Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 1 | #!/usr/bin/python -u |
| 2 | # |
| 3 | # generate python wrappers from the XML API description |
| 4 | # |
| 5 | |
| 6 | functions = {} |
| 7 | |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 8 | import string |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 9 | |
| 10 | ####################################################################### |
| 11 | # |
| 12 | # That part if purely the API acquisition phase from the |
| 13 | # XML API description |
| 14 | # |
| 15 | ####################################################################### |
| 16 | import os |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 17 | import xmllib |
| 18 | try: |
| 19 | import sgmlop |
| 20 | except ImportError: |
| 21 | sgmlop = None # accelerator not available |
| 22 | |
| 23 | debug = 0 |
| 24 | |
| 25 | if sgmlop: |
| 26 | class FastParser: |
| 27 | """sgmlop based XML parser. this is typically 15x faster |
| 28 | than SlowParser...""" |
| 29 | |
| 30 | def __init__(self, target): |
| 31 | |
| 32 | # setup callbacks |
| 33 | self.finish_starttag = target.start |
| 34 | self.finish_endtag = target.end |
| 35 | self.handle_data = target.data |
| 36 | |
| 37 | # activate parser |
| 38 | self.parser = sgmlop.XMLParser() |
| 39 | self.parser.register(self) |
| 40 | self.feed = self.parser.feed |
| 41 | self.entity = { |
| 42 | "amp": "&", "gt": ">", "lt": "<", |
| 43 | "apos": "'", "quot": '"' |
| 44 | } |
| 45 | |
| 46 | def close(self): |
| 47 | try: |
| 48 | self.parser.close() |
| 49 | finally: |
| 50 | self.parser = self.feed = None # nuke circular reference |
| 51 | |
| 52 | def handle_entityref(self, entity): |
| 53 | # <string> entity |
| 54 | try: |
| 55 | self.handle_data(self.entity[entity]) |
| 56 | except KeyError: |
| 57 | self.handle_data("&%s;" % entity) |
| 58 | |
| 59 | else: |
| 60 | FastParser = None |
| 61 | |
| 62 | |
| 63 | class SlowParser(xmllib.XMLParser): |
| 64 | """slow but safe standard parser, based on the XML parser in |
| 65 | Python's standard library.""" |
| 66 | |
| 67 | def __init__(self, target): |
| 68 | self.unknown_starttag = target.start |
| 69 | self.handle_data = target.data |
| 70 | self.unknown_endtag = target.end |
| 71 | xmllib.XMLParser.__init__(self) |
| 72 | |
| 73 | def getparser(target = None): |
| 74 | # get the fastest available parser, and attach it to an |
| 75 | # unmarshalling object. return both objects. |
| 76 | if target == None: |
| 77 | target = docParser() |
| 78 | if FastParser: |
| 79 | return FastParser(target), target |
| 80 | return SlowParser(target), target |
| 81 | |
| 82 | class docParser: |
| 83 | def __init__(self): |
| 84 | self._methodname = None |
| 85 | self._data = [] |
| 86 | self.in_function = 0 |
| 87 | |
| 88 | def close(self): |
| 89 | if debug: |
| 90 | print "close" |
| 91 | |
| 92 | def getmethodname(self): |
| 93 | return self._methodname |
| 94 | |
| 95 | def data(self, text): |
| 96 | if debug: |
| 97 | print "data %s" % text |
| 98 | self._data.append(text) |
| 99 | |
| 100 | def start(self, tag, attrs): |
| 101 | if debug: |
| 102 | print "start %s, %s" % (tag, attrs) |
| 103 | if tag == 'function': |
| 104 | self._data = [] |
| 105 | self.in_function = 1 |
| 106 | self.function = None |
| 107 | self.function_args = [] |
| 108 | self.function_descr = None |
| 109 | self.function_return = None |
| 110 | self.function_file = None |
| 111 | if attrs.has_key('name'): |
| 112 | self.function = attrs['name'] |
| 113 | if attrs.has_key('file'): |
| 114 | self.function_file = attrs['file'] |
| 115 | elif tag == 'info': |
| 116 | self._data = [] |
| 117 | elif tag == 'arg': |
| 118 | if self.in_function == 1: |
| 119 | self.function_arg_name = None |
| 120 | self.function_arg_type = None |
| 121 | self.function_arg_info = None |
| 122 | if attrs.has_key('name'): |
| 123 | self.function_arg_name = attrs['name'] |
| 124 | if attrs.has_key('type'): |
| 125 | self.function_arg_type = attrs['type'] |
| 126 | if attrs.has_key('info'): |
| 127 | self.function_arg_info = attrs['info'] |
| 128 | elif tag == 'return': |
| 129 | if self.in_function == 1: |
| 130 | self.function_return_type = None |
| 131 | self.function_return_info = None |
| 132 | if attrs.has_key('type'): |
| 133 | self.function_return_type = attrs['type'] |
