removed extra newlines, change tab indent to 2 spaces

dnsapi/dns_digitalocean.sh

@@ -1,6 +1,5 @@
 #!/usr/bin/env sh
 
-
 ## Will be called by acme.sh to add the txt record to your api system.
 ## returns 0 means success, otherwise error.
 
@@ -16,10 +15,8 @@
 ## (EG: one.two.three.four.five.com -> one.two & three.four.five.com)
 ##
 
-
 #####################  Public functions  #####################
 
-
 ## Create the text record for validation.
 ## Usage: fulldomain txtvalue
 ## EG: "_acme-challenge.www.other.domain.com" "XKrxpRBosdq0HG9i01zxXp5CPBs"
@@ -40,8 +37,8 @@ dns_digitalocean_add() {
   _debug _domain "$_domain"
   
   ## Set the header with our post type and key auth key
-	_H1="Content-Type: application/json"
-	_H2="Authorization: Bearer $DO_API_KEY"
+  export _H1="Content-Type: application/json"
+  export _H2="Authorization: Bearer $DO_API_KEY"
   PURL='https://api.digitalocean.com/v2/domains/'$_domain'/records'
   PBODY='{"type":"TXT","name":"'$_sub_domain'","data":"'$txtvalue'"}'
 
@@ -63,7 +60,6 @@ dns_digitalocean_add() {
   return 0
 }
 
-
 ## Remove the txt record after validation.
 ## Usage: fulldomain txtvalue
 ## EG: "_acme-challenge.www.other.domain.com" "XKrxpRBosdq0HG9i01zxXp5CPBs"
@@ -84,8 +80,8 @@ dns_digitalocean_rm() {
   _debug _domain "$_domain"
   
   ## Set the header with our post type and key auth key
-	_H1="Content-Type: application/json"
-	_H2="Authorization: Bearer $DO_API_KEY"
+  export _H1="Content-Type: application/json"
+  export _H2="Authorization: Bearer $DO_API_KEY"
   ## get URL for the list of domains
   ## may get: "links":{"pages":{"last":".../v2/domains/DOM/records?page=2","next":".../v2/domains/DOM/records?page=2"}}
   GURL="https://api.digitalocean.com/v2/domains/$_domain/records"
@@ -136,10 +132,8 @@ dns_digitalocean_rm() {
   return 0
 }
 
-
 #####################  Private functions below  #####################
 
-
 ## Split the domain provided at "base_domain_start_position" from the FRONT
 ## USAGE: fulldomain base_domain_start_position
 ## EG: "_acme-challenge.two.three.four.domain.com" "3"
@@ -150,7 +144,7 @@ _get_base_domain() {
   # args
   domain=$1
   dom_point=$2
-	sub_point=$(_math $dom_point - 1)
+  sub_point=$(_math "$dom_point" - 1)
   _debug "split domain" "$domain"
   _debug "split dom_point" "$dom_point"
   _debug "split sub_point" "$sub_point"
@@ -159,8 +153,8 @@ _get_base_domain() {
   MAX_DOM=255
 
   ## cut in half and check
-	_domain=$(printf "%s" "$domain" | cut -d . -f $dom_point-$MAX_DOM)
-	_sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$sub_point)
+  _domain=$(printf "%s" "$domain" | cut -d . -f "$dom_point"-"$MAX_DOM")
+  _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$sub_point")
   if [ -z "$_domain" ]; then
     ## not valid
     _err "invalid split location"
@@ -178,4 +172,3 @@ _get_base_domain() {
   ## all ok
   return 0
 }
-