bsw/jbe@19: 
bsw/jbe@19: partialload_queue = [];
bsw/jbe@19: partialload_queueRPos = 0;
bsw/jbe@19: partialload_queueWPos = 0;
bsw/jbe@19: 
bsw/jbe@19: function partialload_getFormKeyValuePairs(form) {
bsw/jbe@19:   var result = {};
bsw/jbe@19:   for (var i=0; i<form.elements.length; i++) {
bsw/jbe@19:     var inputElement = form.elements[i];
bsw/jbe@19:     var key = inputElement.name;
bsw/jbe@19:     var value = inputElement.value;
bsw/jbe@19:     if (result[key] == null) result[key] = value;
bsw/jbe@19:     else if (typeof(result[key]) == "object") {
bsw/jbe@19:       result[key][result[key].length] = value;
bsw/jbe@19:     } else {
bsw/jbe@19:       result[key] = [result[key], value];
bsw/jbe@19:     }
bsw/jbe@19:   }
bsw/jbe@19:   return result;
bsw/jbe@19: }
bsw/jbe@19: 
bsw/jbe@19: function partialload_encodeFormData(params) {
bsw/jbe@19:   var result = "";
bsw/jbe@19:   for (var key in params) {
bsw/jbe@19:     var value = params[key];
bsw/jbe@19:     if (typeof(value) == "string") {
bsw/jbe@19:       if (result != "") result += "&";
bsw/jbe@19:       result += encodeURIComponent(key) + "=" + encodeURIComponent(value);
bsw/jbe@19:     } else if (typeof(value) == "object") {
bsw/jbe@19:       var i;
bsw/jbe@19:       for (i=0; i<value.length; i++) {
bsw/jbe@19:         if (result != "") result += "&";
bsw/jbe@19:         result += encodeURIComponent(key) + "=" + encodeURIComponent(value[i]);
bsw/jbe@19:       }
bsw/jbe@19:     }
bsw/jbe@19:   }
bsw/jbe@19:   return result;
bsw/jbe@19: }
bsw/jbe@19: 
bsw/jbe@19: function partialload_addFormDataToUrl(url, params) {
bsw/jbe@19:   if (params != null && typeof(params) != "string") {
bsw/jbe@19:     params = partialload_encodeFormData(params);
bsw/jbe@19:   }
bsw/jbe@19:   if (params != null) {
bsw/jbe@19:     if (url.search(/\?/) >= 0) {
bsw/jbe@19:       if (url.search(/&$/) >= 0) {
bsw/jbe@19:         url = url + params;
bsw/jbe@19:       } else {
bsw/jbe@19:         url = url + "&" + params;
bsw/jbe@19:       }
bsw/jbe@19:     } else {
bsw/jbe@19:       url = url + "?" + params;
bsw/jbe@19:     }
bsw/jbe@19:   }
bsw/jbe@19:   return url;
bsw/jbe@19: }
bsw/jbe@19: 
bsw/jbe@19: function partialload_mergeEncodedFormData(data1, data2) {
bsw/jbe@19:   if (data2 == null || data2 == "") return data1;
bsw/jbe@19:   if (data1 == null || data1 == "") return data2;
bsw/jbe@19:   return data1 + "&" + data2;
bsw/jbe@19: }
bsw/jbe@19: 
bsw/jbe@19: function partialload_startNextRequest() {
bsw/jbe@19:   var entry = partialload_queue[partialload_queueRPos++];
bsw/jbe@19:   var req = new XMLHttpRequest();
bsw/jbe@19:   req.open(entry.method, entry.url, true);
bsw/jbe@19:   req.onreadystatechange = function() {
bsw/jbe@19:     if (req.readyState == 4) {
bsw/jbe@19:       if (req.status == 200) {
bsw/jbe@19:         if (entry.successHandler != null) entry.successHandler(req.responseText);
bsw/jbe@19:       } else {
bsw/jbe@19:         if (entry.failureHandler != null) entry.failureHandler();
bsw/jbe@19:       }
bsw/jbe@19:       if (partialload_queue[partialload_queueRPos]) {
bsw/jbe@19:         partialload_startNextRequest();
bsw/jbe@19:       } else {
bsw/jbe@19:         partialload_queue = [];
bsw/jbe@19:         partialload_queueRPos = 0;
bsw/jbe@19:         partialload_queueWPos = 0;
bsw/jbe@19:       }
bsw/jbe@19:     }
bsw/jbe@19:   }
bsw/jbe@19:   if (entry.data) {
bsw/jbe@19:     req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
bsw/jbe@19:   }
bsw/jbe@19:   req.send(entry.data);
bsw/jbe@19: }
bsw/jbe@19: 
bsw/jbe@19: function queuedHttpRequest(
bsw/jbe@19:   url_or_form,
bsw/jbe@19:   urlParams,
bsw/jbe@19:   postParams,
bsw/jbe@19:   successHandler,
