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basic message passing

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This commit is contained in:
Sriram Hariharan
2018-07-09 13:22:33 -05:00
parent 78df19b304
commit 659848d65f
3 changed files with 29 additions and 28 deletions
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32
background.js
View File

@@ -1,19 +1,25 @@
chrome.runtime.onMessage.addListener(function(request, sender, response) {
const xhr = new XMLHttpRequest();
const method = request.method ? request.method.toUpperCase() : "GET";
xhr.open(method, request.url, true);
xhr.onload = () => response(xhr.responseText);
xhr.onerror = () => response(xhr.statusText);
if (method == "POST") {
xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
if(request.greeting == "hello") {
getSaved(request,sender,response);
}
else{
const xhr = new XMLHttpRequest();
const method = request.method ? request.method.toUpperCase() : "GET";
xhr.open(method, request.url, true);
xhr.onload = () => response(xhr.responseText);
xhr.onerror = () => response(xhr.statusText);
if (method == "POST") {
xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
}
xhr.send(request.data);
}
xhr.send(request.data);
return true;
});
chrome.runtime.onInstalled.addListener(function() {
chrome.storage.sync.set({color: '#3aa757'}, function() {
console.log("The color is green.");
});
});
function getSaved(request, sender, sendResponse) {
console.log(sender.tab ?
"from a content script:" + sender.tab.url :
"from the extension");
sendResponse({farewell: "goodbye"});
}

23
content.js
View File

@@ -46,6 +46,9 @@ $(document).ready( function() {
getDistribution();
});
$("#saveCourse").click(function(){
chrome.runtime.sendMessage({greeting: "hello"}, function(response) {
console.log(response.farewell);
});
});
$("#Syllabi").click(function(){
@@ -151,10 +154,6 @@ else{
}
var building = place.substring(0,place.search(/\d/)-1);
return output + " at "+time.replace(/\./g,'').replace(/\-/g,' to ')+" in "+"<a style='font-size:medium' target='_blank' href='"+"https://maps.utexas.edu/buildings/UTM/"+building+"''>"+place.substring(0,place.search(/\d/)-1)+"</>";
}
function order(){
}
function getDistribution(){
var query = "select * from agg";
@@ -192,7 +191,7 @@ var color = "black";
else if(status.includes("closed") || status.includes("cancelled")){
color = "#F44336";
}
$(".title").append("<span style='color:"+color+";font-size:large;'>"+" #"+uniquenum+"</>");
$(".title").append("<span style='color:"+color+";font-size:medium;'>"+" #"+uniquenum+"</>");
var name;
if(profname == ""){
name = "Undecided Professor ";
@@ -201,10 +200,10 @@ if(profname == ""){
}
}
else{
name = profname.substring(0,1)+profname.substring(1).toLowerCase();
name = profinit+". "+profname.substring(0,1)+profname.substring(1).toLowerCase();
}
$(".profname").html("<h2 class=profname>with "+"<span id=lastname style='font-size: larger;font-weight:medium;'>"+name+"<span/></h2");
$(".profname").text("with "+ name);
//console.log(coursename);
span.onclick = function() {
$(".modal").fadeOut(200);
@@ -276,6 +275,7 @@ chart = Highcharts.chart('chart', {
series: [{
name: 'Grades',
data: [{y: data[6], color: '#4CAF50'}, {y: data[7], color: '#8BC34A'}, {y: data[8], color: '#CDDC39'}, {y: data[9], color: '#FFEB3B'}, {y: data[10], color: '#FFC107'}, {y: data[11], color: '#FFA000'}, {y: data[12], color: '#F57C00'}, {y: data[13], color: '#FF5722'}, {y: data[14], color: '#FF5252'}, {y: data[15], color: '#E64A19'}, {y: data[16], color: '#F44336'}, {y: data[17], color: '#D32F2F'}]
}]
}, function(chart) { // on complete
if(data.length == 0){
@@ -338,7 +338,6 @@ chrome.runtime.sendMessage({
output+=sentence;
});
description = output;
$(".description").animate({'opacity': 0}, 200, function(){
$(this).html(description).animate({'opacity': 1}, 200);
@@ -346,17 +345,13 @@ chrome.runtime.sendMessage({
var first = object.find('td[data-th="Instructor"]').text();
first = first.substring(first.indexOf(", "),first.indexOf(" ",first.indexOf(", ")+2));
first = first.substring(2);
var prop = [first.substring(0,1)+first.substring(1).toLowerCase(),profname.substring(0,1)+profname.substring(1).toLowerCase()];
rmpLink = "http://www.ratemyprofessors.com/search.jsp?queryBy=teacherName&schoolName=university+of+texas+at+austin&queryoption=HEADER&query="+first+" "+profname+";&facetSearch=true";
if(profname == ""){
eCISLink = "http://utdirect.utexas.edu/ctl/ecis/results/index.WBX?s_in_action_sw=S&s_in_search_type_sw=C&s_in_max_nbr_return=10&s_in_search_course_dept="+department+"&s_in_search_course_num="+course_nbr;
}
else{
eCISLink = "http://utdirect.utexas.edu/ctl/ecis/results/index.WBX?&s_in_action_sw=S&s_in_search_type_sw=N&s_in_search_name="+prop[1]+"%2C%20"+prop[0];
}
$("#lastname").animate({'opacity': 0}, 200, function(){
$(this).html(prop[0]+" "+prop[1]).animate({'opacity': 1}, 200);
});
eCISLink = "http://utdirect.utexas.edu/ctl/ecis/results/index.WBX?&s_in_action_sw=S&s_in_search_type_sw=N&s_in_search_name="+profname.substring(0,1)+profname.substring(1).toLowerCase()+"%2C%20"+first.substring(0,1)+first.substring(1).toLowerCase();
}
}
});

2
styles.css
View File

@@ -49,7 +49,7 @@
.profname {
margin-left: 5px;
padding-bottom: 5px;
padding-bottom: 0px;
font-size: medium;
margin-top: 10px;
}