php相本功能实现(包含php图片上传,后台管理,浏览和删除)教程例子

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

    <meta charset="utf-8">    <title>相册首页</title>    <style><span style="color: #000000;">        body{            width:<span style="color: #000000;">800px;            margin:0<span style="color: #000000;"> auto;            test-align:<span style="color: #000000;">center;        }    </style>    <h1>The simple photo album.</h1>    <center>    <span style="color: #000000;">php    </span><span style="color: #008080;">error_reporting</span>(0<span style="color: #000000;">);    </span><span style="color: #0000ff;">if</span>(!<span style="color: #800080;">$_GET</span>["page"<span style="color: #000000;">]){        </span><span style="color: #800080;">$page</span> = 1<span style="color: #000000;">;    }</span><span style="color: #0000ff;">else</span>        <span style="color: #800080;">$page</span> = <span style="color: #800080;">$_GET</span>["page"<span style="color: #000000;">];        </span><span style="color: #800080;">$filename</span> = "data.dat"<span style="color: #000000;">;        </span><span style="color: #800080;">$myfile</span> = <span style="color: #008080;">file</span>(<span style="color: #800080;">$filename</span><span style="color: #000000;">);        </span><span style="color: #800080;">$z</span> = <span style="color: #800080;">$myfile</span>[0<span style="color: #000000;">];        </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$z</span> == <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){            </span><span style="color: #0000ff;">echo</span> "目前记录条数为：0"<span style="color: #000000;">;        }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{            </span><span style="color: #800080;">$temp</span> = <span style="color: #008080;">explode</span>("||",<span style="color: #800080;">$myfile</span>[0<span style="color: #000000;">]);            </span><span style="color: #0000ff;">echo</span> "共有".<span style="color: #800080;">$temp</span>[0]."条内容"<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "    "<span style="color: #000000;">;            </span><span style="color: #800080;">$p_count</span> = <span style="color: #008080;">ceil</span>(<span style="color: #800080;">$temp</span>[0]/8<span style="color: #000000;">);            </span><span style="color: #0000ff;">echo</span> "分".<span style="color: #800080;">$_count</span>."页显示"<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "    "<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "当前显示第".<span style="color: #800080;">$page</span>."页"<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "    "<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "<br>"<span style="color: #000000;">;            </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$page</span> != <span style="color: #008080;">ceil</span>(<span style="color: #800080;">$temp</span>[0]/8<span style="color: #000000;">)){                </span><span style="color: #800080;">$current_size</span> = 8<span style="color: #000000;">;            }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{                </span><span style="color: #800080;">$current_size</span> = <span style="color: #800080;">$temp</span>[0]%8<span style="color: #000000;">;            }            </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$current_size</span> == 0<span style="color: #000000;">){                </span><span style="color: #800080;">$current_size</span> = 8<span style="color: #000000;">;            }            </span><span style="color: #0000ff;">for</span>(<span style="color: #800080;">$i</span>=0;<span style="color: #800080;">$i</span>ceil(<span style="color: #800080;">$current_size</span>/4);<span style="color: #800080;">$i</span>++<span style="color: #000000;">){                </span><span style="color: #0000ff;">for</span>(<span style="color: #800080;">$j</span>=0;<span style="color: #800080;">$j</span>$j++<span style="color: #000000;">){                    </span><span style="color: #800080;">$temp</span> = <span style="color: #008080;">explode</span>("||", <span style="color: #800080;">$myfile</span>[<span style="color: #800080;">$i</span>*4+<span style="color: #800080;">$j</span>+(<span style="color: #800080;">$page</span>-1)*8<span style="color: #000000;">]);                    </span><span style="color: #0000ff;">if</span>((<span style="color: #800080;">$i</span>*4+<span style="color: #800080;">$j</span>+(<span style="color: #800080;">$page</span>-1)*8)$z<span style="color: #000000;">){                        </span><span style="color: #800080;">$imgfile</span> = "./images/".