public static function Temporary($directory, $extension = DEFAULT_EXTENSION, $create = false)
{
$directory = Dir::StripTrailingSlash($directory);
if (!is_dir($directory)) {
throw new BaseException('Not a directory', $directory);
}
do {
$filename = '';
for ($i = 0; $i < 10; $i++) {
$filename .= self::$temp_file_chars[array_rand(self::$temp_file_chars)];
}
$filename = "{$directory}/{$filename}.{$extension}";
} while (file_exists($filename));
if ($create) {
self::Create($filename);
}
return $filename;
}
function tbxGlobalSettingsSave()
{
Privileges::CheckSuper();
$si = ServerInfo::GetCached();
$required = array('site_name' => 'Site Name', 'meta_description' => 'Meta Description', 'meta_keywords' => 'Meta Keywords', 'document_root' => 'Document Root', 'base_url' => 'TubeX URL', 'cookie_domain' => 'Cookie Domain', 'cookie_path' => 'Cookie Path', 'email_address' => 'E-mail Address', 'email_name' => 'E-mail Name', 'date_format' => 'Date Format', 'time_format' => 'Time Format', 'dec_point' => 'Decimal Point', 'thousands_sep' => 'Thousands Separator', 'video_extensions' => 'File Extensions');
switch (Request::Get('mailer')) {
case Mailer::SMTP:
$required['smtp_hostname'] = 'SMTP Hostname';
$required['smtp_port'] = 'SMTP Port';
break;
case Mailer::SENDMAIL:
$required['sendmail_path'] = 'Sendmail Path';
break;
}
$v = Validator::Get();
foreach ($required as $field => $label) {
$v->Register(Request::Get($field), Validator_Type::NOT_EMPTY, 'The ' . $label . ' field is required');
}
if (!$v->Validate()) {
$output['message'] = 'Settings could not be saved; please fix the following items';
$output['errors'] = $v->GetErrors();
return JSON::Failure($output);
}
unset($_REQUEST['r']);
// Setup mcf file for VP6 encoding
if ($_REQUEST['video_format'] == Video_Converter::FORMAT_VP6 && preg_match('~^[0-9]+$~', $_REQUEST['video_bitrate'])) {
$fp = fopen(INCLUDES_DIR . '/vp6.mcf', 'r+');
fseek($fp, 0x14);
fwrite($fp, pack('s', $_REQUEST['video_bitrate']));
fclose($fp);
}
$_REQUEST['max_upload_size'] = Format::BytesToString(min(Format::StringToBytes($si->php_settings[ServerInfo::PHP_UPLOAD_MAX_FILESIZE]), Format::StringToBytes($_REQUEST['max_upload_size'])));
$_REQUEST['document_root'] = Dir::StripTrailingSlash($_REQUEST['document_root']);
$_REQUEST['base_url'] = Dir::StripTrailingSlash($_REQUEST['base_url']);
$_REQUEST['base_uri'] = parse_url($_REQUEST['base_url'], PHP_URL_PATH);
$_REQUEST['template_uri'] = $_REQUEST['base_uri'] . '/templates/' . $_REQUEST['template'];
if (Config::Get('template') != $_REQUEST['template']) {
tbxTemplateCacheFlush(true);
TemplateRecompileAll(BASE_DIR . '/templates/' . $_REQUEST['template']);
}
ServerInfo::Get(true);
Config::Save($_REQUEST);
JSON::Success('Global software settings have been saved');
}
public static function Resize($image, $size, $quality, $directory, $coords = null)
{
$si = ServerInfo::GetCached();
$directory = Dir::StripTrailingSlash($directory);
$letterbox = Config::Get('flag_letterbox');
$resized = $directory . '/' . basename($image);
list($dst_width, $dst_height) = explode('x', $size);
// See if image is already the correct size
$imgsize = @getimagesize($image);
if ($imgsize === false) {
return null;
} else {
if (empty($coords) && $imgsize[0] <= $dst_width && $imgsize[1] <= $dst_height) {
copy($image, $resized);
return $resized;
}
}
$src_width = $imgsize[0];
$src_height = $imgsize[1];
