Friends of InterAkt Extensions

Code: Select all

//start Trigger_ImageUpload trigger
function Trigger_ImageUpload(&$tNG) {
  $uploadObj = new tNG_ImageUpload($tNG);
  $uploadObj->setFormFieldName("imgnm");
  $uploadObj->setDbFieldName("images");
  $uploadObj->setFolder("../images/urunler/");
  $uploadObj->setMaxSize(5120);
  $uploadObj->setAllowedExtensions("gif, jpg, jpe, jpeg, png");
  $uploadObj->setRename("custom");
  $uploadObj->setRenameRule("{proid}_{imgid}.{KT_ext}");
// added for watermark
$uploadObj->setWatermark(true);
$uploadObj->setWatermarkAlpha(50);
$uploadObj->setWatermarkImage("../images/watermark.gif");
$uploadObj->setWatermarkAlignment("center", "center");
$uploadObj->setWatermarkResize("none");
  return $uploadObj->Execute();
}
//end Trigger_ImageUpload trigger

Code: Select all

<?php
/*
 * ADOBE SYSTEMS INCORPORATED
 * Copyright 2007 Adobe Systems Incorporated
 * All Rights Reserved
 * 
 * NOTICE:  Adobe permits you to use, modify, and distribute this file in accordance with the 
 * terms of the Adobe license agreement accompanying it. If you have received this file from a 
 * source other than Adobe, then your use, modification, or distribution of it requires the prior 
 * written permission of Adobe.
 */

/*
	Copyright (c) InterAKT Online 2000-2006. All rights reserved.
*/

/** 
*	Provides functionalities for handling tNG based file uploads. 
*	Extends tNG_FileUpload class;
* @access public
*/
class tNG_ImageUpload extends tNG_FileUpload{
	/**
	 * if the image will be resized
	 * @var boolena
	 * @access public
	 */
	var $resize;
	/**
	 * If the proportions must be kept in case of a resize
	 * @var boolean
	 * @access public
	 */
	var $resizeProportional;
	/**
	 * width for resize
	 * @var integer
	 * @access public
	 */
	var $resizeWidth;
	/**
	 * height for resize
	 * @var integer
	 * @access public
	 */
	var $resizeHeight;

	/**
	 * relpath to siteroot
	 * @var string
	 * @access public
	 */
	var $relpath;
	/**
	 * folder
	 * @var string
	 * @access public
	 */
	var $folder;
	/**
	 * file name
	 * @var string  
	 * @access public
	 */
	var $renameRule;
	/**
	 * width to resize
	 * @var int
	 * @access public
	 */
	var $width;
	/**
	 * height to resize
	 * @var int
	 * @access public
	 */
	var $height;
	/**
	 * to keep the proportions or not
	 * @var boolean
	 * @access public
	 */
	var $keepProportion;
	/**
	 * path to watermarg image
	 * @var string
	 * @access public
	 */
	var $watermarkImage;
	/**
	 * id unique for thumbnail
	 * @var string
	 * @access public
	 */
	var $id;
	/**
	 * popup width
	 * @var int
	 * @access public
	 */
	var $popupWidth;
	/**
	 * popup height
	 * @var int
	 * @access public
	 */
	var $popupHeight;
	/**
	 * if the popup page has navigation
	 * @var boolean
	 * @access public
	 */
	var $popupNavigation;
	/**
	 * flag if common properties were setted or not;
	 * @var boolean
	 * @access public
	 */
	var $isSetted;
	/**
	 * flag if common properties were setted or not;
	 * @var boolean
	 * @access public
	 */
	var $fitToWindow;
	/**
	 * apply watermark on thumbnail;
	 * @var boolean
	 * @access public
	 */
	var $watermark;
	/**
	 * watermark alpha 0-100;
	 * @var integer
	 * @access public
	 */
	var $watermarkAlpha;
	/**
	 * alignment for watermark;
	 * @var array
	 * @access public
	 */
	var $watermarkAlignment;
	/**
	 * resiza mode for watermark;
	 * @var array
	 * @access public
	 */
	var $watermarkResize;
	/**
	 * apply watermark on popupimage;
	 * @var boolean
	 * @access public
	 */
	var $popupWatermark;
	/**
	 * current working folder (folder in which the calling script resides);
	 * @var string
	 * @access public
	 */
	var $currentfolder;
	/**
	 * Constructor. Sets the relative path to siteroot
	 * @param string
	 * @access public
	 */

	 /**
	 * Constructor. Sets the reference to transaction. initialize some vars;
	 * @param object tNG 
	 * @access public
	 */	
	function tNG_ImageUpload(&$tNG) {
		parent::tNG_FileUpload($tNG);
		$this->resize = false;
		$this->resizeProportional = true;
		$this->resizeWidth = 0;
		$this->resizeHeight = 0;

