function onContentPrepare($context, &$row, &$params, $page = 0)
{
// API
jimport('joomla.filesystem.file');
$mainframe =& JFactory::getApplication();
$document =& JFactory::getDocument();
// Requests
$option = JRequest::getCmd('option');
$view = JRequest::getCmd('view');
$layout = JRequest::getCmd('layout');
$page = JRequest::getCmd('page');
$secid = JRequest::getInt('secid');
$catid = JRequest::getInt('catid');
$itemid = JRequest::getInt('Itemid');
if (!$itemid) {
$itemid = 999999;
}
// Assign paths
$sitePath = JPATH_SITE;
$siteUrl = JURI::base(true);
// Check if plugin is enabled
if (JPluginHelper::isEnabled('content', $this->plg_name) == false) {
return;
}
// Bail out if the page is not HTML
if (JRequest::getCmd('format') != 'html' && JRequest::getCmd('format') != '') {
return;
}
// Load the plugin language file the proper way
JPlugin::loadLanguage('plg_content_' . $this->plg_name, JPATH_ADMINISTRATOR);
// simple performance check to determine whether plugin should process further
if (JString::strpos($row->text, $this->plg_tag) === false) {
return;
}
// expression to search for
$regex = "#{" . $this->plg_tag . "}(.*?){/" . $this->plg_tag . "}#s";
// find all instances of the plugin and put them in $matches
preg_match_all($regex, $row->text, $matches);
// Number of plugins
$count = count($matches[0]);
// Plugin only processes if there are any instances of the plugin in the text
if (!$count) {
return;
}
// Check for basic requirements
if (!extension_loaded('gd') && !function_exists('gd_info')) {
JError::raiseNotice('', JText::_('JW_SIG_NGD'));
}
if (!is_writable($sitePath . DS . 'cache')) {
JError::raiseNotice('', JText::_('JW_SIG_CFU'));
}
// ----------------------------------- Get plugin parameters -----------------------------------
$galleries_rootfolder = $this->params->get('galleries_rootfolder', 'images');
$thb_width = (int) $this->params->get('thb_width', 200);
$thb_height = (int) $this->params->get('thb_height', 160);
$smartResize = $this->params->get('smartResize', 1);
$jpg_quality = (int) $this->params->get('jpg_quality', 80);
$galleryMessages = $this->params->get('galleryMessages', 1);
$cache_expire_time = (int) $this->params->get('cache_expire_time', 120) * 60;
// Cache expiration time in minutes
// Advanced
$memoryLimit = (int) $this->params->get('memoryLimit');
if ($memoryLimit) {
ini_set("memory_limit", $memoryLimit . "M");
}
// Preset
$thb_template = $this->params->get('thb_template', 'Polaroids');
$cacheFolder = 'cache/jw_simpleImageGallery';
// Other assignments
$transparent = $siteUrl . "/plugins/content/" . $this->plg_name . "/" . $this->plg_name . "/includes/images/transparent.gif";
// Includes
require_once dirname(__FILE__) . DS . $this->plg_name . DS . 'includes' . DS . 'helper.php';
// ----------------------------------- Head tag includes -----------------------------------
$pluginCSS = SimpleImageGalleryHelper::getTemplatePath($this->plg_name, 'css/template.css', $thb_template);
$pluginCSS = $pluginCSS->http;
$pluginCSSie6 = SimpleImageGalleryHelper::getTemplatePath($this->plg_name, 'css/template_ie6.css', $thb_template);
$pluginCSSie6 = $pluginCSSie6->http;
$pluginCSSie7 = SimpleImageGalleryHelper::getTemplatePath($this->plg_name, 'css/template_ie7.css', $thb_template);
$pluginCSSie7 = $pluginCSSie7->http;
$headIncludes = '
' . JHTML::_('behavior.framework') . '
<script type="text/javascript" src="' . $siteUrl . '/plugins/content/' . $this->plg_name . '/' . $this->plg_name . '/includes/jquery/jquery-1.4.4.min.js"></script>
<script type="text/javascript" src="' . $siteUrl . '/plugins/content/' . $this->plg_name . '/' . $this->plg_name . '/includes/slimbox-2.04/js/slimbox2.js"></script>
