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<?php /* *文件配置变量$dirname是目录名称 */ session_start(); $dirname = ‘upload‘; $fileClass = new fileClass($dirname); $fileClass -> fileCMM();/*文件重命名操作*/ $fileClass -> fileDelete();/*文件删除操作*/ ?> <!DOCTYPE html> <html> <head> <mate charset="utf-8"/> <title>php文件上传操作</title> <style> body{font-size:150%;margin:0px;padding:0px;background-color:#FFEBCD;} .div-top-box{border:solid 1px #008080;width:99.8%;height:100%;background-color:#008080;margin-bottom:10px;} h1{text-align:center;} input{font-size:150%;} .table_top{border-style:solid;border-width:4px 4px 2px 4px;border-color:#708090;padding:60px 10px;width:99%;background-color:#5F9EA0;border-radius:20px;margin:0px auto;} .table_box{width:98%;margin:0px auto;text-align:center;} .trColor{background-color:#5F9EA0;padding:10px 5px;border:solid 1px #000;} .divButton{width:100%;height:200px;border:solid 0px red;background-color:#008080;margin-top:20px;} .message_box{padding:20px;border-style:solid;border-width:0px 4px 4px 4px;border-color:#708090;background-color:#5F9EA0;margin:0px 4px;border-radius:20px;} .text-color-red-bold{color:red;font-weight:bold;} .text-color-red{color:red;} .text-color-top{color:#00008B;font-weight:bold;} .text-button{float:right;margin:130px 50px 0px 0px;} .img{padding:60px 0px 0px 0px;} .submit{border-radius:20px;width:300px;height:100px;background-color:#FF4500;} .submit:hover{background-color:#FF8C00;} .input-box{background-color:#FFD700;} </style> </head> <body style="font-size:150%;"> <div class="div-top-box"> <h1>文件上传操作界面</h1> </div> <!--文件上传操作界面HTML界面--> <!-- The data encoding type, enctype, MUST be specified as below --> <form enctype="multipart/form-data" action="" method="POST"> <!-- MAX_FILE_SIZE must precede the file input field --> <input type="hidden" name="MAX_FILE_SIZE" value="9000000" /> <!-- Name of input element determines name in $_FILES array --> <table border="0" class="table_top"> <tr> <td> </td> <td> <p class="text-color-red"> *上传图片格式：jpg、gif、png* </p> </td> </tr> <tr> <td><p class="text-color-top">请选择文件上传：</p></td> <td><input name="userfile" type="file" value="文件" class="input-box" /> </td> </tr> <tr><td colspan="2"> </td></tr> <tr> <td></td> <td><input class="submit" type="submit" value="确定上传" /> </td> </table> </form> <!-----文件操作界面完-------> <!--文件上传操作--> <div class="message_box"> <pre> <p class="text-color-red-bold">文件上传提示：</p> <?php $fileClass -> fileLoad();/*文件上传操作*/?> </pre> </div> <!--文件上传操作完--> <?php /* *文件遍历操作，并且循环显示在页面上 */ $num = 0; $dir_handle = opendir($dirname); echo ‘<form action="" method="post">‘; echo ‘<input type="hidden" name="imgsrc" id="imgsrc" value="" />‘; echo ‘<input type="hidden" name="imgname" id="imgname" value="" />‘; echo ‘<table border="0" class="table_box">‘; while($file = readdir($dir_handle)){ $dirfile = $dirname.‘/‘.$file; if(filetype($dirfile)==‘file‘){ $num++; ?> <script> function delete<?php echo $num ?>(){ if(confirm("你确定要删除该图片吗？")){ var i = document.getElementById("image<?php echo $num ?>").src; document.getElementById("imgsrc").value = i; }else{ event.returnValue = false; } } function cmm<?php echo $num ?>(){ var msg = prompt("请输入新文件名（无需输入后缀名）：",""); if(msg != ‘‘ && msg != null){ document.getElementById("imgname").value = msg; var i = document.getElementById("image<?php echo $num ?>").src; document.getElementById("imgsrc").value = i; }else{ event.returnValue = false; } } </script> <tr> <td colspan="2" class="img"><img src="<?php echo $dirfile ?>" width="800px" id="image<?php echo $num ?>" /> </td> </tr> <tr class="trColor"> <td width="50%" class="trColor">文件名：<?php echo $file ?></td> <td width="50%" class="trColor"> 图像尺寸： <?php list($width, $height, $type, $attr) = getimagesize($dirfile); echo "$width ╳ $height"; ?