blogthon/blogthon.cgi

611 lines
23 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
# TODO:
# * Complete Atom Feed (like RSS)
# * Fix broken charset in outgoing mails (needs some testing)
import ConfigParser
import os
import sys
import time
import locale
import re
import cgi
import glob
import md5
import random
import smtplib
# 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('^\+.*$')
filetype_image = re.compile('.*\.[gG][iI][fF]$|.*\.[pP][nN][gG]$|.*\.[jJ][pP][gG]$')
def generate_uuid(string):
string_md5sum = md5.new(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):
print 'Content-type: text/html\n'
print '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"'
print ' "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">'
print '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">'
print '<head>'
print ' <title>Error!</title>'
print '</head>'
print '<body>'
print ' ' + string
print '</body>'
print '</html>'
sys.exit()
def document_header(string):
if string == "xhtml-transitional":
print 'Content-type: text/html\n'
print '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"'
print ' "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'
print '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">'
if string == "xhtml-strict":
print 'Content-type: text/html\n'
print '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"'
print ' "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">'
print '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">'
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">'
configuration = ConfigParser.ConfigParser()
# Look for a configuration:
if os.path.exists('../blogthonrc'):
configuration.read('../blogthonrc')
elif os.path.exists('../.blogthonrc'):
configuration.read('../.blogthonrc')
elif os.path.exists('configuration'):
configuration.read('configuration')
else:
errorpage('No suitable configuration found!')
sys.exit()
try: blog_title = configuration.get('personal', 'blog_title')
except: errorpage('"blog_title" is missing in configuration!')
try: blog_subtitle = configuration.get('personal', 'blog_subtitle')
except: errorpage('"blog_subtitle" is missing in configuration!')
try: blog_url = configuration.get('personal', 'blog_url')
except: errorpage('"blog_url" is missing in configuration!')
try: keywords = configuration.get('personal', 'keywords')
except: errorpage('"keywords" is missing in configuration!')
try: entries_dir = configuration.get('personal', 'entries_dir')
except: errorpage('"entries_dir" is missing in configuration!')
if not os.path.exists(entries_dir):
errorpage('"entries_dir" does not exist!')
try: entries_suffix = configuration.get('personal', 'entries_suffix')
except: errorpage('"entries_suffix" is missing in configuration!')
try: staticpages_dir = configuration.get('personal', 'staticpages_dir')
except: errorpage('"staticpages_dir" is missing in configuration!')
if not os.path.exists(staticpages_dir):
errorpage('"staticpages_dir" does not exist!')
try: plugins_dir = configuration.get('personal', 'plugins_dir')
except: errorpage('"plugins_dir" is missing in configuration!')
if not os.path.exists(plugins_dir):
errorpage('"plugins_dir" does not exist!')
try: style = configuration.get('look', 'style')
except: errorpage('"style" is missing in configuration!')
try: language = configuration.get('look', 'language')
except: errorpage('"language" is missing in configuration!')
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)
try: entries_per_page = configuration.getint('look', 'entries_per_page')
except: errorpage('"entries_per_page" is missing in configuration!')
try: monthlist = configuration.get('look', 'monthlist')
except: errorpage('"monthlist" is missing in configuration!')
try: staticpages = configuration.get('look', 'staticpages')
except: errorpage('"staticpages" is missing in configuration!')
try: linklist = configuration.get('look', 'linklist')
except: errorpage('"linklist" is missing in configuration!')
if not os.path.exists("linklist"):
errorpage('"linklist" does not exist!')
try: permalinks = configuration.get('look', 'permalinks')
except: errorpage('"permalinks" is missing in configuration!')
try: comments = configuration.get('look', 'comments')
except: errorpage('"comments" is missing in configuration!')
try: newest_first = configuration.get('look', 'newest_first')
except: errorpage('"newest_first" is missing in configuration!')
try: new_comment_mail = configuration.get('smtp', 'new_comment_mail')
except: errorpage('"new_comment_mail" is missing in configuration!')
try: mail_to = configuration.get('smtp', 'mail_to')
except: errorpage('"mail_to" is missing in configuration!')
try: smtp_host = configuration.get('smtp', 'smtp_host')
except: errorpage('"smtp_host" is missing in configuration!')
try: feed_preview = configuration.get('feed', 'feed_preview')
except: errorpage('"feed_preview" is missing or empty in configuration!')