<link rel="stylesheet" type="text/css" href="' . $siteUrl . '/plugins/content/' . $this->plg_name . '/' . $this->plg_name . '/includes/slimbox-2.04/css/slimbox2.css" />
<link rel="stylesheet" type="text/css" href="' . $pluginCSS . '" />
<!--[if lte IE 6]>
<link rel="stylesheet" type="text/css" href="' . $pluginCSSie6 . '" />
<![endif]-->
<!--[if IE 7]>
<link rel="stylesheet" type="text/css" href="' . $pluginCSSie7 . '" />
<![endif]-->
';
$headIncludes = '';
// ----------------------------------- Prepare the output -----------------------------------
// Process plugin tags
if (preg_match_all($regex, $row->text, $matches, PREG_PATTERN_ORDER) > 0) {
// start the replace loop
foreach ($matches[0] as $key => $match) {
$tagcontent = preg_replace("/{.+?}/", "", $match);
$tagparams = explode(':', $tagcontent);
$galleryFolder = $tagparams[0];
// Gallery specific
$srcimgfolder = $galleries_rootfolder . '/' . $galleryFolder . '/';
$galleryID = substr(md5($key . $srcimgfolder), 1, 10);
// create a unique 8-digit identifier for each gallery
$gallery = SimpleImageGalleryHelper::renderGallery($srcimgfolder, $cacheFolder, $thb_width, $thb_height, $smartResize, $jpg_quality, $cache_expire_time);
if (!$gallery) {
JError::raiseNotice('', JText::_('JW_SIG_PRG'));
return;
}
// Fetch the template
ob_start();
$templatePath = SimpleImageGalleryHelper::getTemplatePath($this->plg_name, 'default.php', $thb_template);
$templatePath = $templatePath->file;
include $templatePath;
$getTemplate = $this->plg_copyrights_start . ob_get_contents() . $this->plg_copyrights_end;
ob_end_clean();
// Output
$plg_html = $getTemplate;
// Do the replace
$row->text = preg_replace("#{" . $this->plg_tag . "}" . $tagcontent . "{/" . $this->plg_tag . "}#s", $plg_html, $row->text);
}
// end foreach
}
// end if
// Append head includes, but not when we're outputing raw content in K2
if (JRequest::getCmd('format') == '' || JRequest::getCmd('format') == 'html') {
SimpleImageGalleryHelper::loadHeadIncludes($this->plg_copyrights_start . $headIncludes . $this->plg_copyrights_end);
}
}
function renderGallery($srcimgfolder, $cacheFolder, $thb_width, $thb_height, $smartResize, $jpg_quality, $cache_expire_time)
{
// API
jimport('joomla.filesystem.folder');
// Path assignment
$sitePath = JPATH_SITE . '/';
$siteUrl = JURI::base(true) . '/';
// Internal parameters
$prefix = "jwsig_cache_";
// Set the cache folder
$cacheFolderPath = $sitePath . DS . str_replace('/', DS, $cacheFolder);
if (file_exists($cacheFolderPath) && is_dir($cacheFolderPath)) {
// all OK
} else {
mkdir($cacheFolderPath);
}
// Check if the source folder exists and read it
$srcFolder = JFolder::files($sitePath . $srcimgfolder);
// Proceed if the folder is OK or fail silently
if (!$srcFolder) {
return;
}
// Loop through the source folder for images
$fileTypes = array('jpg', 'jpeg', 'gif', 'png');
// Create an array of file types
$found = array();
// Create an array for matching files
foreach ($srcFolder as $srcImage) {
$fileInfo = pathinfo($srcImage);
if (array_key_exists('extension', $fileInfo) && in_array(strtolower($fileInfo['extension']), $fileTypes)) {
$found[] = $srcImage;
}
}
// Bail out if there are no images found
if (count($found) == 0) {
return;
}
// Sort the images
sort($found);
// Initiate array to hold gallery
$gallery = array();
// Loop through the image file list
foreach ($found as $key => $filename) {
// Determing thumb image filename
if (strtolower(substr($filename, -4, 4)) == 'jpeg') {
$thumbfilename = substr($filename, 0, -4) . 'jpg';
} elseif (strtolower(substr($filename, -3, 3)) == 'gif' || strtolower(substr($filename, -3, 3)) == 'png' || strtolower(substr($filename, -3, 3)) == 'jpg') {
$thumbfilename = substr($filename, 0, -3) . 'jpg';
}
// Object to hold each image elements
