Added autoloader to plugin loader, executor improvements

plugins/executor/Operation.php

@@ -0,0 +1,87 @@
+<?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");
+
+    }
+}
+