<?php
/// This class is designed around the FREE Text Marketer SMS API, you need to sign up
/// here to use it http://www.textmarketer.co.uk/free-bulk-sms-software.htm
/// ProcessDeliveryReport allows you to access and/or find the outcome of a given message send for the date specifed by setReportDate
/// Examples of use shown below
/// Nick Rich 30/05/09 
/// Text Marketer Ltd


/////// Main Class //////////

class ProcessDeliveryReport {
	private $dir;
	private static $REPORT_URL = "http://www.textmarketer.biz/DeliveryReports/";
	private $data;
	private $lines;

	function __construct($dir) {
		// Your delivery report url such as "jfjfij596tghg85" include no / slashes
		// You can find the directory in your system under delivery reports and the green ?

		$this->dir = self::$REPORT_URL . $dir;
	}

	
	public function setReportDate($the_date) {
		// Use this function first to set the reporting date you wish to examine
		// $the_Date in DD-MM-YY format "07-09-09" or "today"

		if ($the_date == "today")
			$filename = $this->dir . "/GatewayAPI_" . date ( "d-m-y", time () ) . ".csv";
		else {

			if (count ( explode ( "-", $the_date ) ) < 3)
				return false; // probably wrong fromat
			list ( $day, $month, $year ) = explode ( "-", $the_date );
			$filename = $this->dir . "/GatewayAPI_$day-$month-$year.csv";
		}

		if ($this->data = file_get_contents ( $filename )) {
			$this->lines = explode ( "\r\n", $this->data );
			return true;
		} else
			return false;

	}

	
	public function getWholeReport() {
		// returns the whole file
		return $this->data;
	}

	
	public function findNumber($number, $status = false) {
		// $number is mobile number in international format for example 44777777777
		// $status (optional)  status can be "d","f","r" for delivered, failed or rejected 

		if ($status) {
			switch (strtoupper ( $status )) {
				case "D" :
					$status = "DELIVERED";
					break;
				case "F" :
					$status = "FAILED";
					break;
				case "R" :
					$status = "REJECTED";
					break;
				default :
					$status = false;
			}
		}
		$found = false;

		foreach ( $this->lines as $line ) {
			if (! $status) {
				if (strstr ( $line, $number ) !== false)
					$found [] = $this->lineFormat ( $line );
				// dont break as there could be more than one instance of the number during the day
			} else if (strstr ( $line, $number ) !== false and strstr ( $line, $status ) !== false)
				$found [] = $this->lineFormat ( $line );
		}
		return $found; // return an array of the number keyed array
	}
	

	public function getNextLineArray() // returns a keyed array of each line in the report
        {
		$current_arr = each ( $this->lines );
		return $this->lineFormat ( $current_arr ['value'] );
	}

	
	/// PRIVATE FUNCTIONS ////
	
	private function lineFormat($line) {
		list ( $d, $m, $id, $s ) = explode ( ",", $line );
		return array ("delivered" => $d, "mobile number" => $m, "message status" => $s );
	}

}


/*
 EXAMPLE OF USE


$reports = new ProcessDeliveryReport ( "Kt65CZMtxlIiEU328ilCBgC38" );
if ($reports->setReportDate ( "20-05-09" ))
	print_r ( $reports->findNumber ( "44777777777", "r" ) );
else echo "Not found";
 */

?>