Firt commit uploaded with pack included

build/lib/sticker/pack.py

@@ -0,0 +1,150 @@
+# maunium-stickerpicker - A fast and simple Matrix sticker picker widget.
+# Copyright (C) 2020 Tulir Asokan
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+from pathlib import Path
+from typing import Dict, Optional
+from hashlib import sha256
+import mimetypes
+import argparse
+import os.path
+import asyncio
+import string
+import json
+
+try:
+    import magic
+except ImportError:
+    print("[Warning] Magic is not installed, using file extensions to guess mime types")
+    magic = None
+
+from .lib import matrix, util
+
+
+def convert_name(name: str) -> str:
+    name_translate = {
+        ord(" "): ord("_"),
+    }
+    allowed_chars = string.ascii_letters + string.digits + "_-/.#"
+    return "".join(filter(lambda char: char in allowed_chars, name.translate(name_translate)))
+
+
+async def upload_sticker(file: str, directory: str, old_stickers: Dict[str, matrix.StickerInfo]
+                         ) -> Optional[matrix.StickerInfo]:
+    if file.startswith("."):
+        return None
+    path = os.path.join(directory, file)
+    if not os.path.isfile(path):
+        return None
+
+    if magic:
+        mime = magic.from_file(path, mime=True)
+    else:
+        mime, _ = mimetypes.guess_type(file)
+    if not mime.startswith("image/"):
+        return None
+
+    print(f"Processing {file}", end="", flush=True)
+    try:
+        with open(path, "rb") as image_file:
+            image_data = image_file.read()
+    except Exception as e:
+        print(f"... failed to read file: {e}")
+        return None
+    name = os.path.splitext(file)[0]
+
+    # If the name starts with "number-", remove the prefix
+    name_split = name.split("-", 1)
+    if len(name_split) == 2 and name_split[0].isdecimal():
+        name = name_split[1]
+
+    sticker_id = f"sha256:{sha256(image_data).hexdigest()}"
+    print(".", end="", flush=True)
+    if sticker_id in old_stickers:
+        sticker = {
+            **old_stickers[sticker_id],
+            "body": name,
+        }
+        print(f".. using existing upload")
+    else:
+        image_data, width, height = util.convert_image(image_data)
+        print(".", end="", flush=True)
+        mxc = await matrix.upload(image_data, "image/png", file)
+        print(".", end="", flush=True)
+        sticker = util.make_sticker(mxc, width, height, len(image_data), name)
+        sticker["id"] = sticker_id
+        print(" uploaded", flush=True)
+    return sticker
+
+
+async def main(args: argparse.Namespace) -> None:
+    await matrix.load_config(args.config)
+
+    dirname = os.path.basename(os.path.abspath(args.path))
+    meta_path = os.path.join(args.path, "pack.json")
+    try:
+        with util.open_utf8(meta_path) as pack_file:
+            pack = json.load(pack_file)
+            print(f"Loaded existing pack meta from {meta_path}")
+    except FileNotFoundError:
+        pack = {
+            "title": args.title or dirname,
+            "id": args.id or convert_name(dirname),
+            "stickers": [],
+        }
+        old_stickers = {}
+    else:
+        old_stickers = {sticker["id"]: sticker for sticker in pack["stickers"]}
+        pack["stickers"] = []
+
+    stickers_data: Dict[str, bytes] = {}
+    for file in sorted(os.listdir(args.path)):
+        sticker = await upload_sticker(file, args.path, old_stickers=old_stickers)
+        if sticker:
+            stickers_data[sticker["url"]]  = Path(args.path, file).read_bytes()
+            pack["stickers"].append(sticker)
+
+    with util.open_utf8(meta_path, "w") as pack_file:
+        json.dump(pack, pack_file)
+    print(f"Wrote pack to {meta_path}")
+
+    if args.add_to_index:
+        picker_file_name = f"{pack['id']}.json"
+        picker_pack_path = os.path.join(args.add_to_index, picker_file_name)
+        with util.open_utf8(picker_pack_path, "w") as pack_file:
+            json.dump(pack, pack_file)
+        print(f"Copied pack to {picker_pack_path}")
+
+        util.add_thumbnails(pack["stickers"], stickers_data, args.add_to_index)
+        util.add_to_index(picker_file_name, args.add_to_index)
+
+
+parser = argparse.ArgumentParser()
+parser.add_argument("--config",
+                    help="Path to JSON file with Matrix homeserver and access_token",
+                    type=str, default="config.json", metavar="file")
+parser.add_argument("--title", help="Override the sticker pack displayname", type=str,
+                    metavar="title")
+parser.add_argument("--id", help="Override the sticker pack ID", type=str, metavar="id")
+parser.add_argument("--add-to-index", help="Sticker picker pack directory (usually 'web/packs/')",
+                    type=str, metavar="path")
+parser.add_argument("path", help="Path to the sticker pack directory", type=str)
+
+
+def cmd():
+    asyncio.run(main(parser.parse_args()))
+
+
+if __name__ == "__main__":
+    cmd()