Mercurial > genshi > mirror
annotate markup/output.py @ 201:c5e0a1c86173 trunk
The `TextSerializer` should produce `unicode` objects, not `Markup` objects.
author | cmlenz |
---|---|
date | Fri, 25 Aug 2006 12:39:55 +0000 |
parents | 5861f4446c26 |
children | 0141f45c18e1 |
rev | line source |
---|---|
1 | 1 # -*- coding: utf-8 -*- |
2 # | |
66
59eb24184e9c
Switch copyright to Edgewall and URLs to markup.edgewall.org.
cmlenz
parents:
27
diff
changeset
|
3 # Copyright (C) 2006 Edgewall Software |
1 | 4 # All rights reserved. |
5 # | |
6 # This software is licensed as described in the file COPYING, which | |
7 # you should have received as part of this distribution. The terms | |
66
59eb24184e9c
Switch copyright to Edgewall and URLs to markup.edgewall.org.
cmlenz
parents:
27
diff
changeset
|
8 # are also available at http://markup.edgewall.org/wiki/License. |
1 | 9 # |
10 # This software consists of voluntary contributions made by many | |
11 # individuals. For the exact contribution history, see the revision | |
66
59eb24184e9c
Switch copyright to Edgewall and URLs to markup.edgewall.org.
cmlenz
parents:
27
diff
changeset
|
12 # history and logs, available at http://markup.edgewall.org/log/. |
1 | 13 |
14 """This module provides different kinds of serialization methods for XML event | |
15 streams. | |
16 """ | |
17 | |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
18 from itertools import chain |
1 | 19 try: |
20 frozenset | |
21 except NameError: | |
22 from sets import ImmutableSet as frozenset | |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
23 import re |
1 | 24 |
145
47bbd9d2a5af
* Fix error in expression evaluation when the expression evaluates to an iterable that does not produce event tuples.
cmlenz
parents:
143
diff
changeset
|
25 from markup.core import escape, Markup, Namespace, QName |
47bbd9d2a5af
* Fix error in expression evaluation when the expression evaluates to an iterable that does not produce event tuples.
cmlenz
parents:
143
diff
changeset
|
26 from markup.core import DOCTYPE, START, END, START_NS, TEXT, START_CDATA, \ |
47bbd9d2a5af
* Fix error in expression evaluation when the expression evaluates to an iterable that does not produce event tuples.
cmlenz
parents:
143
diff
changeset
|
27 END_CDATA, PI, COMMENT, XML_NAMESPACE |
1 | 28 |
200
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
29 __all__ = ['DocType', 'XMLSerializer', 'XHTMLSerializer', 'HTMLSerializer', |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
30 'TextSerializer'] |
1 | 31 |
32 | |
85 | 33 class DocType(object): |
34 """Defines a number of commonly used DOCTYPE declarations as constants.""" | |
35 | |
36 HTML_STRICT = ('html', '-//W3C//DTD HTML 4.01//EN', | |
37 'http://www.w3.org/TR/html4/strict.dtd') | |
38 HTML_TRANSITIONAL = ('html', '-//W3C//DTD HTML 4.01 Transitional//EN', | |
39 'http://www.w3.org/TR/html4/loose.dtd') | |
40 HTML = HTML_STRICT | |
41 | |
42 XHTML_STRICT = ('html', '-//W3C//DTD XHTML 1.0 Strict//EN', | |
43 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd') | |
44 XHTML_TRANSITIONAL = ('html', '-//W3C//DTD XHTML 1.0 Transitional//EN', | |
45 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd') | |
46 XHTML = XHTML_STRICT | |
47 | |
48 | |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
49 class XMLSerializer(object): |
1 | 50 """Produces XML text from an event stream. |
51 | |
52 >>> from markup.builder import tag | |
20 | 53 >>> elem = tag.div(tag.a(href='foo'), tag.br, tag.hr(noshade=True)) |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
54 >>> print ''.join(XMLSerializer()(elem.generate())) |
1 | 55 <div><a href="foo"/><br/><hr noshade="True"/></div> |
56 """ | |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
57 |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
58 _PRESERVE_SPACE = frozenset() |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
59 |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
60 def __init__(self, doctype=None, strip_whitespace=True): |
85 | 61 """Initialize the XML serializer. |
62 | |
63 @param doctype: a `(name, pubid, sysid)` tuple that represents the | |
64 DOCTYPE declaration that should be included at the top of the | |
65 generated output | |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
66 @param strip_whitespace: whether extraneous whitespace should be |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
