[英]Can't insert into database codeigniter but can update
我在使用CodeIgniter時遇到麻煩。
我正在關注有關如何使用CI構建CMS的網絡教程。 我將相同的功能save設置為更新並在數據庫中保存新項目。
public function save($data, $id = NULL){
// Set timestamps
if ($this->_timestamps == TRUE) {
$now = date('Y-m-d H:i:s');
$id || $data['created'] = $now;
$data['modified'] = $now;
}
// Insert
if ($id === NULL) {
$id = $this->db->insert_id();
$this->db->set($data);
$this->db->insert($this->_table_name);
}
// Update
else {
$filter = $this->_primary_filter;
$id = $filter($id);
$this->db->set($data);
$this->db->where($this->_primary_key, $id);
$this->db->update($this->_table_name);
}
return $id;
}
事實是,更新正常運行,但插入無效。
這是他正在調用的控制器函數:
public function edit ($id = NULL)
{
// Fetch a page or set a new one
if ($id) {
$this->data['page'] = $this->page_m->get($id);
count($this->data['page']) || $this->data['errors'][] = 'page could not be found';
}
else {
$this->data['page'] = $this->page_m->get_new();
}
// Pages for dropdown
$this->data['pages_no_parents'] = $this->page_m->get_no_parents();
// Set up the form
$rules = $this->page_m->rules;
$this->form_validation->set_rules($rules);
// Process the form
if ($this->form_validation->run() == TRUE) {
$data = $this->page_m->array_from_post(array('title','slug','body','parent_id'));
$this->page_m->save($data, $id);
redirect('admin/page');
}
// Load the view
$this->data['subview'] = 'pages/admin/page/edit';
$this->load->view('pages/admin/_layout_main', $this->data);
}
我想我給了你足夠的背景
希望這對你有用:
if (!$id) {
//$this->db->set($data);
$this->db->insert($this->_table_name, $data);
$id = $this->db->insert_id();
}
else {
$this->data['page'] = $this->page_m->get_new();
$id = NULL;
}
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