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95 lines
2.9 KiB
PHP
95 lines
2.9 KiB
PHP
<?php
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/**
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* Compare.php
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*
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* -Description-
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* @link https://www.librenms.org
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*
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* @copyright 2022 Tony Murray
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* @author Tony Murray <murraytony@gmail.com>
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*/
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namespace LibreNMS\Util;
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use Illuminate\Support\Str;
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class Compare
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{
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/**
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* Perform comparison of two items based on give comparison method
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* Valid comparisons: =, !=, ==, !==, >=, <=, >, <, contains, starts, ends, regex
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* contains, starts, ends: $a haystack, $b needle(s)
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* regex: $a subject, $b regex
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*
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* @param mixed $a
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* @param mixed $b
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* @param string $comparison =, !=, ==, !== >=, <=, >, <, contains, starts, ends, regex
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* @return bool
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*/
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public static function values($a, $b, $comparison = '=')
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{
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// handle PHP8 change to implicit casting
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if (is_numeric($a) || is_numeric($b)) {
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$a = Number::cast($a);
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$b = is_array($b) ? $b : Number::cast($b);
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}
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switch ($comparison) {
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case '=':
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return $a == $b;
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case '!=':
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return $a != $b;
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case '==':
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return $a === $b;
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case '!==':
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return $a !== $b;
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case '>=':
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return $a >= $b;
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case '<=':
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return $a <= $b;
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case '>':
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return $a > $b;
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case '<':
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return $a < $b;
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case 'contains':
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return Str::contains($a, $b);
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case 'not_contains':
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return ! Str::contains($a, $b);
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case 'starts':
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return Str::startsWith($a, $b);
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case 'not_starts':
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return ! Str::startsWith($a, $b);
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case 'ends':
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return Str::endsWith($a, $b);
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case 'not_ends':
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return ! Str::endsWith($a, $b);
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case 'regex':
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return (bool) preg_match($b, $a);
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case 'not_regex':
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return ! ((bool) preg_match($b, $a));
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case 'in_array':
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return in_array($a, $b);
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case 'not_in_array':
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return ! in_array($a, $b);
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case 'exists':
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return isset($a) == $b;
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default:
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return false;
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}
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}
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}
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