function generateThumbnail($originalImgPath, $thumbDir, $prefix, $thumbWidth = 0, $thumbHeight = 0, $type = 'resize', $typeParams = array(), $filters = array())
{
$thumbSize = AriImageHelper::getThumbnailDimension($originalImgPath, $thumbWidth, $thumbHeight);
if (!$thumbSize['w'] || !$thumbSize['h'] || !@is_readable($originalImgPath))
return null;
$width = $thumbSize['w'];
$height = $thumbSize['h'];
$path_parts = pathinfo($originalImgPath);
$thumbName = AriImageHelper::generateThumbnailFileName($prefix, $originalImgPath, $width, $height, $type);
$thumbImgPath = $thumbDir . DS . $thumbName;
if (@file_exists($thumbImgPath) && @filemtime($thumbImgPath) > @filemtime($originalImgPath))
return $thumbName;
if (!AriImageHelper::initAsido())
return ;
$thumbImg = Asido::image($originalImgPath, $thumbImgPath);
$needResize = true;
if ($type == 'crop')
{
Asido::crop(
$thumbImg,
intval(AriUtils::getParam($typeParams, 'x', 0), 10),
intval(AriUtils::getParam($typeParams, 'y', 0), 10),
$width ? $width : $height,
$height ? $height : $width
);
$needResize = false;
}
else if ($type == 'cropresize')
{
Asido::crop(
$thumbImg,
intval(AriUtils::getParam($typeParams, 'x', 0), 10),
intval(AriUtils::getParam($typeParams, 'y', 0), 10),
intval(AriUtils::getParam($typeParams, 'width', 0), 10),
intval(AriUtils::getParam($typeParams, 'height', 0), 10)
);
}
if ($filters)
{
if (AriUtils::parseValueBySample(
AriUtils::getParam($filters, 'grayscale', false),
false)
)
{
Asido::grayscale($thumbImg);
}
$rotateFilter = AriUtils::getParam($filters, 'rotate');
if (is_array($rotateFilter) &&
AriUtils::parseValueBySample(
AriUtils::getParam($rotateFilter, 'enable', false),
false)
)
{
$angle = 0;
$rotateType = AriUtils::getParam($rotateFilter, 'type', 'fixed');
if ($rotateType == 'random')
{
$startAngle = intval(AriUtils::getParam($rotateFilter, 'startAngle', 0), 10);
$endAngle = intval(AriUtils::getParam($rotateFilter, 'endAngle', 0), 10);
$angle = rand($startAngle, $endAngle);
}
else
{
$angle = intval(AriUtils::getParam($rotateFilter, 'angle', 0), 10);
}
$angle = $angle % 360;
if ($angle != 0)
{
Asido::rotate($thumbImg, $angle);
}
}
}
if ($needResize)
{
if (!$width)
Asido::height($thumbImg, $height);
else if (!$height)
Asido::width($thumbImg, $width);
else
Asido::resize($thumbImg, $width, $height, ASIDO_RESIZE_STRETCH);
}
$thumbImg->save(ASIDO_OVERWRITE_ENABLED);
return $thumbName;
}
function generateThumbnail($slide, $thumbWidth, $thumbHeight, $thumbPath, $cachePath, $disableOriginal = false)
{
$img = $slide['src'];
$imgUri = $slide['image'];
$thumbFile = null;
if ($thumbPath) {
$pathInfo = pathinfo($img);
$thumbImg = $pathInfo['dirname'] . DS . str_replace(array('{$fileName}', '{$baseFileName}'), array($pathInfo['basename'], basename($pathInfo['basename'], '.' . $pathInfo['extension'])), $thumbPath);
if (@file_exists(JPATH_ROOT . DS . $thumbImg) && @is_file(JPATH_ROOT . DS . $thumbImg)) {
$thumbFile = $thumbImg;
}
}
if (is_null($thumbFile)) {
$thumbName = AriImageHelper::generateThumbnail(JPATH_ROOT . DS . $img, JPATH_ROOT . DS . $cachePath, 'acc', $thumbWidth, $thumbHeight);
if ($thumbName) {
