openmedialibrary/oml/item/scan.py

262 lines
8.2 KiB
Python
Raw Normal View History

2014-05-04 17:26:43 +00:00
# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
2014-09-02 22:32:44 +00:00
2014-05-04 17:26:43 +00:00
2014-08-12 08:16:57 +00:00
from datetime import datetime
2014-05-04 17:26:43 +00:00
import os
import shutil
import time
2014-05-04 17:26:43 +00:00
import ox
from changelog import Changelog
from item.models import File
2014-08-12 08:16:57 +00:00
from user.models import List
from utils import remove_empty_folders
2014-05-04 17:26:43 +00:00
from websocket import trigger_event
2014-08-12 08:16:57 +00:00
import db
import media
import settings
2014-05-17 00:14:15 +00:00
import state
2014-05-18 23:24:04 +00:00
import logging
2015-11-29 14:56:38 +00:00
logger = logging.getLogger(__name__)
2014-05-04 17:26:43 +00:00
2015-03-14 07:35:15 +00:00
extensions = ['epub', 'pdf', 'txt', 'cbr', 'cbz']
2014-05-16 14:30:16 +00:00
2014-05-04 17:26:43 +00:00
def remove_missing():
dirty = False
2014-08-09 16:14:14 +00:00
with db.session():
2014-05-04 17:26:43 +00:00
prefs = settings.preferences
2016-01-04 09:49:14 +00:00
prefix = os.path.join(os.path.expanduser(prefs['libraryPath']), 'Books' + os.sep)
2014-05-20 10:30:53 +00:00
if os.path.exists(prefix):
for f in File.query:
if state.shutdown:
2015-11-18 00:27:53 +00:00
return
2016-01-11 14:29:55 +00:00
if f.item:
path = f.item.get_path()
if not os.path.exists(path):
dirty = True
f.item.remove_file()
else:
state.db.session.delete(f)
2014-05-20 10:30:53 +00:00
dirty = True
if dirty:
2014-08-09 16:14:14 +00:00
state.db.session.commit()
state.cache.clear('group:')
2016-01-14 10:44:11 +00:00
for f in File.query:
if state.shutdown:
2016-01-14 10:44:11 +00:00
return
f.move()
remove_empty_folders(prefix, True)
2014-05-04 17:26:43 +00:00
2016-02-11 06:15:17 +00:00
def add_file(id, f, prefix, from_=None, commit=True):
2014-05-18 23:24:04 +00:00
user = state.user()
path = f[len(prefix):]
2016-01-24 13:38:07 +00:00
logger.debug('%s extract metadata %s', id, path)
data = media.metadata(f, from_)
2016-01-24 13:38:07 +00:00
logger.debug('%s create file %s', id, path)
2014-05-18 23:24:04 +00:00
file = File.get_or_create(id, data, path)
item = file.item
item.add_user(user)
2014-05-20 00:43:54 +00:00
item.added = datetime.utcnow()
2016-01-24 13:38:07 +00:00
logger.debug('%s load metadata %s', id, path)
item.load_metadata()
Changelog.record(user, 'additem', item.id, file.info)
2016-01-05 16:16:50 +00:00
Changelog.record(user, 'edititem', item.id, item.meta)
2016-01-24 13:38:07 +00:00
logger.debug('%s extract icons %s', id, path)
2014-05-21 00:02:21 +00:00
item.update_icons()
2015-03-07 16:24:07 +00:00
item.modified = datetime.utcnow()
2016-01-24 13:38:07 +00:00
logger.debug('%s save item', id)
2016-02-11 06:15:17 +00:00
item.update(commit=commit)
2016-01-24 13:38:07 +00:00
logger.debug('%s added', id)
2014-05-18 23:24:04 +00:00
return file
2014-05-04 17:26:43 +00:00
def run_scan():
remove_missing()
2015-12-24 15:11:47 +00:00
prefs = settings.preferences
2016-01-04 09:49:14 +00:00
prefix = os.path.join(os.path.expanduser(prefs['libraryPath']), 'Books' + os.sep)
if not prefix[-1] == os.sep:
prefix += os.sep
2015-12-24 15:11:47 +00:00
assert isinstance(prefix, str)
books = []
for root, folders, files in os.walk(prefix):
for f in files:
if state.shutdown:
2015-11-18 00:27:53 +00:00
return
2015-12-24 15:11:47 +00:00
#if f.startswith('._') or f == '.DS_Store':
if f.startswith('.'):
continue
f = os.path.join(root, f)
ext = f.split('.')[-1]
if ext == 'kepub':
ext = 'epub'
2015-12-24 15:11:47 +00:00
if ext in extensions:
books.append(f)
position = 0
added = 0
for f in ox.sorted_strings(books):
if state.shutdown:
2015-12-24 15:11:47 +00:00
return
position += 1
with db.session():
2016-02-02 19:30:40 +00:00
if os.path.exists(f):
id = media.get_id(f)
file = File.get(id)
if not file:
file = add_file(id, f, prefix, f)
added += 1
trigger_event('change', {})
2014-05-04 17:26:43 +00:00
def change_path(old, new):
new_books = os.path.join(new, 'Books')
if not os.path.exists(new_books):
ox.makedirs(new)
shutil.move(os.path.join(old, 'Books'), new_books)
