X-Git-Url: https://git.llucax.com/software/blitiri.git/blobdiff_plain/5e45cd0354881aee35f582b4c233eb8341ebc7a3..5e8777f5ad10826e8b5c5869e1547710772fb6e4:/blitiri.cgi diff --git a/blitiri.cgi b/blitiri.cgi index 1dadce5..8c6c6dc 100755 --- a/blitiri.cgi +++ b/blitiri.cgi @@ -14,10 +14,22 @@ # Directory where entries are stored data_path = "/tmp/blog/data" +# Are comments allowed? (if False, comments_path option is not used) +enable_comments = False + +# 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" +# Path where the cache is stored (must be writeable by the web server); +# set to None to disable. When enabled, you must take care of cleaning it up +# every once in a while. +#cache_path = "/tmp/blog/cache" +cache_path = None + # URL to the blog, including the name. Can be a full URL or just the path. blog_url = "/blog/blitiri.cgi" @@ -34,6 +46,12 @@ author = "Hartmut Kegan" # Article encoding encoding = "utf8" +# Captcha method to use. At the moment only "title" is supported, but if you +# are keen with Python you can provide your own captcha implementation, see +# below for details. +captcha_method = "title" + + # # End of configuration # DO *NOT* EDIT ANYTHING PAST HERE @@ -42,6 +60,8 @@ encoding = "utf8" import sys import os +import errno +import shutil import time import datetime import calendar @@ -49,6 +69,7 @@ import zlib import urllib import cgi from docutils.core import publish_parts +from docutils.utils import SystemMessage # Before importing the config, add our cwd to the Python path sys.path.append(os.getcwd()) @@ -60,17 +81,100 @@ except: pass +# Pimp *_path config variables to support relative paths +data_path = os.path.realpath(data_path) +templates_path = os.path.realpath(templates_path) + + +# +# Captcha classes +# +# They must follow the interface described below. +# +# Constructor: +# Captcha(article) -> constructor, takes an article[1] as argument +# Attributes: +# puzzle -> a string with the puzzle the user must solve to prove he is +# not a bot (can be raw HTML) +# help -> a string with extra instructions, shown only when the user +# failed to solve the puzzle +# Methods: +# validate(form_data) -> based on the form data[2], returns True if +# the user has solved the puzzle uccessfully +# (False otherwise). +# +# Note you must ensure that the puzzle attribute and validate() method can +# "communicate" because they are executed in different requests. You can pass a +# cookie or just calculate the answer based on the article's data, for example. +# +# [1] article is an object with all the article's information: +# path -> string +# created -> datetime +# updated -> datetime +# uuid -> string (unique ID) +# title -> string +# author -> string +# tags -> list of strings +# raw_contents -> string in rst format +# comments -> list of Comment objects (not too relevant here) +# [2] form_data is an object with the form fields (all strings): +# author, author_error +# link, link_error +# catpcha, captcha_error +# body, body_error +# action, method + +class TitleCaptcha (object): + "Captcha that uses the article's title for the puzzle" + def __init__(self, article): + self.article = article + words = article.title.split() + self.nword = hash(article.title) % len(words) % 5 + self.answer = words[self.nword] + self.help = 'gotcha, damn spam bot!' + + @property + def puzzle(self): + nword = self.nword + 1 + if nword == 1: + n = '1st' + elif nword == 2: + n = '2nd' + elif nword == 3: + n = '3rd' + else: + n = str(nword) + 'th' + return "enter the %s word of the article's title" % n + + def validate(self, form_data): + if form_data.captcha.lower() == self.answer.lower(): + return True + return False + +known_captcha_methods = { + 'title': TitleCaptcha, +} + +# If the configured captcha method was a known string, replace it by the +# matching class; otherwise assume it's already a class and leave it +# alone. This way the user can either use one of our methods, or provide one +# of his/her own. +if captcha_method in known_captcha_methods: + captcha_method = known_captcha_methods[captcha_method] + + # Default template -default_main_header = """ - +default_main_header = """\ + + - + - + %(title)s @@ -82,8 +186,7 @@ default_main_header = """ """ default_main_footer = """ -

