Fix #247

sandbox/fenom.php

@@ -5,9 +5,11 @@ require_once __DIR__.'/../tests/tools.php';
 
 \Fenom::registerAutoload();
 
-$fenom = Fenom::factory(__DIR__.'/templates', __DIR__.'/../tests/resources/compile');
-$fenom->setOptions(Fenom::AUTO_RELOAD);
-var_dump($fenom->compileCode('{do $object->method()}')->getTemplateCode());
+$fenom = Fenom::factory(__DIR__.'/templates', __DIR__.'/compiled');
+$fenom->setOptions(Fenom::AUTO_RELOAD | Fenom::FORCE_VERIFY);
+//var_dump($fenom->compile("nested.tpl", [])->getTemplateCode());
+//exit;
+var_dump($fenom->fetch('bug247/home.tpl', []));
 //var_dump($fenom->compile("bug158/main.tpl", [])->getTemplateCode());
 //var_dump($fenom->display("bug158/main.tpl", []));
 // $fenom->getTemplate("problem.tpl");

src/Fenom/Template.php

@@ -10,11 +10,11 @@
 namespace Fenom;
 
 use Fenom;
-use Fenom\Error\UnexpectedTokenException;
 use Fenom\Error\CompileException;
 use Fenom\Error\InvalidUsageException;
 use Fenom\Error\SecurityException;
 use Fenom\Error\TokenizeException;
+use Fenom\Error\UnexpectedTokenException;
 
 /**
  * Template compiler
@@ -27,6 +27,12 @@ class Template extends Render
     const VAR_NAME = '$var';
     const TPL_NAME = '$tpl';
 
+    const COMPILE_STAGE_LOADED        = 1;
+    const COMPILE_STAGE_PRE_FILTERED  = 2;
+    const COMPILE_STAGE_PARSED        = 3;
+    const COMPILE_STAGE_PROCESSED     = 4;
+    const COMPILE_STAGE_POST_FILTERED = 5;
+
     /**
      * Disable array parser.
      */
@@ -80,6 +86,7 @@ class Template extends Render
      * @var string
      */
     private $_body;
+    private $_compile_stage = 0;
 
     /**
      * Call stack
@@ -166,6 +173,7 @@ class Template extends Render
         }
         $this->_provider = $this->_fenom->getProvider($provider);
         $this->_src      = $this->_provider->getSource($this->_base_name, $this->_time);
+        $this->_compile_stage = self::COMPILE_STAGE_LOADED;
         if ($compile) {
             $this->compile();
         }
@@ -200,6 +208,8 @@ class Template extends Render
         foreach ($this->_fenom->getPreFilters() as $filter) {
             $this->_src = call_user_func($filter, $this, $this->_src);
         }
+        $this->_compile_stage = self::COMPILE_STAGE_PRE_FILTERED;
+
         while (($start = strpos($this->_src, '{', $pos)) !== false) { // search open-symbol of tags
             switch (substr($this->_src, $start + 1, 1)) { // check next character
                 case "\n":
@@ -265,6 +275,7 @@ class Template extends Render
             }
             $pos = $end + 1; // move search-pointer to end of the tag
         }
+        $this->_compile_stage = self::COMPILE_STAGE_PARSED;
 
         gc_collect_cycles();
         $this->_appendText(substr($this->_src, $end ? $end + 1 : 0)); // append tail of the template
@@ -283,10 +294,16 @@ class Template extends Render
                 call_user_func_array($cb, array($this, &$this->_body));
             }
         }
+        $this->_compile_stage = self::COMPILE_STAGE_PROCESSED;
         $this->addDepend($this); // for 'verify' performance
         foreach ($this->_fenom->getPostFilters() as $filter) {
             $this->_body = call_user_func($filter, $this, $this->_body);
         }
+        $this->_compile_stage = self::COMPILE_STAGE_POST_FILTERED;
+    }
+
+    public function isStageDone($stage_no) {
+        return $this->_compile_stage >= $stage_no;
     }
 
     /**
@@ -376,7 +393,8 @@ class Template extends Render
     /**
      * @param $tag_name
      */
-    public function ignore($tag_name) {
+    public function ignore($tag_name)
+    {
         $this->_ignore = $tag_name;
     }
 
@@ -519,7 +537,7 @@ class Template extends Render
      */
     public function extend($tpl)
     {
-        if (!$this->_body) {
+        if (!$this->isStageDone(self::COMPILE_STAGE_PARSED)) {
             $this->compile();
         }
         $parent           = $this->_fenom->getRawTemplate()->load($tpl, false);
@@ -638,10 +656,12 @@ class Template extends Render
             }
         }
         if ($tags = $this->_fenom->getTagOwners($action)) { // unknown template tag
-            throw new TokenizeException("Unexpected tag '$action' (this tag can be used with '" . implode(
+            throw new TokenizeException(
+                "Unexpected tag '$action' (this tag can be used with '" . implode(
                     "', '",
                     $tags
-                ) . "')");
+                ) . "')"
+            );
         } else {
             throw new TokenizeException("Unexpected tag '$action'");
         }
@@ -907,7 +927,8 @@ class Template extends Render
      * @param string $code start point (it is $var)
      * @return string
      */
-    public function parseChain(Tokenizer $tokens, $code) {
+    public function parseChain(Tokenizer $tokens, $code)
+    {
         do {
             if ($tokens->is('(')) {
                 $code .= $this->parseArgs($tokens);
@@ -1010,7 +1031,14 @@ class Template extends Render
                     return 'call_user_func($tpl->getStorage()->getAccessor(' . var_export($accessor, true) .
                     ', "callback"), ' . var_export($accessor, true) . ', $tpl, $var)';
                 } else {
-                    return call_user_func_array($parser['parser'], array($parser['accessor'], $tokens->next(), $this, &$is_var));
+                    return call_user_func_array(
+                        $parser['parser'], array(
+                        $parser['accessor'],
+                        $tokens->next(),
+                        $this,
+                        &$is_var
+                    )
+                    );
                 }
             } else {
                 return call_user_func_array($parser, array($tokens->next(), $this, &$is_var));

tests/autoload.php

@@ -10,7 +10,3 @@ require_once __DIR__ . "/TestCase.php";
 require_once __DIR__ . "/tools.php";
 
 ini_set('date.timezone', 'Europe/Moscow');
-
-if(PHP_VERSION_ID > 50400) {
-    function php_gte_54() {}
-}

tests/cases/FenomTest.php

@@ -321,7 +321,7 @@ class FenomTest extends \Fenom\TestCase
 
 
     /**
-     * @requires function php_gte_54
+     * @requires PHP 5.4
      * @group pipe
      */
     public function testPipe()