# Directory where entries are stored
data_path = "/tmp/blog/data"
+# Directory where comments are stored (must be writeable by the web server)
+comments_path = "/tmp/blog/comments"
+
# Path where templates are stored. Use an empty string for the built-in
# default templates. If they're not found, the built-in ones will be used.
templates_path = "/tmp/blog/templates"
<a class="date" href="%(url)s/%(uyear)d/%(umonth)d/">%(umonth)02d</a>-\
<a class="date" href="%(url)s/%(uyear)d/%(umonth)d/%(uday)d/">%(uday)02d</a>\
%(uhour)02d:%(uminute)02d)</span><br/>
- <span class="tags">tagged %(tags)s</span>
+ <span class="tags">tagged %(tags)s</span> -
+ <span class="comments">with %(comments)s comment(s)</span>
</span><br/>
<p/>
<div class="artbody">
</div>
"""
+default_comment_header = """
+<div class="comment">
+<a name="comment-%(number)d" />
+<h3><a href="#comment-%(number)d">Comment #%(number)d</a></h3>
+<span class="cominfo">by <a href="%(link)s">%(author)s</a>
+ on %(year)04d-%(month)02d-%(day)02d %(hour)02d:%(minute)02d</span>
+<p/>
+<div class="combody">
+"""
+
+default_comment_footer = """
+<p/>
+</div>
+</div>
+"""
+
+
# Default CSS
default_css = """
body {
border-bottom: 1px solid #99C;
}
-h1 a, h2 a {
+h3 {
+ font-size: small;
+ font-weigth: none;
+ margin-bottom: 1pt;
+ border-bottom: 1px solid #99C;
+}
+
+h1 a, h2 a, h3 a {
text-decoration: none;
color: black;
}
margin-bottom: 2em;
}
+span.cominfo {
+ font-size: xx-small;
+}
+
+span.cominfo a {
+ text-decoration: none;
+ color: #339;
+}
+
+span.cominfo a:hover {
+ text-decoration: none;
+ color: blue;
+}
+
+div.combody {
+ margin-left: 2em;
+}
+
+div.comment {
+ margin-left: 1em;
+ margin-bottom: 1em;
+}
+
+hr {
+ float: left;
+ height: 2px;
+ border: 0;
+ background-color: #99F;
+ width: 60%;
+}
+
div.footer {
margin-top: 1em;
padding-top: 0.4em;
"""
-# helper function
+# helper functions
def rst_to_html(rst):
settings = {
'input_encoding': encoding,
writer_name = "html")
return parts['body'].encode('utf8')
+def sanitize(obj):
+ if isinstance(obj, basestring):
+ return cgi.escape(obj, True)
+ return obj
+
+
# find out our URL, needed for syndication
try:
n = os.environ['SERVER_NAME']
return self.get_template(
'art_footer', default_article_footer, article.to_vars())
+ def get_comment_header(self, comment):
+ return self.get_template(
+ 'com_header', default_comment_header, comment.to_vars())
+
+ def get_comment_footer(self, comment):
+ return self.get_template(
+ 'com_footer', default_comment_footer, comment.to_vars())
+
+
+class Comment (object):
+ def __init__(self, article, number, created = None):
+ self.article = article
+ self.number = number
+ if created is None:
+ self.created = datetime.datetime.now()
+ else:
+ self.created = created
+
+ self.loaded = False
+
+ # loaded on demand
+ self._author = author
+ self._link = ''
+ self._raw_content = 'Removed comment'
+
+
+ def get_author(self):
+ if not self.loaded:
+ self.load()
+ return self._author
+ author = property(fget = get_author)
+
+ def get_link(self):
+ if not self.loaded:
+ self.load()
+ return self._link
+ link = property(fget = get_link)
+
+ def get_raw_content(self):
+ if not self.loaded:
+ self.load()
+ return self._raw_content
+ raw_content = property(fget = get_raw_content)
+
+
+ def load(self):
+ filename = os.path.join(comments_path, self.article.uuid,
+ str(self.number))
+ try:
+ raw = open(filename).readlines()
+ except:
+ return
+
+ count = 0
+ for l in raw:
+ if ':' in l:
+ name, value = l.split(':', 1)
+ if name.lower() == 'author':
+ self._author = value.strip()
+ elif name.lower() == 'link':
+ self._link = value.strip()
+ elif l == '\n':
+ # end of header
+ break
+ count += 1
+ self._raw_content = ''.join(raw[count + 1:])
+ self.loaded = True
+
+ def to_html(self):
+ return rst_to_html(self.raw_content)
+
+ def to_vars(self):
+ return {
+ 'number': self.number,
+ 'author': sanitize(self.author),
+ 'link': sanitize(self.link),
+ 'date': self.created.isoformat(' '),
+ 'created': self.created.isoformat(' '),
+
+ 'year': self.created.year,
+ 'month': self.created.month,
+ 'day': self.created.day,
+ 'hour': self.created.hour,
+ 'minute': self.created.minute,
+ 'second': self.created.second,
+ }
+
+class CommentDB (object):
+ def __init__(self, article):
+ self.path = os.path.join(comments_path, article.uuid)
+ self.comments = []
+ self.load(article)
+
+ def load(self, article):
+ try:
+ f = open(os.path.join(self.path, 'db'))
+ except:
+ return
+
+ for l in f:
+ # Each line has the following comma separated format:
+ # number, created (epoch)
+ # Empty lines are meaningful and represent removed
+ # comments (so we can preserve the comment number)
+ l = l.split(',')
+ try:
+ n = int(l[0])
+ d = datetime.datetime.fromtimestamp(float(l[1]))
+ except:
+ # Removed/invalid comment
+ self.comments.append(None)
+ continue
+ self.comments.append(Comment(article, n, d))
+
+ def save(self):
+ old_db = os.path.join(self.path, 'db')
+ new_db = os.path.join(self.path, 'db.tmp')
+ f = open(new_db, 'w')
+ for c in self.comments:
+ s = ''
+ if c is not None:
+ s = ''
+ s += str(c.number) + ', '
+ s += str(time.mktime(c.created.timetuple()))
+ s += '\n'
+ f.write(s)
+ f.close()
+ os.rename(new_db, old_db)
+
class Article (object):
- def __init__(self, path):
+ def __init__(self, path, created = None, updated = None):
self.path = path
- self.created = None
- self.updated = None
+ self.created = created
+ self.updated = updated
self.uuid = "%08x" % zlib.crc32(self.path)
self.loaded = False
self._author = author
self._tags = []
self._raw_content = ''
+ self._comments = []
def get_title(self):
return self._raw_content
raw_content = property(fget = get_raw_content)
+ def get_comments(self):
+ if not self.loaded:
+ self.load()
+ return self._comments
+ comments = property(fget = get_comments)
+
def __cmp__(self, other):
if self.path == other.path:
def load(self):
+ # XXX this tweak is only needed for old DB format, where
+ # article's paths started with a slash
+ path = self.path
+ if path.startswith('/'):
+ path = path[1:]
+ filename = os.path.join(data_path, path)
try:
- raw = open(data_path + '/' + self.path).readlines()
+ raw = open(filename).readlines()
except:
return
if ':' in l:
name, value = l.split(':', 1)
if name.lower() == 'title':
- self._title = value
+ self._title = value.strip()
elif name.lower() == 'author':
- self._author = value
+ self._author = value.strip()
elif name.lower() == 'tags':
ts = value.split(',')
ts = [t.strip() for t in ts]
break
count += 1
self._raw_content = ''.join(raw[count + 1:])
+ db = CommentDB(self)
+ self._comments = db.comments
self.loaded = True
def to_html(self):
def to_vars(self):
return {
- 'arttitle': self.title,
- 'author': self.author,
+ 'arttitle': sanitize(self.title),
+ 'author': sanitize(self.author),
'date': self.created.isoformat(' '),
'uuid': self.uuid,
'tags': self.get_tags_links(),
+ 'comments': len(self.comments),
'created': self.created.isoformat(' '),
'ciso': self.created.isoformat(),
tags.sort()
for t in tags:
l.append('<a class="tag" href="%s/tag/%s">%s</a>' % \
- (blog_url, urllib.quote(t), t) )
+ (blog_url, urllib.quote(t), sanitize(t) ))
return ', '.join(l)
-class DB (object):
+class ArticleDB (object):
def __init__(self, dbpath):
self.dbpath = dbpath
self.articles = []
except:
continue
- a = Article(l[0])
- a.created = datetime.datetime.fromtimestamp(
- float(l[1]) )
- a.updated = datetime.datetime.fromtimestamp(
- float(l[2]))
+ a = Article(l[0],
+ datetime.datetime.fromtimestamp(float(l[1])),
+ datetime.datetime.fromtimestamp(float(l[2])))
self.uuids[a.uuid] = a
self.actyears.add(a.created.year)
self.actmonths.add((a.created.year, a.created.month))
#
-def render_html(articles, db, actyear = None):
+def render_html(articles, db, actyear = None, show_comments = False):
template = Templates(templates_path, db, actyear)
print 'Content-type: text/html; charset=utf-8\n'
print template.get_main_header()
print template.get_article_header(a)
print a.to_html()
print template.get_article_footer(a)
+ if show_comments:
+ print '<a name="comments" />'
+ for c in a.comments:
+ if c is None:
+ continue
+ print template.get_comment_header(c)
+ print c.to_html()
+ print template.get_comment_footer(c)
print template.get_main_footer()
def render_artlist(articles, db, actyear = None):
t = urllib.unquote_plus(t)
tags = set((t,))
- db = DB(data_path + '/db')
+ db = ArticleDB(os.path.join(data_path, 'db'))
if atom:
articles = db.get_articles(tags = tags)
articles.sort(reverse = True)
elif style:
render_style()
elif post:
- render_html( [db.get_article(uuid)], db, year )
+ render_html( [db.get_article(uuid)], db, year, True )
elif artlist:
articles = db.get_articles()
articles.sort(cmp = Article.title_cmp)
print "Error: article (%s) must be inside data_path (%s)" % \
(art_path, data_path)
return 1
- art_path = art_path[len(data_path):]
+ art_path = art_path[len(data_path)+1:]
- if not os.path.isfile(data_path + '/db'):
- open(data_path + '/db', 'w').write('')
- db = DB(data_path + '/db')
+ db_filename = os.path.join(data_path, 'db')
+ if not os.path.isfile(db_filename):
+ open(db_filename, 'w').write('')
+ db = ArticleDB(db_filename)
if cmd == 'add':
- article = Article(art_path)
+ article = Article(art_path, datetime.datetime.now(),
+ datetime.datetime.now())
for a in db.articles:
if a == article:
print 'Error: article already exists'
return 1
db.articles.append(article)
- article.created = datetime.datetime.now()
- article.updated = datetime.datetime.now()
db.save()
elif cmd == 'rm':
article = Article(art_path)