bsw/jbe@19:   failureHandler
bsw/jbe@19: ) {
bsw/jbe@19:   var method;
bsw/jbe@19:   var data = null;
bsw/jbe@19:   if (typeof(postParams) == "string") {
bsw/jbe@19:     data = postParams;
bsw/jbe@19:   } else if (postParams != null) {
bsw/jbe@19:     data = partialload_encodeFormData(postParams);
bsw/jbe@19:   }
bsw/jbe@19:   var url;
bsw/jbe@19:   if (typeof(url_or_form) == "object") {
bsw/jbe@19:     // form element given
bsw/jbe@19:     var form = url_or_form;
bsw/jbe@19:     url = partialload_addFormDataToUrl(form.action, urlParams);
bsw/jbe@19:     var dataFromForm = partialload_encodeFormData(
bsw/jbe@19:       partialload_getFormKeyValuePairs(form)
bsw/jbe@19:     );
bsw/jbe@19:     if (form.method != null && form.method.search(/^POST$/i) >= 0) {
bsw/jbe@19:       method = "POST";
bsw/jbe@19:       data = partialload_mergeEncodedFormData(data, dataFromForm);
bsw/jbe@19:     } else {
bsw/jbe@19:       method = (postParams == NULL) ? "GET" : "POST";
bsw/jbe@19:       url = partialload_addFormDataToUrl(url, dataFromForm);
bsw/jbe@19:     }
bsw/jbe@19:   } else {
bsw/jbe@19:     // URL given
bsw/jbe@19:     url = partialload_addFormDataToUrl(url_or_form, urlParams);
bsw/jbe@19:     if (postParams == null) {
bsw/jbe@19:       method = "GET";
bsw/jbe@19:     } else {
bsw/jbe@19:       method = "POST";
bsw/jbe@19:       if (typeof(postParams) == "string") {
bsw/jbe@19: 	data = postParams;
bsw/jbe@19:       } else {
bsw/jbe@19: 	data = partialload_encodeFormData(postParams);
bsw/jbe@19:       }
bsw/jbe@19:     }
bsw/jbe@19:   }
bsw/jbe@19:   partialload_queue[partialload_queueWPos++] = {
bsw/jbe@19:     method:         method,
bsw/jbe@19:     url:            url,
bsw/jbe@19:     data:           data,
bsw/jbe@19:     successHandler: successHandler,
bsw/jbe@19:     failureHandler: failureHandler
bsw/jbe@19:   };
bsw/jbe@19:   if (partialload_queueRPos == 0) {
bsw/jbe@19:     partialload_startNextRequest();
bsw/jbe@19:   }
bsw/jbe@19: }
bsw/jbe@19: 
bsw/jbe@19: function setHtmlContent(node, htmlWithScripts) {
bsw/jbe@19:   var uniquePrefix = "placeholder" + Math.floor(Math.random()*10e16) + "_";
bsw/jbe@19:   var i = 0;
bsw/jbe@19:   var scripts = [];
bsw/jbe@19:   var htmlWithPlaceholders = "";
bsw/jbe@19:   // NOTE: This function can not handle CDATA blocks at random positions.
bsw/jbe@19:   htmlWithPlaceholders = htmlWithScripts.replace(
bsw/jbe@19:     /<script[^>]*>(.*?)<\/script>/ig,
bsw/jbe@19:     function(all, inside) {
bsw/jbe@19:       scripts[i] = inside;
bsw/jbe@19:       var placeholder = '<span id="' + uniquePrefix + i + '"></span>';
bsw/jbe@19:       i++;
bsw/jbe@19:       return placeholder;
bsw/jbe@19:     }
bsw/jbe@19:   )
bsw/jbe@19:   node.innerHTML = htmlWithPlaceholders;
bsw/jbe@19:   var documentWriteBackup   = document.write;
bsw/jbe@19:   var documentWritelnBackup = document.writeln;
bsw/jbe@19:   var output;
bsw/jbe@19:   document.write   = function(str) { output += str; }
bsw/jbe@19:   document.writeln = function(str) { output += str + "\n"; }
bsw/jbe@19:   for (i=0; i<scripts.length; i++) {
bsw/jbe@19:     var placeholderNode = document.getElementById(uniquePrefix + i);
bsw/jbe@19:     output = "";
bsw/jbe@19:     eval(scripts[i]);
bsw/jbe@19:     if (output != "") {
bsw/jbe@19:       placeholderNode.innerHTML = output;
bsw/jbe@19:       while (placeholderNode.childNodes.length > 0) {
bsw/jbe@19:         var childNode = placeholderNode.childNodes[0];
bsw/jbe@19:         placeholderNode.removeChild(childNode);
bsw/jbe@19:         placeholderNode.parentNode.insertBefore(childNode, placeholderNode);
bsw/jbe@19:       }
bsw/jbe@19:     }
bsw/jbe@19:     placeholderNode.parentNode.removeChild(placeholderNode);
