PHP set_alert函数代码示例

 public function LoginParticulier()
 {
     $this->mLayout = "empty";
     $this->mTheme = 'login-page';
     $this->mViewFile = 'loginparticulier';
     if (validate_form()) {
         $username = $this->input->post('username');
         $password = $this->input->post('password');
         $this->load->model('User_model', 'user_model');
         $user = $this->user_model->get_by('email', $username);
         // only admin and staff can login
         /*if ( verify_role(['admin', 'staff'], $user) )
         		{*/
         // password correct
         if (verify_pw($password, $user['password'])) {
             // limited fields to store in session
             $fields = array('id', 'role', 'email', 'first_name', 'last_name', 'created_at');
             $user_data = elements($fields, $user);
             login_user($user);
             // success
             set_alert('success', 'Connexion réussie');
             redirect('home');
             exit;
         }
         //}
         // failed
         set_alert('danger', 'Nom d\'utilisateur ou Mot de passe incorrect');
         redirect('/login/Loginparticulier');
     }
 }

 function update_product_table()
 {
     $action = $this->action;
     if ($action == 'visibility') {
         $this->update_product_table_visibility();
         $type = 'success';
         $msg = 'Changes successfully saved.';
     } else {
         if ($action == 'delete') {
             $this->update_product_table_delete();
             $type = 'success';
             $msg = 'Item(s) successfully deleted.';
         } else {
             if ($action == 'new') {
                 $this->update_product_table_new();
             } else {
                 if ($action == 'status') {
                     $this->update_product_active();
                     $type = 'success';
                     $msg = 'Changes successfully saved.';
                 }
             }
         }
     }
     $page = 'self';
     set_alert($type, $msg);
     safe_redirect($page);
 }

 public function form_basic()
 {
     $form = $this->form_builder->create_form('example/form_basic');
     $form->add_text('name', 'Name', TRUE);
     $form->add_text('email', 'Email', TRUE);
     $form->add_text('subject', 'Subject');
     $form->add_textarea('message', 'Message', TRUE);
     $form->add_recaptcha();
     $form->add_submit();
     if (!empty($this->input->post()) && $form->validate()) {
         // passed validation
         $email = $this->input->post('email');
         $password = $this->input->post('password');
         if (empty($user_id)) {
             // failed
             $form->add_custom_error('Failed to create user');
         } else {
             // success
             set_alert('success', 'Thanks for registration. We have sent you a email and please follow the instruction to activate your account.');
             redirect('account/login');
         }
     }
     // display form when no POST data, or validation failed
     $this->mViewData['form'] = $form;
     $this->_render('example/form_basic');
 }

 /**
  * Login page and submission
  */
 public function index()
 {
     // Login form
     $this->load->library('form_builder');
     $form = $this->form_builder->create_form('admin/login');
     $form->add_text('username', '', 'Username', 'admin');
     $form->add_password('password', '', 'Password', 'admin');
     $form->add_submit('Sign In', 'primary', TRUE);
     if (!empty($this->input->post()) && $form->validate()) {
         // passed validation
         $username = $this->input->post('username');
         $password = $this->input->post('password');
         $this->load->model('admin_user_model', 'users');
         $user = $this->users->login($username, $password);
         if (empty($user)) {
             // login failed
             set_alert('danger', 'Invalid Login');
             refresh();
         } else {
             // login success
             $this->session->set_userdata('admin_user', $user);
             redirect('admin');
         }
     }
     // display form when no POST data, or validation failed
     $this->mViewData['form'] = $form;
     $this->mBodyClass = 'login-page';
     $this->render('login', 'empty');
 }

 public function index()
 {
     $this->mLayout = "empty";
     $this->mTheme = 'login-page';
     $this->mViewFile = 'login';
     if (validate_form()) {
         $username = $this->input->post('username');
         $password = $this->input->post('password');
         $this->load->model('Backend_user_model', 'backend_users');
         $user = $this->backend_users->get_by('username', $username);
         // only admin and staff can login
         if (verify_role(['admin', 'staff-1', 'staff-2', 'staff-3'], $user)) {
             // password correct
             if (verify_pw($password, $user['password'])) {
                 // limited fields to store in session
                 $fields = array('id', 'role', 'username', 'full_name', 'created_at');
                 $user_data = elements($fields, $user);
                 login_user($user);
                 // success
                 set_alert('success', 'Login success');
                 redirect('home');
                 exit;
             }
         }
         // failed
         set_alert('danger', 'Invalid Login');
         redirect('login');
     }
 }

