优化 数据库连接
This commit is contained in:
LyLme
parent
9507e13d71
commit
b869f1b140
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@ -1,7 +1,7 @@
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<?php
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$title = '网站链接管理';
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include './head.php';
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$grouplists =mysqli_query($con,"SELECT * FROM `lylme_groups`");
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$grouplists = $DB->query("SELECT * FROM `lylme_groups`");
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?>
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<main class="lyear-layout-content">
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@ -12,11 +12,8 @@ $grouplists =mysqli_query($con,"SELECT * FROM `lylme_groups`");
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<div class="card">
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<div class="card-body">
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<?php
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$set = isset($_GET['set']) ? $_GET['set'] : null;
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if($set=='add')
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{
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if ($set == 'add') {
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echo '<h4>新增链接</h4>
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<div class="panel-body">
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<form action="./link.php?set=add_submit" method="POST">
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@ -37,9 +34,12 @@ echo '<h4>新增链接</h4>
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<div class="form-group">
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<label>*分组:</label><br>
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<select class="form-control" name="group_id">';
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while($grouplist = mysqli_fetch_assoc($grouplists)) {
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if($grouplist["group_id"]==$row['group_id']){$select='selected="selected"';}else {$select='';}
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while ($grouplist = $DB->fetch($grouplists)) {
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if ($grouplist["group_id"] == $row['group_id']) {
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$select = 'selected="selected"';
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} else {
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$select = '';
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}
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echo '<option value="' . $grouplist["group_id"] . '">' . $grouplist["group_id"] . ' - ' . $grouplist["group_name"] . '</option>';
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}
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echo '</select></div>
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@ -48,12 +48,10 @@ echo '</select></div>
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</div>
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<br/><a href="./link.php"><<返回</a>
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</div></div>';
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}
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elseif($set=='edit')
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{
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} elseif ($set == 'edit') {
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$id = $_GET['id'];
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$row2 = mysqli_query($con,"select * from lylme_links where id='$id' limit 1");
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$row=mysqli_fetch_assoc($row2);
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$row2 = $DB->query("select * from lylme_links where id='$id' limit 1");
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$row = $DB->fetch($row2);
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echo '<h4>修改链接信息</h4>
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<div class="panel-body">
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<form action="./link.php?set=edit_submit&id=' . $id . '" method="POST">
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@ -75,8 +73,12 @@ echo '<h4>修改链接信息</h4>
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<div class="form-group">
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<label>*分组:</label><br>
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<select class="form-control" name="group_id">';
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while($grouplist = mysqli_fetch_assoc($grouplists)) {
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if($grouplist["group_id"]==$row['group_id']){$select='selected="selected"';}else {$select='';}
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while ($grouplist = $DB->fetch($grouplists)) {
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if ($grouplist["group_id"] == $row['group_id']) {
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$select = 'selected="selected"';
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} else {
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$select = '';
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}
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echo '<option value="' . $grouplist["group_id"] . '" ' . $select . '>' . $grouplist["group_id"] . ' - ' . $grouplist["group_name"] . '</option>';
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}
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echo '</select>
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@ -86,9 +88,7 @@ echo '</select>
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</div>
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<br/><a href="./link.php"><<返回</a>
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</div></div>';
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}
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elseif($set=='add_submit')
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{
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} elseif ($set == 'add_submit') {
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$name = $_POST['name'];
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$url = $_POST['url'];
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$icon = $_POST['icon'];
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@ -98,20 +98,15 @@ if($name==NULL or $url==NULL){
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echo '<script>alert("保存错误,请确保带星号的都不为空！");history.go(-1);</script>';
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} else {
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$sql = "INSERT INTO `lylme_links` (`id`, `name`, `group_id`, `url`, `icon`, `PS`,`link_order`) VALUES (NULL, '" . $name . "', '" . $group_id . "', '" . $url . "', '" . $icon . "', '" . $name . "', '" . $link_order . "');";
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if(mysqli_query($con,$sql)){
