<?php
class fileThumbPlugin extends PluginBase{
function __construct(){
parent::__construct();
}
public function regist(){
$this->hookRegist(array(
'user.commonJs.insert' => 'fileThumbPlugin.echoJs',
'explorer.list.itemParse' => 'fileThumbPlugin.itemParse',
));
}
public function echoJs(){
$this->echoFile('static/main.js');
}
public function itemParse($pathInfo){
static $supportThumb = false;
static $supportView = false;
static $supportBin = false;
if(!$supportThumb){
$config = $this->getConfig('fileThumb');
$supportThumb = explode(',',$config['fileThumb']);
$supportView = explode(',',$config['fileExt']);
$supportBin = $this->getConvert() && $this->getFFmpeg();
}
if($supportBin != 'ok') return;
if($pathInfo['type'] == 'folder') return;
if(isset($pathInfo['fileThumb']) || $pathInfo['size'] < 100) return;
if(!in_array($pathInfo['ext'],$supportThumb)) return;
$param = '&path='.rawurlencode($pathInfo['path']);
$param .= '&etag='.$pathInfo['size'].'_'.$pathInfo['modifyTime'];
$pathInfo['fileThumb'] = APP_HOST.'?plugin/fileThumb/cover'.$param.'&size=360';
if(in_array($pathInfo['ext'],$supportView)){
$pathInfo['fileShowView'] = APP_HOST.'?plugin/fileThumb/cover'.$param.'&size=1200';
}
return $pathInfo;
}
//linux 注意修改获取bin文件的权限问题;
public function check(){
Cache::remove('fileThumb.getFFmpeg');
Cache::remove('fileThumb.getConvert');
if(isset($_GET['action']) && $_GET['action'] == 'stopAll'){
// 清除所有任务;
@include_once($this->pluginPath.'lib/VideoResize.class.php');
@include_once($this->pluginPath.'lib/TaskConvert.class.php');
$video = new videoResize();
$video->stopAll();
$video->log("Success !");
return;
}
if(isset($_GET['check'])){
$convert = $this->getConvert();
$ffmpeg = $this->getFFmpegFind();
$ffmpegSupport = $ffmpeg ? $this->ffmpegSupportCheck($ffmpeg) : false;
$result = $convert && $ffmpeg && $ffmpegSupport;
if($ffmpeg && !$this->ffmpegSupportCheck($ffmpeg)){$result = false;}
$message = $result ? 'ok;': LNG('fileThumb.check.faild').'<br/>';
if(!$result){
$error = '';
$check = array('shell_exec','proc_open','proc_close','exec');
foreach ($check as $method) {
if(!function_exists($method)){$error .= $method .' ';}
}
if($error){$message = $message.'['.trim($error).'] is disabled(please allow it)<br/>';}
}
if(!$convert){
$message .= "$convert convert ".LNG('fileThumb.check.error').";<br/>";
}
if(!$ffmpeg){
$message .= "$ffmpeg ffmpeg".LNG('fileThumb.check.error').";<br/>";
}
if($ffmpeg && !$ffmpegSupport){
$message .= 'ffmpeg not support muxer:image2 or libx264; please install again!';
}
show_json($message,$result);
}
include($this->pluginPath.'static/check.html');
}
// 标清视频;
public function videoSmall(){
if(!$this->getFFmpeg()) return;
@include_once($this->pluginPath.'lib/VideoResize.class.php');
@include_once($this->pluginPath.'lib/TaskConvert.class.php');
$video = new videoResize();
$video->start($this);
}
public function videoPreview(){
if(!$this->getFFmpeg()) return;
@include_once($this->pluginPath.'lib/VideoResize.class.php');
$video = new videoResize();
$video->videoPreview($this);
}
// 本地文件:local,io-local, {{kod-local}}全量生成;
// 远端:(ftp,oss等对象存储)
public function cover(){
$path = $this->filePath($this->in['path']);
