Files
handbrake-cluster-webui/source/lib/RippingCluster/Source/Plugin/HandBrake.class.php

237 lines
10 KiB
PHP

<?php
class RippingCluster_Source_Plugin_HandBrake extends RippingCluster_PluginBase implements RippingCluster_Source_IPlugin {
/**
* Name of this plugin
*
* @var string
*/
const PLUGIN_NAME = "HandBrake";
const PM_TITLE = 0;
const PM_CHAPTER = 1;
const PM_AUDIO = 2;
const PM_SUBTITLE = 3;
/**
* Returns a list of all Sources discovered by this plugin.
*
* The sources are not scanned until specifically requested.
*
* @return array(RippingCluster_Source)
*/
public static function enumerate() {
$config = RippingCluster_Main::instance()->config();
$directories = $config->get('source.handbrake.dir');
$sources = array();
foreach ($directories as $directory) {
if (!is_dir($directory)) {
throw new RippingCluster_Exception_InvalidSourceDirectory($directory);
}
$iterator = new RippingCluster_Utility_DvdDirectoryIterator(new RippingCluster_Utility_VisibleFilesIterator(new DirectoryIterator($directory)));
foreach ($iterator as /** @var SplFileInfo */ $source_vts) {
$sources[] = self::load($source_vts->getPathname(), false);
}
}
return $sources;
}
/**
* Creates an object to represent the given source.
*
* The source is not actually scanned unless specifically requested.
* An unscanned object cannot be used until it has been manually scanned.
*
* If requested, the source can be cached to prevent high load, and long scan times.
*
* @param string $source_filename Filename of the source
* @param bool $scan Request that the source be scanned for content. Defaults to true.
* @param bool $use_cache Request that the cache be used. Defaults to true.
* @return RippingCluster_Source
*/
public static function load($source_filename, $scan = true, $use_cache = true) {
$cache = RippingCluster_Main::instance()->cache();
// Ensure the source is a valid directory, and lies below the configured source_dir
if ( ! self::isValidSource($source_filename)) {
return new RippingCluster_Source($source_filename, self::name(), false);
}
$source = null;
if ($use_cache && $cache->exists($source_filename)) {
$source = unserialize($cache->fetch($source_filename));
} else {
$source = new RippingCluster_Source($source_filename, self::name(), true);
if ($scan) {
$source_shell = escapeshellarg($source_filename);
$handbrake_cmd = "HandBrakeCLI -i {$source_shell} -t 0";
list($retval, $handbrake_output, $handbrake_error) = RippingCluster_ForegroundTask::execute($handbrake_cmd);
// Process the output
$lines = explode("\n", $handbrake_error);
$title = null;
$mode = self::PM_TITLE;
foreach ($lines as $line) {
// Skip any line that doesn't begin with a + (with optional leading whitespace)
if ( ! preg_match('/\s*\+/', $line)) {
continue;
}
$matches = array();
switch (true) {
case preg_match('/^\+ title (?P<id>\d+):$/', $line, $matches): {
if ($title) {
$source->addTitle($title);
}
$mode = self::PM_TITLE;
$title = new RippingCluster_Rips_SourceTitle($matches['id']);
} break;
case $title && preg_match('/^ \+ chapters:$/', $line): {
$mode = self::PM_CHAPTER;
} break;
case $title && preg_match('/^ \+ audio tracks:$/', $line): {
$mode = self::PM_AUDIO;
} break;
case $title && preg_match('/^ \+ subtitle tracks:$/', $line): {
$mode = self::PM_SUBTITLE;
} break;
case $title && $mode == self::PM_TITLE && preg_match('/^ \+ duration: (?P<duration>\d+:\d+:\d+)$/', $line, $matches): {
$title->setDuration($matches['duration']);
} break;
case $title && $mode == self::PM_TITLE && preg_match('/^ \+ angle\(s\) (?P<angles>\d+)$/', $line, $matches): {
$title->setAngles($matches['angles']);
} break;
//" + size: 720x576, pixel aspect: 64/45, display aspect: 1.78, 25.000 fps"