remove_empty_folders(old)
else:
ox.makedirs(new_books)
run_scan()
trigger_event('change', {})
2014-05-16 14:30:16 +00:00
def run_import(options=None):
options = options or {}
2015-12-24 15:11:47 +00:00
logger.debug('run_import')
2016-01-23 12:37:25 +00:00
if state.activity.get('cancel'):
logger.debug('import canceled')
state.activity = {}
return
state.activity = {}
2015-12-24 15:11:47 +00:00
prefs = settings.preferences
prefix = os.path.expanduser(options.get('path', prefs['importPath']))
if os.path.islink(prefix):
prefix = os.path.realpath(prefix)
2016-01-04 09:49:14 +00:00
if not prefix[-1] == os.sep:
prefix += os.sep
prefix_books = os.path.join(os.path.expanduser(prefs['libraryPath']), 'Books' + os.sep)
prefix_imported = os.path.join(prefix_books, '.import' + os.sep)
2015-12-24 15:11:47 +00:00
if prefix_books.startswith(prefix) or prefix.startswith(prefix_books):
error = 'invalid path'
elif not os.path.exists(prefix):
error = 'path not found'
elif not os.path.isdir(prefix):
error = 'path must be a folder'
else:
error = None
if error:
trigger_event('activity', {
2014-05-17 00:14:15 +00:00
'activity': 'import',
2015-12-24 15:11:47 +00:00
'progress': [0, 0],
'status': {'code': 404, 'text': error}
})
state.activity = {}
return
listname = options.get('list')
if listname:
listitems = []
assert isinstance(prefix, str)
books = []
count = 0
for root, folders, files in os.walk(prefix):
for f in files:
if state.shutdown:
2015-12-24 15:11:47 +00:00
return
#if f.startswith('._') or f == '.DS_Store':
if f.startswith('.'):
2014-05-17 00:14:15 +00:00
continue
2015-12-24 15:11:47 +00:00
f = os.path.join(root, f)
ext = f.split('.')[-1]
if ext in extensions:
books.append(f)
count += 1
if state.activity.get('cancel'):
2016-01-23 12:37:25 +00:00
logger.debug('active import canceled')
2015-12-24 15:11:47 +00:00
state.activity = {}
return
2016-01-24 13:38:07 +00:00
if count % 100 == 0:
2015-12-24 15:11:47 +00:00
state.activity = {
'activity': 'import',
'path': prefix,
'progress': [0, count],
}
trigger_event('activity', state.activity)
state.activity = {
'activity': 'import',
'path': prefix,
'progress': [0, len(books)],
}
trigger_event('activity', state.activity)
position = 0
added = 0
last = 0
for f in ox.sorted_strings(books):
position += 1
if not os.path.exists(f):
continue
with db.session():
2014-05-04 17:26:43 +00:00
id = media.get_id(f)
file = File.get(id)
f_import = f
2014-05-04 17:26:43 +00:00
if not file:
f = f.replace(prefix, prefix_imported)
ox.makedirs(os.path.dirname(f))
2014-05-16 14:30:16 +00:00
if options.get('mode') == 'move':
try:
shutil.move(f_import, f)
except:
shutil.copy2(f_import, f)
2014-05-16 14:30:16 +00:00
else:
shutil.copy2(f_import, f)
file = add_file(id, f, prefix_books, f_import)
2014-05-17 11:45:57 +00:00
file.move()
2014-05-04 17:26:43 +00:00
added += 1
elif options.get('mode') == 'move':
os.unlink(f_import)
if listname:
listitems.append(file.item.id)
if state.activity.get('cancel'):
state.activity = {}
return
if state.shutdown:
return
2015-12-24 15:11:47 +00:00
if time.time() - last > 5:
last = time.time()
state.activity = {
'activity': 'import',
'progress': [position, len(books)],
'path': prefix,
'added': added,
}
trigger_event('activity', state.activity)
2014-05-26 10:41:01 +00:00
2015-12-24 15:11:47 +00:00
with db.session():
2014-05-18 23:24:04 +00:00
if listname and listitems:
l = List.get(settings.USER_ID, listname)
if l:
l.add_items(listitems)
2015-12-24 15:11:47 +00:00
trigger_event('activity', {
'activity': 'import',
'progress': [position, len(books)],
'path': prefix,
'status': {'code': 200, 'text': ''},
'added': added,
})
state.activity = {}
remove_empty_folders(prefix_books)
if options.get('mode') == 'move':
remove_empty_folders(prefix, True)
def import_folder():
2016-01-25 06:48:24 +00:00
if not (state.activity and state.activity.get('activity') == 'import'):
import_path = settings.preferences['importPath']
logger.debug('scan importPath %s', import_path)
if os.path.exists(import_path):
run_import({
'path': import_path,
'mode': 'move'
})
remove_empty_folders(import_path, True)
if state.main:
state.main.call_later(10*60, lambda: state.tasks.queue('scanimport'))