Adapt to new webchecker structure. Due to better structure of

getpage(), much less duplicate code is needed -- we only need to
override readhtml().
This commit is contained in:
Guido van Rossum 1998-02-21 20:08:39 +00:00
parent 00756bd4a6
commit 1a7eae919a
1 changed files with 33 additions and 59 deletions

View File

@ -2,7 +2,7 @@
"""A variant on webchecker that creates a mirror copy of a remote site."""
__version__ = "0.1"
__version__ = "$Revision$"
import os
import sys
@ -11,22 +11,28 @@ import urllib
import getopt
import webchecker
verbose = webchecker.verbose
# Extract real version number if necessary
if __version__[0] == '$':
_v = string.split(__version__)
if len(_v) == 3:
__version__ = _v[1]
def main():
global verbose
verbose = webchecker.VERBOSE
try:
opts, args = getopt.getopt(sys.argv[1:], "qv")
except getopt.error, msg:
print msg
print "usage:", sys.argv[0], "[-v] ... [rooturl] ..."
print "usage:", sys.argv[0], "[-qv] ... [rooturl] ..."
return 2
for o, a in opts:
if o == "-q":
webchecker.verbose = verbose = 0
verbose = 0
if o == "-v":
webchecker.verbose = verbose = verbose + 1
c = Sucker(0)
verbose = verbose + 1
c = Sucker()
c.setflags(verbose=verbose)
c.urlopener.addheaders = [
('User-agent', 'websucker/%s' % __version__),
]
@ -38,63 +44,31 @@ def main():
class Sucker(webchecker.Checker):
# Alas, had to copy this to make one change...
def getpage(self, url):
if url[:7] == 'mailto:' or url[:5] == 'news:':
if verbose > 1: print " Not checking mailto/news URL"
return None
isint = self.inroots(url)
if not isint and not self.checkext:
if verbose > 1: print " Not checking ext link"
return None
checkext = 0
def readhtml(self, url):
text = None
path = self.savefilename(url)
saved = 0
try:
f = open(path, "rb")
except IOError:
try:
f = self.urlopener.open(url)
except IOError, msg:
msg = webchecker.sanitize(msg)
if verbose > 0:
print "Error ", msg
if verbose > 0:
webchecker.show(" HREF ", url, " from", self.todo[url])
self.setbad(url, msg)
return None
if not isint:
if verbose > 1: print " Not gathering links from ext URL"
safeclose(f)
return None
f = self.openpage(url)
if f:
info = f.info()
nurl = f.geturl()
if nurl != url:
path = self.savefilename(nurl)
info = f.info()
else:
if verbose: print "Loading cached URL", url
saved = 1
nurl = url
info = {}
if url[-1:] == "/":
info["content-type"] = "text/html"
url = nurl
path = self.savefilename(url)
text = f.read()
if not saved: self.savefile(text, path)
if info.has_key('content-type'):
ctype = string.lower(info['content-type'])
else:
ctype = None
if nurl != url:
if verbose > 1:
print " Redirected to", nurl
if not ctype:
ctype, encoding = webchecker.mimetypes.guess_type(nurl)
if ctype != 'text/html':
webchecker.safeclose(f)
if verbose > 1:
print " Not HTML, mime type", ctype
return None
f.close()
return webchecker.Page(text, nurl)
self.savefile(text, path)
if not self.checkforhtml(info, url):
text = None
else:
if self.checkforhtml({}, url):
text = f.read()
f.close()
return text, url
def savefile(self, text, path):
dir, base = os.path.split(path)