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Diffstat (limited to 'Tools/faqwiz/faqmain.py')
| -rw-r--r-- | Tools/faqwiz/faqmain.py | 858 |
1 files changed, 0 insertions, 858 deletions
diff --git a/Tools/faqwiz/faqmain.py b/Tools/faqwiz/faqmain.py deleted file mode 100644 index 7550bd0..0000000 --- a/Tools/faqwiz/faqmain.py +++ /dev/null @@ -1,858 +0,0 @@ -"""Interactive FAQ project. - -Note that this is not an executable script; it's an importable module. -The actual CGI script can be kept minimal; it's appended at the end of -this file as a string constant. - -XXX TO DO - -XXX User Features TO DO - -- next/prev/index links in do_show??? -- explanation of editing somewhere -- embellishments, GIFs, hints, etc. -- support adding annotations, too -- restrict recent changes to last week (or make it an option) -- extended search capabilities - -XXX Management Features TO DO - -- username/password for authors -- create new sections -- rearrange entries -- delete entries -- freeze entries -- send email on changes? -- send email on ERRORS! -- optional staging of entries until reviewed? - (could be done using rcs branches!) -- prevent race conditions on nearly simultaneous commits - -XXX Performance - -- could cache generated HTML -- could speed up searches with a separate index file - -XXX Code organization TO DO - -- read section titles from a file (could be a Python file: import faqcustom) -- customize rcs command pathnames (and everything else) -- make it more generic (so you can create your own FAQ) -- more OO structure, e.g. add a class representing one FAQ entry - -""" - -# NB for timing purposes, the imports are at the end of this file - -PASSWORD = "Spam" - -NAMEPAT = "faq??.???.htp" -NAMEREG = "^faq\([0-9][0-9]\)\.\([0-9][0-9][0-9]\)\.htp$" - -SECTIONS = { - "1": "General information and availability", - "2": "Python in the real world", - "3": "Building Python and Other Known Bugs", - "4": "Programming in Python", - "5": "Extending Python", - "6": "Python's design", - "7": "Using Python on non-UNIX platforms", -} - -class FAQServer: - - def __init__(self): - pass - - def main(self): - self.form = cgi.FieldStorage() - req = self.req or 'frontpage' - try: - method = getattr(self, 'do_%s' % req) - except AttributeError: - print "Unrecognized request type", req - else: - method() - self.epilogue() - - KEYS = ['req', 'query', 'name', 'text', 'commit', 'title', - 'author', 'email', 'log', 'section', 'number', 'add', - 'version', 'edit', 'password'] - - def __getattr__(self, key): - if key not in self.KEYS: - raise AttributeError - try: - form = self.form - try: - item = form[key] - except TypeError, msg: - raise KeyError, msg, sys.exc_traceback - except KeyError: - return '' - value = self.form[key].value - value = string.strip(value) - setattr(self, key, value) - return value - - def do_frontpage(self): - self.prologue("Python FAQ Wizard (beta test)") - print """ - <UL> - <LI><A HREF="faq.py?req=index">FAQ index</A> - <LI><A HREF="faq.py?req=all">The whole FAQ</A> - <LI><A HREF="faq.py?req=roulette">FAQ roulette</A> - <LI><A HREF="faq.py?req=recent">Recently changed FAQ entries</A> - <LI><A HREF="faq.py?req=add">Add a new FAQ entry</A> - <LI><A HREF="faq.py?req=delete">Delete a FAQ entry</A> - </UL> - - <HR> - - <H2>Search the FAQ</H2> - - <FORM ACTION="faq.py"> - <INPUT TYPE=text NAME=query> - <INPUT TYPE=submit VALUE="Search"><BR> - (Case insensitive regular expressions.) - <INPUT TYPE=hidden NAME=req VALUE=query> - </FORM> - <HR> - <P> - Disclaimer: these pages are intended to be edited by anyone. - Please exercise discretion when editing, don't be rude, etc. - """ - - def do_index(self): - self.prologue("Python FAQ Index") - names = os.listdir(os.curdir) - names.sort() - section = None - for name in names: - headers, text = self.read(name) - if headers: - title = headers['title'] - i = string.find(title, '.') - nsec = title[:i] - if nsec != section: - if section: - print """ - <P> - <LI><A HREF="faq.py?req=add&section=%s" - >Add new entry</A> (at this point) - </UL> - """ % section - section = nsec - if SECTIONS.has_key(section): - stitle = SECTIONS[section] - else: - stitle = "" - print "<H2>Section %s. %s</H2>" % (section, stitle) - print "<UL>" - print '<LI><A HREF="faq.py?req=show&name=%s">%s</A>' % ( - name, cgi.escape(title)) - if section: - print """ - <P> - <LI><A HREF="faq.py?req=add&section=%s">Add new entry</A> - (at this point) - </UL> - """ % section - else: - print "No FAQ entries?!?!" - - def do_show(self): - self.prologue("Python FAQ Entry") - print "<HR>" - name = self.name - headers, text = self.read(name) - if not headers: - self.error("Invalid file name", name) - return - self.show(name, headers['title'], text) - - def do_all(self): - import fnmatch, stat - self.prologue("The Whole Python FAQ") - names = os.listdir(os.curdir) - lastmtime = 0 - for name in names: - if not fnmatch.fnmatch(name, NAMEPAT): - continue - try: - st = os.stat(name) - except os.error: - continue - lastmtime = max(lastmtime, st[stat.ST_MTIME]) - if lastmtime: - print time.strftime("Last changed on %c %Z", - time.localtime(lastmtime)) - names.sort() - section = None - print "<HR>" - for name in names: - headers, text = self.read(name) - if headers: - title = headers['title'] - i = string.find(title, '.') - nsec = title[:i] - if nsec != section: - section = nsec - if SECTIONS.has_key(section): - stitle = SECTIONS[section] - else: - stitle = "" - print "<H1>Section %s. %s</H1>" % (section, stitle) - print "<HR>" - self.show(name, title, text, edit=(self.edit != 'no')) - if not section: - print "No FAQ entries?!?!" - - def do_roulette(self): - import whrandom - self.prologue("Python FAQ Roulette") - print """ - Please check the correctness of the entry below. - If you find any problems, please edit the entry. - <P> - <HR> - """ - names = os.listdir(os.curdir) - while names: - name = whrandom.choice(names) - headers, text = self.read(name) - if headers: - self.show(name, headers['title'], text) - print "<P>Use `Reload' to show another one." - break - else: - names.remove(name) - else: - print "No FAQ entries?!?!" - - def do_recent(self): - import fnmatch, stat - names = os.listdir(os.curdir) - now = time.time() - list = [] - for name in names: - if not fnmatch.fnmatch(name, NAMEPAT): - continue - try: - st = os.stat(name) - except os.error: - continue - tuple = (st[stat.ST_MTIME], name) - list.append(tuple) - list.sort() - list.reverse() - self.prologue("Python FAQ, Most Recently Modified First") - print "<HR>" - n = 0 - for (mtime, name) in list: - headers, text = self.read(name) - if headers and headers.has_key('last-changed-date'): - self.show(name, headers['title'], text) - n = n+1 - if not n: - print "No FAQ entries?!?!" - - def do_query(self): - query = self.query - if not query: - self.error("No query string") - return - import regex - self.prologue("Python FAQ Query Results") - p = regex.compile(query, regex.casefold) - names = os.listdir(os.curdir) - names.sort() - print "<HR>" - n = 0 - for name in names: - headers, text = self.read(name) - if headers: - title = headers['title'] - if p.search(title) >= 0 or p.search(text) >= 0: - self.show(name, title, text) - n = n+1 - if not n: - print "No hits." - - def do_add(self): - section = self.section - if not section: - self.prologue("How to add a new FAQ entry") - print """ - Go to the <A