| 134 | if attrs.has_key('info'): |
| 135 | self.function_return_info = attrs['info'] |
| 136 | |
| 137 | |
| 138 | def end(self, tag): |
| 139 | if debug: |
| 140 | print "end %s" % tag |
| 141 | if tag == 'function': |
| 142 | if self.function != None: |
| 143 | function(self.function, self.function_descr, |
| 144 | self.function_return, self.function_args, |
| 145 | self.function_file) |
| 146 | self.in_function = 0 |
| 147 | elif tag == 'arg': |
| 148 | if self.in_function == 1: |
| 149 | self.function_args.append([self.function_arg_name, |
| 150 | self.function_arg_type, |
| 151 | self.function_arg_info]) |
| 152 | elif tag == 'return': |
| 153 | if self.in_function == 1: |
| 154 | self.function_return = [self.function_return_type, |
| 155 | self.function_return_info] |
| 156 | elif tag == 'info': |
| 157 | str = '' |
| 158 | for c in self._data: |
| 159 | str = str + c |
| 160 | if self.in_function == 1: |
| 161 | self.function_descr = str |
| 162 | |
| 163 | |
| 164 | def function(name, desc, ret, args, file): |
| 165 | global functions |
| 166 | |
| 167 | functions[name] = (desc, ret, args, file) |
| 168 | |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 169 | ####################################################################### |
| 170 | # |
| 171 | # Some filtering rukes to drop functions/types which should not |
| 172 | # be exposed as-is on the Python interface |
| 173 | # |
| 174 | ####################################################################### |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 175 | |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 176 | skipped_modules = { |
| 177 | 'xmlmemory': None, |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 178 | 'DOCBparser': None, |
| 179 | 'SAX': None, |
| 180 | 'hash': None, |
| 181 | 'list': None, |
| 182 | 'threads': None, |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 183 | 'xpointer': None, |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 184 | } |
| 185 | skipped_types = { |
| 186 | 'int *': "usually a return type", |
| 187 | 'xmlSAXHandlerPtr': "not the proper interface for SAX", |
| 188 | 'htmlSAXHandlerPtr': "not the proper interface for SAX", |
| 189 | 'xmlParserCtxtPtr': "not the proper interface for the parser", |
| 190 | 'htmlParserCtxtPtr': "not the proper interface for the parser", |
| 191 | 'xmlRMutexPtr': "thread specific, skipped", |
| 192 | 'xmlMutexPtr': "thread specific, skipped", |
| 193 | 'xmlGlobalStatePtr': "thread specific, skipped", |
| 194 | 'xmlListPtr': "internal representation not suitable for python", |
| 195 | 'xmlBufferPtr': "internal representation not suitable for python", |
| 196 | 'FILE *': None, |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 197 | } |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 198 | |
| 199 | ####################################################################### |
| 200 | # |
| 201 | # Table of remapping to/from the python type or class to the C |
| 202 | # counterpart. |
| 203 | # |
| 204 | ####################################################################### |
| 205 | |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 206 | py_types = { |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 207 | 'void': (None, None, None, None), |
| 208 | 'int': ('i', None, "int", "int"), |
| 209 | 'long': ('i', None, "int", "int"), |
| 210 | 'double': ('d', None, "double", "double"), |
| 211 | 'unsigned int': ('i', None, "int", "int"), |
| 212 | 'xmlChar': ('c', None, "int", "int"), |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 213 | 'unsigned char *': ('z', None, "charPtr", "char *"), |
| 214 | 'char *': ('z', None, "charPtr", "char *"), |
| 215 | 'const char *': ('z', None, "charPtr", "char *"), |
| 216 | 'xmlChar *': ('z', None, "xmlCharPtr", "xmlChar *"), |