$size = $this->getSize();
$info = IO::info($path);
$ext = $info['ext'];
// io缩略图已存在，直接输出
$fileHash = KodIO::hashPath($info);
$coverName = "cover_{$ext}_{$fileHash}_{$size}.jpg";
$thumbFile = TEMP_FILES . $coverName;
if($sourceID = IO::fileNameExist($this->cachePath, $coverName)){
return IO::fileOut(KodIO::make($sourceID));
}
if(Cache::get('fileCover_'.$fileHash) == 'error'){return;}; //是否有封面处理;
$localFile = $this->localFile($path);
$movie = '3gp,avi,mp4,m4v,mov,mpg,mpeg,mpe,mts,m2ts,wmv,ogv,webm,vob,flv,f4v,mkv,rmvb,rm';
$isVideo = in_array($ext,explode(',',$movie));
// 过短的视频封面图,不指定时间;
$videoThumbTime = true;
if( $isVideo && is_array($info['fileInfoMore']) &&
isset($info['fileInfoMore']['playtime']) &&
floatval($info['fileInfoMore']['playtime']) <= 3 ){
$videoThumbTime = false;
}
// del_file($thumbFile);
if( $isVideo ){
// 不是本地文件; 切片后获取:mp4,mov,mpg,webm,f4v,ogv,avi,mkv,wmv;(部分失败)
if(!$localFile){
$localTemp = $thumbFile.'.'.$ext;
$localFile = $localTemp;
file_put_contents($localTemp,IO::fileSubstr($path,0,1024*600));
}
$this->thumbVideo($localFile,$thumbFile,$videoThumbTime);
} else {
if(!$localFile){
// $localTemp = $localFile，可能会转换失败，为避免重新下载，不删除临时文件
$localFile = $this->pluginLocalFile($path); // 下载到本地文件
}
if($ext == 'ttf'){
$this->thumbFont($localFile,$thumbFile,$size);
}else{
$this->thumbImage($localFile,$thumbFile,$size,$ext);
}
}
// pr(file_exists($thumbFile),$localFile,$thumbFile);exit;
if($localTemp){ @unlink($localTemp); }
if(@file_exists($thumbFile)){
$cachePath = IO::move($thumbFile,$this->cachePath);
return IO::fileOutServer($cachePath);
}
Cache::set('fileCover_'.$fileHash,'error',60);
del_file($thumbFile);
}
private function getSize(){
$size = intval($this->in['size']);
$sizeAllow = array(250,1200,3000);
for ($i=0;$i<count($sizeAllow);$i++){
if($i == 0 && $size <= $sizeAllow[$i]){
$size = $sizeAllow[$i];break;
}else if($size > $sizeAllow[$i - 1] && $size <= $sizeAllow[$i]){
$size = $sizeAllow[$i];break;
}else if($i == count($sizeAllow) - 1 && $size > $sizeAllow[$i]){
$size = $sizeAllow[$i];break;
}
}
return $size;
}
// 获取文件 hash
public function localFile($path){
$io = IO::init($path);
$pathParse = KodIO::parse($path);
if(!$pathParse['type']) return $path;
if(is_array($io->pathParse) && isset($io->pathParse['truePath'])){ //协作分享处理;
if(file_exists($io->pathParse['truePath'])) return $io->pathParse['truePath'];
return false;
}
$fileInfo = IO::info($path);
if($fileInfo['fileID']){
$tempInfo = Model('File')->fileInfo($fileInfo['fileID']);
$fileInfo = IO::info($tempInfo['path']);
$pathParse = KodIO::parse($tempInfo['path']);
}
$parent = array('path'=>'{userFav}/');
$fileInfo = Action('explorer.listDriver')->parsePathIO($fileInfo,$parent);
if($fileInfo['ioDriver'] == 'Local' && $fileInfo['ioBasePath']){
$base = rtrim($fileInfo['ioBasePath'],'/');
if(substr($base,0,2) == './') {
$base = substr_replace($base, BASIC_PATH, 0, 2);
}
return $base . '/' . ltrim($pathParse['param'], '/');
}
return false;
}
private function thumbFont($fontFile,$cacheFile,$maxSize){
$textMore = '
可道云在线云盘
汉体书写信息技术标准相容
档案下载使用界面简单
支援服务升级资讯专业制作
创意空间快速无线上网
AaBbCc 0123456789ＡａＢｂＣｃ
㈠㈡㈢㈣㈤㈥㈦㈧㈨㈩';
$textMore = str_replace("\t",' ',$textMore);
