summaryrefslogtreecommitdiff
path: root/giscanner/mallardwriter.py
blob: a71528e9f2fe078a29722cb150eba2053495f113 (plain)
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
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
#!/usr/bin/env python
# -*- Mode: Python -*-
# GObject-Introspection - a framework for introspecting GObject libraries
# Copyright (C) 2010 Zach Goldberg
# Copyright (C) 2011 Johan Dahlin
# Copyright (C) 2011 Shaun McCance
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.
#

import os.path
import re
import sys

from . import ast
from .girparser import GIRParser
from .xmlwriter import XMLWriter

XMLNS = "http://projectmallard.org/1.0/"
XMLNS_UI = "http://projectmallard.org/experimental/ui/"

def _space(num):
    return " " * num

class MallardFormatter(object):
    def __init__(self):
        pass

    def get_title(self, node, parent):
        raise NotImplementedError('get_title not implemented')

    # FIXME
    def render_parameter(self, param_type, param_name):
        return "%s %s" % (param_type, param_name)

    def _render_parameter(self, param, extra_content=''):
        with self._writer.tagcontext("parameter"):
            if param.type.ctype is not None:
                link_dest = param.type.ctype.replace("*", "")
            else:
                link_dest = param.type.ctype
            with self._writer.tagcontext("link", [("linkend", "%s" % link_dest)]):
                self._writer.write_tag("type", [], link_dest)
            self._writer.write_line(extra_content)

    def _render_parameters(self, parent, parameters):
        self._writer.write_line(
            "%s(" % _space(40 - len(parent.symbol)))

        parent_class = parent.parent_class
        ctype = ast.Type(parent.parent_class.ctype + '*')
        params = []
        params.append(ast.Parameter(parent_class.name.lower(), ctype))
        params.extend(parameters)

        first_param = True
        for param in params:
            if not first_param:
                self._writer.write_line("\n%s" % _space(61))
            else:
                first_param = False

            if not param == params[-1]:
                comma = ", "
            else:
                comma = ""
            if param.type.target_fundamental == '<varargs>':
                extra_content = "..."
                continue
            extra_content = " "
            if param.type.ctype is not None and '*' in param.type.ctype:
                extra_content += '*'
            if param.argname is None:
                import pdb
                pdb.set_trace()
            extra_content += param.argname
            extra_content += comma
            self._render_parameter(param, extra_content)

        self._writer.write_line(");\n")

    def get_method_as_title(self, entity):
        method = entity.get_ast()
        return "%s ()" % method.symbol

    def get_page_name(self, node):
        if node.gtype_name is None:
            return node.ctype
        return node.gtype_name

    def get_class_name(self, node):
        if node.gtype_name is None:
            return node.ctype
        return node.gtype_name

    def get_type_name(self, node):
        if isinstance(node, ast.Array):
            if node.array_type == ast.Array.C:
                return str(node.element_type) + "[]"
            else:
                return "%s&lt;%s&gt;" % (node.array_type, str(node.element_type))
        elif isinstance(node, ast.Map):
            return "GHashTable&lt;%s, %s&gt;" % (str(node.key_type), str(node.value_type))
        elif isinstance(node, ast.List):
            return "GList&lt;%s&gt;" % str(node.element_type)
        else:
            return str(node)

    def render_method(self, entity, link=False):
        method = entity.get_ast()
        self._writer.disable_whitespace()

        retval_type = method.retval.type
        if retval_type.ctype:
            link_dest = retval_type.ctype.replace("*", "")
        else:
            link_dest = str(retval_type)

        if retval_type.target_giname:
            ns = retval_type.target_giname.split('.')
            if ns[0] == self._namespace.name:
                link_dest = "%s" % (
                    retval_type.ctype.replace("*", ""))

        with self._writer.tagcontext("link", [("linkend", link_dest)]):
            self._writer.write_tag("returnvalue", [], link_dest)

        if retval_type.ctype is not None and '*' in retval_type.ctype:
            self._writer.write_line(' *')