-


+
%(showyear)s: %(monthlinks)s
years: %(yearlinks)s
@@ -110,7 +213,9 @@ default_article_header = """ %(umonth)02d-\ %(uday)02d\ %(uhour)02d:%(uminute)02d)
- tagged %(tags)s + tagged %(tags)s - + with %(comments)s + comment(s)

@@ -122,21 +227,90 @@ default_article_footer = """
""" +default_comment_header = """ +
+ +

Comment #%(number)d

+by %(linked_author)s + on %(year)04d-%(month)02d-%(day)02d %(hour)02d:%(minute)02d +

+

+""" + +default_comment_footer = """ +

+

+
+""" + +default_comment_form = """ +
+ +

Your comment

+
+
+
+ + +
+
+ + +
+ like http://www.example.com/ + or mailto:you@example.com +
+
+
+ + +
%(captcha_puzzle)s
+
+
+ + +
+ in + \ +RestructuredText format, please +
+
+
+ +
+
+
+
+""" + +default_comment_error = '(%(error)s)' + + # Default CSS default_css = """ body { font-family: sans-serif; font-size: small; + width: 52em; } div.content { - width: 50%; + width: 96%; } h1 { font-size: large; border-bottom: 2px solid #99F; - width: 60%; + width: 100%; margin-bottom: 1em; } @@ -147,7 +321,14 @@ h2 { 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; } @@ -174,6 +355,86 @@ div.article { 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; +} + +div.comforminner { + margin-left: 2em; +} + +div.comform { + margin-left: 1em; + margin-bottom: 1em; +} + +div.comform label { + display: block; + border-bottom: 1px solid #99C; + margin-top: 0.5em; + clear: both; +} + +div.comform span.comformoptional { + font-size: xx-small; + color: #666; +} + +div.comform input { + font-size: small; + width: 99%; +} + +div.comformhelp { + font-size: xx-small; + text-align: right; + float: right; +} + +span.formurlexample { + color: #111; + background-color: #EEF; + font-family: monospace; + padding-left: 0.2em; + padding-right: 0.2em; +} + +textarea.comformbody { + font-family: monospace; + font-size: small; + width: 99%; + height: 15em; +} + +button.comformsend { + margin-top: 0.5em; +} + +span.comformerror { + color: #900; + font-size: xx-small; + margin-left: 0.5em; +} + hr { float: left; height: 2px; @@ -183,6 +444,10 @@ hr { } div.footer { + margin-top: 1em; + padding-top: 0.4em; + width: 100%; + border-top: 2px solid #99F; font-size: x-small; } @@ -201,6 +466,86 @@ div.section h1 { """ + +# Cache decorator +# It only works if the function is pure (that is, its return value depends +# only on its arguments), and if all the arguments are hash()eable. +def cached(f): + # do not decorate if the cache is disabled + if cache_path is None: + return f + + def decorate(*args, **kwargs): + hashes = '-'.join( str(hash(x)) for x in args + + tuple(kwargs.items()) ) + fname = 'blitiri.%s.%s.cache' % (f.__name__, hashes) + cache_file = os.path.join(cache_path, fname) + try: + s = open(cache_file).read() + except: + s = f(*args, **kwargs) + open(cache_file, 'w').write(s) + return s + + return decorate + + +# helper functions +@cached +def rst_to_html(rst, secure = True): + settings = { + 'input_encoding': encoding, + 'output_encoding': 'utf8', + 'halt_level': 1, + 'traceback': 1, + 'file_insertion_enabled': secure, + 'raw_enabled': secure, + } + parts = publish_parts(rst, settings_overrides = settings, + writer_name = "html") + return parts['body'].encode('utf8') + +def validate_rst(rst, secure = True): + try: + rst_to_html(rst, secure) + return None + except SystemMessage, e: + desc = e.args[0].encode('utf-8') # the error string + desc = desc[9:] # remove ":" + line = int(desc[:desc.find(':')] or 0) # get the line number + desc = desc[desc.find(')')+2:-1] # remove (LEVEL/N) + try: + desc, context = desc.split('\n', 1) + except ValueError: + context = '' + if desc.endswith('.'): + desc = desc[:-1] + return (line, desc, context) + +def valid_link(link): + import re + mail_re = r"^[^ \t\n\r@<>()]+@[a-z0-9][a-z0-9\.\-_]*\.[a-z]+$" + scheme_re = r'^[a-zA-Z]+:' + url_re = r'^(?:[a-z0-9\-]+|[a-z0-9][a-z0-9\-\.\_]*\.[a-z]+)' \ + r'(?::[0-9]+)?(?:/.*)?