$gallery[$key] = new JObject();
// Assign source image and path to a variable
$original = $sitePath . $srcimgfolder . $filename;
// Check if thumb image exists already
$thumbimage = $sitePath . str_replace('/', DS, $cacheFolder) . DS . $prefix . substr(md5($srcimgfolder), 1, 10) . '_' . strtolower($thumbfilename);
if (file_exists($thumbimage) && is_readable($thumbimage) && filemtime($thumbimage) + $cache_expire_time > time()) {
// do nothing
} else {
// Otherwise create the thumb image
// begin by getting the details of the original
list($width, $height, $type) = getimagesize($original);
// strip the extension off the image filename (case insensitive)
$imagetypes = array('/\\.gif$/i', '/\\.jpg$/i', '/\\.jpeg$/i', '/\\.png$/i');
$name = preg_replace($imagetypes, '', basename($original));
// create an image resource for the original
switch ($type) {
case 1:
$source = @imagecreatefromgif($original);
/*
if(!$source){
$error = JText::_('GIF images cannot be processed by this server. Please use JPEG or PNG images.');
}
*/
break;
case 2:
$source = imagecreatefromjpeg($original);
break;
case 3:
$source = imagecreatefrompng($original);
break;
default:
$source = NULL;
//$error = JText::_('Cannot identify file type!');
}
// Bail out if the image resource is not OK
if (!$source) {
return;
}
// calculate thumbnails
$thumbnail = SimpleImageGalleryHelper::thumbDimCalc($width, $height, $thb_width, $thb_height, $smartResize);
$thumb_width = $thumbnail['width'];
$thumb_height = $thumbnail['height'];
// create an image resource for the thumbnail
$thumb = imagecreatetruecolor($thumb_width, $thumb_height);
// create the resized copy
imagecopyresampled($thumb, $source, 0, 0, 0, 0, $thumb_width, $thumb_height, $width, $height);
// save the resized copy
$thumbname = str_replace('/', DS, $cacheFolder) . DS . $prefix . substr(md5($srcimgfolder), 1, 10) . '_' . strtolower($name);
// convert all thumbs to .jpg
$success = imagejpeg($thumb, $sitePath . $thumbname . '.jpg', $jpg_quality);
// Bail out if there is a problem in the GD conversion
if (!$success) {
return;
}
// remove the image resources from memory
imagedestroy($source);
imagedestroy($thumb);
}
// Assemble the image elements
$gallery[$key]->filename = $filename;
$gallery[$key]->sourceImageFilePath = $siteUrl . $srcimgfolder . SimpleImageGalleryHelper::replaceWhiteSpace($filename);
$gallery[$key]->thumbImageFilePath = $siteUrl . $cacheFolder . '/' . $prefix . substr(md5($srcimgfolder), 1, 10) . '_' . strtolower(SimpleImageGalleryHelper::replaceWhiteSpace($thumbfilename));
}
// foreach loop
// OUTPUT
return $gallery;
}
function renderSimpleImageGallery(&$row, &$params, $page = 0)
{
// API
jimport('joomla.filesystem.file');
$mainframe = JFactory::getApplication();
$document = JFactory::getDocument();
// Assign paths
$sitePath = JPATH_SITE;
$siteUrl = JURI::root(true);
if (version_compare(JVERSION, '1.6.0', 'ge')) {
$pluginLivePath = $siteUrl . '/plugins/content/' . $this->plg_name . '/' . $this->plg_name;
} else {
$pluginLivePath = $siteUrl . '/plugins/content/' . $this->plg_name;
}
// Check if plugin is enabled
if (JPluginHelper::isEnabled('content', $this->plg_name) == false) {
return;
}
// Bail out if the page format is not what we want
$allowedFormats = array('', 'html', 'feed', 'json');
if (!in_array(JRequest::getCmd('format'), $allowedFormats)) {
return;
}
// Simple performance check to determine whether plugin should process further
if (JString::strpos($row->text, $this->plg_tag) === false) {
return;
}
// expression to search for
$regex = "#{" . $this->plg_tag . "}(.*?){/" . $this->plg_tag . "}#is";
// Find all instances of the plugin and put them in $matches
preg_match_all($regex, $row->text, $matches);