        self._writer.write_line(
            _space(20 - len(self.get_type_string(method.retval.type))))

        if link:
            self._writer.write_tag("link", [("linkend",
                                            method.symbol.replace("_", "-"))],
                                  method.symbol)
        else:
            self._writer.write_line(method.symbol)

        self._render_parameters(method, method.parameters)
        self._writer.enable_whitespace()

    def _get_annotations(self, argument):
        annotations = {}

        if hasattr(argument.type, 'element_type') and \
           argument.type.element_type is not None:
            annotations['element-type'] = argument.type.element_type

        if argument.transfer is not None and argument.transfer != 'none':
            annotations['transfer'] = argument.transfer

        if hasattr(argument, 'allow_none') and argument.allow_none:
            annotations['allow-none'] = None

        return annotations

    def render_param_list(self, entity):
        method = entity.get_ast()

        self._render_param(method.parent_class.name.lower(), 'instance', [])

        for param in method.parameters:
            self._render_param(param.argname, param.doc,
                               self._get_annotations(param))

        self._render_param('Returns', method.retval.doc,
                           self._get_annotations(method.retval))

    def _render_param(self, argname, doc, annotations):
        if argname is None:
            return
        with self._writer.tagcontext('varlistentry'):
            with self._writer.tagcontext('term'):
                self._writer.disable_whitespace()
                try:
                    with self._writer.tagcontext('parameter'):
                        self._writer.write_line(argname)
                    if doc is not None:
                        self._writer.write_line('&#xA0;:')
                finally:
                    self._writer.enable_whitespace()
            if doc is not None:
                with self._writer.tagcontext('listitem'):
                    with self._writer.tagcontext('simpara'):
                        self._writer.write_line(doc)
                        if annotations:
                            with self._writer.tagcontext('emphasis', [('role', 'annotation')]):
                                for key, value in annotations.iteritems():
                                    self._writer.disable_whitespace()
                                    try:
                                        self._writer.write_line('[%s' % key)
                                        if value is not None:
                                            self._writer.write_line(' %s' % value)
                                        self._writer.write_line(']')
                                    finally:
                                        self._writer.enable_whitespace()

    def render_property(self, entity, link=False):
        prop = entity.get_ast()

        prop_name = '"%s"' % prop.name
        prop_type = self.get_type_name(prop.type)

        flags = []
        if prop.readable:
            flags.append("Read")
        if prop.writable:
            flags.append("Write")
        if prop.construct:
            flags.append("Construct")
        if prop.construct_only:
            flags.append("Construct Only")

        self._render_prop_or_signal(prop_name, prop_type, flags)

    def _render_prop_or_signal(self, name, type_, flags):
        self._writer.disable_whitespace()

        line = _space(2) + name + _space(27 - len(name))
        line += str(type_) + _space(22 - len(str(type_)))
        line += ": " + " / ".join(flags)

        self._writer.write_line(line + "\n")

        self._writer.enable_whitespace()


    def render_signal(self, entity, link=False):
        signal = entity.get_ast()

        sig_name = '"%s"' % signal.name
        flags = ["TODO: signal flags not in GIR currently"]
        self._render_prop_or_signal(sig_name, "", flags)

class MallardFormatterC(MallardFormatter):
    def get_title(self, node, parent):
        if isinstance(node, ast.Namespace):
            return "%s Documentation" % node.name
        elif isinstance(node, ast.Function):
            return node.symbol
        elif isinstance(node, ast.Property):
            return parent.c_name + ':' + node.name
        elif isinstance(node, ast.Signal):
            return parent.c_name + '::' + node.name
        else:
            return node.c_name

class MallardFormatterPython(MallardFormatter):
    def get_title(self, node, parent):
        if isinstance(node, ast.Namespace):
            return "%s Documentation" % node.name
        elif isinstance(node, ast.Function):
            if node.is_method or node.is_constructor:
                return "%s.%s.%s" % (node.namespace.name, parent.name, node.name)
            else:
                return "%s.%s" % (node.namespace.name, node.name)
        elif isinstance(node, ast.Property):
            return "%s" % node.name
        elif isinstance(node, ast.Signal):
            return "%s" % node.name
        else:
            return "%s.%s" % (node.namespace.name, node.name)

