Added some validators

library/Openskos2/Rdf/ObjectValue.php

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+<?php
+/**
+ * Created by PhpStorm.
+ * User: jsmit
+ * Date: 26/08/2015
+ * Time: 14:55
+ */
+
+namespace OpenSkos2\Rdf;
+
+
+class Object
+{
+    /**
+     * @var string
+     */
+    protected $type;
+
+    /**
+     * @var string
+     */
+    protected $value;
+
+    /**
+     * Object constructor.
+     * @param $type
+     * @param $value
+     */
+    public function __construct($type, $value)
+    {
+        $this->type = $type;
+        $this->value = $value;
+    }
+}

library/Openskos2/Validator/Concept/DuplicateBroader.php

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+<?php
+/**
+ * Created by PhpStorm.
+ * User: jsmit
+ * Date: 27/08/2015
+ * Time: 10:02
+ */
+
+namespace OpenSkos2\Validator\Concept;
+
+
+use OpenSkos2\Concept;
+use OpenSkos2\Validator\ConceptValidator;
+
+class DuplicateBroader extends ConceptValidator
+{
+    /**
+     * @param Concept $concept
+     * @return bool
+     */
+    protected function validateConcept(Concept $concept)
+    {
+        $broaderTerms = $concept->getProperty(Concept::PROPERTY_BROADER);
+
+        $loopedConcepts = [];
+        foreach ($broaderTerms as $broaderTerm) {
+            if (isset($loopedConcepts[$broaderTerm->getValue()])) {
+                $this->errorMessage = "Broader term {$broaderTerm->getValue()} is defined more than once";
+                return false;
+            }
+            $loopedConcepts[$broaderTerm->getValue()] = true;
+        }
+
+        return true;
+    }
+
+}

library/Openskos2/Validator/Concept/DuplicateNarrower.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: jsmit
+ * Date: 27/08/2015
+ * Time: 10:02
+ */
+
+namespace OpenSkos2\Validator\Concept;
+
+
+use OpenSkos2\Concept;
+use OpenSkos2\Validator\ConceptValidator;
+
+class DuplicateNarrower extends ConceptValidator
+{
+    /**
+     * @param Concept $concept
+     * @return bool
+     */
+    protected function validateConcept(Concept $concept)
+    {
+        $narrowerTerms = $concept->getProperty(Concept::PROPERTY_NARROWER);
+
+        $loopedConcepts = [];
+        foreach ($narrowerTerms as $narrowerTerm) {
+            if (isset($loopedConcepts[$narrowerTerm->getValue()])) {
+                $this->errorMessage = "Narrower term {$narrowerTerm->getValue()} is defined more than once";
+                return false;
+            }
+            $loopedConcepts[$narrowerTerm->getValue()] = true;
+        }
+
+        return true;
+    }
+
+}

library/Openskos2/Validator/Concept/DuplicateRelated.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: jsmit
+ * Date: 27/08/2015
+ * Time: 10:02
+ */
+
+namespace OpenSkos2\Validator\Concept;
+
+
+use OpenSkos2\Concept;
+use OpenSkos2\Validator\ConceptValidator;
+
+class DuplicateRelated extends ConceptValidator
+{
+    /**
+     * @param Concept $concept
+     * @return bool
+     */
+    protected function validateConcept(Concept $concept)
+    {
+        $relatedTerms = $concept->getProperty(Concept::PROPERTY_RELATED);
+
+        $loopedConcepts = [];
+        foreach ($relatedTerms as $relatedTerm) {
+            if (isset($loopedConcepts[$relatedTerm->getValue()])) {
+                $this->errorMessage = "Related term {$relatedTerm->getValue()} is defined more than once";
+                return false;
+            }
+            $loopedConcepts[$relatedTerm->getValue()] = true;
+        }
+
+        return true;
+    }
+
+}

library/Openskos2/Validator/Concept/InScheme.php

@@ -0,0 +1,30 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: jsmit
+ * Date: 27/08/2015
+ * Time: 10:57
+ */
+
+namespace OpenSkos2\Validator\Concept;
+
+
+use OpenSkos2\Concept;
+use OpenSkos2\Validator\ConceptValidator;
+
+class InScheme extends ConceptValidator
+{
+    /**
+     * @param Concept $concept
+     * @return bool
+     */
+    protected function validateConcept(Concept $concept)
+    {
+        if (!count($concept->getProperty(Concept::PROPERTY_INSCHEME))) {
+            $this->errorMessage = 'The concept must be included in at least one scheme.';
+            return false;
+        }
+        return true;
+    }
+
+}

