passing tests

src/Pho/Kernel/Foundation/AbstractActor.php

@@ -29,6 +29,7 @@ abstract class AbstractActor extends Framework\Actor implements ParticleInterfac
     public function __construct(Kernel $kernel, Framework\ContextInterface $graph)
     { 
         parent::__construct($graph);
+        $this->registerSetHandler();
         $this->registerHandler(
             "form",
             \Pho\Kernel\Foundation\Handlers\Form::class

src/Pho/Kernel/Foundation/AbstractGraph.php

@@ -13,6 +13,7 @@ abstract class AbstractGraph extends Framework\Graph implements ParticleInterfac
     public function __construct(Kernel $kernel, AbstractActor $actor, Framework\ContextInterface $graph)
     { 
         parent::__construct($actor, $graph);
+        $this->registerSetHandler();
         $this->hydrate($kernel, $graph);
         $this->kernel->space()->emit("particle.added", [$this]); 
     }

src/Pho/Kernel/Foundation/AbstractObject.php

@@ -13,6 +13,7 @@ abstract class AbstractObject extends Framework\Object implements ParticleInterf
     public function __construct(Kernel $kernel, AbstractActor $actor, Framework\ContextInterface $graph)
     { 
         parent::__construct($actor, $graph);
+        $this->registerSetHandler();
         $this->hydrate($kernel, $graph);
         $this->kernel->space()->emit("particle.added", [$this]); 
 

src/Pho/Kernel/Foundation/Handlers/Set.php

@@ -0,0 +1,58 @@
+<?php
+
+/**
+ * This file is part of the Phở package.
+ * 
+ * (c) Emre Sokullu <emre@phonetworks.org> 
+ *
+ * For the full copyright and license information, please view the LICENSE 
+ * file that was distributed with this source code.
+ */
+
+namespace Pho\Kernel\Foundation\Handlers;
+
+use Pho\Framework\ParticleInterface;
+use Pho\Framework\FieldHelper;
+
+/**
+ * Kernel adapter of the Set Handler class.
+ * 
+ * 
+ * @author Emre Sokullu <emre@phonetworks.org>
+ */
+class Set extends \Pho\Framework\Handlers\Set {
+
+    /**
+     * {@inheritDoc}
+     * 
+     * @todo Find a better way of accessing kernel than calling $GLOBALS
+     */
+    protected static function saveField(
+        ParticleInterface $particle, 
+        string $field_name, 
+        /*mixed*/ $field_value, 
+        bool $defer_persist, 
+        FieldHelper $helper): void
+    {
+        $kernel = $GLOBALS["kernel"]; 
+        if($helper->isUnique()) {
+            // check if it is unique via index
+            //eval(\Psy\sh());
+            if($kernel->live() && !$kernel->index()->checkNodeUniqueness($field_name, $field_value, $particle->label())) {
+                throw new \InvalidArgumentException("Given field is not unique");
+            }
+        }
+        elseif($helper->withIndex()) {
+            // check if there is an index
+        }
+        parent::saveField($particle, $field_name, $field_value, $defer_persist, $helper);
+
+        /*if(!$defer_persist) {
+            $particle->attributes()->$field_name = $field_value;
+            return;
+        }
+        $particle->attributes()->quietSet($field_name, $field_value);
+        */
+    }
+
+}

src/Pho/Kernel/Foundation/ParticleTrait.php

@@ -23,6 +23,14 @@ trait ParticleTrait
     protected $deferred_persistence = false;
     protected $rewired = false;
 
+    protected function registerSetHandler(): void
+    {
+        $this->registerHandler(
+            "set",
+            \Pho\Kernel\Foundation\Handlers\Set::class
+        );
+    }
+
     protected function hydrate(
         Kernel $kernel, 
         Framework\ContextInterface $graph): void

src/Pho/Kernel/Services/Index/IndexInterface.php

@@ -89,4 +89,19 @@ public function edgeDeleted(string $id): void;
      */
     public function flush(): void;
 
+    /**
+     * Checks whether the given node exists in the database or not.
+     * 
+     * @param string $field_name Field Name
+     * @param mixed $field_value Field Value
+     * @param string $label The label of the node in question
+     * 
+     * @return bool
+     */
+    public function checkNodeUniqueness(
+        string $field_name, 
+        /*mixed*/ $field_value, 
+        string $label = ""
+    ): bool;
+
 }

src/Pho/Kernel/defaults.php

@@ -24,7 +24,8 @@
           "database" =>  ["type"=>"apcu", "uri"=> "" ],
           "logger" =>  ["type"=>"stdout", "uri"=> "" ],
           "storage" =>  ["type"=>"filesystem", "uri"=> "" ],
-          "events" =>  ["type"=>"local", "uri"=> "" ]
+          "events" =>  ["type"=>"local", "uri"=> "" ],
+          "index" => ["type"=>"neo4j", "uri"=> ""]
       ),
       "tmp_path" => sys_get_temp_dir(), // Temporary folder to store files. For example uploaded files may go there.
       "root_path" => __DIR__,

