Semver implementation

.github/workflows/ci.yml

@@ -30,6 +30,7 @@ jobs:
           - '8.0'
           - '8.1'
           - '8.2'
+          - '8.3'
     steps:
       - name: Checkout code
         uses: actions/checkout@v3

CHANGES.txt

@@ -1,3 +1,8 @@
+7.3.0 (May 14, 2024)
+  - Added support for targeting rules based on semantic versions (https://semver.org/).
+  - Added the logic to handle correctly when the SDK receives an unsupported Matcher type.
+  - Updated dependencies to allow `symfony/yaml` 7.
+
 7.2.1 (March 6, 2024)
  - Fix error on duplicated file flagSetsValidator.
 

composer.json

@@ -25,7 +25,7 @@
     "php": ">=7.3",
     "psr/log": "1 - 3",
     "predis/predis": "^2.0",
-    "symfony/yaml": "^5.3|^6.0"
+    "symfony/yaml": "^5.3|^6.0|^7.0"
   },
 
   "require-dev": {

src/SplitIO/Exception/SemverParseException.php

@@ -0,0 +1,7 @@
+<?php
+namespace SplitIO\Exception;
+
+class SemverParseException extends \LogicException
+{
+
+}

src/SplitIO/Exception/UnsupportedMatcherException.php

@@ -0,0 +1,7 @@
+<?php
+namespace SplitIO\Exception;
+
+class UnsupportedMatcherException extends \LogicException
+{
+
+}

src/SplitIO/Grammar/Condition.php

@@ -2,15 +2,17 @@
 namespace SplitIO\Grammar;
 
 use SplitIO\Exception\InvalidMatcherException;
-use SplitIO\Split as SplitApp;
 use SplitIO\Grammar\Condition\Combiner\AndCombiner;
 use SplitIO\Grammar\Condition\Combiner\CombinerEnum;
 use SplitIO\Grammar\Condition\Combiner\Factor\NotFactor;
+use SplitIO\Grammar\Condition\ConditionTypeEnum;
 use SplitIO\Grammar\Condition\Matcher;
-use SplitIO\Grammar\Condition\Partition;
 use SplitIO\Grammar\Condition\Matcher\AbstractMatcher;
-use SplitIO\Grammar\Condition\ConditionTypeEnum;
 use SplitIO\Grammar\Condition\Matcher\Dependency;
+use SplitIO\Grammar\Condition\Partition;
+use SplitIO\Grammar\Condition\Partition\TreatmentEnum;
+use SplitIO\Sdk\Impressions\ImpressionLabel;
+use SplitIO\Split as SplitApp;
 
 class Condition
 {
@@ -115,6 +117,31 @@ public function match($key, array $attributes = null, $bucketingKey = null)
         return false;
     }
 
+    public static function getDefaultCondition()
+    {
+        return new Condition(array(
+            'conditionType' => ConditionTypeEnum::WHITELIST,
+            'matcherGroup' => array(
+                'combiner' => CombinerEnum::_AND,
+                'matchers' => array(
+                    array(
+                        'matcherType' => Matcher::ALL_KEYS,
+                        'negate' => false,
+                        'userDefinedSegmentMatcherData' => null,
+                        'whitelistMatcherData' => null
+                    )
+                )
+            ),
+            'partitions' => array(
+                array(
+                    'treatment' => TreatmentEnum::CONTROL,
+                    'size' => 100
+                )
+            ),
+            'label' => ImpressionLabel::UNSUPPORTED_MATCHER
+        ));
+    }
+
     /**
      * @return array|null
      */

src/SplitIO/Grammar/Condition/Matcher.php

@@ -1,11 +1,17 @@
 <?php
 namespace SplitIO\Grammar\Condition;
 
+use SplitIO\Exception\UnsupportedMatcherException;
 use SplitIO\Grammar\Condition\Matcher\All;
 use SplitIO\Grammar\Condition\Matcher\Between;
+use SplitIO\Grammar\Condition\Matcher\BetweenSemver;
 use SplitIO\Grammar\Condition\Matcher\EqualTo;
+use SplitIO\Grammar\Condition\Matcher\EqualToSemver;
 use SplitIO\Grammar\Condition\Matcher\GreaterThanOrEqualTo;
+use SplitIO\Grammar\Condition\Matcher\GreaterThanOrEqualToSemver;
+use SplitIO\Grammar\Condition\Matcher\InListSemver;
 use SplitIO\Grammar\Condition\Matcher\LessThanOrEqualTo;
+use SplitIO\Grammar\Condition\Matcher\LessThanOrEqualToSemver;
 use SplitIO\Grammar\Condition\Matcher\Segment;
 use SplitIO\Grammar\Condition\Matcher\Whitelist;
 use SplitIO\Grammar\Condition\Matcher\StartsWith;
@@ -39,6 +45,11 @@ class Matcher
     const IN_SPLIT_TREATMENT = 'IN_SPLIT_TREATMENT';
     const EQUAL_TO_BOOLEAN = 'EQUAL_TO_BOOLEAN';
     const MATCHES_STRING = 'MATCHES_STRING';
+    const EQUAL_TO_SEMVER = 'EQUAL_TO_SEMVER';
+    const GREATER_THAN_OR_EQUAL_TO_SEMVER = 'GREATER_THAN_OR_EQUAL_TO_SEMVER';
+    const LESS_THAN_OR_EQUAL_TO_SEMVER = 'LESS_THAN_OR_EQUAL_TO_SEMVER';
+    const BETWEEN_SEMVER = 'BETWEEN_SEMVER';
+    const IN_LIST_SEMVER = 'IN_LIST_SEMVER';
 
