# 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"
# Default template
-default_main_header = """
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
+default_main_header = """\
+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
+ "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<html>
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<link rel="alternate" title="%(title)s" href="%(fullurl)s/atom"
type="application/atom+xml" />
-<link href="%(css_url)s" rel="stylesheet"
- type="text/css" />
+<link href="%(css_url)s" rel="stylesheet" type="text/css" />
<title>%(title)s</title>
</head>
"""
default_main_footer = """
-</div><p/>
-<hr/><br/>
+</div>
<div class="footer">
%(showyear)s: %(monthlinks)s<br/>
years: %(yearlinks)s<br/>
<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: 100%;
+ width: 60%;
}
div.footer {
+ margin-top: 1em;
+ padding-top: 0.4em;
+ width: 100%;
+ border-top: 2px solid #99F;
font-size: x-small;
}
"""
+# helper functions
+def rst_to_html(rst):
+ settings = {
+ 'input_encoding': encoding,
+ 'output_encoding': 'utf8',
+ }
+ parts = publish_parts(rst, settings_overrides = settings,
+ 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']
'yearlinks': ' '.join(db.get_year_links()),
}
- def get_main_header(self):
- p = self.tpath + '/header.html'
+ def get_template(self, page_name, default_template, extra_vars = None):
+ if extra_vars is None:
+ vars = self.vars
+ else:
+ vars = self.vars.copy()
+ vars.update(extra_vars)
+
+ p = '%s/%s.html' % (self.tpath, page_name)
if os.path.isfile(p):
- return open(p).read() % self.vars
- return default_main_header % self.vars
+ return open(p).read() % vars
+ return default_template % vars
+
+ def get_main_header(self):
+ return self.get_template('header', default_main_header)
def get_main_footer(self):
- p = self.tpath + '/footer.html'
- if os.path.isfile(p):
- return open(p).read() % self.vars
- return default_main_footer % self.vars
+ return self.get_template('footer', default_main_footer)
def get_article_header(self, article):
- avars = self.vars.copy()
- avars.update( {
- 'arttitle': article.title,
- 'author': article.author,
- 'date': article.created.isoformat(' '),
- 'uuid': article.uuid,
- 'created': article.created.isoformat(' '),
- 'updated': article.updated.isoformat(' '),
- 'tags': article.get_tags_links(),
-
- 'cyear': article.created.year,
- 'cmonth': article.created.month,
- 'cday': article.created.day,
- 'chour': article.created.hour,
- 'cminute': article.created.minute,
- 'csecond': article.created.second,
-
- 'uyear': article.updated.year,
- 'umonth': article.updated.month,
- 'uday': article.updated.day,
- 'uhour': article.updated.hour,
- 'uminute': article.updated.minute,
- 'usecond': article.updated.second,
- } )
-
- p = self.tpath + '/art_header.html'
- if os.path.isfile(p):
- return open(p).read() % avars
- return default_article_header % avars
+ return self.get_template(
+ 'art_header', default_article_header, article.to_vars())
def get_article_footer(self, article):
- avars = self.vars.copy()
- avars.update( {
- 'arttitle': article.title,
- 'author': article.author,
- 'date': article.created.isoformat(' '),
- 'uuid': article.uuid,
- 'created': article.created.isoformat(' '),
- 'updated': article.updated.isoformat(' '),
- 'tags': article.get_tags_links(),
-
- 'cyear': article.created.year,
- 'cmonth': article.created.month,
- 'cday': article.created.day,
- 'chour': article.created.hour,
- 'cminute': article.created.minute,
- 'csecond': article.created.second,
-
- 'uyear': article.updated.year,
- 'umonth': article.updated.month,
- 'uday': article.updated.day,
- 'uhour': article.updated.hour,
- 'uminute': article.updated.minute,
- 'usecond': article.updated.second,
- } )
+ return self.get_template(
+ 'art_footer', default_article_footer, article.to_vars())
- p = self.tpath + '/art_footer.html'
- if os.path.isfile(p):
- return open(p).read() % avars
- return default_article_footer % avars
+ 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):
- try:
- raw = open(data_path + '/' + self.path).readlines()
- except:
- return "Can't open post file<p>"
- raw = raw[raw.index('\n'):]
-
- settings = {
- 'input_encoding': encoding,
- 'output_encoding': 'utf8',
+ return rst_to_html(self.raw_content)
+
+ def to_vars(self):
+ return {
+ '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(),
+ 'cyear': self.created.year,
+ 'cmonth': self.created.month,
+ 'cday': self.created.day,
+ 'chour': self.created.hour,
+ 'cminute': self.created.minute,
+ 'csecond': self.created.second,
+
+ 'updated': self.updated.isoformat(' '),
+ 'uiso': self.updated.isoformat(),
+ 'uyear': self.updated.year,
+ 'umonth': self.updated.month,
+ 'uday': self.updated.day,
+ 'uhour': self.updated.hour,
+ 'uminute': self.updated.minute,
+ 'usecond': self.updated.second,
}
- parts = publish_parts(self.raw_content,
- settings_overrides = settings,
- writer_name = "html")
- return parts['body'].encode('utf8')
def get_tags_links(self):
l = []
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):
}
for a in articles:
+ vars = a.to_vars()
+ vars.update( {
+ 'url': full_url,
+ 'contents': a.to_html(),
+ } )
print """
<entry>
<title>%(arttitle)s</title>
<link href="%(url)s/post/%(uuid)s" />
<id>%(url)s/post/%(uuid)s</id>
<summary>%(arttitle)s</summary>
- <published>%(created)sZ</published>
- <updated>%(updated)sZ</updated>
+ <published>%(ciso)sZ</published>
+ <updated>%(uiso)sZ</updated>
<content type="xhtml">
<div xmlns="http://www.w3.org/1999/xhtml"><p>
%(contents)s
</p></div>
</content>
</entry>
- """ % {
- 'arttitle': a.title,
- 'author': a.author,
- 'uuid': a.uuid,
- 'url': full_url,
- 'created': a.created.isoformat(),
- 'updated': a.updated.isoformat(),
- 'contents': a.to_html(),
- }
-
+ """ % vars
print "</feed>"
def render_style():
- print 'Content-type: text/plain\n'
+ print 'Content-type: text/css\r\n\r\n',
print default_css
def handle_cgi():
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)