HREF="faq.py?req=index">FAQ index</A> - and click on the "Add new entry" link at the end - of the section to which you want to add the entry. - """ - return - try: - nsec = string.atoi(section) - except ValueError: - print "Bad section number", nsec - names = os.listdir(os.curdir) - max = 0 - import regex - prog = regex.compile(NAMEREG) - for name in names: - if prog.match(name) >= 0: - s1, s2 = prog.group(1, 2) - n1, n2 = string.atoi(s1), string.atoi(s2) - if n1 == nsec: - if n2 > max: - max = n2 - if not max: - self.error("Can't add new sections yet.") - return - num = max+1 - name = "faq%02d.%03d.htp" % (nsec, num) - self.name = name - self.add = "yes" - self.number = str(num) - self.do_edit() - - def do_delete(self): - self.prologue("How to delete a FAQ entry") - print """ - At the moment, there's no direct way to delete entries. - This is because the entry numbers are also their - unique identifiers -- it's a bad idea to renumber entries. - <P> - If you really think an entry needs to be deleted, - change the title to "(deleted)" and make the body - empty (keep the entry number in the title though). - """ - - def do_edit(self): - name = self.name - headers, text = self.read(name) - if not headers: - self.error("Invalid file name", name) - return - self.prologue("Python FAQ Edit Wizard - Edit Form") - print '<A HREF="/python/faqhelp.html">Click for Help</A>' - title = headers['title'] - version = self.getversion(name) - print "<FORM METHOD=POST ACTION=faq.py>" - self.showedit(name, title, text) - if self.add: - print """ - <INPUT TYPE=hidden NAME=add VALUE=%s> - <INPUT TYPE=hidden NAME=section VALUE=%s> - <INPUT TYPE=hidden NAME=number VALUE=%s> - """ % (self.add, self.section, self.number) - print """ - <INPUT TYPE=submit VALUE="Review Edit"> - <INPUT TYPE=hidden NAME=req VALUE=review> - <INPUT TYPE=hidden NAME=name VALUE=%s> - <INPUT TYPE=hidden NAME=version VALUE=%s> - </FORM> - <HR> - """ % (name, version) - self.show(name, title, text, edit=0) - - def do_review(self): - if self.commit: - self.checkin() - return - name = self.name - text = self.text - title = self.title - headers, oldtext = self.read(name) - if not headers: - self.error("Invalid file name", name) - return - if self.author or '@' in self.email or self.password: - self.set_cookie(self.author, self.email, self.password) - self.prologue("Python FAQ Edit Wizard - Review Form") - print '<A HREF="/python/faqhelp.html">Click for Help</A>' - print "<HR>" - self.show(name, title, text, edit=0) - print "<FORM METHOD=POST ACTION=faq.py>" - if self.password == PASSWORD \ - and self.log and self.author and '@' in self.email: - print """ - <INPUT TYPE=submit NAME=commit VALUE="Commit"> - Click this button to commit the change. - <P> - <HR> - <P> - """ - else: - print """ - To commit this change, please enter a log message, - your name, your email address, - and the correct password in the form below. - <P> - <HR> - <P> - """ - self.showedit(name, title, text) - if self.add: - print """ - <INPUT TYPE=hidden NAME=add VALUE=%s> - <INPUT TYPE=hidden NAME=section VALUE=%s> - <INPUT TYPE=hidden NAME=number VALUE=%s> - """ % (self.add, self.section, self.number) - print """ - <BR> - <INPUT TYPE=submit VALUE="Review Edit"> - <INPUT TYPE=hidden NAME=req VALUE=review> - <INPUT TYPE=hidden NAME=name VALUE=%s> - <INPUT TYPE=hidden NAME=version VALUE=%s> - </FORM> - <HR> - """ % (name, self.version) - - def do_info(self): - name = self.name - headers, text = self.read(name) - if not headers: - self.error("Invalid file name", name) - return - self.prologue("Info for %s" % name) - print '<PRE>' - p = os.popen("/depot/gnu/plat/bin/rlog -r %s </dev/null 2>&1" % - self.name) - output = p.read() - p.close() - print