174 lines
6.3 KiB
PHP
Executable File
174 lines
6.3 KiB
PHP
Executable File
<?php
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/**
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* 通过libreoffice转换office文件为pdf
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*
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* 启动进程：
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* /usr/lib64/libreoffice/program/soffice --headless --accept="socket,host=127.0.0.1,port=8100;urp;" --nofirststartwizard &
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* 转换文件：
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* /usr/lib64/libreoffice/program/soffice --headless --invisible --convert-to pdf --outdir 输出目录 源文件
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*
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* https://blog.csdn.net/weixin_40816738/article/details/103890765
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* https://gblfy.blog.csdn.net/article/details/103861905
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*
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* https://www.cnblogs.com/xcp19870712/p/4760842.html?_t_t_t=0.4833811022118151
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*/
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class officeViewerlibreOfficeIndex extends Controller {
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public function __construct() {
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parent::__construct();
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$this->pluginName = 'officeViewerPlugin';
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}
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public function index(){
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$plugin = Action($this->pluginName);
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if(!$plugin->allowExt('lb')) {
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$plugin->showTips(LNG('officeViewer.main.invalidExt'), 'LibreOffice');
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}
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if(!$this->getSoffice()){
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$plugin->showTips(LNG('officeViewer.libreOffice.sofficeError'), 'LibreOffice');
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}
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$path = $plugin->filePath($this->in['path']);
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$info = IO::info($path);
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$ext = $info['ext'];
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// 转换文件已存在，直接输出
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$fileHash = KodIO::hashPath($info);
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$convName = "libreOffice_{$ext}_{$fileHash}.pdf";
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if (!is_dir(TEMP_FILES)) mk_dir(TEMP_FILES);
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$tempFile = TEMP_FILES . $convName;
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$tempInfo = IO::infoFull($plugin->cachePath.$convName);
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if ($tempInfo) {
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$file = Model('File')->fileInfo($tempInfo['fileID']);
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if ($file && IO::exist($file['path'])) {
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return $this->fileView($tempInfo['path'],$convName);
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}
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}
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$localFile = $this->localFile($path);
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if(!$localFile){
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$localFile = $plugin->pluginLocalFile($path); // 下载到本地文件
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}
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// 后缀名异常时（webdav为tmp）会转换失败
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if (get_path_ext($localFile) != $ext) {
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$localFile = $localFileNew = IO::copyFile($localFile, $localFile.'.'.$ext);
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}
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$this->convert2pdf($localFile,$tempFile,$ext);
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if (isset($localFileNew)) del_file($localFileNew);
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if(@file_exists($tempFile)){
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$cachePath = IO::move($tempFile,$plugin->cachePath);
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Cache::set('libreOffice_pdf_'.$fileHash,'yes');
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return $this->fileView($cachePath,$convName);
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}
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Cache::set('libreOffice_pdf_'.$fileHash,'no');
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del_file($tempFile);
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$plugin->showTips(LNG('officeViewer.libreOffice.convertError'), 'LibreOffice');
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}
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// 打开pdf文件
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public function fileView($path,$convName){
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// $this->in['path'] = Action('explorer.share')->linkFile($path).'&path=/'.$convName;
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$link = Action('explorer.share')->linkFile($path).'&path=/'.$convName;
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$link = APP_HOST.'#fileView&path='. rawurlencode($link);
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Action($this->pluginName)->showWebOffice('lb', $link);
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// Action('explorer.fileView')->index();
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}
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// office文件转pdf
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private function convert2pdf($file,$cacheFile,$ext){
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$command = $this->getSoffice();
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if(!$command){
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Action($this->pluginName)->showTips(LNG('officeViewer.libreOffice.sofficeError'), 'LibreOffice');
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}
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//linux下$cacheFile不可写问题，先生成到/tmp下;再复制出来
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$tempPath = $cacheFile;
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if($GLOBALS['config']['systemOS'] == 'linux' && is_writable('/tmp/')){
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mk_dir('/tmp/libreOffice');
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$tempPath = '/tmp/libreOffice/'.rand_string(15).'.pdf';
