<?php
/**
* @package mod_artsexylightbox_lite - Art Sexy Lightbox Lite
* @author Artetics.com
* @license GNU GPL v2 or later
* @copyright Artetics.com (c) 2017
* @version 1.9.2
**/

defined("_JEXEC") or die("Restricted access");

function getPathData($path,$singleImage,$thumbnailPath,$pattern,$imageCaptions){
	$contentArray = array();
	$imageDetails = array();

	/** Get Thumbnails **/
	if (isset($thumbnailPath)) {
		$thumbs = array();
		$thumb_directory_stream = @ opendir (JPATH_SITE.ASLDS . $thumbnailPath . ASLDS);
		if (isset($thumb_directory_stream)) {
			while ($entry = readdir ($thumb_directory_stream)) {
				if ($entry != '.' && $entry != '..' && modArtSexyLightboxHelper::aslMisImage($thumbnailPath . $entry)) {
					$thumbs[$entry] = $entry;
				}
			}
		}
		else{
			$contentArray["error"] = "Could not open a directory stream for <i>" . JPATH_SITE . ASLDS . $thumbnailPath . ASLDS . "</i>";
			return $contentArray;
		}
	}


	/** Read image descriptions **/
	if (isset($lang2) && file_exists(JPATH_SITE . ASLDS . $path . ASLDS . 'artsexylightbox_' . $lang2 . '.txt')) {
		$file_handle = @fopen(JPATH_SITE . ASLDS . $path . ASLDS . 'artsexylightbox_' . $lang2 . '.txt', "rb");
	} else if (JRequest::getString('lang') && file_exists(JPATH_SITE . ASLDS . $path . ASLDS . 'artsexylightbox_' . JRequest::getString('lang') . '.txt')) {
		$file_handle = @fopen(JPATH_SITE . ASLDS . $path . ASLDS . 'artsexylightbox_' . JRequest::getString('lang') . '.txt', "rb");
	} else if (isset($this) && $this->language && file_exists(JPATH_SITE . ASLDS . $path . ASLDS . 'artsexylightbox_' . $this->language . '.txt')) {
		$file_handle = @fopen(JPATH_SITE . ASLDS . $path . ASLDS . 'artsexylightbox_' . $this->language . '.txt', "rb");
	} else {
		$file_handle = @fopen(JPATH_SITE . ASLDS . $path . ASLDS . 'artsexylightbox.txt', 'rb');
	}
	$descriptionArray = array();

	if (!$file_handle && $imageCaptions) {
		$imageCaptionsArray = explode ("\n", $imageCaptions);
        foreach ($imageCaptionsArray as $iCI) {
          $icArray = explode('=', $iCI);
          $descriptionArray[$icArray[0]] = $icArray[1];
        }
	}
	else if($file_handle){
		while (!feof($file_handle) ) {
			$line_of_text = fgets($file_handle);
			$parts = explode('=', htmlspecialchars($line_of_text, ENT_QUOTES), 2);
			$descriptionArray[$parts[0]] = html_entity_decode($parts[1]);

		}
		fclose($file_handle);
	}
	

	/** Get Large Images **/
	$directory_stream = @ opendir (JPATH_SITE.ASLDS . $path . ASLDS); 

	$filelist = array();

	if (isset($directory_stream)) {
		while ($entry = readdir ($directory_stream)) {
			if ($entry != '.' && $entry != '..' && modArtSexyLightboxHelper::aslMisImage($path . $entry)) {
	          	if (!$pattern || $pattern && preg_match("/" . $pattern . "/i", $entry)) {
		            $filelist[] = $entry;
	          	}
			}
		}
	}
	else{
		$contentArray["error"] = "Could not open a directory stream for <i>" . JPATH_SITE . ASLDS . $path . ASLDS . "</i>";
		return $contentArray;
	}

	/** Build Image Array **/
	foreach($filelist as $key => $entry){
		if ($entry != '.' && $entry != '..' && modArtSexyLightboxHelper::aslMisImage($path . $entry)) {
			$imageDetails["sortDate"] = filemtime(JPATH_SITE . ASLDS . str_replace('/', ASLDS, $path) . ASLDS . $entry);

			if(isset($thumbs) && isset($thumbs[$entry])){
				$imageDetails["previewImage"] = JURI::root() . $thumbnailPath . '/' . $entry;
			}

			$imageDetails["path"] = JURI::root() . $path . '/' . $entry;
			$imageDetails["localPath"] = JPATH_SITE . ASLDS . str_replace('/', ASLDS, $path) . ASLDS . $entry;	
			
			if(isset($descriptionArray[$entry])){
				$imageDetails["title"] = $descriptionArray[$entry];
				if(!$singleImage){
					$imageDetails["alt"] = $descriptionArray[$entry];
				}
			}
			elseif(!isset($singleImage)){
				$ind = strrpos($path, '/');
				$imageDetails["alt"] = substr($path, $ind);
			}
			
			$contentArray[] = $imageDetails;
			unset($imageDetails);
		}
	}
	return $contentArray;
}
?>