def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
python类FTP_PORT的实例源码
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise IOError, ('ftp error', 'proxy support for ftp protocol currently not implemented')
import mimetypes, mimetools
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
host, path = splithost(url)
if not host: raise IOError, ('ftp error', 'no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if not key in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = mimetools.Message(StringIO(headers))
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors(), msg:
raise IOError, ('ftp error', msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise IOError, ('ftp error', 'proxy support for ftp protocol currently not implemented')
import mimetypes, mimetools
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
host, path = splithost(url)
if not host: raise IOError, ('ftp error', 'no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if not key in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = mimetools.Message(StringIO(headers))
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors(), msg:
raise IOError, ('ftp error', msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise IOError, ('ftp error', 'proxy support for ftp protocol currently not implemented')
import mimetypes, mimetools
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
host, path = splithost(url)
if not host: raise IOError, ('ftp error', 'no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if not key in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = mimetools.Message(StringIO(headers))
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors(), msg:
raise IOError, ('ftp error', msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise IOError, ('ftp error', 'proxy support for ftp protocol currently not implemented')
import mimetypes, mimetools
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
host, path = splithost(url)
if not host: raise IOError, ('ftp error', 'no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if not key in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = mimetools.Message(StringIO(headers))
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors(), msg:
raise IOError, ('ftp error', msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.host
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error as msg:
raise URLError(msg)
path, attrs = splitattr(req.selector)
dirs = path.split('/')
dirs = list(map(unquote, dirs))
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.full_url)[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, req.full_url)
except ftplib.all_errors as exp:
exc = URLError('ftp error: %r' % exp)
raise_with_traceback(exc)
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise URLError('ftp error: proxy support for ftp protocol currently not implemented')
import mimetypes
host, path = splithost(url)
if not host: raise URLError('ftp error: no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = unquote(user or '')
passwd = unquote(passwd or '')
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if key not in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors() as exp:
raise_with_traceback(URLError('ftp error %r' % exp))
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.host
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error as msg:
raise URLError(msg)
path, attrs = splitattr(req.selector)
dirs = path.split('/')
dirs = list(map(unquote, dirs))
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.full_url)[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, req.full_url)
except ftplib.all_errors as msg:
exc = URLError('ftp error: %s' % msg)
raise exc.with_traceback(sys.exc_info()[2])
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise URLError('ftp error', 'proxy support for ftp protocol currently not implemented')
import mimetypes
from io import StringIO
host, path = splithost(url)
if not host: raise URLError('ftp error', 'no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = unquote(user or '')
passwd = unquote(passwd or '')
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if key not in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors() as msg:
raise URLError('ftp error', msg).with_traceback(sys.exc_info()[2])
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise IOError, ('ftp error', 'proxy support for ftp protocol currently not implemented')
import mimetypes, mimetools
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
host, path = splithost(url)
if not host: raise IOError, ('ftp error', 'no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if not key in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = mimetools.Message(StringIO(headers))
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors(), msg:
raise IOError, ('ftp error', msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise IOError, ('ftp error', 'proxy support for ftp protocol currently not implemented')
import mimetypes, mimetools
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
host, path = splithost(url)
if not host: raise IOError, ('ftp error', 'no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if not key in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = mimetools.Message(StringIO(headers))
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors(), msg:
raise IOError, ('ftp error', msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.host
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error as msg:
raise URLError(msg)
path, attrs = splitattr(req.selector)
dirs = path.split('/')
dirs = list(map(unquote, dirs))
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.full_url)[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, req.full_url)
except ftplib.all_errors as exp:
exc = URLError('ftp error: %r' % exp)
raise_with_traceback(exc)
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise URLError('ftp error: proxy support for ftp protocol currently not implemented')
import mimetypes
host, path = splithost(url)
if not host: raise URLError('ftp error: no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = unquote(user or '')
passwd = unquote(passwd or '')
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if key not in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors() as exp:
