improve template : split theme from template itself

	rest of the job : template (yoga), themes (clear dark), and php to handle them


git-svn-id: http://piwigo.org/svn/trunk@960 68402e56-0260-453c-a942-63ccdbb3a9ee

4 files changed, 40 insertions, 6 deletions

diff --git a/include/common.inc.php b/include/common.inc.php
index a86bbc9ac..3b6900000 100644
--- a/include/common.inc.php
+++ b/include/common.inc.php
@@ -220,6 +220,12 @@ if ($user['is_the_guest'])
   $user['username'] = $lang['guest'];
 }
 
+// include template/theme configuration
+list($user['template'], $user['theme']) = explode('/', $user['template']);
+// TODO : replace initial $user['template'] by $user['layout']
+
+include(PHPWG_ROOT_PATH.'template/'.$user['template'].'/theme/'.$user['theme'].'/themeconf.inc.php');
+
 // template instance
 $template = new Template(PHPWG_ROOT_PATH.'template/'.$user['template']);
 ?>
diff --git a/include/functions.inc.php b/include/functions.inc.php
index 261260b16..556c62582 100644
--- a/include/functions.inc.php
+++ b/include/functions.inc.php
@@ -533,11 +533,25 @@ function get_query_string_diff($rejects = array())
 }
 
 /**
- * returns available templates
+ * returns available templates/themes
  */
 function get_templates()
 {
-  return get_dirs(PHPWG_ROOT_PATH.'template');
+  return get_dirs(PHPWG_ROOT_PATH.'theme');
+}
+function get_themes()
+{
+  $themes = array();
+
+  foreach (get_dirs(PHPWG_ROOT_PATH.'template') as $template)
+  {
+    foreach (get_dirs(PHPWG_ROOT_PATH.'template/'.$template.'/theme') as $theme)
+    {
+      array_push($themes, $template.'/'.$theme);
+    }
+  }
+
+  return $themes;
 }
 
 /**
@@ -565,8 +579,7 @@ function get_thumbnail_src($path, $tn_ext = '')
   }
   else
   {
-    $src = PHPWG_ROOT_PATH;
-    $src.= 'template/'.$user['template'].'/mimetypes/';
+    $src = get_themeconf('mime_icon_dir');
     $src.= strtolower(get_extension($path)).'.png';
   }
   
@@ -726,4 +739,18 @@ function l10n($key)
   
   return isset($lang[$key]) ? $lang[$key] : $key;
 }
+
+/**
+ * returns the corresponding value from $themeconf if existing. Else, the key is
+ * returned
+ *
+ * @param string key
+ * @return string
+ */
+function get_themeconf($key)
+{
+  global $themeconf;
+
+  return $themeconf[$key];
+}
 ?>
diff --git a/include/functions_html.inc.php b/include/functions_html.inc.php
index c08ca525e..a9dc14294 100644
--- a/include/functions_html.inc.php
+++ b/include/functions_html.inc.php
@@ -43,8 +43,7 @@ function get_icon( $date )
   $title = $lang['recent_image'].' ';
   if ( $diff < $user['recent_period'] * $day_in_seconds )
   {
-    $icon_url = './template/'.$user['template'].'/theme/';
-    $icon_url.= 'recent.png';
+    $icon_url = get_themeconf('icon_dir').'/recent.png';
     $title .= $user['recent_period'];
     $title .=  '&nbsp;'.$lang['days'];
     $size = getimagesize( $icon_url );
diff --git a/include/template.php b/include/template.php
index f82937d99..674e08659 100644
--- a/include/template.php
+++ b/include/template.php
@@ -330,6 +330,8 @@ class Template {
     {
       // PWG specific : communication between template and $lang
       $code = preg_replace('/\{lang:([^}]+)\}/e', "l10n('$1')", $code);
+      // PWG specific : expand themeconf.inc.php variables
+      $code = preg_replace('/\{themeconf:([^}]+)\}/e', "get_themeconf('$1')", $code);
             
       // replace \ with \\ and then ' with \'.
       $code = str_replace('\\', '\\\\', $code);