Merge pull request #110 from ajayyy/experimental

Update master

background.js

@@ -1,55 +1,43 @@
-//when a new tab is highlighted
-chrome.tabs.onActivated.addListener(
-  function(activeInfo) {
-    chrome.tabs.get(activeInfo.tabId, function(tab) {
-      let id = getYouTubeVideoID(tab.url);
-
-      //if this even is a YouTube tab
-      if (id) {
-        videoIDChange(id, activeInfo.tabId);
-      }
-    })
-  }
-);
-
-//when a tab changes URLs
 chrome.tabs.onUpdated.addListener(function(tabId, changeInfo, tab) {
-    if (changeInfo != undefined && changeInfo.url != undefined) {
+	chrome.tabs.sendMessage(tabId, {
-      let id = getYouTubeVideoID(changeInfo.url);
+		message: 'update',
-
+	});
-      //if URL changed and is youtube video message contentScript the video id
-      if (changeInfo.url && id) { 
-        videoIDChange(id, tabId);
-      }
-    }
 });
 
 chrome.runtime.onMessage.addListener(function (request, sender, callback) {
-  if (request.message == "submitTimes") {
+	switch(request.message) {
-    submitTimes(request.videoID, callback);
+		case "submitTimes":
-
+			submitTimes(request.videoID, callback);
-    //this allows the callback to be called later by the submitTimes function
+			
-    return true;
+			//this allows the callback to be called later by the submitTimes function
-  } else if (request.message == "addSponsorTime") {
+			return true; 
-    addSponsorTime(request.time, request.videoID, callback);
+		case "addSponsorTime":
-
+			addSponsorTime(request.time, request.videoID, callback);
-    //this allows the callback to be called later
+			
-    return true;
+			//this allows the callback to be called later
-  } else if (request.message == "getSponsorTimes") {
+			return true; 
-    getSponsorTimes(request.videoID, function(sponsorTimes) {
+		case "getSponsorTimes":
-      callback({
+			getSponsorTimes(request.videoID, function(sponsorTimes) {
-        sponsorTimes: sponsorTimes
+				callback({
-      })
+					sponsorTimes: sponsorTimes
-    });
+				})
-
+			});
-    //this allows the callback to be called later
+			
-    return true;
+			//this allows the callback to be called later
-  } else if (request.message == "submitVote") {
+			return true;
-    submitVote(request.type, request.UUID, callback);
+		case "submitVote":
-
+			submitVote(request.type, request.UUID, callback);
-    //this allows the callback to be called later
+			
-    return true;
+			//this allows the callback to be called later
-  }
+			return true;
+		case "alertPrevious":
+			chrome.notifications.create("stillThere" + Math.random(), {
+				type: "basic",
+				title: "Do you want to submit the sponsor times for video id " + request.previousVideoID + "?",
+				message: "You seem to have left some sponsor times unsubmitted. Go back to that page to submit them (they are not deleted).",
+				iconUrl: "./icons/LogoSponsorBlocker256px.png"
+			});
+	}
 });
 
 //add help page on install
@@ -154,7 +142,7 @@ function submitVote(type, UUID, callback) {
 function submitTimes(videoID, callback) {
   //get the video times from storage
   let sponsorTimeKey = 'sponsorTimes' + videoID;
-  chrome.storage.sync.get([sponsorTimeKey], function(result) {
+  chrome.storage.sync.get([sponsorTimeKey, "userID"], function(result) {
     let sponsorTimes = result[sponsorTimeKey];
     let userID = result.userID;
 
