add nickserv support

.gitignore

@@ -1,3 +1,4 @@
 .cfg
 sedbot.err
 sedbot.log
+account.ini

README.md

@@ -1,9 +1,30 @@
-sedbot
-======
+# sedbot
+
+forked from [clsr/sedbot](https://github.com/clsr/sedbot) -
+updated for `-i`'s new argument requirement and daemonized
 
 sedbot is an IRC search-replace bot written using bash and sed.
 
-Usage: Edit the settings on top of sedbot.bash and run it under an unprivileged user.
+### usage
+
+1. `cp .cfg{.example,}`
+1. adjust as needed
+1. `bash sedbot.bash`
+
+### daemonization
+
+1. adjust sedbot.service
+1. `mkdir -p ~/.config/systemd/user`
+1. `cp sedbot.service ~/.config/systemd/user/`
+1. `systemctl --user daemon-reload`
+1. `systemctl --user enable --now sedbot`
+
+### authenticate to services
+
+1. `cp account.ini{.sample,}`
+1. fill in your credentials
+1. restart the bot (`systemctl --user restart sedbot`)
+
 
 Only the s command and g and i flags are supported. Multiple regular expressions can be used at once, delimit them with spaces in between the flags and the s next one's s command. The last one may omit the trailing / if it has no options.
 
@@ -24,3 +45,4 @@ Example usage in chat:
     <sedbot> <foo> gfhi
 
 Note that the bot uses the standard grep (POSIX) regular expressions, i.e. use `.\+` and `\(foo\)\?` instead of `.+` and `(foo)?` as you'd do in egrep or other regex engines. Backreferences are written like `s/\(.\)/\1`, where `\1` matches the first capturing group. [Read more about sed regular expressions.](https://www.gnu.org/software/sed/manual/html_node/Regular-Expressions.html)
+

account.ini.sample

@@ -0,0 +1,2 @@
+account=bensbots
+password="my super secret password"

sedbot.bash

@@ -3,7 +3,14 @@
 #license: GNU GPL v3+
 
 # source configs
-. .cfg
+if [[ -f .cfg ]]; then
+    . .cfg
+else
+    printf "configs not found\n"
+    printf "  cp .cfg.example .cfg\n"
+    printf "adjust settings and restart\n"
+    exit 1
+fi
 
 exec 4> >(tee -a -- "$IRC_LOG") 2> >(tee -a -- "$ERROR_LOG" >&2)
 
@@ -29,6 +36,14 @@ connect() {
     sendmsg MODE "$NICK +B"
     if (($?)); then
         return $?
+    fi
+    # log in to services account if we have configs
+    if [ -f account.ini ]; then
+        . account.ini
+        sendmsg SQUERY "NickServ IDENTIFY ${account} ${password}"
+        if (($?)); then
+            return $?
+        fi
     fi
 	return 0
 }

sedbot.service

@@ -4,8 +4,8 @@ After=sedbot.service
 
 [Service]
 Type=simple
-WorkingDirectory=/home/bot/sedbot
-ExecStart=/home/bot/sedbot/sedbot.bash
+WorkingDirectory=/home/ben/workspace/sedbot
+ExecStart=/bin/bash sedbot.bash
 Restart=always
 RestartSec=5
 StartLimitInterval=60s