codeigniter-2

问题 i need to check is user loged or not. i have to many function in controller, so i check it in construct function. but its entering infinite loop. problem is: infinite loop. function __construct() { parent:: __construct(); $this->is_logged_in(); $this->clear_cache(); } function is_logged_in() { if( !class_exists('CI_Session') ) $this->load->library('session'); if( $this->session->userdata('login') ) { $data['name'] = $this->session->userdata('username'); } else { redirect(base_url('admin/login

问题 I have a following query $this->db->set('registerStep', $param) ->where('id = ',$user_id) ->update($this->table_name); Above Query is producing below sql code. even though I'm supplying only one where condition. UPDATE `users` SET `registerStep` = 2 WHERE `id` = 33 AND `id` = '165' I think active record is using some cached where condition, is there any way I can free where condition. I tried using $this->db->flush_cache(); But it's not helping. 回答1: http://codeigniter.com/user_guide/database

问题 i have pasted some two screen shoots of my database and how actually i want my web page to look. im trying to get this done but not getting how to solve the issue i have stored all the images in folder and also the image path in the database, now i want to fetch the image in such a way that when i click the all works it should display all the images but when i click creative or photography or web development like this then it should show only those images which are related to their classes

问题 I want to set minimum width and height for uploading images in codeigniter. The code is shown below. $config['max_width'] = '480'; $config['max_height'] = '270'; $this->upload->do_upload() I have set maximum cut off for this but how to set minimum ?? 回答1: Copy your Upload.php from system/libraries and paste on application/libraries . Then, introduce 2 new variables. public $max_width = 0; public $max_height = 0; public $min_width = 0; // new public $min_height = 0; // new Add these to the

问题 im trying to store the values in database, all the values are getting dtored in the database but the issue is with dropdown. when i try to upload the multiselect dropdown only the last selected value is getting stored, where as i want to store all the selected values in the database, can some one guide me how can i do that //----controller----- public function portfolio1() { $this->form_validation->set_rules('first_content', 'First content', 'required'); $this->form_validation->set_rules(

问题 I want to switch my codeigniter multiple database on runtime. My Default database will run thoroughly the page but when I needed to switch to other database based on scenario or requirement then I can do. The common model function will work for the all different databases. So, I want to use same model and same function for multiple database connection using dynamic selector without using session or without passing function variable To achieve this I set a name in cofig and when I call my

问题 This question already has answers here : Load header and footer view in CI (4 answers) Closed 6 years ago . Loving Codeigniter, but I'm finding it annoying that I have to call a header, footer and the main view for each controller. What is the best way to share a header/footer among all views and minimize replication of code. I don't want to use a template engine. 回答1: create a view, let's call it template.php with this code <?php $this->load->view('header'); $this->load->view($view); $this-

问题 I hesitated on posting this question cause I saw dozens of them here, but all the answers didn't work. So, I have this working code. It uploads picture and getting thumbnails. I allow users to upload a 950*950 pictures. I want to resize those pics to fit in my show page. So, here is part of the resize: $id=uniqid(); $folder = $this->getDir($id); $dir=FCPATH.'upload/biz_photos/'.$folder.'/'; if(!is_dir($dir)) { mkdirs($dir); } //handle img $des_file=$dir.$id.'.jpg'; $thumb_file=$dir.$id.'

问题 I am new to codeigniter, and I have developed a code to carry out queries on the database. I load the database using $this->load->database(); and perform a query, but when I run the code, the browser gives me the following error message: A PHP Error was encountered Severity: Notice Message: Undefined property: Tutorial::$load. Fatal error: Call to a member function database() on a non-object This is the code I am using: class Tutorial extends CI_Controller { public function tutorial() { $this

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 4 years ago . I am getting the following error. What is wrong? How I can catch or solve this exception. Fatal error: Uncaught SoapFault exception: [a:InternalServiceFault] The server was unable to process the request due to an internal error. For more information about the error, either turn on IncludeExceptionDetailInFaults