| 217 | 'const xmlChar *': ('z', None, "xmlCharPtr", "xmlChar *"), |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 218 | 'xmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 219 | 'const xmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 220 | 'xmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 221 | 'const xmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 222 | 'xmlDtdPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 223 | 'const xmlDtdPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 224 | 'xmlDtd *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 225 | 'const xmlDtd *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 226 | 'xmlAttrPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 227 | 'const xmlAttrPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 228 | 'xmlAttr *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 229 | 'const xmlAttr *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 230 | 'xmlEntityPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 231 | 'const xmlEntityPtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 232 | 'xmlEntity *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 233 | 'const xmlEntity *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 234 | 'xmlElementPtr': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr"), |
| 235 | 'const xmlElementPtr': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr"), |
| 236 | 'xmlElement *': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr"), |
| 237 | 'const xmlElement *': ('O', "xmlElement", "xmlElementPtr", "xmlElementPtr"), |
| 238 | 'xmlAttributePtr': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr"), |
| 239 | 'const xmlAttributePtr': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr"), |
| 240 | 'xmlAttribute *': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr"), |
| 241 | 'const xmlAttribute *': ('O', "xmlAttribute", "xmlAttributePtr", "xmlAttributePtr"), |
| 242 | 'xmlNsPtr': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr"), |
| 243 | 'const xmlNsPtr': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr"), |
| 244 | 'xmlNs *': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr"), |
| 245 | 'const xmlNs *': ('O', "xmlNode", "xmlNsPtr", "xmlNsPtr"), |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 246 | 'xmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr"), |
| 247 | 'const xmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr"), |
| 248 | 'xmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr"), |
| 249 | 'const xmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr"), |
| 250 | 'htmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr"), |
| 251 | 'const htmlDocPtr': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr"), |
| 252 | 'htmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr"), |
| 253 | 'const htmlDoc *': ('O', "xmlNode", "xmlDocPtr", "xmlDocPtr"), |
| 254 | 'htmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 255 | 'const htmlNodePtr': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 256 | 'htmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
| 257 | 'const htmlNode *': ('O', "xmlNode", "xmlNodePtr", "xmlNodePtr"), |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 258 | 'xmlXPathContextPtr': ('O', "xmlXPathContext", "xmlXPathContextPtr", "xmlXPathContextPtr"), |
| 259 | 'xmlXPathContext *': ('O', "xpathContext", "xmlXPathContextPtr", "xmlXPathContextPtr"), |
| 260 | } |
| 261 | |
| 262 | py_return_types = { |
| 263 | 'xmlXPathObjectPtr': ('O', "foo", "xmlXPathObjectPtr", "xmlXPathObjectPtr"), |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 264 | } |
| 265 | |
| 266 | unknown_types = {} |
| 267 | |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 268 | ####################################################################### |
| 269 | # |
| 270 | # This part writes the C <-> Python stubs libxml2-py.[ch] and |
| 271 | # the table libxml2-export.c to add when registrering the Python module |
| 272 | # |
| 273 | ####################################################################### |
| 274 | |
| 275 | def skip_function(name): |
| 276 | if name[0:12] == "xmlXPathWrap": |
| 277 | return 1 |
| 278 | # if name[0:11] == "xmlXPathNew": |
| 279 | # return 1 |
| 280 | return 0 |
| 281 | |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 282 | def print_function_wrapper(name, output, export, include): |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 283 | global py_types |
| 284 | global unknown_types |
| 285 | global functions |
| 286 | global skipped_modules |
| 287 | |
| 288 | try: |
| 289 | (desc, ret, args, file) = functions[name] |
| 290 | except: |
| 291 | print "failed to get function %s infos" |
| 292 | return |
| 293 | |
| 294 | if skipped_modules.has_key(file): |
