feat: videoplayer toegevoegd

2026-03-12 10:37:06 +01:00
parent 5123067100
commit 8c2fbfef74
14 changed files with 593 additions and 3 deletions
@@ -25,6 +25,10 @@ SPECIAL_TEXT_FILENAMES = {
    "dockerfile": "text/plain",
    "containerfile": "text/plain",
 }
+VIDEO_CONTENT_TYPES = {
+    ".mp4": "video/mp4",
+    ".mkv": "video/x-matroska",
+}


 class FileOpsService:
@@ -302,6 +306,53 @@ class FileOpsService:
            modified=saved["modified"],
        )

+    def prepare_video_stream(self, path: str, range_header: str | None = None) -> dict:
+        resolved_target = self._path_guard.resolve_existing_path(path)
+
+        if resolved_target.absolute.is_dir():
+            raise AppError(
+                code="type_conflict",
+                message="Source must be a file",
+                status_code=409,
+                details={"path": resolved_target.relative},
+            )
+        if not resolved_target.absolute.is_file():
+            raise AppError(
+                code="type_conflict",
+                message="Unsupported path type for video",
+                status_code=409,
+                details={"path": resolved_target.relative},
+            )
+
+        content_type = self._video_content_type_for(resolved_target.absolute)
+        if content_type is None:
+            raise AppError(
+                code="unsupported_type",
+                message="File type is not supported for video playback",
+                status_code=409,
+                details={"path": resolved_target.relative},
+            )
+
+        file_size = int(resolved_target.absolute.stat().st_size)
+        start = 0
+        end = max(file_size - 1, 0)
+        status_code = 200
+        headers = {"Accept-Ranges": "bytes"}
+
+        if range_header:
+            start, end = self._parse_range_header(range_header, file_size)
+            status_code = 206
+            headers["Content-Range"] = f"bytes {start}-{end}/{file_size}"
+
+        headers["Content-Length"] = str(max((end - start) + 1, 0))
+
+        return {
+            "status_code": status_code,
+            "headers": headers,
+            "content_type": content_type,
+            "content": self._filesystem.stream_file_range(resolved_target.absolute, start, end),
+        }
+
    @staticmethod
    def _join_relative(base: str, name: str) -> str:
        return f"{base}/{name}" if base else name
@@ -313,6 +364,10 @@ class FileOpsService:
            return special_name
        return TEXT_CONTENT_TYPES.get(path.suffix.lower())

+    @staticmethod
+    def _video_content_type_for(path: Path) -> str | None:
+        return VIDEO_CONTENT_TYPES.get(path.suffix.lower())
+
    def _record_history(
        self,
        *,
@@ -363,3 +418,43 @@ class FileOpsService:
        from datetime import datetime, timezone

        return datetime.now(timezone.utc).replace(microsecond=0).isoformat().replace("+00:00", "Z")
+    @staticmethod
+    def _parse_range_header(range_header: str, file_size: int) -> tuple[int, int]:
+        def invalid_range() -> AppError:
+            return AppError(
+                code="invalid_request",
+                message="Invalid Range header",
+                status_code=400,
+            )
+
+        if not range_header.startswith("bytes="):
+            raise invalid_range()
+        value = range_header[len("bytes="):].strip()
+        if "," in value or "-" not in value:
+            raise invalid_range()
+        start_text, end_text = value.split("-", 1)
+        if start_text == "" and end_text == "":
+            raise invalid_range()
+
+        try:
+            if start_text == "":
+                suffix_length = int(end_text)
+                if suffix_length <= 0:
+                    raise invalid_range()
+                if suffix_length >= file_size:
+                    return 0, max(file_size - 1, 0)
+                return file_size - suffix_length, file_size - 1
+
+            start = int(start_text)
+            if start < 0 or start >= file_size:
+                raise invalid_range()
+
+            if end_text == "":
+                return start, file_size - 1
+
+            end = int(end_text)
+            if end < start:
+                raise invalid_range()
+            return start, min(end, file_size - 1)
+        except ValueError as exc:
+            raise invalid_range() from exc