$h = !empty($_GET['height']) ? intval($_GET['height']) : 0;
// limit the maxium size, prevent server memory overload
if ($w > 1280) {
$w = 1280;
}
if ($h > 1280) {
$h = 1280;
}
$thumb->resize($w, $h);
}
// Apply effects according to the mode parameter
if ($mode == 'watermark') {
if ($ngg_options['wmType'] == 'image') {
$thumb->watermarkImgPath = $ngg_options['wmPath'];
$thumb->watermarkImage($ngg_options['wmPos'], $ngg_options['wmXpos'], $ngg_options['wmYpos']);
} else {
if ($ngg_options['wmType'] == 'text') {
$thumb->watermarkText = $ngg_options['wmText'];
$thumb->watermarkCreateText($ngg_options['wmColor'], $ngg_options['wmFont'], $ngg_options['wmSize'], $ngg_options['wmOpaque']);
$thumb->watermarkImage($ngg_options['wmPos'], $ngg_options['wmXpos'], $ngg_options['wmYpos']);
}
}
} else {
if ($mode == 'web20') {
$thumb->createReflection(40, 40, 50, false, '#a4a4a4');
}
}
// Show thumbnail
$thumb->show();
$thumb->destruct();
exit;
/**
* This function creates a cache for all singlepics to reduce the CPU load
*
* @param int $width
* @param int $height
* @param string $mode could be watermark | web20 | crop
* @return the url for the image or false if failed
*/
function cached_singlepic_file($width = '', $height = '', $mode = '')
{
$ngg_options = get_option('ngg_options');
include_once nggGallery::graphic_library();
// cache filename should be unique
$cachename = $this->pid . '_' . $mode . '_' . $width . 'x' . $height . '_' . $this->filename;
$cachefolder = WINABSPATH . $ngg_options['gallerypath'] . 'cache/';
$cached_url = site_url() . '/' . $ngg_options['gallerypath'] . 'cache/' . $cachename;
$cached_file = $cachefolder . $cachename;
// check first for the file
if (file_exists($cached_file)) {
return $cached_url;
}
// create folder if needed
if (!file_exists($cachefolder)) {
if (!wp_mkdir_p($cachefolder)) {
return false;
}
}
$thumb = new ngg_Thumbnail($this->imagePath, TRUE);
// echo $thumb->errmsg;
if (!$thumb->error) {
if ($mode == 'crop') {
// calculates the new dimentions for a downsampled image
list($ratio_w, $ratio_h) = wp_constrain_dimensions($thumb->currentDimensions['width'], $thumb->currentDimensions['height'], $width, $height);
// check ratio to decide which side should be resized
$ratio_h < $height || $ratio_w == $width ? $thumb->resize(0, $height) : $thumb->resize($width, 0);
// get the best start postion to crop from the middle
$ypos = ($thumb->currentDimensions['height'] - $height) / 2;
$thumb->crop(0, $ypos, $width, $height);
} else {
$thumb->resize($width, $height);
}
if ($mode == 'watermark') {
if ($ngg_options['wmType'] == 'image') {
$thumb->watermarkImgPath = $ngg_options['wmPath'];
$thumb->watermarkImage($ngg_options['wmPos'], $ngg_options['wmXpos'], $ngg_options['wmYpos']);
}
if ($ngg_options['wmType'] == 'text') {
$thumb->watermarkText = $ngg_options['wmText'];
$thumb->watermarkCreateText($ngg_options['wmColor'], $ngg_options['wmFont'], $ngg_options['wmSize'], $ngg_options['wmOpaque']);
$thumb->watermarkImage($ngg_options['wmPos'], $ngg_options['wmXpos'], $ngg_options['wmYpos']);
}
}
if ($mode == 'web20') {
$thumb->createReflection(40, 40, 50, false, '#a4a4a4');
}
// save the new cache picture
$thumb->save($cached_file, $ngg_options['imgQuality']);
}
$thumb->destruct();
// check again for the file
if (file_exists($cached_file)) {
return $cached_url;
}
return false;
}
function cached_singlepic_file($width = '', $height = '', $mode = '')
{
// This function creates a cache for all singlepics to reduce the CPU load
$ngg_options = get_option('ngg_options');
include_once nggGallery::graphic_library();
// cache filename should be unique
$cachename = $this->pid . '_' . $mode . '_' . $width . 'x' . $height . '_' . $this->filename;
$cachefolder = WINABSPATH . $ngg_options['gallerypath'] . 'cache/';
$cached_url = get_option('siteurl') . '/' . $ngg_options['gallerypath'] . 'cache/' . $cachename;
$cached_file = $cachefolder . $cachename;
// check first for the file
if (file_exists($cached_file)) {
return $cached_url;
}
// create folder if needed
if (!file_exists($cachefolder)) {
if (!wp_mkdir_p($cachefolder)) {
return false;
}
}
$thumb = new ngg_Thumbnail($this->imagePath, TRUE);
// echo $thumb->errmsg;
if (!$thumb->error) {
$thumb->resize($width, $height);
if ($mode == 'watermark') {
if ($ngg_options['wmType'] == 'image') {
$thumb->watermarkImgPath = $ngg_options['wmPath'];
$thumb->watermarkImage($ngg_options['wmPos'], $ngg_options['wmXpos'], $ngg_options['wmYpos']);
}
if ($ngg_options['wmType'] == 'text') {
$thumb->watermarkText = $ngg_options['wmText'];
$thumb->watermarkCreateText($ngg_options['wmColor'], $ngg_options['wmFont'], $ngg_options['wmSize'], $ngg_options['wmOpaque']);
$thumb->watermarkImage($ngg_options['wmPos'], $ngg_options['wmXpos'], $ngg_options['wmYpos']);
}
}
if ($mode == 'web20') {
$thumb->createReflection(40, 40, 50, false, '#a4a4a4');
}
// save the new cache picture
$thumb->save($cached_file, $ngg_options['imgQuality']);
}
$thumb->destruct();
// check again for the file
if (file_exists($cached_file)) {
return $cached_url;
}
return false;
}