| 295 | return 0 |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 296 | if skip_function(name) == 1: |
| 297 | return 0 |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 298 | |
| 299 | c_call = ""; |
| 300 | format="" |
| 301 | format_args="" |
| 302 | c_args="" |
| 303 | c_return="" |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 304 | c_convert="" |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 305 | for arg in args: |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 306 | # This should be correct |
| 307 | if arg[1][0:6] == "const ": |
| 308 | arg[1] = arg[1][6:] |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 309 | c_args = c_args + " %s %s;\n" % (arg[1], arg[0]) |
| 310 | if py_types.has_key(arg[1]): |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 311 | (f, t, n, c) = py_types[arg[1]] |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 312 | if f != None: |
| 313 | format = format + f |
| 314 | if t != None: |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 315 | format_args = format_args + ", &pyobj_%s" % (arg[0]) |
| 316 | c_args = c_args + " PyObject *pyobj_%s;\n" % (arg[0]) |
| 317 | c_convert = c_convert + \ |
| 318 | " %s = (%s) Py%s_Get(pyobj_%s);\n" % (arg[0], |
| 319 | arg[1], t, arg[0]); |
| 320 | else: |
| 321 | format_args = format_args + ", &%s" % (arg[0]) |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 322 | if c_call != "": |
| 323 | c_call = c_call + ", "; |
| 324 | c_call = c_call + "%s" % (arg[0]) |
| 325 | else: |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 326 | if skipped_types.has_key(arg[1]): |
| 327 | return 0 |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 328 | if unknown_types.has_key(arg[1]): |
| 329 | lst = unknown_types[arg[1]] |
| 330 | lst.append(name) |
| 331 | else: |
| 332 | unknown_types[arg[1]] = [name] |
| 333 | return -1 |
| 334 | if format != "": |
| 335 | format = format + ":%s" % (name) |
| 336 | |
| 337 | if ret[0] == 'void': |
| 338 | c_call = "\n %s(%s);\n" % (name, c_call); |
| 339 | ret_convert = " Py_INCREF(Py_None);\n return(Py_None);\n" |
| 340 | elif py_types.has_key(ret[0]): |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 341 | (f, t, n, c) = py_types[ret[0]] |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 342 | c_return = " %s c_retval;\n" % (ret[0]) |
| 343 | c_call = "\n c_retval = %s(%s);\n" % (name, c_call); |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 344 | ret_convert = " py_retval = libxml_%sWrap((%s) c_retval);\n" % (n,c) |
| 345 | ret_convert = ret_convert + " return(py_retval);\n" |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 346 | elif py_return_types.has_key(ret[0]): |
| 347 | (f, t, n, c) = py_return_types[ret[0]] |
| 348 | c_return = " %s c_retval;\n" % (ret[0]) |
| 349 | c_call = "\n c_retval = %s(%s);\n" % (name, c_call); |
| 350 | ret_convert = " py_retval = libxml_%sWrap((%s) c_retval);\n" % (n,c) |
| 351 | ret_convert = ret_convert + " return(py_retval);\n" |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 352 | else: |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 353 | if skipped_types.has_key(ret[0]): |
| 354 | return 0 |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 355 | if unknown_types.has_key(ret[0]): |
| 356 | lst = unknown_types[ret[0]] |
| 357 | lst.append(name) |
| 358 | else: |
| 359 | unknown_types[ret[0]] = [name] |
| 360 | return -1 |
| 361 | |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 362 | include.write("PyObject * ") |
| 363 | include.write("libxml_%s(PyObject *self, PyObject *args);\n" % (name)) |
| 364 | export.write(" { \"%s\", libxml_%s, METH_VARARGS },\n" % (name, name)) |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 365 | output.write("PyObject *\n") |
| 366 | output.write("libxml_%s(PyObject *self, PyObject *args) {\n" % (name)) |
| 367 | if ret[0] != 'void': |
| 368 | output.write(" PyObject *py_retval;\n") |
| 369 | if c_return != "": |
| 370 | output.write(c_return) |
| 371 | if c_args != "": |
| 372 | output.write(c_args) |
| 373 | if format != "": |
| 374 | output.write("\n if (!PyArg_ParseTuple(args, \"%s\"%s))\n" % |
| 375 | (format, format_args)) |
| 376 | output.write(" return(NULL);\n") |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 377 | if c_convert != "": |
