Automate the file association (in the new in-place install).

install-in-place.sh

@@ -0,0 +1,125 @@
+#!/bin/bash
+rel_exe="scripts/blnk"
+if [ ! -f "$rel_exe" ]; then
+    >&2 echo "$rel_exe is missing. This must run from the blnk repo."
+    exit 1
+fi
+real_exe="`realpath $rel_exe`"
+if [ "x$PREFIX" = "x" ]; then
+    PREFIX=~/.local
+fi
+THIS_XDG_APP_ID=org.poikilos-blnk
+OLD_NAME="org.poikilos.blnk.desktop"
+SC_NAME="$THIS_XDG_APP_ID.desktop"
+BIN_NAME="blnk"
+DISPLAY_NAME="BLnk"
+MIMETYPE="application/x-blnk"
+APPLICATIONS=$PREFIX/share/applications
+mkdir -p $APPLICATIONS
+
+BIN_DIR=$PREFIX/local/bin
+mkdir -p "$BIN_DIR"
+
+BIN_FILE="$BIN_DIR/$BIN_NAME"
+if [ -f "$BIN_FILE" ]; then
+    >&2 printf "* removing old \"$BIN_FILE\"..."
+    rm "$BIN_FILE"
+    if [ $? -ne 0 ]; then
+        >&2 echo "FAILED"
+        exit 1
+    else
+        >&2 echo "OK"
+    fi
+fi
+
+>&2 printf "* 'ln -s \"$real_exe\" \"$BIN_FILE\"'..."
+ln -s "$real_exe" "$BIN_FILE"
+if [ $? -ne 0 ]; then
+    >&2 echo "FAILED"
+    exit 1
+else
+    >&2 echo "OK"
+fi
+
+OLD_SC_FILE="$APPLICATIONS/$OLD_NAME"
+SC_FILE="$APPLICATIONS/$SC_NAME"
+
+if [ -f "$OLD_SC_FILE" ]; then
+    >&2 echo "* removing deprecated \"$OLD_SC_FILE\""
+fi
+
+>&2 printf "* writing \"$SC_FILE\"..."
+cat > "$SC_FILE" <<END
+[Desktop Entry]
+Exec=$BIN_FILE
+MimeType=$MIMETYPE;
+NoDisplay=false
+Name=$DISPLAY_NAME
+Type=Application
+END
+if [ $? -ne 0 ]; then
+    >&2 echo "FAILED"
+    exit 1
+else
+    >&2 echo "OK"
+fi
+
+./install-mimetype.sh
+
+PREV_PREFIX="$PREFIX"
+
+# mimetype.rc will use the environment's prefix if any, so blank it for now.
+# FIXME: Set prefix to the one that install-mimetype used.
+PREFIX=
+source mimetype.rc
+if [ $? -ne 0 ]; then exit 1; fi
+if [ ! -f "$DONE_DEST" ]; then
+    echo "Error: The mimetype file (DONE_DEST='$DONE_DEST') was not installed."
+    exit 1
+fi
+
+PREFIX="$PREV_PREFIX"
+
+THIS_XDG_DATA_DIR=$PREFIX/share
+# MIMEAPPS_LIST=$THIS_XDG_DATA_DIR/applications/mimeapps.list
+# ^ didn't work (doesn't show up in Open With menu--see
+#   <https://forums.linuxmint.com/viewtopic.php?t=272852>:
+MIMEAPPS_LIST=~/.config/mimeapps.list
+
+>&2 printf "Adding $MIMETYPE=$SC_NAME to $MIMEAPPS_LIST..."
+if [ ! -f $MIMEAPPS_LIST ]; then
+    mkdir -p $PREFIX/share/applications
+    echo "$MIMETYPE=$SC_NAME" > $MIMEAPPS_LIST
+    if [ $? -ne 0 ]; then
+        >&2 echo "FAILED"
+        exit 1
+    else
+        >&2 echo "OK"
+    fi
+
+else
+    if grep -Fxq "$MIMETYPE=$SC_NAME" $MIMEAPPS_LIST
+    then
+        >&2 echo "OK ($MIMETYPE=$SC_NAME was already in $MIMEAPPS_LIST)"
+    else
+        echo "$MIMETYPE=$SC_NAME" >> $MIMEAPPS_LIST
+    fi
+    if [ $? -ne 0 ]; then
+        >&2 echo "FAILED"
+        exit 1
+    else
+        >&2 echo "OK"
+    fi
+fi
+
+# /dev/null since it doesn't seem to be necessary anymore (After switching to ~/.config/mimeapps.list above).
+cat >/dev/null <<END
+
+The following manual step may be necessary if $THIS_XDG_DATA_DIR is not in
+(XDG_DATA_DIRS=$XDG_DATA_DIRS):
+- Associate a .blnk file with blnk:
+  Double click a blnk file, click "Choose a Program" button, choose blnk, check "Always use..."
+  (If a different program was already set, right-click a .blnk file, Open With, choose blnk, check "Always use...").
+
+
+END

