Allowing campaigns to be marked as non-global.

src/campaigns.js

@@ -82,18 +82,27 @@ export async function getRandomCampaign(options = {}, context = {}, pass = 0) {
 
 	const validCampaigns = campaigns.filter((campaign) => {
 		if (options.minRatio && (!campaign.banner || campaign.banner.ratio < options.minRatio)) {
+			// too small
 			return false;
 		}
 
 		if (options.maxRatio && (!campaign.banner || campaign.banner.ratio > options.maxRatio)) {
+			// too big
 			return false;
 		}
 
 		if (options.entityIds && !options.entityIds.some((entityId) => campaign.entity.id === entityId || campaign.entity.parent?.id === entityId)) {
+			// this is an entity page, this campaign does not belong to this entity
+			return false;
+		}
+
+		if (campaign.affiliate?.parameters?.global === false && !options.entityIds) {
+			// this campaign should only show on entity page
 			return false;
 		}
 
 		if (context.tagFilter && campaign.banner && campaign.banner.tags.some((tag) => context.tagFilter.includes(tag) && !options.tagSlugs?.includes(tag))) {
+			// wrong tag
 			return false;
 		}