@@ -193,56 +181,6 @@ function submitTimes(videoID, callback) {
   });
 }
 
-function videoIDChange(currentVideoID, tabId) {
-  //send a message to the content script
-  chrome.tabs.sendMessage(tabId, {
-    message: 'ytvideoid',
-    id: currentVideoID
-  });
-
-  chrome.storage.sync.get(["sponsorVideoID", "previousVideoID"], function(result) {
-    const sponsorVideoID = result.sponsorVideoID;
-    const previousVideoID = result.previousVideoID;
-
-    //not a url change
-    if (sponsorVideoID == currentVideoID){
-      return;
-    }
-
-    chrome.storage.sync.set({
-      "sponsorVideoID": currentVideoID
-    });
-
-    //warn them if they had unsubmitted times
-    if (previousVideoID != null) {
-      //get the sponsor times from storage
-      let sponsorTimeKey = 'sponsorTimes' + previousVideoID;
-      chrome.storage.sync.get([sponsorTimeKey], function(result) {
-        let sponsorTimes = result[sponsorTimeKey];
-
-        if (sponsorTimes != undefined && sponsorTimes.length > 0) {
-          //warn them that they have unsubmitted sponsor times
-          chrome.notifications.create("stillThere" + Math.random(), {
-            type: "basic",
-            title: "Do you want to submit the sponsor times for watch?v=" + previousVideoID + "?",
-            message: "You seem to have left some sponsor times unsubmitted. Go back to that page to submit them (they are not deleted).",
-            iconUrl: "./icons/LogoSponsorBlocker256px.png"
-          });
-        }
-
-        //set the previous video id to the currentID
-        chrome.storage.sync.set({
-          "previousVideoID": currentVideoID
-        });
-      });
-    } else {
-      chrome.storage.sync.set({
-        "previousVideoID": currentVideoID
-      });
-    }
-  });
-}
-
 function sendRequestToServer(type, address, callback) {
   let xmlhttp = new XMLHttpRequest();
 
@@ -262,5 +200,21 @@ function sendRequestToServer(type, address, callback) {
   xmlhttp.send();
 }
 
-//uuid generator function from https://gist.github.com/jed/982883
+function generateUUID(length = 36) {
-function generateUUID(a){return a?(a^Math.random()*16>>a/4).toString(16):([1e7]+-1e3+-4e3+-8e3+-1e11).replace(/[018]/g,generateUUID)}
+    let charset = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+    let result = "";
+    let isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
+    if (window.crypto && window.crypto.getRandomValues) {
+        values = new Uint32Array(length);
+        window.crypto.getRandomValues(values);
+        for (i = 0; i < length; i++) {
+            result += charset[values[i] % charset.length];
+        }
+        return result;
+    } else {
+        for (let i = 0; i < length; i++) {
+          result += charset[Math.floor(Math.random() * charset.length)];
+        }
+        return result;
+    }
+}

content.css

@@ -1,3 +1,21 @@
+#previewbar {
+    overflow: visible;
+    padding: 0;
+    margin: 0;
+    position: absolute;
+    width: 100%;
+	pointer-events: none;
+	
+	height: 100%;
+	transform: scaleY(0.6) translateY(-30%) translateY(1.5px);
+	z-index: 40;
+}
+
+.previewbar {
+	display: inline-block;
+	height: 100%;
+}
+
 .popup {
     z-index: 10;
     width: 100%;

content.js

@@ -1,24 +1,33 @@
 //was sponsor data found when doing SponsorsLookup
 var sponsorDataFound = false;
-
+var previousVideoID = null;
 //the actual sponsorTimes if loaded and UUIDs associated with them
 var sponsorTimes = null;
 var UUIDs = null;
 //what video id are these sponsors for
 var sponsorVideoID = null;
 
+//these are sponsors that have been downvoted
+var hiddenSponsorTimes = [];
+
 //the time this video is starting at when first played, if not zero
 var youtubeVideoStartTime = null;
 
 //the video
 var v;
 
+var listenerAdded;
+
 //the channel this video is about
 var channelURL;
 
 //is this channel whitelised from getting sponsors skipped
 var channelWhitelisted = false;
 
+// create preview bar
+let progressBar = document.getElementsByClassName("ytp-progress-bar-container")[0] || document.getElementsByClassName("no-model cue-range-markers")[0];
+var previewBar = new PreviewBar(progressBar);
+
 if(id = getYouTubeVideoID(document.URL)){ // Direct Links
   videoIDChange(id);
 }
@@ -29,6 +38,10 @@ var lastTime = -1;
 //the actual time (not video time) that the last skip happened
 var lastUnixTimeSkipped = -1;
 
