*/
class XMLRPC extends XML implements Function {
- /** should we use SSL? */
- protected boolean ssl = false;
-
/** the url to connect to */
- protected URL url = null;
+ protected String url = null;
/** the method name to invoke on the remove server */
protected String methodname = null;
- /** the host portion of the url; not calculated until first call() */
- protected String host = null;
-
- /** the filename portion of the url; not calculated until first call() */
- protected String filename = null;
-
- /** the port to connect to; not calculated until the first call() */
- protected int port = -1;
-
/** this holds character content as we read it in -- since there is only one per instance, we don't support mixed content */
protected AccessibleCharArrayWriter content = new AccessibleCharArrayWriter(100);
+ /** the HTTP connection to use */
+ protected HTTP http = null;
+
/** The object stack. As we process xml elements, pieces of the
* return value are pushed onto and popped off of this stack.
*
// Methods to Recieve and parse XML-RPC Response ////////////////////////////////////////////////////
- public void startElement(String name, String[] keys, Object[] vals, int line, int col) {
- if (name.equals("fault")) fault = true;
- else if (name.equals("struct")) objects.setElementAt(new JSObject(false), objects.size() - 1);
- else if (name.equals("array")) objects.setElementAt(null, objects.size() - 1);
- else if (name.equals("value")) objects.addElement("");
+ public void startElement(XML.Element c) {
+ content.reset();
+ if (c.localName.equals("fault")) fault = true;
+ else if (c.localName.equals("struct")) objects.setElementAt(new JSObject(false), objects.size() - 1);
+ else if (c.localName.equals("array")) objects.setElementAt(null, objects.size() - 1);
+ else if (c.localName.equals("value")) objects.addElement("");
}
- public void endElement(String name, int line, int col) {
+ public void endElement(XML.Element c) {
- if (name.equals("int") || name.equals("i4"))
+ if (c.localName.equals("int") || c.localName.equals("i4"))
objects.setElementAt(new Integer(new String(content.getBuf(), 0, content.size())), objects.size() - 1);
- else if (name.equals("boolean"))
+ else if (c.localName.equals("boolean"))
objects.setElementAt(content.getBuf()[0] == '1' ? Boolean.TRUE : Boolean.FALSE, objects.size() - 1);
- else if (name.equals("string"))
+ else if (c.localName.equals("string"))
objects.setElementAt(new String(content.getBuf(), 0, content.size()), objects.size() - 1);
- else if (name.equals("double"))
+ else if (c.localName.equals("double"))
objects.setElementAt(new Double(new String(content.getBuf(), 0, content.size())), objects.size() - 1);
- else if (name.equals("base64"))
- objects.setElementAt(new String(Base64.decode(new String(content.getBuf(), 0, content.size()))), objects.size() - 1);
+ else if (c.localName.equals("base64"))
+ objects.setElementAt(new ByteStream(Base64.decode(new String(content.getBuf(), 0, content.size()))), objects.size() - 1);
- else if (name.equals("name"))
+ else if (c.localName.equals("name"))
objects.addElement(new String(content.getBuf(), 0, content.size()));
- else if (name.equals("value") && "".equals(objects.lastElement()))
+ else if (c.localName.equals("value") && "".equals(objects.lastElement()))
objects.setElementAt(new String(content.getBuf(), 0, content.size()), objects.size() - 1);
- else if (name.equals("dateTime.iso8601")) {
+ else if (c.localName.equals("dateTime.iso8601")) {
String s = new String(content.getBuf(), 0, content.size());
// strip whitespace
if (Log.on) Log.log(this, e);
}
- } else if (name.equals("member")) {
+ } else if (c.localName.equals("member")) {
Object memberValue = objects.elementAt(objects.size() - 1);
