[Python-checkins] python/dist/src/Demo/cgi wiki.py,NONE,1.1 cgi3.py,1.3,1.4
gvanrossum@users.sourceforge.net
gvanrossum@users.sourceforge.net
Thu, 17 Oct 2002 08:53:04 -0700
Update of /cvsroot/python/python/dist/src/Demo/cgi
In directory usw-pr-cvs1:/tmp/cvs-serv16897
Modified Files:
cgi3.py
Added Files:
wiki.py
Log Message:
Restructure: move all wiki code into a separate module.
--- NEW FILE: wiki.py ---
"""Wiki main program. Imported and run by cgi3.py."""
import os, re, cgi, sys
escape = cgi.escape
def main():
form = cgi.FieldStorage()
print "Content-type: text/html"
print
cmd = form.getvalue("cmd", "view")
page = form.getvalue("page", "FrontPage")
wiki = WikiPage(page)
wiki.load()
method = getattr(wiki, 'cmd_' + cmd, None) or wiki.cmd_view
method(form)
class WikiPage:
homedir = "/tmp"
scripturl = os.path.basename(sys.argv[0])
def __init__(self, name):
if not self.iswikiword(name):
raise ValueError, "page name is not a wiki word"
self.name = name
self.load()
def cmd_view(self, form):
print "<h1>", escape(self.splitwikiword(self.name)), "</h1>"
print "<p>"
for line in self.data.splitlines():
line = line.rstrip()
if not line:
print "<p>"
continue
words = re.split('(\W+)', line)
for i in range(len(words)):
word = words[i]
if self.iswikiword(word):
if os.path.isfile(self.mkfile(word)):
word = self.mklink("view", word, word)
else:
word = self.mklink("new", word, word + "*")
else:
word = escape(word)
words[i] = word
print "".join(words)
print "<hr>"
print "<p>", self.mklink("edit", self.name, "Edit this page") + ";"
print self.mklink("view", "FrontPage", "go to front page") + "."
def cmd_edit(self, form, label="Change"):
print "<h1>", label, self.name, "</h1>"
print '<form method="POST" action="%s">' % self.scripturl
s = '<textarea cols="70" rows="20" name="text">%s</textarea>'
print s % self.data
print '<input type="hidden" name="cmd" value="create">'
print '<input type="hidden" name="page" value="%s">' % self.name
print '<br>'
print '<input type="submit" value="%s Page">' % label
print "</form>"
def cmd_create(self, form):
self.data = form.getvalue("text", "").strip()
error = self.store()
if error:
print "<h1>I'm sorry. That didn't work</h1>"
print "<p>An error occurred while attempting to write the file:"
print "<p>", escape(error)
else:
self.cmd_view(form)
def cmd_new(self, form):
self.cmd_edit(form, label="Create Page")
def iswikiword(self, word):
return re.match("[A-Z][a-z]+([A-Z][a-z]*)+", word)
def splitwikiword(self, word):
chars = []
for c in word:
if chars and c.isupper():
chars.append(' ')
chars.append(c)
return "".join(chars)
def mkfile(self, name=None):
if name is None:
name = self.name
return os.path.join(self.homedir, name + ".txt")
def mklink(self, cmd, page, text):
link = self.scripturl + "?cmd=" + cmd + "&page=" + page
return '<a href="%s">%s</a>' % (link, text)
def load(self):
try:
f = open(self.mkfile())
data = f.read().strip()
f.close()
except IOError:
data = ""
self.data = data
def store(self):
data = self.data
try:
f = open(self.mkfile(), "w")
f.write(data)
if data and not data.endswith('\n'):
f.write('\n')
f.close()
return ""
except IOError, err:
return "IOError: %s" % str(err)
Index: cgi3.py
===================================================================
RCS file: /cvsroot/python/python/dist/src/Demo/cgi/cgi3.py,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** cgi3.py 17 Oct 2002 13:34:01 -0000 1.3
--- cgi3.py 17 Oct 2002 15:53:02 -0000 1.4
***************
*** 5,121 ****
import cgitb; cgitb.enable()
! import os, re, cgi, sys
! escape = cgi.escape
!
! def main():
! form = cgi.FieldStorage()
! print "Content-type: text/html"
! print
! cmd = form.getvalue("cmd", "view")
! page = form.getvalue("page", "FrontPage")
! wiki = WikiPage(page)
! wiki.load()
! method = getattr(wiki, 'cmd_' + cmd, None) or wiki.cmd_view
! method(form)
!
! class WikiPage:
!
! homedir = "/tmp"
! scripturl = os.path.basename(sys.argv[0])
!
! def __init__(self, name):
! if not self.iswikiword(name):
! raise ValueError, "page name is not a wiki word"
! self.name = name
! self.load()
!
! def cmd_view(self, form):
! print "<h1>", escape(self.splitwikiword(self.name)), "</h1>"
! print "<p>"
! for line in self.data.splitlines():
! line = line.rstrip()
! if not line:
! print "<p>"
! continue
! words = re.split('(\W+)', line)
! for i in range(len(words)):
! word = words[i]
! if self.iswikiword(word):
! if os.path.isfile(self.mkfile(word)):
! word = self.mklink("view", word, word)
! else:
! word = self.mklink("new", word, word + "*")
! else:
! word = escape(word)
! words[i] = word
! print "".join(words)
! print "<hr>"
! print "<p>", self.mklink("edit", self.name, "Edit this page") + ";"
! print self.mklink("view", "FrontPage", "go to front page") + "."
!
! def cmd_edit(self, form, label="Change"):
! print "<h1>", label, self.name, "</h1>"
! print '<form method="POST" action="%s">' % self.scripturl
! s = '<textarea cols="70" rows="20" name="text">%s</textarea>'
! print s % self.data
! print '<input type="hidden" name="cmd" value="create">'
! print '<input type="hidden" name="page" value="%s">' % self.name
! print '<br>'
! print '<input type="submit" value="%s Page">' % label
! print "</form>"
!
! def cmd_create(self, form):
! self.data = form.getvalue("text", "").strip()
! error = self.store()
! if error:
! print "<h1>I'm sorry. That didn't work</h1>"
! print "<p>An error occurred while attempting to write the file:"
! print "<p>", escape(error)
! else:
! self.cmd_view(form)
!
! def cmd_new(self, form):
! self.cmd_edit(form, label="Create Page")
!
! def iswikiword(self, word):
! return re.match("[A-Z][a-z]+([A-Z][a-z]*)+", word)
!
! def splitwikiword(self, word):
! chars = []
! for c in word:
! if chars and c.isupper():
! chars.append(' ')
! chars.append(c)
! return "".join(chars)
!
! def mkfile(self, name=None):
! if name is None:
! name = self.name
! return os.path.join(self.homedir, name)
!
! def mklink(self, cmd, page, text):
! link = self.scripturl + "?cmd=" + cmd + "&page=" + page
! return '<a href="%s">%s</a>' % (link, text)
!
! def load(self):
! try:
! f = open(self.mkfile())
! data = f.read().strip()
! f.close()
! except IOError:
! data = ""
! self.data = data
!
! def store(self):
! data = self.data
! try:
! f = open(self.mkfile(), "w")
! f.write(data)
! if data and not data.endswith('\n'):
! f.write('\n')
! f.close()
! return ""
! except IOError, err:
! return "IOError: %s" % str(err)
if __name__ == "__main__":
--- 5,9 ----
import cgitb; cgitb.enable()
! from wiki import main
if __name__ == "__main__":