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Code Issues Releases Wiki Activity

resolve context keys in eg. #if statements in handlebar templates

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This commit is contained in:
Aiko Mastboom 2013-04-28 17:15:04 +02:00
parent 6d1805df8a
commit 46d33b26ec
1 changed files with 28 additions and 9 deletions
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37
preview.js
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@ -103,19 +103,26 @@ module.exports = function (config, mongoDataInstance) {
}
var compiled_template = null;
var keys_to_collect = {};
function collectKey(key) {
return function () {
if (keys_to_collect.hasOwnProperty(key)) {
return keys_to_collect[key];
} else {
keys_to_collect[key] = null;
return "wating for content";
}
}
}
// Handlebars is synchronous ouch !!
var handlebars = Handlebars.create();
_.forEach(_.keys(context_result), function (key) {
handlebars.registerHelper(key, function () {
if (context_result[key].guid) {
if (keys_to_collect.hasOwnProperty(key)) {
return keys_to_collect[key];
} else {
keys_to_collect[key] = null;
return "";
}
return collectKey(key)();
}
return "";
return context_result[key];
});
});
try {
@ -124,8 +131,20 @@ module.exports = function (config, mongoDataInstance) {
config.errors && console.log('ERR template_tag Handlebars.compile', template, err);
return callback(err);
}
var extendHandlebars_context = function (result) {
var handlebars = {};
_.forEach(_.keys(result), function (key) {
if (result[key].guid) {
handlebars[key] = collectKey(key);
} else {
handlebars[key] = result[key];
}
});
return handlebars;
};
var handlebars_context = extendHandlebars_context(context_result);
try {
compiled_template(context_result);
compiled_template(handlebars_context);
} catch (err) {
config.errors && console.log('ERR template_tag Handlebars.render', template, context, err);
return callback(err);
@ -155,7 +174,7 @@ module.exports = function (config, mongoDataInstance) {
function onSuccess() {
var rendered = null;
try {
rendered = compiled_template(context_result);
rendered = compiled_template(handlebars_context);
} catch (err) {
config.errors && console.log('ERR template_tag Handlebars.render', template, context, err);
return callback(err);