// Number of plugins
$count = count($matches[0]);
// Plugin only processes if there are any instances of the plugin in the text
if (!$count) {
return;
}
// Load the plugin language file the proper way
JPlugin::loadLanguage('plg_content_' . $this->plg_name, JPATH_ADMINISTRATOR);
// Check for basic requirements
if (!extension_loaded('gd') && !function_exists('gd_info')) {
JError::raiseNotice('', JText::_('JW_PLG_SIG_NOTICE_01'));
return;
}
if (!is_writable($sitePath . DS . 'cache')) {
JError::raiseNotice('', JText::_('JW_PLG_SIG_NOTICE_02'));
return;
}
// Check if Simple Image Gallery Pro is present and mute
if (JPluginHelper::isEnabled('content', 'jw_sigpro') == true) {
return;
}
// Check if Simple Image Gallery Free (old) is present and show a warning
if (JPluginHelper::isEnabled('content', 'jw_simpleImageGallery') == true) {
JError::raiseNotice('', JText::_('JW_PLG_SIG_NOTICE_OLD_SIG'));
return;
}
// ----------------------------------- Get plugin parameters -----------------------------------
// Get plugin info
$plugin = JPluginHelper::getPlugin('content', $this->plg_name);
// Control external parameters and set variable for controlling plugin layout within modules
if (!$params) {
$params = class_exists('JParameter') ? new JParameter(null) : new JRegistry(null);
}
$parsedInModule = $params->get('parsedInModule');
$pluginParams = class_exists('JParameter') ? new JParameter($plugin->params) : new JRegistry($plugin->params);
$galleries_rootfolder = $params->get('galleries_rootfolder') ? $params->get('galleries_rootfolder') : $pluginParams->get('galleries_rootfolder', $defaultImagePath);
$popup_engine = 'jquery_fancybox';
$jQueryHandling = $pluginParams->get('jQueryHandling', '1.8');
$thb_template = 'Classic';
$thb_width = !is_null($params->get('thb_width', null)) ? $params->get('thb_width') : $pluginParams->get('thb_width', 200);
$thb_height = !is_null($params->get('thb_height', null)) ? $params->get('thb_height') : $pluginParams->get('thb_height', 160);
$smartResize = 1;
$jpg_quality = $pluginParams->get('jpg_quality', 80);
$showcaptions = 0;
$cache_expire_time = $pluginParams->get('cache_expire_time', 1440) * 60;
// Cache expiration time in minutes
// Advanced
$memoryLimit = (int) $pluginParams->get('memoryLimit');
if ($memoryLimit) {
ini_set("memory_limit", $memoryLimit . "M");
}
// Cleanups
// Remove first and last slash if they exist
if (substr($galleries_rootfolder, 0, 1) == '/') {
$galleries_rootfolder = substr($galleries_rootfolder, 1);
}
if (substr($galleries_rootfolder, -1, 1) == '/') {
$galleries_rootfolder = substr($galleries_rootfolder, 0, -1);
}
// Includes
require_once dirname(__FILE__) . DS . $this->plg_name . DS . 'includes' . DS . 'helper.php';
// Other assignments
$transparent = $pluginLivePath . '/includes/images/transparent.gif';
// When used with K2 extra fields
if (!isset($row->title)) {
$row->title = '';
}
// Variable cleanups for K2
if (JRequest::getCmd('format') == 'raw') {
$this->plg_copyrights_start = '';
$this->plg_copyrights_end = '';
}
// ----------------------------------- Prepare the output -----------------------------------
// Process plugin tags
if (preg_match_all($regex, $row->text, $matches, PREG_PATTERN_ORDER) > 0) {
// start the replace loop
foreach ($matches[0] as $key => $match) {
$tagcontent = preg_replace("/{.+?}/", "", $match);
if (strpos($tagcontent, ':') !== false) {
$tagparams = explode(':', $tagcontent);
$galleryFolder = $tagparams[0];
} else {
$galleryFolder = $tagcontent;
}
// HTML & CSS assignments
$srcimgfolder = $galleries_rootfolder . '/' . $galleryFolder;
$gal_id = substr(md5($key . $srcimgfolder), 1, 10);
// Render the gallery
