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<?php
/**
* @version $Id: helper.php 2012-03-18 vinaora $
* @package Vinaora Cu3er 3D Slideshow
* @subpackage mod_vinaora_cu3er_3d_slideshow
* @copyright Copyright (C) 2010 - 2012 VINAORA. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
* @website http://vinaora.com
* @twitter http://twitter.com/vinaora
* @facebook http://facebook.com/vinaora
*/
// no direct access
defined('_JEXEC') or die;
require_once dirname(__FILE__).DS.'helper'.DS.'vinaora_param.php';
class modVinaoraCu3er3DSlideshowHelper
{
public $params;
private $_items;
private $_separator = "\n";
private $_tweenNames = array("defaults", "tweenIn", "tweenOut", "tweenOver");
private $_buttonNames = array("prev_button", "next_button", "prev_symbol", "next_symbol", "auto_play", "preloader", "description");
function __construct(&$params){
$this->params = $params;
$color = $this->params->get('transition_cube_color', '#000000');
$color = str_replace('#', '0x', $color);
$this->params->set('transition_cube_color', $color);
$color = $this->params->get('description_heading_text_color', '#000000');
$color = str_replace('#', '0x', $color);
$this->params->set('description_heading_text_color', $color);
$color = $this->params->get('description_paragraph_text_color', '#000000');
$color = str_replace('#', '0x', $color);
$this->params->set('description_paragraph_text_color', $color);
// Support two ways: Split parameters by '|' (vertical symbol) or '[CR]LF' (new line)
$pslide = array("slide_url", "slide_link", "slide_link_target", "slide_description_heading", "slide_description_paragraph", "slide_description_link", "slide_description_link_target");
foreach($pslide as $value){
$param = $this->params->get($value);
$param = str_replace("|", "\r\n", $param);
$this->params->set($value, $param);
}
$this->_items = $this->getItems();
// $this->_setSlideURLs();
}
/*
* Get content of the config file
*/
public static function getConfig($name){
$xml = NULL;
$name = JPath::clean($name);
//Remove the Directory Separator (DS) at the begin of $name if exits
$name = ltrim($name, DS);
if ( !is_file(JPATH_BASE.DS.$name) ){
// JError::raiseNotice('0', JText::_('MOD_VINAORA_CU3ER_3D_SLIDESHOW_ERROR_FILE_CONFIG_NOTFOUND'));
return NULL;
}
// Load from file if it is .xml
// $ext = pathinfo($filename, PATHINFO_EXTENSION);
// strtolower(substr($name, -4, 4)) == '.xml'
if ( preg_match('/[^\s]+(\.(?i)(xml))$/', $name) ){
$xml = simplexml_load_file( JPATH_BASE.DS.$name );
}
// Load from url if it is .xml.php
// strtolower(substr($name, -8, 8)) == '.xml.php'
elseif ( preg_match('/[^\s]+(\.(?i)(xml)\.(?i)(php))$/', $name) ){
$xml = simplexml_load_file( JURI::base().JPath::clean($name, '/') );
}
else{
// JError::raiseWarning( 100, JText::sprintf( 'MOD_VC3S_ERROR_FILE_CONFIG_INVALID', $name ) );
return NULL;
}
return $xml;
}
/*
* Create the config file
*/
public function createConfig($name){
jimport('joomla.filesystem.file');
$name = JPath::clean($name);
//Remove the Directory Separator (DS) at the begin of $name if exits
$name = ltrim($name, DS);
if ( is_writeable(dirname(JPATH_BASE.DS.$name)) ){
if ( JFile::write(JPATH_BASE.DS.$name, $this->getXML()) ) return true;
else{
// Write file error
JError::raiseWarning( 100, JText::sprintf( 'MOD_VC3S_ERROR_FILE_UNWRITABLE', $name ) );
}
}
else{
// Directory is not writeable
$preg = ( DS == '\\' ) ? '/\\\\[^\\\\]+$/' : '/\/[^\/]+$/';
JError::raiseWarning( 100, JText::sprintf( 'MOD_VC3S_ERROR_DIRECTORY_UNWRITABLE', preg_replace($preg, '', $name) ));
}
return false;
}
/*
* Create content of the config file
*/
public function getXML(){
$xml = '<?xml version="1.0" encoding="utf-8"?>';
// Create Element - <cu3er>
$node = new SimpleXMLElement($xml.'<cu3er />');
// Create Element - <cu3er>.<settings>
$nodeL1 =& $node->addChild('settings');
// Create Element - <cu3er>.<settings>.<general>
