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Initial revision
This commit is contained in:
Guido van Rossum
parent
efe640c00f
commit
1677e5b5dd
2 changed files with 1048 additions and 0 deletions
666
Tools/faqwiz/faqwiz.py
Normal file
666
Tools/faqwiz/faqwiz.py
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@ -0,0 +1,666 @@
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import sys, string, time, os, stat, regex, cgi, faqconf
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from cgi import escape
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class FileError:
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def __init__(self, file):
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self.file = file
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class InvalidFile(FileError):
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pass
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class NoSuchFile(FileError):
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def __init__(self, file, why=None):
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FileError.__init__(self, file)
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self.why = why
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def escapeq(s):
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s = escape(s)
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import regsub
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s = regsub.gsub('"', '"', s)
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return s
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def interpolate(format, entry={}, kwdict={}, **kw):
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s = format % MDict(kw, entry, kwdict, faqconf.__dict__)
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return s
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def emit(format, entry={}, kwdict={}, file=sys.stdout, **kw):
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s = format % MDict(kw, entry, kwdict, faqconf.__dict__)
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file.write(s)
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translate_prog = None
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def translate(text):
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global translate_prog
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if not translate_prog:
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import regex
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url = '\(http\|ftp\)://[^ \t\r\n]*'
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email = '\<[-a-zA-Z0-9._]+@[-a-zA-Z0-9._]+'
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translate_prog = prog = regex.compile(url + "\|" + email)
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else:
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prog = translate_prog
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i = 0
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list = []
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while 1:
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j = prog.search(text, i)
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if j < 0:
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break
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list.append(cgi.escape(text[i:j]))
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i = j
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url = prog.group(0)
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while url[-1] in ");:,.?'\"":
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url = url[:-1]
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url = escape(url)
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if ':' in url:
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repl = '<A HREF="%s">%s</A>' % (url, url)
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else:
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repl = '<A HREF="mailto:%s"><%s></A>' % (url, url)
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list.append(repl)
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i = i + len(url)
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j = len(text)
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list.append(cgi.escape(text[i:j]))
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return string.join(list, '')
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emphasize_prog = None
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def emphasize(line):
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global emphasize_prog
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import regsub
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if not emphasize_prog:
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import regex
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pat = "\*\([a-zA-Z]+\)\*"
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emphasize_prog = prog = regex.compile(pat)
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else:
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prog = emphasize_prog
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return regsub.gsub(prog, "<I>\\1</I>", line)
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def load_cookies():
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if not os.environ.has_key('HTTP_COOKIE'):
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return {}
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raw = os.environ['HTTP_COOKIE']
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words = map(string.strip, string.split(raw, ';'))
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cookies = {}
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for word in words:
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i = string.find(word, '=')
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if i >= 0:
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key, value = word[:i], word[i+1:]
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cookies[key] = value
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return cookies
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def load_my_cookie():
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cookies = load_cookies()
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try:
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value = cookies[faqconf.COOKIE_NAME]
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except KeyError:
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return {}
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import urllib
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value = urllib.unquote(value)
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words = string.split(value, '/')
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while len(words) < 3:
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words.append('')
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author = string.join(words[:-2], '/')
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email = words[-2]
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password = words[-1]
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return {'author': author,
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'email': email,
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'password': password}
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class MDict:
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def __init__(self, *d):
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self.__d = d
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def __getitem__(self, key):
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for d in self.__d:
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try:
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value = d[key]
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if value:
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return value
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except KeyError:
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pass
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return ""
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class UserInput:
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def __init__(self):
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self.__form = cgi.FieldStorage()
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def __getattr__(self, name):
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if name[0] == '_':
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raise AttributeError
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try:
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value = self.__form[name].value
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except (TypeError, KeyError):