67 stripped from the output |
85 | 68 """ |
69 self.preamble = [] | |
70 if doctype: | |
71 self.preamble.append((DOCTYPE, doctype, (None, -1, -1))) | |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
72 self.filters = [] |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
73 if strip_whitespace: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
74 self.filters.append(WhitespaceFilter(self._PRESERVE_SPACE)) |
1 | 75 |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
76 def __call__(self, stream): |
1 | 77 ns_attrib = [] |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
78 ns_mapping = {XML_NAMESPACE.uri: 'xml'} |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
79 have_doctype = False |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
80 in_cdata = False |
1 | 81 |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
82 stream = chain(self.preamble, stream) |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
83 for filter_ in self.filters: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
84 stream = filter_(stream) |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
85 stream = _PushbackIterator(stream) |
136 | 86 pushback = stream.pushback |
1 | 87 for kind, data, pos in stream: |
88 | |
109
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
89 if kind is START: |
1 | 90 tag, attrib = data |
91 | |
92 tagname = tag.localname | |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
93 namespace = tag.namespace |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
94 if namespace: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
95 if namespace in ns_mapping: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
96 prefix = ns_mapping[namespace] |
1 | 97 if prefix: |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
98 tagname = '%s:%s' % (prefix, tagname) |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
99 else: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
100 ns_attrib.append((QName('xmlns'), namespace)) |
136 | 101 buf = ['<', tagname] |
1 | 102 |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
103 for attr, value in attrib + ns_attrib: |
1 | 104 attrname = attr.localname |
105 if attr.namespace: | |
26
3c1a022be04c
* Split out the XPath tests into a separate `unittest`-based file.
cmlenz
parents:
20
diff
changeset
|
106 prefix = ns_mapping.get(attr.namespace) |
1 | 107 if prefix: |
69 | 108 attrname = '%s:%s' % (prefix, attrname) |
136 | 109 buf += [' ', attrname, '="', escape(value), '"'] |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
110 ns_attrib = [] |
1 | 111 |
112 kind, data, pos = stream.next() | |
69 | 113 if kind is END: |
136 | 114 buf += ['/>'] |
1 | 115 else: |
136 | 116 buf += ['>'] |
117 pushback((kind, data, pos)) | |
1 | 118 |
119 yield Markup(''.join(buf)) | |
120 | |
69 | 121 elif kind is END: |
1 | 122 tag = data |
123 tagname = tag.localname | |
124 if tag.namespace: | |
26
3c1a022be04c
* Split out the XPath tests into a separate `unittest`-based file.
cmlenz
parents:
20
diff
changeset
|
125 prefix = ns_mapping.get(tag.namespace) |
3c1a022be04c
* Split out the XPath tests into a separate `unittest`-based file.
cmlenz
parents:
20
diff
changeset
|
126 if prefix: |
69 | 127 tagname = '%s:%s' % (prefix, tag.localname) |
1 | 128 yield Markup('</%s>' % tagname) |
129 | |
69 | 130 elif kind is TEXT: |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
131 if in_cdata: |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
132 yield data |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
133 else: |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
134 yield escape(data, quotes=False) |
1 | 135 |
89
80386d62814f
Support comments in templates that are not included in the output, in the same way Kid does: if the comment text starts with a `!` character, it is stripped from the output.
cmlenz
parents:
85
diff
changeset
|
136 elif kind is COMMENT: |
80386d62814f
Support comments in templates that are not included in the output, in the same way Kid does: if the comment text starts with a `!` character, it is stripped from the output.
cmlenz
parents:
85
diff
changeset
|
137 yield Markup('<!--%s-->' % data) |
80386d62814f
Support comments in templates that are not included in the output, in the same way Kid does: if the comment text starts with a `!` character, it is stripped from the output.