# Read POST Variables
action = cgi.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 = glob.glob(entries_dir + ctitle + '.comments')
if not comments_file:
try:
content = open(entries_dir + ctitle + '.comments', "w")
content.close()
except:
errorpage('"' + entries_dir + '" isn\'t writable!')
try:
content = open(entries_dir + ctitle + '.comments', "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: ' + mail_to + '\nSubject: New comment on ' + blog_title + '\n\nSomeone wrote a comment to this entry: ' + blog_url + '?p=' + ctitle.replace(' ', '-')
smtp = smtplib.SMTP(smtp_host)
smtp.sendmail(blog_title, mail_to, msg)
smtp.quit()
except:
errorpage('Comment cannot be written!')
# Read entries and store their title and timestamp
entries = []
entries_list = glob.glob(entries_dir + '*.' + entries_suffix)
for entry in entries_list:
timestamp = os.stat(entry)
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="' + blog_url + '/?feed=atom" rel="self" type="application/atom+xml"/>'
print ' <author>'
print ' <name>' + blog_title + '</name>'
print ' </author>'
print ' <title>' + blog_title + '</title>'
print ' <id>urn:uuid:' + blog_title_md5sum + '</id>'
print ' <updated>' + str(date[0]) + '-' + month + '-' + day + 'T' + hour + ':' + min + ':' + sec + 'Z</updated>'
print ''
j = len(entries)
if j > 10: j = 10
for i in xrange(0, j):
title = str(entries[i][1]).replace('entries/', '', 1).replace('.' + entries_suffix, '')
date = entries[i][0]
title_md5sum = generate_uuid(title)
print ' <entry>'
print ' <title>' + title + '</title>'
print ' <link href="' + blog_url + '?p=' + title + '"/>'
print ' <id>urn:uuid:' + title_md5sum + '</id>'
print ' <updated>' + str(date[0]) + '-' + month + '-' + day + 'T' + hour + ':' + min + ':' + sec + 'Z</updated>'
print ' <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 ' ' + rss_line
content.close()
print ' </summary>'
print ' </entry>'
print '</feed>'
# Generate rss 2.0 feed
elif feed_display == "rss":
document_header("rss")
print ' <channel>'
print ' <title>' + blog_title + '</title>'
print ' <link>' + blog_url + '</link>'
print ' <description>' + blog_subtitle + '</description>'
date = time.strftime("%a, %d %b %Y %H:%M:%S", time.gmtime(time.mktime(entries[0][0])))
print ' <pubDate>' + date + '</pubDate>'
print ''
j = len(entries)
if j > 10: j = 10
for i in xrange(0, j):
title = str(entries[i][1]).replace('entries/', '', 1).replace('.' + entries_suffix, '')
date = time.strftime("%a, %d %b %Y %H:%M:%S %z", time.gmtime(time.mktime(entries[i][0])))
title_md5sum = generate_uuid(title)
print ' <item>'
print ' <title>' + title + '</title>'
print ' <link>' + blog_url + '?p=' + title + '</link>'
print ' <guid>' + title_md5sum + '</guid>'
print ' <pubDate>' + date + '</pubDate>'
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 = rss_description + line + '<br />'
content.close()
print ' <description><![CDATA[' + rss_description + ']]></description>'
print ' </item>'
print ' </channel>'
print '</rss>'
# Generate regular page
else:
document_header("xhtml-strict")
print ' <head>'
print ' <title>' + blog_title + '</title>'
print ' <meta http-equiv="content-type" content="text/html; charset=utf-8" />'
print ' <meta name="keywords" content="' + keywords + '" />'
print ' <meta name="description" content="' + blog_title + '" />'
print ' <link rel="stylesheet" type="text/css" href="styles/' + style + '/' + style + '.css" />'
print ' </head>'
print ' <body>'
print ''
# Plugins
sys.path.append(plugins_dir)
for plugin in glob.glob(plugins_dir + '*.py'):
__import__ (plugin.split('/')[1].replace('.py', ''))
# Site header
print ' <div class="header">'
print ' <div class="header_title">'
print ' <a href="?" class="header_link">' + blog_title + '</a>'
print ' </div>'
print ' <div class="header_subtitle">'
print ' <span class="header_subtitle">' + blog_subtitle + '</span>'
print ' </div>'
print ' </div>'
print ''
