93 lines
3.0 KiB
Python
93 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
|
|
import os
|
|
import sqlite3 as sqlite
|
|
from anki.media import MediaManager
|
|
from anki.storage import DB
|
|
|
|
mediamanager_orig_funcs = {
|
|
"findChanges": None,
|
|
"mediaChangesZip": None,
|
|
"addFilesFromZip": None,
|
|
"syncDelete": None
|
|
}
|
|
|
|
db_orig_funcs = {
|
|
"__init__": None
|
|
}
|
|
|
|
|
|
def monkeypatch_mediamanager():
|
|
"""
|
|
Monkey patches anki.media.MediaManager's methods so they chdir to
|
|
self.dir() before acting on its media directory and chdir back to the
|
|
original cwd after finishing.
|
|
"""
|
|
|
|
def make_cwd_safe(original_func):
|
|
mediamanager_orig_funcs["findChanges"] = MediaManager.findChanges
|
|
mediamanager_orig_funcs["mediaChangesZip"] = MediaManager.mediaChangesZip
|
|
mediamanager_orig_funcs["addFilesFromZip"] = MediaManager.addFilesFromZip
|
|
mediamanager_orig_funcs["syncDelete"] = MediaManager.syncDelete
|
|
|
|
def wrapper(instance, *args):
|
|
old_cwd = os.getcwd()
|
|
os.chdir(instance.dir())
|
|
|
|
res = original_func(instance, *args)
|
|
|
|
os.chdir(old_cwd)
|
|
return res
|
|
return wrapper
|
|
|
|
MediaManager.findChanges = make_cwd_safe(MediaManager.findChanges)
|
|
MediaManager.mediaChangesZip = make_cwd_safe(MediaManager.mediaChangesZip)
|
|
MediaManager.addFilesFromZip = make_cwd_safe(MediaManager.addFilesFromZip)
|
|
MediaManager.syncDelete = make_cwd_safe(MediaManager.syncDelete)
|
|
|
|
|
|
def unpatch_mediamanager():
|
|
"""Undoes monkey patches to Anki's MediaManager."""
|
|
|
|
MediaManager.findChanges = mediamanager_orig_funcs["findChanges"]
|
|
MediaManager.mediaChangesZip = mediamanager_orig_funcs["mediaChangesZip"]
|
|
MediaManager.addFilesFromZip = mediamanager_orig_funcs["addFilesFromZip"]
|
|
MediaManager.syncDelete = mediamanager_orig_funcs["syncDelete"]
|
|
|
|
mediamanager_orig_funcs["findChanges"] = None
|
|
mediamanager_orig_funcs["mediaChangesZip"] = None
|
|
mediamanager_orig_funcs["mediaChangesZip"] = None
|
|
mediamanager_orig_funcs["mediaChangesZip"] = None
|
|
|
|
|
|
def monkeypatch_db():
|
|
"""
|
|
Monkey patches Anki's DB.__init__ to connect to allow access to the db
|
|
connection from more than one thread, so that we can inspect and modify
|
|
the db created in the app in our test code.
|
|
"""
|
|
db_orig_funcs["__init__"] = DB.__init__
|
|
|
|
def patched___init__(self, path, text=None, timeout=0):
|
|
# Code taken from Anki's DB.__init__()
|
|
encpath = path
|
|
if isinstance(encpath, str):
|
|
encpath = path.encode("utf-8")
|
|
# Allow more than one thread to use this connection.
|
|
self._db = sqlite.connect(encpath,
|
|
timeout=timeout,
|
|
check_same_thread=False)
|
|
if text:
|
|
self._db.text_factory = text
|
|
self._path = path
|
|
self.echo = os.environ.get("DBECHO") # echo db modifications
|
|
self.mod = False # flag that db has been modified?
|
|
|
|
DB.__init__ = patched___init__
|
|
|
|
|
|
def unpatch_db():
|
|
"""Undoes monkey patches to Anki's DB."""
|
|
|
|
DB.__init__ = db_orig_funcs["__init__"]
|
|
db_orig_funcs["__init__"] = None
|