$text = "字体ABC";$size = 200;
if($maxSize >= 500){
$text = $textMore;
$size = 800;
}
$im = imagecreatetruecolor($size,$size);
imagefill($im,0,0,imagecolorallocate($im,255,255,255));
$color = imagecolorallocate($im,10,10,10);
imagefttext($im,32,0,10,100,$color,$fontFile,$text);
imagejpeg($im,$cacheFile);//生成图片
imagedestroy($im);
}
private function thumbVideo($file,$cacheFile,$videoThumbTime){
$command = $this->getFFmpeg();
if(!$command){
echo "Ffmpeg ".LNG("fileThumb.check.notFound");
return false;
}
$tempPath = $cacheFile;
if($GLOBALS['config']['systemOS'] == 'linux' && is_writable('/tmp/')){
mk_dir('/tmp/fileThumb');
$tempPath = '/tmp/fileThumb/'.rand_string(15).'.jpg';
}
$maxWidth = 800;
$timeAt = $videoThumbTime ? '-ss 00:00:03' : '';
$script = $command.' -i "'.$file.'" -y -f image2 '.$timeAt.' -vframes 1 '.$tempPath;
shell_exec($script);
if(!file_exists($tempPath)) return;
move_path($tempPath,$cacheFile);
$cm = new ImageThumb($cacheFile,'file');
$cm->prorate($cacheFile,$maxWidth,$maxWidth);
}
// imagemagick -density 100 //耗时间,暂时去除
// convert -density 900 banner.psd -colorspace RGB -resample 300 -trim -thumbnail 200x200 test.jpg
// convert -colorspace rgb simple.pdf[0] -density 100 -sample 200x200 sample.jpg
private function thumbImage($file,$cacheFile,$maxSize,$ext){
$this->thumbImageCreate($file,$cacheFile,$maxSize,$ext);
$isResize = explode(',','gif,png,bmp,jpe,jpeg,jpg,heic');
if(in_array($ext,$isResize)) return;
ImageThumb::createThumb($cacheFile,$cacheFile,$maxSize,$maxSize);
}
public function thumbImageCreate($file,$cacheFile,$maxSize,$ext){
$command = $this->getConvert();
if(!$command){
echo "ImageMagick ".LNG("fileThumb.check.notFound");
return false;
}
$size = $maxSize.'x'.$maxSize;
$param = "-auto-orient -alpha off -quality 90 -size ".$size;
switch ($ext){
case 'eps':
case 'psb':
case 'psd':
case 'ps'://ps,ai,pdf; ==> window:缺少组件;mac:命令行可以执行，但php执行有问题
case 'ai':$file.= '[0]';break;
case 'pdf':$file.= '[0]';
$param = "-auto-orient -alpha remove -alpha off -quality 90 -size ".$size." -background white";
break; // pdf 生成缩略图透明背景变为黑色问题处理;
/**
* 生成doc/docx封面; or转图片;
*
* mac: 使用liboffice=>soffice 关联convert的delegate;
* centos : unoconv (yum install unoconv);
* 转doc/docx/ppt/pptx/xls/xlsx/odt/odf为pdf; 再用convert提取某页为图片;
* 实现office预览方案之一;(中文字体copy)
* unoconv -f pdf /data/from.docx /data/toxx.pdf;
* // https://github.com/ScoutsGidsenVL/Pydio/blob/master/plugins/editor.imagick/class.IMagickPreviewer.php
*/
case 'ppt':
case 'pptx':
case 'doc':
case 'docx':$file.= '[0]';break;
// https://legacy.imagemagick.org/Usage/thumbnails/
case 'tif':$file.= '[0]';$param = " -flatten ";break;
case 'gif':
case 'png':
case 'bmp':
case 'jpe':
case 'jpeg':
case 'jpg':$param = "-resize ".$size;break;
case 'heic':;$param = "-resize ".$size;break;
default:
$dng = 'dng,cr2,erf,raf,kdc,dcr,mrw,nrw,nef,orf,pef,x3f,srf,arw,sr2';
$dng = $dng.',3fr,crw,dcm,fff,iiq,mdc,mef,mos,plt,ppm,raw,rw2,srw,tst';
if(in_array($ext,explode(',',$dng))){
$param = "-resize ".$size;
$file = 'rgb:'.$file.'[0]';
}
break;
}
//linux下$cacheFile不可写问题，先生成到/tmp下;再复制出来
$tempPath = $cacheFile;
if($GLOBALS['config']['systemOS'] == 'linux' && is_writable('/tmp/')){
