function NextendSliderCache($slider)
{
nextendimportsmartslider2('nextend.smartslider.check');
nextendimport('nextend.css.css');
nextendimport('nextend.javascript.javascript');
nextendimport('nextend.fonts.google');
$this->slider = $slider;
$sliderid = $slider->_sliderid;
$recache = false;
$cached = json_decode(NextendSmartSliderStorage::get('slidercache' . $sliderid), true);
if (nextendIsWordpress()) {
$time = current_time('timestamp');
} else {
$time = time();
}
nextendimportsmartslider2('nextend.smartslider.admin.models.slides');
$slidesModel = new NextendSmartsliderAdminModelSlides(null);
$slides = $slidesModel->getSlides($sliderid, '');
$slideexpire = null;
foreach ($slides as $s) {
$publish_up = strtotime($s['publish_up']);
if ($publish_up && $publish_up > $time && ($slideexpire == null || $publish_up < $slideexpire)) {
$slideexpire = $publish_up;
}
$publish_down = strtotime($s['publish_down']);
if ($publish_down && $publish_down > $time && ($slideexpire == null || $publish_down < $slideexpire)) {
$slideexpire = $publish_down;
}
}
if (is_array($cached)) {
if (NextendSmartSliderStorage::get('sliderchanged' . $sliderid) == 1) {
$recache = true;
} else {
if (isset($cached['time']) && isset($cached['expire']) && $cached['time'] < time() - $cached['expire'] * 60 * 60) {
$recache = true;
} else {
if (isset($cached['slideexpire']) && $cached['slideexpire'] < $time) {
$recache = true;
}
}
}
} else {
$recache = true;
}
if (!$recache) {
$data = $cached['data'];
if (isset($data['css'])) {
if (!NextendFilesystem::fileexists(NextendFilesystem::absoluteURLToPath($data['css']))) {
$recache = true;
}
} else {
$recache = true;
}
if (!isset($data['libraries']) || !isset($data['libraries']['jquery']) || !isset($data['libraries']['jquery']['jsfiles']) || count($data['libraries']['jquery']['jsfiles']) == 0) {
$recache = true;
}
}
//$recache = true;
if ($recache) {
$data = $this->render();
$cached = array('time' => time(), 'data' => $data);
if ($this->slider->_generatorParams->get('enabled', 0)) {
$generatorcached = json_decode(NextendSmartSliderStorage::get('generator' . $sliderid), true);
if (is_array($generatorcached)) {
$cached['time'] = $generatorcached['time'];
$cached['expire'] = $this->slider->_generatorParams->get('cachetime', '24');
}
}
if ($slideexpire) {
$cached['slideexpire'] = $slideexpire;
}
NextendSmartSliderStorage::set('slidercache' . $sliderid, json_encode($cached));
NextendSmartSliderStorage::set('sliderchanged' . $sliderid, '0');
}
$this->cssurl = $data['css'];
if (nextendIsWordPress()) {
add_action('nextend_css', array($this, 'addCSS'));
} elseif (nextendIsMagento()) {
Nextend_SmartSlider2_Model_Observer::$sliders[] = array($this, 'addCSS');
} else {
$this->addCSS();
}
$js = NextendJavascript::getInstance();
foreach ($data['js']['core'] as $j) {
$js->addJsFile($j);
}
if (isset($data['libraries']) && count($data['libraries'])) {
foreach ($data['libraries'] as $library => $jss) {
$js->loadLibrary($library);
if (!empty($jss['js'])) {
$js->addLibraryJs($library, $jss['js']);
}
if (count($jss['jsfiles'])) {
foreach ($jss['jsfiles'] as $j) {
$js->addLibraryJsFile($library, $j);
}
}
}
}
if (isset($data['fonts']) && count($data['fonts'])) {
$google = NextendFontsGoogle::getInstance();
foreach ($data['fonts'] as $k => $v) {
$style = explode(',', $v[0]);
$subset = explode(',', $v[1]);
