#!/usr/bin/python -u
#
# generate python wrappers from the XML API description
#
functions = {}
enums = {} # { enumType: { enumConstant: enumValue } }
import string
#######################################################################
#
# That part if purely the API acquisition phase from the
# XML API description
#
#######################################################################
import os
import xml.sax
debug = 0
srcdir = os.getenv("SRCDIR", ".")
def getparser():
# Attach parser to an unmarshalling object. return both objects.
target = docParser()
parser = xml.sax.make_parser()
parser.setContentHandler(target)
return parser, target
class docParser(xml.sax.handler.ContentHandler):
def __init__(self):
self._methodname = None
self._data = []
self.in_function = 0
self.startElement = self.start
self.endElement = self.end
self.characters = self.data
def close(self):
if debug:
print "close"
def getmethodname(self):
return self._methodname
def data(self, text):
if debug:
print "data %s" % text
self._data.append(text)
def start(self, tag, attrs):
if debug:
print "start %s, %s" % (tag, attrs)
if tag == 'function':
self._data = []
self.in_function = 1
self.function = None
self.function_args = []
self.function_descr = None
self.function_return = None
self.function_file = None
if attrs.has_key('name'):
self.function = attrs['name']
if attrs.has_key('file'):
self.function_file = attrs['file']
elif tag == 'info':
self._data = []
elif tag == 'arg':
if self.in_function == 1:
self.function_arg_name = None
self.function_arg_type = None
self.function_arg_info = None
if attrs.has_key('name'):
self.function_arg_name = attrs['name']
if attrs.has_key('type'):
self.function_arg_type = attrs['type']
if attrs.has_key('info'):
self.function_arg_info = attrs['info']
elif tag == 'return':
if self.in_function == 1:
self.function_return_type = None
self.function_return_info = None
self.function_return_field = None
if attrs.has_key('type'):
self.function_return_type = attrs['type']
if attrs.has_key('info'):
self.function_return_info = attrs['info']
if attrs.has_key('field'):
self.function_return_field = attrs['field']
elif tag == 'enum':
enum(attrs['type'],attrs['name'],attrs['value'])
def end(self, tag):
if debug:
print "end %s" % tag
if tag == 'function':
if self.function != None:
function(self.function, self.function_descr,
self.function_return, self.function_args,
self.function_file)
self.in_function = 0
elif tag == 'arg':
if self.in_function == 1:
self.function_args.append([self.function_arg_name,
self.function_arg_type,
self.function_arg_info])
elif tag == 'return':
if self.in_function == 1:
self.function_return = [self.function_return_type,
self.function_return_info,
self.function_return_field]
elif tag == 'info':
str = ''
for c in self._data:
str = str + c
if self.in_function == 1:
self.function_descr = str
def function(name, desc, ret, args, file):
functions[name] = (desc, ret, args, file)
def enum(type, name, value):
if not enums.has_key(type):