mk_dir('/tmp/fileThumb');
$tempPath = '/tmp/fileThumb/'.rand_string(15).'.jpg';
}
$script = $command.' '.$param.' "'.$file.'" '.$tempPath;
shell_exec($script);
// pr($script,file_exists($tempPath));exit;
if(!file_exists($tempPath)) return;
move_path($tempPath,$cacheFile);
return true;
}
public function getFFmpeg(){
return $this->getCall('fileThumb.getFFmpeg',60,array($this,'getFFmpegNow'));
}
public function getConvert(){
return $this->getCall('fileThumb.getConvert',60,array($this,'getConvertNow'));
}
// Cache::getCall
private function getCall($key,$timeout,$call,$args = array()){
$result = Cache::get($key);
if($result || $result === '') return $result;
$result = call_user_func_array($call,$args);
$result = $result ? $result : '';
Cache::set($key,$result,$timeout);
return $result;
}
public function ffmpegSupportCheck($ffmpeg){
$out = shell_exec($ffmpeg.' -v 2>&1');
if(strstr($out,'--disable-muxer=image2')){return false;}
return true;
}
public function getFFmpegNow(){
$ffmpeg = $this->getFFmpegFind();
if(!$ffmpeg) return false;
return $this->ffmpegSupportCheck($ffmpeg) ? $ffmpeg:false;
}
public function getFFmpegFind(){
$check = 'options';
$config = $this->getConfig();
if( $this->checkBin($config['ffmpegBin'],$check) ){
return $config['ffmpegBin'];
}
$result = $this->guessBinPath('ffmpeg',$check);
if($result){return $result;}
$findMore = array(
'/imagemagick/ffmpeg',
'/imagemagick/bin/ffmpeg',
'/ImageMagick/ffmpeg.exe',
'/ImageMagick-7.0.7-Q8/ffmpeg.exe',
);
foreach ($findMore as $value) {
$result = $this->guessBinPath($value,$check);
if($result){return $result;}
}
return false;
}
public function getConvertNow(){
$check = 'options';
$config = $this->getConfig();
if( $this->checkBin($config['imagickBin'],$check) ){
return $config['imagickBin'];
}
$result = $this->guessBinPath('convert',$check);
if($result){
return $result;
}
$findMore = array(
'/imagemagick/convert',
'/imagemagick/bin/convert',
'/ImageMagick/convert.exe',
'/ImageMagick-7.0.7-Q8/convert.exe',
);
foreach ($findMore as $value) {
$result = $this->guessBinPath($value,$check);
if($result){
return $result;
}
}
return false;
}
/**
* 查找可执行文件命令
* https://github.com/taligentx/ee204/blob/master/admin/SCRIPT_server_tools_pathguess.php
* @param [type] $bin 命令文件
* @param [type] $check 找到文件后执行,结果中匹配的字符串
* @return [type] 可执行命令路径
*/
private function guessBinPath($bin,$check){
$array = array(
"/bin/",
"/usr/local/bin/",
"/usr/bin/",
"/usr/sbin/",
"/usr/local/",
"/local/bin/",
"C:/Program Files/",
"C:/Program Files (x86)/",
"C:/",
);
$findArray = array();
foreach ($array as $value) {
if(file_exists($value.$bin)){
$file = $value.$bin;
if(strstr($file,' ')){
$file = '"'.$file.'"';
}
$findArray[] = $file;
}
}
if(!strstr($bin,'/')){
$findArray[] = $bin;
}
if(count($findArray) > 0){
foreach ($findArray as $file) {
if( $this->checkBin($file,$check) ){
//var_dump($file,$findArray,$check,shell_exec($file.' --help'));exit;
return $file;
}
}
}
return false;
}
private function checkBin($bin,$check){
if(!function_exists('shell_exec')) return false;
$result = shell_exec($bin.' --help');
return stripos($result,$check) > 0 ? true : false;
}
}