<span style="color: #800080;">$temp</span>[1<span style="color: #000000;">];                        </span><span style="color: #800080;">$flag</span> = <span style="color: #008080;">getimagesize</span>(<span style="color: #800080;">$imgfile</span><span style="color: #000000;">);                        </span><span style="color: #0000ff;">echo</span> "<a href="viewimage.php?id=%22.<span" style="color: #800080;">$temp[0]."><img  src="/test/images/%22.<span"   style="max-width:90%" alt="php相本功能实现(包含php图片上传,后台管理,浏览和删除)教程例子" >$temp[1<span style="color: #000000;">];                        </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$flag</span>[0]>180||<span style="color: #800080;">$flag</span>[1]>100<span style="color: #000000;">){                            </span><span style="color: #0000ff;">echo</span> " width=180 height=".<span style="color: #008080;">ceil</span>(<span style="color: #800080;">$flag</span>[1]*180/<span style="color: #800080;">$flag</span>[0<span style="color: #000000;">]);                        }                        </span><span style="color: #0000ff;">echo</span> " border=\"0\"></a>"<span style="color: #000000;">;                    }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{                        </span><span style="color: #0000ff;">echo</span> ""<span style="color: #000000;">;                    }                }            }            </span><span style="color: #0000ff;">echo</span> ""<span style="color: #000000;">;        }        </span><span style="color: #0000ff;">echo</span> "<p>"<span style="color: #000000;">;        </span><span style="color: #800080;">$prev_page</span> = <span style="color: #800080;">$page</span> - 1<span style="color: #000000;">;        </span><span style="color: #800080;">$next_page</span> = <span style="color: #800080;">$page</span> + 1<span style="color: #000000;">;        </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$page</span> ){            <span style="color: #0000ff;">echo</span> "第一页 | "<span style="color: #000000;">;        }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{            </span><span style="color: #0000ff;">echo</span> "<a href="<span%20style=%22color:%20#800080;%22>%24PATH_INFO</span>?page=1">第一页</a> | "<span style="color: #000000;">;        }        </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$prev_page</span> ){            <span style="color: #0000ff;">echo</span> "上一页 | "<span style="color: #000000;">;        }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{            </span><span style="color: #0000ff;">echo</span> "<a href="<span%20style=%22color:%20#800080;%22>%24PATH_INFO</span>?page=<span%20style=%22color:%20#800080;%22>%24prev_page</span>">上一页</a> | "<span style="color: #000000;">;        }        </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$next_page</span> > <span style="color: #800080;">$p_count</span><span style="color: #000000;">){            </span><span style="color: #0000ff;">echo</span> "下一页 | "<span style="color: #000000;">;        }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{            </span><span style="color: #0000ff;">echo</span> "<a href="<span%20style=%22color:%20#800080;%22>%24PATH_INFO</span>?page=<span%20style=%22color:%20#800080;%22>%24next_page</span>">下一页</a> | "<span style="color: #000000;">;        }        </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$page</span> >= <span style="color: #800080;">$p_count</span><span style="color: #000000;">){            </span><span style="color: #0000ff;">echo</span> "最后一页</p>\n"<span style="color: #000000;">;        }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{            </span><span style="color: #0000ff;">echo</span> "<a href="<span%20style=%22color:%20#800080;%22>%24PATH_INFO</span>?page=<span%20style=%22color:%20#800080;%22>%24p_count</span>">最后一页</a>\n"<span style="color: #000000;">;        }    </span>?></center>    <a href="upfile.php">Upload Files</a>

