40 lines
1.5 KiB
JavaScript
40 lines
1.5 KiB
JavaScript
/**
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* Helper functions for controlling layout.
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*
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* @example
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* <%- get_widgets(position) %>
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* <%- has_column() %>
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* <%- column_count() %>
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*/
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module.exports = function (hexo) {
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hexo.extend.helper.register('has_widget', function (type) {
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const hasWidgets = hexo.extend.helper.get('has_config').bind(this)('widgets');
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if (!hasWidgets) {
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return false;
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}
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const widgets = hexo.extend.helper.get('get_config').bind(this)('widgets');
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return widgets.some(widget => widget.hasOwnProperty('type') && widget.type === type);
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});
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hexo.extend.helper.register('get_widgets', function (position) {
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const hasWidgets = hexo.extend.helper.get('has_config').bind(this)('widgets');
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if (!hasWidgets) {
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return [];
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}
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const widgets = hexo.extend.helper.get('get_config').bind(this)('widgets');
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return widgets.filter(widget => widget.hasOwnProperty('position') && widget.position === position);
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});
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hexo.extend.helper.register('has_column', function (position) {
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const getWidgets = hexo.extend.helper.get('get_widgets').bind(this);
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return getWidgets(position).length > 0;
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});
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hexo.extend.helper.register('column_count', function () {
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let columns = 1;
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const hasColumn = hexo.extend.helper.get('has_column').bind(this);
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columns += hasColumn('left') ? 1 : 0;
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columns += hasColumn('right') ? 1 : 0;
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return columns;
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});
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} |