bsw/jbe@19:   }
bsw/jbe@19:   document.write   = documentWriteBackup;
bsw/jbe@19:   document.writeln = documentWritelnBackup;
bsw/jbe@19: }
bsw/jbe@19: 
bsw/jbe@19: function partialLoad(
bsw/jbe@19:   node,
bsw/jbe@19:   tempLoadingContent,
bsw/jbe@19:   failureContent,
bsw/jbe@19:   url_or_form,
bsw/jbe@19:   urlParams,
bsw/jbe@19:   postParams,
bsw/jbe@19:   successHandler,
bsw/jbe@19:   failureHandler
bsw/jbe@19: ) {
bsw/jbe@19:   if (typeof(node) == "string") node = document.getElementById(node);
bsw/jbe@19:   if (tempLoadingContent != null) setHtmlContent(node, tempLoadingContent);
bsw/jbe@19:   queuedHttpRequest(
bsw/jbe@19:     url_or_form,
bsw/jbe@19:     urlParams,
bsw/jbe@19:     postParams,
bsw/jbe@19:     function(response) {
bsw/jbe@19:       setHtmlContent(node, response);
bsw/jbe@19:       if (successHandler != null) successHandler();
bsw/jbe@19:     },
bsw/jbe@19:     function() {
bsw/jbe@19:       if (failureContent != null) setHtmlContent(node, failureContent);
bsw/jbe@19:       if (failureHandler != null) failureHandler();
bsw/jbe@19:     }
bsw/jbe@19:   );
bsw/jbe@19: }
bsw/jbe@19: 
bsw/jbe@19: function partialMultiLoad(
bsw/jbe@19:   mapping,
bsw/jbe@19:   tempLoadingContents,
bsw/jbe@19:   failureContents,
bsw/jbe@19:   url_or_form,
bsw/jbe@19:   urlParams,
bsw/jbe@19:   postParams,
bsw/jbe@19:   successHandler,
bsw/jbe@19:   failureHandler
bsw/jbe@19: ) {
bsw/jbe@19:   if (mapping instanceof Array) {
bsw/jbe@19:     var mappingHash = {}
bsw/jbe@19:     for (var i=0; i<mapping.length; i++) {
bsw/jbe@19:       mappingHash[mapping[i]] = mapping[i];
bsw/jbe@19:     }
bsw/jbe@19:     mapping = mappingHash;
bsw/jbe@19:   }
bsw/jbe@19:   if (typeof(tempLoadingContents) == "string") {
bsw/jbe@19:     for (var key in mapping) {
bsw/jbe@19:       var node = key;
bsw/jbe@19:       if (typeof(node) == "string") node = document.getElementById(node);
bsw/jbe@19:       setHtmlContent(node, tempLoadingContents);
bsw/jbe@19:     }
bsw/jbe@19:   } else if (tempLoadingContents != null) {
bsw/jbe@19:     for (var key in tempLoadingContents) {
bsw/jbe@19:       var node = key;
bsw/jbe@19:       if (typeof(node) == "string") node = document.getElementById(node);
bsw/jbe@19:       setHtmlContent(node, tempLoadingContents[key]);
bsw/jbe@19:     }
bsw/jbe@19:   }
bsw/jbe@19:   queuedHttpRequest(
bsw/jbe@19:     url_or_form,
bsw/jbe@19:     urlParams,
bsw/jbe@19:     postParams,
bsw/jbe@19:     function(response) {
bsw/jbe@19:       var data = eval("(" + response + ")");
bsw/jbe@19:       for (var key in mapping) {
bsw/jbe@19:         var node = key;
bsw/jbe@19:         if (typeof(node) == "string") node = document.getElementById(node);
bsw/jbe@19:         setHtmlContent(node, data[mapping[key]]);
bsw/jbe@19:       }
bsw/jbe@19:       if (successHandler != null) successHandler();
bsw/jbe@19:     },
bsw/jbe@19:     function() {
bsw/jbe@19:       if (typeof(failureContents) == "string") {
bsw/jbe@19:         for (var key in mapping) {
bsw/jbe@19:           var node = key;
bsw/jbe@19:           if (typeof(node) == "string") node = document.getElementById(node);
bsw/jbe@19:           setHtmlContent(node, failureContents);
bsw/jbe@19:         }
bsw/jbe@19:       } else if (failureContents != null) {
bsw/jbe@19:         for (var key in failureContents) {
bsw/jbe@19:           var node = key;
bsw/jbe@19:           if (typeof(node) == "string") node = document.getElementById(node);
bsw/jbe@19:           setHtmlContent(node, failureContents[key]);
bsw/jbe@19:         }
bsw/jbe@19:       }
bsw/jbe@19:       if (failureHandler != null) failureHandler();
bsw/jbe@19:     }
bsw/jbe@19:   );
bsw/jbe@19: }