二、后台管理

    <meta charset="utf-8">    <title>后台处理页面</title><span style="color: #000000;">php    </span><span style="color: #008080;">error_reporting</span>(1<span style="color: #000000;">);    </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$_FILES</span>['upfile']['name'] == <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){        </span><span style="color: #0000ff;">echo</span> "No file choice."<span style="color: #000000;">;        </span><span style="color: #0000ff;">echo</span> "<a href="upfile.php">返回</a>"<span style="color: #000000;">;    }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{        </span><span style="color: #800080;">$filepath</span> = "/Library/WebServer/Documents/test/images/"<span style="color: #000000;">;        </span><span style="color: #800080;">$tmp_name</span> = <span style="color: #800080;">$_FILES</span>['upfile']['tmp_name'<span style="color: #000000;">];        </span><span style="color: #800080;">$filename</span> = <span style="color: #800080;">$filepath</span>.<span style="color: #800080;">$_FILES</span>['upfile']['name'<span style="color: #000000;">];</span><span style="color: #008000;">//</span><span style="color: #008000;">        echo $filename;</span>        <span style="color: #0000ff;">if</span>(<span style="color: #008080;">move_uploaded_file</span>(<span style="color: #800080;">$tmp_name</span>,<span style="color: #800080;">$filename</span><span style="color: #000000;">)){            </span><span style="color: #800080;">$dataname</span> = "data.dat"<span style="color: #000000;">;            </span><span style="color: #800080;">$myfile</span> = <span style="color: #008080;">file</span>(<span style="color: #800080;">$dataname</span><span style="color: #000000;">);            </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$myfile</span>[0] == ""<span style="color: #000000;">){                </span><span style="color: #800080;">$fp</span> = <span style="color: #008080;">fopen</span>(<span style="color: #800080;">$dataname</span>, "a+"<span style="color: #000000;">);                </span><span style="color: #008080;">fwrite</span>(<span style="color: #800080;">$fp</span>,"1||".<span style="color: #800080;">$_FILES</span>['upfile']['name']."||".<span style="color: #800080;">$_POST</span>["content"]."||".<span style="color: #008080;">date</span>(Y年m月d日)."\n"<span style="color: #000000;">);                </span><span style="color: #008080;">fclose</span>(<span style="color: #800080;">$fp</span><span style="color: #000000;">);            }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{                </span><span style="color: #800080;">$temp</span> = <span style="color: #008080;">explode</span>("||", <span style="color: #800080;">$myfile</span>[0<span style="color: #000000;">]);                </span><span style="color: #800080;">$temp</span>[0]++<span style="color: #000000;">;                </span><span style="color: #800080;">$fp</span> = <span style="color: #008080;">fopen</span>(<span style="color: #800080;">$dataname</span>, "r"<span style="color: #000000;">);                </span><span style="color: #800080;">$line_has</span> = <span style="color: #008080;">fread</span>(<span style="color: #800080;">$fp</span>,<span style="color: #008080;">filesize</span>("<span style="color: #800080;">$dataname</span>"<span style="color: #000000;">));                </span><span style="color: #008080;">fclose</span>(<span style="color: #800080;">$fp</span><span style="color: #000000;">);                </span><span style="color: #800080;">$fp</span> = <span style="color: #008080;">fopen</span>(<span style="color: #800080;">$dataname</span>, "w"<span style="color: #000000;">);                </span><span style="color: #008080;">fwrite</span>(<span style="color: #800080;">$fp</span>,<span style="color: #800080;">$temp</span>[0]."||".<span style="color: #800080;">$_FILES</span>['upfile']['name']."||".<span style="color: #800080;">$_POST</span>["content"]."||".<span style="color: #008080;">date</span>("Y年m月d日")."\n"<span style="color: #000000;">);                </span><span style="color: #008080;">fwrite</span>(<span style="color: #800080;">$fp</span>,"<span style="color: #800080;">$line_has</span>"<span style="color: #000000;">);                </span><span style="color: #008080;">fclose</span>(<span style="color: #800080;">$fp</span><span style="color: #000000;">);            }            </span><span style="color: #0000ff;">echo</span> "<p></p>"<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "指定文件已经上传成功！"<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "<p></p>"<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "点<a href="index.php">返回</a>"<span style="color: #000000;">;        }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{            </span><span style="color: #0000ff;">echo</span> "文件上传失败！"<span style="color: #000000;">;        }    }</span>?>

