qr.php

<?php

/*
 *
 *	QR Image Generator Bundle for Laravel
 * 
 *	This class will allow for easy manipulation and creation of QR codes
 *	@author Tony Lea
 *	@version 1.0
 *
 */

final class QR {

	/**
	 * Google API URL
	 */
	const API_URL = "https://chart.googleapis.com/chart?";

	/**
	 * Code data
	 *
	 * @var string $_data
	 */
	private $_data;

	/**
	 * Bookmark code
	 *
	 * @param string $title
	 * @param string $url
	 */
	public function bookmark($title = null, $url = null) {
		$this->_data = "MEBKM:TITLE:{$title};URL:{$url};;";
	}

	/**
	 * MECARD code
	 *
	 * @param string $name
	 * @param string $address
	 * @param string $phone
	 * @param string $email
	 */
	public function contact($name = null, $address = null, $phone = null, $email = null) {
		$this->_data = "MECARD:N:{$name};ADR:{$address};TEL:{$phone};EMAIL:{$email};;";
	}

	/**
	 * Create code with GIF, JPG, etc.
	 *
	 * @param string $type
	 * @param string $size
	 * @param string $content
	 */
	public function content($type = null, $size = null, $content = null) {
		$this->_data = "CNTS:TYPE:{$type};LNG:{$size};BODY:{$content};;";
	}

	/**
	 * Generate QR code image
	 *
	 * @param int $size
	 * @return image output
	 */
	public function draw($size = 150) {

		$url = self::API_URL . "choe=UTF-8&chs={$size}x{$size}&cht=qr&chl=" . urlencode($this->_data);
		echo '<img src="'.$url.'">';
	
	}


	/**
	 * Email address code
	 *
	 * @param string $email
	 * @param string $subject
	 * @param string $message
	 */
	public function email($email = null, $subject = null, $message = null) {
		$this->_data = "MATMSG:TO:{$email};SUB:{$subject};BODY:{$message};;";
	}

	/**
	 * Geo location code
	 *
	 * @param string $lat
	 * @param string $lon
	 * @param string $height
	 */
	public function geo($lat = null, $lon = null, $height = null) {
		$this->_data = "GEO:{$lat},{$lon},{$height}";
	}

	/**
	 * Telephone number code
	 *
	 * @param string $phone
	 */
	public function phone($phone = null) {
		$this->_data = "TEL:{$phone}";
	}

	/**
	 * SMS code
	 *
	 * @param string $phone
	 * @param string $text
	 */
	public function sms($phone = null, $text = null) {
		$this->_data = "SMSTO:{$phone}:{$text}";
	}

	/**
	 * Text code
	 *
	 * @param string $text
	 */
	public function text($text = null) {
		$this->_data = $text;
	}

	/**
	 * URL code
	 *
	 * @param string $url
	 */
	public function url($url = null) {
		$this->_data = preg_match("~^(?:f|ht)tps?://~i", $url) ? $url : "http://{$url}";
	}

	/**
	 * Wifi code
	 *
	 * @param string $type
	 * @param string $ssid
	 * @param string $password
	 */
	public function wifi($type = null, $ssid = null, $password = null) {
		$this->_data = "WIFI:T:{$type};S{$ssid};{$password};;";
	}
}
?>