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 $thumbName;
}
function getData($params)
{
$data = array();
$prefix = $this->_prefix;
$descrFile = $params['descrFile'];
$thumbPath = $params['thumbPath'];
$cacheDir = $this->_cacheDir;
$cacheUri = $cacheDir;
if (strpos($cacheUri, JPATH_ROOT . DS) === 0)
$cacheUri = substr($cacheUri, strlen(JPATH_ROOT . DS));
$cacheUri = str_replace(DS, '/', $cacheUri);
$folders = $params['folders'];
$thumbWidth = $params['thumbWidth'];
$thumbHeight = $params['thumbHeight'];
$sortBy = $params['sortBy'];
$sortDir = $params['sortDir'];
$thumbType = $params['thumbType'];
$thumbTypeParams = $params['thumbTypeParams'];
$thumbBehavior = $thumbType == 'resize' ? AriUtils::getParam($thumbTypeParams, 'behavior') : null;
$emptyTitle = $params['emptyTitle'];
$needProcessEmptyTitle = ($emptyTitle && strpos($emptyTitle, '{$') !== false);
foreach ($folders as $folder)
{
$descriptions = $this->getDescriptions($descrFile, $folder);
$files = $this->getImageFiles($folder, $params['fileFilter']);
$inCSV = false;
$folderData = array();
foreach ($files as $file)
{
$dataItem = null;
$fileUri = str_replace(DS, '/', $file);
$filePath = JPATH_ROOT . DS . $file;
$baseFileName = basename($file);
$thumbImagePath = $thumbPath
? JPATH_ROOT . DS . $folder . DS . str_replace('{$fileName}', $baseFileName, $thumbPath)
: null;
if ($thumbImagePath && file_exists($thumbImagePath) && is_readable($thumbImagePath))
{
$thumbSize = getimagesize($thumbImagePath);
$dataItem = array(
'image' => $fileUri,
'thumb' => str_replace(DS, '/', $folder . DS . str_replace('{$fileName}', $baseFileName, $thumbPath)),
'w' => $thumbSize[0],
'h' => $thumbSize[1]
);
}
else
{
$thumbSize = AriImageHelper::getThumbnailDimension($filePath, $thumbWidth, $thumbHeight, $thumbBehavior);
$dataItem = array(
'image' => $fileUri,
'thumb' => $fileUri,
'w' => $thumbSize['w'],
'h' => $thumbSize['h']
);
if ($thumbSize['w'] && $thumbSize['h'])
{
$thumbFile = AriImageHelper::generateThumbnailFileName($prefix, $filePath, $thumbSize['w'], $thumbSize['h'], $thumbType);
if (@file_exists($cacheDir . DS . $thumbFile))
$dataItem['thumb'] = $cacheUri . '/' . $thumbFile;
}
}
if (isset($descriptions[$baseFileName]))
{
$dataItem = array_merge($descriptions[$baseFileName], $dataItem);
$inCSV = true;
}
if ($emptyTitle && empty($dataItem['Title']))
{
$title = $emptyTitle;
if ($needProcessEmptyTitle)
{
$pathInfo = pathinfo($baseFileName);
$title = AriSimpleTemplate::parse(
$title,
array(
'fileName' => $baseFileName,
'baseFileName' => basename($baseFileName, '.' . $pathInfo['extension'])
)
);
}
$dataItem['Title'] = $title;
}
$key = $this->getDataItemKey($filePath, $baseFileName, $sortBy, $inCSV);
if (empty($key))
$folderData[$baseFileName] = $dataItem;
else
$folderData[$key] = $dataItem;
}
if (count($folderData) == 0)
continue ;
if ($inCSV && $sortBy == 'csv')
{
$tempData = array();
foreach ($descriptions as $fileName => $value)
{
if (!isset($folderData[$fileName]))
continue ;
$tempData[] = $folderData[$fileName];
unset($folderData[$fileName]);
}
if ($sortDir == 'desc')
$tempData = array_reverse($tempData);
$folderData = array_values($folderData);
$folderData = array_merge($tempData, array_values($folderData));
}
else if ($sortBy != 'filename' && $sortBy != 'modified')
{
$folderData = array_values($folderData);
}
$data = array_merge($data, $folderData);
}
if ($sortBy && $sortBy != 'random' && $sortBy != 'csv')
{
if ($sortDir == 'asc')
ksort($data);
else
krsort($data);
}
return $data;
}