cmlenz
parents:
85
diff
changeset
|
138 |
136 | 139 elif kind is DOCTYPE and not have_doctype: |
140 name, pubid, sysid = data | |
141 buf = ['<!DOCTYPE %s'] | |
142 if pubid: | |
143 buf += [' PUBLIC "%s"'] | |
144 elif sysid: | |
145 buf += [' SYSTEM'] | |
146 if sysid: | |
147 buf += [' "%s"'] | |
148 buf += ['>\n'] | |
149 yield Markup(''.join(buf), *filter(None, data)) | |
150 have_doctype = True | |
109
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
151 |
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
152 elif kind is START_NS: |
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
153 prefix, uri = data |
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
154 if uri not in ns_mapping: |
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
155 ns_mapping[uri] = prefix |
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
156 if not prefix: |
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
157 ns_attrib.append((QName('xmlns'), uri)) |
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
158 else: |
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
159 ns_attrib.append((QName('xmlns:%s' % prefix), uri)) |
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
160 |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
161 elif kind is START_CDATA: |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
162 yield Markup('<![CDATA[') |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
163 in_cdata = True |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
164 |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
165 elif kind is END_CDATA: |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
166 yield Markup(']]>') |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
167 in_cdata = False |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
168 |
105
71f3db26eecb
Include processing instructions in serialized streams.
cmlenz
parents:
96
diff
changeset
|
169 elif kind is PI: |
71f3db26eecb
Include processing instructions in serialized streams.
cmlenz
parents:
96
diff
changeset
|
170 yield Markup('<?%s %s?>' % data) |
71f3db26eecb
Include processing instructions in serialized streams.
cmlenz
parents:
96
diff
changeset
|
171 |
1 | 172 |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
173 class XHTMLSerializer(XMLSerializer): |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
174 """Produces XHTML text from an event stream. |
1 | 175 |
176 >>> from markup.builder import tag | |
20 | 177 >>> elem = tag.div(tag.a(href='foo'), tag.br, tag.hr(noshade=True)) |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
178 >>> print ''.join(XHTMLSerializer()(elem.generate())) |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
179 <div><a href="foo"></a><br /><hr noshade="noshade" /></div> |
1 | 180 """ |
181 | |
18
5420cfe42d36
Actually make use of the `markup.core.Namespace` class, and add a couple of doctests.
cmlenz
parents:
1
diff
changeset
|
182 NAMESPACE = Namespace('http://www.w3.org/1999/xhtml') |
1 | 183 |
184 _EMPTY_ELEMS = frozenset(['area', 'base', 'basefont', 'br', 'col', 'frame', | |
185 'hr', 'img', 'input', 'isindex', 'link', 'meta', | |
186 'param']) | |
187 _BOOLEAN_ATTRS = frozenset(['selected', 'checked', 'compact', 'declare', | |
188 'defer', 'disabled', 'ismap', 'multiple', | |
189 'nohref', 'noresize', 'noshade', 'nowrap']) | |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
190 _PRESERVE_SPACE = frozenset([QName('pre'), QName('textarea')]) |
1 | 191 |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
192 def __call__(self, stream): |
136 | 193 namespace = self.NAMESPACE |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
194 ns_attrib = [] |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
195 ns_mapping = {XML_NAMESPACE.uri: 'xml'} |
136 | 196 boolean_attrs = self._BOOLEAN_ATTRS |
197 empty_elems = self._EMPTY_ELEMS | |
85 | 198 have_doctype = False |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
199 in_cdata = False |
1 | 200 |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
201 stream = chain(self.preamble, stream) |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
202 for filter_ in self.filters: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
203 stream = filter_(stream) |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
204 stream = _PushbackIterator(stream) |
136 | 205 pushback = stream.pushback |
1 | 206 for kind, data, pos in stream: |
207 | |
109
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
208 if kind is START: |
1 | 209 tag, attrib = data |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
210 |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
211 tagname = tag.localname |
177
553866249cb0
* Minor fix for the XHTML serializer (the local namespace var got clobbered)
cmlenz
parents:
158
diff
changeset
|
212 tagns = tag.namespace |
553866249cb0
* Minor fix for the XHTML serializer (the local namespace var got clobbered)
cmlenz
parents:
158
diff
changeset
|
213 if tagns: |
553866249cb0
* Minor fix for the XHTML serializer (the local namespace var got clobbered)
cmlenz
parents:
158
diff
changeset
|
214 if tagns in ns_mapping: |
553866249cb0
* Minor fix for the XHTML serializer (the local namespace var got clobbered)
cmlenz
parents:
158
diff
changeset
|
215 prefix = ns_mapping[tagns] |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
216 if prefix: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
217 tagname = '%s:%s' % (prefix, tagname) |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
218 else: |
177
553866249cb0
