php-vfxapply/plugins/executor/Operation.php

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<?php
namespace VfxApply\Plugin\Executor;
use VfxApply\Plugin;
use VfxApply\Input;
use VfxApply\Output;
use VfxApply\Preset;
class Operation
{
protected $name;
protected $info;
protected $parser;
protected $command;
protected $helper;
protected $script;
public function __construct($name, array $data)
{
$_ = function($a,$k,$d=null) { return empty($a[$k])?$d:$a[$k]; };
$this->name = $name;
$this->info = $_($data,'info');
$this->command = $_($data,'exec');
$this->helper = $_($data,'call');
$this->parser = new Parser($_($data,'parse'), $_($data,'extract'));
}
public function getName()
{
return $this->name;
}
public function getInfo()
{
return $this->info;
}
public function setScript(Script $script)
{
$this->script = $script;
}
public function execute(array $env, $dialog)
{
if ($this->helper) {
$helper = $this->script->getHelper($this->helper);
$helper->call($env);
}
if (!$this->command) {
return;
}
$cmdl = $this->script->parseVariable($this->command, $env);
//printf(" cmd: %s\n", $this->command);
//printf(" eval: %s\n", $cmdl);
$this->parser->prepareExtractors($this->script, $env);
$descr = [
0 => [ 'pipe', 'r' ],
1 => [ 'pipe', 'w' ],
2 => [ 'pipe', 'w' ]
];
echo "Exec: ".$cmdl."\n";
$proc = proc_open($cmdl, $descr, $pipes);
$tot = (int)$env['frames']-1;
printf("\r%s [%s]", $this->info, $this->name);
$this->parser->parse($pipes, function ($status) use ($tot, $dialog) {
$curr = (int)$status['frame'];
$pc = min(100,100/$tot*$curr);
$dialog->setProgress($pc);
$out = sprintf("%s [%s]: %.1f%%", $this->info, $this->name, $pc);
$dialog->setText($out);
echo "\r{$out}";
});
proc_close($proc);
printf("\n");
}
}