mirror of https://github.com/zulip/zulip.git
81 lines
2.5 KiB
JavaScript
81 lines
2.5 KiB
JavaScript
var templates = (function () {
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var exports = {};
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exports.render = function (name, arg) {
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if (Handlebars.templates === undefined) {
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throw "Cannot find compiled templates!";
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}
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// The templates should be compiled into compiled.js. In
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// prod we build compiled.js as part of the deployment process,
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// and for devs we have run_dev.py build compiled.js when templates
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// change.
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return Handlebars.templates[name](arg);
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};
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// We don't want to wait for DOM ready to register the Handlebars helpers
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// below. There's no need to, as they do not access the DOM.
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// Furthermore, waiting for DOM ready would introduce race conditions with
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// other DOM-ready callbacks that attempt to render templates.
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// Regular Handlebars partials require pre-registering. This allows us to treat
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// any template as a partial. We also allow the partial to be passed additional
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// named arguments. Arguments should alternate between strings which will be
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// used as the name and the associated value.
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Handlebars.registerHelper('partial', function (template_name) {
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var extra_data = {};
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var args_len = arguments.length;
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var i;
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for (i = 1; i < args_len - 2; i += 2) {
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extra_data[arguments[i]] = arguments[i + 1];
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}
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var data = _.extend({}, this, extra_data);
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return new Handlebars.SafeString(exports.render(template_name, data));
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});
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Handlebars.registerHelper('plural', function (condition, one, other) {
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return (condition === 1) ? one : other;
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});
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Handlebars.registerHelper('if_and', function () {
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// Execute the conditional code if all conditions are true.
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// Example usage:
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// {{#if_and cond1 cond2 cond3}}
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// <p>All true</p>
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// {{/if_and}}
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var options = arguments[arguments.length - 1];
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var i;
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for (i = 0; i < arguments.length - 1; i++) {
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if (!arguments[i]) {
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return options.inverse(this);
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}
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}
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return options.fn(this);
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});
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Handlebars.registerHelper('if_or', function () {
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// Execute the conditional code if any of the conditions are true.
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// Example usage:
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// {{#if_or cond1 cond2 cond3}}
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// <p>At least one is true</p>
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// {{/if_or}}
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var options = arguments[arguments.length - 1];
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var i;
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for (i = 0; i < arguments.length - 1; i++) {
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if (arguments[i]) {
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return options.fn(this);
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}
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}
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return options.inverse(this);
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});
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return exports;
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}());
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if (typeof module !== 'undefined') {
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module.exports = templates;
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}
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