Sunnysideup\PerfectCmsImages\Filesystem\PerfectCmsImageValidator

Complexity

Total Complexity

15

Size/Duplication

Total Lines	81
Duplicated Lines	0 %

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	setFieldName()	0	3	1
B	validate()	0	30	7
A	isImageCorrectWidth()	0	10	3
A	getWidthOrHeight()	0	21	4

<?php

namespace Sunnysideup\PerfectCmsImages\Filesystem;

use SilverStripe\Assets\Upload_Validator;
use Sunnysideup\PerfectCmsImages\Api\PerfectCMSImages;

class PerfectCmsImageValidator extends Upload_Validator
{
    protected $fieldName = '';

    public function setFieldName($fieldName)
    {
        $this->fieldName = $fieldName;
    }

    /**
     * Looser check validation that doesn't do is_upload_file()
     * checks as we're faking a POST request that PHP didn't generate
     * itself.
     *
     * @return bool
     */
    public function validate()
    {
        $hasError = false;
        $name = $this->fieldName;
        if (PerfectCMSImages::get_enforce_size($name)) {
            $useRetina = PerfectCMSImages::use_retina($name);
            $multiplier = PerfectCMSImages::get_multiplier($useRetina);
            $widthRecommendation = ((int) PerfectCMSImages::get_width($name, true)) * $multiplier;
            $heightRecommendation = ((int)PerfectCMSImages::get_height($name, true)) * $multiplier;
            if (0 !== $widthRecommendation) {
                if (!$this->isImageCorrectWidth(true, $widthRecommendation)) {
                    $this->errors[] = 'Expected width: ' . $widthRecommendation . 'px;';
                    $hasError = true;
                }
            }

            if ($heightRecommendation) {
                if (!$this->isImageCorrectWidth(false, $heightRecommendation)) {
                    $this->errors[] = 'Expected height: ' . $heightRecommendation . 'px;';
                    $hasError = true;
                }
            }
        }

        $parentResult = parent::validate();
        if ($hasError) {
            return false;
        }

        return $parentResult;
    }

    protected function isImageCorrectWidth($isWidth, $recommendedWidthOrHeight)
    {
        $actualWidthOrHeight = $this->getWidthOrHeight($isWidth);
        if ($actualWidthOrHeight) {
            if ($actualWidthOrHeight !== $recommendedWidthOrHeight) {
                return false;
            }
        }

        return true;
    }

    protected function getWidthOrHeight($isWidth)
    {
        $imageSize = false;
        if (isset($this->tmpFile['tmp_name'])) {
            $imageSize = getimagesize($this->tmpFile['tmp_name']);
        }

        // $imagefile = $this->getFullPath();
        // if($this->exists() && file_exists($imageFile)) {
        //     $imageSize = getimagesize($imagefile);
        // }

        if (false === $imageSize) {
            return false;
        }

        if ($isWidth) {
            return $imageSize[0];
        }

        return $imageSize[1];
    }
}