tests/Pho/Kernel/CustomFounderTestCase.php

@@ -31,5 +31,6 @@ protected function startKernel($founder=null): void
       $founder = new \PhoNetworksAutogenerated\User($this->kernel, $this->kernel->space(), "123456");
       $this->kernel->boot($founder);
       $this->graph = $this->kernel->graph();
+      //eval(\Psy\sh());
     }
 }

tests/Pho/Kernel/TestCase.php

@@ -14,6 +14,7 @@
 
       include("tests/assets/compiled/Graph.php");
       include("tests/assets/compiled/User.php");
+      include("tests/assets/compiled/UserWithUniqueFeatures.php");
       include("tests/assets/compiled/Status.php");
       include("tests/assets/compiled/StatusOut/Mention.php");
       include("tests/assets/compiled/UserOut/Follow.php");

tests/Pho/Kernel/UniqueFieldsTest.php

@@ -0,0 +1,74 @@
+<?php
+
+/*
+ * This file is part of the Pho package.
+ *
+ * (c) Emre Sokullu <emre@phonetworks.org>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Pho\Kernel;
+
+class UniqueFieldsTest extends TestCase
+{
+
+    protected function getKernelConfig()
+    {
+        $configs = parent::getKernelConfig();
+        $configs["default_objects"] = [
+            "graph" => \PhoNetworksAutogenerated\Graph::class,
+            "founder" => \PhoNetworksAutogenerated\UserWithUniqueFeatures::class,
+        ];
+        return $configs;
+    }
+
+    protected function startKernel($founder=null): void
+    {
+      $this->configs = $this->getKernelConfig();
+      $this->kernel = new Kernel($this->configs);
+      $founder = new \PhoNetworksAutogenerated\UserWithUniqueFeatures($this->kernel, $this->kernel->space(), "esokullu", "123456");
+      $this->kernel->boot($founder);
+
+    }
+
+
+    public function testSucceed() {
+       $this->flushDBandRestart();
+        $u = new \PhoNetworksAutogenerated\UserWithUniqueFeatures($this->kernel, $this->kernel->graph(), "another_username", "123456");
+        $this->created[] = $u->id();
+        $this->kernel->founder()->setBirthday("12/21/1983");
+        $u->setBirthday("12/21/1983");
+        $this->assertEquals($this->kernel->founder()->getBirthday(), $u->getBirthday());
+        //eval(\Psy\sh());
+        $this->assertTrue(true); // if it has come to this point with no exception, we're good
+    }
+
+    public function testFailDueToDuplicate() {
+        $this->flushDBandRestart();
+        $this->expectException(\InvalidArgumentException::class);
+         $u = new \PhoNetworksAutogenerated\UserWithUniqueFeatures($this->kernel, $this->kernel->graph(), "esokullu", "123456");
+         $this->created[] = $u->id();
+     }
+
+     public function testAnotherFieldWithSameValueSucceed() {
+        $this->flushDBandRestart();
+         $u = new \PhoNetworksAutogenerated\UserWithUniqueFeatures($this->kernel, $this->kernel->graph(), "another_username", "123456");
+         $this->created[] = $u->id();
+         $u->setAbout("esokullu");
+         $this->assertEquals($this->kernel->founder()->getUsername(), $u->getAbout());
+         //eval(\Psy\sh());
+         $this->assertTrue(true); // if it has come to this point with no exception, we're good
+     }
+
+
+     /*
+      // @todo
+     public function testUniquenesswithDistinctLabel() {
+         // ?
+     }
+     */
+
+
+}

tests/assets/compiled/User.php

@@ -25,7 +25,7 @@ class User extends Foundation\AbstractActorDP {
     const DEFAULT_MOD = 0x07554;
     const DEFAULT_MASK = 0xfffff;
 