cgi.escape(output) - print '</PRE>' - print '<A HREF="faq.py?req=rlog&name=%s">View full rcs log</A>' % name - - def do_rlog(self): - name = self.name - headers, text = self.read(name) - if not headers: - self.error("Invalid file name", name) - return - self.prologue("RCS log for %s" % name) - print '<PRE>' - p = os.popen("/depot/gnu/plat/bin/rlog %s </dev/null 2>&1" % self.name) - output = p.read() - p.close() - print cgi.escape(output) - print '</PRE>' - - def checkin(self): - import regsub, time, tempfile - name = self.name - password = self.password - if password != PASSWORD: - self.error("Invalid password.") - return - if not (self.log and self.author and '@' in self.email): - self.error("No log message, no author, or invalid email.") - return - headers, oldtext = self.read(name) - if not headers: - self.error("Invalid file name", name) - return - version = self.version - curversion = self.getversion(name) - if version != curversion: - self.error( - "Version conflict.", - "You edited version %s but current version is %s." % ( - version, curversion), - """ - <P> - The two most common causes of this problem are: - <UL> - <LI>After committing a change, you went back in your browser, - edited the entry some more, and clicked Commit again. - <LI>Someone else started editing the same entry and committed - before you did. - </UL> - <P> - """, - '<A HREF="faq.py?req=show&name=%s"' % name, - '>Click here to reload the entry and try again.</A>') - return - text = self.text - title = self.title - author = self.author - email = self.email - log = self.log - text = regsub.gsub("\r\n", "\n", text) - log = regsub.gsub("\r\n", "\n", log) - author = string.join(string.split(author)) - email = string.join(string.split(email)) - title = string.join(string.split(title)) - oldtitle = headers['title'] - oldtitle = string.join(string.split(oldtitle)) - text = string.strip(text) - oldtext = string.strip(oldtext) - if text == oldtext and title == oldtitle: - self.error("No changes.") - return - # Check that the FAQ entry number didn't change - if string.split(title)[:1] != string.split(oldtitle)[:1]: - self.error("Don't change the FAQ entry number please.") - return - remhost = os.environ["REMOTE_HOST"] - remaddr = os.environ["REMOTE_ADDR"] - try: - os.unlink(name + "~") - except os.error: - pass - try: - os.rename(name, name + "~") - except os.error: - pass - try: - os.unlink(name) - except os.error: - pass - try: - f = open(name, "w") - except IOError, msg: - self.error("Can't open", name, "for writing:", cgi.escape(str(msg))) - return - now = time.ctime(time.time()) - f.write("Title: %s\n" % title) - f.write("Last-Changed-Date: %s\n" % now) - f.write("Last-Changed-Author: %s\n" % author) - f.write("Last-Changed-Email: %s\n" % email) - f.write("Last-Changed-Remote-Host: %s\n" % remhost) - f.write("Last-Changed-Remote-Address: %s\n" % remaddr) - keys = headers.keys() - keys.sort() - keys.remove('title') - for key in keys: - if key[:13] != 'last-changed-': - f.write("%s: %s\n" % (string.capwords(key, '-'), - headers[key])) - f.write("\n") - f.write(text) - f.write("\n") - f.close() - - tfn = tempfile.mktemp() - f = open(tfn, "w") - f.write("Last-Changed-Date: %s\n" % now) - f.write("Last-Changed-Author: %s\n" % author) - f.write("Last-Changed-Email: %s\n" % email) - f.write("Last-Changed-Remote-Host: %s\n" % remhost) - f.write("Last-Changed-Remote-Address: %s\n" % remaddr) - f.write("\n") - f.write(log) - f.write("\n") - f.close() - - # Do this for show() below - self.headers = { - 'title': title, - 'last-changed-date': now, - 'last-changed-author': author, - 'last-changed-email': email, - 'last-changed-remote-host': remhost, - 