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Code Issues Projects Releases Wiki Activity

Website performance improvements: Image scaling and caching

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This commit is contained in:
Krateng 2019-02-17 12:49:06 +01:00
parent 5533aad191
commit 88badbb4f0
1 changed files with 29 additions and 5 deletions
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34
server.py
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@ -15,6 +15,7 @@ import os
import setproctitle
MAIN_PORT = 42010
DATABASE_PORT = 42011
@ -75,18 +76,41 @@ def graceful_exit(sig=None,frame=None):
@webserver.route("/images/<pth:re:.*\\.jpg>")
@webserver.route("/images/<pth:re:.*\\.png>")
def static_image(pth):
return static_file("images/" + pth,root="")
small_pth = pth.split(".")
small_pth.insert(-1,"small")
small_pth = ".".join(small_pth)
if os.path.exists("images/" + small_pth):
response = static_file("images/" + small_pth,root="")
else:
try:
from wand.image import Image
img = Image(filename="images/" + pth)
x,y = img.size[0], img.size[1]
smaller = min(x,y)
if smaller > 300:
ratio = 300/smaller
img.resize(int(ratio*x),int(ratio*y))
img.save(filename="images/" + small_pth)
response = static_file("images/" + small_pth,root="")
else:
response = static_file("images/" + pth,root="")
except:
response = static_file("images/" + pth,root="")
#response = static_file("images/" + pth,root="")
response.set_header("Cache-Control", "public, max-age=604800")
return response
@webserver.route("/<name:re:.*\\.html>")
#@webserver.route("/<name:re:.*\\.html>")
@webserver.route("/<name:re:.*\\.js>")
@webserver.route("/<name:re:.*\\.css>")
@webserver.route("/<name:re:.*\\.png>")
@webserver.route("/<name:re:.*\\.jpeg>")
@webserver.route("/<name:re:.*\\.ico>")
def static(name):
return static_file("website/" + name,root="")
response = static_file("website/" + name,root="")
response.set_header("Cache-Control", "public, max-age=604800")
return response
@webserver.route("/<name>")
def static_html(name):