blogthon/blogthon.cgi

602 lines
25 KiB
Python
Executable File

#!/usr/bin/python
# -*- coding: utf-8 -*-
# This program is free software. It comes without any warranty, to
# the extent permitted by applicable law. You can redistribute it
# and/or modify it under the terms of the Do What The Fuck You Want
# To Public License, Version 2, as published by Sam Hocevar. See
# http://sam.zoy.org/wtfpl/COPYING for more details.
# Authors: Stefan Ritter <xeno@thehappy.de>
# Adrian Vondendriesch <disco-stu@disco-stu.de>
# Pascal Turbing <pascal@turbing.de>
#
# Description: A simple blogging software
import os
import sys
import time
import locale
import re
import ConfigParser
from cgi import FieldStorage
from smtplib import SMTP
from hashlib import md5
from glob import glob
from random import randint
# A wonderful place for doing some regexp ;)
no_break = re.compile("^\s*(<ul|</ul>|<li|</li>|<ol|</ol>|<table|</table>|<tr|</tr>|<td|</td>|<th|</th>|<p|</p>).*$")
line_start_hyphen = re.compile("^-.*$")
line_start_plus = re.compile("^\+.*$")
tab = "\t"
def generate_uuid(string):
string_md5sum = md5(string).hexdigest()
string = str.join("-", (string_md5sum[0:8], string_md5sum[8:12], string_md5sum[12:16], string_md5sum[16:20], string_md5sum[20:32]))
return string
def errorpage(string):
document_header("html")
print "<head>"
print tab + "<title>Error!</title>"
print tab + "<link rel=\"stylesheet\" type=\"text/css\" href=\"error.css\" />"
print "</head>"
print "<body>"
print tab + "<div class=\"container\">"
print tab*2 + "<div class=\"title\"><h1>Error!</h1></div>"
print tab*2 + "<div class=\"text\"><h2>" + string + "</h2></div>"
print tab + "</div>"
print "</body>"
print "</html>"
sys.exit()
def document_header(string):
if string == "html":
print "<!DOCTYPE html>"
print "<html>"
if string == "atom":
print "Content-type: application/atom+xml\n"
print "<?xml version=\"1.0\" encoding=\"utf-8\"?>"
print "<feed xmlns=\"http://www.w3.org/2005/Atom\">"
if string == "rss":
print "Content-type: application/rss+xml\n"
print "<?xml version=\"1.0\" encoding=\"utf-8\"?>"
print "<rss version=\"2.0\">"
# Parse configuration
configuration = ConfigParser.SafeConfigParser()
for config in ["../blogthonrc", "../.blogthonrc", "configuration"]:
if os.path.exists(config):
configuration.read(config)
config = True
break
else:
config = False
if not config:
errorpage("No suitable configuration found!")
try:
blog_title = configuration.get("personal", "blog_title")
blog_subtitle = configuration.get("personal", "blog_subtitle")
blog_url = configuration.get("personal", "blog_url")
keywords = configuration.get("personal", "keywords")
entries_dir = configuration.get("personal", "entries_dir")
entries_suffix = configuration.get("personal", "entries_suffix")
staticpages_dir = configuration.get("personal", "staticpages_dir")
plugins_dir = configuration.get("personal", "plugins_dir")
style = configuration.get("look", "style")
language = configuration.get("look", "language")
entries_per_page = configuration.getint("look", "entries_per_page")
monthlist = configuration.get("look", "monthlist")
staticpages = configuration.get("look", "staticpages")
linklist = configuration.get("look", "linklist")
permalinks = configuration.get("look", "permalinks")
comments = configuration.get("look", "comments")
newest_first = configuration.get("look", "newest_first")
new_comment_mail = configuration.get("smtp", "new_comment_mail")
mail_to = configuration.get("smtp", "mail_to")
smtp_host = configuration.get("smtp", "smtp_host")
feed_preview = configuration.get("feed", "feed_preview")
except ConfigParser.Error, error:
errorpage(str(error))
if not re.match("^http:\/\/.*$", blog_url):
blog_url = "http://" + blog_url
if not re.match("^.*\/$", blog_url):
blog_url = blog_url + "/"
if not os.path.exists(entries_dir):
errorpage("Directory \"%s\" does not exist!" % entries_dir)
if not os.access(entries_dir, os.W_OK):
errorpage("Directory \"%s\" is not writable!" % entries_dir)
if not os.path.exists(staticpages_dir):
errorpage("Directory \"%s\" does not exist!" % staticpages_dir)
if not os.path.exists(plugins_dir):
errorpage("Directory \"%s\" does not exist!" % plugins_dir)
if not os.path.exists("linklist"):
errorpage("File \"linklist\" does not exist!")
