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| author | Georg Brandl <georg@python.org> | 2010-12-30 17:22:33 (GMT) |
|---|---|---|
| committer | Georg Brandl <georg@python.org> | 2010-12-30 17:22:33 (GMT) |
| commit | 4cf83f4d128bd40ebe3b6e59ced4895f554d18de (patch) | |
| tree | ccc6e4c3e03a711c45f4badf811314231d646d95 /Demo/cgi/wiki.py | |
| parent | d1fc34d563a9fd06a78226b1bb4e56286c70e035 (diff) | |
| download | cpython-4cf83f4d128bd40ebe3b6e59ced4895f554d18de.zip cpython-4cf83f4d128bd40ebe3b6e59ced4895f554d18de.tar.gz cpython-4cf83f4d128bd40ebe3b6e59ced4895f554d18de.tar.bz2 | |
Remove some of the old demos. (Put a few somewhere else.)
Diffstat (limited to 'Demo/cgi/wiki.py')
| -rw-r--r-- | Demo/cgi/wiki.py | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/Demo/cgi/wiki.py b/Demo/cgi/wiki.py deleted file mode 100644 index 6b97113..0000000 --- a/Demo/cgi/wiki.py +++ /dev/null @@ -1,123 +0,0 @@ -"""Wiki main program. Imported and run by cgi3.py.""" - -import os, re, cgi, sys, tempfile -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) - method = getattr(wiki, 'cmd_' + cmd, None) or wiki.cmd_view - method(form) - -class WikiPage: - - homedir = tempfile.gettempdir() - 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>") - else: - print(self.formatline(line)) - print("<hr>") - print("<p>", self.mklink("edit", self.name, "Edit this page") + ";") - print(self.mklink("view", "FrontPage", "go to front page") + ".") - - def formatline(self, line): - words = [] - for word in re.split('(\W+)', line): - 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.append(word) - return "".join(words) - - 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: - # Use a redirect directive, to avoid "reload page" problems - print("<head>") - s = '<meta http-equiv="refresh" content="1; URL=%s">' - print(s % (self.scripturl + "?cmd=view&page=" + self.name)) - print("<head>") - print("<h1>OK</h1>") - print("<p>If nothing happens, please click here:", end=' ') - print(self.mklink("view", self.name, self.name)) - - def cmd_new(self, form): - self.cmd_edit(form, label="Create") - - 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 as err: - return "IOError: %s" % str(err) |