$nodeL2 =& $this->_createGeneral($nodeL1);
// Create Element - <cu3er>.<settings>.<debug>
if ($this->params->get('enable_debug')){
$nodeL2 =& $this->_createDebug($nodeL1);
}
// Create Element - <cu3er>.<settings>.<auto_play>
if ($this->params->get('enable_auto_play')){
$nodeL2 =& $this->_createAutoPlay($nodeL1);
}
// Create Element - <cu3er>.<settings>.<pre_button>
if ($this->params->get('enable_prev_button')){
$nodeL2 =& $this->_createPreviousButton($nodeL1);
}
// Create Element - <cu3er>.<settings>.<pre_symbol>
if ($this->params->get('enable_prev_symbol')){
$nodeL2 =& $this->_createPreviousSymbol($nodeL1);
}
// Create Element - <cu3er>.<settings>.<next_button>
if ($this->params->get('enable_next_button')){
$nodeL2 =& $this->_createNextButton($nodeL1);
}
// Create Element - <cu3er>.<settings>.<next_symbol>
if ($this->params->get('enable_next_symbol')){
$nodeL2 =& $this->_createNextSymbol($nodeL1);
}
// Create Element - <cu3er>.<settings>.<preloader>
if ($this->params->get('enable_preloader')){
$nodeL2 =& $this->_createPreloader($nodeL1);
}
// Create Element - <cu3er>.<settings>.<description>
if ($this->params->get('enable_description_box')){
$nodeL2 =& $this->_createDescriptionBox($nodeL1);
}
// Create Element - <cu3er>.<settings>.<transitions>
if ($this->params->get('transition_type') == 'first'){
$nodeL2 =& $this->_createTransitions($nodeL1);
}
// Create Element - <cu3er>.<slides>
$nodeL2 =& $this->_createSlides($node);
$xml = $node->asXML();
// Remove Empty Elements
$xml = preg_replace('/<\w+\/>/', '', $xml);
return $xml;
}
/*
* Create General Settings
*/
private function _createGeneral(&$node){
$general = array();
$general["slide_panel_width"] = intval( $this->params->get('slide_panel_width') );
$general["slide_panel_height"] = intval( $this->params->get('slide_panel_height') );
$general["slide_panel_horizontal_align"] = $this->params->get('slide_panel_horizontal_align');
$general["slide_panel_vertical_align"] = $this->params->get('slide_panel_vertical_align');
$general["ui_visibility_time"] = intval( $this->params->get('ui_visibility_time') );
// Create Element - <cu3er>.<settings>.<general>
$nodeL1 =& $node->addChild('general');
// Create Attributes of <cu3er>.<settings>.<general>
self::_addAttributes($nodeL1, $general);
return $node;
}
/*
* Create Debug Settings
*/
private function _createDebug(&$node){
$debug = array();
$debug["x"] = intval( $this->params->get('debug_x') );
$debug["y"] = intval( $this->params->get('debug_y') );
// Create Element - <cu3er>.<settings>.<debug>
$nodeL1 =& $node->addChild('debug');
// Create Attributes of <cu3er>.<settings>.<debug>
self::_addAttributes($nodeL1, $debug);
return $node;
}
/*
* Create Auto-Play Settings
*/
private function _createAutoPlay(&$node){
$name = "auto_play";
$attbs = array();
$attbs["defaults"] =
array(
"symbol" => $this->params->get('auto_play_symbol', 'linear'),
"time" => $this->params->get('auto_play_time_defaults', 5)
);
$attbs["tweenIn"] =& $this->_getTweenArray($name, 'in');
$attbs["tweenOut"] =& $this->_getTweenArray($name, 'out');
$attbs["tweenOver"] =& $this->_getTweenArray($name, 'over');
// Create Element - <cu3er>.<settings>.<auto_play>
$nodeL1 = $this->createButton($node, $name, $this->_tweenNames, $attbs);
return $node;
}
/*
* Create Previous Button Settings
*/
private function _createPreviousButton(&$node){
$name = "prev_button";
$attbs = array();
$attbs["defaults"] =
array(
"round_corners" => $this->params->get('prev_button_round_corners', '0, 0, 0, 0')
);
$attbs["tweenIn"] =& $this->_getTweenArray($name, 'in');
$attbs["tweenOut"] =& $this->_getTweenArray($name, 'out');
$attbs["tweenOver"] =& $this->_getTweenArray($name, 'over');
// Create Element - <cu3er>.<settings>.<prev_button>
$nodeL1 = $this->createButton($node, $name, $this->_tweenNames, $attbs);
return $node;
}
/*
