Ghost/core/server/helpers/pagination.js
Hannah Wolfe 909f9012ed
Updated docs links to best equivalents (#10386)
* Updated docs links to best equivalents
   - Our documentation has been overhauled, this updates the all the old links sprinkled through Ghost
* Update integrity hash
2019-01-17 06:57:37 +00:00

46 lines
1.7 KiB
JavaScript

// ### Pagination Helper
// `{{pagination}}`
// Outputs previous and next buttons, along with info about the current page
var proxy = require('./proxy'),
_ = require('lodash'),
errors = proxy.errors,
i18n = proxy.i18n,
templates = proxy.templates,
pagination;
pagination = function (options) {
if (!_.isObject(this.pagination) || _.isFunction(this.pagination)) {
throw new errors.IncorrectUsageError({
level: 'normal',
message: i18n.t('warnings.helpers.pagination.invalidData'),
help: 'https://docs.ghost.org/api/handlebars-themes/helpers/pagination/'
});
}
if (_.isUndefined(this.pagination.page) || _.isUndefined(this.pagination.pages) ||
_.isUndefined(this.pagination.total) || _.isUndefined(this.pagination.limit)) {
throw new errors.IncorrectUsageError({
message: i18n.t('warnings.helpers.pagination.valuesMustBeDefined')
});
}
if ((!_.isNull(this.pagination.next) && !_.isNumber(this.pagination.next)) ||
(!_.isNull(this.pagination.prev) && !_.isNumber(this.pagination.prev))) {
throw new errors.IncorrectUsageError({
message: i18n.t('warnings.helpers.pagination.nextPrevValuesMustBeNumeric')
});
}
if (!_.isNumber(this.pagination.page) || !_.isNumber(this.pagination.pages) ||
!_.isNumber(this.pagination.total) || !_.isNumber(this.pagination.limit)) {
throw new errors.IncorrectUsageError({message: i18n.t('warnings.helpers.pagination.valuesMustBeNumeric')});
}
var data = _.merge({}, this.pagination);
return templates.execute('pagination', data, options);
};
module.exports = pagination;