def load_from_file(self):
filename = self.filename
if not os.path.isfile(filename):
raise apache.SERVER_RETURN, apache.HTTP_NOT_FOUND
mtime = os.path.getmtime(filename)
# check cache
code = self.cache_get(filename, mtime)
# check for precompiled file
if not code:
code = self.cfile_get(filename, mtime)
# finally parse and compile
if not code:
dir, fname = path_split(self.filename)
source = _psp.parse(fname, dir)
code = compile(source, filename, "exec")
# store in cache
self.cache_store(filename, mtime, code)
self.code = code
def display_code(self):
"""
Display a niceliy HTML-formatted side-by-side of
what PSP generated next to orinial code.
"""
req, filename = self.req, self.filename
# Because of caching, source code is most often not
# available in this object, so we read it here
# (instead of trying to get it in __init__ somewhere)
dir, fname = path_split(filename)
source = open(filename).read().splitlines()
pycode = _psp.parse(fname, dir).splitlines()
source = [s.rstrip() for s in source]
pycode = [s.rstrip() for s in pycode]
req.write("<table>\n<tr>")
for s in ("", " PSP-produced Python Code:",
" %s:" % filename):
req.write("<td><tt>%s</tt></td>" % s)
req.write("</tr>\n")
n = 1
for line in pycode:
req.write("<tr>")
left = escape(line).replace("\t", " "*4).replace(" ", " ")
if len(source) < n:
right = ""
else:
right = escape(source[n-1]).replace("\t", " "*4).replace(" ", " ")
for s in ("%d. " % n,
"<font color=blue>%s</font>" % left,
" <font color=green>%s</font>" % right):
req.write("<td><tt>%s</tt></td>" % s)
req.write("</tr>\n")
n += 1
req.write("</table>\n")
def parse(filename, dir=None):
if dir:
return _psp.parse(filename, dir)
else:
return _psp.parse(filename)