-    const FIELDS = "{\"password\":{\"constraints\":{\"minLength\":null,\"maxLength\":null,\"uuid\":null,\"regex\":\"^[a-zA-Z0-9_]{4,12}$\",\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"md5\":true,\"now\":false,\"default\":\"|_~_~NO!-!VALUE!-!SET~_~_|\"}},\"join_time\":{\"constraints\":{\"minLength\":null,\"maxLength\":null,\"uuid\":null,\"regex\":null,\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"md5\":false,\"now\":true,\"default\":\"|_~_~NO!-!VALUE!-!SET~_~_|\"}},\"birthday\":{\"constraints\":{\"minLength\":null,\"maxLength\":null,\"uuid\":null,\"regex\":null,\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"md5\":false,\"now\":false,\"default\":411436800}},\"about\":{\"constraints\":{\"minLength\":null,\"maxLength\":\"255\",\"uuid\":null,\"regex\":null,\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"md5\":false,\"now\":false,\"default\":\"\"}}}";
+    const FIELDS = "{\"password\":{\"constraints\":{\"minLength\":null,\"maxLength\":null,\"uuid\":null,\"regex\":\"^[a-zA-Z0-9_]{4,12}$\",\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"md5\":true,\"now\":false,\"default\":\"|_~_~NO!-!VALUE!-!SET~_~_|\"}},\"join_time\":{\"constraints\":{\"minLength\":null,\"maxLength\":null,\"uuid\":null,\"regex\":null,\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"md5\":false,\"now\":true,\"default\":\"|_~_~NO!-!VALUE!-!SET~_~_|\"}},\"birthday\":{\"constraints\":{\"minLength\":null,\"maxLength\":null,\"uuid\":null,\"regex\":null,\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"md5\":false,\"now\":false,\"default\":411436800}},\"about\":{\"constraints\":{\"minLength\":null,\"maxLength\":\"255\",\"uuid\":null,\"regex\":null,\"greaterThan\":null,\"lessThan\":null},\"directives\":{ \"md5\":false,\"now\":false,\"default\":\"\"}}}";
 
     public function __construct(\Pho\Kernel\Kernel $kernel, \Pho\Lib\Graph\GraphInterface $graph , string $password, ?int $birthday = 411436800, ?string $about = "")
     {
@@ -34,10 +34,13 @@ public function __construct(\Pho\Kernel\Kernel $kernel, \Pho\Lib\Graph\GraphInte
         $this->registerIncomingEdges(UserOut\Consume::class);
         parent::__construct($kernel, $graph);
                 $this->setPassword($password, true);
-        $this->setJoinTime(time(), true);
-        $this->setBirthday($birthday, true);
-        $this->setAbout($about, true);
-
+
+        $this->setJoinTime(time(), true);
+
+        $this->setBirthday($birthday, true);
+
+        $this->setAbout($about, true);
+
         $this->persist();
     }
 

tests/assets/compiled/UserWithUniqueFeatures.php

@@ -0,0 +1,53 @@
+<?php
+
+/**
+ * This is a customized version of User.php
+ * with a unique feature; username.
+ */
+
+namespace PhoNetworksAutogenerated;
+
+use Pho\Framework;
+use Pho\Kernel\Kernel;
+use Pho\Kernel\Traits;
+use Pho\Kernel\Foundation;
+
+
+
+
+/*****************************************************
+ * This file was auto-generated by pho-compiler
+ * For more information, visit http://phonetworks.org
+ ******************************************************/
+
+class UserWithUniqueFeatures extends User {
+
+    const T_EDITABLE = false;
+    const T_PERSISTENT = true;
+    const T_EXPIRATION =  0;
+    const T_VERSIONABLE = false;
+
+    const DEFAULT_MOD = 0x07554;
+    const DEFAULT_MASK = 0xfffff;
+
+    // added username with 3 chars min, 20 chars max, and must be unique!
+    const FIELDS = "{\"username\":{\"constraints\":{\"minLength\":3,\"maxLength\":20,\"uuid\":null,\"regex\":null,\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"unique\":true, \"md5\":false,\"now\":false,\"default\":\"|_~_~NO!-!VALUE!-!SET~_~_|\"}},\"password\":{\"constraints\":{\"minLength\":null,\"maxLength\":null,\"uuid\":null,\"regex\":\"^[a-zA-Z0-9_]{4,12}$\",\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"md5\":true,\"now\":false,\"default\":\"|_~_~NO!-!VALUE!-!SET~_~_|\"}},\"join_time\":{\"constraints\":{\"minLength\":null,\"maxLength\":null,\"uuid\":null,\"regex\":null,\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"md5\":false,\"now\":true,\"default\":\"|_~_~NO!-!VALUE!-!SET~_~_|\"}},\"birthday\":{\"constraints\":{\"minLength\":null,\"maxLength\":null,\"uuid\":null,\"regex\":null,\"greaterThan\":null,\"lessThan\":null},\"directives\":{\"md5\":false,\"now\":false,\"default\":411436800}},\"about\":{\"constraints\":{\"minLength\":null,\"maxLength\":\"255\",\"uuid\":null,\"regex\":null,\"greaterThan\":null,\"lessThan\":null},\"directives\":{ \"md5\":false,\"now\":false,\"default\":\"\"}}}";
+
+    public function __construct(\Pho\Kernel\Kernel $kernel, \Pho\Lib\Graph\GraphInterface $graph , string $username, string $password, ?int $birthday = 411436800, ?string $about = "")
+    {
+        parent::__construct($kernel, $graph, $password, $birthday, $about);
+
+        $this->setUsername($username, true);
+
+
+        $this->persist();
+    }
+
+}
+
+/*****************************************************
+ * Timestamp: 1501461738
+ * Size (in bytes): 2346
+ * Compilation Time: 3434
+ * e64cf8335098e7a03ebd665e7c424c27
+ ******************************************************/