From 734eaa90125329a1ce5865b443ce9a31264f9218 Mon Sep 17 00:00:00 2001
From: Holger Schemel <info@artsoft.org>
Date: Tue, 11 May 2021 19:43:49 +0200
Subject: [PATCH] added dumping levels and tapes by level set and number

---
 src/files.c | 48 +++++++++++++++++++++++++++++++++++++++++++++++
 src/files.h |  2 ++
 src/init.c  | 54 +++++++++++++++++++++++++++++++++++++++++++++--------
 src/main.h  |  6 ++++++
 4 files changed, 102 insertions(+), 8 deletions(-)

diff --git a/src/files.c b/src/files.c
index d67bb48e..8f04a366 100644
--- a/src/files.c
+++ b/src/files.c
@@ -7661,6 +7661,28 @@ void DumpLevel(struct LevelInfo *level)
   PrintLine("-", 79);
 }
 
+void DumpLevels(void)
+{
+  static LevelDirTree *dumplevel_leveldir = NULL;
+
+  dumplevel_leveldir = getTreeInfoFromIdentifier(leveldir_first,
+						 global.dumplevel_leveldir);
+
+  if (dumplevel_leveldir == NULL)
+    Fail("no such level identifier: '%s'", global.dumplevel_leveldir);
+
+  if (global.dumplevel_level_nr < dumplevel_leveldir->first_level ||
+      global.dumplevel_level_nr > dumplevel_leveldir->last_level)
+    Fail("no such level number: %d", global.dumplevel_level_nr);
+
+  leveldir_current = dumplevel_leveldir;
+
+  LoadLevel(global.dumplevel_level_nr);
+  DumpLevel(&level);
+
+  CloseAllAndExit(0);
+}
+
 
 // ============================================================================
 // tape file functions
@@ -8420,6 +8442,32 @@ void DumpTape(struct TapeInfo *tape)
   PrintLine("-", 79);
 }
 
+void DumpTapes(void)
+{
+  static LevelDirTree *dumptape_leveldir = NULL;
+
+  dumptape_leveldir = getTreeInfoFromIdentifier(leveldir_first,
+						global.dumptape_leveldir);
+
+  if (dumptape_leveldir == NULL)
+    Fail("no such level identifier: '%s'", global.dumptape_leveldir);
+
+  if (global.dumptape_level_nr < dumptape_leveldir->first_level ||
+      global.dumptape_level_nr > dumptape_leveldir->last_level)
+    Fail("no such level number: %d", global.dumptape_level_nr);
+
+  leveldir_current = dumptape_leveldir;
+
+  if (options.mytapes)
+    LoadTape(global.dumptape_level_nr);
+  else
+    LoadSolutionTape(global.dumptape_level_nr);
+
+  DumpTape(&tape);
+
+  CloseAllAndExit(0);
+}
+
 
 // ============================================================================
 // score file functions
diff --git a/src/files.h b/src/files.h
index 157fcd44..194e1c22 100644
--- a/src/files.h
+++ b/src/files.h
@@ -44,6 +44,7 @@ void SaveLevel(int);
 void SaveLevelTemplate(void);
 void SaveNativeLevel(struct LevelInfo *);
 void DumpLevel(struct LevelInfo *);
+void DumpLevels(void);
 boolean SaveLevelChecked(int);
 
 void CopyNativeLevel_RND_to_Native(struct LevelInfo *);
@@ -56,6 +57,7 @@ void SaveTapeToFilename(char *);
 void SaveTape(int);
 void SaveScoreTape(int);
 void DumpTape(struct TapeInfo *);
+void DumpTapes(void);
 boolean SaveTapeChecked(int);
 boolean SaveTapeChecked_LevelSolved(int);
 
diff --git a/src/init.c b/src/init.c
index 210594fc..fbd103da 100644
--- a/src/init.c
+++ b/src/init.c
@@ -4903,6 +4903,8 @@ static void InitGlobal(void)
   global.autoplay_leveldir = NULL;
   global.patchtapes_leveldir = NULL;
   global.convert_leveldir = NULL;
+  global.dumplevel_leveldir = NULL;
+  global.dumptape_leveldir = NULL;
   global.create_images_dir = NULL;
 
   global.frames_per_second = 0;
@@ -5015,25 +5017,51 @@ static void Execute_Command(char *command)
   {
     char *filename = &command[11];
 
-    if (!fileExists(filename))
+    if (fileExists(filename))
+    {
+      LoadLevelFromFilename(&level, filename);
+      DumpLevel(&level);
+
+      exit(0);
+    }
+
+    char *leveldir = getStringCopy(filename);	// read command parameters
+    char *level_nr = strchr(leveldir, ' ');
+
+    if (level_nr == NULL)
       Fail("cannot open file '%s'", filename);
 
-    LoadLevelFromFilename(&level, filename);
-    DumpLevel(&level);
+    *level_nr++ = '\0';
 
-    exit(0);
+    global.dumplevel_leveldir = leveldir;
+    global.dumplevel_level_nr = atoi(level_nr);
+
+    program.headless = TRUE;
   }
   else if (strPrefix(command, "dump tape "))
   {
     char *filename = &command[10];
 
-    if (!fileExists(filename))
+    if (fileExists(filename))
+    {
+      LoadTapeFromFilename(filename);
+      DumpTape(&tape);
+
+      exit(0);
+    }
+
+    char *leveldir = getStringCopy(filename);	// read command parameters
+    char *level_nr = strchr(leveldir, ' ');
+
+    if (level_nr == NULL)
       Fail("cannot open file '%s'", filename);
 
-    LoadTapeFromFilename(filename);
-    DumpTape(&tape);
+    *level_nr++ = '\0';
 
-    exit(0);
+    global.dumptape_leveldir = leveldir;
+    global.dumptape_level_nr = atoi(level_nr);
+
+    program.headless = TRUE;
   }
   else if (strPrefix(command, "autoplay ") ||
 	   strPrefix(command, "autoffwd ") ||
@@ -6258,6 +6286,16 @@ void OpenAll(void)
     ConvertLevels();
     return;
   }
+  else if (global.dumplevel_leveldir)
+  {
+    DumpLevels();
+    return;
+  }
+  else if (global.dumptape_leveldir)
+  {
+    DumpTapes();
+    return;
+  }
   else if (global.create_images_dir)
   {
     CreateLevelSketchImages();
diff --git a/src/main.h b/src/main.h
index 1b9e7cb6..e9844b22 100644
--- a/src/main.h
+++ b/src/main.h
@@ -3272,6 +3272,12 @@ struct GlobalInfo
   char *convert_leveldir;
   int convert_level_nr;
 
+  char *dumplevel_leveldir;
+  int dumplevel_level_nr;
+
+  char *dumptape_leveldir;
+  int dumptape_level_nr;
+
   char *create_images_dir;
 
   int num_toons;
-- 
2.34.1