Version 5.0.0 beta 1

system/Content/Anonymous.php

@@ -1,6 +1,6 @@
 <?php
 /**
- * @brief		Anonymous Interface for Content Models/Comments
+ * @brief		Anonymous Trait for Content Models/Comments
  * @author		<a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
  * @copyright	(c) Invision Power Services, Inc.
  * @license		https://www.invisioncommunity.com/legal/standards/
@@ -10,18 +10,119 @@
 
 namespace IPS\Content;
 
+use IPS\Member;
+use IPS\Db;
+use IPS\IPS;
+use BadMethodCallException;
+use UnderflowException;
+
+use function get_class;
+use function defined;
+use function header;
+
 /* To prevent PHP errors (extending class does not exist) revealing path */
-if ( !\defined( '\IPS\SUITE_UNIQUE_KEY' ) )
+if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
 {
-	header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
+	header( ($_SERVER['SERVER_PROTOCOL'] ?? 'HTTP/1.0') . ' 403 Forbidden' );
 	exit;
 }
 
 /**
- * Anonymous Interface for Content Models/Comments
- *
- * @note	Content classes will gain special functionality by implementing this interface
+ * Anonymous Trait for Content Models/Comments
  */
-interface Anonymous
+trait Anonymous
 {
+	/**
+	 * Is this an anonymous entry?
+	 *
+	 * @return bool
+	 */
+	public function isAnonymous(): bool
+	{
+		if ( $this instanceof Comment AND $this->isFirst() )
+		{
+			if( IPS::classUsesTrait( $this->item(), 'IPS\Content\Anonymous' ) )
+			{
+				return $this->item()->isAnonymous();
+			}
+
+			return FALSE;
+		}
+		else
+		{
+			return (bool) $this->mapped('is_anon');
+		}
+	}
+	
+	/**
+	 * Set anonymous state
+	 *
+	 * @param	bool				$state		The state, TRUE for anonymous FALSE for not
+	 * @param	Member|null 	$member		The member posting anonymously or NULL for logged in member
+	 * @return	void
+	 */
+	public function setAnonymous( bool $state = TRUE, ?Member $member = NULL ): void
+	{
+		if( $state == $this->isAnonymous() )
+		{
+			return;
+		}
+
+		$class = get_class( $this );
+		$idColumn = static::$databaseColumnId;
+		$anonColumn = static::$databaseColumnMap['is_anon'];
+
+		if( !$state )
+		{
+			try
+			{
+				$originalAuthor = Db::i()->select( 'anonymous_member_id', 'core_anonymous_posts', array( 'anonymous_object_class=? and anonymous_object_id=?', $class, $this->$idColumn ) )->first();
+
+				$member = Member::load( $originalAuthor );
+			}
+			catch ( UnderflowException )
+			{
+				$member = NULL;
+			}
+		}
+
+		$member = $member ?: Member::loggedIn();
+
+		if( $state and !$this->container()->canPostAnonymously( 0, $member ) )
+		{
+			throw new BadMethodCallException();
+		}
+
+		if( $state )
+		{
+			/* Insert the anonymous map */
+			$save = array(
+				'anonymous_member_id'				=> ( $this->author()->member_id ) ? $this->author()->member_id : $member->member_id,
+				'anonymous_object_class'			=> $class,
+				'anonymous_object_id'				=> $this->$idColumn
+			);
+
+			Db::i()->replace( 'core_anonymous_posts', $save );
+
+			$member = new Member;
+			$this->$anonColumn = 1;
+		}
+		else
+		{
+			Db::i()->delete( 'core_anonymous_posts', array( 'anonymous_object_class=? and anonymous_object_id=?', $class, $this->$idColumn ) );
+
+			$this->$anonColumn = 0;
+		}
+
+		/* @todo only run the rest of the code here if the $anonColumn state is different from original. Waste of processing otherwise */
+		$this->save();
+		$this->changeAuthor( $member, FALSE );
+
+		if( $this instanceof Comment )
+		{
+			$this->item()->rebuildFirstAndLastCommentData();
+		}
+
+		$this->expireWidgetCaches();
+	}
 }