85 lines
2.0 KiB
PHP
85 lines
2.0 KiB
PHP
<?php
|
|
|
|
namespace App\Lib\Tools;
|
|
|
|
use Cake\Utility\Hash;
|
|
|
|
|
|
class CsvConverter
|
|
{
|
|
|
|
/**
|
|
* @param array $data
|
|
* @param array $options
|
|
* @return string
|
|
*/
|
|
public static function flattenJSON(array $data, $options=[]): string
|
|
{
|
|
$csv = '';
|
|
$toConvert = [];
|
|
if (!self::array_is_list($data)) {
|
|
$toConvert = [$data];
|
|
} else {
|
|
$toConvert = $data;
|
|
}
|
|
|
|
$headers = self::collectHeaders($toConvert);
|
|
$csv .= implode(',', self::quoteArray($headers)) . PHP_EOL;
|
|
foreach ($toConvert as $i => $item) {
|
|
$csv .= self::getRow($headers, $item);
|
|
}
|
|
|
|
return $csv;
|
|
}
|
|
|
|
private static function collectHeaders(array $items): array
|
|
{
|
|
$allHeaders = [];
|
|
foreach ($items as $item) {
|
|
$headers = Hash::flatten($item);
|
|
foreach ($headers as $head => $value) {
|
|
if (str_starts_with($head, '_')) {
|
|
continue;
|
|
}
|
|
if (is_array($value) && empty($value)) {
|
|
continue;
|
|
}
|
|
$allHeaders[$head] = 1;
|
|
}
|
|
}
|
|
return array_keys($allHeaders);
|
|
}
|
|
|
|
private static function getRow(array $headers, array $item): string
|
|
{
|
|
$tmp = [];
|
|
foreach ($headers as $header) {
|
|
$value = Hash::get($item, $header);
|
|
if (!isset($value)) {
|
|
$value = '';
|
|
}
|
|
if (is_bool($value)) {
|
|
$value = !empty($value) ? '1' : '0';
|
|
}
|
|
$tmp[] = '"' . $value . '"';
|
|
}
|
|
$row = implode(',', $tmp) . PHP_EOL;
|
|
return $row;
|
|
}
|
|
|
|
private static function quoteArray(array $arr): array
|
|
{
|
|
return array_map(function($item) {
|
|
return '"' . $item . '"';
|
|
}, $arr);
|
|
}
|
|
|
|
private static function array_is_list(array $arr): bool
|
|
{
|
|
if ($arr === []) {
|
|
return true;
|
|
}
|
|
return array_keys($arr) === range(0, count($arr) - 1);
|
|
}
|
|
}
|