编辑文件：maxfilesize.php
<?php namespace Contactable\SWV; class MaxFileSizeRule extends Rule { const rule_name = 'maxfilesize'; public function matches( $context ) { if ( false === parent::matches( $context ) ) { return false; } if ( empty( $context['file'] ) ) { return false; } return true; } public function validate( $context ) { $input = $this->get_default_upload()->size ?? ''; $input = wpcf7_array_flatten( $input ); $input = wpcf7_exclude_blank( $input ); if ( empty( $input ) ) { return true; } $threshold = $this->get_property( 'threshold' ); if ( $threshold < array_sum( $input ) ) { return $this->create_error(); } return true; } }
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