Mercurial > genshi > mirror
comparison markup/output.py @ 73:1da51d718391 trunk
Some more performance tweaks.
| author | cmlenz |
|---|---|
| date | Wed, 12 Jul 2006 18:47:39 +0000 |
| parents | c40a5dcd2b55 |
| children | 4938c310d904 |
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| 72:ee092ccb3af1 | 73:1da51d718391 |
|---|---|
| 18 try: | 18 try: |
| 19 frozenset | 19 frozenset |
| 20 except NameError: | 20 except NameError: |
| 21 from sets import ImmutableSet as frozenset | 21 from sets import ImmutableSet as frozenset |
| 22 | 22 |
| 23 from markup.core import Markup, Namespace, QName | 23 from markup.core import escape, Markup, Namespace, QName |
| 24 from markup.core import DOCTYPE, START, END, START_NS, END_NS, TEXT | 24 from markup.core import DOCTYPE, START, END, START_NS, END_NS, TEXT |
| 25 | 25 |
| 26 __all__ = ['Serializer', 'XMLSerializer', 'HTMLSerializer'] | 26 __all__ = ['Serializer', 'XMLSerializer', 'HTMLSerializer'] |
| 27 | 27 |
| 28 | 28 |
| 88 attrname = attr.localname | 88 attrname = attr.localname |
| 89 if attr.namespace: | 89 if attr.namespace: |
| 90 prefix = ns_mapping.get(attr.namespace) | 90 prefix = ns_mapping.get(attr.namespace) |
| 91 if prefix: | 91 if prefix: |
| 92 attrname = '%s:%s' % (prefix, attrname) | 92 attrname = '%s:%s' % (prefix, attrname) |
| 93 buf.append(' %s="%s"' % (attrname, Markup.escape(value))) | 93 buf.append(' %s="%s"' % (attrname, escape(value))) |
| 94 | 94 |
| 95 kind, data, pos = stream.next() | 95 kind, data, pos = stream.next() |
| 96 if kind is END: | 96 if kind is END: |
| 97 buf.append('/>') | 97 buf.append('/>') |
| 98 else: | 98 else: |
| 109 if prefix: | 109 if prefix: |
| 110 tagname = '%s:%s' % (prefix, tag.localname) | 110 tagname = '%s:%s' % (prefix, tag.localname) |
| 111 yield Markup('</%s>' % tagname) | 111 yield Markup('</%s>' % tagname) |
| 112 | 112 |
| 113 elif kind is TEXT: | 113 elif kind is TEXT: |
| 114 yield Markup.escape(data, quotes=False) | 114 yield escape(data, quotes=False) |
| 115 | 115 |
| 116 | 116 |
| 117 class HTMLSerializer(Serializer): | 117 class HTMLSerializer(Serializer): |
| 118 """Produces HTML text from an event stream. | 118 """Produces HTML text from an event stream. |
| 119 | 119 |
| 156 continue # not in the HTML namespace, so don't emit | 156 continue # not in the HTML namespace, so don't emit |
| 157 if attr.localname in self._BOOLEAN_ATTRS: | 157 if attr.localname in self._BOOLEAN_ATTRS: |
| 158 if value: | 158 if value: |
| 159 buf.append(' %s' % attr.localname) | 159 buf.append(' %s' % attr.localname) |
| 160 else: | 160 else: |
| 161 buf.append(' %s="%s"' % (attr.localname, | 161 buf.append(' %s="%s"' % (attr.localname, escape(value))) |
| 162 Markup.escape(value))) | |
| 163 | 162 |
| 164 if tag.localname in self._EMPTY_ELEMS: | 163 if tag.localname in self._EMPTY_ELEMS: |
| 165 kind, data, pos = stream.next() | 164 kind, data, pos = stream.next() |
| 166 if kind is not END: | 165 if kind is not END: |
| 167 stream.pushback((kind, data, pos)) | 166 stream.pushback((kind, data, pos)) |
| 173 if tag.namespace and tag not in self.NAMESPACE: | 172 if tag.namespace and tag not in self.NAMESPACE: |
| 174 continue # not in the HTML namespace, so don't emit | 173 continue # not in the HTML namespace, so don't emit |
| 175 yield Markup('</%s>' % tag.localname) | 174 yield Markup('</%s>' % tag.localname) |
| 176 | 175 |
| 177 elif kind is TEXT: | 176 elif kind is TEXT: |
| 178 yield Markup.escape(data, quotes=False) | 177 yield escape(data, quotes=False) |
| 179 | 178 |
| 180 | 179 |
| 181 class _PushbackIterator(object): | 180 class _PushbackIterator(object): |
| 182 """A simple wrapper for iterators that allows pushing items back on the | 181 """A simple wrapper for iterators that allows pushing items back on the |
| 183 queue via the `pushback()` method. | 182 queue via the `pushback()` method. |