<?php

class OCRJob extends Job {

	public static function jobs() { return 1; }
	public $revision;

	public function __construct($rev) {
		parent::__construct("revision:" . $rev);
		$this->revision = $rev;
	}

	public function run() {
		$ocr = OCR::find([["revision", "=", $this->revision]])->first();
		if (!$ocr) {
			$ocr = new OCR;
			$ocr->revision = $this->revision;
			$ocr->save();
		}

		$this->status("Processing");

		$rev = new Revision($this->revision);
		$pdf = $rev->getPDF();
		$text = $pdf->text()->get_text();

		print("[" . $text . "]\n");

		if ($text == "") {
			$this->status("Running OCR on PDF");
			$newpdf = new PDF($pdf->parent() . "/ocr.pdf");
			$pdf->ocr($newpdf);
			$text = $newpdf->text()->get_text();
		}

		$ocr->body = $text;
		$ocr->save();
		$j = new IndexJob($this->revision);
		$j->queue();
		$this->status("Complete");
		$this->finish();
	}
}