$thumbFile = $cachePath . DS . $thumbName;
} else {
$thumbFile = $img;
}
}
$slide['src'] = $thumbFile;
$slide['image'] = str_replace('\\', '/', $thumbFile);
if (!$disableOriginal && empty($slide['link'])) {
$slide['link'] = $imgUri;
}
$thumbSize = AriImageHelper::getThumbnailDimension(JPATH_ROOT . DS . $thumbFile, $thumbWidth, $thumbHeight);
if (!empty($thumbSize['w'])) {
$slide['width'] = $thumbSize['w'];
}
if (!empty($thumbSize['h'])) {
$slide['height'] = $thumbSize['h'];
}
return $slide;
}
function getImages($content, $params)
{
$images = array();
$matches = array();
$clearContent = strip_tags($content, '<img>');
preg_match_all('/<img.*?>/i', $clearContent, $matches);
if (!empty($matches[0]))
{
$prefix = $this->_prefix;
$cacheDir = $this->_cacheDir;
$cacheUri = $cacheDir;
if (strpos($cacheUri, JPATH_ROOT . DS) === 0)
$cacheUri = substr($cacheUri, strlen(JPATH_ROOT . DS));
$cacheUri = str_replace(DS, '/', $cacheUri) . '/';
$i = 0;
$thumbCount = $params['thumbCount'];
$generateThumbs = $params['generateThumbs'];
$thumbType = $params['thumbType'];
$thumbTypeParams = $params['thumbTypeParams'];
$thumbFilters = $params['thumbFilters'];
$ignoreEmptyDim = $params['ignoreEmptyDim'];
$ignoreRemote = $params['ignoreRemote'];
$thumbAttrs = null;
foreach ($matches[0] as $match)
{
$attrs = AriHtmlHelper::extractAttrs($match);
$src = AriUtils2::getParam($attrs, 'src', '');
if (empty($src))
continue ;
if ($ignoreRemote && strpos($src, 'http') === 0 && strpos($src, JURI::root()) === false)
continue ;
$thumbWidth = $params['thumbWidth'];
$thumbHeight = $params['thumbHeight'];
if (!empty($attrs['style']) || !empty($attrs['width']) || !empty($attrs['height']))
{
$imgStyles = !empty($attrs['style']) ? AriHtmlHelper::extractInlineStyles($attrs['style']) : null;
$styleWidth = isset($imgStyles['width']) ? intval($imgStyles['width'], 10) : 0;
$styleHeight = isset($imgStyles['height']) ? intval($imgStyles['height'], 10) : 0;
if (!empty($styleWidth))
$thumbWidth = $styleWidth;
else if (!empty($attrs['width']))
$thumbWidth = @intval($attrs['width'], 10);
if (!empty($styleHeight))
$thumbHeight = $styleHeight;
else if (!empty($attrs['height']))
$thumbHeight = @intval($attrs['height'], 10);
}
$title = AriUtils2::getParam($attrs, 'alt',
AriUtils2::getParam($attrs, 'title', ''));
$thumbAttrs = array('alt' => $title);
$imgAttrs = array('title' => $title, 'href' => $src);
if ($params['class'])
$imgAttrs['class'] = $params['class'];
$image = array(
'image' => array(
'original' => $match,
'originalAttributes' => $attrs,
'attributes' => null,
'title' => $title,
'src' => $src),
'thumb' => array(
'src' => $src,
'width' => $thumbWidth,
'height' => $thumbHeight,
'atttributes' => null,
'asOriginal' => false
)
);
$thumbSrc = $src;
if ($generateThumbs && ($thumbCount < 1 || $i < $thumbCount))
{
$imgPath = $src;
$baseUrl = strtolower(JURI::base());
if (strpos(strtolower($imgPath), $baseUrl) === 0)
$imgPath = substr($imgPath, strlen($baseUrl));
if (!preg_match('/^(http|https|ftp):\/\//i', $imgPath))
{
$imgPath = JPATH_ROOT . DS . str_replace('/', DS, $imgPath);
$originalSize = @getimagesize($imgPath);