* Create Previous Symbol Settings
*/
private function _createPreviousSymbol(&$node){
$name = "prev_symbol";
$attbs = array();
$attbs["defaults"] =
array(
"type" => $this->params->get('prev_symbol_type', '1')
);
$attbs["tweenIn"] =& $this->_getTweenArray($name, 'in');
$attbs["tweenOut"] =& $this->_getTweenArray($name, 'out');
$attbs["tweenOver"] =& $this->_getTweenArray($name, 'over');
// Create Element - <cu3er>.<settings>.<prev_symbol>
$nodeL1 = $this->createButton($node, $name, $this->_tweenNames, $attbs);
return $node;
}
/*
* Create Next Button Settings
*/
private function _createNextButton(&$node){
$name = "next_button";
$attbs = array();
$attbs["defaults"] =
array(
"round_corners" => $this->params->get('next_button_round_corners', '0, 0, 0, 0')
);
$attbs["tweenIn"] =& $this->_getTweenArray($name, 'in');
$attbs["tweenOut"] =& $this->_getTweenArray($name, 'out');
$attbs["tweenOver"] =& $this->_getTweenArray($name, 'over');
// Create Element - <cu3er>.<settings>.<next_button>
$nodeL1 = $this->createButton($node, $name, $this->_tweenNames, $attbs);
return $node;
}
/*
* Create Next Symbol Settings
*/
private function _createNextSymbol(&$node){
$name = "next_symbol";
$attbs = array();
$attbs["defaults"] =
array(
"type" => $this->params->get('next_symbol_type', '1')
);
$attbs["tweenIn"] =& $this->_getTweenArray($name, 'in');
$attbs["tweenOut"] =& $this->_getTweenArray($name, 'out');
$attbs["tweenOver"] =& $this->_getTweenArray($name, 'over');
// Create Element - <cu3er>.<settings>.<next_symbol>
$nodeL1 = $this->createButton($node, $name, $this->_tweenNames, $attbs);
return $node;
}
/*
* Create Preloader Settings
*/
private function _createPreloader(&$node){
$name = "preloader";
$attbs = array();
$attbs["defaults"] =
array(
"symbol" => $this->params->get('preloader_symbol', 'linear')
);
$attbs["tweenIn"] =& $this->_getTweenArray($name, 'in');
$attbs["tweenOut"] =& $this->_getTweenArray($name, 'out');
// $attbs["tweenOver"] =& $this->_getTweenArray($name, 'over');
// Create Element - <cu3er>.<settings>.<preloader>
$nodeL1 = $this->createButton($node, $name, $this->_tweenNames, $attbs);
return $node;
}
/*
* Create Description Box Settings
*/
private function _createDescriptionBox(&$node){
$name = "description";
$attbs = array();
$attbs["defaults"] =
array(
"round_corners" => $this->params->get('description_round_corners', '0, 0, 0, 0'),
"heading_font" => $this->params->get('description_heading_font', 'Georgia'),
"heading_text_size" => $this->params->get('description_heading_text_size', '18'),
"heading_text_color" => $this->params->get('description_heading_text_color', '#000000'),
"heading_text_align" => $this->params->get('description_heading_text_align', 'left'),
"heading_text_margin" => $this->params->get('description_heading_text_margin', '10, 25, 0, 25'),
"heading_text_leading" => $this->params->get('description_heading_text_leading', '0'),
"heading_text_letterSpacing" => $this->params->get('description_heading_text_letterSpacing', '0'),
"paragraph_font" => $this->params->get('description_paragraph_font', 'Arial'),
"paragraph_text_size" => $this->params->get('description_paragraph_text_size', '12'),
"paragraph_text_color" => $this->params->get('description_paragraph_text_color', '#000000'),
"paragraph_text_align" => $this->params->get('description_paragraph_text_align', 'left'),
"paragraph_text_margin" => $this->params->get('description_paragraph_text_margin', '5, 25, 0, 25'),
"paragraph_text_leading" => $this->params->get('description_paragraph_text_leading', '0'),
"paragraph_text_letterSpacing" => $this->params->get('description_paragraph_text_letterSpacing', '0')
);
$attbs["tweenIn"] =& $this->_getTweenArray($name, 'in');
$attbs["tweenOut"] =& $this->_getTweenArray($name, 'out');
$attbs["tweenOver"] =& $this->_getTweenArray($name, 'over');
// Create Element - <cu3er>.<settings>.<description>