 /**
  * Submission of Change Password form
  */
 public function change_password()
 {
     $this->load->model('admin_user_model', 'admin_users');
     $updated = $this->admin_users->change_password($this->mUser->id, $this->input->post('new_password'));
     if ($updated) {
         set_alert('success', 'Successfully changed password.');
     } else {
         set_alert('danger', 'Failed to changed password.');
     }
     redirect('admin/account');
 }

 /**
  * Submission of Change Password form
  */
 public function change_password()
 {
     $form_url = 'account';
     if (validate_form($form_url)) {
         // update db
         $password = $this->input->post('password');
         $update_data = ['password' => hash_pw($password)];
         $result = $this->backend_users->update($this->mUser['id'], $update_data);
         // success
         set_alert('success', 'Mot de passe changé.');
     }
     // back to form
     redirect($form_url);
 }

 /**
  * Reset password for backend users
  */
 public function reset_password($user_id)
 {
     $this->mTitle = "Backend Users";
     $this->mViewFile = 'admin/reset_password';
     $this->mViewData['target'] = $this->backend_users->get($user_id);
     if (validate_form('', 'admin/reset_password')) {
         // update db
         $password = $this->input->post('password');
         $result = $this->backend_users->update($user_id, ['password' => hash_pw($password)]);
         // success or failed
         if ($result) {
             set_alert('success', 'Successfully updated.');
         } else {
             set_alert('danger', 'Database error.');
         }
         // refresh page to show alert msg
         redirect(current_url());
     }
 }

 public function register()
 {
     if (post('register')) {
         $pengguna = ['username' => post('username'), 'email' => post('email'), 'level' => 0, 'aktif' => 1];
         $pelanggan = ['nama_lengkap' => post('nama'), 'alamat' => post('alamat'), 'kota' => post('kota'), 'telp' => post('telp')];
         if (post('password') == post('passconf')) {
             $pengguna['password'] = md5(post('password'));
         }
         if ($userId = User::add($pengguna)) {
             $pelanggan['id_pengguna'] = $userId;
             if (Customer::add($pelanggan)) {
                 set_alert('success', 'Registrasi berhasil, silahkan login ke akun yang baru saja anda buat');
                 redirect('login');
             } else {
                 set_alert('error', 'Maaf registrasi gagal');
                 redirect('register');
             }
         }
     }
     return $this->render('form-register', ['heading' => 'Silahkan register']);
 }

function validate_form($form_url = '', $rule_set = '')
{
    $CI =& get_instance();
    $CI->load->library('form_validation');
    if ($CI->form_validation->run($rule_set) == FALSE) {
        if (validation_errors()) {
            // save error messages to flashdata
            set_alert('danger', validation_errors());
            // save all fields to flashdata for repopulating
            // note: set_value() will not work upon redirection
            $CI->session->set_flashdata('form_fields', $CI->input->post());
            // refresh or jump page to show error messagees
            $url = empty($form_url) ? current_url() : $form_url;
            redirect($url);
            exit;
        }
        // display form
        return FALSE;
    } else {
        // success
        return TRUE;
    }
}

