MySQL Class: New method selectTree();

Support for custom navigation depth.
Download-categories sitelink/nav function added.

e107_core/templates/navigation_template.php

@@ -59,14 +59,14 @@ $NAVIGATION_TEMPLATE['main']['submenu_start'] = '
 
 // Sub menu Link 
 $NAVIGATION_TEMPLATE['main']['submenu_item'] = '
-			<li role="menuitem" >
+			<li role="menuitem" class="link-depth-{LINK_DEPTH}">
 				<a href="{LINK_URL}"{LINK_OPEN}>{LINK_ICON}{LINK_NAME}</a>
 			</li>
 ';
 
 // Sub menu Link - active state
 $NAVIGATION_TEMPLATE['main']['submenu_item_active'] = '
-			<li role="menuitem" class="active">
+			<li role="menuitem" class="active link-depth-{LINK_DEPTH}">
 				<a href="{LINK_URL}"{LINK_OPEN}>{LINK_ICON}{LINK_NAME}</a>
 			</li>
 ';

e107_handlers/mysql_class.php

@@ -2024,6 +2024,127 @@ class e_db_mysql
 		return $this->retrieve($qry);
 
 	}
+
+
+	/**
+	 * Return a sorted list of parent/child tree with an optional ordering field.
+	 * @param string $table Name of table (without the prefix)
+	 * @param string $parent Name of the parent field
+	 * @param string $pid  Name of the primary id
+	 * @param string $where (Optional ) where condition.
+	 * @param string $order Name of the order field.
+	 * @todo Add extra params to each procedure so we only need 2 of them site-wide.
+	 * @return boolean | integer with the addition of  _treesort and _depth fields in the results.
+	 */
+	public function selectTree($table, $parent, $pid, $where=null, $order=null)
+	{
+
+		if(empty($table) || empty($parent) || empty($pid))
+		{
+			$this->mySQLlastErrText = "missing variables in sql->categories()";
+			return false;
+		}
+
+		$sql = "DROP FUNCTION IF EXISTS `getDepth` ;";
+
+		$this->gen($sql);
+
+		$sql = "
+		CREATE FUNCTION `getDepth` (project_id INT) RETURNS int
+		BEGIN
+		    DECLARE depth INT;
+		    SET depth=1;
+
+		    WHILE project_id > 0 DO
+
+		        SELECT IFNULL(".$parent.",-1)
+		        INTO project_id
+		        FROM ( SELECT ".$parent." FROM `#".$table."` WHERE ".$pid." = project_id) AS t;
+
+		        IF project_id > 0 THEN
+		            SET depth = depth + 1;
+		        END IF;
+
+		    END WHILE;
+
+		    RETURN depth;
+
+		END
+		;
+		";
+
+
+		$this->gen($sql);
+
+		$sql = "DROP FUNCTION IF EXISTS `getTreeSort`;";
+
+		$this->gen($sql);
+
+        $sql = "
+        CREATE FUNCTION getTreeSort(incid INT)
+        RETURNS CHAR(255)
+        BEGIN
+                SET @parentstr = CONVERT(incid, CHAR);
+                SET @parent = -1;
+                label1: WHILE @parent != 0 DO
+                        SET @parent = (SELECT ".$parent." FROM `#".$table."` WHERE ".$pid." =incid);
+                        SET @order = (SELECT ".$order." FROM `#".$table."` WHERE ".$pid." =incid);
+                        SET @parentstr = CONCAT(if(@parent = 0,'',@parent), LPAD(@order,4,0), @parentstr);
+                        SET incid = @parent;
+                END WHILE label1;
+
+                RETURN @parentstr;
+        END
+   ;
+
+        ";
+
+
+        $this->gen($sql);
+
+        $qry =  "SELECT SQL_CALC_FOUND_ROWS *, getTreeSort(".$pid.") as _treesort, getDepth(".$pid.") as _depth FROM `#".$table."` ";
+
+		if($where !== null)
+		{
+			$qry .= " WHERE ".$where;
+		}
+
+
+		if($order === null)
+		{
+			$qry .= " ORDER BY _treesort";
+		}
+		else
+		{
+			$qry .= " ORDER BY ".$order;
+		}
+
+		return $this->gen($qry);
+
+
+	}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
 
 
 

e107_handlers/sitelinks_class.php

@@ -1863,7 +1863,7 @@ class navigation_shortcodes extends e_shortcode
 
 	function sc_link_depth($parm='')
 	{
-		return $this->depth;
+		return isset($this->var['link_depth']) ? intval($this->var['link_depth']) : $this->depth;
 	}
 
 

e107_plugins/download/e_sitelink.php

@@ -0,0 +1,87 @@
+<?php
+/*
+ * e107 website system
+ *
+ * Copyright (C) 2008-2009 e107 Inc (e107.org)
+ * Released under the terms and conditions of the
+ * GNU General Public License (http://www.gnu.org/licenses/gpl.txt)
+ *
+ * Sitelinks configuration module - gsitemap
+ *
+ * $Source: /cvs_backup/e107_0.8/e107_plugins/_blank/e_sitelink.php,v $
+ * $Revision$
+ * $Date$
+ * $Author$
+ *
+*/
+
+if (!defined('e107_INIT')) { exit; }
+/*if(!e107::isInstalled('_blank'))
+{ 
+	return;
+}*/
+
+
+
+class download_sitelink // include plugin-folder in the name.
+{
+	function config()
+	{
+		global $pref;
+		
+		$links = array();
+			
+		$links[] = array(
+			'name'			=> "Download Categories",
+			'function'		=> "myCategories"
+		);
+
+
+		
+		return $links;
+	}
+	
+
+
+	function myCategories()
+	{
+		$sql = e107::getDb();
+		$tp = e107::getParser();
+		$sublinks = array();
+		
+		// $sql->select("download_category","*","download_category_id != '' ");
+
+		$where = "download_category_class IN (".USERCLASS_LIST.")";
+
+		$sql->selectTree('download_category','download_category_parent', 'download_category_id', $where, 'download_category_order');
+		
+		while($row = $sql->fetch())
+		{
+
+
+			if(empty($row['download_category_name']))
+			{
+				continue;
+			}
+
+			$sublinks[] = array(
+				'link_name'			=> $tp->toHtml($row['download_category_name'],'','TITLE'),
+				'link_url'			=> e107::url('download', 'category', $row),
+				'link_description'	=> '',
+				'link_button'		=> $row['download_category_icon'],
+				'link_category'		=> '',
+				'link_order'		=> '',
+				'link_parent'		=> '',
+				'link_open'			=> '',
+				'link_class'		=> e_UC_PUBLIC,
+				'link_depth'        => $row['_depth']
+			);
+		}
+
+
+		e107::getDebug()->log($sublinks);
+		return $sublinks;
+	    
+	}
+	
+}