make sharepoint ribbon reappear after being hidden from page customization

show-ribbon.js

function showRibbonOnCustomizedPages()
{
	if(window.location.href.contains("/Forms/AllItems.aspx"))
	{
		//console.log("library page");
		
		var listViews = $('.ms-listviewtable');
		if(listViews.length === 1)
		{
			//console.log('only one view found');
			//misterious code - find in parents a match that starts by the specified string
			var elem = document.getElementById($(listViews).parents('[id^="MSOZoneCell_WebPartWPQ"]').attr('id'));
			if (elem != null) {
				//console.log("showing ribbon");
			    var dummyevent = new Array();
			    dummyevent["target"] = elem;
			    dummyevent["srcElement"] = elem;
			    elem.parentNode.click(); 
			    WpClick(dummyevent);
			   //set the Browse button as default
			    _ribbonStartInit("Ribbon.Browse", true);
			   }
		}
	}
	else
	{
		//console.log("non library page");
	}
	
}


jQuery(function ($) {

setTimeout(function(){
		showRibbonOnCustomizedPages();
	}, 1000);
});