all

src/Filter/RegexFilter.php

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+<?php
+
+namespace Aternos\Mclogs\Filter;
+
+use Aternos\Mclogs\Filter\Pattern\Pattern;
+use Aternos\Mclogs\Filter\Pattern\PatternWithReplacement;
+
+abstract class RegexFilter extends Filter
+{
+    /**
+     * @return PatternWithReplacement[]
+     */
+    abstract protected function getPatterns(): array;
+
+    /**
+     * @return Pattern[]
+     */
+    protected function getExemptions(): array
+    {
+        return [];
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getType(): FilterType
+    {
+        return FilterType::REGEX;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getData(): array
+    {
+        return [
+            "patterns" => $this->getPatterns(),
+            "exemptions" => $this->getExemptions(),
+        ];
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function filter(string $data): string
+    {
+        foreach ($this->getPatterns() as $pattern) {
+            $data = preg_replace_callback($pattern->get(), function ($matches) use ($pattern) {
+                foreach ($this->getExemptions() as $exemptionPattern) {
+                    if (preg_match($exemptionPattern->get(), $matches[0])) {
+                        return $matches[0];
+                    }
+                }
+                return $pattern->getReplacement();
+            }, $data);
+        }
+        return $data;
+    }
+}