library/Openskos2/Validator/Concept/RelatedToSelf.php

@@ -0,0 +1,38 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: jsmit
+ * Date: 27/08/2015
+ * Time: 11:25
+ */
+
+namespace OpenSkos2\Validator\Concept;
+
+
+use OpenSkos2\Concept;
+use OpenSkos2\Validator\ConceptValidator;
+
+class RelatedToSelf extends ConceptValidator
+{
+    /**
+     * @param Concept $concept
+     * @return bool
+     */
+    protected function validateConcept(Concept $concept)
+    {
+        $relationFields = array_merge(Concept::$classes['SemanticRelations'], Concept::$classes['MappingProperties']);
+
+        $ownUri = $concept->getUri();
+        foreach ($relationFields as $field) {
+            foreach ($concept->getProperty($field) as $object) {
+                if ($object->getValue() == $ownUri) {
+                    $this->errorMessage ='The concept can not be related to itself.';
+                    return false;
+                }
+            }
+        }
+
+        return true;
+    }
+
+}

library/Openskos2/Validator/ConceptValidator.php

@@ -0,0 +1,34 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: jsmit
+ * Date: 27/08/2015
+ * Time: 08:15
+ */
+
+namespace OpenSkos2\Validator;
+
+
+use OpenSkos2\Concept;
+use OpenSkos2\Rdf\Resource;
+
+abstract class ConceptValidator extends ResourceValidator
+{
+    /**
+     * @param Resource $resource
+     * @return bool
+     */
+    public function validate(Resource $resource)
+    {
+        if ($resource instanceof Concept) {
+            return $this->validateConcept($resource);
+        }
+        return true;
+    }
+
+    /**
+     * @param Concept $concept
+     * @return bool
+     */
+    abstract protected function validateConcept(Concept $concept);
+}

library/Openskos2/Validator/ResourceValidator.php

@@ -0,0 +1,28 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: jsmit
+ * Date: 26/08/2015
+ * Time: 16:58
+ */
+
+namespace OpenSkos2\Validator;
+
+
+use OpenSkos2\Rdf\Resource;
+
+abstract class ResourceValidator
+{
+    protected $errorMessage;
+
+    abstract public function validate(Resource $resource);
+
+    /**
+     * @return string
+     */
+    public function getErrorMessage()
+    {
+        return $this->errorMessage;
+    }
+
+}

phpunit.xml.dist

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit bootstrap="vendor/autoload.php"
+         backupGlobals="false"
+         backupStaticAttributes="false"
+         colors="true"
+         verbose="true"
+         convertErrorsToExceptions="true"
+         convertNoticesToExceptions="true"
+         convertWarningsToExceptions="true"
+         processIsolation="false"
+         stopOnFailure="false">
+    <testsuites>
+        <testsuite name="Openskos Test Suite">
+            <directory>tests</directory>
+        </testsuite>
+    </testsuites>
+    <filter>
+        <whitelist>
+            <directory suffix=".php">library/</directory>
+        </whitelist>
+    </filter>
+    <logging>
+        <!--<log type="tap" target="build/report.tap"/>-->
+        <!--<log type="junit" target="build/report.junit.xml"/>-->
+        <!--<log type="coverage-html" target="build/coverage" charset="UTF-8" yui="true" highlight="true"/>-->
+        <!--<log type="coverage-text" target="build/coverage.txt"/>-->
+        <!--<log type="coverage-clover" target="build/logs/clover.xml"/>-->
+    </logging>
+</phpunit>

tests/OpenSkos2/Validator/Concept/DuplicateBroaderTest.php

@@ -0,0 +1,40 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: jsmit
+ * Date: 27/08/2015
+ * Time: 10:40
+ */
+
+namespace OpenSkos2\Validator\Concept;
+
+
+use OpenSkos2\Concept;
+use OpenSkos2\Rdf\Object;
+
+class DuplicateBroaderTest extends \PHPUnit_Framework_TestCase
+{
+
+    public function testValidate()
+    {
+        $validator = new DuplicateBroader();
+        $concept = new Concept();
+
+        $this->assertTrue($validator->validate($concept));
+
+        $concept->addProperty(Concept::PROPERTY_BROADER, new Object(Object::TYPE_URI, 'http://example.com#broader'));
+
+        $this->assertTrue($validator->validate($concept));
+
+        $concept->addProperty(Concept::PROPERTY_BROADER, new Object(Object::TYPE_URI, 'http://example.com#broader2'));
+
+        $this->assertTrue($validator->validate($concept));
+
+
+
+
+        $concept->addProperty(Concept::PROPERTY_BROADER, new Object(Object::TYPE_URI, 'http://example.com#broader2'));
+
+        $this->assertFalse($validator->validate($concept));
+    }
+}