if language == "de":
blog_locale = ("Seiten", "Monate", "Links", "Keine Kommentare", "Kommentare", "Alle Einträge anzeigen...", "Name", "Text", "Absenden")
locales_de = ("de_DE.UTF-8", "de_DE.@euro", "de_DE")
for i in locales_de:
try:
locale.setlocale(locale.LC_TIME, i)
break
except:
continue
else:
locale.setlocale(locale.LC_TIME, None)
else:
blog_locale = ("pages", "months", "links", "no comments", "comments", "View all entries...", "name", "text", "commit")
locales_en = ("en_US.UTF-8", "en_US.ISO-8859-15", "en_US")
for i in locales_en:
try:
locale.setlocale(locale.LC_TIME, i)
break
except:
continue
else:
locale.setlocale(locale.LC_TIME, None)
# Read POST Variables
action = FieldStorage()
month_display = action.getvalue("m")
static_display = action.getvalue("s")
if static_display:
static_display = static_display.replace("/", "")
post_display = action.getvalue("p")
if post_display:
post_display = post_display.replace(" ", "-").replace("/", "")
allentries_display = action.getvalue("a")
feed_display = action.getvalue("feed")
if not month_display:
month_display = ""
if not post_display:
post_display = ""
if not static_display:
static_display = ""
if not allentries_display:
allentries_display = ""
if not feed_display:
feed_display = ""
# Commentstuff
ctitle = action.getvalue("ctitle")
cname = action.getvalue("cname")
ctext = action.getvalue("ctext")
cquiz = action.getvalue("cquiz")
cquizv = action.getvalue("cquizv")
if not ctitle:
ctitle = ""
if not cname:
cname = ""
if not ctext:
ctext = ""
if not cquiz:
cquiz = ""
if not cquizv:
cquizv = ""
# Comment to commit?
if cname and ctext and ctitle:
# Prevent XSS hacks
cname = cname.replace("<", "&lt;").replace(">", "&gt;").replace("\'", "&quot;")
ctext = ctext.replace("<", "&lt;").replace(">", "&gt;").replace("\'", "&quot;")
# Add comment
if not cquiz == cquizv:
errorpage("Brainmode")
else:
comments_file = os.path.join(entries_dir, ctitle + ".comments")
if not os.path.exists(comments_file):
content = open(comments_file, "w")
content.close()
content = open(comments_file, "a")
content.write("-." + cname + "\n")
content.write("+." + time.strftime("%c", time.localtime()) + "\n")
ctext = ctext.split("\n")
for line in ctext:
content.write("." + line + "\n")
content.close()