enums[type] = {}
enums[type][name] = value
#######################################################################
#
# Some filtering rukes to drop functions/types which should not
# be exposed as-is on the Python interface
#
#######################################################################
skipped_modules = {
'xmlmemory': None,
'DOCBparser': None,
'SAX': None,
'hash': None,
'list': None,
'threads': None,
'xpointer': None,
'transform': None,
}
skipped_types = {
'int *': "usually a return type",
'xmlSAXHandlerPtr': "not the proper interface for SAX",
'htmlSAXHandlerPtr': "not the proper interface for SAX",
'xmlRMutexPtr': "thread specific, skipped",
'xmlMutexPtr': "thread specific, skipped",
'xmlGlobalStatePtr': "thread specific, skipped",
'xmlListPtr': "internal representation not suitable for python",
'xmlBufferPtr': "internal representation not suitable for python",
'FILE *': None,
}
#######################################################################
#
# Table of remapping to/from the python type or class to the C
# counterpart.
#
#######################################################################
py_types = {
'void': (None, None, None, None, None),
'int': ('i', None, "int", "int", "libxml_"),
'long': ('l', None, "long", "long", "libxml_"),
'double': ('d', None, "double", "double", "libxml_"),
'unsigned int': ('i', None, "int", "int", "libxml_"),
'xmlChar': ('c', None, "int", "int", "libxml_"),
'unsigned char *': ('z', None, "charPtr", "char *", "libxml_"),
'char *': ('z', None, "charPtr", "char *", "libxml_"),
'const char *': ('z', None, "charPtrConst", "const char *", "libxml_"),
'xmlChar *': ('z', None, "xmlCharPtr", "xmlChar *", "libxml_"),
'const xmlChar *': ('z', None, "xmlCharPtrConst", "const xmlChar *", "libxml_"),
'xmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'const xmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'xmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'const xmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'xmlDtdPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'const xmlDtdPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'xmlDtd *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'const xmlDtd *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'xmlAttrPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'const xmlAttrPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'xmlAttr *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'const xmlAttr *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'xmlEntityPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'const xmlEntityPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'xmlEntity *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'const xmlEntity *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'xmlElementPtr': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr", "libxml_"),
'const xmlElementPtr': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr", "libxml_"),
'xmlElement *': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr", "libxml_"),
'const xmlElement *': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr", "libxml_"),
'xmlAttributePtr': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr", "libxml_"),
'const xmlAttributePtr': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr", "libxml_"),
'xmlAttribute *': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr", "libxml_"),
'const xmlAttribute *': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr", "libxml_"),
'xmlNsPtr': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr", "libxml_"),
'const xmlNsPtr': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr", "libxml_"),
'xmlNs *': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr", "libxml_"),
'const xmlNs *': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr", "libxml_"),
'xmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"),
'const xmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"),
'xmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"),
'const xmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"),
'htmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"),
'const htmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"),
'htmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"),
'const htmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr", "libxml_"),
'htmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'const htmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'htmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'const htmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr", "libxml_"),
'xmlXPathContextPtr': ('O', "xmlXPathContext", "xmlXPathContextPtr", "xmlXPathContextPtr", "libxml_"),
'xmlXPathParserContextPtr': ('O', "xmlXPathParserContext", "xmlXPathParserContextPtr", "xmlXPathParserContextPtr", "libxml_"),
'xmlParserCtxtPtr': ('O', "parserCtxt", "xmlParserCtxtPtr", "xmlParserCtxtPtr", "libxml_"),
'xmlParserCtxt *': ('O', "parserCtxt", "xmlParserCtxtPtr", "xmlParserCtxtPtr", "libxml_"),
'htmlParserCtxtPtr': ('O', "parserCtxt", "xmlParserCtxtPtr", "xmlParserCtxtPtr", "libxml_"),
'htmlParserCtxt *': ('O', "parserCtxt", "xmlParserCtxtPtr", "xmlParserCtxtPtr", "libxml_"),
'xmlCatalogPtr': ('O', "catalog", "xmlCatalogPtr", "xmlCatalogPtr"),
'FILE *': ('O', "File", "FILEPtr", "FILE *", "libxml_"),
'xsltTransformContextPtr': ('O', "transformCtxt", "xsltTransformContextPtr", "xsltTransformContextPtr", "libxslt_"),
'xsltTransformContext *': ('O', "transformCtxt", "xsltTransformContextPtr", "xsltTransformContextPtr", "libxslt_"),
'xsltStylePreCompPtr': ('O', "compiledStyle", "xsltStylePreCompPtr", "xsltStylePreCompPtr", "libxslt_"),
'xsltStylePreComp *': ('O', "compiledStyle", "xsltStylePreCompPtr", "xsltStylePreCompPtr", "libxslt_"),
'xsltStylesheetPtr': ('O', "stylesheet", "xsltStylesheetPtr", "xsltStylesheetPtr", "libxslt_"),
'xsltStylesheet *': ('O', "stylesheet", "xsltStylesheetPtr", "xsltStylesheetPtr", "libxslt_"),
'xmlXPathContext *': ('O', "xpathContext", "xmlXPathContextPtr", "xmlXPathContextPtr", "libxslt_"),
}
py_return_types = {
'xmlXPathObjectPtr': ('O', "foo", "xmlXPathObjectPtr", "xmlXPathObjectPtr", "libxml_"),
}
unknown_types = {}
#######################################################################
#
# This part writes the C <-> Python stubs libxslt-py.[ch] and
# the table libxslt-export.c to add when registrering the Python module
#
#######################################################################
def skip_function(name):
if name[0:12] == "xmlXPathWrap":
return 1
if name == "xsltMatchPattern":
return 1
# if name[0:11] == "xmlXPathNew":
# return 1
return 0
def print_function_wrapper(name, output, export, include):
global py_types
global unknown_types
global functions
global skipped_modules
try:
(desc, ret, args, file) = functions[name]
except:
print "failed to get function %s infos"
return
if skipped_modules.has_key(file):
return 0
if skip_function(name) == 1:
return 0
c_call = ""
format=""
format_args=""
c_args=""
c_return=""
c_convert=""
for arg in args:
# This should be correct
if arg[1][0:6] == "const ":
arg[1] = arg[1][6:]
c_args = c_args + " %s %s;\n" % (arg[1], arg[0])
if py_types.has_key(arg[1]):
(f, t, n, c, p) = py_types[arg[1]]
if f != None:
format = format + f
if t != None:
format_args = format_args + ", &pyobj_%s" % (arg[0])
c_args = c_args + " PyObject *pyobj_%s;\n" % (arg[0])
c_convert = c_convert + \
" %s = (%s) Py%s_Get(pyobj_%s);\n" % (arg[0],
arg[1], t, arg[0])
else:
format_args = format_args + ", &%s" % (arg[0])
if c_call != "":
c_call = c_call + ", "
c_call = c_call + "%s" % (arg[0])
else:
if skipped_types.has_key(arg[1]):
return 0
if unknown_types.has_key(arg[1]):
lst = unknown_types[arg[1]]
lst.append(name)
else:
unknown_types[arg[1]] = [name]
return -1
if format != "":
format = format + ":%s" % (name)
if ret[0] == 'void':
if file == "python_accessor":
if args[1][1] == "char *" or args[1][1] == "xmlChar *":
c_call = "\n if (%s->%s != NULL) xmlFree(%s->%s);\n" % (
args[0][0], args[1][0], args[0][0], args[1][0])
c_call = c_call + " %s->%s = xmlStrdup((const xmlChar *)%s);\n" % (args[0][0],
args[1][0], args[1][0])
else:
c_call = "\n %s->%s = %s;\n" % (args[0][0], args[1][0],
args[1][0])
else:
c_call = "\n %s(%s);\n" % (name, c_call)
ret_convert = " Py_INCREF(Py_None);\n return(Py_None);\n"
elif py_types.has_key(ret[0]):
(f, t, n, c, p) = py_types[ret[0]]
c_return = " %s c_retval;\n" % (ret[0])
if file == "python_accessor" and ret[2] != None:
c_call = "\n c_retval = %s->%s;\n" % (args[0][0], ret[2])
else:
c_call = "\n c_retval = %s(%s);\n" % (name, c_call)
ret_convert = " py_retval = %s%sWrap((%s) c_retval);\n" % (p,n,c)
ret_convert = ret_convert + " return(py_retval);\n"
