openmedialibrary/oml/media/txt.py

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# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
from __future__ import division
import os
from utils import find_isbns
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import tempfile
import subprocess
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def cover(path):
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image = tempfile.mkstemp('.jpg')[1]
cmd = ['python2', 'static/txt.js/txt.py', '-i', path, '-o', image]
p = subprocess.Popen(cmd)
p.wait()
with open(image, 'rb') as fd:
data = fd.read()
os.unlink(image)
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return data
def info(path):
data = {}
data['title'] = os.path.splitext(os.path.basename(path))[0]
text = extract_text(path)
isbn = extract_isbn(text)
if isbn:
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data['isbn'] = [isbn]
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data['textsize'] = len(text)
return data
def extract_text(path):
with open(path) as fd:
data = fd.read()
return data
def extract_isbn(text):
isbns = find_isbns(text)
if isbns:
return isbns[0]