28 lines
1.1 KiB
JavaScript
28 lines
1.1 KiB
JavaScript
/**
|
|
* Generates a Handlebars block helper called #unlesspage for use in templates. This helper must be re-generated for every page that's rendered, because the return value of the function is dependent on the name of the current page.
|
|
* @param {string} pageName - Name of the page to use in the helper function.
|
|
* @returns {function} A Handlebars helper function.
|
|
*/
|
|
module.exports = function(pageName) {
|
|
/**
|
|
* Handlebars block helper that renders the content inside of it based on the current page.
|
|
* @param {string...} pages - One or more pages to check.
|
|
* @param (object) options - Handlebars object.
|
|
* @example
|
|
* {{#unlesspage 'index', 'about'}}This must NOT be the index or about page.{{/unlesspage}}
|
|
* @return The content inside the helper if no page matches, or an empty string if a page does match.
|
|
*/
|
|
return function() {
|
|
var params = Array.prototype.slice.call(arguments);
|
|
var pages = params.slice(0, -1);
|
|
var options = params[params.length - 1];
|
|
|
|
for (var i in pages) {
|
|
if (pages[i] === pageName) {
|
|
return '';
|
|
}
|
|
}
|
|
|
|
return options.fn(this);
|
|
}
|
|
} |