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firefly-iii/app/Support/Http/Controllers/BasicDataSupport.php

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<?php
/**
* BasicDataSupport.php
* Copyright (c) 2018 thegrumpydictator@gmail.com
*
* This file is part of Firefly III.
*
* Firefly III is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Firefly III is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Firefly III. If not, see <http://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace FireflyIII\Support\Http\Controllers;
/**
* Trait BasicDataSupport
*
*/
trait BasicDataSupport
{
/**
* Filters empty results from getBudgetPeriodReport.
*
* @param array $data
*
* @return array
*/
protected function filterPeriodReport(array $data): array // helper function for period overview.
{
/**
* @var int $entryId
* @var array $set
*/
foreach ($data as $entryId => $set) {
$sum = '0';
foreach ($set['entries'] as $amount) {
$sum = bcadd($amount, $sum);
}
$data[$entryId]['sum'] = $sum;
if (0 === bccomp('0', $sum)) {
unset($data[$entryId]);
}
}
return $data;
}
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/**
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* Sum up an array.
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*
* @param array $array
*
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* @return string
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*/
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protected function arraySum(array $array): string // filter + group data
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{
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$sum = '0';
foreach ($array as $entry) {
$sum = bcadd($sum, $entry);
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}
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return $sum;
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}
/**
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* Find the ID in a given array. Return '0' of not there (amount).
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*
* @param array $array
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* @param int $entryId
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*
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* @return null|mixed
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*/
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protected function isInArray(array $array, int $entryId) // helper for data (math, calculations)
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{
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$result = '0';
if (isset($array[$entryId])) {
$result = $array[$entryId];
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}
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return $result;
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}
}