Conlect\ImageIIIF\Validators\SizeValidator::valid()

Complexity

Conditions	12
Paths	11

Size

Total Lines	40
Code Lines	22

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

<?php
    public function valid($value)
    {
        if ($value === 'max') {
            return true;
        }

        if ($value === '^max') {
            throw new NotImplementedException("Maximum size is not implemented.");
        }

        if (! $this->allow_upscaling && $this->upscale) {
            throw new NotImplementedException("Upscaling is not allowed.");
        }

        $this->upscale = str_starts_with($value, '^');
        $isPercent = str_contains($value, 'pct:');
        $percent_value = (int)$this->getPercentValue($value);

        if ($isPercent) {
            if ($percent_value == 0 || $percent_value < 1) {
                throw new BadRequestException("Size $value is invalid.");
            }
            if ($this->upscale) {
                return true;
            }
            if ($percent_value > 100) {
                throw new BadRequestException("Size $value is invalid.");
            }

            if ($percent_value <= 100) {
                return true;
            }
        }

        $all_regex = implode('|', $this->regex);
        if (preg_match('/' . $all_regex . '/', $value)) {
            return true;
        }

        throw new BadRequestException("Size $value is invalid.");
    }