if ((!$ignoreEmptyDim || isset($attrs['width']) || isset($attrs['height'])) &&
(!is_array($originalSize) || count($originalSize) < 2 ||
(($thumbWidth > 0 && $originalSize[0] != $thumbWidth) ||
($thumbHeight > 0 && $originalSize[1] != $thumbHeight))))
{
$thumbFile = AriImageHelper::generateThumbnail(
$imgPath,
$cacheDir,
$prefix,
$thumbWidth,
$thumbHeight,
$thumbType,
$thumbTypeParams,
$thumbFilters);
if ($thumbFile)
{
$size = @getimagesize($cacheDir . DS . $thumbFile);
if (is_array($size) && count($size) > 1)
{
$image['thumb']['width'] = $size[0];
$image['thumb']['height'] = $size[1];
}
$image['thumb']['src'] = $cacheUri . $thumbFile;
}
}
else
{
$image['thumb']['asOriginal'] = true;
}
}
}
$thumbAttrs['src'] = $image['thumb']['src'];
if ($image['thumb']['width'] > 0)
$thumbAttrs['width'] = $image['thumb']['width'];
if ($image['thumb']['height'] > 0)
$thumbAttrs['height'] = $image['thumb']['height'];
if (isset($attrs['border']))
$thumbAttrs['border'] = $attrs['border'];
$image['thumb']['attributes'] = $thumbAttrs;
$image['image']['attributes'] = $imgAttrs;
$images[] = $image;
++$i;
}
}
return $images;
}
function generateThumbnail($slide, $thumbWidth, $thumbHeight, $thumbPath, $cachePath, $defLink = null)
{
$img = $slide['src'];
$imgUri = $slide['image'];
$thumbFile = null;
if ($thumbPath) {
$pathInfo = pathinfo($img);
$thumbImg = $pathInfo['dirname'] . DS . str_replace('{$fileName}', $pathInfo['basename'], $thumbPath);
if (@file_exists(JPATH_ROOT . DS . $thumbImg) && @is_file(JPATH_ROOT . DS . $thumbImg)) {
$thumbFile = $thumbImg;
}
}
if (is_null($thumbFile)) {
$thumbName = AriImageHelper::generateThumbnail(JPATH_ROOT . DS . $img, JPATH_ROOT . DS . $cachePath, 'ais', $thumbWidth, $thumbHeight);
if ($thumbName) {
$thumbFile = $cachePath . DS . $thumbName;
} else {
$thumbFile = $img;
}
}
$slide['src'] = $thumbFile;
$slide['image'] = str_replace('\\', '/', $thumbFile);
if (empty($slide['link'])) {
$slide['link'] = empty($defLink) ? $imgUri : $defLink;
}
$thumbSize = AriImageHelper::getThumbnailDimension(JPATH_ROOT . DS . $thumbFile, $thumbWidth, $thumbHeight);
if (!empty($thumbSize['w'])) {
$slide['width'] = $thumbSize['w'];
}
if (!empty($thumbSize['h'])) {
$slide['height'] = $thumbSize['h'];
}
return $slide;
}
function generateThumbnails($params)
{
$thumbWidth = $params['thumbWidth'];
$thumbHeight = $params['thumbHeight'];
$folders = $params['folders'];
$cacheDir = $this->_cacheDir;
$prefix = $this->_prefix;
$thumbPath = $params['thumbPath'];
$thumbType = $params['thumbType'];
$thumbTypeParams = $params['thumbTypeParams'];
$thumbFilters = $params['thumbFilters'];
foreach ($folders as $folder)
{
$files = $this->getImageFiles($folder, $params['fileFilter']);
foreach ($files as $file)
{
$filePath = JPATH_ROOT . DS . $file;
if ($thumbPath)
{
$thumbImagePath = JPATH_ROOT . DS . $folder . DS . str_replace('{$fileName}', basename($file), $thumbPath);
if (file_exists($thumbImagePath))
continue ;
}
AriImageHelper::generateThumbnail(
$filePath,
$cacheDir,
$prefix,
$thumbWidth,
$thumbHeight,
$thumbType,
$thumbTypeParams,
$thumbFilters);
}
}
}
