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<?php

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class wfHelperString {

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/**

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* cycle through arguments

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* @return mixed

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public static function cycle() {

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static $counter = 0;

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$args = func_get_args();

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if (empty($args)) {

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$counter = 0;

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return null;

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}

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$return_val = $args[$counter % count($args)];

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$counter++;

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return $return_val;

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}

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public static function plainTextTable($table, $maxColumnWidth = 60) {

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if (count($table) === 0) {

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return '';

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}

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$colLengths = array();

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for ($row = 0; $row < count($table); $row++) {

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if (is_string($table[$row])) { //Special handling to show a sub-header/divider

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continue;

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}

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for ($col = 0; $col < count($table[$row]); $col++) {

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$table[$row][$col] = wordwrap(str_replace("\t", " ", $table[$row][$col]), $maxColumnWidth, "\n", true);

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foreach (explode("\n", $table[$row][$col]) as $colText) {

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if (!isset($colLengths[$col])) {

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$colLengths[$col] = strlen($colText);

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continue;

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}

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$len = strlen($colText);

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if ($len > $colLengths[$col]) {

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$colLengths[$col] = $len;

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}

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}

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}

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}

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$totalWidth = array_sum($colLengths) + (count($colLengths) * 3) + 1;

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$hr = str_repeat('-', $totalWidth);

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$output = $hr . "\n";

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for ($row = 0; $row < count($table); $row++) {

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if (is_string($table[$row])) { //Special handling to show a sub-header/divider

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if ($row > 1) { $output .= $hr . "\n"; }

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$output .= '| ' . str_pad($table[$row], $totalWidth - 4, ' ', STR_PAD_BOTH) . ' ' . "|\n";

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$output .= $hr . "\n";

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continue;

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}

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$colHeight = 0;

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for ($col = 0; $col < count($table[$row]); $col++) {

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$height = substr_count($table[$row][$col], "\n");

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if ($height > $colHeight) {

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$colHeight = $height;

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}

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}

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for ($colRow = 0; $colRow <= $colHeight; $colRow++) {

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for ($col = 0; $col < count($table[$row]); $col++) {

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$colRows = explode("\n", $table[$row][$col]);

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$output .= '| ' . str_pad(isset($colRows[$colRow]) ? $colRows[$colRow] : '', $colLengths[$col], ' ', STR_PAD_RIGHT) . ' ';

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}

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$output .= "|\n";

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}

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if ($row === 0) {

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$output .= $hr . "\n";

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}

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}

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return trim($output . (count($table) > 1 ? $hr : ''));

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}

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}

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