> </td> </tr> <tr> <td width="50%" class="trColor"> 文件大小：<?php echo (round((filesize($dirfile)/1024),2)).‘K‘ ; ?> </td> <td width="50%" class="trColor"> 上次访问时间： <?php date_default_timezone_set(‘Asia/shanghai‘); echo date("Y-n-j H:i:s", fileatime($dirfile)) ?> </td> </tr> <tr> <td width="50%" class="trColor"> <input name="deleteimg" type="submit" value="删除图片" onclick="delete<?php echo $num ?>();" /> </td> <td width="50%" class="trColor"><input name="cmmimg" type="submit" value="重命名" onclick="cmm<?php echo $num ?>();" /></td> </tr> <?php } } echo ‘</table>‘; echo ‘</form>‘; closedir($dir_handle); ?> <div class="divButton"> <?php echo ‘<br/> 在<b>‘.$dirname.‘</b>目录下的文件共有<b>‘.$num.‘</b>个。‘; ?> <p class="text-button">版权所有：九天一声啸</p> </div> </body> </html> <?php /* *文件操作类 */ class fileClass{ public $dirName;//目录路径 function __construct($dirName){ $this->dirName = $dirName; if (!file_exists($this->dirName)) { if(!mkdir($this->dirName,0777)){ die("<script>alert(‘创建目录失败！‘)</script>创建目录失败！"); } } } public function fileCMM(){//文件重命名 function get_extension($file)/*返回文件的后缀名*/ { return pathinfo($file, PATHINFO_EXTENSION); } if(isset($_POST[‘cmmimg‘])){ if($_POST[‘cmmimg‘]==‘重命名‘){ $imgname = $_POST[‘imgname‘]; $imgname_cmm = $this->dirName . ‘/‘ .$imgname; $imgsrc_cmm=basename($_POST[‘imgsrc‘]); $imgsrc_cmm_1 = $this->dirName . ‘/‘ .$imgsrc_cmm; $hzname = get_extension($imgsrc_cmm); $imgnewname = $imgname_cmm.‘.‘.$hzname; if(!file_exists($imgnewname)){ if(!rename($imgsrc_cmm_1,$imgnewname)){ echo "<script>alert(‘重命名失败！‘)</script>"; } }else{ echo "<script>alert(‘文件名重复，重命名失败！‘)</script>"; } } } } public function fileDelete(){//文件删除 if(isset($_POST[‘deleteimg‘])){ if($_POST[‘deleteimg‘]==‘删除图片‘){ $imgsrc=basename($_POST[‘imgsrc‘]); $imgsrc = $this->dirName . ‘/‘ .$imgsrc; if(!unlink($imgsrc)){ echo "<script>alert(‘删除文件失败！‘)</script>"; } } } } public function fileLoad(){//文件上传 if(@$_FILES["userfile"]["name"] <> ‘‘){ switch ($_FILES[‘userfile‘][‘error‘]){ case 0: echo ‘<script>alert("文件上传成功")</script>‘; break; case 1: echo ‘<script>alert("上传的文件超过了 php.ini 中 upload_max_filesize 选项限制的值")</script>‘; break; case 2: echo ‘<script>alert("上传文件的大小超过了 HTML 表单中 MAX_FILE_SIZE 选项指定的值")</script>‘; break; case 3: echo ‘<script>alert("文件只有部分被上传")</script>‘; break; case 4: echo ‘<script>alert("没有文件被上传")</script>‘; break; case 6: echo ‘<script>alert("找不到临时文件夹。PHP 4.3.10 和 PHP 5.0.3 引进")</script>‘; break; case 7: echo ‘<script>alert("文件写入失败")</script>‘; break; } if ((($_FILES["userfile"]["type"] == "image/gif") || ($_FILES["userfile"]["type"] == "image/jpeg") || ($_FILES["userfile"]["type"] == "image/png") || ($_FILES["userfile"]["type"] == "image/pjpeg")) && ($_FILES["userfile"]["size"] < 9000000)){ if ($_FILES["userfile"]["error"] > 0){ echo "Return Code: " . $_FILES["userfile"]["error"]; }else{ echo "<br/>上传文件： " . $_FILES["userfile"]["name"]; echo "<br/>文件类型： " . $_FILES["userfile"]["type"]; echo "<br/>文件大小： " . ($_FILES["userfile"]["size"] / 1024) . " Kb"; echo "<br/>临时文件： " . $_FILES["userfile"]["tmp_name"]; echo ‘<br/>‘; if (file_exists("upload/" . $_FILES["userfile"]["name"])){ echo ‘提示：文件（‘. $_FILES["userfile"]["name"] . ‘） 己经存在！ ‘; $fileN = $_FILES["userfile"]["name"]; echo "<script>var fileN = \"$fileN\";alert(‘提示：文件“‘+fileN+‘”己经存在，上传中止！‘);</script>"; }else{ move_uploaded_file($_FILES["userfile"]["tmp_name"], $this->dirName .‘/‘ .$_FILES["userfile"]["name"]); echo "保存位置： " . $this->dirName . ‘/‘. $_FILES["userfile"]["name"]; } } }else{ echo ‘<script>alert("无效的文件")</script>无效的文件！‘; } }else{ echo ‘提示：没有文件被上传！‘; } } } ?>
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原文地址：http://www.cnblogs.com/qingsong/p/5893745.html