# RSS feed
print ' <div class="rss">'
print ' <a href="?feed=rss" class="rss_link">rss</a>'
print ' </div>'
print ''
# Atom feed
print ' <div class="atom">'
print ' <a href="?feed=atom" class="atom_link">atom</a>'
print ' </div>'
print ''
# Staticpages
if staticpages == "True":
staticpages = []
staticpages_images = []
staticpages_list = glob.glob(staticpages_dir + '*')
for i in staticpages_list:
if re.match(filetype_image, i):
staticpages_list.remove(i)
staticpages_images.append(i)
staticpages_list.sort()
print ' <div class="pages">'
print ' <div class="pages_title">' + blog_locale[0] + '</div>'
print ' <div class="pages_list">'
print ' <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=' + link
file.close()
title = re.sub('\w+?\/\d+?-', '', staticpage)
if staticpages_images:
for i in staticpages_images:
if staticpage == i[:len(i)-4]:
print ' <li class="pages_list_entry"><a href="' + link + '" class="pages_list_entry"><img src="' + i + '"></a></li>'
else:
print ' <li class="pages_list_entry"><a href="' + link + '" class="pages_list_entry">' + title + '</a></li>'
else:
print ' <li class="pages_list_entry"><a href="' + link + '" class="pages_list_entry">' + title + '</a></li>'
print ' </ul>'
print ' </div>'
print ' <div class="pages_footer"></div>'
print ' </div>'
print ''
# Monthlist
if monthlist == "True":
olddate = ""
print ' <div class="months">'
print ' <div class="months_title">' + blog_locale[1] + '</div>'
print ' <div class="months_list">'
print ' <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 ' <li class="months_list_entry"><a href="?m=' + date + '" class="months_list_entry">' + date_display + '</a></li>'
olddate = date
print ' </ul>'
print ' </div>'
print ' <div class="months_footer"></div>'
print ' </div>'
print ''
# Linklist
if linklist == "True":
print ' <div class="linklist">'
print ' <div class="linklist_title">' + blog_locale[2] + '</div>'
print ' <div class="linklist_list">'
print ' <ul class="linklist_list">'
try:
content = open("linklist", "r")
for line in content:
if line.strip() is "":
print '<br />'
else:
print ' <li class="linklist_list_entry"><a href="' + line.split(" ")[0] + '" target="_blank" class="months_list_entry">' + line.split(" ", 1)[1].strip() + '</a></li>'
content.close()
except:
print ''
print ' </ul>'
print ' </div>'
print ' <div class="linklist_footer"></div>'
print ' </div>'
print ''
print ' <div class="entries">'
print ''
# Staticpage
if static_display != "":
content = open(staticpages_dir + static_display, "r")
print ' <div class="entry">'
print ' <div class="entry_title">' + re.sub('^\.', '', re.sub('\d+?-', '', static_display)) + '</div>'
print ' <div class="entry_content">'
print ' <p>'
for line in content:
if no_break.match(line):
print ' ' + line.strip()
else:
print ' ' + line.strip() + '<br />'
print ' </p>'
print ' </div>'
print ' <div class="entry_footer"></div>'
print ' <div class="entry_border_left"></div>'
print ' <div class="entry_border_right"></div>'
print ' <div class="entry_border_top"></div>'
print ' <div class="entry_border_bottom"></div>'
print ' </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/', '', 1)
title = title.replace('.' + entries_suffix, '')
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 ' <div class="entry">'
if permalinks:
print ' <div class="entry_title"><a href="?p=' + title.replace(' ', '-') + '" class="entry_title">' + title + '</a></div>'
else:
print ' <div class="entry_title">' + title + '</div>'
print ' <div class="entry_date">' + date + '</div>'
print ' <div class="entry_content">'
for line in content:
if no_break.match(line):
print ' ' + line.strip()
else:
print ' ' + line.strip() + '<br />'
print ' </div>'
print ' <div class="entry_footer"></div>'
print ' <div class="entry_border_left"></div>'
print ' <div class="entry_border_right"></div>'
print ' <div class="entry_border_top"></div>'
print ' <div class="entry_border_bottom"></div>'