$nodeL1 = $this->createButton($node, $name, $this->_tweenNames, $attbs);
return $node;
}
/*
* Create Transitions Settings
*/
private function _createTransitions(&$node){
$node =& $this->_createTransition($node, 0);
return $node;
}
/*
* Create Element <transiton> for slide
*/
private function _createTransition(&$node, $position){
if ($position){
$nodeL1 = $node->addChild('transition');
}
else{
$nodeL1 = $node->addChild('transitions');
$position = 1;
}
$attbs = array("num", "slicing", "direction", "duration", "delay", "shader", "light_position", "cube_color", "z_multiplier");
$found = false;
$a_slicing = array("horizontal", "vertical");
$a_direction = array("left", "right", "up", "down");
$a_shader = array("none", "flat", "phong");
if ($this->params->get('transition_type') == 'auto'){
$nodeL1->addAttribute('num', mt_rand(1, 5) );
$nodeL1->addAttribute('slicing', $a_slicing[mt_rand(0, 1)] );
$nodeL1->addAttribute('direction', $a_direction[mt_rand(0, 3)] );
$nodeL1->addAttribute('duration', mt_rand(1, 5) / 10);
$nodeL1->addAttribute('delay', mt_rand(1, 5) / 10);
$nodeL1->addAttribute('shader', $a_shader[mt_rand(0, 2)] );
$found = true;
}
else{
foreach ($attbs as $value){
$param = $this->params->get('transition_'.$value);
$str = trim( modVinaoraCu3er3DSlideshowParam::getParam($param, $position) );
if ( strlen($str) ){
$nodeL1->addAttribute($value, $str);
$found = true;
}
}
}
// Remove Child if have no attributes
// if (!$found) $node->removeChild($nodeL1);
return $node;
}
/*
* Create A Button.
* $name: Previous Button, Next Button, Previous Symbol, Next Symbol, Auto Load, Preloader, Description Box
*/
private function createButton(&$node, $name, $childNames, $attbs){
if (!in_array($name, $this->_buttonNames)) return NULL;
$nodeL1 =& $node->addChild($name);
foreach ($childNames as $child){
if (empty($child)) continue;
$nodeL2 =& $nodeL1->addChild($child);
if (array_key_exists($child, $attbs)){
$attb = $attbs[$child];
if (isset($attb)){
self::_addAttributes($nodeL2, $attb);
}
}
}
return $node;
}
/*
* Add the attributes to a node
*/
private static function _addAttributes(&$node, $attbs){
if(is_array($attbs)){
foreach ($attbs as $key=>$value){
$value = trim($value);
if (strlen($value)){
$node->addAttribute($key, $value);
}
}
}
return $node;
}
/*
* Create Element <slides>
*/
private function _createSlides(&$node){
$nodeL1 =& $node->addChild('slides');
$slides = $this->_items;
for($i=1; $i<=count($slides); $i++){
$nodeL2 = $this->_createSlide($nodeL1, $i);
if ($this->params->get('transition_type') != 'none'){
$nodeL2 = $this->_createTransition($nodeL1, $i);
}
}
return $node;
}
/*
* Create Element <slide>
* Default: Return the First Slide
*/
private function _createSlide(&$node, $position=1){
$nodeL0 =& $node->addChild('slide');
$found = false;
$param = $this->_items;
$str = $param[$position-1];
$nodeL1 =& $nodeL0->addChild('url', $str);
$param = $this->params->get('slide_link');
$str = trim ( modVinaoraCu3er3DSlideshowParam::getParam($param, $position, $this->_separator) );
if ( strlen($str) ){
$found = true;
$nodeL1 =& $nodeL0->addChild('link', $str);
$param = $this->params->get('slide_link_target');
$attb = trim ( modVinaoraCu3er3DSlideshowParam::getParam($param, $position, $this->_separator) );
$attb = modVinaoraCu3er3DSlideshowParam::validTarget($attb);
if ( strlen($attb) ){
$nodeL1->addAttribute('target', $attb);
}
}
$param = $this->params->get('enable_description_box');
if ( $param ){
$nodeL1 =& $nodeL0->addChild('description');
$param = $this->params->get('slide_description_heading');
$str = trim( modVinaoraCu3er3DSlideshowParam::getParam($param, $position, $this->_separator) );
if ( strlen($str) ){
$found = true;
$nodeL2 =& $nodeL1->addChild('heading', $str);
}
$param = $this->params->get('slide_description_paragraph');
