Add info about sets affected by override (proginosko#235)

override.html

@@ -45,6 +45,8 @@
 			</div>
 			<div id="alertOverrideActivated" title="LeechBlock Override">
 				<p>Override activated. Blocking will be suspended until <strong><span id="alertOverrideEndTime"></span></strong>.</p>
+				<p id="alertOverrideNoSets"><strong>Note:</strong> Override will have no effect because you have not selected<br>"Allow temporary override for these sites" for any block sets.</p>
+				<p id="alertOverrideSets" style="display: none;">Override will be applied to sites in: <span id="alertOverrideSetList"></span></p>
 			</div>
 		</div>
 

override.js

@@ -12,6 +12,7 @@ var gAccessRequiredInput;
 var gClockOffset;
 var gOverrideConfirm;
 var gOverrideMins;
+var gOverrideSetNames = [];
 var gClockTimeOpts;
 
 // Initialize form
@@ -61,6 +62,19 @@ function initializePage() {
 		gOverrideConfirm = options["orc"];
 		gOverrideMins = options["orm"];
 
+		// Get list of sets to override
+		let numSets = +options["numSets"];
+		for (let set = 1; set <= numSets; set++) {
+			if (options[`allowOverride${set}`]) {
+				let setName = options[`setName${set}`];
+				if (setName) {
+					gOverrideSetNames.push(`Block Set ${set} (${setName})`);
+				} else {
+					gOverrideSetNames.push(`Block Set ${set}`);
+				}
+			}
+		}
+
 		confirmAccess(options);
 	}
 
@@ -224,6 +238,11 @@ function activateOverride() {
 		// Show confirmation dialog
 		endTime = new Date(endTime * 1000);
 		$("#alertOverrideEndTime").html(endTime.toLocaleTimeString(undefined, gClockTimeOpts));
+		if (gOverrideSetNames.length > 0) {
+			$("#alertOverrideNoSets").hide();
+			$("#alertOverrideSets").show();
+			$("#alertOverrideSetList").html("<ul><li>" + gOverrideSetNames.join("</li><li>") + "</li></ul>");
+		}
 		$("#alertOverrideActivated").dialog("open");
 	} else {
 		// Close page immediately (no confirmation dialog)