$src_aspect = $src_width / $src_height;
$dst_aspect = $dst_width / $dst_height;
// Get crop information if $coords was supplied
// Generally only occurs when image is extracted from a HTML image map
$crop = $crop_x = $crop_y = $crop_width = $crop_height = null;
if (!empty($coords)) {
$crop = explode(',', str_replace(' ', '', $coords));
// Currently only supporting rect
if (count($crop) == 4) {
$crop_x = $crop[0];
$crop_y = $crop[1];
$crop_width = $crop[2] - $crop_x;
$crop_height = $crop[3] - $crop_y;
$src_aspect = $crop_width / $crop_height;
}
}
// Resize with ImageMagick (preferred)
if (!$si->shell_exec_disabled && $si->binaries[ServerInfo::BIN_CONVERT]) {
if ($letterbox) {
shell_exec($si->binaries[ServerInfo::BIN_CONVERT] . ' ' . escapeshellarg($image) . ' ' . (!empty($crop) ? '-crop ' . escapeshellarg($crop_width . 'x' . $crop_height . '!+' . $crop_x . '+' . $crop_y) . ' ' : '') . '-resize ' . $size . ' ' . '-modulate 110,102,100 ' . '-unsharp 1.5x1.2+1.0+0.10 ' . '-enhance ' . '-size ' . $size . ' ' . 'xc:black ' . '+swap ' . '-gravity center ' . '-quality ' . $quality . ' ' . '-format jpeg ' . '-composite ' . escapeshellarg($resized));
} else {
$recrop = null;
if ($src_aspect > $dst_aspect) {
$recrop = '-gravity center -crop ' . escapeshellarg(round($src_height * $dst_aspect) . 'x' . $src_height . '+0+0') . ' ';
} else {
if ($src_aspect < $dst_aspect) {
$recrop = '-gravity center -crop ' . escapeshellarg($src_width . 'x' . round($src_width / $dst_aspect) . '+0+0') . ' ';
}
}
shell_exec($si->binaries[ServerInfo::BIN_CONVERT] . ' ' . escapeshellarg($image) . ' ' . (!empty($crop) ? '-crop ' . escapeshellarg($crop_width . 'x' . $crop_height . '!+' . $crop_x . '+' . $crop_y) . ' ' : '') . (!empty($recrop) ? $recrop : '') . '-resize ' . $size . ' ' . '-modulate 110,102,100 ' . '-unsharp 1.5x1.2+1.0+0.10 ' . '-enhance ' . '-quality ' . $quality . ' ' . '-format jpeg ' . escapeshellarg($resized));
}
return $resized;
} else {
if ($si->php_extensions[ServerInfo::EXT_GD]) {
if ($crop) {
$temp_src = imagecreatefromjpeg($image);
$src = imagecreatetruecolor($crop_width, $crop_height);
imagecopy($src, $temp_src, 0, 0, $crop_x, $crop_y, $crop_width, $crop_height);
imagedestroy($temp_src);
} else {
$src = imagecreatefromjpeg($image);
}
$new_width = $dst_width;
$new_height = $dst_height;
$dst_x = 0;
$dst_y = 0;
if ($src_aspect > $dst_aspect) {
$new_height = round($dst_width * $src_height / $src_width);
$dst_y = ($dst_height - $new_height) / 2;
} else {
if ($src_aspect < $dst_aspect) {
$new_width = round($dst_height * $src_width / $src_height);
$dst_x = ($dst_width - $new_width) / 2;
}
}
$dst = imagecreatetruecolor($dst_width, $dst_height);
$black = imagecolorallocate($dst, 0, 0, 0);
imagefill($dst, 0, 0, 0);
imagecopyresampled($dst, $src, $dst_x, $dst_y, 0, 0, $new_width, $new_height, $src_width, $src_height);
imagejpeg($dst, $resized, $quality);
imagedestroy($src);
imagedestroy($dst);
return $resized;
}
}
return $image;
}
private static function ConvertToMp4($vi, $filename, $directory, $vbitrate, $abitrate, $scale, $callback)
{
$tools = Video_Tools::Get();
$vbitrate = ($vbitrate <= 40 ? 'crf=' : 'ratetol=1.0:bitrate=') . $vbitrate;
$tmp_file = File::Temporary($directory, self::EXTENSION_AVI);
