Web 在线文件管理器学习笔记与总结（11）获取文件夹信息 （12）返回上一级操作

时间：2023-03-09 04:14:37
Web 在线文件管理器学习笔记与总结（11）获取文件夹信息 （12）返回上一级操作

（11）获取文件夹信息

文件夹没有修改操作。

index.php：

<?php

require 'dir.func.php';

require 'file.func.php';

require 'common.func.php';

$path = 'file';

$path = @$_REQUEST['path']?@$_REQUEST['path']:$path;

$info = readDirectory($path);

if($info == NULL){

    echo '<script>alert("没有文件和目录"); </script>';

}

$act = @$_REQUEST['act'];

$filename = @$_REQUEST['filename'];

//跳转变量

$redirect = "index.php?path={$path}";

if($act == 'createFile'){

    //创建文件

    $mes = createFile($path.'/'.$filename);

    alertMes($mes,$redirect);

}else if($act == 'showContent'){

//查看文件内容

    $content=file_get_contents($filename);

    //echo "<textarea readonly='readonly' cols='100' rows='10'>{$content}</textarea>";

    //高亮显示PHP代码

    //高亮显示字符串中的PHP代码

    if(strlen($content)){

    $newContent=highlight_string($content,true);

    //高亮显示文件中的PHP代码

    //highlight_file($filename);

    $str=<<<EOF

    <table width='100%' bgcolor='pink' cellpadding='5' cellspacing="0" >

        <tr>

            <td>$newContent</td>

        </tr>

    </table>

EOF;

        echo $str;

    }else{

        alertMes("文件没有内容，请编辑再查看！",$redirect);

    }

}else if($act == 'editContent'){

    $content = file_get_contents($filename);

    $str=<<<EOF

    <form action='index.php?act=doEdit' method='post'>

    <textarea name='content'  cols='100' rows='10'>$content</textarea></br>

    <input type='hidden' name='filename' value='{$filename}'>

    <input type='submit' value='修改文件内容'>

    </form>

EOF;

    echo $str;

}else if($act == 'doEdit'){

    //修改文件内容

    $content = $_POST['content'];

    if(file_put_contents($filename, $content)){

        $mes = '文件修改成功';

    }else if(!$content){

        $mes = '文件内容被清空';

    }else{

        $mes = '文件修改失败';

    }

    alertMes($mes,$redirect);

}else if($act == 'renameFile'){

    //重命名文件

    $str = <<<EOF

    <form action='index.php?act=doRename' method='post'>

        请填写新文件名：<input type="text" name="newname" placeholder="重命名">

        <input type="hidden" name="filename" value='$filename'>

    <input type='submit' value='重命名'>

    </form>

EOF;

echo $str;

}else if($act == 'doRename'){

    //实现重命名操作

    $newname = $_POST['newname'];

    $mes = renameFile($filename,$newname);

    alertMes($mes,$redirect);

}else if($act == 'delFile'){

    $mes = delFile($filename);

    alertMes($mes,$redirect);

}else if($act == 'downFile'){

    downFile($filename);

}

?>

<!DOCTYPE html>

<html>

<head>

<meta charset="UTF-8">

<title>Insert title here</title>

<link rel="stylesheet" href="cikonss.css" />

<link rel="stylesheet" href="common.css" />

<script src="jquery-1.8.3.min.js"></script>

<script src="jquery-ui-1.11.3/jquery-ui.min.js"></script>

<link rel="stylesheet" href="jquery-ui-1.11.3/jquery-ui.min.css" />

</head>

<body>

<div id="showDetail" style="display:none"><img src="" alt="" id="showImg"></div>

<h1>在线文件管理器</h1>

<div id="top">

    <ul id="navi">

        <li><a href="index.php" title="主目录"><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-home"></span></span></a></li>

        <li><a href="#" onclick="show('createFile')" title="新建文件" ><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-file"></span></span></a></li>

        <li><a href="#" title="新建文件夹"><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-folder"></span></span></a></li>

        <li><a href="#" title="上传文件"><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-upload"></span></span></a></li>

        <li><a href="#" title="返回上级目录"><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-arrowLeft"></span></span></a></li>