+//the amount of times the sponsor lookup has retried
+//this only happens if there is an error
+var sponsorLookupRetries = 0;
+
 //the last time in the video a sponsor was skipped
 //used for the go back button
 var lastSponsorTimeSkipped = null;
@@ -77,14 +90,14 @@ chrome.storage.sync.get(["dontShowNoticeAgain"], function(result) {
 
 //get messages from the background script and the popup
 chrome.runtime.onMessage.addListener(messageListener);
-
+  
 function messageListener(request, sender, sendResponse) {
-    //message from background script
-    if (request.message == "ytvideoid") { 
-      videoIDChange(request.id);
-    }
-
     //messages from popup script
+  
+    if (request.message == "update") {
+      if(id = getYouTubeVideoID(document.URL)) videoIDChange(id);
+    }
+  
     if (request.message == "sponsorStart") {
       sponsorMessageStarted(sendResponse);
     }
@@ -98,6 +111,7 @@ function messageListener(request, sender, sendResponse) {
       sendResponse({
         found: sponsorDataFound,
         sponsorTimes: sponsorTimes,
+        hiddenSponsorTimes: hiddenSponsorTimes,
         UUIDs: UUIDs
       });
 
@@ -115,6 +129,16 @@ function messageListener(request, sender, sendResponse) {
       })
     }
 
+    if (request.message == "skipToTime") {
+      v.currentTime = request.time;
+    }
+
+    if (request.message == "getCurrentTime") {
+      sendResponse({
+        currentTime: v.currentTime
+      });
+    }
+
     if (request.message == "getChannelURL") {
       sendResponse({
         channelURL: channelURL
@@ -179,11 +203,33 @@ document.onkeydown = function(e){
 }
 
 function videoIDChange(id) {
-  //not a url change
-  if (sponsorVideoID == id){
-    return;
-  }
 
+  //not a url change
+  if (sponsorVideoID == id) return;
+
+  //warn them if they had unsubmitted times
+  if (previousVideoID != null) {
+    //get the sponsor times from storage
+    let sponsorTimeKey = 'sponsorTimes' + previousVideoID;
+    chrome.storage.sync.get([sponsorTimeKey], function(result) {
+      let sponsorTimes = result[sponsorTimeKey];
+
+      if (sponsorTimes != undefined && sponsorTimes.length > 0) {
+        //warn them that they have unsubmitted sponsor times
+          chrome.runtime.sendMessage({
+            message: "alertPrevious",
+            previousVideoID: previousVideoID
+          })
+      }
+
+      //set the previous video id to the currentID
+      previousVideoID = id;
+    });
+  } else {
+    //set the previous id now, don't wait for chrome.storage.get
+    previousVideoID = id;
+  }
+  
   //close popup
   closeInfoMenu();
 
@@ -195,6 +241,10 @@ function videoIDChange(id) {
   sponsorTimes = null;
   UUIDs = null;
   sponsorVideoID = id;
+  sponsorLookupRetries = 0;
+
+  //empty the preview bar
+  previewBar.set([], [], 0);
 
   //see if there is a video start time
   youtubeVideoStartTime = getYouTubeVideoStartTime(document.URL);
@@ -273,9 +323,21 @@ function sponsorsLookup(id) {
       sponsorTimes = JSON.parse(xmlhttp.responseText).sponsorTimes;
       UUIDs = JSON.parse(xmlhttp.responseText).UUIDs;
 
+      //update the preview bar
+      //leave the type blank for now until categories are added
+      console.log(v.duration)
+      if (isNaN(v.duration)) {
+        //wait until it is loaded
+        v.addEventListener('durationchange', updatePreviewBar);
+      } else {
+        //set it now
+        updatePreviewBar();
+      }
+
       getChannelID();
 
-    } else if (xmlhttp.readyState == 4) {
+      sponsorLookupRetries = 0;
+    } else if (xmlhttp.readyState == 4 && xmlhttp.status == 404) {
       sponsorDataFound = false;
 