for ($i = 0; $i < count($style); $i++) {
$google->addFont($k, $style[$i], $subset[$i]);
}
}
}
$slider = $data['html'];
if (nextendIsJoomla()) {
if (version_compare(JVERSION, '1.6.0', 'ge')) {
$dispatcher = JDispatcher::getInstance();
JPluginHelper::importPlugin('content');
$article = new stdClass();
$article->text = $slider;
$_p = array();
$dispatcher->trigger('onContentPrepare', array('com_smartslider2', &$article, &$_p, 0));
if (!empty($article->text)) {
$slider = $article->text;
}
}
} elseif (nextendIsWordPress()) {
if (!function_exists('ss2_attr_shortcode')) {
function ss2_attr_shortcode($matches)
{
return 'data-' . $matches[1] . '="' . str_replace('"', '"', do_shortcode(str_replace('"', '"', $matches[2]))) . '"';
}
}
$slider = preg_replace_callback("/data-(click|enter|leave)=\"(.*?)\"/", "ss2_attr_shortcode", $slider);
$slider = do_shortcode($slider);
}
echo $slider;
}
function resizeImage($imageurl, $width, $height, $mode = 'cover', $resizeremote = false)
{
$originalimageurl = $imageurl;
if ($width > 0 && $height > 0 && function_exists('exif_imagetype') && function_exists('imagecreatefrompng')) {
$extra = array();
if (substr($imageurl, 0, 2) == '//') {
$imageurl = parse_url(NextendUri::getBaseuri(), PHP_URL_SCHEME) . ':' . $imageurl;
}
$imageurl = NextendUri::relativetoabsolute($imageurl);
$imagepath = NextendFilesystem::absoluteURLToPath($imageurl);
if ($imagepath == $imageurl) {
if (!$resizeremote) {
return $originalimageurl;
}
$imagepath = parse_url($imageurl, PHP_URL_PATH);
} else {
$extra[] = @filemtime($imagepath);
$imageurl = $imagepath;
}
$extension = strtolower(pathinfo($imagepath, PATHINFO_EXTENSION));
$filetype = '';
if ($extension == 'png') {
$filetype = 'png';
} else {
if ($extension == 'jpg' || $extension == 'jpeg') {
$filetype = 'jpg';
}
}
if ($filetype != '') {
$hash = $this->createHashFromArray(array_merge(func_get_args(), $this->backgrouncolor, $extra));
$cachefile = $this->_folder . $hash . '.' . $filetype;
if (!NextendFilesystem::existsFile($cachefile)) {
$imagetype = @exif_imagetype($imageurl);
if ($imagetype) {
if ($imagetype == IMAGETYPE_PNG) {
$filetype = 'png';
} else {
if ($imagetype == IMAGETYPE_JPEG) {
$filetype = 'jpg';
} else {
$filetype = '';
}
}
if ($filetype) {
$img = null;
$rotated = null;
if ($filetype == 'png') {
$img = @imagecreatefrompng($imageurl);
} else {
if ($filetype == 'jpg') {
$img = @imagecreatefromjpeg($imageurl);
if (function_exists("exif_read_data")) {
$exif = exif_read_data($imageurl);
if ($exif && !empty($exif['Orientation'])) {
switch ($exif['Orientation']) {
case 3:
$rotated = imagerotate($img, 180, 0);
break;
case 6:
$rotated = imagerotate($img, -90, 0);
break;
case 8:
$rotated = imagerotate($img, 90, 0);
break;
}
}
if ($rotated) {
imagedestroy($img);
$img = $rotated;
}
}
}
}
if ($img) {
$owidth = imagesx($img);
$oheight = imagesy($img);
if ($rotated || $owidth != $width || $oheight != $height) {
$image = imagecreatetruecolor($width, $height);
if ($filetype == 'png') {
imagesavealpha($image, true);
imagealphablending($image, false);
$white = imagecolorallocatealpha($image, 255, 255, 255, 127);
imagefilledrectangle($image, 0, 0, $width, $height, $white);
} else {
if ($filetype == 'jpg') {
$bg = imagecolorallocate($image, $this->backgrouncolor[0], $this->backgrouncolor[1], $this->backgrouncolor[2]);
imagefilledrectangle($image, 0, 0, $width, $height, $bg);