    </ul>

</div>

<form action="index.php" method="post" enctype="multipart/form-data">

<table width='100%' border='1' cellpadding="5" cellspacing="0" bgcolor="#abcdef" align="center">

    <tr id="createFolder"  style="display:none;">

        <td>请输入文件夹名称</td>

        <td >

            <input type="text" name="dirname" />

            <input type="hidden" name="path"  value="<?php echo $path;?>"/>

            <input type="submit"  name="act"  value="创建文件夹"/>

        </td>

    </tr>

    <tr id="createFile"  style="display:none;">

        <td>请输入文件名称</td>

        <td >

            <input type="text"  name="filename" />

            <input type="hidden" name="path" value="<?php echo $path;?>"/>

            <input type="hidden" name='act' value='createFile'/>

            <input type="submit" value="创建文件" />

        </td>

    </tr>

    <tr id="uploadFile" style="display:none;">

        <td >请选择要上传的文件</td>

        <td ><input type="file" name="myFile" />

            <input type="submit" name="act" value="上传文件" />

        </td>

    </tr>

    <tr align="center">

        <td>编号</td>

        <td>名称</td>

        <td>类型</td>

        <td>大小</td>

        <td>可读</td>

        <td>可写</td>

        <td>可执行</td>

        <td>创建时间</td>

        <td>修改时间</td>

        <td>访问时间</td>

        <td>操作</td>

    </tr>

    <?php

        if(@$info['file']){

            $i = 1;

            foreach($info['file'] as $val){

                $p = $path.'/'.$val;

    ?>

    <tr align="center">

        <td><?php echo $i;?></td>

        <td><?php echo $val;?></td>

        <td><?php $src = filetype($p) == 'file'?'file_ico.png':'folder_ico.png';?><img src="data:images/<?php echo $src;?>" alt="" title='文件'></td>

        <td><?php echo transByte(filesize($p));?></td>

        <td><?php $src = is_readable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可读'></td>

        <td><?php $src = is_writeable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可写'></td>

        <td><?php $src = is_executable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可写'></td>

        <td><?php echo date('Y-m-d H:i:s',filectime($p));?></td>

        <td><?php echo date('Y-m-d H:i:s',filemtime($p));?></td>

        <td><?php echo date('Y-m-d H:i:s',fileatime($p));?></td>

        <td>

            <?php

                //得到文件扩展名

                $ext = strtolower(end(explode('.',$val)));

                $imageExt = array('gif','jpg','png','jpeg');

                if(in_array($ext, $imageExt)){ ?>

                <a href="javascript:void(0)" onclick='showDetail("<?php echo $val;?>","<?php echo $p;?>")' title='查看'><img src="data:images/show.png" class="small" alt=""></a>

            <?php    }else{ ?>

                <a href="index.php?act=showContent&filename=<?php echo $p;?>" title='查看'><img src="data:images/show.png" class="small" alt=""></a>

            <?php

                }

            ?>

            <a href="index.php?act=editContent&filename=<?php echo $p;?>" title='修改'><img src="data:images/edit.png" class="small" alt=""></a>

            <a href="index.php?act=renameFile&filename=<?php echo $p;?>" title='重命名'><img src="data:images/rename.png" class="small" alt=""></a>

            <a href="" title='复制'><img src="data:images/copy.png" class="small" alt=""></a>

            <a href="" title='剪切'><img src="data:images/cut.png" class="small" alt=""></a>

            <a href="javascript:void(0)" onclick="delFile('<?php echo $p;?>')" title='删除'><img src="data:images/delete.png" class="small" alt=""></a>

            <a href="index.php?act=downFile&filename=<?php echo $p;?>" title='下载'><img src="data:images/download.png" class="small" alt=""></a>

        </td>

    </tr>

    <?php

                $i++;

            }

        }

    ?>

    <!--读取目录-->

    <?php

        if(@$info['dir']){

            foreach($info['dir'] as $val){

                $p = $path.'/'.$val;

    ?>

    <tr align="center">

        <td><?php echo $i;?></td>

        <td><?php echo $val;?></td>

        <td><?php $src = filetype($p) == 'file'?'file_ico.png':'folder_ico.png';?><img src="data:images/<?php echo $src;?>" alt="" title='文件'></td>