String memberName = (String)objects.elementAt(objects.size() - 2);
Scriptable struct = (Scriptable)objects.elementAt(objects.size() - 3);
struct.put(memberName, struct, memberValue);
objects.setSize(objects.size() - 2);
- } else if (name.equals("data")) {
+ } else if (c.localName.equals("data")) {
int i;
for(i=objects.size() - 1; objects.elementAt(i) != null; i--);
Object[] arr = new Object[objects.size() - i - 1];
content.reset();
}
- public void content(char[] ch, int start, int length, int line, int col) {
+ public void characters(char[] ch, int start, int length) {
try { content.write(ch, start, length); }
catch (Exception e) {
if (Log.on) Log.log(this, "Exception in XMLRPC.content() -- this should never happen");
}
}
+ public void whitespace(char[] ch, int start, int length) {}
+
// Methods to make outbound XML-RPC request ///////////////////////////////////////////////////
/** Appends the XML-RPC representation of <code>o</code> to <code>sb</code> */
sb.append(((Boolean)o).booleanValue() ? "1" : "0");
sb.append("</boolean></value>\n");
+ } else if (o instanceof ByteStream) {
+ try {
+ sb.append(" <value><base64>\n");
+ InputStream is = ((ByteStream)o).getInputStream();
+ byte[] buf = new byte[54];
+ while(true) {
+ int numread = is.read(buf, 0, 54);
+ if (numread == -1) break;
+ byte[] writebuf = buf;
+ if (numread < buf.length) {
+ writebuf = new byte[numread];
+ System.arraycopy(buf, 0, writebuf, 0, numread);
+ }
+ sb.append(" ");
+ sb.append(new String(Base64.encode(writebuf)));
+ sb.append("\n");
+ }
+ sb.append("\n </base64></value>\n");
+ } catch (IOException e) {
+ if (Log.on) Log.log(this, "caught IOException while attempting to send a ByteStream via XML-RPC");
+ if (Log.on) Log.log(this, e);
+ throw new JavaScriptException("caught IOException while attempting to send a ByteStream via XML-RPC");
+ }
+
} else if (o instanceof String) {
sb.append(" <value><string>");
String s = (String)o;
}
sb.append("</string></value>\n");
+ } else if (o instanceof NativeDate) {
+ sb.append(" <value><dateTime.iso8601>");
+ NativeDate nd = (NativeDate)o;
+ Date d = new Date(nd.getRawTime());
+ sb.append(d.getYear() + 1900);
+ if (d.getMonth() + 1 < 10) sb.append('0');
+ sb.append(d.getMonth() + 1);
+ if (d.getDate() < 10) sb.append('0');
+ sb.append(d.getDate());
+ sb.append('T');
+ if (d.getHours() < 10) sb.append('0');
+ sb.append(d.getHours());
+ sb.append(':');
+ if (d.getMinutes() < 10) sb.append('0');
+ sb.append(d.getMinutes());
+ sb.append(':');
+ if (d.getSeconds() < 10) sb.append('0');
+ sb.append(d.getSeconds());
+ sb.append("</dateTime.iso8601></value>\n");
+
} else if (o instanceof NativeArray) {
if (tracker.get(o) != null) throw new JavaScriptException("attempted to send multi-ref data structure via XML-RPC");
tracker.put(o, Boolean.TRUE);
}
}
- private Object connect(Object[] args) throws JavaScriptException, IOException {
- if (filename == null) {
- filename = url.getFile();
- host = url.getHost();
- port = url.getPort();
-
- InetAddress addr;
- try { addr = InetAddress.getByName(host); }
- catch (UnknownHostException uhe) { throw new JavaScriptException("could not resolve hostname \"" + host + "\""); }
- byte[] quadbyte = addr.getAddress();
-
- if (quadbyte[0] == 10 ||
- (quadbyte[0] == 192 && quadbyte[1] == 168) ||
- (quadbyte[0] == 172 && (quadbyte[1] & 0xF0) == 16) &&
- !addr.equals(Main.originAddr)) {
- filename = null;
- throw new JavaScriptException("security violation: " + host + " [" + addr.getHostAddress() + "] is in a firewalled netblock");
- }
- }
+ // this is synchronized in case multiple threads try to make a call on the same object... in the future, change this
+ // behavior to use pipelining.
