我的数据库中有一个城市列表。有一个编辑按钮,可以打开一个带有表单的模式,他们可以在其中更改城市名称并提交。我很难让 city_id 从编辑按钮通过模态传递到控制器。我在尝试将 city_id 放入表单开放代码的行中收到“city_id 的未定义变量”消息。
在混合中添加模态让我感到困惑。
查看代码
<a href="#" class="btn edit-modal" data-id="<?php echo $c['city_id']; ?>" data-name="<?php echo $c['city_name']; ?>">Edit</a>
<!-- Modal for Edit -->
<div class="modal hide" id="editCityDialog">
<div class="modal-header">
<button class="close" data-dismiss="modal">x</button>
<h3>Edit City</h3>
</div>
<div class="modal-body">
<?php $this->load->helper('form'); ?>
<?php echo form_open('/cities/edit_city/'. $city_id); ?>
<label class="control-label" for="name">City</label>
<input type="text" name="city_name" id="city_name" value=""/><br />
<input type="submit" class="btn-small btn-primary" value="Edit City" />
<button class="btn-small" data-dismiss="modal">Cancel</button>
<?php echo form_close(); ?>
</div>
<!-- jQuery for Modal -->
<script>
// scripts for modal windows
$(document).on("click", ".edit-modal", function () {
var city_name = $(this).data('name');
var city_id = $(this).data('id');
$(".modal-body #city_name").val( city_name );
$('#editCityDialog').modal('show');
});
</script>
控制器代码
// Edit City
public function edit_city() {
$id = $this->uri->segment(3);
if ($this->input->city('submit')) {
$city_name = $this->input->xss_clean($this->input->city('city_name'));
$this->cities_model->edit_city($city_id, $city_name);
}
}
型号代码
// Edit City
public function edit_city($city_id, $city_name) {
$data = array(
'city_name' => $city_name
);
$this->db->where('city_id', $city_id);
$this->db->update('cities', $data);
}