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path: root/libs/Zend/Validate/File/ImageSize.php
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Diffstat (limited to 'libs/Zend/Validate/File/ImageSize.php')
-rw-r--r--libs/Zend/Validate/File/ImageSize.php364
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diff --git a/libs/Zend/Validate/File/ImageSize.php b/libs/Zend/Validate/File/ImageSize.php
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--- a/libs/Zend/Validate/File/ImageSize.php
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-<?php
-/**
- * Zend Framework
- *
- * LICENSE
- *
- * This source file is subject to the new BSD license that is bundled
- * with this package in the file LICENSE.txt.
- * It is also available through the world-wide-web at this URL:
- * http://framework.zend.com/license/new-bsd
- * If you did not receive a copy of the license and are unable to
- * obtain it through the world-wide-web, please send an email
- * to license@zend.com so we can send you a copy immediately.
- *
- * @category Zend
- * @package Zend_Validate
- * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- * @version $Id: ImageSize.php 23775 2011-03-01 17:25:24Z ralph $
- */
-
-/**
- * @see Zend_Validate_Abstract
- */
-// require_once 'Zend/Validate/Abstract.php';
-
-/**
- * Validator for the image size of a image file
- *
- * @category Zend
- * @package Zend_Validate
- * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- */
-class Zend_Validate_File_ImageSize extends Zend_Validate_Abstract
-{
- /**
- * @const string Error constants
- */
- const WIDTH_TOO_BIG = 'fileImageSizeWidthTooBig';
- const WIDTH_TOO_SMALL = 'fileImageSizeWidthTooSmall';
- const HEIGHT_TOO_BIG = 'fileImageSizeHeightTooBig';
- const HEIGHT_TOO_SMALL = 'fileImageSizeHeightTooSmall';
- const NOT_DETECTED = 'fileImageSizeNotDetected';
- const NOT_READABLE = 'fileImageSizeNotReadable';
-
- /**
- * @var array Error message template
- */
- protected $_messageTemplates = array(
- self::WIDTH_TOO_BIG => "Maximum allowed width for image '%value%' should be '%maxwidth%' but '%width%' detected",
- self::WIDTH_TOO_SMALL => "Minimum expected width for image '%value%' should be '%minwidth%' but '%width%' detected",
- self::HEIGHT_TOO_BIG => "Maximum allowed height for image '%value%' should be '%maxheight%' but '%height%' detected",
- self::HEIGHT_TOO_SMALL => "Minimum expected height for image '%value%' should be '%minheight%' but '%height%' detected",
- self::NOT_DETECTED => "The size of image '%value%' could not be detected",
- self::NOT_READABLE => "File '%value%' is not readable or does not exist",
- );
-
- /**
- * @var array Error message template variables
- */
- protected $_messageVariables = array(
- 'minwidth' => '_minwidth',
- 'maxwidth' => '_maxwidth',
- 'minheight' => '_minheight',
- 'maxheight' => '_maxheight',
- 'width' => '_width',
- 'height' => '_height'
- );
-
- /**
- * Minimum image width
- *
- * @var integer
- */
- protected $_minwidth;
-
- /**
- * Maximum image width
- *
- * @var integer
- */
- protected $_maxwidth;
-
- /**
- * Minimum image height
- *
- * @var integer
- */
- protected $_minheight;
-
- /**
- * Maximum image height
- *
- * @var integer
- */
- protected $_maxheight;
-
- /**
- * Detected width
- *
- * @var integer
- */
- protected $_width;
-
- /**
- * Detected height
- *
- * @var integer
- */
- protected $_height;
-
- /**
- * Sets validator options
- *
- * Accepts the following option keys:
- * - minheight
- * - minwidth
- * - maxheight
- * - maxwidth
- *
- * @param Zend_Config|array $options
- * @return void
- */
- public function __construct($options)
- {
- if ($options instanceof Zend_Config) {
- $options = $options->toArray();
- } elseif (1 < func_num_args()) {
- if (!is_array($options)) {
- $options = array('minwidth' => $options);
- }
- $argv = func_get_args();
- array_shift($argv);
- $options['minheight'] = array_shift($argv);
- if (!empty($argv)) {
- $options['maxwidth'] = array_shift($argv);
- if (!empty($argv)) {
- $options['maxheight'] = array_shift($argv);
- }
- }
- } else if (!is_array($options)) {
- // require_once 'Zend/Validate/Exception.php';
- throw new Zend_Validate_Exception ('Invalid options to validator provided');
- }
-
- if (isset($options['minheight']) || isset($options['minwidth'])) {
- $this->setImageMin($options);
- }
-
- if (isset($options['maxheight']) || isset($options['maxwidth'])) {
- $this->setImageMax($options);
- }
- }
-
- /**
- * Returns the set minimum image sizes
- *
- * @return array
- */
- public function getImageMin()
- {
- return array('minwidth' => $this->_minwidth, 'minheight' => $this->_minheight);
- }
-
- /**
- * Returns the set maximum image sizes
- *
- * @return array
- */
- public function getImageMax()
- {
- return array('maxwidth' => $this->_maxwidth, 'maxheight' => $this->_maxheight);
- }
-
- /**
- * Returns the set image width sizes
- *
- * @return array
- */
- public function getImageWidth()
- {
- return array('minwidth' => $this->_minwidth, 'maxwidth' => $this->_maxwidth);
- }
