jbe/bsw@11: 
jbe/bsw@11: partialload_queue = [];
jbe/bsw@11: partialload_queueRPos = 0;
jbe/bsw@11: partialload_queueWPos = 0;
jbe/bsw@11: 
jbe/bsw@11: function partialload_getFormKeyValuePairs(form) {
jbe/bsw@11:   var result = {};
jbe/bsw@11:   for (var i=0; i<form.elements.length; i++) {
jbe/bsw@11:     var inputElement = form.elements[i];
jbe/bsw@11:     var key = inputElement.name;
jbe/bsw@11:     var value = inputElement.value;
jbe/bsw@11:     if (result[key] == null) result[key] = value;
jbe/bsw@11:     else if (typeof(result[key]) == "object") {
jbe/bsw@11:       result[key][result[key].length] = value;
jbe/bsw@11:     } else {
jbe/bsw@11:       result[key] = [result[key], value];
jbe/bsw@11:     }
jbe/bsw@11:   }
jbe/bsw@11:   return result;
jbe/bsw@11: }
jbe/bsw@11: 
jbe/bsw@11: function partialload_encodeFormData(params) {
jbe/bsw@11:   var result = "";
jbe/bsw@11:   for (var key in params) {
jbe/bsw@11:     var value = params[key];
jbe@54:     if (value instanceof Array) {
jbe/bsw@11:       var i;
jbe/bsw@11:       for (i=0; i<value.length; i++) {
jbe/bsw@11:         if (result != "") result += "&";
jbe@54:         result += encodeURIComponent(key) + "=" + encodeURIComponent(value[i].toString());
jbe/bsw@11:       }
jbe@54:     } else {
jbe@54:       if (result != "") result += "&";
jbe@54:       result += encodeURIComponent(key) + "=" + encodeURIComponent(value.toString());
jbe/bsw@11:     }
jbe/bsw@11:   }
jbe/bsw@11:   return result;
jbe/bsw@11: }
jbe/bsw@11: 
jbe/bsw@11: function partialload_addFormDataToUrl(url, params) {
jbe/bsw@11:   if (params != null && typeof(params) != "string") {
jbe/bsw@11:     params = partialload_encodeFormData(params);
jbe/bsw@11:   }
jbe/bsw@11:   if (params != null) {
jbe/bsw@11:     if (url.search(/\?/) >= 0) {
jbe/bsw@11:       if (url.search(/&$/) >= 0) {
jbe/bsw@11:         url = url + params;
jbe/bsw@11:       } else {
jbe/bsw@11:         url = url + "&" + params;
jbe/bsw@11:       }
jbe/bsw@11:     } else {
jbe/bsw@11:       url = url + "?" + params;
jbe/bsw@11:     }
jbe/bsw@11:   }
jbe/bsw@11:   return url;
jbe/bsw@11: }
jbe/bsw@11: 
jbe/bsw@11: function partialload_mergeEncodedFormData(data1, data2) {
jbe/bsw@11:   if (data2 == null || data2 == "") return data1;
jbe/bsw@11:   if (data1 == null || data1 == "") return data2;
jbe/bsw@11:   return data1 + "&" + data2;
jbe/bsw@11: }
jbe/bsw@11: 
jbe/bsw@11: function partialload_startNextRequest() {
jbe/bsw@11:   var entry = partialload_queue[partialload_queueRPos++];
jbe/bsw@11:   var req = new XMLHttpRequest();
jbe/bsw@11:   req.open(entry.method, entry.url, true);
jbe/bsw@11:   req.onreadystatechange = function() {
jbe/bsw@11:     if (req.readyState == 4) {
jbe/bsw@11:       if (req.status == 200) {
jbe/bsw@11:         if (entry.successHandler != null) entry.successHandler(req.responseText);
jbe/bsw@11:       } else {
jbe/bsw@11:         if (entry.failureHandler != null) entry.failureHandler();
jbe/bsw@11:       }
jbe/bsw@11:       if (partialload_queue[partialload_queueRPos]) {
jbe/bsw@11:         partialload_startNextRequest();
jbe/bsw@11:       } else {
jbe/bsw@11:         partialload_queue = [];
jbe/bsw@11:         partialload_queueRPos = 0;
jbe/bsw@11:         partialload_queueWPos = 0;
jbe/bsw@11:       }
jbe/bsw@11:     }
jbe/bsw@11:   }
jbe/bsw@11:   if (entry.data) {
jbe/bsw@11:     req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
jbe/bsw@11:   }
jbe/bsw@11:   req.send(entry.data);
jbe/bsw@11: }
jbe/bsw@11: 
jbe/bsw@11: function queuedHttpRequest(
jbe/bsw@11:   url_or_form,
jbe/bsw@11:   urlParams,
jbe/bsw@11:   postParams,
jbe/bsw@11:   successHandler,
jbe/bsw@11:   failureHandler
