Fix #126: disable clearcachestats() by default in Fenom\Provider. Add method Fenom\Provider->setClearCachedStats() for enable clearcachestats()

.gitignore

@@ -1,17 +1,9 @@
 .idea
 vendor
-coverage
 build
 composer.lock
 composer.phar
 tests/resources/compile/*
 !.gitkeep
 tests/resources/template/*
-!.gitkeep
 sandbox/compiled/*
-!.gitkeep
-benchmark/compile/*
-benchmark/templates/inheritance/smarty
-benchmark/templates/inheritance/twig
-benchmark/sandbox/compiled/*
-!.gitkeep

src/Fenom.php

@@ -874,7 +874,8 @@ class Fenom
     /**
      * Execute template and write result into stdout
      *
-     * @param string $template name of template
+     * @param string|array $template name of template.
+     * If it is array of names of templates they will be extended from left to right.
      * @param array $vars array of data for template
      * @return Fenom\Render
      */
@@ -885,7 +886,8 @@ class Fenom
 
     /**
      *
-     * @param string $template name of template
+     * @param string|array $template name of template.
+     * If it is array of names of templates they will be extended from left to right.
      * @param array $vars array of data for template
      * @return mixed
      */
@@ -897,7 +899,8 @@ class Fenom
     /**
      * Creates pipe-line of template's data to callback
      * @note Method not works correctly in old PHP 5.3.*
-     * @param string $template name of the template
+     * @param string|array $template name of the template.
+     * If it is array of names of templates they will be extended from left to right.
      * @param callable $callback template's data handler
      * @param array $vars
      * @param float $chunk amount of bytes of chunk

src/Fenom/Provider.php

@@ -9,8 +9,6 @@
  */
 namespace Fenom;
 
-use Fenom\ProviderInterface;
-
 /**
  * Base template provider
  * @author Ivan Shalganov
@@ -19,6 +17,8 @@ class Provider implements ProviderInterface
 {
     private $_path;
 
+    protected $_clear_cache = false;
+
     /**
      * Clean directory from files
      *
@@ -75,6 +75,15 @@ class Provider implements ProviderInterface
         }
     }
 
+    /**
+     * Disable PHP cache for files. PHP cache some operations with files then script works.
+     * @see http://php.net/manual/en/function.clearstatcache.php
+     * @param bool $status
+     */
+    public function setClearCachedStats($status = true) {
+        $this->_clear_cache = $status;
+    }
+
     /**
      * Get source and mtime of template by name
      * @param string $tpl
@@ -84,7 +93,9 @@ class Provider implements ProviderInterface
     public function getSource($tpl, &$time)
     {
         $tpl = $this->_getTemplatePath($tpl);
-        clearstatcache(true, $tpl);
+        if($this->_clear_cache) {
+            clearstatcache(true, $tpl);
+        }
         $time = filemtime($tpl);
         return file_get_contents($tpl);
     }
@@ -96,7 +107,10 @@ class Provider implements ProviderInterface
      */
     public function getLastModified($tpl)
     {
-        clearstatcache(true, $tpl = $this->_getTemplatePath($tpl));
+        $tpl = $this->_getTemplatePath($tpl);
+        if($this->_clear_cache) {
+            clearstatcache(true, $tpl);
+        }
         return filemtime($tpl);
     }
 
@@ -158,7 +172,10 @@ class Provider implements ProviderInterface
     public function verify(array $templates)
     {
         foreach ($templates as $template => $mtime) {
-            clearstatcache(true, $template = $this->_path . '/' . $template);
+            $template = $this->_path . '/' . $template;
+            if($this->_clear_cache) {
+                clearstatcache(true, $template);
+            }
             if (@filemtime($template) !== $mtime) {
                 return false;
             }

tests/cases/FenomTest.php

@@ -96,6 +96,7 @@ class FenomTest extends \Fenom\TestCase
     public function testCheckMTime()
     {
         $this->fenom->setOptions(Fenom::FORCE_COMPILE);
+        $this->fenom->getProvider()->setClearCachedStats();
         $this->tpl('custom.tpl', 'Custom template');
         $this->assertSame("Custom template", $this->fenom->fetch('custom.tpl', array()));
         $tpl = $this->fenom->getTemplate('custom.tpl');