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value = ''
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else:
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value = string.strip(value)
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setattr(self, name, value)
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return value
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def __getitem__(self, key):
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return getattr(self, key)
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class FaqFormatter:
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def __init__(self, entry):
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self.entry = entry
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def show(self, edit=1):
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entry = self.entry
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print "<HR>"
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print "<H2>%s</H2>" % escape(entry.title)
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pre = 0
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for line in string.split(entry.body, '\n'):
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if not string.strip(line):
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if pre:
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print '</PRE>'
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pre = 0
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else:
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print '<P>'
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else:
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if line[0] not in string.whitespace:
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if pre:
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print '</PRE>'
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pre = 0
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else:
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if not pre:
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print '<PRE>'
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pre = 1
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if '/' in line or '@' in line:
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line = translate(line)
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elif '<' in line or '&' in line:
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line = escape(line)
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if not pre and '*' in line:
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line = emphasize(line)
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print line
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if pre:
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print '</PRE>'
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pre = 0
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if edit:
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print '<P>'
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emit(faqconf.ENTRY_FOOTER, self.entry)
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if self.entry.last_changed_date:
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emit(faqconf.ENTRY_LOGINFO, self.entry)
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print '<P>'
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class FaqEntry:
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formatterclass = FaqFormatter
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def __init__(self, fp, file, sec_num):
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import rfc822
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self.file = file
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self.sec, self.num = sec_num
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self.__headers = rfc822.Message(fp)
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self.body = string.strip(fp.read())
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def __getattr__(self, name):
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if name[0] == '_':
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raise AttributeError
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key = string.join(string.split(name, '_'), '-')
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try:
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value = self.__headers[key]
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except KeyError:
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value = ''
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setattr(self, name, value)
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return value
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def __getitem__(self, key):
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return getattr(self, key)
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def show(self, edit=1):
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self.formatterclass(self).show(edit=edit)
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def load_version(self):
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command = interpolate(faqconf.SH_RLOG_H, self)
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p = os.popen(command)
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version = ""
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while 1:
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line = p.readline()
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if not line:
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break
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if line[:5] == 'head:':
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version = string.strip(line[5:])
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p.close()
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self.version = version
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class FaqDir:
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entryclass = FaqEntry
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__okprog = regex.compile('^faq\([0-9][0-9]\)\.\([0-9][0-9][0-9]\)\.htp$')
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def __init__(self, dir=os.curdir):
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self.__dir = dir
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self.__files = None
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def __fill(self):
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if self.__files is not None:
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return
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self.__files = files = []
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okprog = self.__okprog
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for file in os.listdir(self.__dir):
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if okprog.match(file) >= 0:
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files.append(file)
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files.sort()
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def good(self, file):
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return self.__okprog.match(file) >= 0
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def parse(self, file):
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if not self.good(file):
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return None
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sec, num = self.__okprog.group(1, 2)
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return string.atoi(sec), string.atoi(num)
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def roulette(self):
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self.__fill()
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import whrandom
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return whrandom.choice(self.__files)
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def list(self):
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# XXX Caller shouldn't modify result
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self.__fill()
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return self.__files
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def open(self, file):
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sec_num = self.parse(file)
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if not sec_num:
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raise InvalidFile(file)
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try:
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fp = open(file)
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except IOError, msg:
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raise NoSuchFile(file, msg)
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try:
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return self.entryclass(fp, file, sec_num)
