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40 lines
919 B
PHP
40 lines
919 B
PHP
<?php
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class ImageHandler {
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/**
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* Download an image
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* @param string $url Url to the image
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* @return false|string False if failed, else the data of the image (converted to grayscale jpeg)
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*/
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public static function DownloadImage($url){
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$data = Http::Request($url);
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$imgFile = @imagecreatefromstring($data);
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if($imgFile !== false){
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$result = self::CreateImage($imgFile);
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imagedestroy($imgFile);
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return $result;
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}
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return false;
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}
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/**
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* Create an image
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* @param resource $img Create an image created with createimagetruecolor
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* @return false|string False if failed, else the data of the image (converted to grayscale jpeg)
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*/
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public static function CreateImage($img){
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try{
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imagefilter($img, IMG_FILTER_GRAYSCALE);
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ob_start();
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imagejpeg($img);
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$image = ob_get_contents();
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ob_end_clean();
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return $image;
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}catch(Exception $e){
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return false;
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}
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}
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}
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?>
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