       //check if this video was uploaded recently
@@ -290,6 +352,13 @@ function sponsorsLookup(id) {
           }
         }
       });
+
+      sponsorLookupRetries = 0;
+    } else if (xmlhttp.readyState == 4 && sponsorLookupRetries < 90) {
+      //some error occurred, try again in a second
+      setTimeout(() => sponsorsLookup(id), 1000);
+
+      sponsorLookupRetries++;
     }
   });
 
@@ -299,6 +368,13 @@ function sponsorsLookup(id) {
   };
 }
 
+function updatePreviewBar() {
+  previewBar.set(sponsorTimes, [], v.duration);
+
+  //the listener is only needed once
+  v.removeEventListener('durationchange', updatePreviewBar);
+}
+
 function getChannelID() {
   //get channel id
   let channelContainers = document.querySelectorAll("#owner-name");
@@ -378,7 +454,7 @@ function checkSponsorTime(sponsorTimes, index, openNotice) {
     lastTime = v.currentTime - 0.0001;
   }
 
-  if (checkIfTimeToSkip(v.currentTime, sponsorTimes[index][0])) {
+  if (checkIfTimeToSkip(v.currentTime, sponsorTimes[index][0]) && !hiddenSponsorTimes.includes(index)) {
     //skip it
     skipToTime(v, index, sponsorTimes, openNotice);
 
@@ -889,6 +965,26 @@ function afterDownvote(UUID) {
   //add element to div
   document.getElementById("sponsorTimesVoteButtonsContainer" + UUID).appendChild(thanksForVotingText);
   document.getElementById("sponsorTimesVoteButtonsContainer" + UUID).appendChild(thanksForVotingInfoText);
+
+  //remove this sponsor from the sponsors looked up
+  //find which one it is
+  for (let i = 0; i < sponsorTimes.length; i++) {
+    if (UUIDs[i] == UUID) {
+      //this one is the one to hide
+      
+      //add this as a hidden sponsorTime
+      hiddenSponsorTimes.push(i);
+
+      let sponsorTimesLeft = sponsorTimes.slice();
+      for (let j = 0; j < hiddenSponsorTimes.length; j++) {
+        //remove this sponsor time
+        sponsorTimesLeft.splice(hiddenSponsorTimes[j], 1);
+      }
+
+      //update the preview
+      previewBar.set(sponsorTimesLeft, [], v.duration);
+    }
+  }
 }
 
 function addLoadingInfo(message, UUID) {
@@ -1048,6 +1144,9 @@ function sendSubmitMessage(){
         //clear the sponsor times
         let sponsorTimeKey = "sponsorTimes" + currentVideoID;
         chrome.storage.sync.set({[sponsorTimeKey]: []});
+
+        //request the sponsors from the server again
+        sponsorsLookup(currentVideoID);
       } else {
         //for a more detailed error message, they should check the popup
         //show that the upload failed

manifest.json

@@ -1,7 +1,7 @@
 {
   "name": "SponsorBlock for YouTube - Skip Sponsorships",
   "short_name": "SponsorBlock",
-  "version": "1.0.30",
+  "version": "1.0.35",
   "description": "Skip over sponsorship on YouTube videos. Report sponsors on videos you watch to save the time of others.",
   "content_scripts": [
     {
@@ -11,6 +11,7 @@
       "all_frames": true,
       "js": [
         "config.js",
+        "utils/previewBar.js",
         "utils.js",
         "content.js",
         "popup.js"
@@ -36,7 +37,6 @@
     "popup.html"
   ],
   "permissions": [
-    "tabs",
     "storage",
     "notifications",
     "https://sponsor.ajay.app/*"

popup.css

@@ -80,8 +80,14 @@ h1.popupElement {
 
 .mediumLink.popupElement {
 	font-size: 15px;
-	padding-left: 15px;
+	margin-left: 25px;
-	padding-right: 15px;
+	margin-right: 25px;
+	text-decoration: underline;
+	cursor: pointer;
+}
+
+.tinyLink.popupElement {
+	font-size: 10px;
 	text-decoration: underline;
 	cursor: pointer;
 }