$str = trim( modVinaoraCu3er3DSlideshowParam::getParam($param, $position, $this->_separator) );
if ( strlen($str) ){
$found = true;
$nodeL2 =& $nodeL1->addChild('paragraph', $str);
}
$param = $this->params->get('slide_description_link');
$str = trim ( modVinaoraCu3er3DSlideshowParam::getParam($param, $position, $this->_separator) );
if ( strlen($str) ){
$found = true;
$nodeL2 =& $nodeL1->addChild('link', $str);
$param = $this->params->get('slide_description_link_target');
$attb = trim ( modVinaoraCu3er3DSlideshowParam::getParam($param, $position, $this->_separator) );
$attb = modVinaoraCu3er3DSlideshowParam::validTarget($attb);
if ( strlen($attb) ){
$nodeL2->addAttribute('target', $attb);
}
}
}
// if (!$found) $node->removeChild($nodeL0);
return $node;
}
private function _getTweenArray($name, $type){
$tween = array();
$keys = array("time", "delay", "x", "y", "width", "height", "rotation", "alpha", "tint", "scaleX", "scaleY");
foreach ($keys as $key){
$tween[$key] = self::_getTween($this->params->get($name."_".$key), $type);
}
return $tween;
}
/*
* GetTween by Type: In/TweenIn, Out/TweenOut, Over/TweenOver
*/
private static function _getTween($param, $type='in'){
$type = strtolower(trim($type));
$return = NULL;
switch($type){
case 'in':
case 'tweenin':
$return = modVinaoraCu3er3DSlideshowParam::getParam($param, 1);
break;
case 'out':
case 'tweenout':
$return = modVinaoraCu3er3DSlideshowParam::getParam($param, 2);
break;
case 'over':
case 'tweenover':
$return = modVinaoraCu3er3DSlideshowParam::getParam($param, 3);
break;
}
return $return;
}
/*
* Replace TweenName from lowercase to pascalName format
*/
private static function _replaceTweenName($str){
$str = str_replace('<tweenin ', '<tweenIn ', $str);
$str = str_replace('<tweenout ', '<tweenOut ', $str);
$str = str_replace('<tweenover ', '<tweenOver ', $str);
return $str;
}
public function getItems(){
$params = $this->params;
$param = $params->get('slide_url');
$param = str_replace(array("\r\n","\r"), "\n", $param);
$param = explode("\n", $param);
// Get Paths from invidual paths
foreach($param as $key=>$value){
$param[$key] = self::validPath($value);
}
// Remove empty element
$param = array_filter($param);
// Get Paths from directory
if (empty($param)){
$param = $params->get('slide_dir');
if ($param == "-1") return null;
$filter = '([^\s]+(\.(?i)(jpg|png|gif|bmp))$)';
$exclude = array('index.html', '.svn', 'CVS', '.DS_Store', '__MACOSX', '.htaccess');
$param = JFolder::files(JPATH_BASE.DS.'images'.DS.$param, $filter, true, true, $exclude);
foreach($param as $key=>$value){
$value = substr($value, strlen(JPATH_BASE.DS) - strlen($value));
$param[$key] = self::validPath($value);
}
}
// Reset keys
$param = array_values($param);
return $param;
}
/*
* Get the Valid Path of Item
*/
public static function validPath($path){
$path = trim($path);
// Check file type is image or not
if( !preg_match('/[^\s]+(\.(?i)(jpg|png|gif|bmp))$/', $path) ) return '';
// The path includes http(s)
if( preg_match('/^(?i)(https?):\/\//', $path) ){
$base = JURI::base(false);
if (substr($path, 0, strlen($base)) == $base){
$path = substr($path, strlen($base) - strlen($path));
}
else return $path;
}
// The path not includes http(s)
$path = JPath::clean($path, DS);
$path = ltrim($path, DS);
if (!is_file($path)){
if (!is_file(dirname(JPATH_BASE).DS.$path)) return '';
else{
$path = JPath::clean("/".$path, "/");
}
}
else{
// Convert it to url path
$path = JPath::clean(JURI::base(true)."/".$path, "/");
}
return $path;
}
/*
* Add SWFObject Library to <head> tag
*/
public static function addSWFObject($source='local', $version='2.2'){
switch($source){
case 'local':
JHtml::script("media/mod_vinaora_cu3er_3d_slideshow/js/swfobject/$version/swfobject.js");
break;
case 'google':
JHtml::script("http://ajax.googleapis.com/ajax/libs/swfobject/$version/swfobject.js");
break;
default:
return false;
}
return true;
}
}