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<?php |
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namespace Sunnysideup\PerfectCmsImages\Filesystem; |
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use SilverStripe\Assets\Upload_Validator; |
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use Sunnysideup\PerfectCmsImages\Api\PerfectCMSImages; |
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class PerfectCmsImageValidator extends Upload_Validator |
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{ |
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protected $fieldName = ''; |
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public function setFieldName($fieldName) |
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{ |
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$this->fieldName = $fieldName; |
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} |
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/** |
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* Looser check validation that doesn't do is_upload_file() |
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* checks as we're faking a POST request that PHP didn't generate |
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* itself. |
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* |
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* @return bool |
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*/ |
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public function validate() |
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{ |
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$hasError = false; |
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$name = $this->fieldName; |
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if (PerfectCMSImages::get_enforce_size($name)) { |
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$useRetina = PerfectCMSImages::use_retina($name); |
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$multiplier = PerfectCMSImages::get_multiplier($useRetina); |
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$widthRecommendation = ((int) PerfectCMSImages::get_width($name, true)) * $multiplier; |
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$heightRecommendation = ((int)PerfectCMSImages::get_height($name, true)) * $multiplier; |
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if (0 !== $widthRecommendation) { |
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if (!$this->isImageCorrectWidth(true, $widthRecommendation)) { |
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$this->errors[] = 'Expected width: ' . $widthRecommendation . 'px;'; |
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$hasError = true; |
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} |
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} |
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if ($heightRecommendation) { |
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if (!$this->isImageCorrectWidth(false, $heightRecommendation)) { |
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$this->errors[] = 'Expected height: ' . $heightRecommendation . 'px;'; |
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$hasError = true; |
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} |
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} |
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} |
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$parentResult = parent::validate(); |
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if ($hasError) { |
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return false; |
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} |
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return $parentResult; |
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} |
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protected function isImageCorrectWidth($isWidth, $recommendedWidthOrHeight) |
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{ |
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$actualWidthOrHeight = $this->getWidthOrHeight($isWidth); |
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if ($actualWidthOrHeight) { |
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if ($actualWidthOrHeight !== $recommendedWidthOrHeight) { |
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return false; |
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} |
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} |
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return true; |
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} |
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protected function getWidthOrHeight($isWidth) |
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{ |
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$imageSize = false; |
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if (isset($this->tmpFile['tmp_name'])) { |
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$imageSize = getimagesize($this->tmpFile['tmp_name']); |
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} |
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// $imagefile = $this->getFullPath(); |
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// if($this->exists() && file_exists($imageFile)) { |
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// $imageSize = getimagesize($imagefile); |
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// } |
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if (false === $imageSize) { |
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return false; |
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} |
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if ($isWidth) { |
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return $imageSize[0]; |
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} |
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return $imageSize[1]; |
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} |
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} |
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sunnysideup /
silverstripe-perfect_cms_images
