picu .csv Proof File

picu-csv-proof-file.php

/**
 * Create .csv proof file content
 *
 * Puts the email in the first column, selected filenames in the follwing columns,
 * each recipient on a new line.
 *
 * @param string $proof_file_content The original proof file content
 * @param int $post_id The collection post ID
 * @return string The filtered proof file content
 */
function my_picu_proof_file_content( $proof_file_content, $post_id ) {
	$emails = picu_get_collection_emails( $post_id );
	$temp = [];
	
	foreach( $emails as $email ) {
		$ident = picu_get_ident_from_email( $post_id, $email );
		$img_filenames = picu_get_approved_filenames( $post_id, $ident );
		$filename_separator = apply_filters( 'picu_filename_separator', ' ' );
		$temp[$email] = explode( $filename_separator, $img_filenames );
	}

	ob_start();
	
	foreach( $temp as $email => $filenames ) {
		echo $email .',';
		echo implode( ',', $filenames );
		echo "\n";
	}

	return ob_get_clean();
}

add_filter( 'picu_proof_file_content', 'my_picu_proof_file_content', 10, 2 );


/**
 * Filter file name, use .csv as file extension
 *
 * @param string $filename The original filename
 * @parem int $post_id The collection post ID
 * @return string The filtered filename
 */
function my_picu_proof_file_name( $filename, $post_id ) {
	$filename = sanitize_title( get_the_title( $post_id ) ) . '.csv';
	return $filename;
}

add_filter( 'picu_proof_file_name', 'my_picu_proof_file_name', 10, 2 );