fix: AppImage does not run when invoked in unpacked form

Closes #592

package.json

@@ -105,7 +105,7 @@
     ]
   },
   "devDependencies": {
-    "@develar/semantic-release": "^6.3.5",
+    "@develar/semantic-release": "^6.3.6",
     "@types/debug": "0.0.28",
     "@types/mime": "0.0.28",
     "@types/progress": "^1.1.27",

src/targets/appImage.ts

@@ -34,15 +34,19 @@ export default class AppImageTarget extends TargetEx {
     await unlinkIfExists(image)
 
     const appImagePath = await appImagePathPromise
+    const appExecutableImagePath = `/usr/bin/${appInfo.name}`
     const args = [
       "-joliet", "on",
       "-volid", "AppImage",
       "-dev", image,
       "-padding", "0",
       "-map", appOutDir, "/usr/bin",
-      "-map", path.join(__dirname, "..", "..", "templates", "linux", "AppRun.sh"), `/AppRun`,
+      "-map", path.join(__dirname, "..", "..", "templates", "linux", "AppRun.sh"), "/AppRun",
       "-map", await this.desktopEntry, `/${appInfo.name}.desktop`,
-      "-move", `/usr/bin/${appInfo.productFilename}`, `/usr/bin/${appInfo.name}`,
+      "-move", `/usr/bin/${appInfo.productFilename}`, appExecutableImagePath,
+      // http://stackoverflow.com/questions/13633488/can-i-store-unix-permissions-in-a-zip-file-built-with-apache-ant, xorriso doesn't preserve it for zip, but we set it in any case
+      "-chmod", "+x", appExecutableImagePath, "--",
+      "-chmod", "+x", "/AppRun", appExecutableImagePath, "--",
     ]
     for (let [from, to] of (await this.helper.icons)) {
       args.push("-map", from, `/usr/share/icons/default/${to}`)

templates/linux/AppRun.sh

@@ -2,6 +2,10 @@
 
 set -e
 
+if [ -z "$APPDIR" ] ; then
+  APPDIR=$(dirname $(readlink -f "${0}"))
+fi
+
 echo "$APPDIR"
 
 THIS="$0"
@@ -170,9 +174,9 @@ if [ -z "$SKIP" ] ; then
   # and to /usr/share/applications if run as root
   # but that does not really work for me...
   desktop-file-install --rebuild-mime-info-cache \
-    --vendor=$VENDORPREFIX --set-key=Exec --set-value="$APPIMAGE %U" \
+    --vendor=$VENDORPREFIX --set-key=Exec --set-value="\"${APPIMAGE}\" %U" \
     --set-key=X-AppImage-Comment --set-value="Generated by ${THIS}" \
-    --set-icon="$VENDORPREFIX-$APP" --set-key=TryExec --set-value="$APPIMAGE" "$DESKTOP_FILE" \
+    --set-icon="$VENDORPREFIX-$APP" --set-key=TryExec --set-value=${APPIMAGE// /\\s} "$DESKTOP_FILE" \
     --dir "$DESTINATION_DIR_DESKTOP"
   chmod a+x "$DESTINATION_DIR_DESKTOP/"*
   RESOURCE_NAME=$(echo "$VENDORPREFIX-$DESKTOP_FILE_NAME" | sed -e 's/.desktop//g')