fix: handle new serialization mechanism in backward compatible way (#65)

Refs #63

Author: char0n

src/AnimatedGif.php

@@ -11,7 +11,7 @@
  *
  * Code fragments used from:  GIFEncoder Version 2.0 by László Zsidi
  */
-class AnimatedGif implements \Serializable
+class AnimatedGif
 {
 
     /**
@@ -278,32 +278,30 @@ public function getAnimation()
     /**
      * String representation of an AnimatedGif.
      *
-     * @return string The string representation of the object or null.
+     * @return array The string representation of the object or null.
      */
-    public function serialize()
+    public function __serialize()
     {
-        return serialize(
-            [
-                $this->outFilePath,
-                $this->width,
-                $this->height,
-                $this->frameRate,
-                $this->loopCount,
-                $this->gifData,
-                $this->frames,
-                $this->counter,
-            ]
-        );
+        return [
+            $this->outFilePath,
+            $this->width,
+            $this->height,
+            $this->frameRate,
+            $this->loopCount,
+            $this->gifData,
+            $this->frames,
+            $this->counter,
+        ];
     }
 
     /**
      * Constructs the AnimatedGif.
      *
-     * @param string $serialized The string representation of the object.
+     * @param array $serialized The string representation of the object.
      *
      * @return void
      */
-    public function unserialize($serialized)
+    public function __unserialize($serialized)
     {
         list(
             $this->outFilePath,
@@ -314,6 +312,6 @@ public function unserialize($serialized)
             $this->gifData,
             $this->frames,
             $this->counter
-        ) = unserialize($serialized);
+        ) = $serialized;
     }
 }

src/Frame.php

@@ -5,7 +5,7 @@
 /**
  * Represents one frame from the movie.
  */
-class Frame implements \Serializable
+class Frame
 {
 
     protected static $EX_CODE_NO_VALID_RESOURCE = 334563;
@@ -198,34 +198,32 @@ public function getHeight()
     /**
      * Return string representation of a Frame.
      *
-     * @return string The string representation of the object or null.
+     * @return array The string representation of the object or null.
      */
-    public function serialize()
+    public function __serialize()
     {
-        $data = [
+        return [
             $this->gdImageData,
             $this->pts,
             $this->width,
             $this->height,
         ];
-
-        return serialize($data);
     }
 
     /**
      * Constructs the Frame from serialized data.
      *
-     * @param string $serialized The string representation of Frame instance.
+     * @param array $serialized The string representation of Frame instance.
      *
      * @return void
      */
-    public function unserialize($serialized)
+    public function __unserialize($serialized)
     {
         list(
             $this->gdImageData,
             $this->pts,
             $this->width,
             $this->height
-        ) = unserialize($serialized);
+        ) = $serialized;
     }
 }

src/Movie.php

@@ -8,7 +8,7 @@
 /**
  * Represents a movie file.
  */
-class Movie implements \Serializable
+class Movie
 {
 
     protected static $REGEX_DURATION = '/Duration: (\d{2}):(\d{2}):(\d{2})(\.(\d+))?/';
@@ -883,38 +883,34 @@ public function __clone()
     /**
      * String representation of a Movie.
      *
-     * @return string Rhe string representation of the object or null.
+     * @return array Rhe string representation of the object or null.
      */
-    public function serialize()
+    public function __serialize()
     {
-        $data = serialize(
-            [
-                $this->ffmpegBinary,
-                $this->movieFile,
-                $this->output,
-                $this->frameNumber,
-                $this->provider,
-            ]
-        );
-
-        return $data;
+        return [
+            $this->ffmpegBinary,
+            $this->movieFile,
+            $this->output,
+            $this->frameNumber,
+            $this->provider,
+        ];
     }
 
     /**
      * Constructs the Movie from serialized data.
      *
-     * @param string $serialized The string representation of Movie instance.
+     * @param array $serialized The string representation of Movie instance.
      *
      * @return void
      */
-    public function unserialize($serialized)
+    public function __unserialize($serialized)
     {
         list(
             $this->ffmpegBinary,
             $this->movieFile,
             $this->output,
             $this->frameNumber,
             $this->provider
-        ) = unserialize($serialized);
+        ) = $serialized;
     }
 }

src/OutputProviders/AbstractProvider.php

@@ -4,33 +4,33 @@
 /**
  * AbstractProvider parent of all output providers.
  */
-abstract class AbstractProvider implements OutputProvider, \Serializable
+abstract class AbstractProvider implements OutputProvider
 {
 
     protected static $EX_CODE_FILE_NOT_FOUND = 334561;
     protected static $persistentBuffer = array();
-    
+
     /**
      * Binary that returns info about movie file
      *
      * @var string
      */
     protected $binary;
-    
+
     /**
      * Movie File path
      *
      * @var string
      */
     protected $movieFile;
-    
+
     /**
      * Persistent functionality on/off
      *
      * @var boolean
      */
     protected $persistent;
-    
+
     /**
      * Base constructor for every provider
      *
@@ -42,7 +42,7 @@ public function __construct($binary, $persistent)
         $this->binary     = $binary;
         $this->persistent = $persistent;
     }
-    
+
     /**
      * Setting movie file path
      *
@@ -52,22 +52,22 @@ public function setMovieFile($movieFile)
     {
         $this->movieFile = $movieFile;
     }
-    
-    public function serialize()
+
+    public function __serialize()
     {
-        return serialize(array(
+        return [
             $this->binary,
             $this->movieFile,
             $this->persistent
-        ));
+        ];
     }
-    
-    public function unserialize($serialized)
+
+    public function __unserialize($serialized)
     {
         list(
             $this->binary,
             $this->movieFile,
             $this->persistent
-        ) = unserialize($serialized);
+        ) = $serialized;
     }
 }