$' + scheme = '' + rest = link + if re.match(scheme_re, link, re.I): + scheme, rest = link.split(':', 1) + if (not scheme or scheme == 'mailto') and re.match(mail_re, rest, re.I): + return 'mailto:' + link + if not scheme and re.match(url_re, rest, re.I): + return 'http://' + rest + if scheme: + return link + return None + +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'] @@ -234,86 +579,239 @@ class Templates (object): '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()) + + def get_comment_header(self, comment): + vars = comment.to_vars() + if comment.link: + vars['linked_author'] = '%s' \ + % (comment.link, comment.author) + else: + vars['linked_author'] = comment.author + return self.get_template( + 'com_header', default_comment_header, vars) + + def get_comment_footer(self, comment): + return self.get_template( + 'com_footer', default_comment_footer, comment.to_vars()) + + def get_comment_form(self, article, form_data, captcha_puzzle): + vars = article.to_vars() + vars.update(form_data.to_vars(self)) + vars['captcha_puzzle'] = captcha_puzzle + return self.get_template( + 'com_form', default_comment_form, vars) + + def get_comment_error(self, error): + return self.get_template( + 'com_error', default_comment_error, dict(error=error)) + + +class CommentFormData (object): + def __init__(self, author = '', link = '', captcha = '', body = ''): + self.author = author + self.link = link + self.captcha = captcha + self.body = body + self.author_error = '' + self.link_error = '' + self.captcha_error = '' + self.body_error = '' + self.action = '' + self.method = 'post' + + def to_vars(self, template): + render_error = template.get_comment_error + a_error = self.author_error and render_error(self.author_error) + l_error = self.link_error and render_error(self.link_error) + c_error = self.captcha_error \ + and render_error(self.captcha_error) + b_error = self.body_error and render_error(self.body_error) + return { + 'form_author': sanitize(self.author), + 'form_link': sanitize(self.link), + 'form_captcha': sanitize(self.captcha), + 'form_body': sanitize(self.body), + + 'form_author_error': a_error, + 'form_link_error': l_error, + 'form_captcha_error': c_error, + 'form_body_error': b_error, + + 'form_action': self.action, + 'form_method': self.method, + } - p = self.tpath + '/art_footer.html' - if os.path.isfile(p): - return open(p).read() % avars - return default_article_footer % avars + +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' + + @property + def author(self): + if not self.loaded: + self.load() + return self._author + + @property + def link(self): + if not self.loaded: + self.load() + return self._link + + @property + def raw_content(self): + if not self.loaded: + self.load() + return self._raw_content + + def set(self, author, raw_content, link = '', created = None): + self.loaded = True + self._author = author + self._raw_content = raw_content + self._link = link + self.created = created or datetime.datetime.now() + + + 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 save(self): + filename = os.path.join(comments_path, self.article.uuid, + str(self.number)) + try: + f = open(filename, 'w') + f.write('Author: %s\n' % self.author) + f.write('Link: %s\n' % self.link) + f.write('\n') + f.write(self.raw_content) + except: + return + + + 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 @@ -323,32 +821,37 @@ class Article (object): self._author = author self._tags = [] self._raw_content = '' + self._comments = [] - - def get_title(self): + @property + def title(self): if not self.loaded: self.load() return self._title - title = property(fget = get_title) - def get_author(self): + @property + def author(self): if not self.loaded: self.load() return self._author - author = property(fget = get_author) - def get_tags(self): + @property + def tags(self): if not self.loaded: self.load() return self._tags - tags = property(fget = get_tags) - def get_raw_content(self): + @property + def raw_content(self): if not self.loaded: self.load() return self._raw_content - raw_content = property(fget = get_raw_content) + @property + def comments(self): + if not self.loaded: + self.load() + return self._comments def __cmp__(self, other): if self.path == other.path: @@ -365,9 +868,22 @@ class Article (object): return cmp(self.title, other.title) + def add_comment(self, author, raw_content, link = ''): + c = Comment(self, len(self.comments)) + c.set(author, raw_content, link) + self.comments.append(c) + return c + + 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 @@ -376,9 +892,9 @@ class Article (object): 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] @@ -388,23 +904,40 @@ class Article (object): 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

