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inc/Hura8/System/HuraImage.php
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180
inc/Hura8/System/HuraImage.php
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<?php
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namespace Hura8\System;
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use Intervention\Image\ImageManager as InterventionImage;
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// 12-Nov-2022
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// class to manipulate images: create/resize/convert/water-mark ...
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// reference guide:
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// https://image.intervention.io/v2/api/make
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//
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final class HuraImage
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{
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/* @var $objInterventionImage InterventionImage */
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private $objInterventionImage;
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public function __construct() {
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$this->objInterventionImage = new InterventionImage();
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}
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/**
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* optimize file size of an image and resize its width to the max_width it
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*
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* @param string $file_dir __DIR__."/media/product/'
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* @param string $file_name file.jpg
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* @param int $max_width
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* @return bool
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*/
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public function optimizeFile(string $file_dir, string $file_name, int $max_width = 1200): bool
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{
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$file_path = $file_dir . DIRECTORY_SEPARATOR . $file_name;
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$random_str = IDGenerator::createStringId(10);
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$clone_file = $file_dir . DIRECTORY_SEPARATOR . $random_str. '-' . $file_name;
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if(!copy($file_path, $clone_file)) {
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return false;
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}
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$img = $this->objInterventionImage->make($clone_file);
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list ( $img_width ) = getimagesize($clone_file);
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if($img_width > $max_width) {
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$img->resize($max_width, null, function ($constraint) {
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$constraint->aspectRatio();
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})->save($file_path, 90);
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}else{
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$img->save($file_path, 90);
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}
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// then delete the clone
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unlink($clone_file);
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return file_exists($file_path);
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}
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/**
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* create image to local system
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* copy from https://image.intervention.io/v2/api/make
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* @param mixed $source
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* Source to create an image from. The method responds to the following input types:
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string - Path of the image in filesystem.
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string - URL of an image (allow_url_fopen must be enabled).
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string - Binary image data.
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string - Data-URL encoded image data.
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string - Base64 encoded image data.
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resource - PHP resource of type gd. (when using GD driver)
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object - Imagick instance (when using Imagick driver)
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object - Intervention\Image\Image instance
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object - SplFileInfo instance (To handle Laravel file uploads via Symfony\Component\HttpFoundation\File\UploadedFile)
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*
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* @param string $saved_file_path __DIR__."/media/product/file.jpg'
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* @return bool
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*/
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public function create($source, $saved_file_path) {
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try {
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$this->objInterventionImage->make($source)->save($saved_file_path, 90);
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}catch (\Exception $e) {
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// NotReadableException: Unsupported image type. GD/PHP installation does not support WebP format
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@copy($source, $saved_file_path);
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}
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return file_exists($saved_file_path);
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}
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/**
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* https://image.intervention.io/v2/api/encode
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* @param $local_file_path
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* @param string $format jpg | png | gif | webp | data-url
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* @return bool
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*/
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public function convertFileFormat($local_file_path, $format ) {
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// if same format as local file, stop
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$file_ext = strtolower(substr(strrchr($local_file_path, '.'), 1));
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if($file_ext == $format) {
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return true;
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}
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$saved_file_path = substr($local_file_path, 0, strrpos($local_file_path,".") ) . ".". $format;
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$this->objInterventionImage->make($local_file_path)
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->encode($format, 100)
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->save($saved_file_path, 90);
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return file_exists($saved_file_path);
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}
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/**
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* guide: https://image.intervention.io/v2/api/resize
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* @param $local_file_path
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* @param array $size_key_dimension array('small' => ['width' => 100, 'height' => 100], 'large' => ['width' => 200, 'height' => 200] )
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* @param string $resized_file_directory
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* @return array
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*/
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public function resize($local_file_path, array $size_key_dimension, $resized_file_directory = '') {
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$stored_directory = ($resized_file_directory) ?: substr($local_file_path, 0, strrpos($local_file_path,"/") ) ;
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//echo "<p>stored_directory: ".$stored_directory;
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$file_name = substr(strrchr($local_file_path,"/"), 1);
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//echo "<p>file_name: ".$file_name;
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$expected_files = [];
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foreach ($size_key_dimension as $key => $dimension) {
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$resized_file_name = $key. IMAGE_FILE_SEPARATOR . $file_name;
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$expected_files[] = $resized_file_name;
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$saved_file_path = $stored_directory . "/".$resized_file_name;
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$new_width = $dimension['width'] ?? null;
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$new_height = $dimension['height'] ?? null;
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$img = $this->objInterventionImage->make($local_file_path);
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if(!$new_width || !$new_height) {
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$img->resize($new_width, $new_height, function ($constraint) {
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$constraint->aspectRatio();
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})->save($saved_file_path, 90);
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}else{
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$img->resize($new_width, $new_height)->save($saved_file_path, 90);
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}
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$img->destroy();
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}
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//echo "<p>Expected files: ".\json_encode($expected_files);
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$exist_all = true;
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foreach ($expected_files as $_file) {
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if(!file_exists($stored_directory . "/". $_file)) {
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$exist_all = false;
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break;
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}
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}
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return array($exist_all, $expected_files, $stored_directory);
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}
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/**
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* @param $original_file_path
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* @param $img_watermark_path
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* @param string $position
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*/
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public function watermark($original_file_path, $img_watermark_path, $position='bottom-right') {
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$img = $this->objInterventionImage->make($original_file_path);
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$watermark = $this->objInterventionImage->make($img_watermark_path);
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$img->insert($watermark, $position, 10, 10);
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//$img->bac ($destinationPath.'/'.$fileName);
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$img->save($original_file_path, 100);
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}
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}
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