dreamjob/app/Model/DreamjobPageImage.php

<?php
App::uses('AppModel', 'Model');
/**
 * MicDjPageImage Model
 *
 * @property PagePtr $PagePtr
 */
class DreamjobPageImage extends AppModel {

/**
 * Use database config
 *
 * @var string
 */
	public $useDbConfig = 'dreamjobMain';

/**
 * Use table
 *
 * @var mixed False or table name
 */
	public $useTable = 'mic_dj_page_image';

/**
 * Primary key field
 *
 * @var string
 */
	public $primaryKey = 'page_ptr_id';

/**
 * Display field
 *
 * @var string
 */
	public $displayField = 'page_ptr_id';
	
	

/**
 * Validation rules
 *
 * @var array
 */
	public $validate = array(
		'page_ptr_id' => array(
			'numeric' => array(
				'rule' => array('numeric'),
				//'message' => 'Your custom message here',
				//'allowEmpty' => false,
				//'required' => false,
				//'last' => false, // Stop validation after this rule
				//'on' => 'create', // Limit validation to 'create' or 'update' operations
			),
			'multiple' => array(
				'rule' => array('multiple'),
				//'message' => 'Your custom message here',
				//'allowEmpty' => false,
				//'required' => false,
				//'last' => false, // Stop validation after this rule
				//'on' => 'create', // Limit validation to 'create' or 'update' operations
			),
		),
		'image' => array(
			// http://book.cakephp.org/2.0/en/models/data-validation.html#Validation::uploadError
				'uploadError' => array(
					'rule' => 'uploadError',
					'message' => 'Something went wrong with the file upload',
					'required' => FALSE,
					'allowEmpty' => TRUE,
				), 
				// http://book.cakephp.org/2.0/en/models/data-validation.html#Validation::mimeType
				'mimeType' => array(
					'rule' => array('mimeType', array('image/gif','image/png','image/jpg','image/jpeg')),
					'message' => 'Invalid file, only images allowed',
					'required' => FALSE,
					'allowEmpty' => TRUE,
				),
				'processUpload' => array(
					'rule' => 'processUpload',
					'message' => 'Something went wrong with the file upload',
					'required' => FALSE,
					'allowEmpty' => TRUE,
					'last' => TRUE,
				)
			)
	);

	//The Associations below have been created with all possible keys, those that are not needed can be removed
	/**
* Upload Directory relative to WWW_ROOT
* @param string
*/
public $uploadDir = 'uploads';

/**
* Before Validation Callback
* @param array $options
* @return boolean
*/
public function beforeValidate($options = array()) {
	// ignore empty file - causes issues with form validation when file is empty and optional
	if (!empty($this->data[$this->alias]['image']['error']) && $this->data[$this->alias]['image']['error']==4 && $this->data[$this->alias]['image']['size']==0) {
		unset($this->data[$this->alias]['image']);
	}
	return parent::beforeValidate($options);
}

/**
 * Process the Upload
 * @param array $check
 * @return boolean
 */
public function processUpload($check=array()) {
	// deal with uploaded file
	if (!empty($check['image']['tmp_name'])) {

		// check file is uploaded
		if (!is_uploaded_file($check['image']['tmp_name'])) {
			return FALSE;
		}
		$this->data[$this->alias]['image'] = "onUpload";
	}
	return TRUE;
}
 
public function delete($id = NULL, $cascade = true){
	$dataSource = $this->getDataSource();
	$dataSource->begin();
	$result = $this->delete($id['DreamjobPageInh']['id'],false);
	if($result){
		$filename = WWW_ROOT . $this->uploadDir . DS .$id['DreamjobPageImage']['image'];
		chmod($filename,0755);
		$result = unlink($filename);
	}
	if ($result) {
		$dataSource->commit();
		return true;
	} else {
		$dataSource->rollback();
	}
	return false;
}
public function saveAndUpload($data){
	$dataSource = $this->getDataSource();
	$dataSource->begin();
	$result = $this->saveAssociated($data);
	if($result){
		$filename = $data["DreamjobPageInh"]['user_id'] . "_-page-_" . $this->id .".". pathinfo($data[$this->alias]['image']['name'], PATHINFO_EXTENSION);
		$filename = WWW_ROOT . $this->uploadDir . DS . $filename;
		
		if(file_exists($filename)){
			chmod($filename,0755); //Change the file permissions if allowed
			unlink($filename); //remove the file
		}
	
		if (!move_uploaded_file($data[$this->alias]['image']['tmp_name'], $filename)) {
			$result = false;
		} else {
			$result = $this->saveField('image', str_replace(DS, "/", str_replace(WWW_ROOT.$this->uploadDir.DS, "", $filename) ));
		}
	}
	
	if ($result) {
		$dataSource->commit();
		return true;
	} else {
		$dataSource->rollback();
	}
	return false;
}
/**
 * belongsTo associations
 *
 * @var array
 */
	public $belongsTo = array(
		'DreamjobPageInh' => array(
			'className' => 'DreamjobPageInh',
			'foreignKey' => 'page_ptr_id',
			'conditions' => '',
			'fields' => '',
			'order' => ''
		)
	);
}