imagejpg() を使用してディレクトリに画像を保存しようとしていますが、画像をディレクトリに保存する代わりに、画像のコードを画面に表示します。次のようになります。
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画像をアップロードするために使用する関数は次のとおりです。
function resize( $file, $width = 0, $height = 0, $proportional = false, $output='file', $delete_original = false, $use_linux_commands = false )
{
if ( $height <= 0 && $width <= 0 ) {
return false;
}
$info = getimagesize($file);
$image = '';
$final_width = 0;
$final_height = 0;
list($width_old, $height_old) = $info;
if ($proportional) {
if ($width == 0) $factor = $height/$height_old;
elseif ($height == 0) $factor = $width/$width_old;
else $factor = min ( $width / $width_old, $height / $height_old);
$final_width = round ($width_old * $factor);
$final_height = round ($height_old * $factor);
}
else {
$final_width = ( $width <= 0 ) ? $width_old : $width;
$final_height = ( $height <= 0 ) ? $height_old : $height;
}
switch ( $info[2] ) {
case IMAGETYPE_GIF:
$image = imagecreatefromgif($file);
break;
case IMAGETYPE_JPEG:
$image = imagecreatefromjpeg($file);
break;
case IMAGETYPE_PNG:
$image = imagecreatefrompng($file);
break;
default:
return false;
}
$image_resized = imagecreatetruecolor( $final_width, $final_height );
if ( ($info[2] == IMAGETYPE_GIF) || ($info[2] == IMAGETYPE_PNG) ) {
$trnprt_indx = imagecolortransparent($image);
// If we have a specific transparent color
if ($trnprt_indx >= 0) {
// Get the original image's transparent color's RGB values
$trnprt_color = imagecolorsforindex($image, $trnprt_indx);
// Allocate the same color in the new image resource
$trnprt_indx = imagecolorallocate($image_resized, $trnprt_color['red'], $trnprt_color['green'], $trnprt_color['blue']);
// Completely fill the background of the new image with allocated color.
imagefill($image_resized, 0, 0, $trnprt_indx);
// Set the background color for new image to transparent
imagecolortransparent($image_resized, $trnprt_indx);
}
// Always make a transparent background color for PNGs that don't have one allocated already
elseif ($info[2] == IMAGETYPE_PNG) {
// Turn off transparency blending (temporarily)
imagealphablending($image_resized, false);
// Create a new transparent color for image
$color = imagecolorallocatealpha($image_resized, 0, 0, 0, 127);
// Completely fill the background of the new image with allocated color.
imagefill($image_resized, 0, 0, $color);
// Restore transparency blending
imagesavealpha($image_resized, true);
}
}
imagecopyresampled($image_resized, $image, 0, 0, 0, 0, $final_width, $final_height, $width_old, $height_old);
if ( $delete_original ) {
if ( $use_linux_commands )
exec('rm '.$file);
else
@unlink($file);
}
switch ( strtolower($output) ) {
case 'browser':
$mime = image_type_to_mime_type($info[2]);
header("Content-type: $mime");
$output = NULL;
break;
case 'file':
$output = $file;
break;
case 'return':
return $image_resized;
break;
default:
break;
}
switch ( $info[2] ) {
case IMAGETYPE_GIF:
imagegif($image_resized, $arquivo_real);
break;
case IMAGETYPE_JPEG:
imagejpeg($image_resized, $arquivo_real);
break;
case IMAGETYPE_PNG:
imagepng($image_resized, $arquivo_real);
break;
default:
return false;
}
return true;
}
また、コードを少し変更すると、「許可が拒否されました」と表示されることがあります。すでに Chmod 0777 を試しましたが、どちらも機能していません。