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2bit-web
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Fixed link

This commit is contained in:
Niles Rogoff 2016-12-03 20:32:05 -05:00
parent 887af2a8e5
commit 3036899984
1 changed files with 85 additions and 1 deletions
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render.pyhtml
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/var/www-python/render.pyhtml

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render.pyhtml Normal file
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<%!
import subprocess, traceback, os
%><%
def get(l,k):
try:
return l[k]
except:
return str(k) + " expected, not found."
def try_convert(v, t):
try:
return t(v)
except:
return "Value " + str(v) + " was supposed to be a(n) " + str(t)
f = d["file"]
render = False
if len(f) > 100*1024*1024: # 100 mb?
render = "File too large. Maximum size 100mb"
else:
bits = try_convert(get(d,"bits"), int)
dither = get(d, "dither")
if dither == "dither-none":
dither = False
elif dither == "dither-auto":
dither = "auto"
else:
dither = try_convert(get(d, "dither-manual-number"), float)
#dither = try_convert(get(d, "dither-manual-number").replace("%", ""), float)
if type(dither) == str:
render = "Dither must be a floating point number"
nrdither = get(d, "nrdither")
if nrdither == "nrdither-none":
nrdither = False
elif dither == "nrdither-auto":
nrdither = "auto"
else:
nrdither = try_convert(get(d, "nrdither-manual-number"), int)
nrdither = 10 # DEBUG
if type(nrdither) == str:
render = "Non-random dither must be an integer"
if type(bits) == str:
render = "Bits must be an integer"
percolor = get(d, "percolor")
if percolor == "true":
percolor = True
elif percolor == "false":
percolor = False
else:
render = percolor
if nrdither and not dither:
render = "nonrandom dither requires dither"
if not render:
inf = subprocess.check_output(["mktemp", "/tmp/2bit.XXXXXXXXX"]).decode("utf-8").strip()
inf_o = open(inf, "w")
inf_o.write(f)
inf_o.close()
outf = inf + ".png"
prog = ["python3", "/opt/2bit.py", inf, outf, str(bits)]
if percolor:
prog.append("--per-color")
if dither:
prog.append("--dither")
prog.append(str(dither))
if nrdither:
prog.append("--non-random-dither")
prog.append(str(nrdither))
prog.append("--no-status-bar")
try:
value = subprocess.check_call(prog)
except subprocess.CalledProcessError as e:
render = str(e.returncode) + " " + str(e.output) + "\n" + traceback.format_exc()
if not render:
rf = "/var/www/niles.xyz/2bit" + outf
subprocess.call(["mv", outf, rf])
subprocess.call(["rm", outf, inf])
render = "<img src=\"https://niles.xyz/2bit" + outf + "\" />"
if not render:
render = "Error? idk"
%>
<!doctype html>
<html>
<body>
<h1>Rendered image</h1>
${render}
</body>
</html>