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}
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$fname = get_path_this($tempPath);
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$fpath = get_path_father($tempPath);
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// 转换类型'pdf'改为'新文件名.pdf'，会生成'源文件名.新文件名.pdf'
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$this->setLctype($fname,$file);
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$export = 'export HOME=/tmp/libreOffice && ';
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$script = $export.$command . ' --headless --invisible --convert-to '.escapeShell($fname).' '.escapeShell($file).' --outdir '.$fpath;
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$out = shell_exec($script);
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$tname = substr(end(explode('/', $file)), 0, -strlen('.'.$ext));
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$tfile = $fpath . $tname . '.' . $fname; // 源文件名.filename.pdf
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if(!file_exists($tfile)){
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write_log('libreoffice convert error: '.$script."\n".$out,'error');
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}
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$res = move_path($tfile,$cacheFile);
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if (!$res) write_log('libreoffice move file error: '.$tfile.'=>'.$cacheFile, 'error');
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}
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// 设置地区字符集，避免中文被过滤
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private function setLctype($path,$path2=''){
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if (stripos(setlocale(LC_CTYPE, 0), 'utf-8') !== false) return;
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if (Input::check($path,'hasChinese') || ($path2 && Input::check($path2,'hasChinese'))) {
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setlocale(LC_CTYPE, "en_US.UTF-8");
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}
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}
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// 获取文件 hash
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private function localFile($path){
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$pathParse = KodIO::parse($path);
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if(!$pathParse['type']) return $path;
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$fileInfo = IO::info($path);
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if($fileInfo['fileID']){
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$tempInfo = Model('File')->fileInfo($fileInfo['fileID']);
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$fileInfo = IO::info($tempInfo['path']);
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$pathParse = KodIO::parse($tempInfo['path']);
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}
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$parent = array('path'=>'{userFav}/');
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$fileInfo = Action('explorer.listDriver')->parsePathIO($fileInfo,$parent);
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if($fileInfo['ioDriver'] == 'Local' && $fileInfo['ioBasePath']){
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$base = rtrim($fileInfo['ioBasePath'],'/');
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if(substr($base,0,2) == './') {
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$base = substr_replace($base, BASIC_PATH, 0, 2);
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}
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return $base . '/' . ltrim($pathParse['param'], '/');
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}
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return false;
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}
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//linux 注意修改获取bin文件的权限问题;
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public function check(){
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KodUser::checkRoot();
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$bin = $this->in['soffice'];
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$plugin = Action($this->pluginName);
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if(!empty($bin)) {
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$plugin->setConfig(array('lbSoffice' => $bin));
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}
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if(isset($_GET['check'])){
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if(!function_exists('shell_exec')) {
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show_json(LNG('officeViewer.libreOffice.execDisabled'), false);
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}
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$msg = '';
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if(!$soffice = $this->getSoffice()) {
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$msg = LNG('officeViewer.libreOffice.checkError');
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}
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show_json($msg, !!$soffice);
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}
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Action($this->pluginName)->includeTpl('static/libreoffice/check.html');
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}
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// 获取soffice路径
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public function getSoffice(){
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$check = 'LibreOffice';
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$data = Action($this->pluginName)->_appConfig('lb');
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$bin = isset($data['soffice']) ? $data['soffice'] : '';
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$bin = escapeShell(iconv_system($bin)); // win路径空格处理
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$result = $this->checkBin($bin,$check);
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return $result ? $bin : false;
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}
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private function checkBin($bin,$check){
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$code = Cache::get($bin);
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if ($code) return $code;
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$result = shell_exec($bin.' --help'); // ' 2>&1'
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$code = strstr($result,$check) ? true : false;
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Cache::set($bin, $code);
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return $code;
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}
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} |