| 378 | output.write(c_convert) |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 379 | |
| 380 | output.write(c_call) |
| 381 | output.write(ret_convert) |
| 382 | output.write("}\n\n") |
| 383 | return 1 |
| 384 | |
| 385 | try: |
Daniel Veillard | 6327697 | 2002-01-31 23:49:05 +0000 | [diff] [blame] | 386 | f = open("../doc/libxml2-api.xml") |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 387 | data = f.read() |
| 388 | (parser, target) = getparser() |
| 389 | parser.feed(data) |
| 390 | parser.close() |
| 391 | except IOError, msg: |
| 392 | print file, ":", msg |
| 393 | |
| 394 | print "Found %d functions in libxml2-api.xml" % (len(functions.keys())) |
| 395 | nb_wrap = 0 |
| 396 | failed = 0 |
| 397 | skipped = 0 |
| 398 | |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 399 | include = open("libxml2-py.h", "w") |
| 400 | include.write("/* Generated */\n\n") |
| 401 | export = open("libxml2-export.c", "w") |
| 402 | export.write("/* Generated */\n\n") |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 403 | wrapper = open("libxml2-py.c", "w") |
| 404 | wrapper.write("/* Generated */\n\n") |
| 405 | wrapper.write("#include <Python.h>\n") |
| 406 | wrapper.write("#include <libxml/tree.h>\n") |
| 407 | wrapper.write("#include \"libxml_wrap.h\"\n") |
| 408 | wrapper.write("#include \"libxml2-py.h\"\n\n") |
| 409 | for function in functions.keys(): |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 410 | ret = print_function_wrapper(function, wrapper, export, include) |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 411 | if ret < 0: |
| 412 | failed = failed + 1 |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 413 | del functions[function] |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 414 | if ret == 0: |
| 415 | skipped = skipped + 1 |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 416 | del functions[function] |
| 417 | if ret == 1: |
| 418 | nb_wrap = nb_wrap + 1 |
Daniel Veillard | 96fe095 | 2002-01-30 20:52:23 +0000 | [diff] [blame] | 419 | include.close() |
| 420 | export.close() |
Daniel Veillard | d2897fd | 2002-01-30 16:37:32 +0000 | [diff] [blame] | 421 | wrapper.close() |
| 422 | |
| 423 | print "Generated %d wrapper functions, %d failed, %d skipped\n" % (nb_wrap, |
| 424 | failed, skipped); |
| 425 | print "Missing type converters: %s" % (unknown_types.keys()) |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 426 | |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 427 | ####################################################################### |
| 428 | # |
| 429 | # This part writes part of the Python front-end classes based on |
| 430 | # mapping rules between types and classes and also based on function |
| 431 | # renaming to get consistent function names at the Python level |
| 432 | # |
| 433 | ####################################################################### |
| 434 | |
| 435 | # |
| 436 | # The type automatically remapped to generated classes |
| 437 | # |
| 438 | classes_type = { |
| 439 | "xmlNodePtr": ("._o", "xmlNode(_obj=%s)", "xmlNode"), |
| 440 | "xmlNode *": ("._o", "xmlNode(_obj=%s)", "xmlNode"), |
| 441 | "xmlDocPtr": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"), |
| 442 | "xmlDocPtr *": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"), |
| 443 | "htmlDocPtr": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"), |
| 444 | "htmlxmlDocPtr *": ("._o", "xmlDoc(_obj=%s)", "xmlDoc"), |
| 445 | "xmlAttrPtr": ("._o", "xmlAttr(_obj=%s)", "xmlAttr"), |
| 446 | "xmlAttr *": ("._o", "xmlAttr(_obj=%s)", "xmlAttr"), |
| 447 | "xmlNsPtr": ("._o", "xmlNs(_obj=%s)", "xmlNs"), |
| 448 | "xmlNs *": ("._o", "xmlNs(_obj=%s)", "xmlNs"), |
| 449 | "xmlDtdPtr": ("._o", "xmlDtd(_obj=%s)", "xmlDtd"), |
| 450 | "xmlDtd *": ("._o", "xmlDtd(_obj=%s)", "xmlDtd"), |
| 451 | "xmlEntityPtr": ("._o", "xmlEntity(_obj=%s)", "xmlEntity"), |
| 452 | "xmlEntity *": ("._o", "xmlEntity(_obj=%s)", "xmlEntity"), |
| 453 | "xmlElementPtr": ("._o", "xmlElement(_obj=%s)", "xmlElement"), |
| 454 | "xmlElement *": ("._o", "xmlElement(_obj=%s)", "xmlElement"), |
| 455 | "xmlAttributePtr": ("._o", "xmlAttribute(_obj=%s)", "xmlAttribute"), |
| 456 | "xmlAttribute *": ("._o", "xmlAttribute(_obj=%s)", "xmlAttribute"), |
| 457 | "xmlXPathContextPtr": ("._o", "xpathContext(_obj=%s)", "xpathContext"), |
