Update of /cvsroot/freevo/freevo/src
In directory sc8-pr-cvs1:/tmp/cvs-serv28308
Modified Files:
util.py
Log Message:
add a helper class to read/write fxd files
Index: util.py
===================================================================
RCS file: /cvsroot/freevo/freevo/src/util.py,v
retrieving revision 1.54
retrieving revision 1.55
diff -C2 -d -r1.54 -r1.55
*** util.py 23 Sep 2003 20:05:29 -0000 1.54
--- util.py 2 Oct 2003 18:45:57 -0000 1.55
***************
*** 11,14 ****
--- 11,17 ----
# -----------------------------------------------------------------------
# $Log$
+ # Revision 1.55 2003/10/02 18:45:57 dischi
+ # add a helper class to read/write fxd files
+ #
# Revision 1.54 2003/09/23 20:05:29 dischi
# imdb patch from Eirik Meland
***************
*** 103,106 ****
--- 106,111 ----
import cPickle, pickle # pickle because sometimes cPickle doesn't work
import htmlentitydefs
+ from xml.utils import qp_xml
+ import codecs
if float(sys.version[0:3]) < 2.3:
***************
*** 707,710 ****
--- 712,795 ----
+
+
+
+ class XMLnode:
+ """
+ One node for the FXDtree
+ """
+ def __init__(self, name, attr = [], first_cdata=None, following_cdata=None):
+ self.name = name
+ self.attr_list = []
+ for name, val in attr:
+ self.attr_list.append(((None, name), val))
+ self.attrs = self
+ self.children = []
+ self.first_cdata = first_cdata
+ self.following_cdata = following_cdata
+
+ def items(self):
+ return self.attr_list
+
+
+ class FXDtree(qp_xml.Parser):
+ """
+ class to parse and write fxd files
+ """
+ def __init__(self, filename):
+ qp_xml.Parser.__init__(self)
+ self.filename = filename
+ if not os.path.isfile(filename):
+ self.tree = XMLnode('freevo')
+ else:
+ f = open(filename)
+ self.tree = self.parse(f)
+ f.close()
+
+ def add(self, node, parent=None, pos=None):
+ if not parent:
+ parent = self.tree
+ if pos == None:
+ parent.children.append(node)
+ else:
+ parent.children.insert(pos, node)
+
+ def save(self, filename=None):
+ if not filename:
+ filename = self.filename
+ if os.path.isfile(filename):
+ os.unlink(filename)
+ f = codecs.open(filename , 'w', encoding='utf-8')
+ f.write('<?xml version="1.0" ?>\n')
+ self._dump_recurse(f, self.tree)
+ f.write('\n')
+ f.close()
+
+ def _dump_recurse(self, f, elem, depth=0):
+ f.write('<' + elem.name)
+ for (ns, name), value in elem.attrs.items():
+ f.write(' %s="%s"' % (name, value))
+ if elem.children or elem.first_cdata:
+ if elem.first_cdata == None:
+ f.write('>\n ')
+ for i in range(depth):
+ f.write(' ')
+ else:
+ f.write('>' + elem.first_cdata)
+
+ for child in elem.children:
+ self._dump_recurse(f, child, depth=depth+1)
+ if child.following_cdata == None:
+ if child == elem.children[-1]:
+ f.write('\n')
+ else:
+ f.write('\n ')
+ for i in range(depth):
+ f.write(' ')
+ else:
+ f.write(child.following_cdata)
+ f.write('</%s>' % elem.name)
+ else:
+ f.write('/>')
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