Namespacing

composer.json

@@ -3,6 +3,10 @@
     "type": "library",
     "description": "A comprehensive library for generating differences between two hashable objects (strings or arrays).",
     "license": "BSD-3-Clause",
+    "keywords": [
+        "php",
+        "diff"
+    ],
     "authors": [
         {
             "name": "Mario",

example/example.php

@@ -9,9 +9,9 @@
 		<h1>PHP LibDiff - Examples</h1>
 		<hr />
 		<?php
-
-		// Include the diff class
-		require_once dirname(__FILE__).'/../lib/Diff.php';
+		// include autoloader
+		require dirname(__FILE__).'/../lib/Autoloader.php';
+		new \jblond\Autoloader();
 
 		// Include two sample files for comparison
 		$a = explode("\n", file_get_contents(dirname(__FILE__).'/a.txt'));
@@ -24,15 +24,14 @@
 		);
 
 		// Initialize the diff class
-		$diff = new Diff($a, $b, $options);
+		$diff = new \jblond\Diff($a, $b, $options);
 
 		?>
 		<h2>Side by Side Diff</h2>
 		<?php
 
 		// Generate a side by side diff
-		require_once dirname(__FILE__).'/../lib/Diff/Renderer/Html/SideBySide.php';
-        $renderer = new Diff_Renderer_Html_SideBySide(array(
+        $renderer = new \jblond\Diff\Renderer\Html\SideBySide(array(
             'title_a' => 'Custom title for OLD version',
             'title_b' => 'Custom title for NEW version',
         ));
@@ -43,17 +42,15 @@
 		<?php
 
 		// Generate an inline diff
-		require_once dirname(__FILE__).'/../lib/Diff/Renderer/Html/Inline.php';
-		$renderer = new Diff_Renderer_Html_Inline;
+		$renderer = new \jblond\Diff\Renderer\Html\Inline;
 		echo $diff->render($renderer);
 
 		?>
 		<h2>Unified Diff</h2>
 		<pre><?php
 
 		// Generate a unified diff
-		require_once dirname(__FILE__).'/../lib/Diff/Renderer/Text/Unified.php';
-		$renderer = new Diff_Renderer_Text_Unified;
+		$renderer = new \jblond\Diff\Renderer\Text\Unified();
 		echo htmlspecialchars($diff->render($renderer));
 
 		?>
@@ -62,8 +59,7 @@
 		<pre><?php
 
 		// Generate a context diff
-		require_once dirname(__FILE__).'/../lib/Diff/Renderer/Text/Context.php';
-		$renderer = new Diff_Renderer_Text_Context;
+		$renderer = new \jblond\Diff\Renderer\Text\Context;
 		echo htmlspecialchars($diff->render($renderer));
 		?>
 		</pre>

lib/Autoloader.php

@@ -0,0 +1,33 @@
+<?php
+namespace jblond;
+
+/**
+ * Class Autoloader
+ * @package jblond
+ */
+class Autoloader
+{
+
+	/**
+	 * Autoloader constructor.
+	 */
+	public function __construct() {
+		spl_autoload_register(array($this, '__autoload'));
+	}
+
+	/**
+	 * @param string $class
+	 */
+	private function __autoload($class) {
+		$class = str_replace('\\', '/', $class); // revert path for old PHP on Linux
+		$dir = str_replace('\\', '/', __DIR__);
+		if(file_exists($dir . '/' . $class . '.php')) {
+			 /** @noinspection PhpIncludeInspection */
+			require $dir . '/' . $class . '.php';
+		}
+		else
+		{
+			echo '<b>' . $dir . '/' . $class . '.php' . '</b><br><br>';
+		}
+	}
+}

lib/Diff.php → lib/jblond/Diff.php

@@ -1,4 +1,8 @@
 <?php
+namespace jblond;
+
+use jblond\Diff\SequenceMatcher;
+
 /**
  * Diff
  *
@@ -94,14 +98,14 @@ public function __construct($a, $b, $options=array())
 			$this->options = $this->defaultOptions;
 	}
 
