From 7225d66a88a1724468b0e1906f5a2195a62bad25 Mon Sep 17 00:00:00 2001
From: Matt Rosen <matt@mrosen.com>
Date: Mon, 5 Feb 2018 11:11:20 -0500
Subject: [PATCH] Finished the blacklist tags feature

---
 README.md           |  6 +++++-
 config-example.json |  4 +++-
 postpromoter.js     | 14 ++++++++++----
 3 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/README.md b/README.md
index 5963436..a5ccf69 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,7 @@ Then set the following options in config.json:
   "blacklist_location": "blacklist", // The location of the blacklist file containing one blacklisted Steem account name per line
   "refund_blacklist": true,	// Whether or not to refund blacklisted users' bids
   "blacklist_donation_account": "steemcleaners", // If "refund_blacklist" is false, then this will send all bids from blacklisted users to the specified account as a donation
+  "blacklisted_tags": ["nsfw", "other-tag"], // List of post tags that are not allowed by the bot. Bids for posts with one or more tags in this list will be refunded
   "auto_withdrawal": {
     "active": true, // Activate the auto withdrawal function (will withdraw all accepted currencies)
     "accounts": [	// List of accounts to receive daily withdrawals and the amount to send to each
@@ -78,7 +79,8 @@ Then set the following options in config.json:
     "blacklist_no_refund": "Bid is invalid - The author of this post is on the blacklist.",
     "blacklist_donation": "Bid from blacklisted user sent as a donation. Thank you!",
     "flag_refund": "Refund for invalid bid: {amount} - This post has been flagged by one or more spam / abuse indicator accounts.",
-    "flag_no_refund": "Bid is invalid - This post has been flagged by one or more spam / abuse indicator accounts."
+    "flag_no_refund": "Bid is invalid - This post has been flagged by one or more spam / abuse indicator accounts.",
+    "blacklist_tag": "Bid is invalid - This post contains the [{tag}] tag which is not allowed by this bot."
   }
 }
 ```
@@ -99,6 +101,8 @@ Additionally you can add a list of "flag_signal_accounts" which means that if an
 $ nodejs postpromoter.js
 ```
 
+This will run the process in the foreground which is not recommended. We recommend using a tool such as [PM2](http://pm2.keymetrics.io/) to run the process in the background as well as providing many other great features.
+
 ## API Setup
 If you would like to use the API functionality set the "api.enabled" setting to "true" and choose a port. You can test if it is working locally by running:
 
diff --git a/config-example.json b/config-example.json
index ac047c6..3e250fe 100644
--- a/config-example.json
+++ b/config-example.json
@@ -28,6 +28,7 @@
   "blacklist_location": "blacklist",
   "refund_blacklist": false,
   "blacklist_donation_account": "steemcleaners",
+  "blacklisted_tags": ["nsfw"],
   "auto_withdrawal": {
     "active": true,
     "accounts": [
@@ -61,6 +62,7 @@
     "blacklist_no_refund": "Bid is invalid - The author of this post is on the blacklist.",
     "blacklist_donation": "Bid from blacklisted/flagged user sent as a donation. Thank you!",
     "flag_refund": "Refund for invalid bid: {amount} - This post has been flagged by one or more spam / abuse indicator accounts.",
-    "flag_no_refund": "Bid is invalid - This post has been flagged by one or more spam / abuse indicator accounts."
+    "flag_no_refund": "Bid is invalid - This post has been flagged by one or more spam / abuse indicator accounts.",
+    "blacklist_tag": "Bid is invalid - This post contains the [{tag}] tag which is not allowed by this bot."
   }
 }
diff --git a/postpromoter.js b/postpromoter.js
index 112d279..5b180f4 100644
--- a/postpromoter.js
+++ b/postpromoter.js
@@ -380,8 +380,13 @@ function checkPost(memo, amount, currency, sender, retries) {
             if (config.blacklisted_tags && config.blacklisted_tags.length > 0 && result.json_metadata && result.json_metadata != '') {
               var tags = JSON.parse(result.json_metadata).tags;
 
-              if (tags && tags.find(t => config.blacklisted_tags.indexOf(t))) {
-                // TODO: send refund
+              if (tags && tags.length > 0) {
+                var tag = tags.find(t => config.blacklisted_tags.indexOf(t) >= 0);
+
+                if(tag) {
+                  refund(sender, amount, currency, 'blacklist_tag', 0, tag);
+                  return;
+                }
               }
             }
 
@@ -525,7 +530,7 @@ function saveDelegators() {
     });
 }
 
-function refund(sender, amount, currency, reason, retries) {
+function refund(sender, amount, currency, reason, retries, data) {
   if(!retries)
     retries = 0;
 
@@ -541,6 +546,7 @@ function refund(sender, amount, currency, reason, retries) {
   memo = memo.replace(/{currency}/g, currency);
   memo = memo.replace(/{min_bid}/g, config.min_bid);
   memo = memo.replace(/{max_bid}/g, config.max_bid);
+  memo = memo.replace(/{tag}/g, data);
 
   var days = Math.floor(config.max_post_age / 24);
   var hours = (config.max_post_age % 24);
@@ -553,7 +559,7 @@ function refund(sender, amount, currency, reason, retries) {
 
       // Try again on error
       if(retries < 2)
-        setTimeout(function() { refund(sender, amount, currency, reason, retries + 1) }, (Math.floor(Math.random() * 10) + 3) * 1000);
+        setTimeout(function() { refund(sender, amount, currency, reason, retries + 1, data) }, (Math.floor(Math.random() * 10) + 3) * 1000);
       else
         utils.log('============= Refund failed three times for: @' + sender + ' ===============');
     } else {