211 lines
8.9 KiB
PHP
211 lines
8.9 KiB
PHP
<?php
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echo '<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />';
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require ('../../config.php');
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if(!function_exists('bzcompress')){
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echo '请开启bz2服务';
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exit();
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}
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function file_list($source_dir,$target_dir){
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$init_memory = memory_get_usage();
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global $DB;
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if(function_exists('set_time_limit')){
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set_time_limit(3000);
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}
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$i=1;
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$unsetcount=1; //没有下载到的案例
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$file_in_str = '';
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$file_out_str = ''; // 输出 字符串
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$file_in_sequence = 101;
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$file_out_sequence = 102; //输出 序列号
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$file_in_size = 0;
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if($handle = opendir($source_dir)){ // 打开路径
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while(false !== ($file = readdir($handle))){//循环读取目录中的文件名并赋值给$file
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if($file != "." && $file != ".."){ //排除当前路径和前一路径
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if(is_dir($source_dir.'/'.$file)){
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//echo $source_dir.": ".$file."<br>";//去掉此行显示的是所有的非目录文件
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file_list($source_dir.'/'.$file,$target_dir);
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// break 2;//只循环一个文件夹
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}else{
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// echo $source_dir . "/".$file."<br/>";
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$strNoName = strrev(strtok(strrev($source_dir), '/'));
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$inoutID = ltrim(substr($strNoName,0,4),0);
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$inoutFileName = substr($strNoName,4);
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if(strstr($file, 'in')){
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$file_in_size = filesize($source_dir."/".$file) ;// 单个文件超过5m 则只转换 一个in和out
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}
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/**读文件部分 方法1-- 占用内存较少 效率低**/
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$fp = fopen($source_dir."/".$file, "r");
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$buffer = '';
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if($fp){
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while(!feof($fp)){
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ob_flush();
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$buffer = fgets($fp,2048);//2m
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if(strstr($file, 'in')){
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$file_in_str .= $buffer;//输入的文件
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}
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if(strstr($file, 'out')){
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$file_out_str .= $buffer;//输出的文件
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}
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flush();
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}
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fclose($fp);
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if(!is_dir($target_dir.'/'.$strNoName)){
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mkdir($target_dir.'/'.$strNoName, 0777);
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}
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if(!file_exists($target_dir.'/'.$strNoName.'/'.$file)){
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copy($source_dir.'/'.$file,$target_dir.'/'.$strNoName.'/'.$file); //拷贝到新目录
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unlink($source_dir.'/'.$file); //删除旧目录下的文件
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if(!isEmptyDir($source_dir)){
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rmdir($source_dir); //删除空的目录
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}
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}
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}
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unset($buffer);
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if(strstr($file, 'in')){
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$file_in_sequence = str_replace($inoutFileName, "", $file);
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$file_in_sequence = str_replace(".in", '', $file_in_sequence);
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$file_in_str = str_replace("\r","",$file_in_str);
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$file_in_str = str_replace("\n\n","",$file_in_str);
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}
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if(strstr($file, 'out')){
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$file_out_sequence = str_replace($inoutFileName, "", $file);
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$file_out_sequence = str_replace(".out", '', $file_out_sequence);
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$file_out_str = str_replace("\r","",$file_out_str);
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$file_out_str = str_replace("\n\n","",$file_out_str);
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}
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}
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}
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// 处理，入库
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$sql = '';
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while($file_in_sequence==$file_out_sequence & !empty($file_in_sequence)){
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if($unsetcount>30){//此变量，必须为---偶数--- 每次不宜超过20个<有一些文件比较大，输入比较耗时>
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redirectPage($init_memory);
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} else if(empty($inoutFileName) || empty($inoutID)){
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$unsetcount++;
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break 1;
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}
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$sql = "select name from {study_data_test} where in_out='$inoutFileName' and nob='$inoutID' ";
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$programmingName = $DB->get_field_sql($sql);
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if(!$programmingName){
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$unsetcount++;
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break 1;
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}
