function getCache()
{
if (count($this->_files) == 0 && $this->_text == '') {
return false;
}
if ($this->_cacheTime == 'static' || $this->_cacheTime == 0) {
$folder = $this->_path . 'static' . DIRECTORY_SEPARATOR;
$currentcachetime = 0;
} else {
$time = time();
$currentcachetime = $time - $time % $this->_cacheTime;
$folder = $this->_path . $this->_prename . $currentcachetime . DIRECTORY_SEPARATOR;
}
$this->createCacheSubFolder($folder, $currentcachetime);
$hash = $this->createHash();
$cachefile = $folder . $hash . '.' . $this->_filetype;
$cachefilegzip = $folder . $hash . '.php';
if (!NextendFilesystem::existsFile($cachefile)) {
$cached = "/* " . date('l jS \\of F Y h:i:s A') . "*/\n\n";
for ($i = 0; $i < count($this->_files); $i++) {
$cached .= $this->parseFile(NextendFilesystem::readFile($this->_files[$i]), $this->_files[$i], $i);
}
$cached .= $this->_text;
NextendFilesystem::createFile($cachefile, $this->parseCached($cached));
if ($this->_gzip) {
$php = '<?php ' . $this->getgzipHeader($currentcachetime) . 'if (extension_loaded("zlib") && (ini_get("output_handler") != "ob_gzhandler")) {' . 'ini_set("zlib.output_compression", 1);' . '}' . 'readfile("' . str_replace('\\', '/', $cachefile) . '");';
NextendFilesystem::createFile($cachefilegzip, $php);
}
}
if ($this->_gzip) {
return NextendFilesystem::pathToAbsoluteURL($cachefilegzip);
}
return NextendFilesystem::pathToAbsoluteURL($cachefile);
}
function render($tpl)
{
$tplpath = $this->_path . 'tpl/' . $tpl . '.php';
if (NextendFilesystem::existsFile($tplpath)) {
include $tplpath;
}
}
function getFontUrl()
{
$css = NextendCss::getInstance();
$url = 'https://fonts.googleapis.com/css?family=';
$subset = '';
if (count($this->_fonts)) {
foreach ($this->_fonts as $family => $font) {
$style = explode(',', $font[0]);
$style = array_filter(array_unique($style));
foreach ($style as $k => $s) {
$file = NEXTENDLIBRARYASSETS . 'fonts/' . preg_replace("/[^a-z0-9]/", '', strtolower($family)) . '/' . $s . '/s.css';
if (NextendFilesystem::existsFile($file)) {
unset($style[$k]);
$css->addCssFile($file, null, true);
}
}
if (count($style)) {
$url .= urlencode($family) . ':' . implode(',', $style) . '|';
$subset .= $font[1] . ',';
}
}
}
if ($url == 'https://fonts.googleapis.com/css?family=') {
return '';
}
$url = substr($url, 0, -1);
$subset = explode(',', $subset);
$subset = array_filter(array_unique($subset));
$url .= '&subset=' . implode(',', $subset);
return $url;
}
function onNextendSliderGeneratorList(&$group, &$list, $showall = false)
{
if ($showall || smartsliderIsFull()) {
$installed = NextendFilesystem::existsFile(JPATH_ADMINISTRATOR . DIRECTORY_SEPARATOR . 'components' . DIRECTORY_SEPARATOR . 'com_jshopping' . DIRECTORY_SEPARATOR . 'jshopping.php');
if ($showall || $installed) {
$group[$this->_group] = 'JoomShopping';
if (!isset($list[$this->_group])) {
$list[$this->_group] = array();
}
$list[$this->_group][$this->_group . '_products'] = array(NextendText::_('Products'), $this->getPath() . 'products' . DIRECTORY_SEPARATOR, true, true, $installed ? true : 'http://extensions.joomla.org/extensions/e-commerce/shopping-cart/5378', 'product');
}
}
}
function colorizeImage($img, $targetColor, $baseColor)
{
$cachefile = $this->_folder . 'colorize' . md5($img) . $targetColor . $baseColor . '.' . $this->_filetype;
if (!NextendFilesystem::existsFile($cachefile)) {
$targetHexArr = NextendColor::hex82hex($targetColor);
$targetColor = $targetHexArr[0];
$alpha = hexdec($targetHexArr[1]);
$c1 = NextendColor::hex2hsl($baseColor);
$c2 = NextendColor::hex2hsl($targetColor);
$im = imagecreatefrompng($img);
$width = imagesx($im);
$height = imagesy($im);
$this->createIm($width, $height);
$rgb = NextendColor::rgb2array($targetColor);
for ($x = 0; $x < $width; $x++) {
for ($y = 0; $y < $height; $y++) {
$rgba = ImageColorAt($im, $x, $y);
$rgb = array($rgba >> 16 & 0xff, $rgba >> 8 & 0xff, $rgba & 0xff);
$hsl = NextendColor::rgb2hsl($rgb);
$a[0] = $hsl[0] + ($c2[0] - $c1[0]);
$a[1] = $hsl[1] * ($c2[1] / $c1[1]);
if ($a[1] > 1) {
$a[1] = 1;
}
$a[2] = exp(log($hsl[2]) * log($c2[2]) / log($c1[2]));
if ($a[2] > 1) {
$a[2] = 1;
}
$rgb = NextendColor::hsl2rgb($a);
$A = 0xff - ($rgba >> 24) * 2 & 0xff;
$A = (int) ($A * ($alpha / 0xff));
if ($A > 0xff) {
$A = 0xff;
}
$A = (int) ((0xff - $A) / 2);
imagesetpixel($this->_im, $x, $y, imagecolorallocatealpha($this->_im, $rgb[0], $rgb[1], $rgb[2], $A));
}
}
$this->saveIm($cachefile);
imagedestroy($im);
}
return NextendFilesystem::pathToAbsoluteURL($cachefile);
}
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 $originalimageurl;
}
function resizeImage($image, $w, $h)
{
$w = intval($w);
$h = intval($h);
$cachefile = $this->_folder . 'resize' . md5($image) . $w . '_' . $h . '.' . $this->_filetype;
if (!NextendFilesystem::existsFile($cachefile)) {
if ($image && $w >= 1 && $h >= 1) {
if (strpos($image, 'http') === 0) {
//url
} else {
if (!NextendFilesystem::existsFile($image)) {
$image = NextendFilesystem::getBasePath() . $image;
}
}
if (is_readable($image)) {
$orig = null;
switch (exif_imagetype($image)) {
case IMAGETYPE_JPEG:
$orig = imagecreatefromjpeg($image);
break;
case IMAGETYPE_PNG:
$orig = imagecreatefrompng($image);
break;
}
if ($orig) {
$this->createIm($w, $h);
$ow = imagesx($orig);
$oh = imagesy($orig);
$ratioX = $ow / $w;
$ratioY = $oh / $h;
if ($ratioX > $ratioY) {
$ow = $ratioY * $w;
} else {
$oh = $ratioX * $h;
}
imagecopyresampled($this->_im, $orig, 0, 0, 0, 0, $w, $h, $ow, $oh);
$this->saveIm($cachefile);
imagedestroy($orig);
return NextendFilesystem::pathToAbsoluteURL($cachefile);
}
} else {
return $image;
}
} else {
return $image;
}
}
return NextendFilesystem::pathToAbsoluteURL($cachefile);
}
