getopts + visibility

get-last-rss-post.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
-###     get-last-rss-post.sh
-###     Usage: ./get-last-rss-post.sh [-t] URL
+###     $0
+###     Usage: ./$0 [-t] URL
 ###
 ###     Downloads the RSS feed of the URL and checks the latest post.
 ###     It provides a simple way to copy/paste the Title and Link of the post.
@@ -9,23 +9,58 @@
 ###                         If not, it exits.
 
 help() {
-    sed -rn 's/^### ?//;T;p' "$0"
+    echo "Usage: $0 [-d] [-t VISIBILITY] [-h] URL"
+    echo ""
+    echo "    Downloads the RSS feed of the URL and checks the latest post."
+    echo "    It provides a simple way to copy/paste the Title and Link of the post."
+    echo "    If toot is installed, it can post the status with custom visibility."
+    echo "    Arguments:"
+    echo "    -d        Checks if the Publication Date of the post is Today."
+    echo "              If not, it exits."
+    echo "    -t        Post the link with toot. A prompt will ask confirmation."
+    echo "              Accepted value: direct, unlisted, public, private"
+    echo "    -h        Displays this message."
+    echo ""
 }
 
-if [[ "$1" == "-h" ]] || [[ "$1" == "--help" ]] || [[ "$1" == "" ]]; then
+while getopts ":dt:h" opt; do
+  case $opt in
+    d)
+        TODAY=$(date +'%d %b %Y')
+        CHECK_TODAY=1
+        ;;
+    t)
+        TOOT=1
+        case "${OPTARG}" in
+        direct|unlisted|public|private)
+            VISIBILITY=${OPTARG}
+            ;;
+        *)
+            echo "Invalid visibility option: --$OPTARG"
+            exit 1
+            ;;
+        esac
+        ;;
+    h)
+        # Help
+        help
+        exit 1
+        ;;
+    \?)
+      echo "Invalid option: -$OPTARG" >&2
+      ;;
+  esac
+done
+shift $(($OPTIND - 1))
+
+if [[ "$*" == "" ]]; then
     help
     exit 1
 fi
 
-if [[ "$1" == "-t" ]] || [[ "$1" == "--today" ]]; then
-    TODAY=$(date +'%d %b %Y')
-    echo "Checking if the post pubblication days is ${TODAY}…"
-    set -- "$2" # Reset arguments - link becomes $1
-    CHECK_TODAY=1
-fi
-
 today() {
     # Checks if pubDate is $TODAY
+    echo "Checking if the post pubblication days is ${TODAY}…"
     echo $PUB_DATE | grep -q "$TODAY"
     if [[ "$?" == "0" ]]; then # pubDate is $TODAY
         echo "Published Date is today - good!"
@@ -39,8 +74,9 @@ yes_or_no() {
     while true; do
         read -p "$* [y/n]: " yn
         case $yn in
-            [Yy]*) echo "Latest article from my blog: \"$TITLE\"\n\n$LINK" | /opt/homebrew/bin/toot post; return 0 ;;  
-            [Nn]*) echo "Exiting." ; exit 0 ;;
+            [Yy]*) echo "Latest article from my blog: \"$TITLE\"\n\n$LINK" | \
+            /opt/homebrew/bin/toot post -v $VISIBILITY ; return 0 ;;  
+            [Nn]*) echo "Exiting." ; cleanup 0 ;;
         esac
     done
 }
@@ -52,7 +88,7 @@ cleanup () {
 }
 
 echo "Downloading latest XML feed…"
-wget -q -O feed.xml $1
+wget -q -O feed.xml $*
 if ! [[ $? == "0" ]]; then echo "Error."; cleanup 1; else echo "Done."; fi
 
 # Check if downloaded file has <rss> tag
@@ -78,6 +114,6 @@ echo "\nCopy and Paste this:\n\n+++++"
 echo "Latest article from my blog: \"$TITLE\"\n\n$LINK"
 echo "+++++"
 
-yes_or_no "Post the it as status?"
+if [[ "$TOOT" == "1" ]]; then yes_or_no "Post it on Mastodon?"; fi 
 
 cleanup 0