elif py_return_types.has_key(ret[0]):
(f, t, n, c, p) = py_return_types[ret[0]]
c_return = " %s c_retval;\n" % (ret[0])
if file == "python_accessor" and ret[2] != None:
c_call = "\n c_retval = %s->%s;\n" % (args[0][0], ret[2])
else:
c_call = "\n c_retval = %s(%s);\n" % (name, c_call)
ret_convert = " py_retval = %s%sWrap((%s) c_retval);\n" % (p,n,c)
ret_convert = ret_convert + " return(py_retval);\n"
else:
if skipped_types.has_key(ret[0]):
return 0
if unknown_types.has_key(ret[0]):
lst = unknown_types[ret[0]]
lst.append(name)
else:
unknown_types[ret[0]] = [name]
return -1
include.write("PyObject * ")
include.write("libxslt_%s(PyObject *self, PyObject *args);\n" % (name))
export.write(" { (char *)\"%s\", libxslt_%s, METH_VARARGS, NULL },\n" % (name, name))
if file == "python":
# Those have been manually generated
return 1
if file == "python_accessor" and ret[0] != "void" and ret[2] == None:
# Those have been manually generated
return 1
output.write("PyObject *\n")
output.write("libxslt_%s(PyObject *self ATTRIBUTE_UNUSED," % (name))
output.write(" PyObject *args")
if format == "":
output.write(" ATTRIBUTE_UNUSED")
output.write(") {\n")
if ret[0] != 'void':
output.write(" PyObject *py_retval;\n")
if c_return != "":
output.write(c_return)
if c_args != "":
output.write(c_args)
if format != "":
output.write("\n if (!PyArg_ParseTuple(args, (char *)\"%s\"%s))\n" %
(format, format_args))
output.write(" return(NULL);\n")
if c_convert != "":
output.write(c_convert)
output.write(c_call)
output.write(ret_convert)
output.write("}\n\n")
return 1
def buildStubs():
global py_types
global py_return_types
global unknown_types
try:
f = open("%s/libxslt-api.xml" % srcdir)
data = f.read()
(parser, target) = getparser()
parser.feed(data)
parser.close()
except IOError, msg:
try:
f = open("%s/../doc/libxslt-api.xml" % srcdir)
data = f.read()
(parser, target) = getparser()
parser.feed(data)
parser.close()
except IOError, msg:
print "../doc/libxslt-api.xml", ":", msg
n = len(functions.keys())
print "Found %d functions in libxslt-api.xml" % (n)
py_types['pythonObject'] = ('O', "pythonObject", "pythonObject",
"pythonObject", "libxml_")
try:
f = open("%s/libxslt-python-api.xml" % srcdir)
data = f.read()
(parser, target) = getparser()
parser.feed(data)
parser.close()
except IOError, msg:
print "libxslt-python-api.xml", ":", msg
print "Found %d functions in libxslt-python-api.xml" % (
len(functions.keys()) - n)
nb_wrap = 0
failed = 0
skipped = 0
include = open("libxslt-py.h", "w")
include.write("/* Generated */\n\n")
export = open("libxslt-export.c", "w")
export.write("/* Generated */\n\n")
wrapper = open("libxslt-py.c", "w")
wrapper.write("/* Generated */\n\n")
# wrapper.write("#include \"config.h\"\n")
wrapper.write("#include <libxslt/xsltconfig.h>\n")
wrapper.write("#include \"libxslt_wrap.h\"\n")
wrapper.write("#include \"libxslt-py.h\"\n\n")
for function in functions.keys():
ret = print_function_wrapper(function, wrapper, export, include)
if ret < 0:
failed = failed + 1
del functions[function]
if ret == 0:
skipped = skipped + 1
del functions[function]
if ret == 1:
nb_wrap = nb_wrap + 1
include.close()
export.close()
wrapper.close()
print "Generated %d wrapper functions, %d failed, %d skipped\n" % (nb_wrap,
failed, skipped)
print "Missing type converters:"
for type in unknown_types.keys():
print "%s:%d " % (type, len(unknown_types[type])),
print
#######################################################################
#
# This part writes part of the Python front-end classes based on
# mapping rules between types and classes and also based on function
# renaming to get consistent function names at the Python level
#
#######################################################################
#
# The type automatically remapped to generated classes
#
libxml2_classes_type = {
"xmlNodePtr": ("._o", "xmlNode(_obj=%s)", "xmlNode"),
"xmlNode *": ("._o", "xmlNode(_obj=%s)", "xmlNode"),
"xmlDocPtr": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"),
"xmlDocPtr *": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"),
"htmlDocPtr": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"),
"htmlxmlDocPtr *": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"),
"xmlAttrPtr": ("._o", "xmlAttr(_obj=%s)", "xmlAttr"),
"xmlAttr *": ("._o", "xmlAttr(_obj=%s)", "xmlAttr"),
"xmlNsPtr": ("._o", "xmlNs(_obj=%s)", "xmlNs"),