| 458 | } |
| 459 | |
| 460 | converter_type = { |
| 461 | "xmlXPathObjectPtr": "xpathObjectRet(%s)", |
| 462 | } |
| 463 | |
| 464 | primary_classes = ["xmlNode", "xmlDoc"] |
| 465 | |
| 466 | classes_ancestor = { |
| 467 | "xmlNode" : "xmlCore", |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 468 | "xmlDtd" : "xmlNode", |
| 469 | "xmlDoc" : "xmlNode", |
| 470 | "xmlAttr" : "xmlNode", |
| 471 | "xmlNs" : "xmlNode", |
| 472 | "xmlEntity" : "xmlNode", |
| 473 | "xmlElement" : "xmlNode", |
| 474 | "xmlAttribute" : "xmlNode", |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 475 | } |
| 476 | classes_destructors = { |
| 477 | "xpathContext": "xmlXPathFreeContext", |
| 478 | } |
| 479 | |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 480 | function_classes = {} |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 481 | |
| 482 | function_classes["None"] = [] |
| 483 | for type in classes_type.keys(): |
| 484 | function_classes[classes_type[type][2]] = [] |
| 485 | |
| 486 | # |
| 487 | # Build the list of C types to look for ordered to start with primary classes |
| 488 | # |
| 489 | ctypes = [] |
| 490 | ctypes_processed = {} |
| 491 | for classe in primary_classes: |
| 492 | for type in classes_type.keys(): |
| 493 | tinfo = classes_type[type] |
| 494 | if tinfo[2] == classe: |
| 495 | ctypes.append(type) |
| 496 | ctypes_processed[type] = () |
| 497 | for type in classes_type.keys(): |
| 498 | if ctypes_processed.has_key(type): |
| 499 | continue |
| 500 | tinfo = classes_type[type] |
| 501 | ctypes.append(type) |
| 502 | ctypes_processed[type] = () |
| 503 | |
| 504 | def nameFixup(function, classe, type): |
| 505 | listname = classe + "List" |
| 506 | ll = len(listname) |
| 507 | l = len(classe) |
| 508 | if name[0:l] == listname: |
| 509 | func = name[l:] |
| 510 | func = string.lower(func[0:1]) + func[1:] |
| 511 | elif name[0:l] == classe: |
| 512 | func = name[l:] |
| 513 | func = string.lower(func[0:1]) + func[1:] |
| 514 | elif name[0:6] == "xmlGet": |
| 515 | func = name[6:] |
| 516 | func = string.lower(func[0:1]) + func[1:] |
| 517 | elif name[0:3] == "xml": |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 518 | func = name[3:] |
| 519 | func = string.lower(func[0:1]) + func[1:] |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 520 | else: |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 521 | func = name |
| 522 | if func[0:5] == "xPath": |
| 523 | func = "xpath" + func[5:] |
| 524 | elif func[0:4] == "xPtr": |
| 525 | func = "xpointer" + func[4:] |
| 526 | elif func[0:8] == "xInclude": |
| 527 | func = "xinclude" + func[8:] |
| 528 | elif func[0:2] == "iD": |
| 529 | func = "ID" + func[2:] |
| 530 | elif func[0:3] == "uRI": |
| 531 | func = "URI" + func[3:] |
| 532 | elif func[0:4] == "uTF8": |
| 533 | func = "UTF8" + func[4:] |
| 534 | return func |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 535 | |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 536 | for name in functions.keys(): |
| 537 | found = 0; |
| 538 | (desc, ret, args, file) = functions[name] |
| 539 | for type in ctypes: |
| 540 | classe = classes_type[type][2] |
| 541 | |
| 542 | if name[0:3] == "xml" and len(args) >= 1 and args[0][1] == type: |
| 543 | found = 1 |
| 544 | func = nameFixup(name, classe, type) |
| 545 | info = (0, func, name, ret, args, file) |
| 546 | function_classes[classe].append(info) |
| 547 | elif name[0:3] == "xml" and len(args) >= 2 and args[1][1] == type: |
| 548 | found = 1 |
| 549 | func = nameFixup(name, classe, type) |
| 550 | info = (1, func, name, ret, args, file) |
| 551 | function_classes[classe].append(info) |
| 552 | elif name[0:4] == "html" and len(args) >= 1 and args[0][1] == type: |
| 553 | found = 1 |
| 554 | func = nameFixup(name, classe, type) |
| 555 | info = (0, func, name, ret, args, file) |
| 556 | function_classes[classe].append(info) |
| 557 | elif name[0:4] == "html" and len(args) >= 2 and args[1][1] == type: |
| 558 | found = 1 |
| 559 | func = nameFixup(name, classe, type) |
| 560 | info = (1, func, name, ret, args, file) |
| 561 | function_classes[classe].append(info) |
| 562 | if found == 1: |
| 563 | break |
| 564 | if found == 1: |
| 565 | continue |
| 566 | if name[0:8] == "xmlXPath": |
| 567 | continue |
