Current File : /home/karenpetzb/library/Utils/Tool.php
<?php
class Utils_Tool
{ 
	public static function startsWith($haystack, $needle) { 
        return $needle === "" || strrpos($haystack, $needle, -strlen($haystack)) !== FALSE;
    }

    public static function endsWith($haystack, $needle) {
        return $needle === "" || (($temp = strlen($haystack) - strlen($needle)) >= 0 && strpos($haystack, $needle, $temp) !== FALSE);
    }
    
	public static function getFormattedUrlCategory($urlParent, $navNom, $idCategory) {
        return $urlParent."/c-".$idCategory."-".$navNom.".html";
    }
	public static function getFormattedUrlCategory2($urlParent, $navNom, $idCategory) {
        return $urlParent."/p-".$idCategory."-".$navNom.".html";
    }
    
	public static function getFormattedUrlProduct($urlParent, $navNom, $idProduct) {
        return $urlParent."/d-".$navNom."-".$idProduct.".html";
    }
    
	public static function isMobile() {
        $useragent=$_SERVER['HTTP_USER_AGENT']; 
        return preg_match('/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i',$useragent)||preg_match('/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i',substr($useragent,0,4));
    }     
    
	public static function isIpad() { 
     return (bool) strpos($_SERVER['HTTP_USER_AGENT'],'iPad');
    }    
    
	public static function generateNavigationString($value) {
		$filter = new Zend_Filter();
		$filter->addFilter(new Zend_Filter_StripTags())
		->addFilter(new Zend_Filter_StringTrim())
		->addFilter(new Zend_Filter_StringToLower())
		->addFilter(new Zend_Filter_CustomAccent())
		->addFilter(new Zend_Filter_Word_SeparatorToDash());
		$result = $filter->filter($value);
        
        return preg_replace('/[^A-Za-z0-9\-\/]/', '', $result);
	}
     
    
	public static function find_thumb($url, $size) { 
		try {
		    if ($size > 0) { 
                $urlArray=  explode(".", $url);  
                if (sizeof($urlArray) == 2) {
                    return $urlArray[0].'_'.$size.'.'.$urlArray[1];
                } 
            }  
		} catch (Zend_Exception $e) { }  
        return $url;
    }    

/**
 * easy image resize function
 * @param  $file - file name to resize
 * @param  $string - The image data, as a string
 * @param  $width - new image width
 * @param  $height - new image height
 * @param  $proportional - keep image proportional, default is no
 * @param  $output - name of the new file (include path if needed)
 * @param  $delete_original - if true the original image will be deleted
 * @param  $use_linux_commands - if set to true will use "rm" to delete the image, if false will use PHP unlink
 * @param  $quality - enter 1-100 (100 is best quality) default is 100
 * @return boolean|resource
 */
  public static function smart_resize_image($file,
                              $string             = null,
                              $width              = 0, 
                              $height             = 0, 
                              $proportional       = false, 
                              $output             = 'file', 
                              $delete_original    = true, 
                              $use_linux_commands = false,
  							  $quality = 100
  		 ) {
      
    if ( $height <= 0 && $width <= 0 ) return false;
    if ( $file === null && $string === null ) return false;
 
    # Setting defaults and meta
    $info                         = $file !== null ? getimagesize($file) : getimagesizefromstring($string);
    $image                        = '';
    $final_width                  = 0;
    $final_height                 = 0;
    list($width_old, $height_old) = $info;
	$cropHeight = $cropWidth = 0;

    # Calculating proportionality
    if ($proportional) {
      if      ($width  == 0)  $factor = $height/$height_old;
      elseif  ($height == 0)  $factor = $width/$width_old;
      else                    $factor = min( $width / $width_old, $height / $height_old );

      $final_width  = round( $width_old * $factor );
      $final_height = round( $height_old * $factor );
    }
    else {
      $final_width = ( $width <= 0 ) ? $width_old : $width;
      $final_height = ( $height <= 0 ) ? $height_old : $height;
	  $widthX = $width_old / $width;
	  $heightX = $height_old / $height;
	  
	  $x = min($widthX, $heightX);
	  $cropWidth = ($width_old - $width * $x) / 2;
	  $cropHeight = ($height_old - $height * $x) / 2;
    }

    # Loading image to memory according to type
    switch ( $info[2] ) {
      case IMAGETYPE_JPEG:  $file !== null ? $image = imagecreatefromjpeg($file) : $image = imagecreatefromstring($string);  break;
      case IMAGETYPE_GIF:   $file !== null ? $image = imagecreatefromgif($file)  : $image = imagecreatefromstring($string);  break;
      case IMAGETYPE_PNG:   $file !== null ? $image = imagecreatefrompng($file)  : $image = imagecreatefromstring($string);  break;
      default: return false;
    }
    
    
    # This is the resizing/resampling/transparency-preserving magic
    $image_resized = imagecreatetruecolor( $final_width, $final_height );
    if ( ($info[2] == IMAGETYPE_GIF) || ($info[2] == IMAGETYPE_PNG) ) {
      $transparency = imagecolortransparent($image);
      $palletsize = imagecolorstotal($image);

      if ($transparency >= 0 && $transparency < $palletsize) {
        $transparent_color  = imagecolorsforindex($image, $transparency);
        $transparency       = imagecolorallocate($image_resized, $transparent_color['red'], $transparent_color['green'], $transparent_color['blue']);
        imagefill($image_resized, 0, 0, $transparency);
        imagecolortransparent($image_resized, $transparency);
      }
      elseif ($info[2] == IMAGETYPE_PNG) {
        imagealphablending($image_resized, false);
        $color = imagecolorallocatealpha($image_resized, 0, 0, 0, 127);
        imagefill($image_resized, 0, 0, $color);
        imagesavealpha($image_resized, true);
      }
    }
    imagecopyresampled($image_resized, $image, 0, 0, $cropWidth, $cropHeight, $final_width, $final_height, $width_old - 2 * $cropWidth, $height_old - 2 * $cropHeight);
	
	
    # Taking care of original, if needed
    if ( $delete_original ) {
      if ( $use_linux_commands ) exec('rm '.$file);
      else @unlink($file);
    }

    # Preparing a method of providing result
    switch ( strtolower($output) ) {
      case 'browser':
        $mime = image_type_to_mime_type($info[2]);
        header("Content-type: $mime");
        $output = NULL;
      break;
      case 'file':
        $output = $file;
      break;
      case 'return':
        return $image_resized;
      break;
      default:
      break;
    }
    
    # Writing image according to type to the output destination and image quality
    switch ( $info[2] ) {
      case IMAGETYPE_GIF:   imagegif($image_resized, $output);    break;
      case IMAGETYPE_JPEG:  imagejpeg($image_resized, $output, $quality);   break;
      case IMAGETYPE_PNG:
        $quality = 9 - (int)((0.9*$quality)/10.0);
        imagepng($image_resized, $output, $quality);
        break;
      default: return false;
    }

    return true;
  }

  
}
?>