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finally:
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fp.close()
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def show(self, file, edit=1):
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self.open(file).show(edit=edit)
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def new(self, sec):
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XXX
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class FaqWizard:
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def __init__(self):
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self.ui = UserInput()
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self.dir = FaqDir()
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def go(self):
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print "Content-type: text/html"
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req = self.ui.req or "home"
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mname = 'do_%s' % req
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try:
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meth = getattr(self, mname)
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except AttributeError:
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self.error("Bad request %s" % `req`)
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else:
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try:
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meth()
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except InvalidFile, exc:
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self.error("Invalid entry file name %s" % exc.file)
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except NoSuchFile, exc:
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self.error("No entry with file name %s" % exc.file)
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self.epilogue()
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def error(self, message, **kw):
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self.prologue(faqconf.T_ERROR)
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apply(emit, (message,), kw)
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def prologue(self, title, entry=None, **kw):
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emit(faqconf.PROLOGUE, entry, kwdict=kw, title=escape(title))
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def epilogue(self):
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emit(faqconf.EPILOGUE)
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def do_home(self):
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self.prologue(faqconf.T_HOME)
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emit(faqconf.HOME)
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def do_search(self):
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query = self.ui.query
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if not query:
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self.error("No query string")
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return
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self.prologue(faqconf.T_SEARCH)
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if self.ui.casefold == "no":
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p = regex.compile(query)
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else:
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p = regex.compile(query, regex.casefold)
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hits = []
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for file in self.dir.list():
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try:
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entry = self.dir.open(file)
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except FileError:
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constants
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if p.search(entry.title) >= 0 or p.search(entry.body) >= 0:
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hits.append(file)
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if not hits:
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emit(faqconf.NO_HITS, count=0)
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elif len(hits) <= faqconf.MAXHITS:
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if len(hits) == 1:
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emit(faqconf.ONE_HIT, count=1)
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else:
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emit(faqconf.FEW_HITS, count=len(hits))
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self.format_all(hits)
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else:
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emit(faqconf.MANY_HITS, count=len(hits))
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self.format_index(hits)
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def do_all(self):
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self.prologue(faqconf.T_ALL)
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files = self.dir.list()
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self.last_changed(files)
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self.format_all(files)
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def do_compat(self):
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files = self.dir.list()
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emit(faqconf.COMPAT)
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self.last_changed(files)
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self.format_all(files, edit=0)
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sys.exit(0)
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def last_changed(self, files):
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latest = 0
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for file in files:
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try:
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st = os.stat(file)
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except os.error:
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continue
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mtime = st[stat.ST_MTIME]
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if mtime > latest:
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latest = mtime
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print time.strftime(faqconf.LAST_CHANGED,
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time.localtime(time.time()))
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def format_all(self, files, edit=1):
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for file in files:
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self.dir.show(file, edit=edit)
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def do_index(self):
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self.prologue(faqconf.T_INDEX)
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self.format_index(self.dir.list())
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def format_index(self, files):
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sec = 0
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for file in files:
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try:
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entry = self.dir.open(file)
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except NoSuchFile:
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continue
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if entry.sec != sec:
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if sec:
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emit(faqconf.INDEX_ENDSECTION, sec=sec)
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sec = entry.sec
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emit(faqconf.INDEX_SECTION,
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sec=sec,
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title=faqconf.SECTION_TITLES[sec])
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emit(faqconf.INDEX_ENTRY, entry)
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if sec:
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emit(faqconf.INDEX_ENDSECTION, sec=sec)
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def do_recent(self):
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if not self.ui.days:
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days = 1
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else:
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days = string.atof(self.ui.days)
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now = time.time()
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try:
