From 7324712e9eabfeb31064d766f4e5299a8835cb29 Mon Sep 17 00:00:00 2001
From: Normann Lou <normannlou@gmail.com>
Date: Mon, 7 May 2012 13:40:41 +1200
Subject: [PATCH] FEATURE: add Levelup component to GridField as
 GridFieldLevelup

---
 css/GridField.css                      |   2 +
 forms/gridfield/GridFieldLevelup.php   |  49 +++++++++++++++++++++++++
 images/gridfield-level-up.png          | Bin 0 -> 661 bytes
 scss/GridField.scss                    |   8 ++++
 templates/Includes/GridFieldLevelup.ss |   3 ++
 5 files changed, 62 insertions(+)
 create mode 100644 forms/gridfield/GridFieldLevelup.php
 create mode 100644 images/gridfield-level-up.png
 create mode 100644 templates/Includes/GridFieldLevelup.ss

diff --git a/css/GridField.css b/css/GridField.css
index 1f101c1d0..dbe78d889 100644
--- a/css/GridField.css
+++ b/css/GridField.css
@@ -10,6 +10,8 @@ multiple images. */
 .cms .ss-gridfield p button#action_export { margin-top: 12px; }
 .cms .ss-gridfield p button#action_export span.btn-icon-download-csv { height: 17px; }
 .cms .ss-gridfield p button#action_export span.ui-button-text { padding-left: 26px; }
+.cms .ss-gridfield .grid-levelup { text-indent: -9999em; margin-bottom: 6px; }
+.cms .ss-gridfield .grid-levelup a.list-parent-link { background: transparent url(../images/gridfield-level-up.png) no-repeat 0 0; display: block; }
 .cms .ss-gridfield .add-existing-autocompleter { width: 500px; }
 .cms .ss-gridfield .add-existing-autocompleter input.relation-search { width: 380px; }
 .cms .ss-gridfield .grid-print-button { display: inline-block; }
diff --git a/forms/gridfield/GridFieldLevelup.php b/forms/gridfield/GridFieldLevelup.php
new file mode 100644
index 000000000..51f3170da
--- /dev/null
+++ b/forms/gridfield/GridFieldLevelup.php
@@ -0,0 +1,49 @@
+<?php
+
+class GridFieldLevelup implements GridField_HTMLProvider{
+	/**
+	 * @var integer - the record id of the level up to
+	 */
+	protected $levelID = null;
+
+	/**
+	 *
+	 * @param integer $levelID - the record id of the level up to
+	 */
+	public function __construct($levelID = null) {
+		if($levelID && is_numeric($levelID)) {
+			$this->levelID = $levelID;
+		}
+	}
+	
+	public function getHTMLFragments($gridField) {
+		$modelClass = $gridField->getModelClass();
+		if(isset($_GET['ParentID']) && $_GET['ParentID']){
+			
+			$modelObj = DataObject::get_by_id($modelClass, $_GET['ParentID']);
+			
+			if(is_callable(array($modelObj, 'getParent'))){
+				$levelup = $modelObj->getParent();
+				if(!$levelup){
+					$parentID = 0;
+				}else{
+					$parentID = $levelup->ID;
+				}
+			}
+			//$controller = $gridField->getForm()->Controller();
+			$forTemplate = new ArrayData(array(
+				'UpLink' => sprintf(
+					'<a class="cms-panel-link list-parent-link" href="?ParentID=%d&view=list" data-target-panel="#Form_ListViewForm" data-pjax="ListViewForm">%s</a>',
+					$parentID,
+					_t('GridField.LEVELUP', 'Level up' )
+				),
+			));
+
+			return array(
+				'before' => $forTemplate->renderWith('GridFieldLevelup'),
+				//'header' => $forTemplate->renderWith('GridFieldLevelup_Row'),
+			);
+		}
+	}
+} 
+?>
\ No newline at end of file
diff --git a/images/gridfield-level-up.png b/images/gridfield-level-up.png
new file mode 100644
index 0000000000000000000000000000000000000000..b3c7fa4fd1541517ebf465e5d7b9c510fbacee58
GIT binary patch
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diff --git a/scss/GridField.scss b/scss/GridField.scss
index 98a3f7f17..c84dfc2ac 100644
--- a/scss/GridField.scss
+++ b/scss/GridField.scss
@@ -76,6 +76,14 @@ $gf_grid_x:	16px;
 	}
 	
 	.ss-gridfield {
+		.grid-levelup {
+			text-indent: -9999em;
+			a.list-parent-link{
+				background: transparent url(../images/gridfield-level-up.png) no-repeat 0 0;
+				display:block;
+			}
+			margin-bottom: 6px;
+		}
 		.add-existing-autocompleter {
 			input.relation-search {
 				width: 380px;
diff --git a/templates/Includes/GridFieldLevelup.ss b/templates/Includes/GridFieldLevelup.ss
new file mode 100644
index 000000000..6f569ac16
--- /dev/null
+++ b/templates/Includes/GridFieldLevelup.ss
@@ -0,0 +1,3 @@
+<div class="grid-levelup">
+		$UpLink
+</div>
\ No newline at end of file