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$programmingName = str_replace('] ', ']', $programmingName);
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$sql = "select * from {programming} where name=? ";
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$programming = $DB->get_record_sql($sql,array($programmingName));
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if(!$programming){
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$unsetcount++;
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break 1;
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}
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//判断该 测试案例是否存在
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$sql = "select * from {programming_tests} where programmingid=$programming->id and seq='$file_in_sequence'";
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$caseMsg = $DB->get_record_sql($sql);
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if ($caseMsg) {
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echo '当前课程--'.$programmingName .'--'.$programming->id."--$file_in_sequence 已存在*****删除后，重新添加<br/>";
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/** unset($file_in_str);unset($file_out_str);
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$file_in_str = '';$file_out_str = ''; // 输出 字符串
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$unsetcount++;
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if($file_in_size>1024*1024*4){
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redirectPage();
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}
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break 1;**/
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$DB->delete_records('programming_tests',array('id'=>$caseMsg->id));
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}
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$testcase = array();
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$testcase['programmingid'] = (int)$programming->id; // 这3个，在数据库里面读
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$testcase['timelimit'] = (int)$programming->timelimit;
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$testcase['memlimit'] = (int)ceil($programming->memlimit/1024);
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$testcase['seq'] = $file_in_sequence;
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$testcase['input'] = $file_in_str;
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$testcase['output'] = $file_out_str;
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if (strlen($testcase['input']) > 1024) {
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$testcase['gzinput'] = bzcompress($testcase['input']);
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$testcase['input'] = mb_substr($testcase['input'], 0, 1024, 'UTF-8');
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}else{
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$testcase['gzinput'] = null;
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}
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if (strlen($testcase['output']) > 1024) {
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$testcase['gzoutput'] = bzcompress($testcase['output']);
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$testcase['output'] = mb_substr($testcase['output'], 0, 1024, 'UTF-8');
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}else{
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$testcase['gzoutput'] = null;
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}
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$testcase['cmdargs'] = NULL;
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$testcase['nproc'] =0;
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$testcase['pub'] = 1;
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$testcase['weight'] = 1;
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$testcase['memo'] = '';
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$testcase['timemodified'] = time();
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echo '当前课程--'.$programmingName ."--$file_in_sequence--";
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$cmid = $DB->insert_record('programming_tests',$testcase);
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echo $cmid . '<br/>';
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unset($file_in_str);unset($file_out_str);unset($testcase);
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//处理完成后，重置初始参数
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$file_in_str = '';
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$file_out_str = ''; // 输出 字符串
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$file_in_sequence = 101;
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$file_out_sequence = 102; //输出 序列号
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if($file_in_size> 1024*1024*4 ){// 单个文件超过3m 则只转换 一个in和out
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redirectPage($init_memory);
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}
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}
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$i++;
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if($i>30){ //此变量，必须为---偶数--- 每次不宜超过20个<有一些文件比较大，输入比较耗时>
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redirectPage($init_memory);
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}
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}
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}
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}
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$source_dir = "/www/ftpold";
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$target_dir = "/www/ftp";
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file_list($source_dir,$target_dir);
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function isEmptyDir( $path )
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{
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$dh= opendir( $path );
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while(false !== ($f = readdir($dh)))
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{
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if($f != "." && $f != ".." )
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return true;
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}
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return false;
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}
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function redirectPage($init_memory){
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$page = 'course_testcase.php?asf='. rand(1, 999);
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echo '3秒后跳转到下一页，如果没有跳转<a href="'.$page.'">点击这里</a>';
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$final_memory = memory_get_usage();
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$final_memory = ceil(($final_memory - $init_memory)/1024);
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echo '<br/>当前使用的内存是：<h1>'.$final_memory.' kb </h1>';
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echo '<META HTTP-EQUIV="refresh" CONTENT="3; URL='.$page.'">';
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exit();
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}
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?>
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