aapssfc/book/modules/luther/sphinx/video/video.py
2015-03-03 15:56:44 +01:00

134 lines
3.6 KiB
Python

# Copyright (C) 2011 Bradley N. Miller
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
__author__ = 'bmiller'
from docutils import nodes
from docutils.parsers.rst import directives
from docutils.parsers.rst import Directive
def setup(app):
app.add_directive('video',Video)
app.add_stylesheet('video.css')
CODE = """\
<a id="%(divid)s_thumb" style='position:relative;'>
<img src="%(thumb)s" />
<div class='video-play-overlay'></div>
</a>
<div id="%(divid)s" class="video_popup" >
<video %(controls)s %(preload)s %(loop)s >
%(sources)s
No supported video types
</video>
</div>
"""
POPUP = """\
<script>
jQuery(function ($) {
$('#%(divid)s_thumb').click(function (e) {
$('#%(divid)s').modal();
return false;
});
});
</script>
"""
INLINE = """\
<script>
jQuery(function($) {
$('#%(divid)s_thumb').click(function(e) {
$('#%(divid)s').show();
$('#%(divid)s_thumb').hide();
logBookEvent({'event':'video','act':'play','div_id': '%(divid)s'});
// Log the run event
});
});
</script>
"""
SOURCE = """<source src="%s" type="video/%s"></source>"""
class Video(Directive):
required_arguments = 1
optional_arguments = 1
final_argument_whitespace = True
has_content = True
option_spec = {'controls':directives.flag,
'loop': directives.flag,
'thumb': directives.uri,
'preload': directives.flag
}
def run(self):
"""
process the video directive and generate html for output.
:param self:
:return:
"""
mimeMap = {'mov':'mp4','webm':'webm', 'm4v':'m4v'}
sources = [SOURCE % (directives.uri(line),mimeMap[line[line.rindex(".")+1:]]) for line in self.content]
self.options['divid'] = self.arguments[0]
if 'controls' in self.options:
self.options['controls'] = 'controls'
if 'loop' in self.options:
self.options['loop'] = 'loop'
else:
self.options['loop'] = ''
if 'preload' in self.options:
self.options['preload'] = 'preload="auto"'
else:
self.options['preload'] = 'preload="none"'
self.options['sources'] = "\n ".join(sources)
res = CODE % self.options
if 'popup' in self.options:
res += POPUP % self.options
else:
res += INLINE % self.options
return [nodes.raw('',res , format='html')]
source = """\
This is some text.
.. video:: divid
:controls:
:thumb: _static/turtlestill.png
:loop:
http://knuth.luther.edu/~bmiller/foo.mov
http://knuth.luther.edu/~bmiller/foo.webm
This is some more text.
"""
if __name__ == '__main__':
from docutils.core import publish_parts
directives.register_directive('video',Video)
doc_parts = publish_parts(source,
settings_overrides={'output_encoding': 'utf8',
'initial_header_level': 2},
writer_name="html")
print doc_parts['html_body']