popup.html

@@ -93,6 +93,8 @@
         
                 </div>
               </b>
+
+              <br/>
       
               <button id="clearTimes" class="smallButton popupElement">Clear Times</button>
       
@@ -112,6 +114,31 @@
       
             </div>
 
+            <div id="setUsernameContainer" class="popupElement">
+              <br/>
+              <br/>
+    
+              <button id="setUsernameButton" class="warningButton popupElement">Set Username</button>
+            </div>
+
+            <div id="setUsername" class="popupElement" style="display: none">
+                <br/>
+
+                <h3>Set Username</h3>
+
+                <div id="setUsernameStatusContainer" style="display: none">
+                    <h2 id="setUsernameStatus"></h2>
+                </div>
+
+
+                <input id="usernameInput" hint="Username"></input>
+
+                <br/>
+                <br/>
+
+                <button id="submitUsername" class="warningButton popupElement">Submit Username</button>
+            </div>
+
             <div id="discordButtonContainer" class="popupElement" style="display: none">
               <br/>
 
@@ -119,7 +146,7 @@
 
               <br/>
 
-              Come join the official discord server to give suggestions and feedback!
+                Come join the official discord server to give suggestions and feedback!
 
               <br/>
 

popup.js

@@ -54,6 +54,14 @@ function runThePopup() {
   // submitTimesInfoMessage
   "submitTimesInfoMessageContainer",
   "submitTimesInfoMessage",
+  // Username
+  "setUsernameContainer",
+  "setUsernameButton",
+  "setUsernameStatusContainer",
+  "setUsernameStatus",
+  "setUsername",
+  "usernameInput",
+  "submitUsername",
   // More
   "submissionSection",
   "mainControls",
@@ -78,6 +86,8 @@ function runThePopup() {
   SB.showDeleteButtonPlayerControls.addEventListener("click", showDeleteButtonPlayerControls);
   SB.disableSponsorViewTracking.addEventListener("click", disableSponsorViewTracking);
   SB.enableSponsorViewTracking.addEventListener("click", enableSponsorViewTracking);
+  SB.setUsernameButton.addEventListener("click", setUsernameButton);
+  SB.submitUsername.addEventListener("click", submitUsername);
   SB.optionsButton.addEventListener("click", openOptions);
   SB.reportAnIssue.addEventListener("click", reportAnIssue);
   SB.hideDiscordButton.addEventListener("click", hideDiscordButton);
@@ -201,17 +211,25 @@ function runThePopup() {
     }
   });
   
-  
   chrome.tabs.query({
       active: true,
       currentWindow: true
-  }, loadTabData);
+  }, onTabs);
   
+  function onTabs(tabs) {
+	  chrome.tabs.sendMessage(tabs[0].id, {message: 'getVideoID'}, function(result) {
+		  if (result != undefined && result.videoID) {
+        currentVideoID = result.videoID;
+
+		    loadTabData(tabs);
+		  } else if (result == undefined && chrome.runtime.lastError) {
+        //this isn't a YouTube video then, or at least the content script is not loaded
+        displayNoVideo();
+      }
+	  });
+  }
   
   function loadTabData(tabs) {
-    //set current videoID
-    currentVideoID = getYouTubeVideoID(tabs[0].url);
-  
     if (!currentVideoID) {
       //this isn't a YouTube video then
       displayNoVideo();
@@ -376,7 +394,14 @@ function runThePopup() {
       for (let i = 0; i < request.sponsorTimes.length; i++) {
         let sponsorTimeButton = document.createElement("button");
         sponsorTimeButton.className = "warningButton popupElement";
-        sponsorTimeButton.innerText = getFormattedTime(request.sponsorTimes[i][0]) + " to " + getFormattedTime(request.sponsorTimes[i][1]);
+
+        let extraInfo = "";
+        if (request.hiddenSponsorTimes.includes(i)) {
+          //this one is hidden
+          extraInfo = " (hidden)";
+        }
+
+        sponsorTimeButton.innerText = getFormattedTime(request.sponsorTimes[i][0]) + " to " + getFormattedTime(request.sponsorTimes[i][1]) + extraInfo;
         
         let votingButtons = document.createElement("div");
   
