Import version 0.10

www/Sajax.php

+<?php	
+if (!isset($SAJAX_INCLUDED)) {
+
+	/*  
+	 * GLOBALS AND DEFAULTS
+	 *
+	 */ 
+	$sajax_debug_mode = 0;
+	$sajax_export_list = array();
+	$sajax_request_type = "GET";
+	$sajax_remote_uri = "";
+	
+	/*
+	 * CODE
+	 *
+	 */ 
+	function sajax_init() {
+	}
+	
+	function sajax_get_my_uri() {
+		global $REQUEST_URI;
+		
+		return $REQUEST_URI;
+	}
+	
+	$sajax_remote_uri = sajax_get_my_uri();
+
+	function sajax_handle_client_request() {
+		global $sajax_export_list;
+		
+		$mode = "";
+		
+		if (! empty($_GET["rs"])) 
+			$mode = "get";
+		
+		if (!empty($_POST["rs"]))
+			$mode = "post";
+			
+		if (empty($mode)) 
+			return;
+
+		if ($mode == "get") {
+			// Bust cache in the head
+			header ("Expires: Mon, 26 Jul 1997 05:00:00 GMT");    // Date in the past
+			header ("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
+			// always modified
+			header ("Cache-Control: no-cache, must-revalidate");  // HTTP/1.1
+			header ("Pragma: no-cache");                          // HTTP/1.0
+			$func_name = $_GET["rs"];
+			if (! empty($_GET["rsargs"])) 
+				$args = $_GET["rsargs"];
+			else
+				$args = array();
+		}
+		else {
+			$func_name = $_POST["rs"];
+			if (! empty($_POST["rsargs"])) 
+				$args = $_POST["rsargs"];
+			else
+				$args = array();
+		}
+		
+		if (! in_array($func_name, $sajax_export_list))
+			echo "-:$func_name not callable";
+		else {
+			echo "+:";
+			$result = call_user_func_array($func_name, $args);
+			echo $result;
+		}
+		exit;
+	}
+	
+	function sajax_get_common_js() {
+		global $sajax_debug_mode;
+		global $sajax_request_type;
+		global $sajax_remote_uri;
+		
+		$t = strtoupper($sajax_request_type);
+		if ($t != "GET" && $t != "POST") 
+			return "// Invalid type: $t.. \n\n";
+		
+		ob_start();
+		?>
+		
+		// remote scripting library
+		// (c) copyright 2005 modernmethod, inc
+		var sajax_debug_mode = <?php echo $sajax_debug_mode ? "true" : "false"; ?>;
+		var sajax_request_type = "<?php echo $t; ?>";
+		
+		function sajax_debug(text) {
+			if (sajax_debug_mode)
+				alert("RSD: " + text)
+		}
+ 		function sajax_init_object() {
+ 			sajax_debug("sajax_init_object() called..")
+ 			
+ 			var A;
+			try {
+				A=new ActiveXObject("Msxml2.XMLHTTP");
+			} catch (e) {
+				try {
+					A=new ActiveXObject("Microsoft.XMLHTTP");
+				} catch (oc) {
+					A=null;
+				}
+			}
+			if(!A && typeof XMLHttpRequest != "undefined")
+				A = new XMLHttpRequest();
+			if (!A)
+				sajax_debug("Could not create connection object.");
+			return A;
+		}
+		function sajax_do_call(func_name, args) {
+			var i, x, n;
+			var uri;
+			var post_data;
+			
+			uri = "<?php echo $sajax_remote_uri; ?>";
+			if (sajax_request_type == "GET") {
+				if (uri.indexOf("?") == -1) 
+					uri = uri + "?rs=" + escape(func_name);
+				else
+					uri = uri + "&rs=" + escape(func_name);
+				for (i = 0; i < args.length-1; i++) 
+					uri = uri + "&rsargs[]=" + escape(args[i]);
+				uri = uri + "&rsrnd=" + new Date().getTime();
+				post_data = null;
+			} else {
+				post_data = "rs=" + escape(func_name);
+				for (i = 0; i < args.length-1; i++) 
+					post_data = post_data + "&rsargs[]=" + escape(args[i]);
+			}
+			
+			x = sajax_init_object();
+			x.open(sajax_request_type, uri, true);
+			if (sajax_request_type == "POST") {
+				x.setRequestHeader("Method", "POST " + uri + " HTTP/1.1");
+				x.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
+			}
+			x.onreadystatechange = function() {
+				if (x.readyState != 4) 
+					return;
+				sajax_debug("received " + x.responseText);
+				
+				var status;
+				var data;
+				status = x.responseText.charAt(0);
+				data = x.responseText.substring(2);
+				if (status == "-") 
+					alert("Error: " + data);
+				else  
+					args[args.length-1](data);
+			}
+			x.send(post_data);
+			sajax_debug(func_name + " uri = " + uri + "/post = " + post_data);
+			sajax_debug(func_name + " waiting..");
+			delete x;
+		}
+		
+		<?php
+		$html = ob_get_contents();
+		ob_end_clean();
+		return $html;
+	}
+	
+	function sajax_show_common_js() {
+		echo sajax_get_common_js();
+	}
+	
+	// javascript escape a value
+	function sajax_esc($val)
+	{
+		return str_replace('"', '\\\\"', $val);
+	}
+
+	function sajax_get_one_stub($func_name) {
+		ob_start();	
+		?>
+		
+		// wrapper for <?php echo $func_name; ?>
+		
+		function x_<?php echo $func_name; ?>() {
+			sajax_do_call("<?php echo $func_name; ?>",
+				x_<?php echo $func_name; ?>.arguments);
+		}
+		
+		<?php
+		$html = ob_get_contents();
+		ob_end_clean();
+		return $html;
+	}
+	
+	function sajax_show_one_stub($func_name) {
+		echo sajax_get_one_stub($func_name);
+	}
+	
+	function sajax_export() {
+		global $sajax_export_list;
+		
+		$n = func_num_args();
+		for ($i = 0; $i < $n; $i++) {
+			$sajax_export_list[] = func_get_arg($i);
+		}
+	}
+	
+	$sajax_js_has_been_shown = 0;
+	function sajax_get_javascript()
+	{
+		global $sajax_js_has_been_shown;
+		global $sajax_export_list;
+		
+		$html = "";
+		if (! $sajax_js_has_been_shown) {
+			$html .= sajax_get_common_js();
+			$sajax_js_has_been_shown = 1;
+		}
+		foreach ($sajax_export_list as $func) {
+			$html .= sajax_get_one_stub($func);
+		}
+		return $html;
+	}
+	
+	function sajax_show_javascript()
+	{
+		echo sajax_get_javascript();
+	}
+
+	
+	$SAJAX_INCLUDED = 1;
+}
+?>