function maybeLoadTemplate() renamed to loadTemplate()

[mkws-moved-to-github.git] / tools / htdocs / mkws.js

diff --git a/tools/htdocs/mkws.js b/tools/htdocs/mkws.js
index 60464d7..a037895 100644 (file)
--- a/tools/htdocs/mkws.js
+++ b/tools/htdocs/mkws.js
@@ -100,6 +100,60 @@ mkws.debug_function = function (string) {
 }
 var debug = mkws.debug_function; // local alias
 
+
+Handlebars.registerHelper('json', function(obj) {
+    return JSON.stringify(obj);
+});
+
+
+// We need {{attr '@name'}} because Handlebars can't parse {{@name}}
+Handlebars.registerHelper('attr', function(attrName) {
+    return this[attrName];
+});
+
+
+/*
+ * Use as follows: {{#if-any NAME1 having="NAME2"}}
+ * Applicable when NAME1 is the name of an array
+ * The guarded code runs only if at least one element of the NAME1
+ * array has a subelement called NAME2.
+ */
+Handlebars.registerHelper('if-any', function(items, options) {
+    var having = options.hash.having;
+    for (var i in items) {
+       var item = items[i]
+       if (!having || item[having]) {
+           return options.fn(this);
+       }
+    }
+    return "";
+});
+
+
+Handlebars.registerHelper('first', function(items, options) {
+    var having = options.hash.having;
+    for (var i in items) {
+       var item = items[i]
+       if (!having || item[having]) {
+           return options.fn(item);
+       }
+    }
+    return "";
+});
+
+
+Handlebars.registerHelper('commaList', function(items, options) {
+    var out = "";
+
+    for (var i in items) {
+       if (i > 0) out += ", ";
+       out += options.fn(items[i])
+    }
+
+    return out;
+});
+
+
 {
     /* default mkws config */
     var config_default = {
@@ -640,24 +694,104 @@ function replaceHtml(el, html) {
 
 function renderDetails(data, marker)
 {
-    var details = '<div class="details" id="mkwsDet_'+data.recid+'">';
-
     if (mkws.templateRecord === undefined) {
-       maybeLoadTemplate("Record");
+       loadTemplate("Record");
     }
 
+    var details;
     if (mkws.templateRecord) {
        var template = mkws.templateRecord;
-       details += template(data);
+       details = template(data);
     } else {
-       details += defaultRenderRecord(data, marker);
+       details = defaultRenderDetails(data, marker);
     }
 
-    details += '</div>';
-    return details;
+    return '<div class="details" id="mkwsDet_' + data.recid + '">' + details + '</div>';
 }
 
-function defaultRenderRecord(data, marker)
+
+function loadTemplate(name)
+{
+    var source = $("#mkwsTemplate" + name).html();
+    if (!source) {
+       source = defaultTemplate(name);
+    }
+
+    var template = Handlebars.compile(source);
+    debug("compiled template '" + name + "'");
+    mkws['template' + name] = template;
+}
+
+
+function defaultTemplate(name)
+{
+    if (name === 'Record') {
+       return '\
+      <table>\
+       <tr>\
+         <th>Title</th>\
+         <td>\
+           {{md-title}}\
+           {{#if md-title-remainder}}\
+             ({{md-title-remainder}})\
+           {{/if}}\
+           {{#if md-title-responsibility}}\
+             <i>{{md-title-responsibility}}</i>\
+           {{/if}}\
+         </td>\
+       </tr>\
+       {{#if md-date}}\
+       <tr>\
+         <th>Date</th>\
+         <td>{{md-date}}</td>\
+       </tr>\
+       {{/if}}\
+       {{#if md-author}}\
+       <tr>\
+         <th>Author</th>\
+         <td>{{md-author}}</td>\
+       </tr>\
+       {{/if}}\
+       {{#if md-electronic-url}}\
+       <tr>\
+         <th>URL</th>\
+         <td>\
+           {{#each md-electronic-url}}\
+             <a href="{{this}}">{{this}}</a><br/>\
+           {{/each}}\
+         </td>\
+       </tr>\
+       {{/if}}\
+       {{#if-any location having="md-subject"}}\
+       <tr>\
+         <th>Subject</th>\
+         <td>\
+           {{#first location having="md-subject"}}\
+             {{#if md-subject}}\
+               {{md-subject}}\
+             {{/if}}\
+           {{/first}}\
+         </td>\
+       </tr>\
+       {{/if-any}}\
+       <tr>\
+         <th>Locations</th>\
+         <td>\
+           {{#commaList location}}\
+             {{attr "@name"}}{{/commaList}}\
+         </td>\
+       </tr>\
+      </table>\
+';
+    }
+
+    var s = "There is no default '" + name +"' template!";
+    alert(s);
+    return s;
+}
+
+
+function defaultRenderDetails(data, marker)
 {
     var details = '<table>';
     if (marker) details += '<tr><td colspan="2">'+ marker + '</td></tr>';
@@ -682,22 +816,6 @@ function defaultRenderRecord(data, marker)
 }
 
 
-function maybeLoadTemplate(name)
-{
-    var source = $("#mkwsTemplate" + name).html();
-    if (!source) {
-       debug("no template '" + name + "': falling back to default behaviour");
-       // Mark template as not provided
-       mkws['template' + name] = 0;
-       return;
-    }
-
-    var template = Handlebars.compile(source);
-    debug("compiled template '" + name + "'");
-    mkws['template' + name] = template;
-}
-
-
 function renderField(caption, data, data2, data3) {
     if (data === undefined) {
        return "";