所以，我使用 Zend 来处理我的图像上传。该脚本运行良好，但我想知道是否有一种方法可以调整正在上传的图像的大小，无论当前大小是多少。我看过 2 篇类似的帖子，但他们的代码完全不同，因此很难从他们的代码中翻译成我的。如果可能的话，我真的很想不必使用扩展，但如果必须的话，我会的。有任何想法吗？
if (isset($_POST['upload'])) {
require_once('scripter/lib.php');
//try {
$destination = 'C:\----';
$uploader = new Zend_File_Transfer_Adapter_Http();
$uploader->setDestination($destination);
$filename = $uploader->getFileName(NULL, FALSE);
$uploader->addValidator('Size', FALSE, '10000kB');
$uploader->addValidator('ImageSize', FALSE, array('minheight' => 100, 'minwidth' => 100));
//$pic = $filename;
if (!$uploader->isValid() || $errors) {
$messages = $uploader->getMessages();
} else {
//$pic = $filename;
$no_spaces = str_replace(' ', '_', $filename, $renamed);
$uploader->addValidator('Extension', FALSE, 'gif, png, jpg');
$recognized = FALSE;
if ($uploader->isValid()) {
$recognized = TRUE;
} else {
$mime = $uploader->getMimeType();
$acceptable = array('jpg' => 'image/jpeg',
'png' => 'image/png',
'gif' => 'image/gif');
$key = array_search($mime, $acceptable);
if (!$key) {
$messages[] = 'Unrecognized image type';
} else {
$no_spaces = "$no_spaces.$key";
$recognized = TRUE;
$renamed = TRUE;
}
}
$uploader->clearValidators();
if ($recognized) {
$existing = scandir($destination);
if (in_array($no_spaces, $existing)) {
$dot = strrpos($no_spaces, '.');
$base = substr($no_spaces, 0, $dot);
$extension = substr($no_spaces, $dot);
$i = 1;
do {
$no_spaces = $base . '_' . $i++ . $extension;
} while (in_array($no_spaces, $existing));
$renamed = TRUE;
}
$uploader->addFilter('Rename', array('target' => $no_spaces));
$success = $uploader->receive();
if (!$success) {
$messages = $uploader->getMessages();
} else {
//$pic = $no_spaces;
$uploaded = "$filename uploaded successfully";
$pic = $filename;
if ($renamed) {
$pic = "imgs/upld/" . $no_spaces;
$uploaded .= " and renamed $no_spaces";
//$pic = $no_spaces;
//$pic = $uploader->getFileName(NULL, FALSE);
} else {$pic = "imgs/upld/" . $filename;;}
$messages[] = "$uploaded";
//$pic = $no_spaces;
}