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Refactored thumbnail creation 🌄 (#1249)

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* Refactored thumbnail creation

* Updated

* Updated

* Updated

* Updated

* Updated

* Update functions_thumbs.php

* Update functions_thumbs.php

* Update displaying.php

* Update mysql.sql

* Update mysql.sql

* Update CHANGELOG.md
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Roman Kelesidis 2023-12-23 00:42:59 +07:00 • committed by GitHub
commit 65c7903b21
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12 changed files with 160 additions and 477 deletions
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179
library/attach_mod/includes/functions_thumbs.php
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@ -11,177 +11,46 @@ if (!defined('BB_ROOT')) {
die(basename(__FILE__));
}
$imagick = '';
/**
* Calculate the needed size for Thumbnail
*/
function get_img_size_format($width, $height)
{
// Maximum Width the Image can take
$max_width = 400;
if ($width > $height) {
return [
round($width * ($max_width / $width)),
round($height * ($max_width / $width))
];
}
return [
round($width * ($max_width / $height)),
round($height * ($max_width / $height))
];
}
/**
* Check if imagick is present
*/
function is_imagick()
{
global $imagick, $attach_config;
if ($attach_config['img_imagick'] != '') {
$imagick = $attach_config['img_imagick'];
return true;
}
return false;
}
/**
* Get supported image types
*/
function get_supported_image_types($type)
{
// Check GD extension installed
if (!extension_loaded('gd')) {
return ['gd' => false];
}
$format = imagetypes();
$new_type = 0;
switch ($type) {
case IMAGETYPE_GIF:
$new_type = ($format & IMG_GIF) ? IMG_GIF : 0;
break;
case IMAGETYPE_JPEG:
$new_type = ($format & IMG_JPG) ? IMG_JPG : 0;
break;
case IMAGETYPE_PNG:
$new_type = ($format & IMG_PNG) ? IMG_PNG : 0;
break;
case IMAGETYPE_BMP:
$new_type = ($format & IMG_BMP) ? IMG_BMP : 0;
break;
case IMAGETYPE_WEBP:
$new_type = ($format & IMG_WEBP) ? IMG_WEBP : 0;
break;
}
return [
'gd' => (bool)$new_type,
'format' => $new_type,
'version' => (function_exists('imagecreatetruecolor')) ? 2 : 1
];
}
/**
* Create thumbnail
*
* @param string $source
* @param string $newFile
* @param string $mimeType
* @return bool
* @throws Exception
*/
function create_thumbnail($source, $new_file, $mimetype)
function createThumbnail(string $source, string $newFile, string $mimeType): bool
{
global $attach_config, $imagick;
$image = null;
global $attach_config;
// Get the file information
$source = amod_realpath($source);
$min_filesize = (int)$attach_config['img_min_thumb_filesize'];
$img_filesize = (@file_exists($source)) ? @filesize($source) : false;
$img_filesize = file_exists($source) ? filesize($source) : false;
// Checks the max allowed filesize
if (!$img_filesize || $img_filesize <= $min_filesize) {
return false;
}
[$width, $height, $type,] = getimagesize($source);
// Making the thumbnail image
try {
$image = new \claviska\SimpleImage();
$image
->fromFile($source)
->autoOrient()
->resize(150)
->toFile($newFile, $mimeType, ['quality' => 85]);
} catch (Exception $e) {
// Handle errors
throw new Exception($e->getMessage());
}
if (!$width || !$height) {
// Check the thumbnail existence after creating
if (!file_exists($newFile)) {
return false;
}
[$new_width, $new_height] = get_img_size_format($width, $height);
$used_imagick = false;
if (is_imagick()) {
passthru($imagick . ' -quality 85 -antialias -sample ' . $new_width . 'x' . $new_height . ' "' . str_replace('\\', '/', $source) . '" +profile "*" "' . str_replace('\\', '/', $new_file) . '"');
if (@file_exists($new_file)) {
$used_imagick = true;
}
}
if (!$used_imagick) {
$type = get_supported_image_types($type);
if ($type['gd']) {
switch ($type['format']) {
case IMG_GIF:
$image = imagecreatefromgif($source);
break;
case IMG_JPG:
$image = imagecreatefromjpeg($source);
break;
case IMG_PNG:
$image = imagecreatefrompng($source);
break;
case IMG_BMP:
$image = imagecreatefrombmp($source);
break;
case IMG_WEBP:
$image = imagecreatefromwebp($source);
break;
default:
throw new Exception('Unknown file format: ' . $type['format']);
}
if ($type['version'] == 1 || !$attach_config['use_gd2']) {
$new_image = imagecreate($new_width, $new_height);
imagecopyresized($new_image, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
} else {
$new_image = imagecreatetruecolor($new_width, $new_height);
imagecopyresampled($new_image, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
}
switch ($type['format']) {
case IMG_GIF:
imagegif($new_image, $new_file);
break;
case IMG_JPG:
imagejpeg($new_image, $new_file, 90);
break;
case IMG_PNG:
imagepng($new_image, $new_file);
break;
case IMG_BMP:
imagebmp($new_image, $new_file);
break;
case IMG_WEBP:
imagewebp($new_image, $new_file);
break;
default:
throw new Exception('Unknown file format: ' . $type['format']);
}
imagedestroy($new_image);
}
}
if (!@file_exists($new_file)) {
return false;
}
@chmod($new_file, 0664);
return true;
}