     public static function factory($matcher)
     {
@@ -129,9 +140,34 @@ public static function factory($matcher)
                     is_string($matcher['stringMatcherData']) ?
                     $matcher['stringMatcherData'] : null;
                 return new Regex($data, $negate, $attribute);
+            case self::EQUAL_TO_SEMVER:
+                $data = isset($matcher['stringMatcherData']) &&
+                    is_string($matcher['stringMatcherData']) ?
+                    $matcher['stringMatcherData'] : null;
+                return new EqualToSemver($data, $negate, $attribute);
+            case self::GREATER_THAN_OR_EQUAL_TO_SEMVER:
+                $data = isset($matcher['stringMatcherData']) &&
+                    is_string($matcher['stringMatcherData']) ?
+                    $matcher['stringMatcherData'] : null;
+                return new GreaterThanOrEqualToSemver($data, $negate, $attribute);
+            case self::LESS_THAN_OR_EQUAL_TO_SEMVER:
+                $data = isset($matcher['stringMatcherData']) &&
+                    is_string($matcher['stringMatcherData']) ?
+                    $matcher['stringMatcherData'] : null;
+                return new LessThanOrEqualToSemver($data, $negate, $attribute);
+            case self::BETWEEN_SEMVER:
+                $data = (isset($matcher['betweenStringMatcherData']) &&
+                    is_array($matcher['betweenStringMatcherData']))
+                    ? $matcher['betweenStringMatcherData'] : null;
+                return new BetweenSemver($data, $negate, $attribute);
+            case self::IN_LIST_SEMVER:
+                $data = (isset($matcher['whitelistMatcherData']['whitelist']) &&
+                    is_array($matcher['whitelistMatcherData']['whitelist']))
+                    ? $matcher['whitelistMatcherData']['whitelist'] : null;
+                return new InListSemver($data, $negate, $attribute);
             // @codeCoverageIgnoreStart
             default:
-                return null;
+                throw new UnsupportedMatcherException("Unable to create matcher for matcher type: " . $matcherType);
         }
         // @codeCoverageIgnoreEnd
     }

src/SplitIO/Grammar/Condition/Matcher/BetweenSemver.php

@@ -0,0 +1,48 @@
+<?php
+namespace SplitIO\Grammar\Condition\Matcher;
+
+use SplitIO\Grammar\Condition\Matcher;
+use SplitIO\Grammar\Semver\Semver;
+use SplitIO\Grammar\Semver\SemverComparer;
+use SplitIO\Split as SplitApp;
+
+class BetweenSemver extends AbstractMatcher
+{
+    protected $startTarget = null;
+    protected $endTarget = null;
+
+    public function __construct($data, $negate = false, $attribute = null)
+    {
+        parent::__construct(Matcher::BETWEEN_SEMVER, $negate, $attribute);
+
+        if ($data != null) {
+            $this->startTarget = Semver::build($data['start']);
+            $this->endTarget = Semver::build($data['end']);
+        }
+    }
+
+    /**
+     *
+     * @param mixed $key
+     */
+    protected function evalKey($key)
+    {
+        if ($key == null || !is_string($key) || $this->startTarget == null || $this->endTarget == null) {
+            return false;
+        }
+
+        $keySemver = Semver::build($key);
+        if ($keySemver == null) {
+            return false;
+        }
+
+        $result = SemverComparer::do($keySemver, $this->startTarget) >= 0
+               && SemverComparer::do($keySemver, $this->endTarget) <= 0;
+
+        SplitApp::logger()->debug($this->startTarget->getVersion() . " <= "
+            . $keySemver->getVersion() . " <= " . $this->endTarget->getVersion()
+            . " | Result: " . $result);
+
+        return $result;
+    }
+}

