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generate thumbs

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define ur thumbx

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  1. <?php
  2.  
  3. set_time_limit(0);
  4.  
  5. class Thumbnail
  6. {
  7.  
  8. 	const PARENT_PATH = 'C:/Users/gonzaram/Desktop/';
  9.  
  10. 	protected $_directoryPath;
  11.  
  12. 	protected $_width;
  13.  
  14. 	protected $_height;
  15.  
  16. 	protected $_targetPath;
  17.  
  18. 	protected $_result = array();
  19.  
  20. 	protected $_files = array();
  21.  
  22. 	public function __construct($path)
  23. 	{
  24. 		$this->_directoryPath = $path;
  25. 		$this->_readDir($this->_directoryPath);
  26. 		return $this;
  27. 	}
  28.  
  29. 	public function generate()
  30. 	{
  31. 		if (!is_dir($this->_targetPath)) {
  32. 			mkdir($this->_targetPath, 0777);
  33. 		}
  34.  
  35. 		foreach ($this->_files as $index => $file) {
  36. 			//This will set our output to 45% of the original size 
  37. 			//$size = 0.45; 
  38. 			//$thumb_w = $this->_width  * $size; 
  39. 			//$thumb_h = $this->_height * $size; 
  40. 			$fileLocation = self::PARENT_PATH 
  41. 						  . $this->_directoryPath
  42. 						  . DIRECTORY_SEPARATOR
  43. 						  . $file;
  44.  
  45. 			// Setting the resize parameters 
  46. 			list($width, $height) = getimagesize($fileLocation); 
  47.  
  48. 			// Calculate the new size
  49. 			$ratio1 = $width  / $this->_width;
  50. 			$ratio2 = $height / $this->_height;
  51.  
  52. 			if($ratio1 > $ratio2) {
  53. 				$thumb_w = $this->_width;;
  54. 				$thumb_h = $height / $ratio1;
  55. 			} else {
  56. 				$thumb_h = $this->_height;
  57. 				$thumb_w = $width / $ratio2;
  58. 			}
  59.  
  60. 			// Resizing the Image 
  61. 			$tn    = imagecreatetruecolor($thumb_w, $thumb_h); 
  62. 			$image = imagecreatefromjpeg($fileLocation); 
  63. 			imagecopyresampled($tn, $image, 0, 0, 0, 0, $thumb_w, $thumb_h, $width, $height); 
  64.  
  65. 			// Outputting a .jpg, you can make this gif or png if you want 
  66. 			//notice we set the quality (third value) to 100 
  67. 			$destinationThumbnail = $this->_targetPath . 'thumb_' . $file;	
  68. 			imagejpeg($tn, $destinationThumbnail, 100); 
  69.  
  70. 			imagedestroy($tn);
  71. 			imagedestroy($image);
  72. 		}
  73. 	}
  74.  
  75. 	public function setWidth($width)
  76. 	{
  77. 		$this->_width = $width;
  78. 		return $this;
  79. 	}
  80.  
  81. 	public function setHeight($height)
  82. 	{
  83. 		$this->_height = $height;
  84. 		return $this;
  85. 	}
  86.  
  87. 	public function setTargetDirectory($target)
  88. 	{
  89. 		$this->_targetPath = $target;
  90. 		return $this;
  91. 	}
  92.  
  93.     private function _readDir($path) {
  94.         $fullPath   = self::PARENT_PATH . $path;
  95.         $resources  = scandir($fullPath);
  96.  
  97.         foreach ($resources as $resource) {
  98.             if ($resource != "." && $resource != "..") {
  99.                 $resourceDir = $fullPath . '/'. $resource;
  100.                 if (is_dir($resourceDir)) {
  101.                     $this->_files[$resource] = $this->_readDir($path . '/' . $resource);
  102.                 } else {
  103.                     $this->_files[] = $resource;
  104.                 }
  105.             }
  106.         }
  107.  
  108.         return $this->_files;
  109.     }
  110.  
  111. }
  112.  
  113. $thumbs = new Thumbnail('test');
  114.  
  115. $thumbs->setWidth(250)
  116. 	   ->setHeight(250)
  117. 	   ->generate();
  118.  
  119. echo "<pre>";
  120. var_dump($thumbs);

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