"xmlNs *": ("._o", "xmlNs(_obj=%s)", "xmlNs"),
"xmlDtdPtr": ("._o", "xmlDtd(_obj=%s)", "xmlDtd"),
"xmlDtd *": ("._o", "xmlDtd(_obj=%s)", "xmlDtd"),
"xmlEntityPtr": ("._o", "xmlEntity(_obj=%s)", "xmlEntity"),
"xmlEntity *": ("._o", "xmlEntity(_obj=%s)", "xmlEntity"),
"xmlElementPtr": ("._o", "xmlElement(_obj=%s)", "xmlElement"),
"xmlElement *": ("._o", "xmlElement(_obj=%s)", "xmlElement"),
"xmlAttributePtr": ("._o", "xmlAttribute(_obj=%s)", "xmlAttribute"),
"xmlAttribute *": ("._o", "xmlAttribute(_obj=%s)", "xmlAttribute"),
"xmlParserCtxtPtr": ("._o", "parserCtxt(_obj=%s)", "parserCtxt"),
"xmlParserCtxt *": ("._o", "parserCtxt(_obj=%s)", "parserCtxt"),
"xmlCatalogPtr": ("._o", "catalog(_obj=%s)", "catalog"),
}
classes_type = {
"xsltTransformContextPtr": ("._o", "transformCtxt(_obj=%s)", "transformCtxt"),
"xsltTransformContext *": ("._o", "transformCtxt(_obj=%s)", "transformCtxt"),
"xsltStylesheetPtr": ("._o", "stylesheet(_obj=%s)", "stylesheet"),
"xsltStylesheet *": ("._o", "stylesheet(_obj=%s)", "stylesheet"),
"xmlXPathContextPtr": ("._o", "xpathContext(_obj=%s)", "xpathContext"),
"xmlXPathContext *": ("._o", "xpathContext(_obj=%s)", "xpathContext"),
"xmlXPathParserContextPtr": ("._o", "xpathParserContext(_obj=%s)", "xpathParserContext"),
"xmlXPathParserContext *": ("._o", "xpathParserContext(_obj=%s)", "xpathParserContext"),
}
converter_type = {
"xmlXPathObjectPtr": "libxml2.xpathObjectRet(%s)",
}
primary_classes = ["xpathParserContext", "xpathContext", "transformCtxt", "stylesheet"]
classes_ancestor = {
"xpathContext" : "libxml2.xpathContext",
"xpathParserContext" : "libxml2.xpathParserContext",
"transformCtxt": "transformCtxtBase",
"stylesheet": "stylesheetBase",
}
classes_destructors = {
"xpathContext" : "pass"
}
function_classes = {}
ctypes = []
classes_list = []
def nameFixup(name, classe, type, file):
listname = classe + "List"
ll = len(listname)
l = len(classe)
if name[0:l] == listname:
func = name[l:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:12] == "xmlParserGet" and file == "python_accessor":
func = name[12:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:12] == "xmlParserSet" and file == "python_accessor":
func = name[12:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:10] == "xmlNodeGet" and file == "python_accessor":
func = name[10:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:18] == "xsltXPathParserGet" and file == "python_accessor":
func = name[18:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:12] == "xsltXPathGet" and file == "python_accessor":
func = name[12:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:16] == "xsltTransformGet" and file == "python_accessor":
func = name[16:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:16] == "xsltTransformSet" and file == "python_accessor":
func = name[13:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:17] == "xsltStylesheetGet" and file == "python_accessor":
func = name[17:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:17] == "xsltStylesheetSet" and file == "python_accessor":
func = name[14:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:l] == classe:
func = name[l:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:7] == "libxml_":
func = name[7:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:8] == "libxslt_":
func = name[8:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:6] == "xmlGet":
func = name[6:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:3] == "xml":
func = name[3:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:7] == "xsltGet":
func = name[7:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:4] == "xslt":
func = name[4:]
func = string.lower(func[0:1]) + func[1:]
else:
func = name
if func[0:5] == "xPath":
func = "xpath" + func[5:]
elif func[0:4] == "xPtr":
func = "xpointer" + func[4:]
elif func[0:8] == "xInclude":
func = "xinclude" + func[8:]
elif func[0:2] == "iD":
func = "ID" + func[2:]
elif func[0:3] == "uRI":
func = "URI" + func[3:]
elif func[0:4] == "uTF8":
func = "UTF8" + func[4:]
return func
def functionCompare(info1, info2):
(index1, func1, name1, ret1, args1, file1) = info1
(index2, func2, name2, ret2, args2, file2) = info2
if file1 == file2:
if func1 < func2:
return -1
if func1 > func2:
return 1
if file1 == "python_accessor":
return -1
if file2 == "python_accessor":
return 1
if file1 < file2:
return -1
if file1 > file2:
return 1
return 0
def writeDoc(name, args, indent, output):
if functions[name][0] == None or functions[name][0] == "":
return
val = functions[name][0]
val = string.replace(val, "NULL", "None")
output.write(indent)
output.write('"""')
while len(val) > 60:
if val[0] == " ":
val = val[1:]
continue
str = val[0:60]
i = string.rfind(str, " ")
if i < 0:
i = 60
str = val[0:i]
val = val[i:]
output.write(str)
output.write('\n ')
output.write(indent)
output.write(val)
output.write('"""\n')
def buildWrappers():
global ctypes
global py_types
global py_return_types
global unknown_types
global functions
global function_classes
global libxml2_classes_type
global classes_type
global classes_list
global converter_type
global primary_classes
global converter_type
global classes_ancestor
global converter_type
global primary_classes
global classes_ancestor
global classes_destructors
function_classes["None"] = []
for type in classes_type.keys():
function_classes[classes_type[type][2]] = []
#
# Build the list of C types to look for ordered to start with
# primary classes
#
ctypes_processed = {}
classes_processed = {}
for classe in primary_classes:
classes_list.append(classe)
classes_processed[classe] = ()
for type in classes_type.keys():
tinfo = classes_type[type]
if tinfo[2] == classe:
ctypes.append(type)
ctypes_processed[type] = ()
for type in classes_type.keys():
if ctypes_processed.has_key(type):
continue
tinfo = classes_type[type]
if not classes_processed.has_key(tinfo[2]):
classes_list.append(tinfo[2])
classes_processed[tinfo[2]] = ()
ctypes.append(type)
ctypes_processed[type] = ()
for name in functions.keys():
found = 0
(desc, ret, args, file) = functions[name]
for type in ctypes:
classe = classes_type[type][2]
if name[0:4] == "xslt" and len(args) >= 1 and args[0][1] == type:
found = 1
func = nameFixup(name, classe, type, file)
info = (0, func, name, ret, args, file)
function_classes[classe].append(info)
elif name[0:4] == "xslt" and len(args) >= 2 and args[1][1] == type:
found = 1
func = nameFixup(name, classe, type, file)
info = (1, func, name, ret, args, file)
function_classes[classe].append(info)
elif name[0:4] == "xslt" and len(args) >= 3 and args[2][1] == type:
found = 1
func = nameFixup(name, classe, type, file)
info = (2, func, name, ret, args, file)
function_classes[classe].append(info)
if found == 1:
continue
if name[0:8] == "xmlXPath":
continue
if name[0:6] == "xmlStr":
continue
if name[0:10] == "xmlCharStr":
continue
func = nameFixup(name, "None", file, file)
info = (0, func, name, ret, args, file)
function_classes['None'].append(info)
classes = open("libxsltclass.py", "w")
txt = open("libxsltclass.txt", "w")
txt.write(" Generated Classes for libxslt-python\n\n")
txt.write("#\n# Global functions of the module\n#\n\n")
if function_classes.has_key("None"):
flist = function_classes["None"]
flist.sort(functionCompare)
oldfile = ""
for info in flist:
(index, func, name, ret, args, file) = info
if file != oldfile:
classes.write("#\n# Functions from module %s\n#\n\n" % file)
txt.write("\n# functions from module %s\n" % file)
oldfile = file
classes.write("def %s(" % func)
txt.write("%s()\n" % func)
n = 0
for arg in args:
if n != 0:
classes.write(", ")
classes.write("%s" % arg[0])
n = n + 1
classes.write("):\n")
writeDoc(name, args, ' ', classes)
for arg in args:
if classes_type.has_key(arg[1]):
classes.write(" if %s == None: %s__o = None\n" %
(arg[0], arg[0]))
classes.write(" else: %s__o = %s%s\n" %
(arg[0], arg[0], classes_type[arg[1]][0]))
elif libxml2_classes_type.has_key(arg[1]):
classes.write(" if %s == None: %s__o = None\n" %
(arg[0], arg[0]))
classes.write(" else: %s__o = %s%s\n" %
(arg[0], arg[0], libxml2_classes_type[arg[1]][0]))
if ret[0] != "void":
classes.write(" ret = ")
else:
classes.write(" ")
classes.write("libxsltmod.%s(" % name)
n = 0
for arg in args:
if n != 0:
classes.write(", ")
classes.write("%s" % arg[0])
if classes_type.has_key(arg[1]):
classes.write("__o")
if libxml2_classes_type.has_key(arg[1]):
classes.write("__o")
n = n + 1
classes.write(")\n")
if ret[0] != "void":
if classes_type.has_key(ret[0]):
classes.write(" if ret == None: return None\n")
classes.write(" return ")
classes.write(classes_type[ret[0]][1] % ("ret"))
classes.write("\n")
elif libxml2_classes_type.has_key(ret[0]):
classes.write(" if ret == None: return None\n")
classes.write(" return libxml2.")
