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init

Ed L authored on 16/01/2012 23:56:56
Showing 4 changed files
.template.mako.swp
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flask_server.py
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+from flask import Flask, url_for
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+from slides import *
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+app = Flask(__name__)
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+
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+slideshow = 'slideshow'
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+
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+@app.route('/')
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+def main():
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+	with file(slideshow) as f:
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+		sshow = read_slides(f)
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+
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+	sshow = [make_slide(slide) for slide in sshow]
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+	return make_document(sshow).encode('utf-8')
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+
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+
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+if __name__ == '__main__':
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+	app.run()
slides.py
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+import yaml
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+import markdown
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+
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+class RuleSet(object):
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+	def __init__(self, selector, **styles):
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+		self.selector = selector
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+		self.styles = styles
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+
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+	def __str__(self):
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+		print self.styles
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+		styles = ';\n  '.join(': '.join(item) for item in self.styles.items())
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+		return '''\n%s {\n%s\n}''' % (self.selector, styles)
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+
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+def read_slides(fil):
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+	slides = fil.read().split('\n------\n')
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+	result = []
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+	for slide in slides:
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+		slide = slide.split('\n---\n')
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+
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+		result.append(dict(
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+			config=yaml.load(slide[0]),
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+			text=markdown.markdown(slide[1])
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+		))
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+	return result
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+
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+import mako.template
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+template = mako.template.Template(file('template.mako').read())
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+
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+def make_slide(slide):
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+	config = slide['config']
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+	print config
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+	text = slide['text']
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+
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+	attrs = config.get('attrs', {})
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+	attrs_out = []
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+	for attr, value in attrs.items():
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+		attrs_out.append('data-%s="%s"' % (attr, value))
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+	return template.get_def('slide').render(id='%s' % config['id'], attr=' '.join(attrs_out), text=text), RuleSet('#%s' % config['id'], **config.get('style', {}))
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+
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+def make_document(slides):
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+	slides, styles = zip(*slides)
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+	styles = '\n'.join(
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+		str(ruleset) for ruleset in styles
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+	)
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+	return template.get_def('document').render(style='%s' % styles, slides=slides)
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+
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+if __name__ == '__main__':
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+	import argparse
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+	import twisted.web.resource
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+
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+	class SlideshowResource(twisted.web.resource.Resource):
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+		parser = argparse.ArgumentParser()
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+		parser.add_argument('slideshow', nargs=1)
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+		parser.add_argument('static_files', nargs=1)
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+		options = parser.parse_args()
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+		slideshow = options.slideshow[0]
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+		static_files = options.static_files[0]
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+
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+		def render_GET(self, request):
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+			with file(self.slideshow) as f:
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+				slideshow = read_slides(f)
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+
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+			slideshow = [make_slide(slide) for slide in slideshow]
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+
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+			return make_document(slideshow).encode('utf-8')
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+
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+	from twisted.internet import reactor
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+	from twisted.web import static, server
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+	root = static.File('static_files')
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+	root.putChild('', SlideshowResource())
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+	import os
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+	port = int(os.getenv('PORT', 8080))
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+	reactor.listenTCP(port, server.Site(root))
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+	reactor.run()
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+
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+
template.mako
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+<!doctype html>
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+
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+
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+<%! import markdown %>
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+<%def name="slide(id, attr, text)">
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+   <div id="${id}" class="step" ${attr}>
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+      ${ text }
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+   </div>
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+</%def>
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+
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+<%def name="impress()">
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+   <div id="impress">
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+      <div class="no-support-message" style="font-size: x-large;font-weight: bolder">
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+          Your browser doesn't support impress.js.  Try Chrome or Safari.
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+      </div>
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+
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+      ${caller.body()}
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+
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+   </div>
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+   <!--<script type="text/javascript" src="https://raw.github.com/bartaz/impress.js/master/js/impress.js"></script>-->
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+   <script type="text/javascript" src="impress.js"></script>
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+</%def>
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+
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+
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+
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+
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+<%def name="document(style, slides)">
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+<html>
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+    <head>
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+        <title>Impress Tutorial</title>
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+        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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+
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+      <style type='text/css'>
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+         @import url('slideshow.css');
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+
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+         .no-support-message { display:none; }
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+         .impress-not-supported .no-support-message { display:block; }
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+
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+         ${style}
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+
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+      </style>
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+    </head>
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+    <body>
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+
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+   <%self:impress>
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+      %for slide in slides:
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+         ${slide}
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+      %endfor
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+   </%self:impress>
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+
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+
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+    </body>
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+</html>
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+</%def>
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+