src/SplitIO/Grammar/Condition/Matcher/EqualToSemver.php

@@ -0,0 +1,42 @@
+<?php
+namespace SplitIO\Grammar\Condition\Matcher;
+
+use SplitIO\Grammar\Condition\Matcher;
+use SplitIO\Grammar\Semver\Semver;
+use SplitIO\Grammar\Semver\SemverComparer;
+use SplitIO\Split as SplitApp;
+
+class EqualToSemver extends AbstractMatcher
+{
+    private $toCompare;
+
+    public function __construct($toCompare, $negate = false, $attribute = null)
+    {
+        parent::__construct(Matcher::EQUAL_TO_SEMVER, $negate, $attribute);
+
+        $this->toCompare = Semver::build($toCompare);
+    }
+
+    /**
+     *
+     * @param mixed $key
+     */
+    protected function evalKey($key)
+    {
+        if ($key == null || $this->toCompare == null || !is_string($key)) {
+            return false;
+        }
+
+        $keySemver = Semver::build($key);
+        if ($keySemver == null) {
+            return false;
+        }
+
+        $result = SemverComparer::equals($this->toCompare, $keySemver);
+
+        SplitApp::logger()->debug($this->toCompare->getVersion() . " == "
+            . $keySemver->getVersion() . " | Result: " . $result);
+
+        return $result;
+    }
+}

src/SplitIO/Grammar/Condition/Matcher/GreaterThanOrEqualToSemver.php

@@ -0,0 +1,42 @@
+<?php
+namespace SplitIO\Grammar\Condition\Matcher;
+
+use SplitIO\Grammar\Condition\Matcher;
+use SplitIO\Grammar\Semver\Semver;
+use SplitIO\Grammar\Semver\SemverComparer;
+use SplitIO\Split as SplitApp;
+
+class GreaterThanOrEqualToSemver extends AbstractMatcher
+{
+    private $target;
+
+    public function __construct($toCompare, $negate = false, $attribute = null)
+    {
+        parent::__construct(Matcher::GREATER_THAN_OR_EQUAL_TO_SEMVER, $negate, $attribute);
+
+        $this->target = Semver::build($toCompare);
+    }
+
+    /**
+     *
+     * @param mixed $key
+     */
+    protected function evalKey($key)
+    {
+        if ($key == null || $this->target == null || !is_string($key)) {
+            return false;
+        }
+
+        $keySemver = Semver::build($key);
+        if ($keySemver == null) {
+            return false;
+        }
+
+        $result = SemverComparer::do($keySemver, $this->target) >= 0;
+
+        SplitApp::logger()->debug($this->target->getVersion() . " >= "
+            . $keySemver->getVersion() . " | Result: " . $result);
+
+        return $result;
+    }
+}

src/SplitIO/Grammar/Condition/Matcher/InListSemver.php

@@ -0,0 +1,51 @@
+<?php
+namespace SplitIO\Grammar\Condition\Matcher;
+
+use SplitIO\Grammar\Condition\Matcher;
+use SplitIO\Grammar\Semver\Semver;
+use SplitIO\Grammar\Semver\SemverComparer;
+
+class InListSemver extends AbstractMatcher
+{
+    private $targetList;
+
+    public function __construct($targetList, $negate = false, $attribute = null)
+    {
+        $this->targetList = array();
+        parent::__construct(Matcher::IN_LIST_SEMVER, $negate, $attribute);
+
+        if (is_array($targetList)) {
+            foreach ($targetList as $item) {
+                $toAdd = Semver::build($item);
+
+                if ($toAdd != null) {
+                    array_push($this->targetList, $toAdd);
+                }
+            }
+        }
+    }
+
+    /**
+     *
+     * @param mixed $key
+     */
+    protected function evalKey($key)
+    {
+        if ($key == null || !is_string($key) || count($this->targetList) == 0) {
+            return false;
+        }
+
+        $keySemver = Semver::build($key);
+        if ($keySemver == null) {
+            return false;
+        }
+
+        foreach ($this->targetList as $item) {
+            if (SemverComparer::equals($keySemver, $item)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+}

src/SplitIO/Grammar/Condition/Matcher/LessThanOrEqualToSemver.php

@@ -0,0 +1,42 @@
+<?php
+namespace SplitIO\Grammar\Condition\Matcher;
+
+use SplitIO\Grammar\Condition\Matcher;
+use SplitIO\Grammar\Semver\Semver;
+use SplitIO\Grammar\Semver\SemverComparer;
+use SplitIO\Split as SplitApp;
+
+class LessThanOrEqualToSemver extends AbstractMatcher
+{
+    private $target;
+
+    public function __construct($toCompare, $negate = false, $attribute = null)
+    {
+        parent::__construct(Matcher::LESS_THAN_OR_EQUAL_TO_SEMVER, $negate, $attribute);
+
+        $this->target = Semver::build($toCompare);
+    }
+
+    /**
+     *
+     * @param mixed $key
+     */
+    protected function evalKey($key)
+    {
+        if ($key == null || $this->target == null || !is_string($key)) {
+            return false;
+        }
+
+        $keySemver = Semver::build($key);
+        if ($keySemver == null) {
+            return false;
+        }
+
+        $result = SemverComparer::do($keySemver, $this->target) <= 0;
+
+        SplitApp::logger()->debug($this->target->getVersion() . " <= "
+            . $keySemver->getVersion() . " | Result: " . $result);
+
+        return $result;
+    }
+}