 function insert_product()
 {
     //include("static/thumbnail.php");
     /* --- DEFINED VARIABLE --- */
     $date = date('Y-m-d H:i:s');
     $date_only = date('d-m-y-H-i-s');
     $product_category = filter_var($this->product_category, FILTER_SANITIZE_NUMBER_INT);
     $product_name = filter_var($this->product_name, FILTER_SANITIZE_STRING);
     $product_size_type_id = filter_var($this->size_type, FILTER_SANITIZE_NUMBER_INT);
     $product_id = filter_var($this->product_id, FILTER_SANITIZE_NUMBER_INT);
     $type_id = $this->type_id;
     //array
     $color_id = $this->color_id;
     //array
     $type_name = $this->type_name;
     //array
     $type_code = $this->type_code;
     //array
     $type_price = $this->type_price;
     //array
     $type_description = $this->type_description;
     //array
     $type_sizefit = $this->type_sizefit;
     //array
     $type_image = $this->color_image;
     //double_array
     $type_delete = $this->type_delete;
     //array
     $order = $this->order;
     //double_array
     $image_id = $this->image_id;
     $image_delete = $this->image_delete;
     $stock_quantity = $this->stock_quantity;
     //double_array
     $stock_name = $this->stock_name;
     //double_array
     $type_weight = $this->type_weight;
     $page_title = filter_var($this->page_title, FILTER_SANITIZE_STRING);
     $page_description = filter_var($this->page_description, FILTER_SANITIZE_STRING);
     $page_keywords = filter_var($this->page_keywords, FILTER_SANITIZE_STRING);
     $product_alias = cleanurl($this->product_name, FILTER_SANITIZE_STRING);
     /* --- EDIT PRODUCT --- */
     $this->update_product($product_category, $product_name, $product_size_type_id, $product_alias, $page_title, $page_description, $page_keywords, $product_id);
     /* --- TYPE PRODUCT --- */
     $i = 0;
     $max_order = $this->get_max_type_order();
     foreach ($type_name as $key => $type_name) {
         $i = $key;
         $i = $i + $max_order->maximum_order;
         $temp_type_order = $this->get_type_data($this->type_id[$key]);
         /* --- DELETE PRODUCTS --- */
         if ($this->type_delete[$key] == '1') {
             if ($this->type_id[$key] != '') {
                 $type_id_ = $this->type_id[$key];
                 $this->update_delete_product('1', $type_id_);
                 $this->delete_stocks($type_id);
             }
         } else {
             $type_code = filter_var($this->type_code[$key], FILTER_SANITIZE_STRING);
             $type_name = filter_var($type_name, FILTER_SANITIZE_STRING);
             $type_alias = cleanurl($type_name);
             $type_price = filter_var($this->type_price[$key], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);
             $type_description = $this->type_description[$key];
             $type_sizefit = $this->type_sizefit[$key];
             $type_information = $this->type_information[$key];
             $color_id = filter_var($this->color_id[$key], FILTER_SANITIZE_NUMBER_INT);
             $type_weight = filter_var($this->type_weight[$key], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);
             $product_id = filter_var($this->product_id, FILTER_SANITIZE_NUMBER_INT);
             $type_id = filter_var($this->type_id[$key], FILTER_SANITIZE_NUMBER_INT);
             /* --- ADD --- */
             if ($type_id == '') {
                 $this->insert_type_id($type_code, $type_name, $type_price, $type_description, $type_sizefit, $type_information, $color_id, $type_weight, $product_id, $i, $page_title, $page_description, $type_alias);
             } else {
                 $this->update_type_id($type_code, $type_name, $type_price, $type_description, $type_sizefit, $type_information, $color_id, $type_weight, $temp_type_order->type_order, $type_alias, $page_title, $page_description, $type_id);
             }
             if ($type_id == '') {
                 $temp = $this->get_max_type_id();
                 $type_id = $temp->max_type_id;
             } else {
                 $type_id = $type_id;
             }
             /* --- END: ADD --- */
             /* --- TYPE COLOR IMAGE--- */
             $i = $key;
             if ($this->color_image["tmp_name"][$i] != null) {
                 $file_type = substr($this->color_image["name"][$i], -4);
                 $file_name = substr($this->color_image["name"][$i], 0, -4);
                 $tmp_name = $this->color_image["tmp_name"][$i];
                 $name = cleanurl($type_name) . "_" . $date_only . "_" . substr(cleanurl($file_name), 0, 20) . '-' . $k . $file_type;
                 $error = $this->color_image["error"][$i];
                 if ($error == 0) {
                     move_uploaded_file($tmp_name, "../files/uploads/type_color_image/{$name}");
                     $img_src = "files/uploads/type_color_image/{$name}";
                 } else {
                     $type = 'error';
                     $msg = 'Error: ' . $error;
                     set_alert($type, $msg);
                     safe_redirect('self');
                 }
                 $this->insert_type_color($img_src, $type_id);
//.........这里部分代码省略.........