raise_with_traceback(URLError('ftp error %r' % exp))
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise IOError, ('ftp error', 'proxy support for ftp protocol currently not implemented')
import mimetypes, mimetools
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
host, path = splithost(url)
if not host: raise IOError, ('ftp error', 'no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if not key in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = mimetools.Message(StringIO(headers))
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors(), msg:
raise IOError, ('ftp error', msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.host
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error as msg:
raise URLError(msg)
path, attrs = splitattr(req.selector)
dirs = path.split('/')
dirs = list(map(unquote, dirs))
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.full_url)[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, req.full_url)
except ftplib.all_errors as exp:
exc = URLError('ftp error: %r' % exp)
raise_with_traceback(exc)
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise URLError('ftp error: proxy support for ftp protocol currently not implemented')
import mimetypes
host, path = splithost(url)
if not host: raise URLError('ftp error: no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = unquote(user or '')
passwd = unquote(passwd or '')
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if key not in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors() as exp:
raise_with_traceback(URLError('ftp error %r' % exp))
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = unquote(user or '')
passwd = unquote(passwd or '')
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.host
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error as msg:
raise URLError(msg)
path, attrs = splitattr(req.selector)
dirs = path.split('/')
dirs = list(map(unquote, dirs))
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.full_url)[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, req.full_url)
except ftplib.all_errors as exp:
exc = URLError('ftp error: %r' % exp)
raise_with_traceback(exc)
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise URLError('ftp error: proxy support for ftp protocol currently not implemented')
import mimetypes
host, path = splithost(url)
if not host: raise URLError('ftp error: no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = unquote(user or '')
passwd = unquote(passwd or '')
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if key not in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors() as exp:
raise_with_traceback(URLError('ftp error %r' % exp))
_urllib2_fork.py 文件源码
项目：plugin.video.streamondemand-pureita
作者: orione7
项目源码
文件源码
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def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = unquote(user or '')
passwd = unquote(passwd or '')
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.get_host()
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error, msg:
raise URLError(msg)
path, attrs = splitattr(req.get_selector())
dirs = path.split('/')
dirs = map(unquote, dirs)
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.get_full_url())[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
sf = StringIO(headers)
headers = mimetools.Message(sf)
return addinfourl(fp, headers, req.get_full_url())
except ftplib.all_errors, msg:
raise URLError, ('ftp error: %s' % msg), sys.exc_info()[2]
def open_ftp(self, url):
"""Use FTP protocol."""
if not isinstance(url, str):
raise IOError, ('ftp error', 'proxy support for ftp protocol currently not implemented')
import mimetypes, mimetools
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
host, path = splithost(url)
if not host: raise IOError, ('ftp error', 'no host given')
host, port = splitport(host)
user, host = splituser(host)
if user: user, passwd = splitpasswd(user)
else: passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
host = socket.gethostbyname(host)
if not port:
import ftplib
port = ftplib.FTP_PORT
else:
port = int(port)
path, attrs = splitattr(path)
path = unquote(path)
dirs = path.split('/')
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]: dirs = dirs[1:]
if dirs and not dirs[0]: dirs[0] = '/'
key = user, host, port, '/'.join(dirs)
# XXX thread unsafe!
if len(self.ftpcache) > MAXFTPCACHE:
# Prune the cache, rather arbitrarily
for k in self.ftpcache.keys():
if k != key:
v = self.ftpcache[k]
del self.ftpcache[k]
v.close()
try:
if not key in self.ftpcache:
self.ftpcache[key] = \
ftpwrapper(user, passwd, host, port, dirs)
if not file: type = 'D'
else: type = 'I'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
(fp, retrlen) = self.ftpcache[key].retrfile(file, type)
mtype = mimetypes.guess_type("ftp:" + url)[0]
headers = ""
if mtype:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = mimetools.Message(StringIO(headers))
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors(), msg:
raise IOError, ('ftp error', msg), sys.exc_info()[2]
def ftp_open(self, req):
import ftplib
import mimetypes
host = req.host
if not host:
raise URLError('ftp error: no host given')
host, port = splitport(host)
if port is None:
port = ftplib.FTP_PORT
else:
port = int(port)
# username/password handling
user, host = splituser(host)
if user:
user, passwd = splitpasswd(user)
else:
passwd = None
host = unquote(host)
user = user or ''
passwd = passwd or ''
try:
host = socket.gethostbyname(host)
except socket.error as msg:
raise URLError(msg)
path, attrs = splitattr(req.selector)
dirs = path.split('/')
dirs = list(map(unquote, dirs))
dirs, file = dirs[:-1], dirs[-1]
if dirs and not dirs[0]:
dirs = dirs[1:]
try:
fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
type = file and 'I' or 'D'
for attr in attrs:
attr, value = splitvalue(attr)
if attr.lower() == 'type' and \
value in ('a', 'A', 'i', 'I', 'd', 'D'):
type = value.upper()
fp, retrlen = fw.retrfile(file, type)
headers = ""
mtype = mimetypes.guess_type(req.full_url)[0]
if mtype:
headers += "Content-type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-length: %d\n" % retrlen
headers = email.message_from_string(headers)
return addinfourl(fp, headers, req.full_url)
except ftplib.all_errors as exp:
exc = URLError('ftp error: %r' % exp)
raise_with_traceback(exc)
