Version 5.0.6

system/Content/Tag.php

@@ -19,7 +19,6 @@ use Exception;
 use InvalidArgumentException;
 use IPS\Application;
 use IPS\Content;
-use IPS\core\FrontNavigation;
 use IPS\Data\Store;
 use IPS\DateTime;
 use IPS\Db;
@@ -135,6 +134,11 @@ class Tag extends Model
 	 */
 	protected function get__badge(): ?array
 	{
+		if( $this->mergeInProgress() )
+		{
+			return [ 0 => 'ipsBadge ipsBadge--intermediary', 1 => null, 2 => Member::loggedIn()->language()->addToStack( 'tag_merge_processing' ) ];
+		}
+
 		$totalItems = array_sum( $this->totals );
 		$text = Member::loggedIn()->language()->addToStack( 'tag_total_items', true, [ 'pluralize' => [ $totalItems ] ] );
 		Member::loggedIn()->language()->parseOutputForDisplay( $text );
@@ -145,6 +149,22 @@ class Tag extends Model
 		];
 	}
 
+	/**
+	 * [Node] Get whether or not this node is enabled
+	 *
+	 * @note	Return value NULL indicates the node cannot be enabled/disabled
+	 * @return	bool|null
+	 */
+	protected function get__enabled(): ?bool
+	{
+		if( $this->mergeInProgress() )
+		{
+			return null;
+		}
+
+		return parent::get__enabled();
+	}
+
 	/**
 	 * [Node] Get Title
 	 *
@@ -174,6 +194,17 @@ class Tag extends Model
 		return NULL;
 	}
 
+	/**
+	 * [Node] Get Icon for tree
+	 *
+	 * @note	Return the class for the icon (e.g. 'globe', the 'fa fa-' is added automatically so you do not need this here)
+	 * @return	mixed
+	 */
+	protected function get__icon(): mixed
+	{
+		return $this->mergeInProgress() ? 'lock' : null;
+	}
+
 	/**
 	 * @return array
 	 */
@@ -191,6 +222,33 @@ class Tag extends Model
 		$this->_data['totals'] = ( is_array( $val ) and count( $val ) ) ? json_encode( $val ) : null;
 	}
 
+	/**
+	 * Is this node currently queued for deleting or moving content OR is it the target of content queued to be moved from another node?
+	 *
+	 * @return	bool
+	 */
+	public function deleteOrMoveQueued(): bool
+	{
+		if( $this->mergeInProgress() )
+		{
+			return true;
+		}
+
+		return parent::deleteOrMoveQueued();
+	}
+
+	/**
+	 * Determines if the tag has been flagged for merging.
+	 * We need to flag it because this can take a while if there
+	 * are a lot of items, and we don't want anyone messing with it
+	 *
+	 * @return bool
+	 */
+	public function mergeInProgress() : bool
+	{
+		return isset( $this->totals['merge'] );
+	}
+
 	/**
 	 * Form
 	 *
@@ -340,6 +398,12 @@ class Tag extends Model
 	 */
 	public function recount() : void
 	{
+		/* If we're in middle of a merge, do nothing */
+		if( $this->mergeInProgress() )
+		{
+			return;
+		}
+
 		$totals = [];
 		$this->last_used = null;
 		foreach( Db::i()->select( 'tag_meta_app, tag_meta_area, count(tag_meta_id) as total, max(tag_added) as tag_added', 'core_tags', [ 'tag_text=?', $this->text ], null, null, [ 'tag_meta_app', 'tag_meta_area' ] ) as $row )
@@ -545,7 +609,7 @@ class Tag extends Model
 	public function coverPhoto(): mixed
 	{
 		$photo = parent::coverPhoto();
-		$photo->editable = ( Member::loggedIn()->isAdmin() and Member::loggedIn()->hasAcpRestriction( 'core', 'discovery', 'tags_manage' ) );
+		$photo->editable = Member::loggedIn()->modPermission( 'can_edit_tags' );
 		$photo->overlay = Theme::i()->getTemplate( 'tags', 'core', 'front' )->coverPhotoOverlay( $this );
 		return $photo;
 	}