@@ -465,8 +490,11 @@ function runThePopup() {
       let index = i;
       deleteButton.addEventListener("click", () => deleteSponsorTime(index));
   
-      let spacer = document.createElement("span");
+      let previewButton = document.createElement("span");
-      spacer.innerText = " ";
+      previewButton.id = "sponsorTimePreviewButton" + i;
+      previewButton.innerText = "Preview";
+      previewButton.className = "mediumLink popupElement";
+      previewButton.addEventListener("click", () => previewSponsorTime(index));
   
       let editButton = document.createElement("span");
       editButton.id = "sponsorTimeEditButton" + i;
@@ -488,19 +516,46 @@ function runThePopup() {
       }
   
       currentSponsorTimeContainer.innerText = currentSponsorTimeMessage;
-      currentSponsorTimeContainer.addEventListener("click", () => editSponsorTime(index));
   
       sponsorTimesContainer.appendChild(currentSponsorTimeContainer);
       sponsorTimesContainer.appendChild(deleteButton);
   
       //only if it is a complete sponsor time
       if (sponsorTimes[i].length > 1) {
+        sponsorTimesContainer.appendChild(previewButton);
         sponsorTimesContainer.appendChild(editButton);
+
+        currentSponsorTimeContainer.addEventListener("click", () => editSponsorTime(index));
       }
     }
   
     return sponsorTimesContainer;
   }
+
+  function previewSponsorTime(index) {
+    let skipTime = sponsorTimes[index][0];
+
+    if (document.getElementById("startTimeMinutes" + index) != null) {
+      //edit is currently open, use that time
+
+      skipTime = getSponsorTimeEditTimes("startTime", index);
+
+      //save the edit
+      saveSponsorTimeEdit(index, false);
+    }
+
+    chrome.tabs.query({
+      active: true,
+      currentWindow: true
+    }, tabs => {
+      chrome.tabs.sendMessage(
+        tabs[0].id, {
+          message: "skipToTime",
+          time: skipTime - 2
+        }
+      );
+    });
+  }
   
   function editSponsorTime(index) {
     if (document.getElementById("startTimeMinutes" + index) != null) {
@@ -513,6 +568,13 @@ function runThePopup() {
   
     let sponsorTimeContainer = document.getElementById("sponsorTimeContainer" + index);
   
+    //the button to set the current time
+    let startTimeNowButton = document.createElement("span");
+    startTimeNowButton.id = "startTimeNowButton" + index;
+    startTimeNowButton.innerText = "(Now)";
+    startTimeNowButton.className = "tinyLink popupElement";
+    startTimeNowButton.addEventListener("click", () => setEditTimeToCurrentTime("startTime", index));
+
     //get sponsor time minutes and seconds boxes
     let startTimeMinutes = document.createElement("input");
     startTimeMinutes.id = "startTimeMinutes" + index;
@@ -527,7 +589,7 @@ function runThePopup() {
     startTimeSeconds.type = "text";
     startTimeSeconds.value = getTimeInFormattedSeconds(sponsorTimes[index][0]);
     startTimeSeconds.style.width = "60px";
-  
+
     let endTimeMinutes = document.createElement("input");
     endTimeMinutes.id = "endTimeMinutes" + index;
     endTimeMinutes.className = "sponsorTime popupElement";
@@ -541,6 +603,13 @@ function runThePopup() {
     endTimeSeconds.type = "text";
     endTimeSeconds.value = getTimeInFormattedSeconds(sponsorTimes[index][1]);
     endTimeSeconds.style.width = "60px";
+
+    //the button to set the current time
+    let endTimeNowButton = document.createElement("span");
+    endTimeNowButton.id = "endTimeNowButton" + index;
+    endTimeNowButton.innerText = "(Now)";
+    endTimeNowButton.className = "tinyLink popupElement";
+    endTimeNowButton.addEventListener("click", () => setEditTimeToCurrentTime("endTime", index));
   
     let colonText = document.createElement("span");
     colonText.innerText = ":";
@@ -553,6 +622,7 @@ function runThePopup() {
       sponsorTimeContainer.removeChild(sponsorTimeContainer.firstChild);
     }
   
