First Commit

include/barcode/s25.barcode.php

@@ -0,0 +1,117 @@
+<?php
+if(!defined('IN_CB'))die('You are not allowed to access to this page.');
+
+/**
+ * s25.php
+ *--------------------------------------------------------------------
+ *
+ * Sub-Class - Standard 2 of 5
+ * 
+ * NOTE: It is really tough to read this barcode !
+ *
+ *--------------------------------------------------------------------
+ * Revision History
+ * V1.00	17 jun	2004	Jean-Sebastien Goupil
+ *--------------------------------------------------------------------
+ * Copyright (C) Jean-Sebastien Goupil
+ * http://other.lookstrike.com/barcode/
+ */
+class s25 extends BarCode {
+	protected $keys = array(), $code = array();
+	protected $text;
+	protected $textfont;
+	private $checksum;
+
+	/**
+	 * Constructor
+	 *
+	 * @param int $maxHeight
+	 * @param FColor $color1
+	 * @param FColor $color2
+	 * @param int $res
+	 * @param string $text
+	 * @param int $textfont
+	 * @param bool $checksum
+	 */
+	public function __construct($maxHeight,FColor $color1,FColor $color2,$res,$text,$textfont,$checksum=false) {
+		BarCode::__construct($maxHeight,$color1,$color2,$res);
+		$this->keys = array('0','1','2','3','4','5','6','7','8','9');
+		$this->code = array(
+			'0000202000',	/* 0 */
+			'2000000020',	/* 1 */
+			'0020000020',	/* 2 */
+			'2020000000',	/* 3 */
+			'0000200020',	/* 4 */
+			'2000200000',	/* 5 */
+			'0020200000',	/* 6 */
+			'0000002020',	/* 7 */
+			'2000002000',	/* 8 */
+			'0020002000'	/* 9 */
+		);
+		$this->setText($text);
+		$this->textfont = $textfont;
+		$this->checksum = $checksum;
+	}
+
+	/**
+	 * Saves Text
+	 *
+	 * @param string $text
+	 */
+	public function setText($text) {
+		$this->text = $text;
+	}
+
+	/**
+	 * Draws the barcode
+	 *
+	 * @param ressource $im
+	 */
+	public function draw($im) {
+		$error_stop = false;
+
+		// Checking if all chars are allowed
+		for($i=0;$i<strlen($this->text);$i++) {
+			if(!is_int(array_search($this->text[$i],$this->keys))) {
+				$this->DrawError($im,'Char \''.$this->text[$i].'\' not allowed.');
+				$error_stop = true;
+			}
+		}
+		if($error_stop == false) {
+			// Must be even
+			if(strlen($this->text) % 2 != 0 && $this->checksum == false) {
+				$this->DrawError($im,'s25 must be even if checksum is false.');
+				$error_stop = true;
+			}
+			elseif(strlen($this->text) % 2 == 0 && $this->checksum == true) {
+				$this->DrawError($im,'s25 must be odd if checksum is true.');
+				$error_stop = true;
+			}
+			if($error_stop == false) {
+				// We calculate checksum first
+				// Odd Position has a weight of 1, Even Position has a weight of 3
+				// Multiply to position
+				// Sum all of that and mod 10
+				if($this->checksum == true) {
+					$checksum = 0;
+					for($i=1;$i<=strlen($this->text);$i++) {
+						$multiplier = (($i-1) % 2 != 0)?1:3;
+						$checksum += $i*$multiplier;
+					}
+					$this->text .= $this->keys[$checksum % 10];
+				}
+				// Starting Code
+				$this->DrawChar($im,'101000',1);
+				// Chars
+				for($i=0;$i<strlen($this->text);$i++)
+					$this->DrawChar($im,$this->findCode($this->text[$i]),1);
+				// Ending Code
+				$this->DrawChar($im,'10001',1);
+				$this->lastX = $this->positionX;
+				$this->lastY = $this->maxHeight;
+				$this->DrawText($im);
+			}
+		}
+	}
+};
+?>