options.js

/*
 * Handles loading/saving options for PB
*/
function saveData(){
	var pageList = new Array();
	var inputElems = document.getElementsByName('startPage');
	for(var idx = 0; idx < 10; idx++){
		var page = inputElems[idx];
		if(page.value != undefined && page.value != ''){
			pageList.push(page.value);
		}
	}
	
	localStorage["pbPageList"] = JSON.stringify(pageList);
	
	// Reload to move up any missing lines etc.
	loadData();
}

function loadData(){
	// Very first time loading PB
	if(localStorage["pbPageList"] == undefined) {
		restoreDefaults();
		return;
	}

	var pageList = JSON.parse(localStorage["pbPageList"]);	
	var inputElems = document.getElementsByName('startPage');
	for(var idx = 0; idx < 10; idx++){
		if(pageList[idx] != undefined)
			inputElems[idx].value = pageList[idx];
		else
			inputElems[idx].value = '';
	}
}

function restoreDefaults() {
	// List of top-level news-type sites to start browsing from. Taken from http://www.alexa.com/topsites/countries/US
	// In some cases modified away from the splash page so that randomly selected links are better
	var topSites = ['http://www.cnn.com/', 
					'http://news.yahoo.com',
					'http://en.wikipedia.org/wiki/Main_Page',
					'http://www.craigslist.org/',
					'http://www.go.com',
					'http://www.msn.com',
					'http://www.aol.com'];
	
	var inputElems = document.getElementsByName('startPage');
	for(var idx = 0; idx < 10; idx++){
		if(topSites[idx] != undefined)
			inputElems[idx].value = topSites[idx];
		else
			inputElems[idx].value = '';
	}
	
	saveData();
}

document.addEventListener('DOMContentLoaded', loadData);
document.querySelector('#save').addEventListener('click', saveData);
document.querySelector('#restoreDefaults').addEventListener('click', restoreDefaults);