jbe/bsw@11: ) {
jbe/bsw@11:   var method;
jbe/bsw@11:   var data = null;
jbe/bsw@11:   if (typeof(postParams) == "string") {
jbe/bsw@11:     data = postParams;
jbe/bsw@11:   } else if (postParams != null) {
jbe/bsw@11:     data = partialload_encodeFormData(postParams);
jbe/bsw@11:   }
jbe/bsw@11:   var url;
jbe/bsw@11:   if (typeof(url_or_form) == "object") {
jbe/bsw@11:     // form element given
jbe/bsw@11:     var form = url_or_form;
jbe/bsw@11:     url = partialload_addFormDataToUrl(form.action, urlParams);
jbe/bsw@11:     var dataFromForm = partialload_encodeFormData(
jbe/bsw@11:       partialload_getFormKeyValuePairs(form)
jbe/bsw@11:     );
jbe/bsw@11:     if (form.method != null && form.method.search(/^POST$/i) >= 0) {
jbe/bsw@11:       method = "POST";
jbe/bsw@11:       data = partialload_mergeEncodedFormData(data, dataFromForm);
jbe/bsw@11:     } else {
jbe/bsw@11:       method = (postParams == NULL) ? "GET" : "POST";
jbe/bsw@11:       url = partialload_addFormDataToUrl(url, dataFromForm);
jbe/bsw@11:     }
jbe/bsw@11:   } else {
jbe/bsw@11:     // URL given
jbe/bsw@11:     url = partialload_addFormDataToUrl(url_or_form, urlParams);
jbe/bsw@11:     if (postParams == null) {
jbe/bsw@11:       method = "GET";
jbe/bsw@11:     } else {
jbe/bsw@11:       method = "POST";
jbe/bsw@11:       if (typeof(postParams) == "string") {
jbe/bsw@11: 	data = postParams;
jbe/bsw@11:       } else {
jbe/bsw@11: 	data = partialload_encodeFormData(postParams);
jbe/bsw@11:       }
jbe/bsw@11:     }
jbe/bsw@11:   }
jbe/bsw@11:   partialload_queue[partialload_queueWPos++] = {
jbe/bsw@11:     method:         method,
jbe/bsw@11:     url:            url,
jbe/bsw@11:     data:           data,
jbe/bsw@11:     successHandler: successHandler,
jbe/bsw@11:     failureHandler: failureHandler
jbe/bsw@11:   };
jbe/bsw@11:   if (partialload_queueRPos == 0) {
jbe/bsw@11:     partialload_startNextRequest();
jbe/bsw@11:   }
jbe/bsw@11: }
jbe/bsw@11: 
jbe/bsw@11: function setHtmlContent(node, htmlWithScripts) {
jbe/bsw@11:   var uniquePrefix = "placeholder" + Math.floor(Math.random()*10e16) + "_";
jbe/bsw@11:   var i = 0;
jbe/bsw@11:   var scripts = [];
jbe/bsw@11:   var htmlWithPlaceholders = "";
jbe/bsw@11:   // NOTE: This function can not handle CDATA blocks at random positions.
jbe/bsw@11:   htmlWithPlaceholders = htmlWithScripts.replace(
jbe/bsw@11:     /<script[^>]*>(.*?)<\/script>/ig,
jbe/bsw@11:     function(all, inside) {
jbe/bsw@11:       scripts[i] = inside;
jbe/bsw@11:       var placeholder = '<span id="' + uniquePrefix + i + '"></span>';
jbe/bsw@11:       i++;
jbe/bsw@11:       return placeholder;
jbe/bsw@11:     }
jbe/bsw@11:   )
jbe/bsw@11:   node.innerHTML = htmlWithPlaceholders;
jbe/bsw@11:   var documentWriteBackup   = document.write;
jbe/bsw@11:   var documentWritelnBackup = document.writeln;
jbe/bsw@11:   var output;
jbe/bsw@11:   document.write   = function(str) { output += str; }
jbe/bsw@11:   document.writeln = function(str) { output += str + "\n"; }
jbe/bsw@11:   for (i=0; i<scripts.length; i++) {
jbe/bsw@11:     var placeholderNode = document.getElementById(uniquePrefix + i);
jbe/bsw@11:     output = "";
jbe/bsw@11:     eval(scripts[i]);
jbe/bsw@11:     if (output != "") {
jbe/bsw@11:       placeholderNode.innerHTML = output;
jbe/bsw@11:       while (placeholderNode.childNodes.length > 0) {
jbe/bsw@11:         var childNode = placeholderNode.childNodes[0];
jbe/bsw@11:         placeholderNode.removeChild(childNode);
jbe/bsw@11:         placeholderNode.parentNode.insertBefore(childNode, placeholderNode);
jbe/bsw@11:       }
jbe/bsw@11:     }
jbe/bsw@11:     placeholderNode.parentNode.removeChild(placeholderNode);
