From 6323cb7f767ba77458384cb35d27315df9af0cb4 Mon Sep 17 00:00:00 2001
From: Tomas Bzatek <tbzatek@users.sourceforge.net>
Date: Tue, 30 Dec 2008 00:45:45 +0100
Subject: Retrieve titles and thumbnail from linked album if not defined in
 index Fix mem leak

---
 generators.c                           |  2 +-
 items.c                                | 51 ++++++++++++++++++++++++++++++++--
 items.h                                |  4 +++
 sample/src/index.xml                   |  2 ++
 sample/src/inheritance/img_6802xxx.jpg |  1 +
 sample/src/inheritance/index.xml       | 17 ++++++++++++
 setup.c                                |  1 +
 7 files changed, 75 insertions(+), 3 deletions(-)
 create mode 120000 sample/src/inheritance/img_6802xxx.jpg
 create mode 100644 sample/src/inheritance/index.xml

diff --git a/generators.c b/generators.c
index 28a6770..f2aaa31 100644
--- a/generators.c
+++ b/generators.c
@@ -478,7 +478,7 @@ write_html_album (TGallerySetup *setup,
               }
               if (strstr(s1, "<!-- $(ALBUM_NUM_ITEMS) -->")) {
                 s3 = g_strconcat (items->base_dir, "/", item->path, "/index.xml", NULL);
-                s2 = g_strdup_printf ("%d", get_album_objects_count(s3));
+                s2 = g_strdup_printf ("%d", get_album_objects_count (s3));
                 str_replace (&s1, "<!-- $(ALBUM_NUM_ITEMS) -->", s2, NULL);
                 g_free (s2);
                 g_free (s3);
diff --git a/items.c b/items.c
index cf2d90f..97202f2 100644
--- a/items.c
+++ b/items.c
@@ -39,7 +39,7 @@ parse_album_xml (const char *filename, TAlbum *index)
   char *gallery_type;
   int count;
   int i;
-  char *s;
+  char *s, *s2;
   char *node_name;
   TIndexItem *item;
 
@@ -140,6 +140,26 @@ parse_album_xml (const char *filename, TAlbum *index)
       item->hidden = (xml_file_get_node_present (xml, s));
       g_free (s);
 
+      /*  Retrieve title and description from linked album if not defined here  */
+      if (index->type == GALLERY_TYPE_INDEX &&
+          item->title == NULL && item->title_description == NULL) {
+        s = g_strconcat (index->base_dir, "/", item->path, "/index.xml", NULL);
+        get_album_titles (s, &item->title, &item->title_description, NULL);
+        g_free (s);
+      }
+
+      /*  Retrieve thumbnail from linked album if not defined here  */
+      if (index->type == GALLERY_TYPE_INDEX && item->thumbnail == NULL) {
+        s = g_strconcat (index->base_dir, "/", item->path, "/index.xml", NULL);
+        s2 = NULL;
+        get_album_titles (s, NULL, NULL, &s2);
+        if (s2) {
+          item->thumbnail = g_strconcat (item->path, "/", s2, NULL);
+          g_free (s2);
+        }
+        g_free (s);
+      }
+
       if (item->path || item->preview)
         {
           g_ptr_array_add (index->items, item);
@@ -245,7 +265,7 @@ get_album_objects_count (const char *filename)
 
   xml = xml_parser_load (filename);
   if (xml == NULL)
-	  return 0;
+    return 0;
 
   count = xml_file_node_get_children_count (xml, "/gallery/items/item");
   xml_parser_close (xml);
@@ -255,3 +275,30 @@ get_album_objects_count (const char *filename)
   #endif
   return count;
 }
+
+/*
+ *   get_album_titles: retrieve title, description and first thumbnail from specified album
+ */
+void
+get_album_titles (const char *filename, char **title, char **description, char **thumbnail)
+{
+  TXMLFile *xml;
+
+  xml = xml_parser_load (filename);
+  if (xml == NULL)
+    return;
+
+  if (title)
+    *title = xml_file_get_node_value (xml, "/gallery/general/title/text()");
+  if (description)
+    *description = xml_file_get_node_value (xml, "/gallery/general/description/text()");
+  if (thumbnail) {
+    *thumbnail = xml_file_get_node_attribute (xml, "/gallery/items/item[1]/thumbnail", "src");
+    if (! *thumbnail)
+      *thumbnail = xml_file_get_node_attribute (xml, "/gallery/items/item[1]", "src");
+    if (! *thumbnail)
+      *thumbnail = xml_file_get_node_attribute (xml, "/gallery/items/item[1]", "preview");
+  }
+
+  xml_parser_close (xml);
+}
diff --git a/items.h b/items.h
index 3c3286f..528d71e 100644
--- a/items.h
+++ b/items.h
@@ -81,5 +81,9 @@ void free_album_data (TAlbum *index);
  */
 int get_album_objects_count (const char *filename);
 
+/*
+ *   get_album_titles: retrieve title, description and first thumbnail from specified album
+ */
+void get_album_titles (const char *filename, char **title, char **description, char **thumbnail);
 
 #endif /* __ITEMS_H__ */
diff --git a/sample/src/index.xml b/sample/src/index.xml
index eecca3f..79a90c1 100644
--- a/sample/src/index.xml
+++ b/sample/src/index.xml
@@ -38,5 +38,7 @@
       <title_description>hidden</title_description>
     </item>
 
+    <item path="inheritance"></item>
+
   </items>
 </gallery>
diff --git a/sample/src/inheritance/img_6802xxx.jpg b/sample/src/inheritance/img_6802xxx.jpg
new file mode 120000
index 0000000..9f4b2f7
--- /dev/null
+++ b/sample/src/inheritance/img_6802xxx.jpg
@@ -0,0 +1 @@
+../CIAF_1/img_6802.jpg
\ No newline at end of file
diff --git a/sample/src/inheritance/index.xml b/sample/src/inheritance/index.xml
new file mode 100644
index 0000000..8e838e1
--- /dev/null
+++ b/sample/src/inheritance/index.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<gallery type="album">
+  <general>
+    <ID>non-inherited ID</ID>
+    <title>Inherited title</title>
+    <description>  <![CDATA[
+        Inherited description.
+        <br/>
+        Line 2
+      ]]>
+    </description>
+  </general>
+  
+  <items>
+    <item src="img_6802xxx.jpg"></item>
+  </items>
+</gallery>
diff --git a/setup.c b/setup.c
index 8df399c..5ad4bb3 100644
--- a/setup.c
+++ b/setup.c
@@ -115,6 +115,7 @@ parse_setup_xml (const char *filename, TGallerySetup *setup)
   setup->meta_keywords = xml_file_get_node_value (xml, "/gallery_setup/meta/keywords/text()");
   s = xml_file_get_node_attribute (xml, "/gallery_setup/images/preload", "value");
   setup->preload = s ? strcasecmp (s, "yes") == 0 : TRUE;  /*  default to TRUE  */
+  if (s)  g_free (s);
 
   xml_parser_close (xml);
 
-- 
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