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cutoff = now - days * 24 * 3600
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except OverflowError:
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cutoff = 0
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list = []
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for file in self.dir.list():
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try:
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st = os.stat(file)
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except os.error:
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continue
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mtime = st[stat.ST_MTIME]
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if mtime >= cutoff:
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list.append((mtime, file))
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list.sort()
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list.reverse()
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self.prologue(faqconf.T_RECENT)
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if days <= 1:
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period = "%.2g hours" % (days*24)
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else:
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period = "%.6g days" % days
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if not list:
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emit(faqconf.NO_RECENT, period=period)
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elif len(list) == 1:
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emit(faqconf.ONE_RECENT, period=period)
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else:
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emit(faqconf.SOME_RECENT, period=period, count=len(list))
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self.format_all(map(lambda (mtime, file): file, list))
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emit(faqconf.TAIL_RECENT)
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def do_roulette(self):
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self.prologue(faqconf.T_ROULETTE)
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file = self.dir.roulette()
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self.dir.show(file)
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def do_help(self):
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self.prologue(faqconf.T_HELP)
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emit(faqconf.HELP)
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def do_show(self):
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entry = self.dir.open(self.ui.file)
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self.prologue("Python FAQ Entry")
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entry.show()
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def do_add(self):
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self.prologue(T_ADD)
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self.error("Not yet implemented")
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def do_delete(self):
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self.prologue(T_DELETE)
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self.error("Not yet implemented")
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def do_log(self):
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entry = self.dir.open(self.ui.file)
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self.prologue(faqconf.T_LOG, entry)
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emit(faqconf.LOG, entry)
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self.rlog(interpolate(faqconf.SH_RLOG, entry), entry)
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def rlog(self, command, entry=None):
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output = os.popen(command).read()
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sys.stdout.write("<PRE>")
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athead = 0
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lines = string.split(output, "\n")
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while lines and not lines[-1]:
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del lines[-1]
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if lines:
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line = lines[-1]
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if line[:1] == '=' and len(line) >= 40 and \
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line == line[0]*len(line):
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del lines[-1]
|
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for line in lines:
|
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if entry and athead and line[:9] == 'revision ':
|
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rev = string.strip(line[9:])
|
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if rev != "1.1":
|
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emit(faqconf.DIFFLINK, entry, rev=rev, line=line)
|
||||
else:
|
||||
print line
|
||||
athead = 0
|
||||
else:
|
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athead = 0
|
||||
if line[:1] == '-' and len(line) >= 20 and \
|
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line == len(line) * line[0]:
|
||||
athead = 1
|
||||
sys.stdout.write("<HR>")
|
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else:
|
||||
print line
|
||||
print "</PRE>"
|
||||
|
||||
def do_diff(self):
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||||
entry = self.dir.open(self.ui.file)
|
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rev = self.ui.rev
|
||||
r = regex.compile(
|
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"^\([1-9][0-9]?[0-9]?\)\.\([1-9][0-9]?[0-9]?[0-9]?\)$")
|
||||
if r.match(rev) < 0:
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self.error("Invalid revision number: %s" % `rev`)
|
||||
[major, minor] = map(string.atoi, r.group(1, 2))
|
||||
if minor == 1:
|
||||
self.error("No previous revision")
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||||
return
|
||||
prev = "%d.%d" % (major, minor-1)
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self.prologue(faqconf.T_DIFF, entry)
|
||||
self.shell(interpolate(faqconf.SH_RDIFF, entry, rev=rev, prev=prev))
|
||||
|
||||
def shell(self, command):
|
||||
output = os.popen(command).read()
|
||||
sys.stdout.write("<PRE>")
|
||||
print escape(output)
|
||||
print "</PRE>"
|
||||
|
||||
def do_new(self):
|
||||
editor = FaqEditor(self.ui, self.dir.new(self.file))
|
||||
self.prologue(faqconf.T_NEW)
|
||||
self.error("Not yet implemented")
|
||||
|
||||
def do_edit(self):
|
||||
entry = self.dir.open(self.ui.file)
|
||||
entry.load_version()
|
||||
self.prologue(faqconf.T_EDIT)
|
||||
emit(faqconf.EDITHEAD)
|
||||
emit(faqconf.EDITFORM1, entry, editversion=entry.version)
|
||||
emit(faqconf.EDITFORM2, entry, load_my_cookie(), log=self.ui.log)
|
||||
emit(faqconf.EDITFORM3)
|
||||
entry.show(edit=0)
|
||||
|
||||
def do_review(self):
|
||||
entry = self.dir.open(self.ui.file)
|
||||
entry.load_version()
|
||||
# Check that the FAQ entry number didn't change
|
||||
if string.split(self.ui.title)[:1] != string.split(entry.title)[:1]:
|
||||
self.error("Don't change the FAQ entry number please.")
|
||||
return
|
||||
# Check that the edited version is the current version
|
||||
if entry.version != self.ui.editversion:
|
||||
self.error("Version conflict.")
|
||||
emit(faqconf.VERSIONCONFLICT, entry, self.ui)
|
||||
return
|
||||
commit_ok = ((not faqconf.PASSWORD
|
||||
or self.ui.password == faqconf.PASSWORD)
|
||||
and self.ui.author
|
||||
and '@' in self.ui.email
|
||||
and self.ui.log)
|
||||
if self.ui.commit:
|
||||
if not commit_ok:
|
||||
self.cantcommit()
|
||||
else:
|
||||
self.commit()
|
||||
return
|
||||
self.prologue(faqconf.T_REVIEW)
|
||||
emit(faqconf.REVIEWHEAD)
|
||||
entry.body = self.ui.body
|
||||
entry.title = self.ui.title
|
||||
entry.show(edit=0)
|
||||
emit(faqconf.EDITFORM1, entry, self.ui)
|
||||
if commit_ok:
|
||||
emit(faqconf.COMMIT)
|
||||
else:
|
||||
emit(faqconf.NOCOMMIT)
|
||||
emit(faqconf.EDITFORM2, entry, load_my_cookie(), log=self.ui.log)
|
||||
emit(faqconf.EDITFORM3)
|
||||
|
||||
def cantcommit(self):
|
||||
self.prologue(faqconf.T_CANTCOMMIT)
|
||||
print faqconf.CANTCOMMIT_HEAD
|
||||
if not self.ui.passwd:
|
||||
emit(faqconf.NEED_PASSWD)
|
||||
if not self.ui.log:
|
||||
emit(faqconf.NEED_LOG)
|
||||
if not self.ui.author:
|
||||
emit(faqconf.NEED_AUTHOR)
|
||||
if not self.ui.email:
|
||||
emit(faqconf.NEED_EMAIL)
|
||||
print faqconf.CANTCOMMIT_TAIL
|
||||
|
||||
def commit(self):
|
||||
file = self.ui.file
|
||||
entry = self.dir.open(file)
|
||||
# Chech that there were any changes
|
||||
if self.ui.body == entry.body and self.ui.title == entry.title:
|
||||
self.error("No changes.")
