sharex+giphy.php

<?php
$config = require('config.php');

$key = $config['secure_key'];
$uploadhost = $config['output_host'];
$uploadfolder = $config['output_folder'];
$redirect = $config['redirect_url'];
$giphy_key = $config['giphy_api_key'];

if ($_SERVER["REQUEST_URI"] == "/robot.txt") { die("User-agent: *\nDisallow: /"); }

function mime_content_type_custom($filename) {

    $mime_types = array(

        'txt' => 'text/plain',
        'htm' => 'text/html',
        'html' => 'text/html',
        'php' => 'text/html',
        'css' => 'text/css',
        'js' => 'application/javascript',
        'json' => 'application/json',
        'xml' => 'application/xml',
        'swf' => 'application/x-shockwave-flash',
        'flv' => 'video/x-flv',

        // images
        'png' => 'image/png',
        'jpe' => 'image/jpeg',
        'jpeg' => 'image/jpeg',
        'jpg' => 'image/jpeg',
        'gif' => 'image/gif',
        'bmp' => 'image/bmp',
        'ico' => 'image/vnd.microsoft.icon',
        'tiff' => 'image/tiff',
        'tif' => 'image/tiff',
        'svg' => 'image/svg+xml',
        'svgz' => 'image/svg+xml',

        // archives
        'zip' => 'application/zip',
        'rar' => 'application/x-rar-compressed',
        'exe' => 'application/x-msdownload',
        'msi' => 'application/x-msdownload',
        'cab' => 'application/vnd.ms-cab-compressed',

        // audio/video
        'mp3' => 'audio/mpeg',
        'qt' => 'video/quicktime',
        'mov' => 'video/quicktime',
        'mp4' => 'video/mp4',

        // adobe
        'pdf' => 'application/pdf',
        'psd' => 'image/vnd.adobe.photoshop',
        'ai' => 'application/postscript',
        'eps' => 'application/postscript',
        'ps' => 'application/postscript',

        // ms office
        'doc' => 'application/msword',
        'rtf' => 'application/rtf',
        'xls' => 'application/vnd.ms-excel',
        'ppt' => 'application/vnd.ms-powerpoint',

        // open office
        'odt' => 'application/vnd.oasis.opendocument.text',
        'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
    );

    $ext = strtolower(array_pop(explode('.',$filename)));
    if (array_key_exists($ext, $mime_types)) {
        return $mime_types[$ext];
    }
    elseif (function_exists('finfo_open')) {
        $finfo = finfo_open(FILEINFO_MIME);
        $mimetype = finfo_file($finfo, $filename);
        finfo_close($finfo);
        return $mimetype;
    }
    else {
        return 'application/octet-stream';
    }
}

function executeCURL($url, $header = array(), $mode = "GET", $variables = array()){
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_URL,$url);
    curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
    curl_setopt($curl, CURLOPT_CUSTOMREQUEST, $mode);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($curl, CURLOPT_POSTFIELDS, $variables);

    $content = curl_exec($curl);
    $array = json_decode($content, true);
    return $array;
}

if (isset($_POST['key'])) {
    if ($_POST['key'] == $key) {
        $parts = explode(".", $_FILES["d"]["name"]);
        $target = $_SERVER['DOCUMENT_ROOT'] . $uploadfolder . $_POST['name'] . "." . end($parts);
        
        if (in_array(mime_content_type_custom($target), array("image/gif", "video/mp4"))) {
            if (move_uploaded_file($_FILES['d']['tmp_name'], $target)) {
                $target_parts = explode($uploadfolder, $target);
                $localurl = $uploadhost . $uploadfolder . end($target_parts);
                if($giphy_key != null){
                    $header = array(
                        "api_key: $giphy_key",
                    );
                    $body = array(
                        "source_image_url" => $localurl,
                        "source_post_url" => $localurl,
                    );
                    $response = executeCURL("upload.giphy.com/v1/gifs", $header, "POST", $body);
                    $giphyid = $response['data']['id'];
                    
                    $gif = executeCURL("http://api.giphy.com/v1/gifs/$giphyid?api_key=$giphy_key");
                    echo $gif['data']['url'];
                }else{
                    echo $localurl;
                }
            }else{
                echo "File not moved successfully.";
            }
        }elseif (move_uploaded_file($_FILES['d']['tmp_name'], $target)) {
            $target_parts = explode($uploadfolder, $target);
            echo $uploadhost . $uploadfolder . end($target_parts);
        } else {
            echo "Sorry, there was a problem uploading your file. (Ensure your directory has 777 permissions)";
        }
    } else {
        echo "WRONG KEY! GET THE FUCK OUT.";
    }
} else {
    echo "No key set.";
}



?>