| 568 | if name[0:6] == "xmlStr": |
| 569 | continue |
| 570 | if name[0:10] == "xmlCharStr": |
| 571 | continue |
| 572 | func = nameFixup(name, "None", file) |
| 573 | info = (0, func, name, ret, args, file) |
| 574 | function_classes['None'].append(info) |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 575 | |
| 576 | classes = open("libxml2class.py", "w") |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 577 | txt = open("libxml2class.txt", "w") |
| 578 | txt.write(" Generated Classes for libxml2-python\n\n") |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 579 | |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 580 | def functionCompare(info1, info2): |
| 581 | (index1, func1, name1, ret1, args1, file1) = info1 |
| 582 | (index2, func2, name2, ret2, args2, file2) = info2 |
| 583 | if file1 < file2: |
| 584 | return -1 |
| 585 | if file1 > file2: |
| 586 | return 1 |
| 587 | if func1 < func2: |
| 588 | return -1 |
| 589 | if func1 > func2: |
| 590 | return 1 |
| 591 | return 0 |
| 592 | |
| 593 | def writeDoc(name, args, indent, output): |
| 594 | if functions[name][0] == None or functions[name][0] == "": |
| 595 | return |
| 596 | val = functions[name][0] |
| 597 | val = string.replace(val, "NULL", "None"); |
| 598 | output.write(indent) |
| 599 | output.write('"""') |
| 600 | while len(val) > 60: |
| 601 | str = val[0:60] |
| 602 | i = string.rfind(str, " "); |
| 603 | if i < 0: |
| 604 | i = 60 |
| 605 | str = val[0:i] |
| 606 | val = val[i:] |
| 607 | output.write(str) |
| 608 | output.write('\n '); |
| 609 | output.write(indent) |
| 610 | output.write(val); |
| 611 | output.write('"""\n') |
| 612 | |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 613 | txt.write("#\n# Global functions of the module\n#\n\n") |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 614 | if function_classes.has_key("None"): |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 615 | flist = function_classes["None"] |
| 616 | flist.sort(functionCompare) |
| 617 | oldfile = "" |
| 618 | for info in flist: |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 619 | (index, func, name, ret, args, file) = info |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 620 | if file != oldfile: |
| 621 | classes.write("#\n# Functions from module %s\n#\n\n" % file) |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 622 | txt.write("\n# functions from module %s\n" % file) |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 623 | oldfile = file |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 624 | classes.write("def %s(" % func) |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 625 | txt.write("%s()\n" % func); |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 626 | n = 0 |
| 627 | for arg in args: |
| 628 | if n != 0: |
| 629 | classes.write(", ") |
| 630 | classes.write("%s" % arg[0]) |
| 631 | n = n + 1 |
| 632 | classes.write("):\n") |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 633 | writeDoc(name, args, ' ', classes); |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 634 | if ret[0] != "void": |
| 635 | classes.write(" ret = "); |
| 636 | else: |
| 637 | classes.write(" "); |
| 638 | classes.write("_libxml.%s(" % name) |
| 639 | n = 0 |
| 640 | for arg in args: |
| 641 | if n != 0: |
| 642 | classes.write(", "); |
| 643 | classes.write("%s" % arg[0]) |
| 644 | if classes_type.has_key(arg[1]): |
| 645 | classes.write(classes_type[arg[1]][0]) |
| 646 | n = n + 1 |
| 647 | classes.write(")\n"); |
| 648 | if ret[0] != "void": |
| 649 | if classes_type.has_key(ret[0]): |
| 650 | classes.write(" if ret == None: return None\n"); |
| 651 | classes.write(" return "); |
| 652 | classes.write(classes_type[ret[0]][1] % ("ret")); |
| 653 | classes.write("\n"); |
| 654 | else: |
| 655 | classes.write(" return ret\n"); |
| 656 | classes.write("\n"); |
| 657 | |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 658 | txt.write("\n\n#\n# Set of classes of the module\n#\n\n") |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 659 | for classname in function_classes.keys(): |
| 660 | if classname == "None": |
| 661 | pass |
| 662 | else: |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 663 | if classes_ancestor.has_key(classname): |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 664 | txt.write("\n\nClass %s(%s)\n" % (classname, |