|
||||
return
|
||||
# XXX Should lock here
|
||||
try:
|
||||
os.unlink(file)
|
||||
except os.error:
|
||||
pass
|
||||
try:
|
||||
f = open(file, "w")
|
||||
except IOError, why:
|
||||
self.error(faqconf.CANTWRITE, file=file, why=why)
|
||||
return
|
||||
date = time.ctime(time.time())
|
||||
emit(faqconf.FILEHEADER, self.ui, os.environ, date=date, file=f)
|
||||
f.write("\n")
|
||||
f.write(self.ui.body)
|
||||
f.write("\n")
|
||||
f.close()
|
||||
|
||||
import tempfile
|
||||
tfn = tempfile.mktemp()
|
||||
f = open(tfn, "w")
|
||||
emit(faqconf.LOGHEADER, self.ui, os.environ, date=date, file=f)
|
||||
f.close()
|
||||
|
||||
command = interpolate(
|
||||
faqconf.SH_LOCK + "\n" + faqconf.SH_CHECKIN,
|
||||
file=file, tfn=tfn)
|
||||
|
||||
p = os.popen(command)
|
||||
output = p.read()
|
||||
sts = p.close()
|
||||
# XXX Should unlock here
|
||||
if not sts:
|
||||
self.prologue(faqconf.T_COMMITTED)
|
||||
emit(faqconf.COMMITTED)
|
||||
else:
|
||||
self.error(faqconf.T_COMMITFAILED)
|
||||
emit(faqconf.COMMITFAILED, sts=sts)
|
||||
print "<PRE>%s</PRE>" % cgi.escape(output)
|
||||
|
||||
try:
|
||||
os.unlink(tfn)
|
||||
except os.error:
|
||||
pass
|
||||
|
||||
entry = self.dir.open(file)
|
||||
entry.show()
|
||||
|
||||
wiz = FaqWizard()
|
||||
wiz.go()
|
||||
|
||||
BOOTSTRAP = """\
|
||||
#! /usr/local/bin/python
|
||||
FAQDIR = "/usr/people/guido/python/FAQ"
|
||||
|
||||
# This bootstrap script should be placed in your cgi-bin directory.
|
||||
# You only need to edit the first two lines (above): Change
|
||||
# /usr/local/bin/python to where your Python interpreter lives (you
|
||||
# can't use /usr/bin/env here!); change FAQDIR to where your FAQ
|
||||
# lives. The faqwiz.py and faqconf.py files should live there, too.
|
||||
|
||||
import posix
|
||||
t1 = posix.times()
|
||||
import os, sys, time, operator
|
||||
os.chdir(FAQDIR)
|
||||
sys.path.insert(0, FAQDIR)
|
||||
try:
|
||||
import faqwiz
|
||||
except SystemExit, n:
|
||||
sys.exit(n)
|
||||
except:
|
||||
t, v, tb = sys.exc_type, sys.exc_value, sys.exc_traceback
|
||||
print
|
||||
import cgi
|
||||
cgi.print_exception(t, v, tb)
|
||||
t2 = posix.times()
|
||||
fmt = "<BR>(times: user %.3g, sys %.3g, ch-user %.3g, ch-sys %.3g, real %.3g)"
|
||||
print fmt % tuple(map(operator.sub, t2, t1))
|
||||
"""
|
||||
Loading…
Add table
Add a link
Reference in a new issue