case $title && $mode == self::PM_TITLE && preg_match('/^ \+ size: (?P<width>\d+)x(?P<height>\d+), pixel aspect: (?P<pixel_aspect>\d+\/\d+), display aspect: (?P<display_aspect>[\d\.]+), (?<framerate>[\d\.]+) fps$/', $line, $matches): {
$title->setDisplayInfo(
$matches['width'], $matches['height'], $matches['pixel_aspect'],
$matches['display_aspect'], $matches['framerate']
);
} break;
case $title && $mode == self::PM_TITLE && preg_match('/^ \+ autocrop: (?P<autocrop>(?:\d+\/?){4})$/', $line, $matches): {
$title->setAutocrop($matches['autocrop']);
} break;
case $title && $mode == self::PM_CHAPTER && preg_match('/^ \+ (?P<id>\d+): cells \d+->\d+, \d+ blocks, duration (?P<duration>\d+:\d+:\d+)$/', $line, $matches): {
$title->addChapter($matches['id'], $matches['duration']);
} break;
case $title && $mode == self::PM_AUDIO && preg_match('/^ \+ (?P<id>\d+), (?P<name>.+) \((?P<format>.+)\) \((?P<channels>(.+ ch|Dolby Surround))\) \((?P<language>.+)\), (?P<samplerate>\d+)Hz, (?P<bitrate>\d+)bps$/', $line, $matches): {
$title->addAudioTrack(
new RippingCluster_Rips_SourceAudioTrack(
$matches['id'], $matches['name'], $matches['format'], $matches['channels'],
$matches['language'], $matches['samplerate'], $matches['bitrate']
)
);
} break;
case $title && $mode == self::PM_SUBTITLE && preg_match('/^ \+ (?P<id>\d+), (?P<name>.+) \((?P<language>.+)\) \((?P<format>.+)\)$/', $line, $matches): {
$title->addSubtitleTrack(
new RippingCluster_Rips_SourceSubtitleTrack(
$matches['id'], $matches['name'], $matches['language'], $matches['format']
)
);
} break;
default: {
// Ignore this unmatched line
} break;
}
}
// Handle the last title found as a special case
if ($title) {
$source->addTitle($title);
}
// If requested, store the new source object in the cache
if ($use_cache) {
$source->cache();
}
}
}
return $source;
}
/**
* Creates an object to represent the given source using an encoded filename.
*
* Wraps the call to load the source after the filename has been decoded.
*
* @param string $encoded_filename Encoded filename of the source
* @param bool $scan Request that the source be scanned for content. Defaults to true.
* @param bool $use_cache Request that the cache be used. Defaults to true.
* @return RippingCluster_Source
*
* @see RippingCluster_Source_IPlugin::load()
*/
public static function loadEncoded($encoded_filename, $scan = true, $use_cache = true) {
// Decode the filename
$source_filename = base64_decode(str_replace('-', '/', $encoded_filename));
return self::load($source_filename, $scan, $use_cache);
}
/**
* Determins if a filename is a valid source loadable using this plugin
*
* @param string $source_filename Filename of the source
* @return bool
*/
public static function isValidSource($source_filename) {
$config = RippingCluster_Main::instance()->config();
// Ensure the source is a valid directory, and lies below the configured source_dir
if ( ! is_dir($source_filename)) {
return false;
}
$real_source_filename = realpath($source_filename);
// Check all of the source directories specified in the config
$source_directories = $config->get('source.handbrake.dir');
foreach ($source_directories as $source_basedir) {
$real_source_basedir = realpath($source_basedir);
if (substr($real_source_filename, 0, strlen($real_source_basedir)) == $real_source_basedir) {
return true;
}
}
return false;
}
/**
* Permanently deletes the given source from disk
*
* @param RippingCluster_Source $source Source object to be deleted
* @return bool
*/
public static function delete($source_filename) {
if ( ! self::isValidSource($source_filename)) {
return false;
}
return RippingCluster_Main::rmdir_recursive($source_filename);
}
}
?>