        <td><?php $size = 0; echo transByte(dirSize($p));?></td>

        <td><?php $src = is_readable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可读'></td>

        <td><?php $src = is_writeable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可写'></td>

        <td><?php $src = is_executable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可写'></td>

        <td><?php echo date('Y-m-d H:i:s',filectime($p));?></td>

        <td><?php echo date('Y-m-d H:i:s',filemtime($p));?></td>

        <td><?php echo date('Y-m-d H:i:s',fileatime($p));?></td>

        <td>

            <a href="index.php?path=<?php echo $p;?>" title='查看'><img src="data:images/show.png" class="small" alt=""></a>

            <a href="index.php?act=renameFile&filename=<?php echo $p;?>" title='重命名'><img src="data:images/rename.png" class="small" alt=""></a>

            <a href="" title='复制'><img src="data:images/copy.png" class="small" alt=""></a>

            <a href="" title='剪切'><img src="data:images/cut.png" class="small" alt=""></a>

            <a href="javascript:void(0)" onclick="delFile('<?php echo $p;?>')" title='删除'><img src="data:images/delete.png" class="small" alt=""></a>

            <a href="index.php?act=downFile&filename=<?php echo $p;?>" title='下载'><img src="data:images/download.png" class="small" alt=""></a>

        </td>

    </tr>

    <?php

                $i++;

            }

        }

    ?>

</table>

</form>

<script src='common.js'></script>

</body>

</html>

（12）返回上一级操作

① 通过 dirname($path) 函数完成返回上一级操作

② 返回到主目录之后就不能再返回了

$back = $apth =='file'?'file':dirname($path);
<li><a href="javascript:void(0)" onclick='goBack("<?php echo $back;?>")' title="返回上级目录"><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-arrowLeft"></span></span></a></li>

在 common.js 中添加：

//返回上一级目录

function goBack(back){

    location.href = "index.php?path="+back;

}

index.php:

<?php

require 'dir.func.php';

require 'file.func.php';

require 'common.func.php';

$path = 'file';

$path = @$_REQUEST['path']?@$_REQUEST['path']:$path;

$info = readDirectory($path);

if($info == NULL){

    echo '<script>alert("没有文件和目录"); </script>';

}

$act = @$_REQUEST['act'];

$filename = @$_REQUEST['filename'];

//跳转变量

$redirect = "index.php?path={$path}";

if($act == 'createFile'){

    //创建文件

    $mes = createFile($path.'/'.$filename);

    alertMes($mes,$redirect);

}else if($act == 'showContent'){

//查看文件内容

    $content=file_get_contents($filename);

    //echo "<textarea readonly='readonly' cols='100' rows='10'>{$content}</textarea>";

    //高亮显示PHP代码

    //高亮显示字符串中的PHP代码

    if(strlen($content)){

    $newContent=highlight_string($content,true);

    //高亮显示文件中的PHP代码

    //highlight_file($filename);

    $str=<<<EOF

    <table width='100%' bgcolor='pink' cellpadding='5' cellspacing="0" >

        <tr>

            <td>$newContent</td>

        </tr>

    </table>

EOF;

        echo $str;

    }else{

        alertMes("文件没有内容，请编辑再查看！",$redirect);

    }

}else if($act == 'editContent'){

    $content = file_get_contents($filename);

    $str=<<<EOF

    <form action='index.php?act=doEdit' method='post'>

    <textarea name='content'  cols='100' rows='10'>$content</textarea></br>

    <input type='hidden' name='filename' value='{$filename}'>

    <input type='submit' value='修改文件内容'>

    </form>

EOF;

    echo $str;

}else if($act == 'doEdit'){

    //修改文件内容

    $content = $_POST['content'];

    if(file_put_contents($filename, $content)){

        $mes = '文件修改成功';

    }else if(!$content){

        $mes = '文件内容被清空';

    }else{

        $mes = '文件修改失败';

    }

    alertMes($mes,$redirect);

}else if($act == 'renameFile'){

    //重命名文件

    $str = <<<EOF

    <form action='index.php?act=doRename' method='post'>

        请填写新文件名：<input type="text" name="newname" placeholder="重命名">

        <input type="hidden" name="filename" value='$filename'>

    <input type='submit' value='重命名'>

    </form>

EOF;

echo $str;