+
 	/**
 	 * Render a diff using the supplied rendering class and return it.
 	 *
-	 * @param \Diff_Renderer_Abstract|object $renderer An instance of the rendering object to use for generating the diff.
-	 *
+	 * @param object $renderer object $renderer An instance of the rendering object to use for generating the diff.
 	 * @return mixed The generated diff. Exact return value depends on the rendered.
 	 */
-	public function render(Diff_Renderer_Abstract $renderer)
+	public function render($renderer)
 	{
 		$renderer->diff = $this;
 		return $renderer->render();
@@ -175,7 +179,7 @@ public function getGroupedOpcodes()
 		}
 
 		require_once dirname(__FILE__).'/Diff/SequenceMatcher.php';
-		$sequenceMatcher = new Diff_SequenceMatcher($this->a, $this->b, $this->options, null);
+		$sequenceMatcher = new SequenceMatcher($this->a, $this->b, $this->options, null);
 		$this->groupedCodes = $sequenceMatcher->getGroupedOpcodes($this->options['context']);
 		return $this->groupedCodes;
 	}

lib/Diff/Renderer/Abstract.php → lib/jblond/Diff/Renderer/Abstract.php

@@ -1,4 +1,6 @@
 <?php
+namespace jblond\Diff\Renderer;
+
 /**
  * Abstract class for diff renderers in PHP DiffLib.
  *
@@ -40,7 +42,7 @@
  * @link https://github.com/JBlond/php-diff
  */
 
-abstract class Diff_Renderer_Abstract
+abstract class RendererAbstract
 {
 	/**
 	 * @var object Instance of the diff class that this renderer is generating the rendered diff for.

lib/Diff/Renderer/Html/Array.php → lib/jblond/Diff/Renderer/Html/Array.php

@@ -1,4 +1,8 @@
 <?php
+namespace jblond\Diff\Renderer\Html;
+
+use jblond\Diff\Renderer\RendererAbstract;
+
 /**
  * Base renderer for rendering HTML based diffs for PHP DiffLib.
  *
@@ -45,7 +49,7 @@
 /**
  * Class Diff_Renderer_Html_Array
  */
-class Diff_Renderer_Html_Array extends Diff_Renderer_Abstract
+class HtmlArray extends RendererAbstract
 {
 	/**
 	 * @var array Array of the default options that apply to this renderer.

lib/Diff/Renderer/Html/Inline.php → lib/jblond/Diff/Renderer/Html/Inline.php

@@ -1,4 +1,6 @@
 <?php
+namespace jblond\Diff\Renderer\Html;
+
 /**
  * Inline HTML diff generator for PHP DiffLib.
  *
@@ -45,7 +47,7 @@
 /**
  * Class Diff_Renderer_Html_Inline
  */
-class Diff_Renderer_Html_Inline extends Diff_Renderer_Html_Array
+class Inline extends HtmlArray
 {
 	/**
 	 * Render a and return diff with changes between the two sequences

lib/Diff/Renderer/Html/SideBySide.php → lib/jblond/Diff/Renderer/Html/SideBySide.php

@@ -1,4 +1,6 @@
 <?php
+namespace jblond\Diff\Renderer\Html;
+
 /**
  * Side by Side HTML diff generator for PHP DiffLib.
  *
@@ -45,7 +47,7 @@
 /**
  * Class Diff_Renderer_Html_SideBySide
  */
-class Diff_Renderer_Html_SideBySide extends Diff_Renderer_Html_Array
+class SideBySide extends HtmlArray
 {
 	/**
 	 * Render a and return diff with changes between the two sequences

lib/Diff/Renderer/Text/Context.php → lib/jblond/Diff/Renderer/Text/Context.php

@@ -1,4 +1,8 @@
 <?php
+namespace jblond\Diff\Renderer\Text;
+
+use jblond\Diff\Renderer\RendererAbstract;
+
 /**
  * Context diff generator for PHP DiffLib.
  *
@@ -45,7 +49,7 @@
 /**
  * Class Diff_Renderer_Text_Context
  */
-class Diff_Renderer_Text_Context extends Diff_Renderer_Abstract
+class Context extends RendererAbstract
 {
 	/**
 	 * @var array Array of the different op code tags and how they map to the context diff equivalent.

lib/Diff/Renderer/Text/Unified.php → lib/jblond/Diff/Renderer/Text/Unified.php

@@ -1,4 +1,8 @@
 <?php
+namespace jblond\Diff\Renderer\Text;
+
+use jblond\Diff\Renderer\RendererAbstract;
+
 /**
  * Unified diff generator for PHP DiffLib.
  *
@@ -45,7 +49,7 @@
 /**
  * Class Diff_Renderer_Text_Unified
  */
-class Diff_Renderer_Text_Unified extends Diff_Renderer_Abstract
+class Unified extends RendererAbstract
 {
 	/**
 	 * Render and return a unified diff.

lib/Diff/SequenceMatcher.php → lib/jblond/Diff/SequenceMatcher.php

@@ -1,4 +1,6 @@
 <?php
+namespace jblond\Diff;
+
 /**
  * Sequence matcher for Diff
  *
@@ -40,7 +42,7 @@
  * @link https://github.com/JBlond/php-diff
  */
 
-class Diff_SequenceMatcher
+class SequenceMatcher
 {
 	/**
 	 * @var string|array Either a string or an array containing a callback function to determine if a line is "junk" or not.