* Minor fix for the XHTML serializer (the local namespace var got clobbered)
cmlenz
parents:
158
diff
changeset
|
219 ns_attrib.append((QName('xmlns'), tagns)) |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
220 buf = ['<', tagname] |
136 | 221 |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
222 for attr, value in attrib + ns_attrib: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
223 attrname = attr.localname |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
224 if attr.namespace: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
225 prefix = ns_mapping.get(attr.namespace) |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
226 if prefix: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
227 attrname = '%s:%s' % (prefix, attrname) |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
228 if attrname in boolean_attrs: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
229 if value: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
230 buf += [' ', attrname, '="', attrname, '"'] |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
231 else: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
232 buf += [' ', attrname, '="', escape(value), '"'] |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
233 ns_attrib = [] |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
234 |
178
ba7556e3a835
Fix bug in XHTML serialization: all elements were allowed to be written out as empty if the namespace was set.
cmlenz
parents:
177
diff
changeset
|
235 if (tagns and tagns != namespace.uri) or tagname in empty_elems: |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
236 kind, data, pos = stream.next() |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
237 if kind is END: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
238 buf += [' />'] |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
239 else: |
136 | 240 buf += ['>'] |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
241 pushback((kind, data, pos)) |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
242 else: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
243 buf += ['>'] |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
244 |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
245 yield Markup(''.join(buf)) |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
246 |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
247 elif kind is END: |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
248 tag = data |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
249 tagname = tag.localname |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
250 if tag.namespace: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
251 prefix = ns_mapping.get(tag.namespace) |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
252 if prefix: |
177
553866249cb0
* Minor fix for the XHTML serializer (the local namespace var got clobbered)
cmlenz
parents:
158
diff
changeset
|
253 tagname = '%s:%s' % (prefix, tagname) |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
254 yield Markup('</%s>' % tagname) |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
255 |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
256 elif kind is TEXT: |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
257 if in_cdata: |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
258 yield data |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
259 else: |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
260 yield escape(data, quotes=False) |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
261 |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
262 elif kind is COMMENT: |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
263 yield Markup('<!--%s-->' % data) |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
264 |
136 | 265 elif kind is DOCTYPE and not have_doctype: |
266 name, pubid, sysid = data | |
267 buf = ['<!DOCTYPE %s'] | |
268 if pubid: | |
269 buf += [' PUBLIC "%s"'] | |
270 elif sysid: | |
271 buf += [' SYSTEM'] | |
272 if sysid: | |
273 buf += [' "%s"'] | |
274 buf += ['>\n'] | |
275 yield Markup(''.join(buf), *filter(None, data)) | |
276 have_doctype = True | |
109
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
277 |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
278 elif kind is START_NS: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
279 prefix, uri = data |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
280 if uri not in ns_mapping: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
281 ns_mapping[uri] = prefix |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
282 if not prefix: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
283 ns_attrib.append((QName('xmlns'), uri)) |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
284 else: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
285 ns_attrib.append((QName('xmlns:%s' % prefix), uri)) |
109
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
286 |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
287 elif kind is START_CDATA: |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
288 yield Markup('<![CDATA[') |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
289 in_cdata = True |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
290 |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
291 elif kind is END_CDATA: |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
292 yield Markup(']]>') |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
293 in_cdata = False |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
294 |
105
71f3db26eecb
Include processing instructions in serialized streams.