 public function users($do = '', $id = '')
 {
     $data = ['heading' => 'Administrasi: Pengguna'];
     switch ($do) {
         case 'form':
             if (post('submit')) {
                 $data = ['username' => post('username'), 'email' => post('email')];
                 if (User::is('admin')) {
                     $data['level'] = post('level');
                 }
                 if ($password = post('password') and $password == post('passconf')) {
                     $data['password'] = $password;
                 }
                 if (User::save($data, $id)) {
                     if ($id) {
                         set_alert('success', 'Berhasil memperbarui data pengguna <b>' . $data['username'] . '</b>');
                     } else {
                         set_alert('success', 'Berhasil menambahkan <b>' . $data['username'] . '</b> sebagai pengguna');
                     }
                     return redirect('admin/users');
                 }
                 set_alert('error', 'Terjadi kesalahan dalam penyimpanan pengguna <b>' . $data['username'] . '</b>');
                 return redirect($this->uri->path());
             }
             if ($id) {
                 $data['data'] = User::show([User::primary() => $id])->fetchOne();
             }
             return $this->render('user-form', $data);
             break;
         case 'delete':
             if (User::del([User::primary() => $id])) {
                 set_alert('success', 'Pengguna berhasil terhapus');
             } else {
                 set_alert('error', 'Terjadi kesalahan dalam penghapusan pengguna');
             }
             return redirect('admin/users');
             break;
         default:
             $data['data'] = User::show();
             return $this->render('user-table', $data);
             break;
     }
 }

function upload_file($global_url, $type, $file, $prefix, $upload_dir, $ini_max_upload)
{
    /* ----------------------------------------------------------------------
     * TYPE:
     * string: images / files
     * ----------------------------------------------------------------------
     */
    $files_name = substr($file['name'], 0, -4);
    $file_type = $file['type'];
    if ($type === 'images') {
        if ($file_type === 'image/jpeg') {
            $file_type = '.jpg';
        } else {
            if ($file_type === 'image/png') {
                $file_type = '.png';
            } else {
                if ($file_type === 'image/gif') {
                    $file_type = '.gif';
                }
            }
        }
    } else {
        if ($type === 'files') {
            if ($file_type === 'application/zip') {
                $file_type = '.zip';
            } else {
                if ($file_type === 'application/x-rar-compressed') {
                    $file_type = '.rar';
                } else {
                    if ($file_type === 'application/pdf') {
                        $file_type = '.pdf';
                    }
                }
            }
        }
    }
    $uploads_dir = __DIR__ . '/../../../' . $upload_dir;
    $userfile_name = cleanurl(str_replace(array('(', ')', ' '), '_', substr($files_name, 0, 20))) . $file_type;
    $userfile_tmp = $file['tmp_name'];
    $file_error = $file['error'];
    $file_type = $file['type'];
    $slideshow_size = $file['size'];
    $prefix = $prefix . '-' . date('d-m-y-H-i-s') . '-';
    $prod_img = $uploads_dir . $prefix . $userfile_name;
    $filename = $upload_dir . $prefix . $userfile_name;
    if ($type === 'images') {
        $allowed_type = array('image/jpeg', 'image/png', 'image/gif');
    } else {
        if ($type === 'files') {
            $allowed_type = array('application/zip', 'application/x-rar-compressed', 'application/pdf');
        }
    }
    /* --- TOTAL SIZE SLIDESHOW --- */
    if ($slideshow_size > $ini_max_upload) {
        $type = 'danger';
        $msg = 'Maximum file size: ' . price(1, $ini_max_upload) . 'Byte(s)';
        set_alert($type, $msg);
        safe_redirect('self');
        /* --- FILE TYPE (IMAGE: JPG, PNG, GIF & FILES: PDF, ZIP) --- */
    } else {
        if (!in_array($file_type, $allowed_type)) {
            $type = 'danger';
            $msg = 'Only allowed images format: .jpg, .png, .gif & files format: .pdf, .zip, .rar';
            set_alert($type, $msg);
            safe_redirect('self');
        } else {
            if (!move_uploaded_file($userfile_tmp, $prod_img)) {
                $type = 'danger';
                $msg = 'Error: Permission denied, check folder: ' . $uploads_dir . ' permission';
                set_alert($type, $msg);
                safe_redirect('self');
            } else {
                if (move_uploaded_file($userfile_tmp, $prod_img) && $file_error == 0) {
                }
            }
        }
    }
    return $filename;
}