+ public synchronized Object call(Object[] args) throws JavaScriptException, IOException {
+ if (Log.verbose) Log.log(this, "call to " + url + " : " + methodname);
- Socket s;
- if (ssl) s = Platform.getSocket(host, port == -1 ? 443 : port, true);
- else if (url.getProtocol().equals("http")) s = Platform.getSocket(host, port == -1 ? 80 : port, false);
- else throw new JavaScriptException("only http[s] is supported");
+ if (tracker == null) tracker = new Hash();
+ else tracker.clear();
- s.setTcpNoDelay(true);
- OutputStream os = new BufferedOutputStream(s.getOutputStream(), 4000);
- InputStream is = new BufferedInputStream(new Filter(s.getInputStream()));
-
- PrintWriter ps;
- if (!Log.verbose) ps = new PrintWriter(os);
- else ps = new PrintWriter(new FilterWriter(new OutputStreamWriter(os)) {
- public void write(int i) throws IOException {
- super.write(i);
- if (Log.on) Log.log(this, "send: " + ((char)i));
- }
- public void write(String s, int start, int len) throws IOException {
- super.write(s, start, len);
- if (Log.on) Log.log(this, "send: " + s.substring(start, start + len));
- }
- public void write(char[] c, int start, int len) throws IOException {
- super.write(c, start, len);
- if (Log.on) Log.log(this, "send: " + new String(c, start, len));
- }
- });
-
- BufferedReader br;
- if (!Log.verbose) br = new BufferedReader(new InputStreamReader(is));
- else br = new BufferedReader(new FilterReader(new InputStreamReader(is)) {
- public int read() throws IOException {
- int i = super.read();
- if (Log.on) Log.log(this, "recv: " + ((char)i));
- return i;
- }
- public int read(char[] c, int off, int len) throws IOException {
- int ret = super.read(c, off, len);
- if (ret == -1) return ret;
- if (Log.on) Log.log(this, "recv: " + new String(c, off, ret));
- return ret;
- }
- });
-
- if (Log.verbose) Log.log(this, "call to " + url + " : " + methodname);
- return send(args, br, ps);
- }
+ if (objects == null) objects = new Vec();
+ else objects.setSize(0);
+
+ String content = send(args, http);
+ if (Log.verbose) {
+ String s;
+ BufferedReader br2 = new BufferedReader(new StringReader(content));
+ while ((s = br2.readLine()) != null) Log.log(this, "send: " + s);
+ }
- protected Object send(Object[] args, BufferedReader br, PrintWriter ps) throws JavaScriptException, IOException {
+ HTTP.HTTPInputStream is = http.POST("text/xml", content);
+ try {
+ BufferedReader br = !Log.verbose ?
+ new BufferedReader(new InputStreamReader(new Filter(is))) :
+ new BufferedReader(new FilterReader(new InputStreamReader(new Filter(is))) {
+ public int read() throws IOException {
+ int i = super.read();
+ if (Log.on) Log.log(this, "recv: " + ((char)i));
+ return i;
+ }
+ public int read(char[] c, int off, int len) throws IOException {
+ int ret = super.read(c, off, len);
+ if (ret == -1) return ret;
+ String s;
+ BufferedReader br2 = new BufferedReader(new StringReader(new String(c, off, ret)));
+ while ((s = br2.readLine()) != null) Log.log(this, "recv: " + s);
+ return ret;
+ }
+ });
+ return recieve(br);
+ } finally {
+ is.close();
+ }
+ }
- // Construct payload
+ protected String send(Object[] args, HTTP http) throws JavaScriptException, IOException {
StringBuffer content = new StringBuffer();
+ content.append("\r\n");
content.append("<?xml version=\"1.0\"?>\n");
content.append(" <methodCall>\n");
content.append(" <methodName>");
content.append(methodname);
content.append("</methodName>\n");
- if (args.length > 0) {
- content.append(" <params>\n");
- for(int i=0; i<args.length; i++) {
- content.append(" <param>\n");
- appendObject(args[i], content);
- content.append(" </param>\n");
- }
- content.append(" </params>\n");
+ content.append(" <params>\n");
+ for(int i=0; i<args.length; i++) {
+ content.append(" <param>\n");
+ appendObject(args[i], content);
+ content.append(" </param>\n");
}
+ content.append(" </params>\n");
content.append(" </methodCall>");
+ return content.toString();
+ }
- // Header
- ps.print("POST " + filename + " HTTP/1.0\r\n");
- ps.print("Host: " + host + "\r\n");
- ps.print("User-Agent: XWT (http://www.xwt.org/)\r\n");
- ps.print("Content-Type: text/xml\r\n");
