<?php
$title = '网站链接管理';
include './head.php';
$grouplists = $DB->query("SELECT * FROM `lylme_groups`");
?>
    <main class="lyear-layout-content">
      
      <div class="container-fluid">
        
        <div class="row">
          <div class="col-lg-12">
            <div class="card">
              <div class="card-body">
<?php
$set = isset($_GET['set']) ? $_GET['set'] : null;
if ($set == 'add') {
    echo '<h4>新增链接</h4>
<div class="panel-body">
<form action="./link.php?set=add_submit" method="POST">
<div class="form-group">
<label>*名称:</label><br>
<input type="text" class="form-control" name="name" value="" required>
</div>
<div class="form-group">
<label>*URL链接地址:</label><br>
<input type="text" class="form-control" name="url" value="" required>
</div>
<div class="form-group">
<label>链接图标:</label><br>
<textarea type="text" class="form-control" name="icon"></textarea>
<small class="help-block">方式1：填写图标的<code>URL</code>地址，如<code>/img/logo.png</code>或<code>http://www.xxx.com/img/logo.png</code><br>
方式2：粘贴图标的<code>SVG</code>代码，<a href="./help.php?doc=icon" target="_blank">查看教程</a><br>方式3：留空使用默认图标</small>
</div>
<div class="form-group">
<label>*分组:</label><br>
<select class="form-control" name="group_id">';
    while ($grouplist = $DB->fetch($grouplists)) {
        if ($grouplist["group_id"] == $row['group_id']) {
            $select = 'selected="selected"';
        } else {
            $select = '';
        }
        echo '<option  value="' . $grouplist["group_id"] . '">' . $grouplist["group_id"] . ' - ' . $grouplist["group_name"] . '</option>';
    }
    echo '</select></div>
<div class="form-group">
<input type="submit" class="btn btn-primary btn-block" value="添加"></form>
</div>
<br/><a href="./link.php"><<返回</a>
</div></div>';
} elseif ($set == 'edit') {
    $id = $_GET['id'];
    $row2 = $DB->query("select * from lylme_links where id='$id' limit 1");
    $row = $DB->fetch($row2);
    echo '<h4>修改链接信息</h4>
<div class="panel-body">
<form action="./link.php?set=edit_submit&id=' . $id . '" method="POST">
<div class="form-group">
<label>*名称:</label><br>
<input type="text" class="form-control" name="name" value="' . $row['name'] . '" required>
</div>
<div class="form-group">
<label>*链接URL地址:</label><br>
<input type="text" class="form-control" name="url" value="' . $row['url'] . '" required>
</div>
<div class="form-group">
<label>链接图标:</label><br>
<textarea type="text" class="form-control" name="icon" >' . $row['icon'] . '</textarea>
<small class="help-block">方式1：填写图标的<code>URL</code>地址，如<code>/img/logo.png</code>或<code>http://www.xxx.com/img/logo.png</code><br>
方式2：粘贴图标的<code>SVG</code>代码，<a href="./help.php?doc=icon" target="_blank">查看教程</a><br>方式3：留空使用默认图标</small>
</div>

<div class="form-group">
<label>*分组:</label><br>
<select class="form-control" name="group_id">';
    while ($grouplist = $DB->fetch($grouplists)) {
        if ($grouplist["group_id"] == $row['group_id']) {
            $select = 'selected="selected"';
        } else {
            $select = '';
        }
        echo '<option  value="' . $grouplist["group_id"] . '" ' . $select . '>' . $grouplist["group_id"] . ' - ' . $grouplist["group_name"] . '</option>';
    }
    echo '</select>
</div>
<div class="form-group">
<input type="submit" class="btn btn-primary btn-block" value="修改"></form>
</div>
<br/><a href="./link.php"><<返回</a>
</div></div>';
} elseif ($set == 'add_submit') {
    $name = $_POST['name'];
    $url = $_POST['url'];
    $icon = $_POST['icon'];
    $group_id = $_POST['group_id'];
    $link_order = $linksrows + 1;
    if ($name == NULL or $url == NULL) {
        echo '<script>alert("保存错误,请确保带星号的都不为空！");history.go(-1);</script>';
    } else {
        $sql = "INSERT INTO `lylme_links` (`id`, `name`, `group_id`, `url`, `icon`, `PS`,`link_order`) VALUES (NULL, '" . $name . "', '" . $group_id . "', '" . $url . "', '" . $icon . "', '" . $name . "', '" . $link_order . "');";
        if ($DB->query($sql)) {
            echo '<script>alert("添加链接 ' . $name . ' 成功！");window.location.href="./link.php";</script>';
        } else echo '<script>alert("添加链接失败！");history.go(-1);</script>';
    }
} elseif ($set == 'edit_submit') {
    $id = $_GET['id'];
    $rows2 = $DB->query("select * from lylme_links where id='$id' limit 1");
    $rows = $DB->fetch($rows2);
    if (!$rows) echo '<script>alert("当前记录不存在！");history.go(-1);</script>';
    $name = $_POST['name'];
    $url = $_POST['url'];
    $icon = $_POST['icon'];
    $group_id = $_POST['group_id'];
    if ($name == NULL or $url == NULL) {
        echo '<script>alert("保存错误,请确保带星号的都不为空！");history.go(-1);</script>';
    } else {
        $sql = "UPDATE `lylme_links` SET `name` = '" . $name . "', `url` = '" . $url . "', `icon` = '" . $icon . "', `group_id` = '" . $group_id . "' WHERE `lylme_links`.`id` = '" . $id . "';";
        if ($DB->query($sql)) echo '<script>alert("修改链接 ' . $name . ' 成功！");window.location.href="./link.php";</script>';
        else echo '<script>alert("修改链接失败！");history.go(-1);</script>';
    }
} elseif ($set == 'delete') {
    $id = $_GET['id'];
    $sql = "DELETE FROM lylme_links WHERE id='$id'";
    if ($DB->query($sql)) echo '<script>alert("删除成功！");window.location.href="./link.php";</script>';
    else echo '<script>alert("删除失败！");history.go(-1);</script>';
} else {
    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>
      <div class="table-responsive">
        <table class="table table-striped">
          <thead><tr><th>序号</th><th>名称</th><th>链接</th><th>分组</th><th>操作</th></tr></thead>
          <tbody>';
    $i = 0;
    $rs = $DB->query("SELECT * FROM `lylme_links` ORDER BY `lylme_links`.`id` ASC");
    while ($res = $DB->fetch($rs)) {
        $i = $i + 1;
        echo '<tr><td><b>' . $i . '</b></td><td>' . $res['name'] . '</td><td>' . $res['url'] . '</td><td>';
        echo $DB->fetch($DB->query("SELECT * FROM `lylme_groups` WHERE `group_id` = " . $res['group_id'])) ["group_name"];
        echo '</td><td><a href="./link.php?set=edit&id=' . $res['id'] . '" class="btn btn-info btn-xs">编辑</a>&nbsp;<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>';
    }
?>
          </tbody>
        </table>
      </div>
                    </div>
            </div>
          </div>
          
        </div>
        
      </div>
      
    </main>
<?php
}
include './footer.php';
?>