jbe/bsw@11:   }
jbe/bsw@11:   document.write   = documentWriteBackup;
jbe/bsw@11:   document.writeln = documentWritelnBackup;
jbe/bsw@11: }
jbe/bsw@11: 
jbe/bsw@11: function partialLoad(
jbe/bsw@11:   node,
jbe/bsw@11:   tempLoadingContent,
jbe/bsw@11:   failureContent,
jbe/bsw@11:   url_or_form,
jbe/bsw@11:   urlParams,
jbe/bsw@11:   postParams,
jbe/bsw@11:   successHandler,
jbe/bsw@11:   failureHandler
jbe/bsw@11: ) {
jbe/bsw@11:   if (typeof(node) == "string") node = document.getElementById(node);
jbe/bsw@11:   if (tempLoadingContent != null) setHtmlContent(node, tempLoadingContent);
jbe/bsw@11:   queuedHttpRequest(
jbe/bsw@11:     url_or_form,
jbe/bsw@11:     urlParams,
jbe/bsw@11:     postParams,
jbe/bsw@11:     function(response) {
jbe/bsw@11:       setHtmlContent(node, response);
jbe/bsw@11:       if (successHandler != null) successHandler();
jbe/bsw@11:     },
jbe/bsw@11:     function() {
jbe/bsw@11:       if (failureContent != null) setHtmlContent(node, failureContent);
jbe/bsw@11:       if (failureHandler != null) failureHandler();
jbe/bsw@11:     }
jbe/bsw@11:   );
jbe/bsw@11: }
jbe/bsw@11: 
jbe/bsw@11: function partialMultiLoad(
jbe/bsw@11:   mapping,
jbe/bsw@11:   tempLoadingContents,
jbe/bsw@11:   failureContents,
jbe/bsw@11:   url_or_form,
jbe/bsw@11:   urlParams,
jbe/bsw@11:   postParams,
jbe/bsw@11:   successHandler,
jbe/bsw@11:   failureHandler
jbe/bsw@11: ) {
jbe/bsw@11:   if (mapping instanceof Array) {
jbe/bsw@11:     var mappingHash = {}
jbe/bsw@11:     for (var i=0; i<mapping.length; i++) {
jbe/bsw@11:       mappingHash[mapping[i]] = mapping[i];
jbe/bsw@11:     }
jbe/bsw@11:     mapping = mappingHash;
jbe/bsw@11:   }
jbe/bsw@11:   if (typeof(tempLoadingContents) == "string") {
jbe/bsw@11:     for (var key in mapping) {
jbe/bsw@11:       var node = key;
jbe/bsw@11:       if (typeof(node) == "string") node = document.getElementById(node);
jbe/bsw@11:       setHtmlContent(node, tempLoadingContents);
jbe/bsw@11:     }
jbe/bsw@11:   } else if (tempLoadingContents != null) {
jbe/bsw@11:     for (var key in tempLoadingContents) {
jbe/bsw@11:       var node = key;
jbe/bsw@11:       if (typeof(node) == "string") node = document.getElementById(node);
jbe/bsw@11:       setHtmlContent(node, tempLoadingContents[key]);
jbe/bsw@11:     }
jbe/bsw@11:   }
jbe/bsw@11:   queuedHttpRequest(
jbe/bsw@11:     url_or_form,
jbe/bsw@11:     urlParams,
jbe/bsw@11:     postParams,
jbe/bsw@11:     function(response) {
jbe/bsw@11:       var data = eval("(" + response + ")");
jbe/bsw@11:       for (var key in mapping) {
jbe/bsw@11:         var node = key;
jbe/bsw@11:         if (typeof(node) == "string") node = document.getElementById(node);
jbe/bsw@11:         setHtmlContent(node, data[mapping[key]]);
jbe/bsw@11:       }
jbe/bsw@11:       if (successHandler != null) successHandler();
jbe/bsw@11:     },
jbe/bsw@11:     function() {
jbe/bsw@11:       if (typeof(failureContents) == "string") {
jbe/bsw@11:         for (var key in mapping) {
jbe/bsw@11:           var node = key;
jbe/bsw@11:           if (typeof(node) == "string") node = document.getElementById(node);
jbe/bsw@11:           setHtmlContent(node, failureContents);
jbe/bsw@11:         }
jbe/bsw@11:       } else if (failureContents != null) {
jbe/bsw@11:         for (var key in failureContents) {
jbe/bsw@11:           var node = key;
jbe/bsw@11:           if (typeof(node) == "string") node = document.getElementById(node);
jbe/bsw@11:           setHtmlContent(node, failureContents[key]);
jbe/bsw@11:         }
jbe/bsw@11:       }
jbe/bsw@11:       if (failureHandler != null) failureHandler();
jbe/bsw@11:     }
jbe/bsw@11:   );
jbe/bsw@11: }