| 665 | classes_ancestor[classname])) |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 666 | classes.write("class %s(%s):\n" % (classname, |
| 667 | classes_ancestor[classname])) |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 668 | classes.write(" def __init__(self, _obj=None):\n") |
| 669 | classes.write(" self._o = None\n") |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 670 | classes.write(" %s.__init__(self, _obj=_obj)\n\n" % ( |
| 671 | classes_ancestor[classname])) |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 672 | else: |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 673 | txt.write("Class %s()\n" % (classname)) |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 674 | classes.write("class %s:\n" % (classname)) |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 675 | classes.write(" def __init__(self, _obj=None):\n") |
| 676 | classes.write(" if _obj != None:self._o = _obj;return\n") |
| 677 | classes.write(" self._o = None\n\n"); |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 678 | if classes_destructors.has_key(classname): |
| 679 | classes.write(" def __del__(self):\n") |
| 680 | classes.write(" if self._o != None:\n") |
| 681 | classes.write(" _libxml.%s(self._o)\n" % |
| 682 | classes_destructors[classname]); |
| 683 | classes.write(" self._o = None\n\n"); |
Daniel Veillard | a7340c8 | 2002-02-01 17:56:45 +0000 | [diff] [blame] | 684 | classes.write(" def __repr__(self):\n") |
| 685 | format = "%s:%%s" % (classname) |
| 686 | classes.write(" return \"%s\" %% (self.name)\n\n" % ( |
| 687 | format)) |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 688 | flist = function_classes[classname] |
| 689 | flist.sort(functionCompare) |
| 690 | oldfile = "" |
| 691 | for info in flist: |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 692 | (index, func, name, ret, args, file) = info |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 693 | if file != oldfile: |
| 694 | classes.write(" #\n") |
| 695 | classes.write(" # %s functions from module %s\n" % ( |
| 696 | classname, file)) |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 697 | txt.write("\n # functions from module %s\n" % file) |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 698 | classes.write(" #\n\n") |
| 699 | oldfile = file |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 700 | classes.write(" def %s(self" % func) |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 701 | txt.write(" %s()\n" % func); |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 702 | n = 0 |
| 703 | for arg in args: |
| 704 | if n != index: |
| 705 | classes.write(", %s" % arg[0]) |
| 706 | n = n + 1 |
| 707 | classes.write("):\n") |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 708 | writeDoc(name, args, ' ', classes); |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 709 | if ret[0] != "void": |
| 710 | classes.write(" ret = "); |
| 711 | else: |
| 712 | classes.write(" "); |
| 713 | classes.write("_libxml.%s(" % name) |
| 714 | n = 0 |
| 715 | for arg in args: |
| 716 | if n != 0: |
| 717 | classes.write(", "); |
| 718 | if n != index: |
| 719 | classes.write("%s" % arg[0]) |
| 720 | else: |
| 721 | classes.write("self"); |
| 722 | if classes_type.has_key(arg[1]): |
| 723 | classes.write(classes_type[arg[1]][0]) |
| 724 | n = n + 1 |
| 725 | classes.write(")\n"); |
| 726 | if ret[0] != "void": |
| 727 | if classes_type.has_key(ret[0]): |
| 728 | classes.write(" if ret == None: return None\n"); |
| 729 | classes.write(" return "); |
| 730 | classes.write(classes_type[ret[0]][1] % ("ret")); |
| 731 | classes.write("\n"); |
Daniel Veillard | 1971ee2 | 2002-01-31 20:29:19 +0000 | [diff] [blame] | 732 | elif converter_type.has_key(ret[0]): |
| 733 | classes.write(" if ret == None: return None\n"); |
| 734 | classes.write(" return "); |
| 735 | classes.write(converter_type[ret[0]] % ("ret")); |
| 736 | classes.write("\n"); |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 737 | else: |
| 738 | classes.write(" return ret\n"); |
| 739 | classes.write("\n"); |
| 740 | |
Daniel Veillard | 253aa2c | 2002-02-02 09:17:16 +0000 | [diff] [blame^] | 741 | txt.close() |
Daniel Veillard | 36ed529 | 2002-01-30 23:49:06 +0000 | [diff] [blame] | 742 | classes.close() |