alleswatikvoel/server.py
2020-03-28 21:42:03 +01:00

110 lines
3.8 KiB
Python

import models
import os
import tornado.ioloop
import tornado.web
import colour
import charts
from PIL import Image
import io
models.db.connect()
curpath = os.path.dirname(os.path.abspath(__file__))
tplpath = os.path.join(curpath, "templates");
loader = tornado.template.Loader(tplpath, autoescape=None)
config = {
"port": 8881,
"conn": models.db
}
emotions = [ e for e in models.Emotion.select().order_by(models.Emotion.name)]
class MainHandler(tornado.web.RequestHandler):
def get(self):
loader.reset()
html = loader.load('index.html').generate(host=self.request.host, emotions=emotions, ages=models.getAges(), groups=models.Group.select())
self.write(html)
class ThumbHandler(tornado.web.RequestHandler):
def get(self, imgId):
artwork = models.Artwork.select().where(models.Artwork.id == imgId).get()
if artwork is None:
self.send_error(404)
else:
img = Image.open(artwork.filename)
img.thumbnail((200,200))
fp = io.BytesIO()
img.save(fp, "jpeg")
fp.seek(0)
self.set_header("Content-Type","image/jpeg")
self.set_header("Cache-Control","max-age=2592000, public")
self.write(fp.read())
class ColourHandler(tornado.web.RequestHandler):
def get(self):
req_group = self.get_query_argument("group", default=None)
req_age = self.get_query_argument("age", default=None)
req_emotion = self.get_query_argument("emotion", default=None)
req_work = self.get_query_argument("work", default=None)
q = models.Artwork.select().join(models.Group).order_by(models.Group.name)
if req_group is not None:
group = models.Group.get(models.Group.id == req_group)
q = q.where(models.Artwork.group == group)
elif req_age is not None:
q = q.where(models.Artwork.age == req_age)
elif req_emotion is not None:
emotion = models.Emotion.get(models.Emotion.id == req_emotion)
q = q.where(models.Artwork.emotion == emotion)
elif req_work is not None:
q = q.where(models.Artwork.id == req_work)
images = q
svg = colour.getSvgFromDbImages(images)
imgHtml = "<aside id='works'>";
if req_group is not None or req_age is not None or req_emotion is not None or req_work is not None:
imgHtml += "<div class='group' onclick='loadResults(\"no\", \"thing\")'>&larr;</div>"
lastGroup = None
for artwork in images:
if lastGroup != artwork.group.name:
imgHtml += "<div class='group' onclick='loadResults(\"group\", %s)'>%s</div>" % (artwork.group.id, artwork.group.name)
lastGroup = artwork.group.name
imgHtml += "<img src='/thumbs/%s.jpg' onclick='loadResults(\"work\", %s)'>" % (artwork.id,artwork.id)
imgHtml += "</aside>";
statHtml = "<aside id='stats'>";
if not req_emotion:
statHtml += "<div><h4>Emoties</h4>"
emotionScores = models.getEmotionFractionsFromArtworks(images)
statHtml += charts.createPie(emotionScores) if len(emotionScores) else "Geen emoties opgegeven"
statHtml += "</div>"
else:
statHtml += "<div><h4>Groep</h4>"
statHtml += charts.createPie(models.getGroupFractionsFromArtworks(images))
statHtml += "</div>"
# statHtml += "<div><h4>Gezichtsherkenning</h4>"
# faceScores = models.getFaceFractionsFromArtworks(images)
# statHtml += charts.createPie(faceScores) if len(faceScores) else "Geen gezichten gevonden"
# statHtml += "</div>"
# statHtml += "<h4>Unieke woorden</h4>" # sorted(tf * idf)[:5]
# statHtml += "Geen woorden gebruikt"
statHtml += "</aside>";
self.write("\n".join([svg, imgHtml, statHtml]) )
if __name__ == "__main__":
print("Start server", config)
app = tornado.web.Application([
(r"/", MainHandler),
(r"/colours", ColourHandler),
(r"/thumbs/(\d+.jpg)", tornado.web.StaticFileHandler, {'path': './thumbs/'}),
(r'/images/(.*)', tornado.web.StaticFileHandler, {'path': './images/'}),
], debug=False)
app.listen(config['port'])
tornado.ioloop.IOLoop.current().start()