Get Image From URL and Display it

Snippet Code

This snippet uses cURL to get a graphic and display a thumbnail image on the page without saving it.

displayImg.php




<?php

//$url = "http://share.meebo.com/content/katy_perry/wallpapers/3.jpg";

$url = $_GET['url'];



$url = str_replace("http:/","http://",$url);



$allowed = array('jpg','gif','png');

$pos = strrpos($_GET['url'], ".");

$str = substr($_GET['url'],($pos + 1));



$ch = curl_init();

$timeout = 0;

curl_setopt ($ch, CURLOPT_URL, $url);

curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout);



// Getting binary data

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

curl_setopt($ch, CURLOPT_BINARYTRANSFER, 1);



$image = curl_exec($ch);

curl_close($ch);

// output to browser

$im = @imagecreatefromstring($image);



$tw = @imagesx($im);

if(!$tw){

    // Font directory + font name

    $font = '../../fonts/Austrise.ttf';

    // Size of the font

    $fontSize = 18;

    // Height of the image

    $height = 32;

    // Width of the image

    $width = 250;

    // Text

    $str = 'Couldn\'t get image.';

    $img_handle = imagecreate ($width, $height) or die ("Cannot Create image");

    // Set the Background Color RGB

    $backColor = imagecolorallocate($img_handle, 255, 255, 255);

    // Set the Text Color RGB

    $txtColor = imagecolorallocate($img_handle, 20, 92, 137); 

    $textbox = imagettfbbox($fontSize, 0, $font, $str) or die('Error in imagettfbbox function');

    $x = ($width - $textbox[4])/2;

    $y = ($height - $textbox[5])/2;

    imagettftext($img_handle, $fontSize, 0, $x, $y, $txtColor, $font , $str) or die('Error in imagettftext function');

    header('Content-Type: image/jpeg');

    imagejpeg($img_handle,NULL,100);

    imagedestroy($img_handle); 

}else{

    if($str == 'jpg' || $str == 'jpeg')

        header("Content-type: image/jpeg");

    if($str == 'gif')

        header("Content-type: image/gif");

    if($str == 'png')

        header("Content-type: image/png");

    $th = imagesy($im);

    $thumbWidth = 200;

    if($tw <= $thumbWidth){

        $thumbWidth = $tw;

    }

    $thumbHeight = $th * ($thumbWidth / $tw);

    $thumbImg = imagecreatetruecolor($thumbWidth, $thumbHeight);

    if($str == 'gif'){

        $colorTransparent = imagecolortransparent($im);

        imagefill($thumbImg, 0, 0, $colorTransparent);

        imagecolortransparent($thumbImg, $colorTransparent);

    }

    if($str == 'png'){

        imagealphablending($thumbImg, false);

        imagesavealpha($thumbImg,true);

        $transparent = imagecolorallocatealpha($thumbImg, 255, 255, 255, 127);

        imagefilledrectangle($thumbImg, 0, 0, $thumbWidth, $thumbHeight, $transparent);

    }

    imagecopyresampled($thumbImg, $im, 0, 0, 0, 0, $thumbWidth, $thumbHeight, $tw, $th);





    if($str == 'jpg' || $str == 'jpeg'){

        imagejpeg($thumbImg, NULL, 100);

    }

    if($str == 'gif'){

        imagegif($thumbImg);

    }

    if($str == 'png'){

        imagealphablending($thumbImg,TRUE);

        imagepng($thumbImg, NULL, 9, PNG_ALL_FILTERS);

    }

        

    imagedestroy($thumbImg);

}

?>

Get Image Directly




displayImg.php?url=http://phpsnips.com/images/phpsnippets.jpg

Get Image Using A Tag




<img src="displayImg.php?url=http://phpsnips.com/images/phpsnippets.jpg" />

Snippet Comments

Add Your Comment

medokin
2010-08-04 00:00:00

or just: file_put_contents($path.$filename.".jpg", file_get_contents($url)); does the same

2try4 Search
2010-07-17 00:00:00

We found that the code works if you //remove the str_replace on line 4.

Anonymous
2010-05-07 00:00:00

This script doesn't work.

Add Your Comment

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