<?php
class WPCF7_SWV_MinFileSizeRule extends WPCF7_SWV_Rule {
const rule_name = 'minfilesize';
public function matches( $context ) {
if ( false === parent::matches( $context ) ) {
return false;
}
if ( empty( $context['file'] ) ) {
return false;
}
return true;
}
public function validate( $context ) {
$field = $this->get_property( 'field' );
$input = isset( $_FILES[$field]['size'] ) ? $_FILES[$field]['size'] : '';
$input = wpcf7_array_flatten( $input );
$input = wpcf7_exclude_blank( $input );
if ( empty( $input ) ) {
return true;
}
$threshold = $this->get_property( 'threshold' );
if ( array_sum( $input ) < $threshold ) {
return new WP_Error( 'wpcf7_invalid_minfilesize',
$this->get_property( 'error' )
);
}
return true;
}
}
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