U0 @slon_api_v2_media_post(SlonHttpSession* session) { // NOTE: We only support images at the moment SLON_SCRATCH_BUFFER_AND_REQUEST_JSON no_warn request_json; if (@slon_api_authorized(session)) { U8* data = session->request->data; // Advance to Content-Disposition for file attachment data = StrFind("filename=", data); if (!data) { session->status(400); return; } if (!StrFind("\r\n\r\n", data)) { session->status(400); return; } // Mark beginning of file data U8* file_ptr = StrFind("\r\n\r\n", data) + 4; // NULL terminate Content-Type StrFind("\r\n\r\n", data)[0] = NULL; U8* mime_type = StrFind("Content-Type: ", data); if (!mime_type) { session->status(400); return; } mime_type += 14; // StrLen("Content-Type: ") if (!String.BeginsWith("image/", mime_type)) { session->status(400); return; } U8* boundary = StrFind("boundary=", session->header("content-type")) + 9; I64 content_length = Str2I64(session->header("content-length")); // Strip begin double-quotes and ending CRLF, double-quotes while (boundary[0] == '"') boundary++; // Rstrip EOL while (boundary[StrLen(boundary) - 1] == '\"' || boundary[StrLen(boundary) - 1] == ' ' || boundary[StrLen(boundary) - 1] == '\r' || boundary[StrLen(boundary) - 1] == '\n') boundary[StrLen(boundary) - 1] = NULL; // Get file size StrPrint(scratch_buffer, "\r\n--%s", boundary); I64 file_size = 0; I64 scratch_buffer_len = StrLen(scratch_buffer); while (file_size < content_length && MemCmp(file_ptr + file_size, scratch_buffer, scratch_buffer_len)) { ++file_size; } // File size is non-zero and within bounds if (!file_size || file_size >= content_length) { session->status(400); return; } I32 width = 0; I32 height = 0; I32 comp = 0; I32 code = @stbi_info_from_memory(file_ptr, file_size, &width, &height, &comp); // Buffer contains a valid image file if (code != 1) { session->status(400); return; } U8* media_id = @slon_api_generate_unique_id(session); U8* media_file_ext = StrFind("/", mime_type) + 1; // Write image file to RAM disk StrPrint(scratch_buffer, "%s/%s.%s", SLON_MEDIA_PATH, media_id, media_file_ext); FileWrite(scratch_buffer, file_ptr, file_size); // Then, upload to Catbox U8* media_url = @slon_api_upload_to_catbox(session, scratch_buffer); if (media_url) { JsonObject* media_object = Json.CreateObject(); media_object->set("id", media_id, JSON_STRING); media_object->set("type", "image", JSON_STRING); media_object->set("url", media_url, JSON_STRING); media_object->set("preview_url", NULL, JSON_NULL); media_object->set("remote_url", NULL, JSON_NULL); media_object->set("meta", Json.CreateObject(), JSON_OBJECT); media_object->o("meta")->set("original", Json.CreateObject(), JSON_OBJECT); media_object->o("meta")->o("original")->set("width", width, JSON_NUMBER); media_object->o("meta")->o("original")->set("height", height, JSON_NUMBER); media_object->set("description", NULL, JSON_NULL); media_object->set("blurhash", NULL, JSON_NULL); db->o("media")->set(media_id, media_object, JSON_OBJECT); session->send(media_object); @slon_free(session, media_url); } else { session->status(400); } // Delete image from RAM disk Del(scratch_buffer); @slon_free(session, media_id); } else { session->status(401); } }