# Send mail?
if not new_comment_mail == "False":
msg = "From: Blogthon\nTo: %s\nSubject: New comment on %s\n\nSomeone wrote a comment to this entry: %s?p=%s" % (mail_to, blog_title, blog_url, ctitle.replace(" ", "-"))
smtp = SMTP(smtp_host)
smtp.starttls()
smtp.sendmail(blog_title, mail_to, msg)
smtp.quit()
# Read entries and store their title and timestamp
entries = []
entries_list = glob(os.path.join(entries_dir, "*." + entries_suffix))
for entry in entries_list:
title = entry.replace(entries_dir, "", 1)
title = title.replace("." + entries_suffix, "")
stampfile = os.path.join(entries_dir, title + ".stamp")
if os.path.exists(stampfile):
timestamp = os.stat(stampfile)
else:
timestamp = os.stat(entry)
stampfile = os.path.join(entries_dir, title + ".stamp")
stamp = open(stampfile, "w")
stamp.close()
utime = os.utime(stampfile, (os.stat(entry)[8], os.stat(entry)[8]))
timestamp = time.localtime(timestamp[8])
entry = timestamp, entry
entries.append(entry)
if newest_first:
entries.sort(reverse=True)
else:
entries.sort()
# Generate atom feed
if feed_display == "atom":
date = entries[0][0]
blog_title_md5sum = generate_uuid(blog_title)
# Append 0 to the beginning if len of integer is 1 (value<10)
month = "%(#)02d" % {"#": int(date[1])}
day = "%(#)02d" % {"#": int(date[2])}
hour = "%(#)02d" % {"#":int(date[3])}
min = "%(#)02d" % {"#": int(date[4])}
sec = "%(#)02d" % {"#": int(date[5])}
document_header("atom")
print "<link href=\"%s?feed=atom\" rel=\"self\" type=\"application/atom+xml\"/>" % blog_url
print tab + "<author>"
print tab*2 + "<name>%s</name>" % blog_title
print tab + "</author>"
print tab + "<title>%s</title>" % blog_title
print tab + "<id>urn:uuid:%s</id>" % blog_title_md5sum
print tab + "<updated>%s-%s-%sT%s:%s:%sZ</updated>" % (str(date[0]), month, day, hour, min, sec)
print ""
j = len(entries)
if j > 10: j = 10
for i in xrange(0, j):
title = str(entries[i][1]).replace(entries_dir, "", 1).replace("." + entries_suffix, "")
date = entries[i][0]
title_md5sum = generate_uuid(title)
print tab*2 + "<entry>"
print tab*3 + "<title>%s</title>" % title
print tab*3 + "<link href=\"%s?p=%s\"/>" % (blog_url, title)
print tab*3 + "<id>urn:uuid:%s</id>" % title_md5sum
print tab*3 + "<updated>%s-%s-%sT%s:%s:%sZ</updated>" % (str(date[0]), month, day, hour, min, sec)
print tab*3 + "<summary>"
content = open(str(entries[i][1]), "r")
for h in xrange(0, int(feed_preview)):
rss_line = content.readline().strip()
if rss_line != "":
print tab*4 + rss_line
content.close()
print tab*3 + "</summary>"
print tab*2 + "</entry>"
print "</feed>"
# Generate rss 2.0 feed
elif feed_display == "rss":
document_header("rss")
print tab + "<channel>"
print tab*2 + "<title>%s</title>" % blog_title
print tab*2 + "<link>%s</link>" % blog_url
print tab*2 + "<description>%s</description>" % blog_subtitle
date = time.strftime("%a, %d %b %Y %H:%M:%S", time.gmtime(time.mktime(entries[0][0])))
print tab*2 + "<pubDate>%s</pubDate>" % date
print ""
j = len(entries)
if j > 10: j = 10
for i in xrange(0, j):
title = str(entries[i][1]).replace(entries_dir, "", 1).replace("." + entries_suffix, "")
date = time.strftime("%a, %d %b %Y %H:%M:%S %z", time.gmtime(time.mktime(entries[i][0])))
