[docs] remove _exts

doc/_exts/configurationblock.py

-#Copyright (c) 2010 Fabien Potencier
-#
-#Permission is hereby granted, free of charge, to any person obtaining a copy
-#of this software and associated documentation files (the "Software"), to deal
-#in the Software without restriction, including without limitation the rights
-#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-#copies of the Software, and to permit persons to whom the Software is furnished
-#to do so, subject to the following conditions:
-#
-#The above copyright notice and this permission notice shall be included in all
-#copies or substantial portions of the Software.
-#
-#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-#THE SOFTWARE.
-
-from docutils.parsers.rst import Directive, directives
-from docutils import nodes
-from string import upper
-
-class configurationblock(nodes.General, nodes.Element):
-    pass
-
-class ConfigurationBlock(Directive):
-    has_content = True
-    required_arguments = 0
-    optional_arguments = 0
-    final_argument_whitespace = True
-    option_spec = {}
-    formats = {
-        'html':            'HTML',
-        'xml':             'XML',
-        'php':             'PHP',
-        'yaml':            'YAML',
-        'jinja':           'Twig',
-        'html+jinja':      'Twig',
-        'jinja+html':      'Twig',
-        'php+html':        'PHP',
-        'html+php':        'PHP',
-        'ini':             'INI',
-        'php-annotations': 'Annotations',
-    }
-
-    def run(self):
-        env = self.state.document.settings.env
-
-        node = nodes.Element()
-        node.document = self.state.document
-        self.state.nested_parse(self.content, self.content_offset, node)
-
-        entries = []
-        for i, child in enumerate(node):
-            if isinstance(child, nodes.literal_block):
-                # add a title (the language name) before each block
-                #targetid = "configuration-block-%d" % env.new_serialno('configuration-block')
-                #targetnode = nodes.target('', '', ids=[targetid])
-                #targetnode.append(child)
-
-                innernode = nodes.emphasis(self.formats[child['language']], self.formats[child['language']])
-
-                para = nodes.paragraph()
-                para += [innernode, child]
-
-                entry = nodes.list_item('')
-                entry.append(para)
-                entries.append(entry)
-
-        resultnode = configurationblock()
-        resultnode.append(nodes.bullet_list('', *entries))
-
-        return [resultnode]
-
-def visit_configurationblock_html(self, node):
-    self.body.append(self.starttag(node, 'div', CLASS='configuration-block'))
-
-def depart_configurationblock_html(self, node):
-    self.body.append('</div>\n')
-
-def visit_configurationblock_latex(self, node):
-    pass
-
-def depart_configurationblock_latex(self, node):
-    pass
-
-def setup(app):
-    app.add_node(configurationblock,
-                 html=(visit_configurationblock_html, depart_configurationblock_html),
-                 latex=(visit_configurationblock_latex, depart_configurationblock_latex))
-    app.add_directive('configuration-block', ConfigurationBlock)