252 lines
7.9 KiB
Python
252 lines
7.9 KiB
Python
# Copyright: Ankitects Pty Ltd and contributors
|
|
# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
|
|
|
|
from __future__ import annotations
|
|
|
|
import os
|
|
import pprint
|
|
import re
|
|
import sys
|
|
import time
|
|
import urllib.error
|
|
import urllib.parse
|
|
import urllib.request
|
|
from typing import Any, Callable, List, Optional, Tuple
|
|
|
|
import anki
|
|
from anki.consts import *
|
|
from anki.latex import render_latex, render_latex_returning_errors
|
|
from anki.rsbackend import pb
|
|
from anki.utils import intTime
|
|
|
|
|
|
def media_paths_from_col_path(col_path: str) -> Tuple[str, str]:
|
|
media_folder = re.sub(r"(?i)\.(anki2)$", ".media", col_path)
|
|
media_db = media_folder + ".db2"
|
|
return (media_folder, media_db)
|
|
|
|
|
|
# fixme: look into whether we can drop chdir() below
|
|
# - need to check aa89d06304fecd3597da4565330a3e55bdbb91fe
|
|
# - and audio handling code
|
|
|
|
|
|
class MediaManager:
|
|
|
|
soundRegexps = [r"(?i)(\[sound:(?P<fname>[^]]+)\])"]
|
|
imgRegexps = [
|
|
# src element quoted case
|
|
r"(?i)(<img[^>]* src=(?P<str>[\"'])(?P<fname>[^>]+?)(?P=str)[^>]*>)",
|
|
# unquoted case
|
|
r"(?i)(<img[^>]* src=(?!['\"])(?P<fname>[^ >]+)[^>]*?>)",
|
|
]
|
|
regexps = soundRegexps + imgRegexps
|
|
|
|
def __init__(self, col: anki.collection.Collection, server: bool) -> None:
|
|
self.col = col.weakref()
|
|
self._dir: Optional[str] = None
|
|
if server:
|
|
return
|
|
# media directory
|
|
self._dir = media_paths_from_col_path(self.col.path)[0]
|
|
if not os.path.exists(self._dir):
|
|
os.makedirs(self._dir)
|
|
try:
|
|
self._oldcwd = os.getcwd()
|
|
except OSError:
|
|
# cwd doesn't exist
|
|
self._oldcwd = None
|
|
try:
|
|
os.chdir(self._dir)
|
|
except OSError:
|
|
raise Exception("invalidTempFolder")
|
|
|
|
def __repr__(self) -> str:
|
|
d = dict(self.__dict__)
|
|
del d["col"]
|
|
return f"{super().__repr__()} {pprint.pformat(d, width=300)}"
|
|
|
|
def connect(self) -> None:
|
|
if self.col.server:
|
|
return
|
|
os.chdir(self._dir)
|
|
|
|
def close(self) -> None:
|
|
if self.col.server:
|
|
return
|
|
# change cwd back to old location
|
|
if self._oldcwd:
|
|
try:
|
|
os.chdir(self._oldcwd)
|
|
except:
|
|
# may have been deleted
|
|
pass
|
|
|
|
def dir(self) -> Optional[str]:
|
|
return self._dir
|
|
|
|
def force_resync(self) -> None:
|
|
try:
|
|
os.unlink(media_paths_from_col_path(self.col.path)[1])
|
|
except FileNotFoundError:
|
|
pass
|
|
|
|
# File manipulation
|
|
##########################################################################
|
|
|
|
def add_file(self, path: str) -> str:
|
|
"""Add basename of path to the media folder, renaming if not unique.
|
|
|
|
Returns possibly-renamed filename."""
|
|
with open(path, "rb") as f:
|
|
return self.write_data(os.path.basename(path), f.read())
|
|
|
|
def write_data(self, desired_fname: str, data: bytes) -> str:
|
|
"""Write the file to the media folder, renaming if not unique.
|
|
|
|
Returns possibly-renamed filename."""
|
|
return self.col.backend.add_media_file(desired_name=desired_fname, data=data)
|
|
|
|
def add_extension_based_on_mime(self, fname: str, content_type: str) -> str:
|
|
"If jpg or png mime, add .png/.jpg if missing extension."
|
|
if not os.path.splitext(fname)[1]:
|
|
# mimetypes is returning '.jpe' even after calling .init(), so we'll do
|
|
# it manually instead
|
|
type_map = {
|
|
"image/jpeg": ".jpg",
|
|
"image/png": ".png",
|
|
"image/svg+xml": ".svg",
|
|
}
|
|
if content_type in type_map:
|
|
fname += type_map[content_type]
|
|
return fname
|
|
|
|
def have(self, fname: str) -> bool:
|
|
return os.path.exists(os.path.join(self.dir(), fname))
|
|
|
|
def trash_files(self, fnames: List[str]) -> None:
|
|
"Move provided files to the trash."
