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slides: Bootstrap 4 compatibility (in v8 branch)
Signed-off-by: Chris Warrick <kwpolska@gmail.com>
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Slides for reStructuredText. | ||
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This was previously part of Nikola core, but has been downgraded to optional plugin. | ||
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Example: | ||
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``` | ||
.. slides:: | ||
/galleries/demo/tesla_conducts_lg.jpg | ||
/galleries/demo/tesla_lightning2_lg.jpg | ||
/galleries/demo/tesla4_lg.jpg | ||
/galleries/demo/tesla_lightning1_lg.jpg | ||
/galleries/demo/tesla_tower1_lg.jpg | ||
``` |
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[Core] | ||
name = rest_slides | ||
module = slides | ||
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[Nikola] | ||
compiler = rest | ||
PluginCategory = CompilerExtension | ||
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[Documentation] | ||
author = Roberto Alsina | ||
version = 0.1 | ||
website = https://plugins.getnikola.com/slides | ||
description = Slides directive | ||
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# -*- coding: utf-8 -*- | ||
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# Copyright © 2012-2018 Roberto Alsina and others. | ||
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# 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. | ||
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"""Slides directive for reStructuredText.""" | ||
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import uuid | ||
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from docutils import nodes | ||
from docutils.parsers.rst import Directive, directives | ||
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from nikola.plugin_categories import RestExtension | ||
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class Plugin(RestExtension): | ||
"""Plugin for reST slides directive.""" | ||
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name = "rest_slides" | ||
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def set_site(self, site): | ||
"""Set Nikola site.""" | ||
self.site = site | ||
directives.register_directive('slides', Slides) | ||
Slides.site = site | ||
return super(Plugin, self).set_site(site) | ||
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class Slides(Directive): | ||
"""reST extension for inserting slideshows.""" | ||
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has_content = True | ||
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def run(self): | ||
"""Run the slides directive.""" | ||
if len(self.content) == 0: # pragma: no cover | ||
return | ||
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if self.site.invariant: # for testing purposes | ||
carousel_id = 'slides_' + 'fixedvaluethatisnotauuid' | ||
else: | ||
carousel_id = 'slides_' + uuid.uuid4().hex | ||
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output = self.site.template_system.render_template( | ||
'slides.tmpl', | ||
None, | ||
{ | ||
'slides_content': self.content, | ||
'carousel_id': carousel_id, | ||
} | ||
) | ||
return [nodes.raw('', output, format='html')] | ||
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directives.register_directive('slides', Slides) |
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{% block content %} | ||
<div id="{{ carousel_id }}" class="carousel slide" data-ride="carousel"> | ||
<ol class="carousel-indicators"> | ||
{% for i in range(slides_content|length) %} | ||
{% if i == 0 %} | ||
<li data-target="#{{ carousel_id }}" data-slide-to="{{ i }}" class="active"></li> | ||
{% else %} | ||
<li data-target="#{{ carousel_id }}" data-slide-to="{{ i }}"></li> | ||
{% endif %} | ||
{% endfor %} | ||
</ol> | ||
<div class="carousel-inner"> | ||
{% for image in slides_content %} | ||
{% if loop.index0 == 0 %} | ||
<div class="carousel-item active"><img class="d-block w-100" src="{{ image }}" alt=""></div> | ||
{% else %} | ||
<div class="carousel-item"><img class="d-block w-100" src="{{ image }}" alt=""></div> | ||
{% endif %} | ||
{% endfor %} | ||
</div> | ||
<a class="carousel-control-prev" href="#{{ carousel_id }}" role="button" data-slide="prev"> | ||
<span class="carousel-control-prev-icon" aria-hidden="true"></span> | ||
<span class="sr-only">Previous</span> | ||
</a> | ||
<a class="carousel-control-next" href="#{{ carousel_id }}" role="button" data-slide="next"> | ||
<span class="carousel-control-next-icon" aria-hidden="true"></span> | ||
<span class="sr-only">Next</span> | ||
</a> | ||
</div> | ||
{% endblock %} |
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<%block name="content"> | ||
<div id="${carousel_id}" class="carousel slide" data-ride="carousel"> | ||
<ol class="carousel-indicators"> | ||
% for i in range(len(slides_content)): | ||
% if i == 0: | ||
<li data-target="#${carousel_id}" data-slide-to="${i}" class="active"></li> | ||
% else: | ||
<li data-target="#${carousel_id}" data-slide-to="${i}"></li> | ||
% endif | ||
% endfor | ||
</ol> | ||
<div class="carousel-inner"> | ||
% for image in slides_content: | ||
% if loop.index == 0: | ||
<div class="carousel-item active"><img class="d-block w-100" src="${image}" alt=""></div> | ||
% else: | ||
<div class="carousel-item"><img class="d-block w-100" src="${image}" alt=""></div> | ||
% endif | ||
% endfor | ||
</div> | ||
<a class="carousel-control-prev" href="#${carousel_id}" role="button" data-slide="prev"> | ||
<span class="carousel-control-prev-icon" aria-hidden="true"></span> | ||
<span class="sr-only">Previous</span> | ||
</a> | ||
<a class="carousel-control-next" href="#${carousel_id}" role="button" data-slide="next"> | ||
<span class="carousel-control-next-icon" aria-hidden="true"></span> | ||
<span class="sr-only">Next</span> | ||
</a> | ||
</div> | ||
</%block> |