" - 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 = [] @@ -412,11 +945,11 @@ class Article (object): tags.sort() for t in tags: l.append('%s' % \ - (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 = [] @@ -456,11 +989,9 @@ class DB (object): 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)) @@ -500,15 +1031,35 @@ class DB (object): # Main # - -def render_html(articles, db, actyear = None): +def render_comments(article, template, form_data): + print '' + for c in article.comments: + if c is None: + continue + print template.get_comment_header(c) + print c.to_html() + print template.get_comment_footer(c) + if not form_data: + form_data = CommentFormData() + form_data.action = blog_url + '/comment/' + article.uuid + '#comment' + captcha = captcha_method(article) + print template.get_comment_form(article, form_data, captcha.puzzle) + +def render_html(articles, db, actyear = None, show_comments = False, + redirect = None, form_data = None): + if redirect: + print 'Status: 303 See Other\r\n', + print 'Location: %s\r\n' % redirect, + print 'Content-type: text/html; charset=utf-8\r\n', + print '\r\n', template = Templates(templates_path, db, actyear) - print 'Content-type: text/html; charset=utf-8\n' print template.get_main_header() for a in articles: print template.get_article_header(a) print a.to_html() print template.get_article_footer(a) + if show_comments: + render_comments(a, template, form_data) print template.get_main_footer() def render_artlist(articles, db, actyear = None): @@ -548,6 +1099,11 @@ def render_atom(articles): } for a in articles: + vars = a.to_vars() + vars.update( { + 'url': full_url, + 'contents': a.to_html(), + } ) print """ %(arttitle)s @@ -555,29 +1111,20 @@ def render_atom(articles): %(url)s/post/%(uuid)s