print tab*2 + "<item>"
print tab*3 + "<title>%s</title>" % title
print tab*3 + "<link>%s?p=%s</link>" % (blog_url, title)
print tab*3 + "<guid>%s?p=%s</guid>" % (blog_url, title)
print tab*3 + "<pubDate>%s</pubDate>" % date
content = open(str(entries[i][1]), "r")
rss_description= ""
for h in xrange(0, int(feed_preview)):
line = content.readline().strip()
if line:
rss_description = "%s%s<br />" % (rss_description, line)
content.close()
print tab*3 + "<description><![CDATA[%s]]></description>" % rss_description
print tab*2 + "</item>"
print tab + "</channel>"
print "</rss>"
# Generate regular page
else:
document_header("html")
print tab + "<head>"
print tab*2 + "<title>%s</title>" % blog_title
print tab*2 + "<meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\" />"
print tab*2 + "<meta name=\"keywords\" content=\"%s\" />" % keywords
print tab*2 + "<meta name=\"description\" content=\"%s\" />" % blog_title
print tab*2 + "<link rel=\"stylesheet\" type=\"text/css\" href=\"styles/%s/%s.css\" />" % (style, style)
print tab + "</head>"
print tab + "<body>"
print ""
# Plugins
sys.path.append(plugins_dir)
for plugin in glob(plugins_dir + "*.py"):
__import__ (plugin.split("/")[1].replace(".py", ""))
# Site header
print tab*2 + "<div class=\"header\">"
print tab*3 + "<div class=\"header_title\">"
print tab*4 + "<a href=\"?\" class=\"header_link\">%s</a>" % blog_title
print tab*3 + "</div>"
print tab*3 + "<div class=\"header_subtitle\">"
print tab*4 + "<span class=\"header_subtitle\">%s</span>" % blog_subtitle
print tab*3 + "</div>"
print tab*2 + "</div>"
print ""
# RSS feed
print tab*2 + "<div class=\"rss\">"
print tab*3 + "<a href=\"?feed=rss\" class=\"rss_link\">rss</a>"
print tab*2 + "</div>"
print ""
# Atom feed
print tab*2 + "<div class=\"atom\">"
print tab*3 + "<a href=\"?feed=atom\" class=\"atom_link\">atom</a>"
print tab*2 + "</div>"
print ""
# Staticpages
if staticpages == "True":
staticpages = []
staticpages_list = glob(os.path.join(staticpages_dir, "*"))
staticpages_list.sort()
print tab*2 + "<div class=\"pages\">"
print tab*3 + "<div class=\"pages_title\">%s</div>" % blog_locale[0]
print tab*3 + "<div class=\"pages_list\">"
print tab*4 + "<ul class=\"pages_list\">"
for staticpage in staticpages_list:
file = open(staticpage, "r")
header = file.readline()
if header.split(":", 1)[0] == "extern_link":
link = header.split(":", 1)[1].strip()
else:
link = re.sub("\w+?\/", "", staticpage)
link = "?s=%s" % link
file.close()
title = re.sub("\w+?\/\d+?-", "", staticpage)
print tab*5 + "<li class=\"pages_list_entry\"><a href=\"%s\" class=\"pages_list_entry\">%s</a></li>" % (link, title)
print tab*4 + "</ul>"
print tab*3 + "</div>"
print tab*3 + "<div class=\"pages_footer\"></div>"
print tab*2 + "</div>"
print ""
# Monthlist
if monthlist == "True":
olddate = ""
print tab*2 + "<div class=\"months\">"
print tab*3 + "<div class=\"months_title\">%s</div>" % blog_locale[1]
print tab*3 + "<div class=\"months_list\">"
print tab*4 + "<ul class=\"months_list\">"
for entry in entries:
date = time.strftime("%m%Y", entry[0])
date_display = time.strftime("%h %Y", entry[0])
if not olddate == date:
