UniqueCache::clear()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
eloc 1
c 1
b 0
f 0
dl 0
loc 3
rs 10
cc 1
nc 1
nop 0
1
<?php
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namespace Knp\FriendlyContexts\Utils;
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class UniqueCache
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{
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    private $cache = [];
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    public function exists($className, $field, $value)
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    {
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        if (!isset($this->cache[$className])) {
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            return false;
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        }
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        if (!is_array($this->cache[$className]) || !isset($this->cache[$className][$field])) {
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            return false;
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        }
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        if (!is_array($this->cache[$className][$field])) {
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            return false;
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        }
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        foreach ($this->cache[$className][$field] as $cacheValue) {
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            if ($value === $cacheValue) {
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                return true;
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            }
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        }
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        return false;
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    }
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    public function generate($className, $field, $callback)
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    {
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        do {
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            $value = $callback();
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        } while ($this->exists($className, $field, $value));
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        if (!isset($this->cache[$className])) {
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            $this->cache[$className] = [];
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        }
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        if (!isset($this->cache[$className][$field])) {
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            $this->cache[$className][$field] = [];
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        }
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        $this->cache[$className][$field][] = $value;
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        return $value;
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    }
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    public function clear()
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    {
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        $this->cache = [];
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    }
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}
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