}else if($act == 'doRename'){

    //实现重命名操作

    $newname = $_POST['newname'];

    $mes = renameFile($filename,$newname);

    alertMes($mes,$redirect);

}else if($act == 'delFile'){

    $mes = delFile($filename);

    alertMes($mes,$redirect);

}else if($act == 'downFile'){

    downFile($filename);

}

?>

<!DOCTYPE html>

<html>

<head>

<meta charset="UTF-8">

<title>Insert title here</title>

<link rel="stylesheet" href="cikonss.css" />

<link rel="stylesheet" href="common.css" />

<script src="jquery-1.8.3.min.js"></script>

<script src="jquery-ui-1.11.3/jquery-ui.min.js"></script>

<link rel="stylesheet" href="jquery-ui-1.11.3/jquery-ui.min.css" />

</head>

<body>

<div id="showDetail" style="display:none"><img src="" alt="" id="showImg"></div>

<h1>在线文件管理器</h1>

<div id="top">

    <ul id="navi">

        <li><a href="index.php" title="主目录"><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-home"></span></span></a></li>

        <li><a href="#" onclick="show('createFile')" title="新建文件" ><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-file"></span></span></a></li>

        <li><a href="#" title="新建文件夹"><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-folder"></span></span></a></li>

        <li><a href="#" title="上传文件"><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-upload"></span></span></a></li>

        <?php

            $back = $path =='file'?'file':dirname($path);

        ?>

        <li><a href="javascript:void(0)" onclick='goBack("<?php echo $back;?>")' title="返回上级目录"><span style="margin-left: 8px; margin-top: 0px; top: 4px;" class="icon icon-small icon-square"><span class="icon-arrowLeft"></span></span></a></li>

    </ul>

</div>

<form action="index.php" method="post" enctype="multipart/form-data">

<table width='100%' border='1' cellpadding="5" cellspacing="0" bgcolor="#abcdef" align="center">

    <tr id="createFolder"  style="display:none;">

        <td>请输入文件夹名称</td>

        <td >

            <input type="text" name="dirname" />

            <input type="hidden" name="path"  value="<?php echo $path;?>"/>

            <input type="submit"  name="act"  value="创建文件夹"/>

        </td>

    </tr>

    <tr id="createFile"  style="display:none;">

        <td>请输入文件名称</td>

        <td >

            <input type="text"  name="filename" />

            <input type="hidden" name="path" value="<?php echo $path;?>"/>

            <input type="hidden" name='act' value='createFile'/>

            <input type="submit" value="创建文件" />

        </td>

    </tr>

    <tr id="uploadFile" style="display:none;">

        <td >请选择要上传的文件</td>

        <td ><input type="file" name="myFile" />

            <input type="submit" name="act" value="上传文件" />

        </td>

    </tr>

    <tr align="center">

        <td>编号</td>

        <td>名称</td>

        <td>类型</td>

        <td>大小</td>

        <td>可读</td>

        <td>可写</td>

        <td>可执行</td>

        <td>创建时间</td>

        <td>修改时间</td>

        <td>访问时间</td>

        <td>操作</td>

    </tr>

    <?php

        if(@$info['file']){

            $i = 1;

            foreach($info['file'] as $val){

                $p = $path.'/'.$val;

    ?>

    <tr align="center">

        <td><?php echo $i;?></td>

        <td><?php echo $val;?></td>

        <td><?php $src = filetype($p) == 'file'?'file_ico.png':'folder_ico.png';?><img src="data:images/<?php echo $src;?>" alt="" title='文件'></td>

        <td><?php echo transByte(filesize($p));?></td>

        <td><?php $src = is_readable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可读'></td>

        <td><?php $src = is_writeable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可写'></td>

        <td><?php $src = is_executable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可写'></td>

        <td><?php echo date('Y-m-d H:i:s',filectime($p));?></td>

        <td><?php echo date('Y-m-d H:i:s',filemtime($p));?></td>

        <td><?php echo date('Y-m-d H:i:s',fileatime($p));?></td>

        <td>

            <?php

                //得到文件扩展名

                $ext = strtolower(end(explode('.',$val)));

