<?php
require_once(ROOT."include/config.inc.php");
require_once(CMS_DIR."modules/_buildingblockfactory.class.php");

/** Gallery
 *
 * @version 1.9.0
 * @date    2007-03-27
 * @author  martin lenzelbauer
 *
 */
class Gallery extends Page{

	var $images;	//array of images
	
	//image settings
	var $thumbWidth = 50;
	var $thumbHeight = 50;
	var $thumbStretch = false;
	
		
	/** C'tor
	 */
	//------------------------------------------------
	function Gallery($id, $parent){
	//------------------------------------------------
		parent::Page($id, $parent);
		$this->name = "[unbenannte Galerie]";
		$this->buttonPreview = true;
		$this->buttonPublish = true;
		$this->images = array();
		$this->visible = 1;
	}
	
	
	/** @see CmsObject::load()
	 */
	//-----------------------------------------------
	function load($path=array()){
	//-----------------------------------------------	
		parent::load($path);
		if(!$this->classId){
			return;
		}
		$query = sprintf("SELECT * FROM bruckm_gallery WHERE id = %d", $this->classId);
		$result = dbQuery($query);
		$line = mysqli_fetch_array($result, MYSQLI_ASSOC);
		$this->images = array();
		if(strlen($line['images']) > 0){
			$images = explode("\t", $line['images']);
			foreach($images as $i){
				$img = BuildingBlockFactory::instance($i);
				$img->load();
				$img->setDirectories(GALLERY_DIR, GALLERY_THUMB_DIR);
				$img->useThumbs();
				$this->images[] = $img;
			}
		}
	}
	
	
	/** @see Page::doSave() 
	 */
	//----------------------------------------------
	function doSave(){
	//----------------------------------------------
		$images = array();
		foreach($this->images as $i=>$img){
			$this->images[$i]->save();
			$images[] = $this->images[$i]->getReference();
		}
		$query = sprintf("UPDATE bruckm_gallery SET images = %s WHERE id = %d",
											sqlstring(implode("\t", $images)),
											sqlnum($this->classId));
		dbQuery($query);
		parent::doSave();
	}
	
	
	/** @see Page::doCreate()
	 */
	//----------------------------------------------
	function doCreate(){
	//----------------------------------------------
		$query = sprintf("INSERT INTO bruckm_gallery (images) VALUES (%s)",
											sqlstring(""));
		dbQuery($query);
		$this->classId = mysql_insert_id();
		parent::doCreate();
	}
	
	
	/** @see Page::doDelete()
	 */
	//-----------------------------------------------
	function doDelete(){
	//-----------------------------------------------
		parent::doDelete();
		$query = sprintf("DELETE FROM bruckm_gallery WHERE id = %d LIMIT 1", $this->classId);
		dbQuery($query);
		foreach($this->images as $i=>$img){
			$this->images[$i]->delete();
		}
	}
	
	
	/** @see Page::install()
	 */
	//-----------------------------------------------
	function install(){
	//-----------------------------------------------		
		$query = sprintf("CREATE TABLE IF NOT EXISTS bruckm_gallery (
												id INT UNSIGNED NOT NULL AUTO_INCREMENT, 
												images TEXT NOT NULL DEFAULT '',
												PRIMARY KEY (id)
											)");			
		dbQuery($query);
		ImageBlock::install();
	}
	
	
	/** @see CmsObject::update()
	 */
	//-----------------------------------------------
	function update(){
	//-----------------------------------------------	
		parent::update();
		if(isset($_POST['galleryname']) && $_POST['galleryname'] != "[unbenannte Galerie]"){
			$this->name = $_POST['galleryname'];
		}
		foreach($this->images as $i=>$img){
			$this->images[$i]->update();
		}
	}
	
	
	/** @see CmsObject::doPrintClassContent()
	 */
	//-----------------------------------------------
	function doPrintClassContent(){
	//-----------------------------------------------	
		$t = new Template(CMS_TEMPLATE_DIR."gallery.html");
		$t->setVar("NAME", $this->name);
		$out = $t->toString();
		$out .= $this->doPrintBuildingBlockInsertBar(0);
		foreach($this->images as $i=>$img){
			$out .= $this->images[$i]->printContent($i);
			$out .= $this->doPrintBuildingBlockInsertBar($i+1);
		}
		return $out;
	}	
	
