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64 lines
1.7 KiB
64 lines
1.7 KiB
9 months ago
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<?php
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/**
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* TablePress Table Import Base Class
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*
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* @package TablePress
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* @subpackage Export/Import
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* @author Tobias Bäthge
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* @since 2.0.0
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*/
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// Prohibit direct script loading.
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defined( 'ABSPATH' ) || die( 'No direct script access allowed!' );
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/**
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* TablePress Table Import Base Class
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*
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* @package TablePress
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* @subpackage Export/Import
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* @author Tobias Bäthge
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* @since 2.0.0
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*/
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abstract class TablePress_Import_Base {
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/**
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* Makes sure that a passed table array is rectangular with all rows having the same number of columns (the highest one that is found).
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*
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* This function uses call by reference to save PHP memory on large arrays.
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*
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* @since 1.0.0
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* @since 2.0.0 The $an_array parameter is handled by reference.
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*
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* @param array<int, array<int, mixed>> $an_array Two-dimensional array to be padded.
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*/
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public function pad_array_to_max_cols( array &$an_array ): void {
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$max_columns = $this->count_max_columns( $an_array );
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// Extend the array to at least one column.
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$max_columns = max( 1, $max_columns );
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array_walk(
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$an_array,
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static function ( array &$row, int $col_idx ) use ( $max_columns ): void {
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$row = array_pad( $row, $max_columns, '' );
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}
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);
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}
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/**
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* Get the highest number of columns in the rows.
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*
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* @since 1.0.0
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*
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* @param array<int, array<int, mixed>> $an_array Two-dimensional array.
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* @return int Highest number of columns in the rows of the array.
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*/
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protected function count_max_columns( array $an_array ): int {
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$max_columns = 0;
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foreach ( $an_array as $row_idx => $row ) {
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$num_columns = count( $row );
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$max_columns = max( $num_columns, $max_columns );
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}
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return $max_columns;
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}
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} // class TablePress_Import_Base
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