X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Ffiles.c;h=b3aa171bcde56917c7d3080478ab3b0c23d87702;hb=fdb8c9a6ae3d2ed960506a57ddca1bafc55a67ea;hp=92bc92d53ecde4a2f053c9f1743d3fa1269fa158;hpb=7edd2090733b5f65f7c68ec5737f836f4b513b11;p=rocksndiamonds.git

diff --git a/src/files.c b/src/files.c
index 92bc92d5..b3aa171b 100644
--- a/src/files.c
+++ b/src/files.c
@@ -8424,21 +8424,33 @@ void DumpTape(struct TapeInfo *tape)
 // score file functions
 // ============================================================================
 
-static void setScoreInfoToDefaults(void)
+static void setScoreInfoToDefaultsExt(struct ScoreInfo *scores)
 {
   int i;
 
   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
   {
-    strcpy(scores.entry[i].tape_basename, UNDEFINED_FILENAME);
-    strcpy(scores.entry[i].name, EMPTY_PLAYER_NAME);
-    scores.entry[i].score = 0;
-    scores.entry[i].time = 0;
+    strcpy(scores->entry[i].tape_basename, UNDEFINED_FILENAME);
+    strcpy(scores->entry[i].name, EMPTY_PLAYER_NAME);
+    scores->entry[i].score = 0;
+    scores->entry[i].time = 0;
   }
 
-  scores.num_entries = 0;
-  scores.last_added = -1;
+  scores->num_entries = 0;
+  scores->last_added = -1;
+  scores->last_added_local = -1;
+
+  scores->updated = FALSE;
+}
+
+static void setScoreInfoToDefaults(void)
+{
+  setScoreInfoToDefaultsExt(&scores);
+}
 
+static void setServerScoreInfoToDefaults(void)
+{
+  setScoreInfoToDefaultsExt(&server_scores);
 }
 
 static void LoadScore_OLD(int nr)
@@ -8895,6 +8907,369 @@ void SaveScore(int nr)
   SaveScoreToFilename(filename);
 }
 
+static void ExecuteAsThread(SDL_ThreadFunction function, char *name, int data,
+			    char *error)
+{
+  static int data_static;
+
+  data_static = data;
+
+  SDL_Thread *thread = SDL_CreateThread(function, name, &data_static);
+
+  if (thread != NULL)
+    SDL_DetachThread(thread);
+  else
+    Error("Cannot create thread to %s!", error);
+
+  // nasty kludge to lower probability of intermingled thread error messages
+  Delay(1);
+}
+
+static void DownloadServerScoreToCacheExt(struct HttpRequest *request,
+					  struct HttpResponse *response,
+					  int nr)
+{
+  request->hostname = API_SERVER_HOSTNAME;
+  request->port     = API_SERVER_PORT;
+  request->method   = API_SERVER_METHOD;
+  request->uri      = API_SERVER_URI_GET;
+
+  snprintf(request->body, MAX_HTTP_BODY_SIZE,
+	   "{\n"
+	   "  \"levelset_identifier\":  \"%s\",\n"
+	   "  \"level_nr\":             \"%d\",\n"
+	   "  \"rate_time_over_score\": \"%d\"\n"
+	   "}\n",
+	   levelset.identifier, nr, level.rate_time_over_score);
+
+  if (!DoHttpRequest(request, response))
+  {
+    Error("HTTP request failed: %s", GetHttpError());
+
+    return;
+  }
+
+  if (!HTTP_SUCCESS(response->status_code))
+  {
+    Error("server failed to handle request: %d %s",
+	  response->status_code,
+	  response->status_text);
+
+    return;
+  }
+
+  if (response->body_size == 0)
+  {
+    // no scores available for this level
+
+    return;
+  }
+
+  ConvertHttpResponseBodyToClientEncoding(response);
+
+  char *filename = getScoreCacheFilename(nr);
+  FILE *file;
+  int i;
+
+  // used instead of "leveldir_current->subdir" (for network games)
+  InitScoreCacheDirectory(levelset.identifier);
+
+  if (!(file = fopen(filename, MODE_WRITE)))
+  {
+    Warn("cannot save score cache file '%s'", filename);
+
+    return;
+  }
+
+  for (i = 0; i < response->body_size; i++)
+    fputc(response->body[i], file);
+
+  fclose(file);
+
+  SetFilePermissions(filename, PERMS_PRIVATE);
+
+  server_scores.updated = TRUE;
+}
+
+static void DownloadServerScoreToCache(int nr)
+{
+  struct HttpRequest *request = checked_calloc(sizeof(struct HttpRequest));
+  struct HttpResponse *response = checked_calloc(sizeof(struct HttpResponse));
+
+  DownloadServerScoreToCacheExt(request, response, nr);
+
+  checked_free(request);
+  checked_free(response);
+}
+
+static int DownloadServerScoreToCacheThread(void *data)
+{
+  DownloadServerScoreToCache(*(int *)data);
+
+  return 0;
+}
+
+static void DownloadServerScoreToCacheAsThread(int nr)
+{
+  ExecuteAsThread(DownloadServerScoreToCacheThread,
+		  "DownloadServerScoreToCache", nr,
+		  "download scores from server");
+}
+
+static void LoadServerScoreFromCache(int nr)
+{
+  struct ScoreEntry score_entry;
+  struct
+  {
+    void *value;
+    boolean is_string;
+    int string_size;
+  }
+  score_mapping[] =
+  {
+    { &score_entry.score,		FALSE,	0			},
+    { &score_entry.time,		FALSE,	0			},
+    { score_entry.name,			TRUE,	MAX_PLAYER_NAME_LEN	},
+    { score_entry.tape_basename,	TRUE,	MAX_FILENAME_LEN	},
+
+    { NULL,				FALSE,	0			}
+  };
+  char *filename = getScoreCacheFilename(nr);
+  SetupFileHash *score_hash = loadSetupFileHash(filename);
+  int i, j;
+
+  server_scores.num_entries = 0;
+
+  if (score_hash == NULL)
+    return;
+
+  for (i = 0; i < MAX_SCORE_ENTRIES; i++)
+  {
+    score_entry = server_scores.entry[i];
+
+    for (j = 0; score_mapping[j].value != NULL; j++)
+    {
+      char token[10];
+
+      sprintf(token, "%02d.%d", i, j);
+
+      char *value = getHashEntry(score_hash, token);
+
+      if (value == NULL)
+	continue;
+
+      if (score_mapping[j].is_string)
+      {
+	char *score_value = (char *)score_mapping[j].value;
+	int value_size = score_mapping[j].string_size;
+
+	strncpy(score_value, value, value_size);
+	score_value[value_size] = '\0';
+      }
+      else
+      {
+	int *score_value = (int *)score_mapping[j].value;
+
+	*score_value = atoi(value);
+      }
+
+      server_scores.num_entries = i + 1;
+    }
+
+    server_scores.entry[i] = score_entry;
+  }
+
+  freeSetupFileHash(score_hash);
+}
+
+void LoadServerScore(int nr, boolean download_score)
+{
+  // always start with reliable default values
+  setServerScoreInfoToDefaults();
+
+  // 1st step: load server scores from cache file (which may not exist)
+  // (this should prevent reading it while the thread is writing to it)
+  LoadServerScoreFromCache(nr);
+
+  if (download_score)
+  {
+    // 2nd step: download server scores from score server to cache file
+    // (as thread, as it might time out if the server is not reachable)
+    DownloadServerScoreToCacheAsThread(nr);
+  }
+
+  // merge local scores with scores from server
+  MergeServerScore();
+}
+
+static char *get_file_base64(char *filename)
+{
+  struct stat file_status;
+
+  if (stat(filename, &file_status) != 0)
+  {
+    Error("cannot stat file '%s'\n", filename);
+
+    return NULL;
+  }
+
+  int buffer_size = file_status.st_size;
+  byte *buffer = checked_malloc(buffer_size);
+  FILE *file;
+  int i;
+
+  if (!(file = fopen(filename, MODE_READ)))
+  {
+    Error("cannot open file '%s'\n", filename);
+
+    checked_free(buffer);
+
+    return NULL;
+  }
+
+  for (i = 0; i < buffer_size; i++)
+  {
+    int c = fgetc(file);
+
+    if (c == EOF)
+    {
+      Error("cannot read from input file '%s'\n", filename);
+
+      fclose(file);
+      checked_free(buffer);
+
+      return NULL;
+    }
+
+    buffer[i] = (byte)c;
+  }
+
+  fclose(file);
+
+  int buffer_encoded_size = base64_encoded_size(buffer_size);
+  char *buffer_encoded = checked_malloc(buffer_encoded_size);
+
+  base64_encode(buffer_encoded, buffer, buffer_size);
+
+  checked_free(buffer);
+
+  return buffer_encoded;
+}
+
+static void UploadScoreToServerExt(struct HttpRequest *request,
+				   struct HttpResponse *response,
+				   int nr)
+{
+  struct ScoreEntry *score_entry = &scores.entry[scores.last_added];
+
+  request->hostname = API_SERVER_HOSTNAME;
+  request->port     = API_SERVER_PORT;
+  request->method   = API_SERVER_METHOD;
+  request->uri      = API_SERVER_URI_ADD;
+
+  char *tape_filename = getScoreTapeFilename(score_entry->tape_basename, nr);
+  char *tape_base64 = get_file_base64(tape_filename);
+
+  if (tape_base64 == NULL)
+  {
+    Error("loading and base64 encoding score tape file failed");
+
+    return;
+  }
+
+  snprintf(request->body, MAX_HTTP_BODY_SIZE,
+	   "{\n"
+	   "  \"game_version\":         \"%s\",\n"
+	   "  \"levelset_identifier\":  \"%s\",\n"
+	   "  \"levelset_name\":        \"%s\",\n"
+	   "  \"levelset_author\":      \"%s\",\n"
+	   "  \"levelset_num_levels\":  \"%d\",\n"
+	   "  \"levelset_first_level\": \"%d\",\n"
+	   "  \"level_nr\":             \"%d\",\n"
+	   "  \"player_name\":          \"%s\",\n"
+	   "  \"score\":                \"%d\",\n"
+	   "  \"time\":                 \"%d\",\n"
+	   "  \"tape_basename\":        \"%s\",\n"
+	   "  \"tape\":                 \"%s\"\n"
+	   "}\n",
+	   getProgramRealVersionString(),
+	   leveldir_current->identifier,
+	   leveldir_current->name,
+	   leveldir_current->author,
+	   leveldir_current->levels,
+	   leveldir_current->first_level,
+	   level_nr,
+	   score_entry->name,
+	   score_entry->score,
+	   score_entry->time,
+	   score_entry->tape_basename,
+	   tape_base64);
+
+  checked_free(tape_base64);
+
+  ConvertHttpRequestBodyToServerEncoding(request);
+
+  if (!DoHttpRequest(request, response))
+  {
+    Error("HTTP request failed: %s", GetHttpError());
+
+    return;
+  }
+
+  if (!HTTP_SUCCESS(response->status_code))
+  {
+    Error("server failed to handle request: %d %s",
+	  response->status_code,
+	  response->status_text);
+
+    return;
+  }
+}
+
+static void UploadScoreToServer(int nr)
+{
+  struct HttpRequest *request = checked_calloc(sizeof(struct HttpRequest));
+  struct HttpResponse *response = checked_calloc(sizeof(struct HttpResponse));
+
+  UploadScoreToServerExt(request, response, nr);
+
+  checked_free(request);
+  checked_free(response);
+}
+
+static int UploadScoreToServerThread(void *data)
+{
+  UploadScoreToServer(*(int *)data);
+
+  return 0;
+}
+
+static void UploadScoreToServerAsThread(int nr)
+{
+  ExecuteAsThread(UploadScoreToServerThread,
+		  "UploadScoreToServer", nr,
+		  "upload score to server");
+}
+
+void SaveServerScore(int nr)
+{
+  UploadScoreToServerAsThread(nr);
+}
+
+void LoadLocalAndServerScore(int nr, boolean download_score)
+{
+  int last_added_local = scores.last_added_local;
+
+  LoadScore(nr);
+
+  // restore last added local score entry (before merging server scores)
+  scores.last_added = scores.last_added_local = last_added_local;
+
+  LoadServerScore(nr, download_score);
+
+  MergeServerScore();
+}
+
 
 // ============================================================================
 // setup file functions