Cutlery/calibre
1
0
Fork 0
mirror of https://github.com/kovidgoyal/calibre.git synced 2025-07-09 03:04:10 -04:00
Code Issues Packages Projects Releases Wiki Activity

More work on conversion in server

Browse Source
This commit is contained in:
Kovid Goyal 2018-06-26 08:58:55 +05:30
parent 6b01ddeaa3
commit 0fd8a9aee9
No known key found for this signature in database
GPG Key ID: 06BC317B515ACE7C
1 changed files with 31 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
src/calibre/srv/convert.py
View File

@ -7,7 +7,6 @@ from __future__ import absolute_import, division, print_function, unicode_litera
import os
import shutil
import tempfile
from functools import partial
from threading import Lock
from calibre.srv.errors import BookNotFound, HTTPNotFound
@ -78,15 +77,40 @@ def job_done(job):
safe_delete_file(job_status.pathtoebook)
def queue_job(ctx, rd, library_id, copy_format_to, fmt, book_id, conversion_data):
def convert_book(path_to_ebook, opf_path, cover_path, output_fmt, recs):
pass
def queue_job(ctx, rd, library_id, db, fmt, book_id, conversion_data):
from calibre.ebooks.metadata.opf2 import metadata_to_opf
from calibre.ebooks.conversion.config import GuiRecommendations, save_specifics
from calibre.customize.conversion import OptionRecommendation
tdir = tempfile.mkdtemp(dir=rd.tdir)
fd, pathtoebook = tempfile.mkstemp(prefix='', suffix=('.' + fmt.lower()), dir=tdir)
with os.fdopen(fd, 'wb') as f:
copy_format_to(f)
db.copy_format_to(book_id, fmt, f)
fd, pathtocover = tempfile.mkstemp(prefix='', suffix=('.jpg'), dir=tdir)
with os.fdopen(fd, 'wb') as f:
cover_copied = db.copy_cover_to(book_id, f)
cover_path = f.name if cover_copied else None
mi = db.get_metadata(book_id)
mi.application_id = mi.uuid
raw = metadata_to_opf(mi)
fd, pathtocover = tempfile.mkstemp(prefix='', suffix=('.opf'), dir=tdir)
with os.fdopen(fd, 'wb') as metadata_file:
metadata_file.write(raw)
recs = GuiRecommendations()
recs.update(conversion_data['options'])
recs['gui_preferred_input_format'] = conversion_data.input_fmt.lower()
save_specifics(db, book_id, recs)
recs = [(k, v, OptionRecommendation.HIGH) for k, v in recs.iteritems()]
job_id = ctx.start_job(
'Convert book %s (%s)' % (book_id, fmt), 'calibre.srv.convert_book',
'convert_book', args=(pathtoebook, conversion_data),
job_done_callback=job_done
'Convert book %s (%s)' % (book_id, fmt), 'calibre.srv.convert_book',
'convert_book', args=(
pathtoebook, metadata_file.name, cover_path, conversion_data['output_fmt'], recs),
job_done_callback=job_done
)
expire_old_jobs()
with cache_lock:
@ -101,7 +125,7 @@ def start_conversion(ctx, rd, book_id):
raise BookNotFound(book_id, db)
data = json.loads(rd.request_body_file.read())
input_fmt = data['input_fmt']
job_id = queue_job(ctx, rd, library_id, partial(db.copy_format_to, book_id, input_fmt), input_fmt, book_id, data)
job_id = queue_job(ctx, rd, library_id, db, input_fmt, book_id, data)
return job_id