Files
pyShelf/library.py

66 lines
2.0 KiB
Python
Executable File

#!/usr/bin/python
import json
import os
import re
import zipfile
from config import Config
config = Config()
class Catalogue:
"""Decodes and stores book information"""
"""Step One: filter_books"""
def __init__(self):
self.file_list = []
with open(config.book_shelf, 'r') as f:
try:
self.catalogue = json.load(f)
self.current_files = self.scan_folder()
except Exception:
self.filter_books()
def scan_folder(self, folder=config.book_path):
for f in os.listdir(folder):
_path = os.path.abspath(folder+'/'+f)
#_path = os.path.abspath('.')+'/'+folder+f+'/'
_is_dir = os.path.isdir(_path.strip()+'/')
if _is_dir:
self.file_list.append(self.scan_folder(_path))
self.file_list.append(_path)
def scan_book(self, book):
_epub = zipfile.ZipFile(book)
with _epub as _epub_open:
try: _epub_open.open('content.opf'); return True
except Exception as e: print(e); return False
def filter_books(self, ret=0):
"""
filter_books(0) -> Catalogue.books
filter_books(1) -> self.books[]
:param ret: 0 -> create class property
:param ret: 1 -> create & return class property
"""
self.scan_folder()
regx = re.compile(r"\.epub")
self.books = list(filter(regx.search, filter(None, self.file_list)))
if ret == 0:
with open(config.book_shelf, 'w') as f:
json.dump(self.books, f)
else:
return self.books
def filter_tags(self, book):
f_name = 'content.opf'
try:
content_opf = list(filter(re.search, book))
except:
return False
def compare_shelf_current(self):
try:
self.books
except Exception:
self.filter_books()
unique = set(self.books) - set(self.catalogue)
return unique