Add option to format releasenotes as markdown (#170)

* feat: allow markdown formatting for gotify
* feat: add option to cli args
* fix: use markdown for missing urls
* fix: do not print curl
* fix: add empty line
* bump template version

---------

Co-authored-by: Tobias Diekel <td@diekel.eu>

default.config

@@ -21,3 +21,4 @@
 #DRunUp=true    # Allow updating images for docker run, wont update the container.
 #MonoMode=true    # Monochrome mode, no printf colour codes and hides progress bar.
 #PrintReleaseURL=true   # Prints custom releasenote urls alongside each container with updates (requires urls.list)`
+#PrintMarkdownURL=true  # Prints custom releasenote urls as markdown

dockcheck.sh

@@ -40,6 +40,7 @@ Help() {
   echo "-I     Prints custom releasenote urls alongside each container with updates (requires urls.list)."
   echo "-l     Only update if label is set. See readme."
   echo "-m     Monochrome mode, no printf colour codes and hides progress bar."
+  echo "-M     Prints custom releasenote urls as markdown."
   echo "-n     No updates; only checking availability without interaction."
   echo "-p     Auto-prune dangling images after update."
   echo "-r     Allow updating images for docker run; won't update the container."
@@ -66,6 +67,7 @@ ForceRestartStacks=${ForceRestartStacks:=false}
 DRunUp=${DRunUp:=false}
 MonoMode=${MonoMode:=false}
 PrintReleaseURL=${PrintReleaseURL:=false}
+PrintMarkdownURL=${PrintMarkdownURL:=false}
 Stopped=${Stopped:=""}
 CollectorTextFileDirectory=${CollectorTextFileDirectory:-}
 Exclude=${Exclude:-}
@@ -86,7 +88,7 @@ c_blue="\033[0;34m"
 c_teal="\033[0;36m"
 c_reset="\033[0m"
 
-while getopts "ayfhiIlmnprsuvc:e:d:t:x:" options; do
+while getopts "ayfhiIlmMnprsuvc:e:d:t:x:" options; do
   case "${options}" in
     a|y) AutoMode=true ;;
     c)   CollectorTextFileDirectory="${OPTARG}" ;;
@@ -97,6 +99,7 @@ while getopts "ayfhiIlmnprsuvc:e:d:t:x:" options; do
     I)   PrintReleaseURL=true ;;
     l)   OnlyLabel=true ;;
     m)   MonoMode=true ;;
+    M)   PrintMarkdownURL=true ;;
     n)   DontUpdate=true; AutoMode=true;;
     p)   AutoPrune=true ;;
     r)   DRunUp=true ;;
@@ -229,9 +232,14 @@ releasenotes() {
   for update in "${GotUpdates[@]}"; do
     found=false
     while read -r container url; do
-      if [[ "$update" == "$container" ]]; then Updates+=("$update  ->  $url"); found=true; fi
+      if [[ "$update" == "$container" ]] && [[ "$PrintMarkdownURL" == true ]]; then Updates+=("- [$update]($url)"); found=true;
+      elif [[ "$update" == "$container" ]]; then Updates+=("$update  ->  $url"); found=true;
+      fi
     done < "${ScriptWorkDir}/urls.list"
-    if [[ "$found" == false ]]; then Updates+=("$update  ->  url missing"); else continue; fi
+    if [[ "$found" == false ]] && [[ "$PrintMarkdownURL" == true ]]; then Updates+=("- $update  ->  url missing");
+    elif [[ "$found" == false ]]; then Updates+=("$update  ->  url missing");
+    else continue;
+    fi
   done
 }
 

notify_templates/notify_gotify.sh

@@ -1,5 +1,5 @@
 ### DISCLAIMER: This is a third party addition to dockcheck - best effort testing.
-NOTIFY_GOTIFY_VERSION="v0.1"
+NOTIFY_GOTIFY_VERSION="v0.2"
 #
 # Copy/rename this file to notify.sh to enable the notification snippet.
 # Required receiving services must already be set up.
@@ -12,11 +12,19 @@ trigger_notification() {
     GotifyToken="Your Gotify token here"
     GotifyUrl="https://api.gotify/message?token=${GotifyToken}"
 
-    curl \
-        -F "title=${MessageTitle}" \
-        -F "message=${MessageBody}" \
-        -F "priority=5" \
-        -X POST "${GotifyUrl}" 1> /dev/null
+    if [[ "$PrintMarkdownURL" == true ]]; then
+        ContentType="text/markdown"
+    else
+        ContentType="text/plain"
+    fi
+
+    JsonData=$( jq -n \
+                  --arg body "$MessageBody" \
+                  --arg title "$MessageTitle" \
+                  --arg type "$ContentType" \
+                  '{message: $body, title: $title, priority: 5, extras: {"client::display": {"contentType": $type}}}' )
+
+    curl -s -S --data "${JsonData}" -H 'Content-Type: application/json' -X POST "${GotifyUrl}" 1> /dev/null
 }
 
 send_notification() {