[pics.git] / upload.php

<?php

require_once __DIR__ . '/db.php';
require_once __DIR__ . '/auth.php';
require_once __DIR__ . '/uuid.php';

if ($_SERVER['REQUEST_METHOD'] === 'POST') {
  $user = check_auth();
  $db = get_db();
  $db->exec('BEGIN TRANSACTION');
  $post_id = uuid_v4();
  $post_time = time();
  $images = $_FILES['image'];
  $num_files = count($images['name']);
  for ($i = 0; $i < $num_files; $i++) {
    $name = $images['name'][$i];
    $mime_type = $images['type'][$i];
    $tmp_file = $images['tmp_name'][$i];
    $error = $images['error'][$i];
    if($error != '0') {
      http_response_code(400);
      die('Upload error');
    }
    $size = $images['size'][$i];
    // strip EXIF
    $img = new Imagick($tmp_file);
    // keep ICC for quality
    $profiles = $img->getImageProfiles("icc", true);
    $img->stripImage();
    if(!empty($profiles)) {
      $img->profileImage('icc', $profiles['icc']);
    }

    $file_b64 = base64_encode($img->getImageBlob());
    $pic_id = uuid_v4();
    $upload_stmt = $db->prepare('INSERT into pics values (:id, :post_id, :mime_type, :b64_bytes)');
    $upload_stmt->bindValue(':id', $pic_id);
    $upload_stmt->bindValue(':post_id', $post_id);
    $upload_stmt->bindValue(':mime_type', $mime_type);
    $upload_stmt->bindValue(':b64_bytes', $file_b64);
    $upload_stmt->execute();

    echo "<img src='data:{$mime_type};base64,{$file_b64}' alt='$name'/>";
  }

  $post_stmt = $db->prepare('INSERT into posts VALUES(:id, :user, :time)');
  $post_stmt->bindValue(':id', $post_id);
  $post_stmt->bindValue(':user', $user);
  $post_stmt->bindValue(':time', $post_time);

  $comment_stmt = $db->prepare('INSERT into comments VALUES (:id, :post_id, :body)');
  $comment_stmt->bindValue(':id', uuid_v4());
  $comment_stmt->bindValue(':post_id', $post_id);
  $comment_stmt->bindValue(':body', $_POST['comment'] ?? '');
  $comment_stmt->execute();
  $post_stmt->execute();

  $db->exec('COMMIT');
} else {
echo '
  <html>
    <body>
      <form enctype="multipart/form-data" method="POST" action="upload.php">
	<label>Pick Images:<input type="file" id="upload" name="image[]" multiple>
        </input></label>
        <br/>
        <textarea id="comment" name="comment" placeholder="Title/comment your post"></textarea>
        <br/>
	<input type="submit" value="Upload"/>
      </form>
    </body>
  </html>
';
}
Commit	Line	Data
cd757b9e JC	1	<?php
	2
	3	require_once __DIR__ . '/db.php';
	4	require_once __DIR__ . '/auth.php';
	5	require_once __DIR__ . '/uuid.php';
	6
	7	if ($_SERVER['REQUEST_METHOD'] === 'POST') {
	8	$user = check_auth();
	9	$db = get_db();
	10	$db->exec('BEGIN TRANSACTION');
	11	$post_id = uuid_v4();
	12	$post_time = time();
	13	$images = $_FILES['image'];
	14	$num_files = count($images['name']);
	15	for ($i = 0; $i < $num_files; $i++) {
	16	$name = $images['name'][$i];
	17	$mime_type = $images['type'][$i];
	18	$tmp_file = $images['tmp_name'][$i];
	19	$error = $images['error'][$i];
3220d3ad JC	20	if($error != '0') {
	21	http_response_code(400);
	22	die('Upload error');
	23	}
cd757b9e JC	24	$size = $images['size'][$i];
	25	// strip EXIF
	26	$img = new Imagick($tmp_file);
	27	// keep ICC for quality
	28	$profiles = $img->getImageProfiles("icc", true);
	29	$img->stripImage();
	30	if(!empty($profiles)) {
	31	$img->profileImage('icc', $profiles['icc']);
	32	}
	33
	34	$file_b64 = base64_encode($img->getImageBlob());
	35	$pic_id = uuid_v4();
	36	$upload_stmt = $db->prepare('INSERT into pics values (:id, :post_id, :mime_type, :b64_bytes)');
	37	$upload_stmt->bindValue(':id', $pic_id);
	38	$upload_stmt->bindValue(':post_id', $post_id);
	39	$upload_stmt->bindValue(':mime_type', $mime_type);
	40	$upload_stmt->bindValue(':b64_bytes', $file_b64);
	41	$upload_stmt->execute();
	42
	43	echo "<img src='data:{$mime_type};base64,{$file_b64}' alt='$name'/>";
	44	}
	45
	46	$post_stmt = $db->prepare('INSERT into posts VALUES(:id, :user, :time)');
	47	$post_stmt->bindValue(':id', $post_id);
	48	$post_stmt->bindValue(':user', $user);
	49	$post_stmt->bindValue(':time', $post_time);
cab93e4b JC	50
	51	$comment_stmt = $db->prepare('INSERT into comments VALUES (:id, :post_id, :body)');
	52	$comment_stmt->bindValue(':id', uuid_v4());
	53	$comment_stmt->bindValue(':post_id', $post_id);
	54	$comment_stmt->bindValue(':body', $_POST['comment'] ?? '');
	55	$comment_stmt->execute();
cd757b9e JC	56	$post_stmt->execute();
	57
	58	$db->exec('COMMIT');
	59	} else {
	60	echo '
	61	<html>
	62	<body>
	63	<form enctype="multipart/form-data" method="POST" action="upload.php">
	64	<label>Pick Images:<input type="file" id="upload" name="image[]" multiple>
	65	</input></label>
	66	<br/>
9f2fce35	67	<textarea id="comment" name="comment" placeholder="Title/comment your post"></textarea>
cd757b9e JC	68	<br/>
	69	<input type="submit" value="Upload"/>
	70	</form>
	71	</body>
	72	</html>
	73	';
	74	}