class MallardPage(object):
    def __init__(self, writer, node, parent):
        self.writer = writer
        self.node = node
        self.parent = parent
        self.page_id = None
        self.page_type = 'topic'
        self.page_style = ''

        node.page = self
        if not isinstance(node, ast.Namespace):
            if node.namespace is None:
                if parent is not None and parent.namespace is not None:
                    node.namespace = parent.namespace

        self.title = writer._formatter.get_title(node, parent)
        self.links = []
        self.linksels = []

        if isinstance(node, ast.Namespace):
            self.page_id = 'index'
        elif isinstance(node, ast.Property) and parent is not None:
            self.page_id = node.namespace.name + '.' + parent.name + '-' + node.name
        elif isinstance(node, ast.Signal) and parent is not None:
            self.page_id = node.namespace.name + '.' + parent.name + '--' + node.name
        elif parent is not None and not isinstance(parent, ast.Namespace):
            self.page_id = node.namespace.name + '.' + parent.name + '.' + node.name
        else:
            self.page_id = node.namespace.name + '.' + node.name

        if getattr(node, 'symbol', None) is not None:
            self.writer._xrefs[node.symbol] = self.page_id
        elif isinstance(node, ast.Class):
            self.writer._xrefs[node.c_name] = self.page_id

        self.create_content()
        self.add_child_nodes()

    def add_link(self, linktype, xref, group=None):
        self.links.append((linktype, xref, group))

    def add_child_nodes(self):
        children = []
        if isinstance(self.node, ast.Namespace):
            children = [node for node in self.node.itervalues()]
        elif isinstance(self.node, (ast.Class, ast.Record)):
            children = self.node.methods + self.node.constructors
        elif isinstance(self.node, ast.Interface):
            children = self.node.methods

        if isinstance(self.node, (ast.Class, ast.Interface)):
            children += self.node.properties + self.node.signals
        for child in children:
            self.writer._pages.append(MallardPage(self.writer, child, self.node))

    def create_content(self):
        if isinstance(self.node, ast.Namespace):
            self.page_type = 'guide'
            self.page_style = 'namespace'
            self.linksels = (('class', 'Classes'),
                             ('function', 'Functions'),
                             ('#first #default #last', 'Other'))
        elif isinstance(self.node, ast.Class):
            self.page_type = 'guide'
            self.page_style = 'class'
            self.linksels = (('constructor', 'Constructors'),
                             ('method', 'Methods'),
                             ('property', 'Properties'),
                             ('signal', 'Signals'),
                             ('#first #default #last', 'Other'))
            self.add_link('guide', self.parent.page.page_id, 'class')
        elif isinstance(self.node, ast.Record):
            self.page_type = 'guide'
            self.page_style = 'record'
            self.add_link('guide', self.parent.page.page_id)
        elif isinstance(self.node, ast.Interface):
            self.page_type = 'guide'
            self.page_style = 'interface'
            self.add_link('guide', self.parent.page.page_id)
        elif isinstance(self.node, ast.Function):
            if self.node.is_constructor:
                self.page_style = 'constructor'
                self.add_link('guide', self.parent.page.page_id, 'constructor')
            elif self.node.is_method:
                self.page_style = 'method'
                self.add_link('guide', self.parent.page.page_id, 'method')
            else:
                self.page_style = 'function'
                self.add_link('guide', self.parent.page.page_id, 'function')
        elif isinstance(self.node, ast.Property):
            self.page_style = 'property'
            self.add_link('guide', self.parent.page.page_id, 'property')
        elif isinstance(self.node, ast.Signal):
            self.page_style = 'signal'
            self.add_link('guide', self.parent.page.page_id, 'signal')