cmlenz
parents:
96
diff
changeset
|
295 elif kind is PI: |
71f3db26eecb
Include processing instructions in serialized streams.
cmlenz
parents:
96
diff
changeset
|
296 yield Markup('<?%s %s?>' % data) |
71f3db26eecb
Include processing instructions in serialized streams.
cmlenz
parents:
96
diff
changeset
|
297 |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
298 |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
299 class HTMLSerializer(XHTMLSerializer): |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
300 """Produces HTML text from an event stream. |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
301 |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
302 >>> from markup.builder import tag |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
303 >>> elem = tag.div(tag.a(href='foo'), tag.br, tag.hr(noshade=True)) |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
304 >>> print ''.join(HTMLSerializer()(elem.generate())) |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
305 <div><a href="foo"></a><br><hr noshade></div> |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
306 """ |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
307 |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
308 _NOESCAPE_ELEMS = frozenset([QName('script'), QName('style')]) |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
309 |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
310 def __init__(self, doctype=None, strip_whitespace=True): |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
311 """Initialize the HTML serializer. |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
312 |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
313 @param doctype: a `(name, pubid, sysid)` tuple that represents the |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
314 DOCTYPE declaration that should be included at the top of the |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
315 generated output |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
316 @param strip_whitespace: whether extraneous whitespace should be |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
317 stripped from the output |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
318 """ |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
319 super(HTMLSerializer, self).__init__(doctype, False) |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
320 if strip_whitespace: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
321 self.filters.append(WhitespaceFilter(self._PRESERVE_SPACE, |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
322 self._NOESCAPE_ELEMS, True)) |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
323 |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
324 def __call__(self, stream): |
136 | 325 namespace = self.NAMESPACE |
326 ns_mapping = {} | |
327 boolean_attrs = self._BOOLEAN_ATTRS | |
328 empty_elems = self._EMPTY_ELEMS | |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
329 noescape_elems = self._NOESCAPE_ELEMS |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
330 have_doctype = False |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
331 noescape = False |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
332 |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
333 stream = chain(self.preamble, stream) |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
334 for filter_ in self.filters: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
335 stream = filter_(stream) |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
336 stream = _PushbackIterator(stream) |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
337 pushback = stream.pushback |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
338 for kind, data, pos in stream: |
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
339 |
109
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
340 if kind is START: |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
341 tag, attrib = data |
136 | 342 if not tag.namespace or tag in namespace: |
343 tagname = tag.localname | |
344 buf = ['<', tagname] | |
96
fa08aef181a2
Add an XHTML serialization method. Now really need to get rid of some code duplication in the `markup.output` module.
cmlenz
parents:
89
diff
changeset
|
345 |
136 | 346 for attr, value in attrib: |
347 attrname = attr.localname | |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
348 if not attr.namespace or attr in namespace: |
136 | 349 if attrname in boolean_attrs: |
350 if value: | |
351 buf += [' ', attrname] | |
352 else: | |
353 buf += [' ', attrname, '="', escape(value), '"'] | |
1 | 354 |
136 | 355 if tagname in empty_elems: |
356 kind, data, pos = stream.next() | |
357 if kind is not END: | |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
358 pushback((kind, data, pos)) |
1 | 359 |
140
c1f4390d50f8
Fix bug in HTML serializer, plus some other minor tweaks.
cmlenz
parents:
136
diff
changeset
|
360 buf += ['>'] |
c1f4390d50f8
Fix bug in HTML serializer, plus some other minor tweaks.
cmlenz
parents:
136
diff
changeset
|
361 yield Markup(''.join(buf)) |
1 | 362 |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
363 if tagname in noescape_elems: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
364 noescape = True |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
365 |
69 | 366 elif kind is END: |
1 | 367 tag = data |
136 | 368 if not tag.namespace or tag in namespace: |
369 yield Markup('</%s>' % tag.localname) | |
1 | 370 |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
371 noescape = False |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
372 |
69 | 373 elif kind is TEXT: |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
374 if noescape: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
375 yield data |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
376 else: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
377 yield escape(data, quotes=False) |
1 | 378 |
89
80386d62814f
Support comments in templates that are not included in the output, in the same way Kid does: if the comment text starts with a `!` character, it is stripped from the output.
