<?php

H5ai::req_once("/php/inc/Image.php");


class Thumbnail {

	private $srcAbsHref, $srcAbsPath, $width, $height, $name, $href, $path;


	public static function isUsable() {

		return Image::isUsable();
	}


	public function __construct($h5ai, $absHref, $mode, $width, $height) {

		$this->h5ai = $h5ai;
		$this->srcAbsHref = $absHref;
		$this->srcAbsPath = $this->h5ai->getRootAbsPath() . urldecode($absHref);
		$this->width = $width;
		$this->height = $height;
		$this->mode = $mode;
		$this->name = sha1("$this->srcAbsPath-$this->width-$this->height-$this->mode");
		$this->href = $this->h5ai->getH5aiAbsHref() . "cache/thumb-" . $this->name . ".jpg";
		$this->path = $this->h5ai->getRootAbsPath() . $this->href;
		$this->liveHref = $this->h5ai->api() . "?action=thumb&href=" . $this->srcAbsHref . "&width=" . $this->width . "&height=" . $this->height . "&mode=" . $this->mode;
	}


	public function create($force = 0) {

		if (
			$force === 2
			|| ($force === 1 && !file_exists($this->path))
			|| (file_exists($this->path) && filemtime($this->srcAbsPath) >= filemtime($this->path))
	   ) {
			$image = new Image();
			$image->setSource($this->srcAbsPath);
			$image->thumb($this->mode, $this->width, $this->height);
			$image->saveDest($this->path);
		}
	}


	public function getHref() {

		return $this->href;
	}


	public function getPath() {

		return $this->path;
	}


	public function getLiveHref() {

		return $this->liveHref;
	}
}

?>