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if ($DB->query($sql)) {
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echo '<script>alert("添加链接 ' . $name . ' 成功！");window.location.href="/admin/link.php";</script>';
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}else
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echo '<script>alert("添加链接失败！");history.go(-1);</script>';
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} else echo '<script>alert("添加链接失败！");history.go(-1);</script>';
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}
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}
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elseif($set=='edit_submit')
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{
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} elseif ($set == 'edit_submit') {
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$id = $_GET['id'];
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$rows2 = mysqli_query($con,"select * from lylme_links where id='$id' limit 1");
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$rows=mysqli_fetch_assoc($rows2);
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if(!$rows)
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echo '<script>alert("当前记录不存在！");history.go(-1);</script>';
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$rows2 = $DB->query("select * from lylme_links where id='$id' limit 1");
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$rows = $DB->fetch($rows2);
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if (!$rows) echo '<script>alert("当前记录不存在！");history.go(-1);</script>';
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$name = $_POST['name'];
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$url = $_POST['url'];
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$icon = $_POST['icon'];
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@ -119,37 +114,27 @@ $group_id=$_POST['group_id'];
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if ($name == NULL or $url == NULL) {
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echo '<script>alert("保存错误,请确保带星号的都不为空！");history.go(-1);</script>';
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} else {
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$sql = "UPDATE `lylme_links` SET `name` = '" . $name . "', `url` = '" . $url . "', `icon` = '" . $icon . "', `group_id` = '" . $group_id . "' WHERE `lylme_links`.`id` = '" . $id . "';";
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if(mysqli_query($con,$sql))
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echo '<script>alert("修改链接 '.$name.' 成功！");window.location.href="/admin/link.php";</script>';
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else
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echo '<script>alert("修改链接失败！");history.go(-1);</script>';
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if ($DB->query($sql)) echo '<script>alert("修改链接 ' . $name . ' 成功！");window.location.href="/admin/link.php";</script>';
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else echo '<script>alert("修改链接失败！");history.go(-1);</script>';
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}
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}
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elseif($set=='delete')
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{
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} elseif ($set == 'delete') {
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$id = $_GET['id'];
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$sql = "DELETE FROM lylme_links WHERE id='$id'";
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if(mysqli_query($con,$sql))
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echo '<script>alert("删除成功！");window.location.href="/admin/link.php";</script>';
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else
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echo '<script>alert("删除失败！");history.go(-1);</script>';
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}
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else
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{
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if ($DB->query($sql)) echo '<script>alert("删除成功！");window.location.href="/admin/link.php";</script>';
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else echo '<script>alert("删除失败！");history.go(-1);</script>';
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} else {
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echo '<div class="alert alert-info">系统共有 <b>' . $linksrows . '</b> 个链接<br/><a href="./link.php?set=add" class="btn btn-primary">新增链接</a></div>
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<div class="table-responsive">
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<table class="table table-striped">
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<thead><tr><th>序号</th><th>名称</th><th>链接</th><th>分组</th><th>操作</th></tr></thead>
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<tbody>';
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$i = 0;
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$rs=mysqli_query($con,"SELECT * FROM `lylme_links` ORDER BY `lylme_links`.`id` ASC");
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while($res = mysqli_fetch_array($rs))
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{
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$rs = $DB->query("SELECT * FROM `lylme_links` ORDER BY `lylme_links`.`id` ASC");
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while ($res = $DB->fetch($rs)) {
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$i = $i + 1;
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echo '<tr><td><b>' . $i . '</b></td><td>' . $res['name'] . '</td><td>' . $res['url'] . '</td><td>';
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echo mysqli_fetch_assoc(mysqli_query($con,"SELECT * FROM `lylme_groups` WHERE `group_id` = ".$res['group_id']))["group_name"];
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echo $DB->fetch($DB->query("SELECT * FROM `lylme_groups` WHERE `group_id` = " . $res['group_id'])) ["group_name"];
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echo '</td><td><a href="./link.php?set=edit&id=' . $res['id'] . '" class="btn btn-info btn-xs">编辑</a> <a href="./link.php?set=delete&id=' . $res['id'] . '" class="btn btn-xs btn-danger" onclick="return confirm(\'删除 ' . $res['name'] . ' ？\');">删除</a></td></tr>';
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}
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?>
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@ -166,8 +151,6 @@ echo '</td><td><a href="./link.php?set=edit&id='.$res['id'].'" class="btn btn-in
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</main>
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<?php
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}
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include './footer.php';
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?>
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