|
|
self.col.backend.trash_media_files(fnames)
|
|
|
|
# String manipulation
|
|
##########################################################################
|
|
|
|
def filesInStr(
|
|
self, mid: int, string: str, includeRemote: bool = False
|
|
) -> List[str]:
|
|
l = []
|
|
model = self.col.models.get(mid)
|
|
# handle latex
|
|
string = render_latex(string, model, self.col)
|
|
# extract filenames
|
|
for reg in self.regexps:
|
|
for match in re.finditer(reg, string):
|
|
fname = match.group("fname")
|
|
isLocal = not re.match("(https?|ftp)://", fname.lower())
|
|
if isLocal or includeRemote:
|
|
l.append(fname)
|
|
return l
|
|
|
|
def transformNames(self, txt: str, func: Callable) -> Any:
|
|
for reg in self.regexps:
|
|
txt = re.sub(reg, func, txt)
|
|
return txt
|
|
|
|
def strip(self, txt: str) -> str:
|
|
"Return text with sound and image tags removed."
|
|
for reg in self.regexps:
|
|
txt = re.sub(reg, "", txt)
|
|
return txt
|
|
|
|
def escapeImages(self, string: str, unescape: bool = False) -> str:
|
|
"Apply or remove percent encoding to image filenames."
|
|
fn: Callable
|
|
if unescape:
|
|
fn = urllib.parse.unquote
|
|
else:
|
|
fn = urllib.parse.quote
|
|
|
|
def repl(match):
|
|
tag = match.group(0)
|
|
fname = match.group("fname")
|
|
if re.match("(https?|ftp)://", fname):
|
|
return tag
|
|
return tag.replace(fname, fn(fname))
|
|
|
|
for reg in self.imgRegexps:
|
|
string = re.sub(reg, repl, string)
|
|
return string
|
|
|
|
# Checking media
|
|
##########################################################################
|
|
|
|
def check(self) -> pb.CheckMediaOut:
|
|
output = self.col.backend.check_media()
|
|
# files may have been renamed on disk, so an undo at this point could
|
|
# break file references
|
|
self.col.save()
|
|
return output
|
|
|
|
def render_all_latex(
|
|
self, progress_cb: Optional[Callable[[int], bool]] = None
|
|
) -> Optional[Tuple[int, str]]:
|
|
"""Render any LaTeX that is missing.
|
|
|
|
If a progress callback is provided and it returns false, the operation
|
|
will be aborted.
|
|
|
|
If an error is encountered, returns (note_id, error_message)
|
|
"""
|
|
last_progress = time.time()
|
|
checked = 0
|
|
for (nid, mid, flds) in self.col.db.execute(
|
|
"select id, mid, flds from notes where flds like '%[%'"
|
|
):
|
|
|
|
model = self.col.models.get(mid)
|
|
_html, errors = render_latex_returning_errors(
|
|
flds, model, self.col, expand_clozes=True
|
|
)
|
|
if errors:
|
|
return (nid, "\n".join(errors))
|
|
|
|
checked += 1
|
|
elap = time.time() - last_progress
|
|
if elap >= 0.3 and progress_cb is not None:
|
|
last_progress = intTime()
|
|
if not progress_cb(checked):
|
|
return None
|
|
|
|
return None
|
|
|
|
# Legacy
|
|
##########################################################################
|
|
|
|
_illegalCharReg = re.compile(r'[][><:"/?*^\\|\0\r\n]')
|
|
|
|
def stripIllegal(self, str: str) -> str:
|
|
# currently used by ankiconnect
|
|
print("stripIllegal() will go away")
|
|
return re.sub(self._illegalCharReg, "", str)
|
|
|
|
def hasIllegal(self, s: str) -> bool:
|
|
print("hasIllegal() will go away")
|
|
if re.search(self._illegalCharReg, s):
|
|
return True
|
|
try:
|
|
s.encode(sys.getfilesystemencoding())
|
|
except UnicodeEncodeError:
|
|
return True
|
|
return False
|
|
|
|
def findChanges(self) -> None:
|
|
pass
|
|
|
|
addFile = add_file
|
|
|
|
def writeData(self, opath: str, data: bytes, typeHint: Optional[str] = None) -> str:
|
|
fname = os.path.basename(opath)
|
|
if typeHint:
|
|
fname = self.add_extension_based_on_mime(fname, typeHint)
|
|
return self.write_data(fname, data)
|