cmlenz
parents:
85
diff
changeset
|
379 elif kind is COMMENT: |
80386d62814f
Support comments in templates that are not included in the output, in the same way Kid does: if the comment text starts with a `!` character, it is stripped from the output.
cmlenz
parents:
85
diff
changeset
|
380 yield Markup('<!--%s-->' % data) |
80386d62814f
Support comments in templates that are not included in the output, in the same way Kid does: if the comment text starts with a `!` character, it is stripped from the output.
cmlenz
parents:
85
diff
changeset
|
381 |
136 | 382 elif kind is DOCTYPE and not have_doctype: |
383 name, pubid, sysid = data | |
384 buf = ['<!DOCTYPE %s'] | |
385 if pubid: | |
386 buf += [' PUBLIC "%s"'] | |
387 elif sysid: | |
388 buf += [' SYSTEM'] | |
389 if sysid: | |
390 buf += [' "%s"'] | |
391 buf += ['>\n'] | |
392 yield Markup(''.join(buf), *filter(None, data)) | |
393 have_doctype = True | |
109
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
394 |
136 | 395 elif kind is START_NS and data[1] not in ns_mapping: |
396 ns_mapping[data[1]] = data[0] | |
109
230ee6a2c6b2
Reorder the conditional branches in the serializers so that the more common event kinds are on top.
cmlenz
parents:
105
diff
changeset
|
397 |
105
71f3db26eecb
Include processing instructions in serialized streams.
cmlenz
parents:
96
diff
changeset
|
398 elif kind is PI: |
71f3db26eecb
Include processing instructions in serialized streams.
cmlenz
parents:
96
diff
changeset
|
399 yield Markup('<?%s %s?>' % data) |
71f3db26eecb
Include processing instructions in serialized streams.
cmlenz
parents:
96
diff
changeset
|
400 |
1 | 401 |
200
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
402 class TextSerializer(object): |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
403 """Produces plain text from an event stream. |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
404 |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
405 Only text events are included in the output. Unlike the other serializer, |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
406 special XML characters are not escaped: |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
407 |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
408 >>> from markup.builder import tag |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
409 >>> elem = tag.div(tag.a('<Hello!>', href='foo'), tag.br) |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
410 >>> print elem |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
411 <div><a href="foo"><Hello!></a><br/></div> |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
412 >>> print ''.join(TextSerializer()(elem.generate())) |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
413 <Hello!> |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
414 |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
415 If text events contain literal markup (instances of the `Markup` class), |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
416 tags or entities are stripped from the output: |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
417 |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
418 >>> elem = tag.div(Markup('<a href="foo">Hello!</a><br/>')) |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
419 >>> print elem |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
420 <div><a href="foo">Hello!</a><br/></div> |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
421 >>> print ''.join(TextSerializer()(elem.generate())) |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
422 Hello! |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
423 """ |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
424 |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
425 def __call__(self, stream): |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
426 for kind, data, pos in stream: |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
427 if kind is TEXT: |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
428 if type(data) is Markup: |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
429 data = data.striptags().stripentities() |
201
c5e0a1c86173
The `TextSerializer` should produce `unicode` objects, not `Markup` objects.
cmlenz
parents:
200
diff
changeset
|
430 yield unicode(data) |
200
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
431 |
5861f4446c26
Add serialization to plain text, based on cboos' patch. Closes #41.