$gallery = SimpleImageGalleryHelper::renderGallery($srcimgfolder, $thb_width, $thb_height, $smartResize, $jpg_quality, $cache_expire_time, $gal_id);
if (!$gallery) {
JError::raiseNotice('', JText::_('JW_PLG_SIG_NOTICE_03') . ' ' . $srcimgfolder);
continue;
}
// CSS & JS includes: Append head includes, but not when we're outputing raw content (like in K2)
if (JRequest::getCmd('format') == '' || JRequest::getCmd('format') == 'html') {
// Initiate variables
$relName = '';
$extraClass = '';
$extraWrapperClass = '';
$legacyHeadIncludes = '';
$customLinkAttributes = '';
$popupPath = "{$pluginLivePath}/includes/js/{$popup_engine}";
$popupRequire = dirname(__FILE__) . DS . $this->plg_name . DS . 'includes' . DS . 'js' . DS . $popup_engine . DS . 'popup.php';
if (file_exists($popupRequire) && is_readable($popupRequire)) {
require $popupRequire;
}
if (version_compare(JVERSION, '1.6.0', 'ge')) {
JHtml::_('behavior.framework');
} else {
JHTML::_('behavior.mootools');
}
if (count($stylesheets)) {
foreach ($stylesheets as $stylesheet) {
$document->addStyleSheet($popupPath . '/' . $stylesheet);
}
}
if (count($stylesheetDeclarations)) {
foreach ($stylesheetDeclarations as $stylesheetDeclaration) {
$document->addStyleDeclaration($stylesheetDeclaration);
}
}
if (strpos($popup_engine, 'jquery_') !== false && $jQueryHandling != 0) {
if (version_compare(JVERSION, '3.0', 'ge') !== false) {
JHtml::_('jquery.framework');
} else {
if ($jQueryHandling == '1.9') {
$document->addScript('//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js');
} else {
$document->addScript('//ajax.googleapis.com/ajax/libs/jquery/' . $jQueryHandling . '/jquery.min.js');
}
}
}
if (count($scripts)) {
foreach ($scripts as $script) {
if (substr($script, 0, 4) == 'http' || substr($script, 0, 2) == '//') {
$document->addScript($script);
} else {
$document->addScript($popupPath . '/' . $script);
}
}
}
if (count($scriptDeclarations)) {
foreach ($scriptDeclarations as $scriptDeclaration) {
$document->addScriptDeclaration($scriptDeclaration);
}
}
if ($legacyHeadIncludes) {
$document->addCustomTag($this->plg_copyrights_start . $legacyHeadIncludes . $this->plg_copyrights_end);
}
if ($extraClass) {
$extraClass = ' ' . $extraClass;
}
if ($extraWrapperClass) {
$extraWrapperClass = ' ' . $extraWrapperClass;
}
if ($customLinkAttributes) {
$customLinkAttributes = ' ' . $customLinkAttributes;
}
$pluginCSS = SimpleImageGalleryHelper::getTemplatePath($this->plg_name, 'css/template.css', $thb_template);
$pluginCSS = $pluginCSS->http;
$document->addStyleSheet($pluginCSS, 'text/css', 'screen');
// Print CSS
$document->addStyleSheet($pluginLivePath . '/includes/css/print.css', 'text/css', 'print');
// Message to show when printing an article/item with a gallery
$websiteURL = !empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != "off" ? "https://" . $_SERVER['HTTP_HOST'] : "http://" . $_SERVER['HTTP_HOST'];
$itemPrintURL = $websiteURL . $_SERVER['REQUEST_URI'];
$itemPrintURL = explode("#", $itemPrintURL);
$itemPrintURL = $itemPrintURL[0] . '#sigFreeId' . $gal_id;
} else {
$itemPrintURL = false;
}
// Fetch the template
ob_start();
$templatePath = SimpleImageGalleryHelper::getTemplatePath($this->plg_name, 'default.php', $thb_template);
$templatePath = $templatePath->file;
include $templatePath;
$getTemplate = $this->plg_copyrights_start . ob_get_contents() . $this->plg_copyrights_end;
ob_end_clean();
// Output
$plg_html = $getTemplate;
// Do the replace
$row->text = preg_replace("#{" . $this->plg_tag . "}" . $tagcontent . "{/" . $this->plg_tag . "}#s", $plg_html, $row->text);
}
// end foreach
// Global head includes
if (JRequest::getCmd('format') == '' || JRequest::getCmd('format') == 'html') {
$document->addScript($pluginLivePath . '/includes/js/behaviour.js');
}
}
// end if
}