三、图片上传

    <meta charset="utf-8">    <title>相册上传页面</title>    <script language="javascript">        <span style="color: #0000ff;">function<span style="color: #000000;"> Juge(theForm){            <span style="color: #0000ff;">if(theForm.upfile.value==""<span style="color: #000000;">){                alert("Please choice file!"<span style="color: #000000;">);                theForm.upfile.<span style="color: #000000;">focus();                <span style="color: #0000ff;">return (<span style="color: #0000ff;">false<span style="color: #000000;">);            }            <span style="color: #0000ff;">if(theForm.content.value==""<span style="color: #000000;">){                alert("Please input image information!"<span style="color: #000000;">);                theForm.content.<span style="color: #000000;">focus();                <span style="color: #0000ff;">return (<span style="color: #0000ff;">false<span style="color: #000000;">);            }            <span style="color: #0000ff;">if(theForm.content.value.length>60<span style="color: #000000;">){                alert("The information must less than 60 chars."<span style="color: #000000;">);                theForm.content.<span style="color: #000000;">focus();                <span style="color: #0000ff;">return (<span style="color: #0000ff;">false<span style="color: #000000;">);            }        }    </script><center>    <h1>Image album upload page</h1>    <p>        <a href="index.php">返回首页</a>        </p>
<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>    </center>

四、图片浏览

    <meta charset="utf-8">    <title>查看图片</title><center>    <h1>View images.</h1>    <span style="color: #000000;">php    </span><span style="color: #008080;">error_reporting</span>(0<span style="color: #000000;">);    </span><span style="color: #0000ff;">if</span>(!<span style="color: #800080;">$_GET</span>["id"<span style="color: #000000;">]){        </span><span style="color: #0000ff;">echo</span> "No assign id."<span style="color: #000000;">;        </span><span style="color: #0000ff;">echo</span> "<a href="index.php">首页</a>"<span style="color: #000000;">;        </span><span style="color: #0000ff;">exit</span><span style="color: #000000;">();    }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{        </span>?>        <a href="index.php">返回首页</a>   &<span style="color: #000000;">nbsp;        </span><a href="delimage.php?id=<?php%20echo%20<span%20style=" color:>$_GET['id'] ?>">删除图片</a><br>    <span style="color: #000000;">php        </span><span style="color: #800080;">$id</span> = <span style="color: #800080;">$_GET</span>["id"<span style="color: #000000;">];        </span><span style="color: #800080;">$filename</span> = "data.dat"<span style="color: #000000;">;        </span><span style="color: #800080;">$myfile</span> = <span style="color: #008080;">file</span>(<span style="color: #800080;">$filename</span><span style="color: #000000;">);        </span><span style="color: #800080;">$z</span> = <span style="color: #800080;">$myfile</span>[0<span style="color: #000000;">];        </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$z</span> == ""<span style="color: #000000;">){            </span><span style="color: #0000ff;">echo</span> "目前记录条数为0"<span style="color: #000000;">;        }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{            </span><span style="color: #800080;">$temp</span> = <span style="color: #008080;">explode</span>("||", <span style="color: #800080;">$myfile</span>[<span style="color: #800080;">$z</span>-<span style="color: #800080;">$id</span><span style="color: #000000;">]);            </span><span style="color: #0000ff;">echo</span> "<p>"."文件名:".<span style="color: #800080;">$temp</span>[1]."</p>"<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "<p><img  src="/test/images/%22.<span"   style="max-width:90%" alt="php相本功能实现(包含php图片上传,后台管理,浏览和删除)教程例子" >$temp[1]."></p>"<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "<p>图片简介:".<span style="color: #800080;">$temp</span>[2]."</p>"<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "<p>上传日期:".<span style="color: #800080;">$temp</span>[3]."</p>"<span style="color: #000000;">;        }    }    </span>?></center>