cmlenz
parents:
178
diff
changeset
|
432 |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
433 class WhitespaceFilter(object): |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
434 """A filter that removes extraneous ignorable white space from the |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
435 stream.""" |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
436 |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
437 _TRAILING_SPACE = re.compile('[ \t]+(?=\n)') |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
438 _LINE_COLLAPSE = re.compile('\n{2,}') |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
439 _XML_SPACE = XML_NAMESPACE['space'] |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
440 |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
441 def __init__(self, preserve=None, noescape=None, escape_cdata=False): |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
442 """Initialize the filter. |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
443 |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
444 @param preserve: a set or sequence of tag names for which white-space |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
445 should be ignored. |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
446 @param noescape: a set or sequence of tag names for which text content |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
447 should not be escaped |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
448 |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
449 Both the `preserve` and `noescape` sets are expected to refer to |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
450 elements that cannot contain further child elements. |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
451 """ |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
452 if preserve is None: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
453 preserve = [] |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
454 self.preserve = frozenset(preserve) |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
455 if noescape is None: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
456 noescape = [] |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
457 self.noescape = frozenset(noescape) |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
458 self.escape_cdata = escape_cdata |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
459 |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
460 def __call__(self, stream, ctxt=None): |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
461 trim_trailing_space = self._TRAILING_SPACE.sub |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
462 collapse_lines = self._LINE_COLLAPSE.sub |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
463 xml_space = self._XML_SPACE |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
464 mjoin = Markup('').join |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
465 preserve_elems = self.preserve |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
466 preserve = False |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
467 noescape_elems = self.noescape |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
468 noescape = False |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
469 escape_cdata = self.escape_cdata |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
470 |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
471 textbuf = [] |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
472 push_text = textbuf.append |
136 | 473 pop_text = textbuf.pop |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
474 for kind, data, pos in chain(stream, [(None, None, None)]): |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
475 if kind is TEXT: |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
476 if noescape: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
477 data = Markup(data) |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
478 push_text(data) |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
479 else: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
480 if textbuf: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
481 if len(textbuf) > 1: |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
482 text = mjoin(textbuf, escape_quotes=False) |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
483 del textbuf[:] |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
484 else: |
136 | 485 text = escape(pop_text(), quotes=False) |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
486 if not preserve: |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
487 text = collapse_lines('\n', trim_trailing_space('', text)) |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
488 yield TEXT, Markup(text), pos |
141
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
489 |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
490 if kind is START: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
491 tag, attrib = data |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
492 if tag.localname in preserve_elems or \ |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
493 data[1].get(xml_space) == 'preserve': |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
494 preserve = True |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
495 |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
496 if tag.localname in noescape_elems: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
497 noescape = True |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
498 |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
499 elif kind is END: |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
500 preserve = noescape = False |
520a5b7dd6d2
* No escaping of `<script>` or `<style>` tags in HTML output (see #24)
cmlenz
parents:
140
diff
changeset
|
501 |
143
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
502 elif kind is START_CDATA and not escape_cdata: |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
503 noescape = True |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
504 |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
505 elif kind is END_CDATA and not escape_cdata: |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
506 noescape = False |
3d4c214c979a
CDATA sections in XML input now appear as CDATA sections in the output. This should address the problem with escaping the contents of `<style>` and `<script>` elements, which would only get interpreted correctly if the output was served as `application/xhtml+xml`. Closes #24.
cmlenz
parents:
141
diff
changeset
|
507 |
136 | 508 if kind: |
123
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
509 yield kind, data, pos |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
510 |
10279d2eeec9
Fix for #18: whitespace in space-sensitive elements such as `<pre>` and `<textarea>` is now preserved.
cmlenz
parents:
109
diff
changeset
|
511 |
26
3c1a022be04c
* Split out the XPath tests into a separate `unittest`-based file.
cmlenz
parents:
20
diff
changeset
|
512 class _PushbackIterator(object): |
1 | 513 """A simple wrapper for iterators that allows pushing items back on the |
514 queue via the `pushback()` method. | |
515 | |
516 That can effectively be used to peek at the next item.""" | |
517 __slots__ = ['iterable', 'buf'] | |
518 | |
519 def __init__(self, iterable): | |
520 self.iterable = iter(iterable) | |
521 self.buf = [] | |
522 | |
523 def __iter__(self): | |
524 return self | |
525 | |
526 def next(self): | |
527 if self.buf: | |
528 return self.buf.pop(0) | |
529 return self.iterable.next() | |
530 | |
531 def pushback(self, item): | |
532 self.buf.append(item) |