<?
// Example :
// $TPL = new TEMPLATE;
// $TPL->open('inv.tpl');
// $TPL->set('ADDRESS1',$TPL->str_align(57,$UADDRESS1,'l',' '));
// $TPL->get();

class TEMPLATE {
	var $file = '';
	var $vars = array();

	function open($file) {
		$this->file = file($file);
	}

	function set($name,$var,$ifnone='<span style="font-style: italic;">-None-</span>') {
		if ($name != '') {
			$this->vars[$name][0]=$var;
			$this->vars[$name][1]=$ifnone;
		}
	}

	function show() {
		$TMPVAR='';
		for ($i=0; $i<sizeof($this->file); $i++) {
			$TMPVAR=$this->file[$i];
			foreach ($this->vars as $k=>$v) {
				if ($v[1] != '' && $v[0] == '') {
					$v[0] = $v[1];
				}
				$TMPVAR = str_replace('{{'.$k.'}}',$v[0],$TMPVAR);
			}
			print $TMPVAR;
		}
	}

	function get() {
	   $RESULT = '';
	   $TMPVAR = '';
	   for ($i = 0; $i < sizeof($this->file); $i++) {
			$TMPVAR=$this->file[$i];
			foreach ($this->vars as $k=>$v) {
				if ($v[1] != '' && $v[0] == '') {
					$v[0] = $v[1];
				}
				$TMPVAR = str_replace('{{'.$k.'}}',$v[0],$TMPVAR);
			}
			$RESULT.=$TMPVAR;
		}
		return $RESULT;
	}

	function str_align($len,$str,$align,$fill) {
		$strlen = strlen($str);
		if ($strlen > $len) {
			return substr($str, 0, $len);

		} elseif (($strlen == 0) || ($len == 0)) {
			return '';

		} else {
			if (($align == 'l') || ($align == 'left')) {
				$result = $str.str_repeat($fill,($len - $strlen));

			} elseif (($align == 'r') || ($align == 'right')) {
				$result = str_repeat($fill,($len - $strlen)).$str;

			} elseif (($align == 'c') || ($align == 'center')) {
				$snm = intval(($len - $strlen) / 2);
				if (($strlen + ($snm * 2)) == $len) {
					$result = str_repeat($fill,$snm).$str;

				} else {
					$result = str_repeat($fill,$snm + 1).$str;

				}

				$result.=str_repeat($fill,$snm);
			}
			return $result;
		}
	}
}
?>