print tab*5 + "<li class=\"months_list_entry\"><a href=\"?m=%s\" class=\"months_list_entry\">%s</a></li>" % (date, date_display)
olddate = date
print tab*4 + "</ul>"
print tab*3 + "</div>"
print tab*3 + "<div class=\"months_footer\"></div>"
print tab*2 + "</div>"
print ""
# Linklist
if linklist == "True":
print tab*2 + "<div class=\"linklist\">"
print tab*3 + "<div class=\"linklist_title\">%s</div>" % blog_locale[2]
print tab*3 + "<div class=\"linklist_list\">"
print tab*4 + "<ul class=\"linklist_list\">"
try:
content = open("linklist", "r")
for line in content:
if line.strip() is "":
print "<br />"
else:
print tab*5 + "<li class=\"linklist_list_entry\"><a href=\"%s\" class=\"months_list_entry\">%s</a></li>" % (line.split(" ")[0], line.split(" ", 1)[1].strip())
content.close()
except:
print ""
print tab*4 + "</ul>"
print tab*3 + "</div>"
print tab*3 + "<div class=\"linklist_footer\"></div>"
print tab*2 + "</div>"
print ""
print tab*2 + "<div class=\"entries\">"
print ""
# Staticpage
if static_display != "":
content = open(os.path.join(staticpages_dir, static_display), "r")
print tab*3 + "<div class=\"entry\">"
print tab*4 + "<div class=\"entry_title\">%s</div>" % re.sub("^\.", "", re.sub("\d+?-", "", static_display))
print tab*4 + "<div class=\"entry_content\">"
print tab*5 + "<p>"
for line in content:
if no_break.match(line):
print tab*5 + line.strip()
else:
print tab*5 + line.strip() + "<br />"
print tab*5 + "</p>"
print tab*4 + "</div>"
print tab*4 + "<div class=\"entry_footer\"></div>"
print tab*4 + "<div class=\"entry_border_left\"></div>"
print tab*4 + "<div class=\"entry_border_right\"></div>"
print tab*4 + "<div class=\"entry_border_top\"></div>"
print tab*4 + "<div class=\"entry_border_bottom\"></div>"
print tab*3 + "</div>"
print ""
content.close()
# Entry
else:
entry_counter = 0
for entry in entries:
date = time.strftime("%c", entry[0])
date_to_compare = time.strftime("%m%Y", entry[0]) # Needed for permalinks
entry = entry[1]
title = entry.replace(entries_dir, "", 1)
title = title.replace("." + entries_suffix, "")
stampfile = os.path.join(entries_dir, title + ".stamp")
if os.path.exists(stampfile):
date = time.localtime(os.stat(stampfile)[8])
date = time.strftime("%c", date)
if month_display == date_to_compare or not month_display:
if post_display == title.replace(" ", "-") or not post_display:
if allentries_display == "1" or entry_counter < entries_per_page:
content = open(entry, "r")
print tab*3 + "<div class=\"entry\">"
if permalinks:
print tab*4 + "<div class=\"entry_title\"><a href=\"?p=%s\" class=\"entry_title\">%s</a></div>" % (title.replace(" ", "-"), title)
else:
print tab*4 + "<div class=\"entry_title\">%s</div>" % title
print tab*4 + "<div class=\"entry_date\">%s</div>" % date
print tab*4 + "<div class=\"entry_content\">"
for line in content:
if no_break.match(line):
print tab*5 + line.strip()
else:
print tab*5 + line.strip() + "<br />"
print tab*4 + "</div>"
print tab*4 + "<div class=\"entry_footer\"></div>"
print tab*4 + "<div class=\"entry_border_left\"></div>"
print tab*4 + "<div class=\"entry_border_right\"></div>"
print tab*4 + "<div class=\"entry_border_top\"></div>"
print tab*4 + "<div class=\"entry_border_bottom\"></div>"
