From dd018257e73d9e5c57938b1e15c7ccc0f2fff4b8 Mon Sep 17 00:00:00 2001
From: Frank Wuerthwein <fkw@ucsd.edu>
Date: Fri, 6 Feb 2009 23:05:27 +0000
Subject: BinaryFile over XMLHttpRequest

---
 binaryajax.js | 235 ----------------------------------------------------------
 1 file changed, 235 deletions(-)
 delete mode 100644 binaryajax.js

(limited to 'binaryajax.js')

diff --git a/binaryajax.js b/binaryajax.js
deleted file mode 100644
index f674d9c..0000000
--- a/binaryajax.js
+++ /dev/null
@@ -1,235 +0,0 @@
-
-/*
- * Binary Ajax 0.1.5
- * Copyright (c) 2008 Jacob Seidelin, cupboy@gmail.com, http://blog.nihilogic.dk/
- * MIT License [http://www.opensource.org/licenses/mit-license.php]
- */
-
-
-var BinaryFile = function(strData, iDataOffset, iDataLength) {
-	var data = strData;
-	var dataOffset = iDataOffset || 0;
-	var dataLength = 0;
-
-	this.getRawData = function() {
-		return data;
-	}
-
-	if (typeof strData == "string") {
-		dataLength = iDataLength || data.length;
-
-		this.getByteAt = function(iOffset) {
-			return data.charCodeAt(iOffset + dataOffset) & 0xFF;
-		}
-	} else if (typeof strData == "unknown") {
-		dataLength = iDataLength || IEBinary_getLength(data);
-
-		this.getByteAt = function(iOffset) {
-			return IEBinary_getByteAt(data, iOffset + dataOffset);
-		}
-	}
-
-	this.getLength = function() {
-		return dataLength;
-	}
-
-	this.getSByteAt = function(iOffset) {
-		var iByte = this.getByteAt(iOffset);
-		if (iByte > 127)
-			return iByte - 256;
-		else
-			return iByte;
-	}
-
-	this.getShortAt = function(iOffset, bBigEndian) {
-		var iShort = bBigEndian ?
-			(this.getByteAt(iOffset) << 8) + this.getByteAt(iOffset + 1)
-			: (this.getByteAt(iOffset + 1) << 8) + this.getByteAt(iOffset)
-		if (iShort < 0) iShort += 65536;
-		return iShort;
-	}
-	this.getSShortAt = function(iOffset, bBigEndian) {
-		var iUShort = this.getShortAt(iOffset, bBigEndian);
-		if (iUShort > 32767)
-			return iUShort - 65536;
-		else
-			return iUShort;
-	}
-	this.getLongAt = function(iOffset, bBigEndian) {
-		var iByte1 = this.getByteAt(iOffset),
-			iByte2 = this.getByteAt(iOffset + 1),
-			iByte3 = this.getByteAt(iOffset + 2),
-			iByte4 = this.getByteAt(iOffset + 3);
-
-		var iLong = bBigEndian ?
-			(((((iByte1 << 8) + iByte2) << 8) + iByte3) << 8) + iByte4
-			: (((((iByte4 << 8) + iByte3) << 8) + iByte2) << 8) + iByte1;
-		if (iLong < 0) iLong += 4294967296;
-		return iLong;
-	}
-	this.getSLongAt = function(iOffset, bBigEndian) {
-		var iULong = this.getLongAt(iOffset, bBigEndian);
-		if (iULong > 2147483647)
-			return iULong - 4294967296;
-		else
-			return iULong;
-	}
-	this.getStringAt = function(iOffset, iLength) {
-		var aStr = [];
-		for (var i=iOffset,j=0;i<iOffset+iLength;i++,j++) {
-			aStr[j] = String.fromCharCode(this.getByteAt(i));
-		}
-		return aStr.join("");
-	}
-
-	this.getCharAt = function(iOffset) {
-		return String.fromCharCode(this.getByteAt(iOffset));
-	}
-	this.toBase64 = function() {
-		return window.btoa(data);
-	}
-	this.fromBase64 = function(strBase64) {
-		data = window.atob(strBase64);
-	}
-}
-
-
-var BinaryAjax = (function() {
-
-	function createRequest() {
-		var oHTTP = null;
-		if (window.XMLHttpRequest) {
-			oHTTP = new XMLHttpRequest();
-		} else if (window.ActiveXObject) {
-			oHTTP = new ActiveXObject("Microsoft.XMLHTTP");
-		}
-		return oHTTP;
-	}
-
-	function getHead(strURL, fncCallback, fncError) {
