<?php

require_once('api/Mgc.php');

class ImagesAdmin extends Mgc {
    
    public function fetch() {
        $current_theme = $this->settings->theme;
        if ($this->settings->admin_theme) {
            $current_theme = $this->settings->admin_theme;
        }

        $images_dir = 'tpls/'.$current_theme.'/images/';
        $allowed_extentions = array('png', 'gif', 'jpg', 'jpeg', 'ico');
        $images = array();
        
        /*Сохранение изображений*/
        if($this->request->method('post') && !is_file($images_dir.'../locked')) {
            $old_names = $this->request->post('old_name');
            $new_names = $this->request->post('new_name');
            if(is_array($old_names)) {
                foreach($old_names as $i=>$old_name){
                    $new_name = $new_names[$i];
                    $new_name = trim(pathinfo($new_name, PATHINFO_FILENAME).'.'.pathinfo($old_name, PATHINFO_EXTENSION), '.');
                    
                    if(is_writable($images_dir) && is_file($images_dir.$old_name) && !is_file($images_dir.$new_name)) {
                        rename($images_dir.$old_name, $images_dir.$new_name);
                    } elseif(is_file($images_dir.$new_name) && $new_name!=$old_name) {
                        $message_error = 'name_exists';
                    }
                }
            }
            
            $delete_image = trim($this->request->post('delete_image'), '.');
            
            if(!empty($delete_image)) {
                @unlink($images_dir.$delete_image);
            }
            
            // Загрузка изображений
            if($images = $this->request->files('upload_images')) {
                for($i=0; $i<count($images['name']); $i++) {
                    $name = trim($images['name'][$i], '.');
                    if(in_array(strtolower(pathinfo($name, PATHINFO_EXTENSION)), $allowed_extentions)) {
                        move_uploaded_file($images['tmp_name'][$i], $images_dir.$name);
                    }
                }
            }
            
            if(!isset($message_error)) {
                header("Location: ".$_SERVER['REQUEST_URI']);
                exit();
            } else {
                $this->design->assign('message_error', $message_error);
            }
        }
        
        // Читаем все файлы
        if($handle = opendir($images_dir)) {
            while(false !== ($file = readdir($handle))) {
                if(is_file($images_dir.$file) && $file[0] != '.' && in_array(pathinfo($file, PATHINFO_EXTENSION), $allowed_extentions)) {
                    $image = new stdClass;
                    $image->name = $file;
                    $image->size = filesize($images_dir.$file);
                    list($image->width, $image->height) = @getimagesize($images_dir.$file);
                    $images[$file] = $image;
                }
            }
            closedir($handle);
            ksort($images);
        }
        
        // Если нет прав на запись - передаем в дизайн предупреждение
        if(!is_writable($images_dir)) {
            $this->design->assign('message_error', 'permissions');
        } elseif(is_file($images_dir.'../locked')) {
            $this->design->assign('message_error', 'theme_locked');
        }
        
        $this->design->assign('theme', $current_theme);
        $this->design->assign('images', $images);
        $this->design->assign('images_dir', $images_dir);
        return $this->design->fetch('images.tpl');
    }
    
}