moved some widget functionality into ElggWidget class

git-svn-id: http://code.elgg.org/elgg/trunk@7348 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 66 insertions, 1 deletions

diff --git a/engine/classes/ElggWidget.php b/engine/classes/ElggWidget.php
index c9a65967c..21ad8c5dd 100644
--- a/engine/classes/ElggWidget.php
+++ b/engine/classes/ElggWidget.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Override ElggObject in order to store widget data in ultra-private stores.
+ * Override ElggObject in order to store widget data in private stores.
  *
  * @package    Elgg.Core
  * @subpackage Widgets
@@ -77,4 +77,69 @@ class ElggWidget extends ElggObject {
 
 		return true;
 	}
+
+	/**
+	 * Set the widget context
+	 *
+	 * @param string $context The widget context
+	 * @return bool
+	 * @since 1.8.0
+	 */
+	public function setContext($context) {
+		return set_private_setting($this->guid, 'context', $context);
+	}
+
+	/**
+	 * Get the widget context
+	 *
+	 * @return string
+	 * @since 1.8.0
+	 */
+	public function getContext() {
+		return get_private_setting($this->guid, 'context');
+	}
+
+	/**
+	 * Move the widget
+	 *
+	 * @param int $column The widget column
+	 * @param int $rank   Zero-based rank from the top of the column
+	 * @return void
+	 * @since 1.8.0
+	 */
+	public function move($column, $position) {
+		$options = array(
+			'type' => 'object',
+			'subtype' => 'widget',
+			'private_setting_name_value_pairs' => array(
+				array('name' => 'context', 'value' => $this->getContext()),
+				array('name' => 'column', 'value' => $column)
+			)
+		);
+		$widgets = elgg_get_entities_from_private_settings($options);
+		if (!$widgets) {
+			$this->column = $column;
+			$this->order = 0;
+			return;
+		}
+
+		usort($widgets, create_function('$a,$b','return (int)$a->order > (int)$b->order;'));
+
+		if ($rank == 0) {
+			// top of the column
+			$this->order = $widgets[0]->order - 10;
+		} elseif ($rank == count($widgets)) {
+			// bottom of the column
+			$this->order = end($widgets)->order + 10;
+		} else {
+			// reorder widgets that are below
+			$this->order = $widgets[$rank]->order;
+			for ($index = $rank; $index < count($widgets); $index++) {
+				if ($widgets[$index]->guid != $this->guid) {
+					$widgets[$index]-> order += 10;
+				}
+			}
+		}
+		$this->column = $column;
+	}
 }
\ No newline at end of file