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php相册功能实现(包含php图片上传,后台管理,浏览和删除)教程例子

作者:佚名      php网站开发编辑:admin      更新时间:2022-07-23
php相册功能实现(包含php图片上传,后台管理,浏览和删除)教程例子

相册功能实现(包含php图片上传,后台管理,浏览和删除)教程例子包括五个部分:

一、相册首页

<html><head>    <meta charset="utf-8">    <title>相册首页</title>    <style>        body{            width:800px;            margin:0 auto;            test-align:center;        }    </style></head><body>    <h1>The simple photo album.</h1>    <center>    <?php    error_reporting(0);    if(!$_GET["page"]){        $page = 1;    }else        $page = $_GET["page"];        $filename = "data.dat";        $myfile = file($filename);        $z = $myfile[0];        if($z == NULL){            echo "目前记录条数为:0";        }else{            $temp = explode("||",$myfile[0]);            echo "共有".$temp[0]."条内容";            echo "&nbsp;&nbsp;&nbsp;&nbsp;";            $p_count = ceil($temp[0]/8);            echo "分".$_count."页显示";            echo "&nbsp;&nbsp;&nbsp;&nbsp;";            echo "当前显示第".$page."页";            echo "&nbsp;&nbsp;&nbsp;&nbsp;";            echo "<br>";            if($page != ceil($temp[0]/8)){                $current_size = 8;            }else{                $current_size = $temp[0]%8;            }            if($current_size == 0){                $current_size = 8;            }            for($i=0;$i<ceil($current_size/4);$i++){                for($j=0;$j<4;$j++){                    $temp = explode("||", $myfile[$i*4+$j+($page-1)*8]);                    if(($i*4+$j+($page-1)*8)<$z){                        $imgfile = "./images/".$temp[1];                        $flag = getimagesize($imgfile);                        echo "<a href=viewimage.php?id=".$temp[0]."><img src=/test/images/".$temp[1];                        if($flag[0]>180||$flag[1]>100){                            echo " width=180 height=".ceil($flag[1]*180/$flag[0]);                        }                        echo " border=\"0\"></a>";                    }else{                        echo "";                    }                }            }            echo "</table>";        }        echo "<p>";        $PRev_page = $page - 1;        $next_page = $page + 1;        if($page <= 1){            echo "第一页 | ";        }else{            echo "<a href='$PATH_INFO?page=1'>第一页</a> | ";        }        if($prev_page < 1){            echo "上一页 | ";        }else{            echo "<a href='$PATH_INFO?page=$prev_page'>上一页</a> | ";        }        if($next_page > $p_count){            echo "下一页 | ";        }else{            echo "<a href='$PATH_INFO?page=$next_page'>下一页</a> | ";        }        if($page >= $p_count){            echo "最后一页</p>\n";        }else{            echo "<a href='$PATH_INFO?page=$p_count'>最后一页</a></p>\n";        }    ?></center>    <a href="upfile.php">Upload Files</a></body></html>

二、后台管理

<html><head>    <meta charset="utf-8">    <title>后台处理页面</title></head><body><?php    error_reporting(1);    if($_FILES['upfile']['name'] == NULL){        echo "No file choice.";        echo "<a href='upfile.php'>返回</a>";    }else{        $filepath = "/Library/WebServer/Documents/test/images/";        $tmp_name = $_FILES['upfile']['tmp_name'];        $filename = $filepath.$_FILES['upfile']['name'];//        echo $filename;        if(move_uploaded_file($tmp_name,$filename)){            $dataname = "data.dat";            $myfile = file($dataname);            if($myfile[0] == ""){                $fp = fopen($dataname, "a+");                fwrite($fp,"1||".$_FILES['upfile']['name']."||".$_POST["content"]."||".date(Y年m月d日)."\n");                fclose($fp);            }else{                $temp = explode("||", $myfile[0]);                $temp[0]++;                $fp = fopen($dataname, "r");                $line_has = fread($fp,filesize("$dataname"));                fclose($fp);                $fp = fopen($dataname, "w");                fwrite($fp,$temp[0]."||".$_FILES['upfile']['name']."||".$_POST["content"]."||".date("Y年m月d日")."\n");                fwrite($fp,"$line_has");                fclose($fp);            }            echo "<p></p>";            echo "指定文件已经上传成功!";            echo "<p></p>";            echo "点<a href='index.php'>返回</a>";        }else{            echo "文件上传失败!";        }    }?></body></html>

三、图片上传

<html><head>    <meta charset="utf-8">    <title>相册上传页面</title></head><body>    <script language="javascript">        function Juge(theForm){            if(theForm.upfile.value==""){                alert("Please choice file!");                theForm.upfile.focus();                return (false);            }            if(theForm.content.value==""){                alert("Please input image information!");                theForm.content.focus();                return (false);            }            if(theForm.content.value.length>60){                alert("The information must less than 60 chars.");                theForm.content.focus();                return (false);            }        }    </script><center>    <h1>Image album upload page</h1>    <p>        <a href="index.php">返回首页</a>        <table border="1">            <form enctype="multipart/form-data" action="system.php" method="post" onsubmit="return Juge(this)">                <tr>                    <td>选择图片:</td>                    <td><input name="upfile" type="file"></td>                </tr>                <tr>                    <td>输入说明:</td>                    <td><input name="content" type="text">(*限30字)</td>                </tr>                <tr>                    <td colspan="2">                        <center>                            <input type="submit" value="提交">                            <input type="reset" value="重置">                        </center>                    </td>                </tr>            </form>        </table>    </p></center></body></html>

四、图片浏览

<html><head>    <meta charset="utf-8">    <title>查看图片</title></head><body><center>    <h1>View images.</h1>    <?php    error_reporting(0);    if(!$_GET["id"]){        echo "No assign id.";        echo "<a href='index.php'>首页</a>";        exit();    }else{        ?>        <a href="index.php">返回首页</a>&nbsp;&nbsp;&nbsp;&nbsp;        <a href="delimage.php?id=<?php echo $_GET['id'] ?>">删除图片</a><br>    <?php        $id = $_GET["id"];        $filename = "data.dat";        $myfile = file($filename);        $z = $myfile[0];        if($z == ""){            echo "目前记录条数为0";        }else{            $temp = explode("||", $myfile[$z-$id]);            echo "<p>"."文件名:".$temp[1]."</p>";            echo "<p><img src=/test/images/".$temp[1]."></p>";            echo "<p>图片简介:".$temp[2]."</p>";            echo "<p>上传日期:".$temp[3]."</p>";        }    }    ?></center></body></html>

五、删除图片

<html><head>    <meta charset="utf-8">    <title>删除图片</title></head><body><?php    error_reporting(0);    if(!$_GET["id"]){        echo "No id assign.";        echo "<br>";        echo "<a href='index.php'>首页</a>";        exit();    }else{        $id = $_GET["id"];        $filename = "data.dat";        $myfile = file($filename);        $z = $myfile[0];        if($z == NULL){            echo "目前记录条数为:0";        }else{            $temp = explode("||", $myfile[$z-$id]);            print_r($temp);            $filepath = "/Library/WebServer/Documents/test/images/";            $imgfile