Adding more flexible support for plugins

src/bind.inc.php

@@ -162,6 +162,17 @@ function add_twig_support(\Twig\Environment $twig)
       return $code;
     }
   ));
+  $twig->addFunction(new \Twig\TwigFunction('plugins_register_decls', 
+    function() use ($twig)
+    { 
+      $globals = $twig->getGlobals();
+      $plugins = $globals['plugins'];
+      $code = '';
+      foreach($plugins as $p)
+        $code .= $p->codegenRegisterDecls($twig); 
+      return $code;
+    }
+  ));
   $twig->addFunction(new \Twig\TwigFunction('plugins_codegen_register', 
     function() use ($twig)
     { 
@@ -305,22 +316,7 @@ function add_twig_support(\Twig\Environment $twig)
   $twig->addFunction(new \Twig\TwigFunction('slice_units', 
   function(array $units, $max) 
   { 
-    $pages = paginate(sizeof($units), $max);
-   
-    $sliced = array();
-
-    $units_keys = array_keys($units);
-
-    foreach($pages as $idx => $page)
-    {
-      $slice = array();
-      for($i = $page[0];$i<$page[1];++$i)
-      {
-        $slice[] = $units[$units_keys[$i]];
-      }
-      $sliced[$idx] = $slice;  
-    }
-    return $sliced;
+    return slice_units($units, $max);
   }
   ));
   $twig->addFunction(new \Twig\TwigFunction('get_modules', 
@@ -382,6 +378,27 @@ function paginate($total, $step)
   return $pages;
 }
 
+//slices array like this: [[idx0,[..]], [idx1,[..]], ...]
+function slice_units(array $units, $max)
+{
+  $pages = paginate(sizeof($units), $max);
+  
+  $sliced = array();
+
+  $units_keys = array_keys($units);
+
+  foreach($pages as $idx => $page)
+  {
+    $slice = array();
+    for($i = $page[0];$i<$page[1];++$i)
+    {
+      $slice[] = $units[$units_keys[$i]];
+    }
+    $sliced[$idx] = $slice;  
+  }
+  return $sliced;
+}
+
 function ns_last($name)
 {
   $items = explode('.', $name);

src/plugin.inc.php

@@ -6,5 +6,6 @@ interface BindPlugin
 {
   function init(\mtgMetaInfo $meta, \Twig\Environment $twig);
   function codegenDecls(\Twig\Environment $twig);
+  function codegenRegisterDecls(\Twig\Environment $twig);
   function codegenRegister(\Twig\Environment $twig);
 }

tpl/codegen_autobind.twig

@@ -38,6 +38,8 @@ static public class {{register_class}} {
   static public Module Module{{mv}}; 
 {%- endfor ~%}
 
+{{ plugins_register_decls() }}
+
 public static void Register(Types types)
 {
   RegisterBegin(types);