'last-changed-remote-address': remaddr, - } - - p = os.popen(""" - /depot/gnu/plat/bin/rcs -l %s </dev/null 2>&1 - /depot/gnu/plat/bin/ci -u %s <%s 2>&1 - rm -f %s - """ % (name, name, tfn, tfn)) - output = p.read() - sts = p.close() - if not sts: - self.set_cookie(author, email, password) - self.prologue("Python FAQ Entry Edited") - print "<HR>" - self.show(name, title, text) - if output: - print "<PRE>%s</PRE>" % cgi.escape(output) - else: - self.error("Python FAQ Entry Commit Failed", - "Exit status 0x%04x" % sts) - if output: - print "<PRE>%s</PRE>" % cgi.escape(output) - - def set_cookie(self, author, email, password): - name = "Python-FAQ-Wizard" - value = "%s/%s/%s" % (author, email, password) - import urllib - value = urllib.quote(value) - print "Set-Cookie: %s=%s; path=/cgi-bin/;" % (name, value), - import time - now = time.time() - then = now + 28 * 24 * 3600 - gmt = time.gmtime(then) - print time.strftime("expires=%a, %d-%b-%x %X GMT", gmt) - - def get_cookie(self): - if not os.environ.has_key('HTTP_COOKIE'): - return "", "", "" - raw = os.environ['HTTP_COOKIE'] - words = map(string.strip, string.split(raw, ';')) - cookies = {} - for word in words: - i = string.find(word, '=') - if i >= 0: - key, value = word[:i], word[i+1:] - cookies[key] = value - if not cookies.has_key('Python-FAQ-Wizard'): - return "", "", "" - value = cookies['Python-FAQ-Wizard'] - import urllib - value = urllib.unquote(value) - words = string.split(value, '/') - while len(words) < 3: - words.append('') - author = string.join(words[:-2], '/') - email = words[-2] - password = words[-1] - return author, email, password - - def showedit(self, name, title, text): - author = self.author - email = self.email - password = self.password - if not author or not email or not password: - a, e, p = self.get_cookie() - author = author or a - email = email or e - password = password or p - print """ - Title: <INPUT TYPE=text SIZE=70 NAME=title VALUE="%s"><BR> - <TEXTAREA COLS=80 ROWS=20 NAME=text>%s\n</TEXTAREA>""" % ( - self.escape(title), cgi.escape(string.strip(text))) - print """<BR> - Log message (reason for the change):<BR> - <TEXTAREA COLS=80 ROWS=5 NAME=log>%s\n</TEXTAREA><BR> - Please provide the following information for logging purposes: - <TABLE FRAME=none COLS=2> - <TR> - <TD>Name: - <TD><INPUT TYPE=text SIZE=40 NAME=author VALUE="%s"> - <TR> - <TD>Email: - <TD><INPUT TYPE=text SIZE=40 NAME=email VALUE="%s"> - <TR> - <TD>Password: - <TD><INPUT TYPE=password SIZE=40 NAME=password VALUE="%s"> - </TABLE> - """ % (self.escape(self.log), self.escape(author), - self.escape(email), self.escape(password)) - - def escape(self, s): - import regsub - if '&' in s: - s = regsub.gsub("&", "&", s) # Must be done first! - if '<' in s: - s = regsub.gsub("<", "<", s) - if '>' in s: - s = regsub.gsub(">", ">", s) - if '"' in s: - s = regsub.gsub('"', """, s) - return s - - def showheaders(self, headers): - print "<UL>" - keys = map(string.lower, headers.keys()) - keys.sort() - for key in keys: - print "<LI><B>%s:</B> %s" % (string.capwords(key, '-'), - headers[key] or '') - print "</UL>" - - headers = None - - def read(self, name): - self.headers = None - import fnmatch, rfc822 - if not fnmatch.fnmatch(name, NAMEPAT): - return None, None - if self.add: - try: - fname = "faq%02d.%03d.htp" % (string.atoi(self.section), - string.atoi(self.number)) - except ValueError: - return None, None - if fname != name: - return None, None - headers = {'title': "%s.