+    sponsorTimeContainer.appendChild(startTimeNowButton);
     sponsorTimeContainer.appendChild(startTimeMinutes);
     sponsorTimeContainer.appendChild(colonText);
     sponsorTimeContainer.appendChild(startTimeSeconds);
@@ -560,6 +630,7 @@ function runThePopup() {
     sponsorTimeContainer.appendChild(endTimeMinutes);
     sponsorTimeContainer.appendChild(colonText);
     sponsorTimeContainer.appendChild(endTimeSeconds);
+    sponsorTimeContainer.appendChild(endTimeNowButton);
   
     //add save button and remove edit button
     let saveButton = document.createElement("span");
@@ -573,16 +644,37 @@ function runThePopup() {
   
     sponsorTimesContainer.replaceChild(saveButton, editButton);
   }
+
+  function setEditTimeToCurrentTime(idStartName, index) {
+    chrome.tabs.query({
+      active: true,
+      currentWindow: true
+    }, tabs => {
+      chrome.tabs.sendMessage(
+        tabs[0].id,
+        {message: "getCurrentTime"},
+        function (response) {
+          let minutes = document.getElementById(idStartName + "Minutes" + index);
+          let seconds = document.getElementById(idStartName + "Seconds" + index);
+    
+          minutes.value = getTimeInMinutes(response.currentTime);
+          seconds.value = getTimeInFormattedSeconds(response.currentTime);
+        });
+    });
+  }
+
+  //id start name is whether it is the startTime or endTime
+  //gives back the time in seconds
+  function getSponsorTimeEditTimes(idStartName, index) {
+    let minutes = document.getElementById(idStartName + "Minutes" + index);
+    let seconds = document.getElementById(idStartName + "Seconds" + index);
+
+    return parseInt(minutes.value) * 60 + parseFloat(seconds.value);
+  }
   
-  function saveSponsorTimeEdit(index) {
+  function saveSponsorTimeEdit(index, closeEditMode = true) {
-    let startTimeMinutes = document.getElementById("startTimeMinutes" + index);
+    sponsorTimes[index][0] = getSponsorTimeEditTimes("startTime", index);
-    let startTimeSeconds = document.getElementById("startTimeSeconds" + index);
+    sponsorTimes[index][1] = getSponsorTimeEditTimes("endTime", index);
-  
-    let endTimeMinutes = document.getElementById("endTimeMinutes" + index);
-    let endTimeSeconds = document.getElementById("endTimeSeconds" + index);
-  
-    sponsorTimes[index][0] = parseInt(startTimeMinutes.value) * 60 + parseFloat(startTimeSeconds.value);
-    sponsorTimes[index][1] = parseInt(endTimeMinutes.value) * 60 + parseFloat(endTimeSeconds.value);
   
     //save this
     let sponsorTimeKey = "sponsorTimes" + currentVideoID;
@@ -598,9 +690,11 @@ function runThePopup() {
       });
     });
   
-    displaySponsorTimes();
+    if (closeEditMode) {
+      displaySponsorTimes();
 
-    showSubmitTimesIfNecessary();
+      showSubmitTimesIfNecessary();
+    }
   }
   
   //deletes the sponsor time submitted at an index
@@ -911,11 +1005,64 @@ function runThePopup() {
     }
   }
   
