/usr/lib/python3/dist-packages/suds/sax/document.py is in python3-suds 0.7~git20150727.94664dd-3.
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# it under the terms of the (LGPL) GNU Lesser General Public License as
# published by the Free Software Foundation; either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library Lesser General Public License for more details at
# ( http://www.gnu.org/licenses/lgpl.html ).
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# written by: Jeff Ortel ( jortel@redhat.com )
"""
Provides XML I{document} classes.
"""
from suds import *
from suds.sax import *
from suds.sax.element import Element
class Document(UnicodeMixin):
""" An XML Document """
DECL = '<?xml version="1.0" encoding="UTF-8"?>'
def __init__(self, root=None):
"""
@param root: A root L{Element} or name used to build
the document root element.
@type root: (L{Element}|str|None)
"""
self.__root = None
self.append(root)
def root(self):
"""
Get the document root element (can be None)
@return: The document root.
@rtype: L{Element}
"""
return self.__root
def append(self, node):
"""
Append (set) the document root.
@param node: A root L{Element} or name used to build
the document root element.
@type node: (L{Element}|str|None)
"""
if isinstance(node, str):
self.__root = Element(node)
return
if isinstance(node, Element):
self.__root = node
return
def getChild(self, name, ns=None, default=None):
"""
Get a child by (optional) name and/or (optional) namespace.
@param name: The name of a child element (may contain prefix).
@type name: basestring
@param ns: An optional namespace used to match the child.
@type ns: (I{prefix}, I{name})
@param default: Returned when child not-found.
@type default: L{Element}
@return: The requested child, or I{default} when not-found.
@rtype: L{Element}
"""
if self.__root is None:
return default
if ns is None:
prefix, name = splitPrefix(name)
if prefix is None:
ns = None
else:
ns = self.__root.resolvePrefix(prefix)
if self.__root.match(name, ns):
return self.__root
else:
return default
def childAtPath(self, path):
"""
Get a child at I{path} where I{path} is a (/) separated
list of element names that are expected to be children.
@param path: A (/) separated list of element names.
@type path: basestring
@return: The leaf node at the end of I{path}
@rtype: L{Element}
"""
if self.__root is None:
return None
if path[0] == '/':
path = path[1:]
path = path.split('/',1)
if self.getChild(path[0]) is None:
return None
if len(path) > 1:
return self.__root.childAtPath(path[1])
else:
return self.__root
def childrenAtPath(self, path):
"""
Get a list of children at I{path} where I{path} is a (/) separated
list of element names that are expected to be children.
@param path: A (/) separated list of element names.
@type path: basestring
@return: The collection leaf nodes at the end of I{path}
@rtype: [L{Element},...]
"""
if self.__root is None:
return []
if path[0] == '/':
path = path[1:]
path = path.split('/',1)
if self.getChild(path[0]) is None:
return []
if len(path) > 1:
return self.__root.childrenAtPath(path[1])
else:
return [self.__root,]
def getChildren(self, name=None, ns=None):
"""
Get a list of children by (optional) name and/or (optional) namespace.
@param name: The name of a child element (may contain prefix).
@type name: basestring
@param ns: An optional namespace used to match the child.
@type ns: (I{prefix}, I{name})
@return: The list of matching children.
@rtype: [L{Element},...]
"""
if name is None:
matched = self.__root
else:
matched = self.getChild(name, ns)
if matched is None:
return []
else:
return [matched,]
def str(self):
"""
Get a string representation of this XML document.
@return: A I{pretty} string.
@rtype: basestring
"""
s = []
s.append(self.DECL)
root = self.root()
if root is not None:
s.append('\n')
s.append(root.str())
return ''.join(s)
def plain(self):
"""
Get a string representation of this XML document.
@return: A I{plain} string.
@rtype: basestring
"""
s = []
s.append(self.DECL)
root = self.root()
if root is not None:
s.append(root.plain())
return ''.join(s)
def __unicode__(self):
return self.str()
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