 /**
  * Menghapus data pada $table
  *
  * @param   string  $table  Nama Tabel
  * @param   array   $where  Kondisi
  * @return  bool
  */
 public function delete($table, $where = [])
 {
     $wheres = $this->_parseWhere($where);
     try {
         return $this->query("DELETE FROM `%s` %s", $table, $wheres);
     } catch (Exception $e) {
         set_alert('error', $e->getMessage());
         return false;
     }
 }

 function delete_category($category_id)
 {
     $sql = "SELECT IFNULL(total_product_main,0)+IFNULL(total_product_child,0) AS total_product\n\t\t\t \n\t\t\t     FROM tbl_category AS cat \n\t\t\t     LEFT JOIN (SELECT product_category, COUNT(tbl_product.id) AS total_product_main FROM tbl_product\n\t\t\t     WHERE product_delete!='1'\n\t\t\t     GROUP BY product_category) AS prod\n\t\t\t     ON cat.category_id = prod.product_category\n\t\t\t \n\t\t\t     LEFT JOIN (SELECT COUNT(x.id) AS total_product_child, category_parent FROM tbl_product AS x LEFT JOIN tbl_category_relation AS y\n\t\t\t     ON x.product_category = y.category_child\n\t\t\t \t WHERE product_delete!='1'\n\t\t\t \t GROUP BY category_parent) AS prod2\n\t\t\t \t ON cat.category_id = prod2.category_parent\n\t\t\t \n\t\t\t \t LEFT JOIN (SELECT * from tbl_category_relation WHERE relation_level = '1') AS relation\n\t\t\t \t ON cat.category_id = relation.category_child\n\t\t\t \t WHERE (category_id = '{$category_id}')";
     $query = $this->conn->query($sql);
     $row = array();
     while ($result = $query->fetch_object()) {
         array_push($row, $result);
     }
     $total_product = $row[0]->total_product;
     if ($total_product != 0) {
         $type = 'danger';
         $msg = "Can't delete item(s) because it contains one or more item under it.";
     } else {
         $sql = "SELECT * from tbl_category WHERE category_id = '{$category_id}'";
         $query = $this->conn->query($sql);
         $result = $query->fetch_object();
         if ($query->num_rows != null) {
             $get_order_array = $query->fetch_object();
             $category_order = $get_order_array->category_order;
         }
         $sql = "UPDATE tbl_category SET category_order = '(category_order - 1)' WHERE category_order > ?";
         $stmt = $this->conn->prepare($sql);
         if ($stmt === false) {
             trigger_error('Database error: ' . $sql . ' Error: ' . $this->conn->errno . ' ' . $this->conn->error, E_USER_ERROR);
         } else {
             $stmt->bind_param("s", $category_order);
             $stmt->execute();
         }
         $stmt->close();
         $sql = "DELETE FROM tbl_category WHERE category_id = ?";
         $stmt = $this->conn->prepare($sql);
         if ($stmt === false) {
             trigger_error('Database error: ' . $sql . ' Error: ' . $this->conn->errno . ' ' . $this->conn->error, E_USER_ERROR);
         } else {
             $stmt->bind_param("s", $category_id);
             $stmt->execute();
         }
         $stmt->close();
         $sql = "SELECT * from tbl_category_relation WHERE category_parent = '{$category_id}'";
         $query = $this->conn->query($sql);
         if ($query->num_rows != null) {
             for ($counter = 1; $counter <= $query->num_rows; $counter++) {
                 $category_relation_array = $query->fetch_object();
                 $category_child = $category_relation_array->category_child;
                 $sql = "DELETE FROM tbl_category_relation WHERE category_parent = ? OR category_child = ?";
                 $stmt = $this->conn->prepare($sql);
                 if ($stmt === false) {
                     trigger_error('Database error: ' . $sql . ' Error: ' . $this->conn->errno . ' ' . $this->conn->error, E_USER_ERROR);
                 } else {
                     $stmt->bind_param("ss", $category_child, $category_child);
                     $stmt->execute();
                 }
                 $stmt->close();
                 $sql = "DELETE FROM tbl_category WHERE category_id = ?";
                 $stmt = $this->conn->prepare($sql);
                 if ($stmt === false) {
                     trigger_error('Database error: ' . $sql . ' Error: ' . $this->conn->errno . ' ' . $this->conn->error, E_USER_ERROR);
                 } else {
                     $stmt->bind_param("s", $category_child);
                     $stmt->execute();
                 }
                 $stmt->close();
             }
         }
         $sql = "DELETE FROM tbl_category_relation WHERE category_child = ? OR category_parent = ?";
         $stmt = $this->conn->prepare($sql);
         if ($stmt === false) {
             trigger_error('Database error: ' . $sql . ' Error: ' . $this->conn->errno . ' ' . $this->conn->error, E_USER_ERROR);
         } else {
             $stmt->bind_param("ss", $category_id, $category_id);
             $stmt->execute();
         }
         $stmt->close();
         $type = 'success';
         $msg = "Successfully deleted category";
     }
     set_alert($type, $msg);
 }