五、删除图片

    <meta charset="utf-8">    <title>删除图片</title><span style="color: #000000;">php    </span><span style="color: #008080;">error_reporting</span>(0<span style="color: #000000;">);    </span><span style="color: #0000ff;">if</span>(!<span style="color: #800080;">$_GET</span>["id"<span style="color: #000000;">]){        </span><span style="color: #0000ff;">echo</span> "No id assign."<span style="color: #000000;">;        </span><span style="color: #0000ff;">echo</span> "<br>"<span style="color: #000000;">;        </span><span style="color: #0000ff;">echo</span> "<a href="index.php">首页</a>"<span style="color: #000000;">;        </span><span style="color: #0000ff;">exit</span><span style="color: #000000;">();    }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{        </span><span style="color: #800080;">$id</span> = <span style="color: #800080;">$_GET</span>["id"<span style="color: #000000;">];        </span><span style="color: #800080;">$filename</span> = "data.dat"<span style="color: #000000;">;        </span><span style="color: #800080;">$myfile</span> = <span style="color: #008080;">file</span>(<span style="color: #800080;">$filename</span><span style="color: #000000;">);        </span><span style="color: #800080;">$z</span> = <span style="color: #800080;">$myfile</span>[0<span style="color: #000000;">];        </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$z</span> == <span style="color: #0000ff;">NULL</span><span style="color: #000000;">){            </span><span style="color: #0000ff;">echo</span> "目前记录条数为：0"<span style="color: #000000;">;        }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{            </span><span style="color: #800080;">$temp</span> = <span style="color: #008080;">explode</span>("||", <span style="color: #800080;">$myfile</span>[<span style="color: #800080;">$z</span>-<span style="color: #800080;">$id</span><span style="color: #000000;">]);            </span><span style="color: #008080;">print_r</span>(<span style="color: #800080;">$temp</span><span style="color: #000000;">);            </span><span style="color: #800080;">$filepath</span> = "/Library/WebServer/Documents/test/images/"<span style="color: #000000;">;            </span><span style="color: #800080;">$imgfile</span> = <span style="color: #800080;">$filepath</span>.<span style="color: #800080;">$temp</span>[1<span style="color: #000000;">];            </span><span style="color: #0000ff;">echo</span> <span style="color: #800080;">$imgfile</span><span style="color: #000000;">;            </span><span style="color: #008080;">unlink</span>(<span style="color: #800080;">$imgfile</span><span style="color: #000000;">);            </span><span style="color: #0000ff;">for</span>(<span style="color: #800080;">$i</span>=0;<span style="color: #800080;">$i</span>$z-<span style="color: #800080;">$id</span>);<span style="color: #800080;">$i</span>++<span style="color: #000000;">){                </span><span style="color: #800080;">$temp2</span> = <span style="color: #008080;">explode</span>("||", <span style="color: #800080;">$myfile</span>[<span style="color: #800080;">$i</span><span style="color: #000000;">]);                </span><span style="color: #800080;">$temp2</span>[0]--<span style="color: #000000;">;                </span><span style="color: #0000ff;">if</span>(<span style="color: #800080;">$temp2</span>[0]>0<span style="color: #000000;">)                    </span><span style="color: #800080;">$text2</span> = <span style="color: #800080;">$text2</span>.<span style="color: #800080;">$temp2</span>[0]."||".<span style="color: #800080;">$temp2</span>[1]."||".<span style="color: #800080;">$temp2</span>[2]."||".<span style="color: #800080;">$temp2</span>[3<span style="color: #000000;">];            }            </span><span style="color: #0000ff;">for</span>(<span style="color: #800080;">$i</span>=(<span style="color: #800080;">$z</span>-<span style="color: #800080;">$id</span>+1);<span style="color: #800080;">$i</span>$z;<span style="color: #800080;">$i</span>++<span style="color: #000000;">){                </span><span style="color: #800080;">$text1</span> = <span style="color: #800080;">$text1</span>.<span style="color: #800080;">$myfile</span>[<span style="color: #800080;">$i</span><span style="color: #000000;">];            }            </span><span style="color: #800080;">$fp</span> = <span style="color: #008080;">fopen</span>(<span style="color: #800080;">$filename</span>, "w"<span style="color: #000000;">);            </span><span style="color: #008080;">fwrite</span>(<span style="color: #800080;">$fp</span>, <span style="color: #800080;">$text2</span><span style="color: #000000;">);            </span><span style="color: #008080;">fwrite</span>(<span style="color: #800080;">$fp</span>, <span style="color: #800080;">$text1</span><span style="color: #000000;">);            </span><span style="color: #008080;">fclose</span>(<span style="color: #800080;">$fp</span><span style="color: #000000;">);            </span><span style="color: #0000ff;">echo</span> "指定文件已经删除成功！"<span style="color: #000000;">;            </span><span style="color: #0000ff;">echo</span> "<a href="index.php">首页</a>"<span style="color: #000000;">;        }    }</span>?>