                $imageExt = array('gif','jpg','png','jpeg');

                if(in_array($ext, $imageExt)){ ?>

                <a href="javascript:void(0)" onclick='showDetail("<?php echo $val;?>","<?php echo $p;?>")' title='查看'><img src="data:images/show.png" class="small" alt=""></a>

            <?php    }else{ ?>

                <a href="index.php?act=showContent&filename=<?php echo $p;?>" title='查看'><img src="data:images/show.png" class="small" alt=""></a>

            <?php

                }

            ?>

            <a href="index.php?act=editContent&filename=<?php echo $p;?>" title='修改'><img src="data:images/edit.png" class="small" alt=""></a>

            <a href="index.php?act=renameFile&filename=<?php echo $p;?>" title='重命名'><img src="data:images/rename.png" class="small" alt=""></a>

            <a href="" title='复制'><img src="data:images/copy.png" class="small" alt=""></a>

            <a href="" title='剪切'><img src="data:images/cut.png" class="small" alt=""></a>

            <a href="javascript:void(0)" onclick="delFile('<?php echo $p;?>')" title='删除'><img src="data:images/delete.png" class="small" alt=""></a>

            <a href="index.php?act=downFile&filename=<?php echo $p;?>" title='下载'><img src="data:images/download.png" class="small" alt=""></a>

        </td>

    </tr>

    <?php

                $i++;

            }

        }

    ?>

    <!--读取目录-->

    <?php

        if(@$info['dir']){

            foreach($info['dir'] as $val){

                $p = $path.'/'.$val;

    ?>

    <tr align="center">

        <td><?php echo $i;?></td>

        <td><?php echo $val;?></td>

        <td><?php $src = filetype($p) == 'file'?'file_ico.png':'folder_ico.png';?><img src="data:images/<?php echo $src;?>" alt="" title='文件'></td>

        <td><?php $size = 0; echo transByte(dirSize($p));?></td>

        <td><?php $src = is_readable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可读'></td>

        <td><?php $src = is_writeable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可写'></td>

        <td><?php $src = is_executable($p)?'correct.png':'error.png';?><img src="data:images/<?php echo $src;?>" class="small" alt="" title='可写'></td>

        <td><?php echo date('Y-m-d H:i:s',filectime($p));?></td>

        <td><?php echo date('Y-m-d H:i:s',filemtime($p));?></td>

        <td><?php echo date('Y-m-d H:i:s',fileatime($p));?></td>

        <td>

            <a href="index.php?path=<?php echo $p;?>" title='查看'><img src="data:images/show.png" class="small" alt=""></a>

            <a href="index.php?act=renameFile&filename=<?php echo $p;?>" title='重命名'><img src="data:images/rename.png" class="small" alt=""></a>

            <a href="" title='复制'><img src="data:images/copy.png" class="small" alt=""></a>

            <a href="" title='剪切'><img src="data:images/cut.png" class="small" alt=""></a>

            <a href="javascript:void(0)" onclick="delFile('<?php echo $p;?>')" title='删除'><img src="data:images/delete.png" class="small" alt=""></a>

            <a href="index.php?act=downFile&filename=<?php echo $p;?>" title='下载'><img src="data:images/download.png" class="small" alt=""></a>

        </td>

    </tr>

    <?php

                $i++;

            }

        }

    ?>

</table>

</form>

<script src='common.js'></script>

</body>

</html>

common.js:

//查看文件内容

function show(dis){

    document.getElementById(dis).style.display = 'block';

}

//查看图片

function showDetail(t,filename){

    $("#showImg").attr('src',filename);

    $("#showDetail").dialog({

        height:"auto",

        width:"auto",

        position:{my:"center",at:"center",collision:"fit"},

        modal:false,//是否模式对话框

        draggable:true,//是否允许拖拽

        resizable:true,//是否允许缩放

        title:t,//对话框标题

        show:"slide",

        hide:"explode"

    });

}

//删除文件

function delFile(filename){

    if(window.confirm('确定要删除文件?')){

        location.href='index.php?act=delFile&filename='+filename;

    }

}

//返回上一级目录

function goBack(back){

    location.href = "index.php?path="+back;

}