/usr/lib/python3/dist-packages/owslib/map/common.py is in python3-owslib 0.16.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | from __future__ import (absolute_import, division, print_function)
import cgi
try: # Python 3
from urllib.parse import urlencode
except ImportError: # Python 2
from urllib import urlencode
from owslib.etree import etree
from owslib.util import openURL, strip_bom
class WMSCapabilitiesReader(object):
"""Read and parse capabilities document into a lxml.etree infoset
"""
def __init__(self, version='1.1.1', url=None, un=None, pw=None, headers=None):
"""Initialize"""
self.version = version
self._infoset = None
self.url = url
self.username = un
self.password = pw
self.headers = headers
self.request = None
#if self.username and self.password:
## Provide login information in order to use the WMS server
## Create an OpenerDirector with support for Basic HTTP
## Authentication...
#passman = HTTPPasswordMgrWithDefaultRealm()
#passman.add_password(None, self.url, self.username, self.password)
#auth_handler = HTTPBasicAuthHandler(passman)
#opener = build_opener(auth_handler)
#self._open = opener.open
def capabilities_url(self, service_url):
"""Return a capabilities url
"""
qs = []
if service_url.find('?') != -1:
qs = cgi.parse_qsl(service_url.split('?')[1])
params = [x[0] for x in qs]
if 'service' not in params:
qs.append(('service', 'WMS'))
if 'request' not in params:
qs.append(('request', 'GetCapabilities'))
if 'version' not in params:
qs.append(('version', self.version))
urlqs = urlencode(tuple(qs))
return service_url.split('?')[0] + '?' + urlqs
def read(self, service_url, timeout=30):
"""Get and parse a WMS capabilities document, returning an
elementtree instance
service_url is the base url, to which is appended the service,
version, and request parameters
"""
self.request = self.capabilities_url(service_url)
# now split it up again to use the generic openURL function...
spliturl = self.request.split('?')
u = openURL(spliturl[0], spliturl[1], method='Get',
username=self.username,
password=self.password,
timeout=timeout,
headers=self.headers)
raw_text = strip_bom(u.read())
return etree.fromstring(raw_text)
def readString(self, st):
"""Parse a WMS capabilities document, returning an elementtree instance.
string should be an XML capabilities document
"""
if not isinstance(st, str) and not isinstance(st, bytes):
raise ValueError("String must be of type string or bytes, not %s" % type(st))
raw_text = strip_bom(st)
return etree.fromstring(raw_text)
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