-  //make the options div visisble
+  //make the options div visible
   function openOptions() {
     document.getElementById("optionsButtonContainer").style.display = "none";
     document.getElementById("options").style.display = "unset";
   }
+
+  //make the options username setting option visible
+  function setUsernameButton() {
+    //get the userID
+    chrome.storage.sync.get(["userID"], function(result) {
+      //get username from the server
+      sendRequestToServer("GET", "/api/getUsername?userID=" + result.userID, function (xmlhttp, error) {
+        if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
+          SB.usernameInput.value = JSON.parse(xmlhttp.responseText).userName;
+
+          SB.submitUsername.style.display = "unset";
+          SB.usernameInput.style.display = "unset";
+
+          SB.setUsernameContainer.style.display = "none";
+          SB.setUsername.style.display = "unset";
+        } else {
+          SB.setUsername.style.display = "unset";
+          SB.submitUsername.style.display = "none";
+          SB.usernameInput.style.display = "none";
+
+          SB.setUsernameStatus.innerText = "Couldn't connect to server. Error code: " + xmlhttp.status;
+        }
+      });
+    });
+  }
+
+  //submit the new username
+  function submitUsername() {
+    //add loading indicator
+    SB.setUsernameStatusContainer.style.display = "unset";
+    SB.setUsernameStatus.innerText = "Loading...";
+
+    //get the userID
+    chrome.storage.sync.get(["userID"], function(result) {
+      sendRequestToServer("POST", "/api/setUsername?userID=" + result.userID + "&username=" + SB.usernameInput.value, function (xmlhttp, error) {
+        if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
+          //submitted
+          SB.submitUsername.style.display = "none";
+          SB.usernameInput.style.display = "none";
+
+          SB.setUsernameStatus.innerText = "Success!";
+        } else if (xmlhttp.readyState == 4 && xmlhttp.status == 400) {
+          SB.setUsernameStatus.innerText = "Bad Request";
+        } else {
+          SB.setUsernameStatus.innerText = getErrorMessage(EN_US, xmlhttp.status);
+        }
+      });
+    });
+
+
+    SB.setUsernameContainer.style.display = "none";
+    SB.setUsername.style.display = "unset";
+  }
   
   //this is not a YouTube video page
   function displayNoVideo() {

utils/previewBar.js

@@ -0,0 +1,86 @@
+/*
+	This is based on code from VideoSegments.
+	https://github.com/videosegments/videosegments/commits/f1e111bdfe231947800c6efdd51f62a4e7fef4d4/segmentsbar/segmentsbar.js
+*/
+
+'use strict';
+
+let barTypes = {
+	"undefined": {
+		color: "#00d400",
+		opacity: "0.5"
+	},
+	"sponsor": {
+		color: "#00d400",
+		opacity: "0.5"
+	}
+};
+
+class PreviewBar {
+	constructor(parent) {
+		this.container = document.createElement('ul');
+		this.container.id = 'previewbar';
+		this.parent = parent;
+		this.bars = []
+
+		this.updatePosition();
+	}
+
+	updatePosition() {
+		//below the seek bar
+		// this.parent.insertAdjacentElement("afterEnd", this.container);
+		
+		//on the seek bar
+		this.parent.insertAdjacentElement("afterBegin", this.container);
+	}
+
+	updateColor(segment, color, opacity) {
+		let bars = document.querySelectorAll('[data-vs-segment-type=' + segment + ']');
+		for (let bar of bars) {
+			bar.style.backgroundColor = color;
+			bar.style.opacity = opacity;
+		}
+	}
+
+	set(timestamps, types, duration) {
+		while (this.container.firstChild) {
+			this.container.removeChild(this.container.firstChild);
+		}
+
+		if (!timestamps || !types) {
+			return;
+		}
+
+		// to avoid rounding error resulting in width more than 100% 
+		duration = Math.floor(duration * 100) / 100;
+		let width;
+		for (let i = 0; i < timestamps.length; i++) {
+			width = (timestamps[i][1] - timestamps[i][0]) / duration * 100;
+			width = Math.floor(width * 100) / 100;
+
+			let bar = this.createBar();
+			bar.setAttribute('data-vs-segment-type', types[i]);
+
+			bar.style.backgroundColor = barTypes[types[i]].color;
+			bar.style.opacity = barTypes[types[i]].opacity;
+			bar.style.width = width + '%';
+			bar.style.left = (timestamps[i][0] / duration * 100) + "%";
+			bar.style.position = "absolute"
+
+			this.container.insertAdjacentElement('beforeEnd', bar);
+			this.bars[i] = bar;
+		}
+	}
+
+	createBar() {
+		let bar = document.createElement('li');
+		bar.classList.add('previewbar');
+		bar.innerHTML = '&nbsp;';
+		return bar;
+	}
+
+	remove() {
+		this.container.remove();
+		this.container = undefined;
+	}
+}