Update improvements

For #522

_locales/en/messages.json

@@ -185,6 +185,15 @@
 		"description": ""
 	},
 	
+	"disruptSessionOnUpdate_title": {
+		"message": "Disrupt session on update",
+		"description": ""
+	},
+	"disruptSessionOnUpdate_description": {
+		"message": "If set to true the extension will update as soon as the update is available. This might break some tabs that are currently open.",
+		"description": ""
+	},
+	
 	"hideSetting": {
 		"message": "Click here to hide this setting.",
 		"description": ""

lib/main.js

@@ -199,5 +199,26 @@
 			});
 		});
 	}
+	if (browser.runtime.onUpdateAvailable){
+		browser.runtime.onUpdateAvailable.addListener(async function(details){
+			logging.message("Update available", details);
+			if (settings.disruptSessionOnUpdate){
+				await Promise.all((await browser.tabs.query({})).map(async function(tab){
+					try{
+						await browser.tabs.sendMessage(tab.id, {
+							"canvasBlocker-unload": true
+						});
+					}
+					catch(error){
+						logging.verbose("error while unloading", tab, ":", error);
+					}
+				}));
+				window.setTimeout(function(){
+					logging.verbose("Reload extension after one second");
+					browser.runtime.reload();
+				}, 1000);
+			}
+		});
+	}
 	logging.message("end");
 }());

lib/settingDefinitions.js

@@ -408,6 +408,10 @@
 			name: "dontShowOptionsOnUpdate",
 			defaultValue: false
 		},
+		{
+			name: "disruptSessionOnUpdate",
+			defaultValue: false
+		},
 		{
 			name: "isStillDefault",
 			defaultValue: true

options/settingsDisplay.js

@@ -16,6 +16,9 @@
 						{
 							"name": "blockMode"
 						},
+						{
+							"name": "disruptSessionOnUpdate"
+						},
 					]
 				},
 				{

releaseNotes.txt

@@ -3,7 +3,8 @@ Version 1.6:
 		-
 	
 	new features:
-		- 
+		- try to not break tabs when updating
+		- setting to postpone updates until browser restart
 	
 	fixes:
 		- fix message canvasBlocker-unload