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126 lines
3.5 KiB
126 lines
3.5 KiB
<?php
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$target_dir = "uploads";
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$url = "https://yourdomain.com";
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$target_file = $target_dir."/".basename($_FILES["fileToUpload"]["name"]);
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$img_sizes=array(400,600,800);
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$imageFileType = strtolower(pathinfo($target_file,PATHINFO_EXTENSION));
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// Only run if it's post data
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if(isset($_POST["submit"])) {
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// Authenticate-ish
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$images_salt=trim(file_get_contents("../../salt"));
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$post_salt=trim($_POST["post_salt"]);
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if ($images_salt != $post_salt ){
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die ("No");
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}
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// Make sure it is an image
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$check = getimagesize($_FILES["fileToUpload"]["tmp_name"]);
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if($check == false) {
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echo "No";
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die();
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}
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// Check file size (10 MB)
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if ($_FILES["fileToUpload"]["size"] > 10000000) {
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echo "No.";
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die();
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}
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// Allow certain file formats
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if($imageFileType != "jpg" && $imageFileType != "png" && $imageFileType != "jpeg") {
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echo "No.";
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die();
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}
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// if everything is ok proceed
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$img=new Imagick($_FILES['fileToUpload']['tmp_name']);
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$head="<!DOCTYPE html>
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<html>
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<head>
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<title>Image Shot!</title>
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<meta name='viewport' content='width=device-width, initial-scale=1' />
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</head>
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<body>";
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$foot="</body>
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</html>";
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print $head;
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// Do the resizing routine
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$img_width=$img->getImageWidth();
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// Unique filename
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$salt=date('U');
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$target_filename=md5($new_image_name.$salt
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for ( $i=0; $i<count($img_sizes); $i++ ) {
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if ($img_width > $img_sizes[$i] ){
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$img->adaptiveResizeImage($img_sizes[$i],$img_sizes[$i],TRUE);
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}
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else { next; }
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// Tmp file name
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$new_image_name=$_FILES['fileToUpload']['tmp_name']."_$i";
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// Strip exif data
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$orientation = $img->getImageOrientation();
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$img->stripImage();
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$img=autorotate($img);
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// Save it
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$img->writeImage($new_image_name);
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if (copy($new_image_name, "$target_dir/$target_filename-".$img_sizes[$i].".$imageFileType")) {
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print "<img src='$url/$target_dir/$target_filename-".$img_sizes[$i].".$imageFileType' /><p />\n";
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print "<input type=text size=100 value='<img src=\"$url/$target_dir/$target_filename-".$img_sizes[$i].".$imageFileType\" />'/><br />\n";
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print "<input type=text size=100 value='![]($url/$target_dir/$target_filename-".$img_sizes[$i].".$imageFileType)'/><p />\n";
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} else {
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echo "Blerch. Something broke.<br />";
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}
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unlink ($new_image_name);
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imagedestroy($img);
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$img = new Imagick($_FILES['fileToUpload']['tmp_name']);
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}
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unlink ($_FILES['fileToUpload']['tmp_name']);
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print $foot;
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}
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// Orient it correctly
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function autorotate(Imagick $img)
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{
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switch ($img->getImageOrientation()) {
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case Imagick::ORIENTATION_TOPLEFT:
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break;
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case Imagick::ORIENTATION_TOPRIGHT:
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$img->flopImage();
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break;
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case Imagick::ORIENTATION_BOTTOMRIGHT:
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$img->rotateImage("#000", 180);
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break;
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case Imagick::ORIENTATION_BOTTOMLEFT:
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$img->flopImage();
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$img->rotateImage("#000", 180);
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break;
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case Imagick::ORIENTATION_LEFTTOP:
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$img->flopImage();
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$img->rotateImage("#000", -90);
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break;
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case Imagick::ORIENTATION_RIGHTTOP:
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$img->rotateImage("#000", 90);
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break;
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case Imagick::ORIENTATION_RIGHTBOTTOM:
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$img->flopImage();
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$img->rotateImage("#000", 90);
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break;
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case Imagick::ORIENTATION_LEFTBOTTOM:
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$img->rotateImage("#000", -90);
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break;
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default: // Invalid orientation
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break;
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}
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$img->setImageOrientation(Imagick::ORIENTATION_TOPLEFT);
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return $img;
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}
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?>
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