author | Sylvain Thénault <sylvain.thenault@logilab.fr> |
Mon, 18 Jan 2010 19:21:30 +0100 | |
changeset 4252 | 6c4f109c2b03 |
parent 4023 | eae23c40627a |
parent 4212 | ab6573088b4a |
child 4253 | 05300a21887b |
permissions | -rw-r--r-- |
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<<<<<<< /home/syt/src/fcubicweb/cubicweb/common/mttransforms.py |
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"""pre 3.6 bw compat""" |
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# pylint: disable-msg=W0614,W0401 |
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from warnings import warn |
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warn('moved to cubicweb.mttransforms', DeprecationWarning, stacklevel=2) |
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from cubicweb.mttransforms import * |
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======= |
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"""mime type transformation engine for cubicweb, based on mtconverter |
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:organization: Logilab |
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update copyright: welcome 2010
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:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2. |
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr |
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:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses |
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""" |
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__docformat__ = "restructuredtext en" |
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from logilab import mtconverter |
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from logilab.mtconverter.engine import TransformEngine |
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from logilab.mtconverter.transform import Transform |
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from logilab.mtconverter import (register_base_transforms, |
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register_pil_transforms, |
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register_pygments_transforms) |
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from cubicweb.common.uilib import rest_publish, html_publish |
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HTML_MIMETYPES = ('text/html', 'text/xhtml', 'application/xhtml+xml') |
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# CubicWeb specific transformations |
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class rest_to_html(Transform): |
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inputs = ('text/rest', 'text/x-rst') |
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output = 'text/html' |
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def _convert(self, trdata): |
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return rest_publish(trdata.appobject, trdata.decode()) |
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class html_to_html(Transform): |
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inputs = HTML_MIMETYPES |
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output = 'text/html' |
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def _convert(self, trdata): |
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return html_publish(trdata.appobject, trdata.data) |
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# Instantiate and configure the transformation engine |
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mtconverter.UNICODE_POLICY = 'replace' |
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ENGINE = TransformEngine() |
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ENGINE.add_transform(rest_to_html()) |
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ENGINE.add_transform(html_to_html()) |
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try: |
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from cubicweb.ext.tal import compile_template |
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except ImportError: |
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HAS_TAL = False |
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from cubicweb import schema |
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schema.NEED_PERM_FORMATS.remove('text/cubicweb-page-template') |
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else: |
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HAS_TAL = True |
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class ept_to_html(Transform): |
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inputs = ('text/cubicweb-page-template',) |
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output = 'text/html' |
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output_encoding = 'utf-8' |
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def _convert(self, trdata): |
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value = trdata.encode(self.output_encoding) |
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return trdata.appobject.tal_render(compile_template(value), {}) |
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ENGINE.add_transform(ept_to_html()) |
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if register_pil_transforms(ENGINE, verb=False): |
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HAS_PIL_TRANSFORMS = True |
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else: |
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HAS_PIL_TRANSFORMS = False |
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try: |
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from logilab.mtconverter.transforms import pygmentstransforms |
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for mt in ('text/plain',) + HTML_MIMETYPES: |
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try: |
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pygmentstransforms.mimetypes.remove(mt) |
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except ValueError: |
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continue |
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register_pygments_transforms(ENGINE, verb=False) |
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def patch_convert(cls): |
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def _convert(self, trdata, origconvert=cls._convert): |
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try: |
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trdata.appobject.req.add_css('pygments.css') |
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except AttributeError: # session has no add_css, only http request |
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pass |
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return origconvert(self, trdata) |
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cls._convert = _convert |
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patch_convert(pygmentstransforms.PygmentsHTMLTransform) |
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HAS_PYGMENTS_TRANSFORMS = True |
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except ImportError: |
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HAS_PYGMENTS_TRANSFORMS = False |
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register_base_transforms(ENGINE, verb=False) |
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>>>>>>> /tmp/mttransforms.py~other._ijt0a |