# Comments...
# ... are shown when post_display and comments_file isn't false
comments_file = glob.glob(entries_dir + title + '.comments')
if post_display:
if comments_file:
comments_file = glob.glob(entries_dir + title + '.comments')
comments_content = open(comments_file[0], "r")
print ' </div>'
print ' </div>'
print ''
print ' <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 ' </div>'
print ' </div>'
notfirstline = 0;
print ' <div class="comment">'
#Label for each comment
label_count += 1
print ' <a name="' + str(label_count) + '"></a>'
print ' <div class="comment_author">' + line.split(".", 1)[1].strip() + '</div>'
elif line_start_plus.match(line):
print ' <div class="comment_date">' + line.split(".", 1)[1].strip() + '</div>'
print ' <div class="comment_content">'
else:
notfirstline = 1;
line = line.split(".", 1)[1]
print ' ' + line.strip() + '<br />'
print ''
print ' </div>'
print ' </div>'
comments_content.close()
else:
print ' </div>'
print ' </div>'
print ' <div class="comments">'
# Form for adding comments
if comments == "True":
random_int_a = random.randint(1,9)
random_int_b = random.randint(1,9)
cquizv = random_int_a + random_int_b
print ' <div class="submit_comment">'
print ' <form action="" method="post">'
print ' <input type="hidden" name="ctitle" value="' + title + '" />'
print ' <input type="hidden" name="cquizv" value="' + str(cquizv) + '" />'
print ' <label class="submit_comment_name">' + blog_locale[6] + ':</label><input class="submit_comment_name_input" type="text" id="cname" name="cname" />'
print ' <br /><label class="submit_comment_text">' + blog_locale[7] + ':</label><textarea class="submit_comment_textarea" id="ctext" name="ctext"></textarea>'
print ' <br /><label class="submit_comment_quiz">' + str(random_int_a) + '+' + str(random_int_b) + '=</label><input class="submit_comment_quiz_input" type="text" id="cquiz" name="cquiz" />'
print ' <br /><input class="submit_comment_button" type="submit" id="submit" value="' + blog_locale[8] + '" />'
print ' </form>'
print ' </div>'
else:
print ' <div class="submit_border_bottom"></div>'
print ''
if comments == "True":
comments_file = glob.glob(entries_dir + title + '.comments')
if not comments_file and not post_display:
print ' <div class="entry_comment">'
print ' <a href="?p=' + title.replace(' ','-') + '" class="entry_comment">' + blog_locale[3] + '</a>'
print ' </div>'
print ' </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 ' <div class="entry_comment">'
print ' <a href="?p=' + title.replace(' ', '-') + '" class="entry_comment">' + blog_locale[4] + ' (' + str(comments_counter) + ')</a>'
print ' </div>'
print ' </div>'
print ''
comments_content.close()
else:
print ' </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 ' <div class="entry"><a href=?a=1>' + blog_locale[5] + '</a></div>'
print ' </div>'
print ''
print ' </body>'
print '</html>'
# vim: set tw=0 ts=4: