = article.creation_date.strftime('%Y-%m-%dT%H:%M:%SZ')
self.appendElement(dom, item, 'published', creationDate)
self.appendElement(dom, item, 'updated', creationDate)
self.appendElement(dom, item, 'id', path)
author = dom.createElement('author')
self.appendElement(dom, author, 'name', article.author.first_name + ' ' + article.author.last_name)
self.appendElement(dom, author, 'email', article.author.email)
item.appendChild(author)
filename = blog.src_path + '/_articles/' + str(article.id)
if not os.path.exists(filename):
self.addError('File does not exists ' + filename)
return
f = open(filename, 'rb')
article_content = '<![CDATA[' + f.read() + ']]>'
f.close()
self.appendElement(dom, item, 'summary', article_content, {'type':'html'})
self.appendElement(dom, item, 'content', article_content, {'type':'html'})
root.appendChild(item)
filename = 'atom.xml'
self.writeIfNotTheSame(output + '/' + filename, root)
if not self.somethingWrote:
self.addReport('Nothing changed')
return self.report

4
generators/generator.py
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@@ -92,13 +92,13 @@ class DynastieGenerator:
return
os.unlink(filename)
self.addReport('Write ' + filename)
self.addReport('Write (and compress) ' + filename)
f = open(filename,'wb')
f.write(content)
f.close()
filename = filename + '.gz'
self.addReport('Compressing it ' + filename)
#self.addReport('Compressing it ' + filename)
f = gzip.open(filename, 'wb')
f.write(content)
f.close()

81
generators/rss.py Normal file
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@@ -0,0 +1,81 @@
import os
import datetime
import xml
from dynastie.generators.generator import DynastieGenerator
from xml.dom.minidom import getDOMImplementation
from django.db import models
class RSS(DynastieGenerator):
def appendElement(self, dom, root, name='', content='', attributes=None):
elem = dom.createElement(name)
if not attributes is None:
for k, v in attributes.iteritems():
elem.setAttribute(k, v)
if content != '':
elem.appendChild(dom.createTextNode(content))
root.appendChild(elem)
return elem
def generate(self, blog, src, output):
from dynastie.models import Article, Blog
now = datetime.datetime.now()
impl = getDOMImplementation()
dom = impl.createDocument(None, "rss", None)
root = dom.documentElement
root.setAttribute('version', '2.0')
root.setAttributeNS('xmlns', 'xmlns:atom', 'http://www.w3.org/2005/Atom')
channel = dom.createElement('channel')
root.appendChild(channel)
self.appendElement(dom, channel, 'title', blog.title)
self.appendElement(dom, channel, 'description', blog.description)
self.appendElement(dom, channel, 'link', 'http://' + blog.name)
builddate = now.strftime('%a, %d %b %Y %H:%M:%S')
self.appendElement(dom, channel, 'lastBuildDate', builddate)
self.appendElement(dom, channel, 'generator', 'Dynastie')
self.appendElement(dom, channel, 'language', 'en-gb')
articles = Article.objects.filter(published=True).order_by('-creation_date')[:10]
for article in articles:
item = dom.createElement('item')
self.appendElement(dom, item, 'title', article.title)
path = 'http://' + blog.name + article.getPath()
self.appendElement(dom, item, 'link', path)
self.appendElement(dom, item, 'guid', path)
filename = blog.src_path + '/_articles/' + str(article.id)
if not os.path.exists(filename):
self.addError('File does not exists ' + filename)
return
f = open(filename, 'rb')
article_content = f.read()
f.close()
self.appendElement(dom, item, 'description', '<![CDATA[' + article_content + ']]>')
author = article.author.email
author += ' (' + article.author.first_name + ' ' + article.author.last_name + ')'
self.appendElement(dom, item, 'author', author)
self.appendElement(dom, item, 'category', article.category.name)
creationDate = article.creation_date.strftime('%a, %d %b %Y %H:%M:%S')
self.appendElement(dom, item, 'pubDate', creationDate)
channel.appendChild(item)
filename = 'rss.xml'
self.writeIfNotTheSame(output + '/' + filename, root)
if not self.somethingWrote:
self.addReport('Nothing changed')
return self.report