	
	/** @see CmsObject::printChildContent()
	 */
	//-----------------------------------------------
	function printChildContent(){
	//-----------------------------------------------
		$t = new Template(CMS_TEMPLATE_DIR."gallerychild.html");
		$t->setVar("TITLE", FlexiconFactory::nameOfClass(get_class($this)));
		$t->setVar("NAME", $this->name);
		$t->setVar("CLASS", strtolower(get_class($this)));
		$t->setVar("PATH", $this->printPath());
		$t->setVar("ID", $this->id);
		$images = "";
		for($i = 0; $i<sizeof($this->images) && $i<9; $i++){
			$images .= $this->images[$i]->printThumb();
		}
		$t->setVar("IMAGES", $images);
		return $t->toString();
	}
	
	
	/** @see CmsObject::handleAction()
	 */
	//-----------------------------------------------
	function handleAction($action, $position, $type){
	//-----------------------------------------------
		switch($action){
			case "insertBuildingBlock": 
				$this->doInsertBuildingBlock($position, $type);
				break;
			case "moveBuildingBlock":
				$this->doMoveBuildingBlock($position, $type);
				break;
			case "deleteBuildingBlock":
				$this->doDeleteBuildingBlock($position);
				break;
		}
	}
	
	
	/** @see CmsObject::doPublish()
	 */
	//----------------------------------------------
	function doPublish(){
	//----------------------------------------------
		$t = new Template(TEMPLATE_DIR."gallery.html");
		$t->setVar("TITLE", htmlspecialchars($this->name));
		$t->setVar("ID", $this->id);
		return $t->toString();
	}
	
	
	/** @see CmsObject::canBePublished()
	 */
	//---------------------------------------------
	function canBePublished(){
	//---------------------------------------------
		if(sizeof($this->images) == 0){
			$this->addError("Die Galerie beinhaltet keine Bilder!");
			return false;
		}
		return true;
	}
	
	
	/** @see Element::getCssClass()
	 */
	//------------------------------------------------
	function getCssClass(){
	//------------------------------------------------
		return "itemGallery";
	}
	
	
	// === ADDITIONAL METHODS ============================================================ //
	
	
	/** inserts a building block
	 * @param class building block class
	 * @param index position
	 */
	//-----------------------------------------------
	function doInsertBuildingBlock($index, $class){
	//-----------------------------------------------
		$this->images = array_insert($this->images, $index, BuildingBlockFactory::instance("$class,0"));
		$this->save();
	}
	
	
	/** moves a building block
	 * @param direction up or down
	 * @param index position
	 */
	//-----------------------------------------------
	function doMoveBuildingBlock($index, $direction){
	//-----------------------------------------------
		if($direction == "up" && $index > 0){
			$this->images = array_swap($this->images, $index, $index-1);
		}
		if($direction == "down" && $index < sizeof($this->buildingBlocks)-1){
			$this->images = array_swap($this->images, $index, $index+1);
		}
		$this->save();
	}
	
	
	/** deletes a building block object
	 * @param  index position
	 */
	//-----------------------------------------------
	function doDeleteBuildingBlock($index){
	//-----------------------------------------------
		$this->images[$index]->delete();
		$this->images = array_remove($this->images, $index);
		$this->save();
	}
	
	
	/** prints a bar with buttons for inserting building blocks
	 * @param index position, where the building block will be inserted
	 * @return string
	 */
	//-----------------------------------------------
	function doPrintBuildingBlockInsertBar($index){
	//-----------------------------------------------
		$t = new Template(CMS_TEMPLATE_DIR."insertbar.html");
	  $button = "<div class=\"insert\" onMouseOver=\"showTooltip('%s einf&uuml;gen')\"". 
							"onClick=\"setAction('insertBuildingBlock', %d, '%s'); document.forms[0].submit();\">".
							"<img src=\"images/%s1.png\" alt=\"%s einf&uuml;gen\" onMouseOver=\"swapImage(this,2)\" onMouseOut=\"swapImage(this,1)\" />".
							"</div>";
		$out .= sprintf($button, "Bild", $index, "imageblock", "imageblock", "Bild");
		$t->setVar("CLASSES", $out);
		return $t->toString();
	}
	
	
	/** returns an xml for the gallery flash component
	 * @return xml string
	 */
	//-----------------------------------------
	function toXml(){
	//-----------------------------------------
		$xml = "<gallery>";
		foreach($this->images as $i=>$img){
			$xml .= $this->images[$i]->toXml();
		}
		$xml .= "</gallery>";
		return $xml;
	}
	
	
};


?>