}
}
$dst_x = 0;
$dst_y = 0;
$src_x = 0;
$src_y = 0;
$dst_w = $width;
$dst_h = $height;
$src_w = $owidth;
$src_h = $oheight;
$horizontalRatio = $width / $owidth;
$verticalRatio = $height / $oheight;
if ($mode == 'cover') {
if ($horizontalRatio > $verticalRatio) {
$new_h = $horizontalRatio * $oheight;
$dst_y = ($height - $new_h) / 2;
$dst_h = $new_h;
} else {
$new_w = $verticalRatio * $owidth;
$dst_x = ($width - $new_w) / 2;
$dst_w = $new_w;
}
} else {
if ($mode == 'contain') {
if ($horizontalRatio < $verticalRatio) {
$new_h = $horizontalRatio * $oheight;
$dst_y = ($height - $new_h) / 2;
$dst_h = $new_h;
} else {
$new_w = $verticalRatio * $owidth;
$dst_x = ($width - $new_w) / 2;
$dst_w = $new_w;
}
}
}
imagecopyresampled($image, $img, $dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h);
imagedestroy($img);
if ($filetype == 'png') {
imagepng($image, $cachefile);
} else {
if ($filetype == 'jpg') {
imagejpeg($image, $cachefile, 100);
}
}
imagedestroy($image);
return NextendFilesystem::pathToAbsoluteURL($cachefile);
} else {
imagedestroy($img);
}
}
}
}
} else {
return NextendFilesystem::pathToAbsoluteURL($cachefile);
}
}
}
return $originalimageurl;
}
function generateAjaxCSS($loadedCSS)
{
$css = '';
if (count($this->_cssFiles)) {
$lesscache = $this->_lesscache;
foreach ($this->_cssFiles as $k => $file) {
if (!in_array($k, $loadedCSS)) {
if (is_array($file)) {
$lesscache->addContext($file[1], $file[2]);
} else {
$css .= preg_replace('#url\\([\'"]([^"\'\\)]+)[\'"]\\)#', 'url(' . NextendFilesystem::pathToAbsoluteURL(dirname($k)) . '/$1)', NextendFilesystem::readFile($k));
}
}
}
if ($lesscache) {
$filename = $lesscache->getCache();
if ($filename) {
$lessfile = NextendFilesystem::absoluteURLToPath($lesscache->getCache());
$css .= preg_replace('#url\\([\'"]([^"\'\\)]+)[\'"]\\)#', 'url(' . NextendFilesystem::pathToAbsoluteURL(dirname($lessfile)) . '/$1)', NextendFilesystem::readFile($lessfile));
}
}
}
$css .= $this->_css;
return $css;
}
function ss2_css_image_replace($ms)
{
global $zip;
if (substr($ms[1], 0, 2) == '//') {
$ms[1] = 'http:' . $ms[1];
}
$path = NextendFilesystem::absoluteURLToPath($ms[1]);
if (NextendFilesystem::fileexists($path)) {
if (nextendIsJoomla()) {
$rel = str_replace('plugins/', 'images/', NextendFilesystem::pathToRelativePath($path));
} else {
if (nextendIsWordpress()) {
$rel = str_replace(NEXTEND_SMART_SLIDER2 . 'plugins/', 'images/', $path);
}
}
$zip->addFile(NextendFilesystem::readFile($path), $rel);
return 'url(' . $rel . ')';
}
}
function generateCSS()
{
if (class_exists('NextendFontsGoogle')) {
$fonts = NextendFontsGoogle::getInstance();
$fonts->generateFonts();
}
if (count($this->_cssFiles)) {
foreach ($this->_cssFiles as $file) {
if (is_array($file)) {
// LESS
$this->_lesscache->addContext($file[1], $file[2]);
} else {
if (substr($file, 0, 4) == 'http') {
$this->serveCSSFile($file);
} else {
if ($this->_cacheenabled) {
$this->_cache->addFile($file);
} else {
$url = NextendFilesystem::pathToAbsoluteURL($file);
$this->serveCSSFile($url);
}
}
}
}
}
if ($this->_cacheenabled) {
if ($this->_lesscache) {
$this->_cache->addFile(NextendFilesystem::absoluteURLToPath($this->_lesscache->getCache()));
}
$this->serveCSSFile($this->_cache->getCache());
} else {
if ($this->_lesscache) {
$this->serveCSSFile($this->_lesscache->getCache());
}
}
$this->serveCSS();
}
