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845天前$file = JRequest::getVar( 'template_full_image', '', 'files', 'array' );//获得传过来的图片 |
jimport('joomla.filesystem.file'); |
$filenameext=explode(".",$file['name']); |
$filenameextcount=count($filenameext); |
$outputfile= time().".".$filenameext[(int)$filenameextcount-1]; |
$filepath = JPath::clean(JPATH_ROOT.DS.'components/com_templateshow/upload/images/'.strtolower($outputfile)); |
if (!JFile::upload($file['tmp_name'], $filepath)) { |
JError::raiseWarning(100, JText::_('Error. Unable to upload file')); |
return; |
}else{ |
$types = $filenameext[(int)$filenameextcount-1]; |
list($width, $height) = getimagesize($filepath); |
$thumb = JPath::clean(JPATH_ROOT.DS.'components/com_templateshow/upload/images/s_'.strtolower($outputfile)); |
if('gif' == $types ){ |
$gif = imagecreatefromgif($filepath); |
imagesavealpha($gif,true); |
$gifc = imagecreate(156, 145); |
imagealphablending($gifc,false); |
imagesavealpha($gifc,true); |
imagecopyresampled($gifc,$gif, 0, 0, 0, 0, 156, 145, $width, $height); |
imagegif($gifc,$thumb); |
} |
if( 'jpg' ==$types || 'jpeg' ==$types ){ |
$gif = imagecreatefromjpeg($filepath); |
$gifc = imagecreatetruecolor(156, 145); |
imagecopyresampled($gifc,$gif, 0, 0, 0, 0, 156, 145, $width, $height); |
imagejpeg($gifc,$thumb); |
} |
if( 'png' ==$types ){ |
$gif = imagecreatefrompng($filepath); |
imagesavealpha($gif,true); |
$gifc = imagecreatetruecolor(156, 145); |
imagealphablending($gifc,false); |
imagesavealpha($gifc,true); |
imagecopyresampled($gifc,$gif, 0, 0, 0, 0, 156, 145, $width, $height); |
imagepng($gifc,$thumb); |
} |
$row->template_full_image = strtolower($outputfile); |
//缩略图文件赋值给字段 } |