install-mimetype.sh

@@ -5,10 +5,27 @@
 $0
 ---------------------
 END
+NOEXIT=false
 
-if [ "x$PREFIX" = "x" ]; then
-    PREFIX="/usr/local"
+if [ "x$1" = "x--no-exit" ]; then
+    NOEXIT=true
 fi
+
+
+exit_if(){
+    # This is useless since it doesn't stop the script itself.
+    code=$1
+    if [ "x$code" = "x" ]; then
+        code=1
+    fi
+    if [ "x$NOEXIT" = "xfalse" ]; then
+        exit $code
+    else
+        return $code
+    fi
+}
+
+. ./mimetype.rc
 if [ "x$RUNAS_CMD" = "x" ]; then
     RUNAS_CMD="sudo"
 fi
@@ -19,8 +36,9 @@ if [ ! -f "`command -v $RUNAS_CMD`" ]; then
     echo "* $RUNAS_CMD doesn't exist, so it will not be used."
     RUNAS_CMD=""
 fi
-in_file="org.poikilos-blnk.xml"
+
 if [ ! -f "$in_file" ]; then
+    # defined by mimetype.rc
     >&2 echo "Error: '$in_file' is missing. This script must run from the cloned blnk repo."
     exit 1
 fi
@@ -41,22 +59,25 @@ END
     exit 0
 fi
 
-unexpected_db="/usr/share/mime"
-expected_db="$PREFIX/share/mime"
-unexpected_dest="$unexpected_db/packages/$in_file"
-expected_dest="$expected_db/packages/$in_file"
+. ./mimetype.rc
+if [ $? -ne 0 ]; then exit 1; fi
+
 if [ -f "$unexpected_dest" ]; then
     >&2 echo "Error: 'There is already a packaged version of $in_file at $unexpected_dest, so nothing will be done. If you are sure the package is removed, delete the file and this script will attempt to install it at the unpackaged location $expected_dest."
     exit 2
 fi
 
+echo "[$0] expected_db=$expected_db"
+echo "[$0] unexpected_db=$unexpected_db"
 if [ -f "$expected_dest" ]; then
+    DONE_DEST="$expected_dest"
     >&2 echo "* trying to update existing $expected_dest..."
     >&2 echo "  uninstalling..."
     $RUNAS_CMD xdg-mime uninstall --mode system $expected_dest
     code=$?
     if [ $code -eq 0 ]; then
         >&2 echo "  Success"
+        DONE_DEST="$expected_dest"
     else
         >&2 echo "  Error: '$RUNAS_CMD xdg-mime uninstall --mode system $expected_dest' failed with error code $code."
         exit $code

mimetype.rc

@@ -0,0 +1,25 @@
+if [ "x$PREFIX" = "x" ]; then
+    PREFIX="/usr/local"
+fi
+if [ "x$THIS_XDG_APP_ID" = "x" ]; then
+    THIS_XDG_APP_ID="org.poikilos-blnk"
+fi
+in_file="$THIS_XDG_APP_ID.xml"
+echo "mimetypes PREFIX=$PREFIX"
+
+expected_db="/usr/share/mime"
+unexpected_db="$PREFIX/share/mime"
+# ^ previously these two values were switched, but on Linux Mint 21,
+#   'sudo xdg-mime install --mode system $in_file' uses the /usr prefix
+#   not /usr/local.
+
+unexpected_dest="$unexpected_db/packages/$in_file"
+expected_dest="$expected_db/packages/$in_file"
+DONE_DEST=
+if [ -f "$unexpected_dest" ]; then
+    DONE_DEST="$unexpected_dest"
+elif [ -f "$expected_dest" ]; then
+    DONE_DEST="$expected_dest"
+else
+    echo "There is no $unexpected_dest nor $expected_dest"
+fi