%s. " % (self.section, self.number)} - text = "" - else: - f = open(name) - headers = rfc822.Message(f) - text = f.read() - f.close() - self.headers = headers - return headers, text - - def show(self, name, title, text, edit=1): - print "<H2>%s</H2>" % cgi.escape(title) - pre = 0 - for line in string.split(text, '\n'): - if not string.strip(line): - if pre: - print '</PRE>' - pre = 0 - else: - print '<P>' - else: - if line[0] not in string.whitespace: - if pre: - print '</PRE>' - pre = 0 - else: - if not pre: - print '<PRE>' - pre = 1 - if '/' in line or '@' in line: - line = self.translate(line) - elif '<' in line or '&' in line: - line = cgi.escape(line) - if not pre and '*' in line: - line = self.emphasize(line) - print line - if pre: - print '</PRE>' - pre = 0 - print '<P>' - if edit: - print """ - <A HREF="faq.py?req=edit&name=%s">Edit this entry</A> / - <A HREF="faq.py?req=info&name=%s" TARGET=rlog>Log info</A> - """ % (name, name) - if self.headers: - try: - date = self.headers['last-changed-date'] - author = self.headers['last-changed-author'] - email = self.headers['last-changed-email'] - except KeyError: - pass - else: - s = '/ Last changed on %s by <A HREF="mailto:%s">%s</A>' - print s % (date, email, author) - print '<P>' - print "<HR>" - - def getversion(self, name): - p = os.popen("/depot/gnu/plat/bin/rlog -h %s </dev/null 2>&1" % name) - head = "*new*" - while 1: - line = p.readline() - if not line: - break - if line[:5] == 'head:': - head = string.strip(line[5:]) - p.close() - return head - - def prologue(self, title): - title = cgi.escape(title) - print ''' - <HTML> - <HEAD> - <TITLE>%s</TITLE> - </HEAD> - <BODY BACKGROUND="http://www.python.org/pics/RedShort.gif" - BGCOLOR="#FFFFFF" - TEXT="#000000" - LINK="#AA0000" - VLINK="#906A6A"> - <H1>%s</H1> - ''' % (title, title) - - def error(self, *messages): - self.prologue("Python FAQ error") - print "Sorry, an error occurred:<BR>" - for message in messages: - print message, - print - - def epilogue(self): - if self.edit == 'no': - global wanttime - wanttime = 0 - else: - print ''' - <P> - <HR> - <A HREF="http://www.python.org">Python home</A> / - <A HREF="faq.py?req=frontpage">FAQ Wizard home</A> / - Feedback to <A HREF="mailto:guido@python.org">GvR</A> - ''' - print ''' - </BODY> - </HTML> - ''' - - translate_prog = None - - def translate(self, text): - if not self.translate_prog: - import regex - url = '\(http\|ftp\)://[^ \t\r\n]*' - email = '\<[-a-zA-Z0-9._]+@[-a-zA-Z0-9._]+' - self.translate_prog = prog = regex.compile(url + "\|" + email) - else: - prog = self.translate_prog - i = 0 - list = [] - while 1: - j = prog.search(text, i) - if j < 0: - break - list.append(cgi.escape(text[i:j])) - i = j - url = prog.group(0) - while url[-1] in ");:,.?'\"": - url = url[:-1] - url = self.escape(url) - if ':' in url: - repl = '<A HREF="%s">%s</A>' % (url, url) - else: - repl = '<A HREF="mailto:%s"><%s></A>' % (url, url) - list.append(repl) - i = i + len(url) - j = len(text) - list.append(cgi.escape(text[i:j])) - return string.join(list, '') - - emphasize_prog = None - - def emphasize(self, line): - import regsub - if not self.emphasize_prog: - import regex - pat = "\*\([a-zA-Z]+\)\*" - self.emphasize_prog = prog = regex.compile(pat) - else: - prog = self.emphasize_prog - return regsub.gsub(prog, "<I>\\1</I>", line) - -print "Content-type: text/html" -dt = 0 -wanttime = 0 -try: - import time - t1 = time.time() - import cgi, string, os, sys - x = FAQServer() - x.main() - t2 = time.time() - dt = t2-t1 - wanttime = 1 -except: - print "\n<HR>Sorry, an error occurred" - cgi.print_exception() -if wanttime: - print "<BR>(running time = %s seconds)" % str(round(dt, 3)) - -# The following bootstrap script must be placed in cgi-bin/faq.py: -BOOTSTRAP = """ -#! /usr/local/bin/python -FAQDIR = "/usr/people/guido/python/FAQ" -import os, sys -os.chdir(FAQDIR) -sys.path.insert(0, os.curdir) -import faqmain -""" |