# Comments...
# ... are shown when post_display and comments_file isn't false
comments_file = glob(os.path.join(entries_dir, title + ".comments"))
if post_display:
if comments_file:
comments_content = open(comments_file[0], "r")
print tab*3 + "</div>"
print tab*2 + "</div>"
print ""
print tab*2 + "<div class=\"comments\">"
notfirstline = 0 # Ugly fix for closing comment containers
label_count = 0
for line in comments_content:
if line_start_hyphen.match(line):
if notfirstline == 1:
print tab*4 + "</div>"
print tab*3 + "</div>"
notfirstline = 0
print tab*3 + "<div class=\"comment\">"
# Label for each comment
label_count += 1
print tab*4 + "<a name=\"%s\"></a>" % str(label_count)
print tab*4 + "<div class=\"comment_author\">%s</div>" % line.split(".", 1)[1].strip()
elif line_start_plus.match(line):
print tab*4 + "<div class=\"comment_date\">%s</div>" % line.split(".", 1)[1].strip()
print tab*4 + "<div class=\"comment_content\">"
else:
notfirstline = 1
line = line.split(".", 1)[1]
print tab*5 + line.strip() + "<br />"
print ""
print tab*4 + "</div>"
print tab*3 + "</div>"
comments_content.close()
else:
print tab*3 + "</div>"
print tab*2 + "</div>"
print tab*2 + "<div class=\"comments\">"
# Form for adding comments
if comments == "True":
random_int_a = randint(1,9)
random_int_b = randint(1,9)
cquizv = random_int_a + random_int_b
print tab*3 + "<div class=\"submit_comment\">"
print tab*4 + "<form action=\"\" method=\"post\">"
print tab*5 + "<input type=\"hidden\" name=\"ctitle\" value=\"%s\" />" % title
print tab*5 + "<input type=\"hidden\" name=\"cquizv\" value=\"%s\" />" % str(cquizv)
print tab*5 + "<label class=\"submit_comment_name\">%s:</label><input class=\"submit_comment_name_input\" type=\"text\" id=\"cname\" name=\"cname\" />" % blog_locale[6]
print tab*5 + "<br /><label class=\"submit_comment_text\">%s:</label><textarea class=\"submit_comment_textarea\" id=\"ctext\" name=\"ctext\"></textarea>" % blog_locale[7]
print tab*5 + "<br /><label class=\"submit_comment_quiz\">%s+%s=</label><input class=\"submit_comment_quiz_input\" type=\"text\" id=\"cquiz\" name=\"cquiz\" />" % (str(random_int_a), str(random_int_b))
print tab*5 + "<br /><input class=\"submit_comment_button\" type=\"submit\" id=\"submit\" value=\"%s\" />" % blog_locale[8]
print tab*4 + "</form>"
print tab*3 + "</div>"
else:
print tab*3 + "<div class=\"submit_border_bottom\"></div>"
print ""
if comments == "True":
comments_file = glob(os.path.join(entries_dir, title + ".comments"))
if not comments_file and not post_display:
print tab*4 + "<div class=\"entry_comment\">"
print tab*5 + "<a href=\"?p=%s\" class=\"entry_comment\">%s</a>" % (title.replace(" ", "-"), blog_locale[3])
print tab*4 + "</div>"
print tab*3 + "</div>"
print ""
elif comments_file and not post_display:
comments_content = open(comments_file[0], "r")
comments_counter = 0
for line in comments_content:
if line.split(".", 1)[0] == "-": comments_counter += 1
print tab*4 + "<div class=\"entry_comment\">"
print tab*5 + "<a href=\"?p=%s\" class=\"entry_comment\">%s (%s)</a>" % (title.replace(" ", "-"), blog_locale[4], str(comments_counter))
print tab*4 + "</div>"
print tab*3 + "</div>"
print ""
comments_content.close()
else:
print tab*3 + "</div>"
print ""
content.close()
entry_counter += 1
if not month_display and not post_display and not allentries_display and entry_counter == entries_per_page: # Display pagelist
print tab*3 + "<div class=\"show_all\"><a href=\"?a=1\">%s</a></div>" % blog_locale[5]
print tab*2 + "</div>"
print ""
print tab + "</body>"
print "</html>"
# vim: set sw=4 tw=0 ts=4 expandtab: