From 1c820b0c374f7b56f01d2c2353cc32f4970640d9 Mon Sep 17 00:00:00 2001
From: Holger Schemel <info@artsoft.org>
Date: Tue, 27 Jan 2015 00:57:45 +0100
Subject: [PATCH] added looking for editor element descriptions in level set
 directory

---
 ChangeLog    |  4 ++++
 src/editor.c | 36 ++++++++++++++++++++++++++++--------
 2 files changed, 32 insertions(+), 8 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index fd54470d..adc9c2bc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2015-01-27
+	* added looking for editor element descriptions in level set directory
+	  (for example, in file "<my-level-folder>/docs/elements/custom_1.txt")
+
 2015-01-25
 	* moved "element properties" button in editor from toolbox to palette
 	* added "zoom level tile size" button in editor to toolbox (currently
diff --git a/src/editor.c b/src/editor.c
index 5b1b7560..a9d575a5 100644
--- a/src/editor.c
+++ b/src/editor.c
@@ -4787,27 +4787,47 @@ static char *getElementInfoText(int element)
   return info_text;
 }
 
-char *getElementDescriptionFilename(int element)
+static char *getElementDescriptionFilenameExt(char *basename)
 {
-  char *docs_dir = options.docs_directory;
   char *elements_subdir = "elements";
+  static char *elements_subdir2 = NULL;
   static char *filename = NULL;
-  char basename[MAX_FILENAME_LEN];
+
+  if (elements_subdir2 == NULL)
+    elements_subdir2 = getPath2(DOCS_DIRECTORY, elements_subdir);
 
   checked_free(filename);
 
-  /* 1st try: look for element description file for exactly this element */
-  sprintf(basename, "%s.txt", element_info[element].token_name);
-  filename = getPath3(docs_dir, elements_subdir, basename);
+  /* 1st try: look for element description in current level set directory */
+  filename = getPath3(getCurrentLevelDir(), elements_subdir2, basename);
   if (fileExists(filename))
     return filename;
 
   free(filename);
 
+  /* 2nd try: look for element description in the game's base directory */
+  filename = getPath3(options.docs_directory, elements_subdir, basename);
+  if (fileExists(filename))
+    return filename;
+
+  return NULL;
+}
+
+char *getElementDescriptionFilename(int element)
+{
+  char basename[MAX_FILENAME_LEN];
+  char *filename;
+
+  /* 1st try: look for element description file for exactly this element */
+  sprintf(basename, "%s.txt", element_info[element].token_name);
+  filename = getElementDescriptionFilenameExt(basename);
+  if (filename != NULL)
+    return filename;
+
   /* 2nd try: look for element description file for this element's class */
   sprintf(basename, "%s.txt", element_info[element].class_name);
-  filename = getPath3(docs_dir, elements_subdir, basename);
-  if (fileExists(filename))
+  filename = getElementDescriptionFilenameExt(basename);
+  if (filename != NULL)
     return filename;
 
   return NULL;
-- 
2.34.1