    	$this->watermarkImage = '';
    	//$this->relpath = $relpath;
    	//$this->id = $id;
    	$this->folder = '';
    	$this->renameRule = '';
    	$this->popupNavigation = false;
    	$this->isSetted = false;
    	$this->fitToWindow = false;
    	$this->watermark = false;
    	$this->popupWatermark = false;
    	$this->watermarkAlpha = 20;
    	$this->watermarkResize = array();
    	$this->watermarkAlignment = array();
    	$this->currentfolder = KT_TransformToUrlPath(getcwd());
	}
    /**
	 * Setter. Apply watermark on thumbnail;
	 * @param boolean 
	 * @access public
	 */
    function setWatermark($watermark) {
    	$this->watermark = $watermark;
    }
    /**
	 * Setter. Sets watermark alpha;
	 * @param integer 
	 * @access public
	 */
    function setWatermarkAlpha($watermarkAlpha) {
    	$this->watermarkAlpha = $watermarkAlpha;
    }
    /**
	 * Setter. Sets alignments for watermark;
	 * @param string horizontal 
	 * @param string vertical
	 * @access public
	 */
    function setWatermarkAlignment($vertical, $horizontal) {
    	$this->watermarkAlignment['vertical'] = strtolower($vertical);
    	$this->watermarkAlignment['horizontal'] = strtolower($horizontal);
    }
    /**
	 * Setter. Sets watermark resize mode;
	 * @param string  none|stretch|resize
	 * @param string  width for resize
	 * @param string  height for resize
	 * @access public
	 */
    function setWatermarkResize($watermarkResize) {
    	$this->watermarkResize['mode'] = strtolower($watermarkResize);
    	$this->watermarkResize['width'] = 0;
    	$this->watermarkResize['height'] = 0;
    }
    /**
	 * Setter. Sets watermark resize mode;
	 * @param string  none|stretch|resize
	 * @param string  width for resize
	 * @param string  height for resize
	 * @access public
	 */
    function setWatermarkSize($width, $height) {
    	$this->watermarkResize['width'] = (int)$width;
    	$this->watermarkResize['height'] = (int)$height;
    }
    /**
	 * Setter. Sets the watermark image to used;
	 * @param string 
	 * @access public
	 */
    function setWatermarkImage($watermarkImage) {
    	$this->watermarkImage = $watermarkImage;
    }
	/**
	 * setter. set the sizes for the resize and proportional resize flag;
	 * @var boolean proportional make the resize proportional
	 * @var integer width of the resize
	 * @var integer height
	 * @access public
	 */
	function setResize($proportional, $width, $height) {
		$this->resize = true;
		$this->resizeProportional = $proportional;
		$this->resizeWidth = (int)$width;
		$this->resizeHeight = (int)$height;
	}
	/**
	 * in case of an update, the old thumbnail are deleted;
	 * @var string the name of the folder
	 * @var string the old name of the file
	 * @access public
	 */
	function deleteThumbnails($folder, $oldName) {
		tNG_deleteThumbnails($folder, $oldName, '');
	}
	/**
	 * the main method, execute the code of the class;
	 * Upload the file, set the file name in transaction;
	 * return mix null or error object
	 * @access public
	 */
	function Execute() {
		$ret = parent::Execute();
		if ($ret === null && $this->uploadedFileName != '') {
			if($this->resize) {
				$ret = $this->Resize();
			}

			if ($ret === null && $this->watermark) {
				$imageObj = new KT_image();
				$imageObj->setPreferedLib($GLOBALS['tNG_prefered_image_lib']);
				$imageObj->addCommand($GLOBALS['tNG_prefered_imagemagick_path']);
				$imageObj->watermark($this->dynamicFolder.$this->uploadedFileName, $this->dynamicFolder.$this->uploadedFileName, KT_realpath($this->watermarkImage, false), $this->watermarkAlpha, $this->watermarkResize, $this->watermarkAlignment);
				if ($imageObj->hasError()) {
					@unlink($this->dynamicFolder.$this->uploadedFileName);
					$arrError = $imageObj->getError();
					$errObj = new tNG_error('IMG_WATERMARK', array(), array($arrError[1]));
					if ($GLOBALS['tNG_debug_mode'] == 'DEVELOPMENT') {
						$errMsg = $arrError[1];								
						$ret = $relpath . "includes/tng/styles/cannot_thumbnail.gif\" />".$errMsg."<img style=\"display:none\" src=\"".$relpath."includes/tng/styles/cannot_thumbnail.gif";
					} else {
						$ret = $relpath . "includes/tng/styles/cannot_thumbnail.gif";
					}

				}
			}

		
		}
		return $ret;
	}
	/**
	 * Make the resize on the saved file;
	 * return mix null or error object
	 * @access public
	 */
	function Resize() {
		$ret = NULL;
		$image = new KT_image();
		$image->setPreferedLib($GLOBALS['tNG_prefered_image_lib']);
		$image->addCommand($GLOBALS['tNG_prefered_imagemagick_path']);
		$image->resize($this->dynamicFolder.$this->uploadedFileName, $this->dynamicFolder, $this->uploadedFileName, $this->resizeWidth, $this->resizeHeight, $this->resizeProportional);
		if ($image->hasError()) {
			$arrError = $image->getError();
			$errObj = new tNG_error('IMG_RESIZE', array(), array($arrError[1]));
			if ($this->dbFieldName != '') {
				$errObj->addFieldError($this->dbFieldName, 'IMG_RESIZE', array());
			}
			$ret = $errObj;			
		} 
		return $ret;
	}
}
?>