-
- /**
- * Returns the set image height sizes
- *
- * @return array
- */
- public function getImageHeight()
- {
- return array('minheight' => $this->_minheight, 'maxheight' => $this->_maxheight);
- }
-
- /**
- * Sets the minimum image size
- *
- * @param array $options The minimum image dimensions
- * @throws Zend_Validate_Exception When minwidth is greater than maxwidth
- * @throws Zend_Validate_Exception When minheight is greater than maxheight
- * @return Zend_Validate_File_ImageSize Provides a fluent interface
- */
- public function setImageMin($options)
- {
- if (isset($options['minwidth'])) {
- if (($this->_maxwidth !== null) and ($options['minwidth'] > $this->_maxwidth)) {
- // require_once 'Zend/Validate/Exception.php';
- throw new Zend_Validate_Exception("The minimum image width must be less than or equal to the "
- . " maximum image width, but {$options['minwidth']} > {$this->_maxwidth}");
- }
- }
-
- if (isset($options['maxheight'])) {
- if (($this->_maxheight !== null) and ($options['minheight'] > $this->_maxheight)) {
- // require_once 'Zend/Validate/Exception.php';
- throw new Zend_Validate_Exception("The minimum image height must be less than or equal to the "
- . " maximum image height, but {$options['minheight']} > {$this->_maxheight}");
- }
- }
-
- if (isset($options['minwidth'])) {
- $this->_minwidth = (int) $options['minwidth'];
- }
-
- if (isset($options['minheight'])) {
- $this->_minheight = (int) $options['minheight'];
- }
-
- return $this;
- }
-
- /**
- * Sets the maximum image size
- *
- * @param array $options The maximum image dimensions
- * @throws Zend_Validate_Exception When maxwidth is smaller than minwidth
- * @throws Zend_Validate_Exception When maxheight is smaller than minheight
- * @return Zend_Validate_StringLength Provides a fluent interface
- */
- public function setImageMax($options)
- {
- if (isset($options['maxwidth'])) {
- if (($this->_minwidth !== null) and ($options['maxwidth'] < $this->_minwidth)) {
- // require_once 'Zend/Validate/Exception.php';
- throw new Zend_Validate_Exception("The maximum image width must be greater than or equal to the "
- . "minimum image width, but {$options['maxwidth']} < {$this->_minwidth}");
- }
- }
-
- if (isset($options['maxheight'])) {
- if (($this->_minheight !== null) and ($options['maxheight'] < $this->_minheight)) {
- // require_once 'Zend/Validate/Exception.php';
- throw new Zend_Validate_Exception("The maximum image height must be greater than or equal to the "
- . "minimum image height, but {$options['maxheight']} < {$this->_minwidth}");
- }
- }
-
- if (isset($options['maxwidth'])) {
- $this->_maxwidth = (int) $options['maxwidth'];
- }
-
- if (isset($options['maxheight'])) {
- $this->_maxheight = (int) $options['maxheight'];
- }
-
- return $this;
- }
-
- /**
- * Sets the mimimum and maximum image width
- *
- * @param array $options The image width dimensions
- * @return Zend_Validate_File_ImageSize Provides a fluent interface
- */
- public function setImageWidth($options)
- {
- $this->setImageMin($options);
- $this->setImageMax($options);
-
- return $this;
- }
-
- /**
- * Sets the mimimum and maximum image height
- *
- * @param array $options The image height dimensions
- * @return Zend_Validate_File_ImageSize Provides a fluent interface
- */
- public function setImageHeight($options)
- {
- $this->setImageMin($options);
- $this->setImageMax($options);
-
- return $this;
- }
-
- /**
- * Defined by Zend_Validate_Interface
- *
- * Returns true if and only if the imagesize of $value is at least min and
- * not bigger than max
- *
- * @param string $value Real file to check for image size
- * @param array $file File data from Zend_File_Transfer
- * @return boolean
- */
- public function isValid($value, $file = null)
- {
- // Is file readable ?
- // require_once 'Zend/Loader.php';
- if (!Zend_Loader::isReadable($value)) {
- return $this->_throw($file, self::NOT_READABLE);
- }
-
- $size = @getimagesize($value);
- $this->_setValue($file);
-
- if (empty($size) or ($size[0] === 0) or ($size[1] === 0)) {
- return $this->_throw($file, self::NOT_DETECTED);
- }
-
- $this->_width = $size[0];
- $this->_height = $size[1];
- if ($this->_width < $this->_minwidth) {
- $this->_throw($file, self::WIDTH_TOO_SMALL);
- }
-
- if (($this->_maxwidth !== null) and ($this->_maxwidth < $this->_width)) {
- $this->_throw($file, self::WIDTH_TOO_BIG);
- }
-
- if ($this->_height < $this->_minheight) {
- $this->_throw($file, self::HEIGHT_TOO_SMALL);
- }
-
- if (($this->_maxheight !== null) and ($this->_maxheight < $this->_height)) {
- $this->_throw($file, self::HEIGHT_TOO_BIG);
- }
-
- if (count($this->_messages) > 0) {
- return false;
- }
-
- return true;
- }
-
- /**
- * Throws an error of the given type
- *
- * @param string $file
- * @param string $errorType
- * @return false
- */
- protected function _throw($file, $errorType)
- {
- if ($file !== null) {
- $this->_value = $file['name'];
- }
-
- $this->_error($errorType);
- return false;
- }
-}
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