-		var oHTTP = createRequest();
-		if (oHTTP) {
-			if (fncCallback) {
-				if (typeof(oHTTP.onload) != "undefined") {
-					oHTTP.onload = function() {
-						if (oHTTP.status == "200") {
-							fncCallback(this);
-						} else {
-							if (fncError) fncError();
-						}
-						oHTTP = null;
-					};
-				} else {
-					oHTTP.onreadystatechange = function() {
-						if (oHTTP.readyState == 4) {
-							if (oHTTP.status == "200") {
-								fncCallback(this);
-							} else {
-								if (fncError) fncError();
-							}
-							oHTTP = null;
-						}
-					};
-				}
-			}
-			oHTTP.open("HEAD", strURL, true);
-			oHTTP.send(null);
-		} else {
-			if (fncError) fncError();
-		}
-	}
-
-	function sendRequest(strURL, fncCallback, fncError, aRange, bAcceptRanges, iFileSize) {
-		var oHTTP = createRequest();
-		if (oHTTP) {
-
-			var iDataOffset = 0;
-			if (aRange && !bAcceptRanges) {
-				iDataOffset = aRange[0];
-			}
-			var iDataLen = 0;
-			if (aRange) {
-				iDataLen = aRange[1]-aRange[0]+1;
-			}
-
-			if (fncCallback) {
-				if (typeof(oHTTP.onload) != "undefined") {
-					oHTTP.onload = function() {
-
-						if (oHTTP.status == "200" || oHTTP.status == "206") {
-							this.binaryResponse = new BinaryFile(this.responseText, iDataOffset, iDataLen);
-							this.fileSize = iFileSize || this.getResponseHeader("Content-Length");
-							fncCallback(this);
-						} else {
-							if (fncError) fncError();
-						}
-						oHTTP = null;
-					};
-				} else {
-					oHTTP.onreadystatechange = function() {
-						if (oHTTP.readyState == 4) {
-							if (oHTTP.status == "200" || oHTTP.status == "206") {
-								this.binaryResponse = new BinaryFile(oHTTP.responseBody, iDataOffset, iDataLen);
-								this.fileSize = iFileSize || this.getResponseHeader("Content-Length");
-								fncCallback(this);
-							} else {
-								if (fncError) fncError();
-							}
-							oHTTP = null;
-						}
-					};
-				}
-			}
-			oHTTP.open("GET", strURL, true);
-
-			if (oHTTP.overrideMimeType) oHTTP.overrideMimeType('text/plain; charset=x-user-defined');
-
-			if (aRange && bAcceptRanges) {
-				oHTTP.setRequestHeader("Range", "bytes=" + aRange[0] + "-" + aRange[1]);
-			}
-
-			oHTTP.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 1970 00:00:00 GMT");
-
-			oHTTP.send(null);
-		} else {
-			if (fncError) fncError();
-		}
-	}
-
-	return function(strURL, fncCallback, fncError, aRange) {
-
-		if (aRange) {
-			getHead(
-				strURL,
-				function(oHTTP) {
-					var iLength = parseInt(oHTTP.getResponseHeader("Content-Length"),10);
-					var strAcceptRanges = oHTTP.getResponseHeader("Accept-Ranges");
-
-					var iStart, iEnd;
-					iStart = aRange[0];
-					if (aRange[0] < 0)
-						iStart += iLength;
-					iEnd = iStart + aRange[1] - 1;
-
-					sendRequest(strURL, fncCallback, fncError, [iStart, iEnd], (strAcceptRanges == "bytes"), iLength);
-				}
-			);
-
-		} else {
-			sendRequest(strURL, fncCallback, fncError);
-		}
-	}
-
-}());
-
-
-document.write(
-	"<script type='text/vbscript'>\r\n"
-	+ "Function IEBinary_getByteAt(strBinary, iOffset)\r\n"
-	+ "	IEBinary_getByteAt = AscB(MidB(strBinary,iOffset+1,1))\r\n"
-	+ "End Function\r\n"
-	+ "Function IEBinary_getLength(strBinary)\r\n"
-	+ "	IEBinary_getLength = LenB(strBinary)\r\n"
-	+ "End Function\r\n"
-	+ "</script>\r\n"
-);
-- 
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