%(arttitle)s - %(created)sZ - %(updated)sZ + %(ciso)sZ + %(uiso)sZ

%(contents)s

- """ % { - '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 "" def render_style(): - print 'Content-type: text/plain\n' + print 'Content-type: text/css\r\n\r\n', print default_css def handle_cgi(): @@ -592,7 +1139,9 @@ def handle_cgi(): atom = False style = False post = False + post_preview = False artlist = False + comment = False if os.environ.has_key('PATH_INFO'): path_info = os.environ['PATH_INFO'] @@ -600,9 +1149,11 @@ def handle_cgi(): atom = path_info == '/atom' tag = path_info.startswith('/tag/') post = path_info.startswith('/post/') + post_preview = path_info.startswith('/preview/post/') artlist = path_info.startswith('/list') - if not style and not atom and not post and not tag \ - and not artlist: + comment = path_info.startswith('/comment/') and enable_comments + if not style and not atom and not post and not post_preview \ + and not tag and not comment and not artlist: date = path_info.split('/')[1:] try: if len(date) > 1 and date[0]: @@ -616,13 +1167,30 @@ def handle_cgi(): elif post: uuid = path_info.replace('/post/', '') uuid = uuid.replace('/', '') + elif post_preview: + art_path = path_info.replace('/preview/post/', '') + art_path = urllib.unquote_plus(art_path) + art_path = os.path.join(data_path, art_path) + art_path = os.path.realpath(art_path) + common = os.path.commonprefix([data_path, art_path]) + if common != data_path: # something nasty happened + post_preview = False + art_path = art_path[len(data_path)+1:] elif tag: t = path_info.replace('/tag/', '') t = t.replace('/', '') t = urllib.unquote_plus(t) tags = set((t,)) + elif comment: + uuid = path_info.replace('/comment/', '') + uuid = uuid.replace('#comment', '') + uuid = uuid.replace('/', '') + author = form.getfirst('comformauthor', '') + link = form.getfirst('comformlink', '') + captcha = form.getfirst('comformcaptcha', '') + body = form.getfirst('comformbody', '') - 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) @@ -630,11 +1198,61 @@ def handle_cgi(): elif style: render_style() elif post: - render_html( [db.get_article(uuid)], db, year ) + render_html( [db.get_article(uuid)], db, year, enable_comments ) + elif post_preview: + article = Article(art_path, datetime.datetime.now(), + datetime.datetime.now()) + render_html( [article], db, year, enable_comments ) elif artlist: articles = db.get_articles() articles.sort(cmp = Article.title_cmp) render_artlist(articles, db) + elif comment: + form_data = CommentFormData(author.strip().replace('\n', ' '), + link.strip().replace('\n', ' '), captcha, + body.replace('\r', '')) + article = db.get_article(uuid) + captcha = captcha_method(article) + redirect = False + valid = True + if not form_data.author: + form_data.author_error = 'please, enter your name' + valid = False + if form_data.link: + link = valid_link(form_data.link) + if link: + form_data.link = link + else: + form_data.link_error = 'please, enter a ' \ + 'valid link' + valid = False + if not captcha.validate(form_data): + form_data.captcha_error = captcha.help + valid = False + if not form_data.body: + form_data.body_error = 'please, write a comment' + valid = False + else: + error = validate_rst(form_data.body, secure=False) + if error is not None: + (line, desc, ctx) = error + at = '' + if line: + at = ' at line %d' % line + form_data.body_error = 'error%s: %s' \ + % (at, desc) + valid = False + if valid: + c = article.add_comment(form_data.author, + form_data.body, form_data.link) + c.save() + cdb = CommentDB(article) + cdb.comments = article.comments + cdb.save() + redirect = blog_url + '/post/' + uuid + '#comment-' \ + + str(c.number) + render_html( [article], db, year, enable_comments, redirect, + form_data ) else: articles = db.get_articles(year, month, day, tags) articles.sort(reverse = True) @@ -658,22 +1276,33 @@ def handle_cmd(): 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() + if enable_comments: + comment_dir = os.path.join(comments_path, article.uuid) + try: + os.mkdir(comment_dir, 0775) + except OSError, e: + if e.errno != errno.EEXIST: + print "Error: can't create comments " \ + "directory %s (%s)" \ + % (comment_dir, e) + # otherwise is probably a removed and re-added + # article elif cmd == 'rm': article = Article(art_path) for a in db.articles: @@ -682,8 +1311,12 @@ def handle_cmd(): else: print "Error: no such article" return 1 + if enable_comments: + r = raw_input('Remove comments [y/N]? ') db.articles.remove(a) db.save() + if enable_comments and r.lower() == 'y': + shutil.rmtree(os.path.join(comments_path, a.uuid)) elif cmd == 'update': article = Article(art_path) for a in db.articles: @@ -702,7 +1335,10 @@ def handle_cmd(): if os.environ.has_key('GATEWAY_INTERFACE'): + i = datetime.datetime.now() handle_cgi() + f = datetime.datetime.now() + print '' % (f-i) else: sys.exit(handle_cmd())