私のコントローラー
<?php class Image_control extends CI_Controller{
var $gallery_path;
var $gallery_path_url;
function index()
{
$this->load->view('image_view');
//$this->do_upload();
}
function __construct()
{
parent::__construct();
$this->gallery_path= realpath(APPPATH . '../images1');
$this->gallery_path_url=base_url().'images1/';
}
function do_upload()
{
if($this->input->post('upload'))
{
$config = array(
'allowed_types' => 'jpg|png|bmp',
'upload_path'=>$this->gallery_path,
'max_size'=>2000
);
//echo $this->gallery_path;
$this->load->library('upload',$config);
if (!$this->upload->do_upload()) {
$errors[]=array('error'=>$this->upload->display_errors());
$this->load->view('image_view',$errors);
//echo print_r($error);
}
$image_path=$this->upload->data();
$file_name=$image_path['file_name'];
//$full_path=$image_path['full_path'];
$config = array(
'a_name' => $this->input->post('a_name'),
'a_details'=>$this->input->post('a_info'),
'a_photo'=>$file_name
);
$insert=$this->db->insert('animalstore',$config);
//return $insert;
$image_data=$this->upload->data();
$config = array(
'source_image' => $image_data['full_path'],
'new_image'=>$this->gallery_path . './thumbs',
'maintain_ration'=>true,
'width'=>100,
'height'=>100
);
$this->load->library('image_lib',$config);
$this->image_lib->resize();
$this->thumb_view();
$this->image_view();
//$this->load->view('image_view');
}
}
function get_thumbs()
{
$files=scandir($this->gallery_path);
$files=array_diff($files,array('.','..','thumbs'));
$images = array();
foreach ($files as $file) {
$images[] = array(
//'url' =>$this->gallery_path_url .$file,
'thumb_url'=>$this->gallery_path_url .'thumbs/'.$file
);
}
return $images;
}
function thumb_view()
{
$data['thumbs']=$this->get_thumbs();
$this->load->view('image_view',$data);
}
function get_images()
{
$query = $this->db->get('animalstore');
/*$files=scandir($this->gallery_path);
$files=array_diff($files,array('.','..','thumbs'));
$images = array();*/
if($query->num_rows() > 0 )
{
foreach($query->result() as $rows)
{
/*$images[] = array(
'url' => $this->gallery_path_url . $rows['url'],
'thumb_url' => $this->gallery_path_url . 'thumbs/' . $rows['url']
);*/
$data[] = $rows;
}
return $data;
//return $images;
}
}
function image_view()
{
$data['images']=$this->get_images();
$this->load->view('image_view',$data);
}}?>
私の見解
<html><body>
<?php
echo form_open_multipart('image_control/do_upload');
echo form_input('a_name','Animal Name');
echo form_input('a_info','Animal Information');
echo form_upload('userfile');
echo form_submit('upload','Upload');
echo form_close();
?>
<?php if(isset($images) && count($images)): ?>
<?php foreach ($images as $image):?>
<h1><?php echo $image->a_name;?></h1>
<h1><?php echo $image->a_details;?></h1>
<a href="http://localhost/ci_test/images1/<?php echo $image->a_photo;?>">
<img src="<?php echo $thumb['thumb_url'];?>"/>
</a>
<?php endforeach; ?>
<?php else: ?>
<div id="blank_gallery">Please Upload an image</div>
<?php endif;?>
データベースとフォルダーに画像を保存しています。画像のサムネイルをクリックして、データベースから画像を取得したい。サムネイルはフォルダに保存されます。エラーは、「未定義の変数サム」と表示されているサムネイルを表示できません。画像の親指を表示するにはどうすればよいですか? いろいろ試してみましたが、結果が得られませんでした。前もって感謝します。