classes.write(libxml2_classes_type[ret[0]][1] % ("ret"))
classes.write("\n")
else:
classes.write(" return ret\n")
classes.write("\n")
txt.write("\n\n#\n# Set of classes of the module\n#\n\n")
for classname in classes_list:
if classname == "None":
pass
else:
if classes_ancestor.has_key(classname):
txt.write("\n\nClass %s(%s)\n" % (classname,
classes_ancestor[classname]))
classes.write("class %s(%s):\n" % (classname,
classes_ancestor[classname]))
classes.write(" def __init__(self, _obj=None):\n")
classes.write(" self._o = None\n")
classes.write(" %s.__init__(self, _obj=_obj)\n\n" % (
classes_ancestor[classname]))
if classes_ancestor[classname] == "xmlCore" or \
classes_ancestor[classname] == "xmlNode":
classes.write(" def __repr__(self):\n")
format = "%s:%%s" % (classname)
classes.write(" return \"%s\" %% (self.name)\n\n" % (
format))
else:
txt.write("Class %s()\n" % (classname))
classes.write("class %s:\n" % (classname))
classes.write(" def __init__(self, _obj=None):\n")
classes.write(" if _obj != None:self._o = _obj;return\n")
classes.write(" self._o = None\n\n")
if classes_destructors.has_key(classname):
classes.write(" def __del__(self):\n")
if classes_destructors[classname] == "pass":
classes.write(" pass\n")
else:
classes.write(" if self._o != None:\n")
classes.write(" libxsltmod.%s(self._o)\n" %
classes_destructors[classname])
classes.write(" self._o = None\n\n")
flist = function_classes[classname]
flist.sort(functionCompare)
oldfile = ""
for info in flist:
(index, func, name, ret, args, file) = info
if file != oldfile:
if file == "python_accessor":
classes.write(" # accessors for %s\n" % (classname))
txt.write(" # accessors\n")
else:
classes.write(" #\n")
classes.write(" # %s functions from module %s\n" % (
classname, file))
txt.write("\n # functions from module %s\n" % file)
classes.write(" #\n\n")
oldfile = file
classes.write(" def %s(self" % func)
txt.write(" %s()\n" % func)
n = 0
for arg in args:
if n != index:
classes.write(", %s" % arg[0])
n = n + 1
classes.write("):\n")
writeDoc(name, args, ' ', classes)
n = 0
for arg in args:
if classes_type.has_key(arg[1]):
if n != index:
classes.write(" if %s == None: %s__o = None\n" %
(arg[0], arg[0]))
classes.write(" else: %s__o = %s%s\n" %
(arg[0], arg[0], classes_type[arg[1]][0]))
elif libxml2_classes_type.has_key(arg[1]):
classes.write(" if %s == None: %s__o = None\n" %
(arg[0], arg[0]))
classes.write(" else: %s__o = %s%s\n" %
(arg[0], arg[0],
libxml2_classes_type[arg[1]][0]))
n = n + 1
if ret[0] != "void":
classes.write(" ret = ")
else:
classes.write(" ")
classes.write("libxsltmod.%s(" % name)
n = 0
for arg in args:
if n != 0:
classes.write(", ")
if n != index:
classes.write("%s" % arg[0])
if classes_type.has_key(arg[1]):
classes.write("__o")
elif libxml2_classes_type.has_key(arg[1]):
classes.write("__o")
else:
classes.write("self")
if classes_type.has_key(arg[1]):
classes.write(classes_type[arg[1]][0])
elif libxml2_classes_type.has_key(arg[1]):
classes.write(libxml2_classes_type[arg[1]][0])
n = n + 1
classes.write(")\n")
if ret[0] != "void":
if classes_type.has_key(ret[0]):
classes.write(" if ret == None: return None\n")
classes.write(" return ")
classes.write(classes_type[ret[0]][1] % ("ret"))
classes.write("\n")
elif libxml2_classes_type.has_key(ret[0]):
classes.write(" if ret == None: return None\n")
classes.write(" return libxml2.")
classes.write(libxml2_classes_type[ret[0]][1] % ("ret"))
classes.write("\n")
elif converter_type.has_key(ret[0]):
classes.write(" if ret == None: return None\n")
classes.write(" return ")
classes.write(converter_type[ret[0]] % ("ret"))
classes.write("\n")
else:
classes.write(" return ret\n")
classes.write("\n")
#
# Generate enum constants
#
for type,enum in enums.items():
classes.write("# %s\n" % type)
items = enum.items()
items.sort(lambda i1,i2: cmp(long(i1[1]),long(i2[1])))
for name,value in items:
classes.write("%s = %s\n" % (name,value))
classes.write("\n");
txt.close()
classes.close()
buildStubs()
buildWrappers()