- ps.print("Content-length: " + (content.length() + 1) + "\r\n");
- ps.print("\r\n");
- ps.print(content);
- ps.print("\n");
- ps.flush();
-
- // throw away HTTP reply headers
- while(!br.readLine().equals("")) { }
-
+ protected Object recieve(BufferedReader br) throws JavaScriptException, IOException {
// parse XML reply
try {
parse(br);
- } catch (XML.SAXException e) {
+ } catch (XML.XMLException e) {
if (Log.on) Log.log(this, "reply from server was not well-formed XML: " + e);
throw new JavaScriptException("reply from server was not well-formed XML: " + e);
}
if (fault) throw new JavaScriptException(objects.elementAt(0));
-
if (objects.size() == 0) return null;
return objects.elementAt(0);
-
}
public final Object call(Context cx, Scriptable scope, Scriptable thisObj, java.lang.Object[] args) throws JavaScriptException {
- if (tracker == null) tracker = new Hash();
- else tracker.clear();
-
- if (objects == null) objects = new Vec();
- else objects.setSize(0);
-
- // put ourselves in the background
- Thread thread = Thread.currentThread();
- if (!(thread instanceof ThreadMessage)) {
- if (Log.on) Log.log(this, "RPC calls may only be made from background threads");
- return null;
- }
- ThreadMessage mythread = (ThreadMessage)thread;
- mythread.setPriority(Thread.MIN_PRIORITY);
- mythread.done.release();
+ if (!ThreadMessage.suspendThread()) return null;
try {
- return connect(args);
-
+ return call(args);
} catch (IOException se) {
if (Log.on) Log.log(this, se);
if (Log.on) Log.log(this, " at " + cx.interpreterSourceFile + ":" + cx.interpreterLine);
if (Log.on) Log.log(this, " at " + cx.interpreterSourceFile + ":" + cx.interpreterLine);
}
throw jse;
-
} finally {
- // okay, let ourselves be brought to the foreground
- MessageQueue.add(mythread);
- mythread.setPriority(Thread.NORM_PRIORITY);
- mythread.go.block();
+ ThreadMessage.resumeThread();
}
}
/** When you get a property from an XMLRPC, it just returns another XMLRPC with the property name tacked onto methodname. */
public Object get(String name, Scriptable start) {
- return new XMLRPC(url.toString(), (methodname.equals("") ? "" : methodname + ".") + name, ssl);
+ return new XMLRPC(url, (methodname.equals("") ? "" : methodname + ".") + name, http);
}
- public XMLRPC(String urlstr, String methodname) { this(urlstr, methodname, false); }
- public XMLRPC(String urlstr, String methodname, boolean ssl) {
- this.ssl = ssl;
- try {
- if (urlstr.startsWith("https:")) {
- urlstr = "http" + urlstr.substring(5);
- this.ssl = true;
- }
- URL url = new URL(urlstr);
- if (methodname == null) methodname = "";
- this.methodname = methodname;
- this.url = url;
+ public XMLRPC(String url, String methodname) {
+ this(url, methodname, new HTTP(url));
+ }
- } catch (MalformedURLException e) {
- if (Log.on) Log.log(this, e);
+ public XMLRPC(String url, String methodname, HTTP http) {
+ super(BUFFER_SIZE);
- }
+ this.http = http;
+ this.url = url;
+ this.methodname = methodname;
}
+
// Helper Classes ///////////////////////////////////////////////////////////////////////////////////
/** CharArrayWriter that lets us touch its buffer */
public Filter(InputStream is) { super(is); }
public int read() throws IOException {
Thread.yield();
- while(MessageQueue.working) try { Thread.sleep(100); } catch (Exception e) { };
+ while(MessageQueue.nonThreadEventsInQueue > 0) try { Thread.sleep(100); } catch (Exception e) { };
return super.read();
}
public int read(byte[] b) throws IOException {
Thread.yield();
- while(MessageQueue.working) try { Thread.sleep(100); } catch (Exception e) { };
+ while(MessageQueue.nonThreadEventsInQueue > 0) try { Thread.sleep(100); } catch (Exception e) { };
return super.read(b);
}
public int read(byte[] b, int i, int j) throws IOException {
Thread.yield();
- while(MessageQueue.working) try { Thread.sleep(100); } catch (Exception e) { };
+ while(MessageQueue.nonThreadEventsInQueue > 0) try { Thread.sleep(100); } catch (Exception e) { };
return super.read(b, i, j);
}
}
+
// Methods Required by Rhino ////////////////////////////////////////////////////////
public String getClassName() { return "XMLRPC"; }