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File: App/System/Helpers/Upload.php

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File: App/System/Helpers/Upload.php
Role: Example script
Content type: text/plain
Description: Example script
Class: Potato PHP MVC Framework
Framework to develop PHP MVC applications
Author: By
Last change:
Date: 9 months ago
Size: 3,538 bytes
 

Contents

Class file image Download
<?php

if (!function_exists("uploadImage")) {
   
/**
     * Fazer upload de imagens
     * @param $input String nome do input do arquivo
     * @param string $size tamanho maxÝmo do Arquivo.. Ex: 5M, 10G ...
     * @param array $pixels enviar array com width e height permitdo Ex: [199,100]
     * @param array $mimes enviar array com os mimetype Ex: ['image/png', 'image/gif']
     * @return String|array retorna nome do arquivo ou array com erros
     */
   
function uploadImage($input, $size = "5M", $pixels = null, $mimes = ['image/png', 'image/gif', 'image/jpeg', 'image/jpg']){

       
$Config = getConfig("upload");
       
$storage = new \Upload\Storage\FileSystem(ROOT_PATH . $Config['image']);
       
$file = new \Upload\File($input, $storage);
       
$file->setName(\System\Libraries\UUID::v4() . "-" . ramdonCode(6));


       
$Validations = [];
       
$Validations[] = new \Upload\Validation\Mimetype($mimes);
       
$Validations[] = new \Upload\Validation\Size($size);
        if (!
is_null($pixels) && is_array($pixels))
           
$Validations[] = new \Upload\Validation\Dimensions($pixels[0], $pixels[1]);

       
$file->addValidations($Validations);

        try {
           
$file->upload();
            return
$file->getNameWithExtension();
        } catch (\
Exception $e) {
            return
$file->getErrors();
        }
    }
}

if (!
function_exists("imageCache")) {
   
/**
     * Gerar imagem de cache
     * @param $filename
     * @param $width
     * @param $height
     * @return string
     */
   
function imageCache($filename, $width, $height){
       
$Config = getConfig('upload');
       
$filename = str_replace(getConfig('base_url'), "/", $filename);
       
$filename = str_replace($Config['image'], "", $filename);

        if (!
is_file(ROOT_PATH. $Config['image'] . $filename)) {
            return
$filename;
        }

       
$extension = pathinfo($filename, PATHINFO_EXTENSION);

       
$image_old = $filename;
       
$image_new = utf8_substr($filename, 0, utf8_strrpos($filename, '.')) . '-' . (int)$width . 'x' . (int)$height . '.' . $extension;

        if (!
is_file(ROOT_PATH. getConfig('cache_image') . $image_new) || (filectime(ROOT_PATH. $Config['image'] . $image_old) > filectime(ROOT_PATH. getConfig('cache_image') . $image_new))) {
            list(
$width_orig, $height_orig, $image_type) = getimagesize(ROOT_PATH. $Config['image'] . $image_old);

            if (!
in_array($image_type, array(IMAGETYPE_PNG, IMAGETYPE_JPEG, IMAGETYPE_GIF))) {
                return
ROOT_PATH. $Config['image'] . $image_old;
            }

           
$path = '';
           
$directories = explode('/', dirname($image_new));
            foreach (
$directories as $directory) {
               
$path = $path . '/' . $directory;
                if (!
is_dir(ROOT_PATH. getConfig('cache_image') . $path)) {
                    @
mkdir(ROOT_PATH. getConfig('cache_image') . $path, 0777);
                }
            }

            if (
$width_orig != $width || $height_orig != $height) {
               
$image = new \System\Libraries\Images(ROOT_PATH. $Config['image'] . $image_old);
               
$image->resize($width, $height);
               
$image->save(ROOT_PATH. getConfig('cache_image'). $image_new);
            } else {
               
copy(ROOT_PATH. $Config['image'] . $image_old, ROOT_PATH. getConfig('cache_image') . $image_new);
            }
        }

       
$image_new = str_replace(' ', '%20', $image_new);
        return
getConfig('cache_image').$image_new;
    }
}

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