    def render(self, writer):
        with writer.tagcontext('page', [
            ('id', self.page_id),
            ('type', self.page_type),
            ('style', self.page_style),
            ('xmlns', XMLNS), ('xmlns:ui', XMLNS_UI)]):
            with writer.tagcontext('info'):
                for linktype, xref, group in self.links:
                    if group is not None:
                        writer.write_tag('link', [
                                ('type', linktype), ('xref', xref), ('group', group)])
                    else:
                        writer.write_tag('link', [
                                ('type', linktype), ('xref', xref)])
            writer.write_tag('title', [], self.title)
            if isinstance(self.node, ast.Annotated):
                self.render_doc(writer, self.node.doc)
            if isinstance(self.node, ast.Class):
                parent_chain = []
                node = self.node
                while node.parent:
                    node = self.writer._transformer.lookup_giname(str(node.parent))
                    parent_chain.append(node)
                    if node.namespace.name == 'GObject' and node.name == 'Object':
                        break
                parent_chain.reverse()
                def print_chain(chain):
                    with writer.tagcontext('item', []):
                        attrs = []
                        title = self.writer._formatter.get_title(chain[0], None)
                        if hasattr(chain[0], 'page'):
                            attrs.append(('xref', chain[0].page.page_id))
                        writer.write_tag('code', attrs, title)
                        if len(chain) > 1:
                            print_chain(chain[1:])
                with writer.tagcontext('synopsis', [('ui:expanded', 'no')]):
                    writer.write_tag('title', [], 'Hierarchy')
                    with writer.tagcontext('tree', []):
                        print_chain(parent_chain)
            for linkstype, title in self.linksels:
                with writer.tagcontext('links', [
                        ('type', 'topic'), ('ui:expanded', 'yes'),
                        ('groups', linkstype)]):
                    writer.write_tag('title', [], title)

    def render_doc(self, writer, doc):
        if doc is not None:
            for para in doc.split('\n\n'):
                writer.disable_whitespace()
                with writer.tagcontext('p', []):
                    self.render_doc_inline(writer, para)
                writer.enable_whitespace()

    def render_doc_inline(self, writer, text):
        poss = []
        poss.append((text.find('#'), '#'))
        poss = [pos for pos in poss if pos[0] >= 0]
        poss.sort(cmp=lambda x, y: cmp(x[0], y[0]))
        if len(poss) == 0:
            writer.write_line(text, do_escape=True)
        elif poss[0][1] == '#':
            pos = poss[0][0]
            writer.write_line(text[:pos], do_escape=True)
            rest = text[pos + 1:]
            link = re.split('[^a-zA-Z_:-]', rest, maxsplit=1)[0]
            xref = self.writer._xrefs.get(link, link)
            writer.write_tag('link', [('xref', xref)], link)
            if len(link) < len(rest):
                self.render_doc_inline(writer, rest[len(link):])

class MallardWriter(object):
    def __init__(self, formatter):
        self._namespace = None
        self._index = None
        self._pages = []
        self._formatter = formatter
        self._xrefs = {}

    def add_transformer(self, transformer):
        self._transformer = transformer
        self._namespace = self._transformer._namespace
        self._index = MallardPage(self, self._namespace, None)

    def write(self, output):
        xmlwriter = XMLWriter()
        self._index.render(xmlwriter)
        fp = open(output, 'w')
        fp.write(xmlwriter.get_xml())
        fp.close()

        for page in self._pages:
            xmlwriter = XMLWriter()
            page.render(xmlwriter)
            fp = open(os.path.join(os.path.dirname(output), page.page_id + '.page'), 'w')
            fp.write(xmlwriter.get_xml())
            fp.close()

    def _render_page_object_hierarchy(self, page_node):
        parent_chain = self._get_parent_chain(page_node)
        parent_chain.append(page_node)
        lines = []

        for level, parent in enumerate(parent_chain):
            prepend = ""
            if level > 0:
                prepend = _space((level - 1)* 6) + " +----"
            lines.append(_space(2) + prepend + self._formatter.get_class_name(parent))

        self._writer.disable_whitespace()
        self._writer.write_line("\n".join(lines))
        self._writer.enable_whitespace()