$cmd = (!empty($tools->nice) ? $tools->nice . ' ' : '') . $tools->mencoder . ' ' . escapeshellarg($filename) . ' ' . '-o ' . escapeshellarg($tmp_file) . ' ' . '-sws 9 ' . '-noskip ' . '-ovc x264 ' . '-x264encopts ' . escapeshellarg($vbitrate . ':bframes=1:me=umh:partitions=all:trellis=1:qp_step=4:qcomp=0.7:direct_pred=auto:keyint=300:threads=' . self::THREADS) . ' ' . '-vf ' . escapeshellarg((!empty($scale) ? $scale . ',' : '') . 'harddup') . ' ' . ($vi->has_audio ? '-oac faac -faacopts ' . escapeshellarg('br=' . $abitrate . ':mpeg=4:object=2') . ' -channels ' . self::CHANNELS_AAC . ' -srate ' . self::SAMPLE_RATE_AAC . ' ' : ' -nosound ') . '-ofps ' . escapeshellarg($vi->video_fps);
if (self::ExecuteCmdAsync($cmd, $callback)) {
File::Delete($tmp_file);
throw new BaseException('Video conversion was interrupted by user request');
}
// Verify video file generated
if (filesize($tmp_file) == 0) {
File::Delete($tmp_file);
throw new BaseException('Unable to convert video file to H.264/AAC MP4', $filename, $output);
}
// Get the filenames of the extracted raw streams
$directory = Dir::StripTrailingSlash($directory);
$basename = basename($tmp_file, '.' . self::EXTENSION_AVI);
$videofile = $directory . '/' . $basename . '_video.h264';
$audiofile_raw = $directory . '/' . $basename . '_audio.raw';
$audiofile = $directory . '/' . $basename . '_audio.aac';
// Extract the raw streams
$cmd = (!empty($tools->nice) ? $tools->nice . ' ' : '') . $tools->mp4box . ' -aviraw video ' . escapeshellarg($tmp_file) . ' 2>&1';
self::Log($cmd);
$output = shell_exec($cmd);
self::Log($output);
if (!file_exists($videofile)) {
File::Delete($tmp_file);
throw new BaseException('Unable to extract video from file using MP4Box', $videofile, $output);
}
$output_file = File::Temporary($directory, self::EXTENSION_MP4);
// Process video files that do have an audio stream
if ($vi->has_audio) {
$cmd = (!empty($tools->nice) ? $tools->nice . ' ' : '') . $tools->mp4box . ' -aviraw audio ' . escapeshellarg($tmp_file) . ' 2>&1';
self::Log($cmd);
$output = shell_exec($cmd);
self::Log($output);
if (!file_exists($audiofile_raw)) {
File::Delete($tmp_file);
File::Delete($videofile);
throw new BaseException('Unable to extract audio from file using MP4Box', $audiofile_raw, $output);
}
rename($audiofile_raw, $audiofile);
$cmd = (!empty($tools->nice) ? $tools->nice . ' ' : '') . $tools->mp4box . ' -add ' . escapeshellarg($videofile) . ' -add ' . escapeshellarg($audiofile) . ' -fps ' . escapeshellarg($vi->video_fps) . ' -inter 500 ' . escapeshellarg($output_file) . ' 2>&1';
self::Log($cmd);
$output = shell_exec($cmd);
self::Log($output);
File::Delete($audiofile);
} else {
$cmd = (!empty($tools->nice) ? $tools->nice . ' ' : '') . $tools->mp4box . ' -add ' . escapeshellarg($videofile) . ' -fps ' . escapeshellarg($vi->video_fps) . ' -inter 500 ' . escapeshellarg($output_file) . ' 2>&1';
self::Log($cmd);
$output = shell_exec($cmd);
self::Log($output);
}
// Remove temporary files
File::Delete($tmp_file);
File::Delete($videofile);
if (!file_exists($output_file)) {
throw new BaseException('Unable to generate MP4 file using MP4Box', $output_file, $output);
}
return $output_file;
}
public function MoveFiles($src, $dest, $extension)
{
$src = Dir::StripTrailingSlash($src);
$dest = Dir::StripTrailingSlash($dest);
$dest_files = array();
$files = preg_grep('~\\.' . $extension . '$~i', scandir($src));
foreach ($files as $file) {
rename("{$src}/{$file}", "{$dest}/{$file}");
$dest_files[] = "{$dest}/{$file}";
}
return $dest_files;
}
