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Diffstat (limited to 'run_onchange_after_deploy-tb-eer.sh.tmpl')
| -rw-r--r-- | run_onchange_after_deploy-tb-eer.sh.tmpl | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/run_onchange_after_deploy-tb-eer.sh.tmpl b/run_onchange_after_deploy-tb-eer.sh.tmpl new file mode 100644 index 0000000..3622e67 --- /dev/null +++ b/run_onchange_after_deploy-tb-eer.sh.tmpl @@ -0,0 +1,77 @@ +#!/bin/sh +# Bridge the External Editor Revived native messaging host into the +# org.mozilla.Thunderbird flatpak. The host binary stays installed via +# pacman (`external-editor-revived`); we relocate the manifest into the +# sandbox and replace its binary path with a wrapper that re-enters the +# host via flatpak-spawn. +# +# Idempotent. Re-runs on script changes or whenever the host-side manifest +# content changes. +# +# host manifest hash: {{ output "sh" "-c" "for p in /usr/lib/mozilla/native-messaging-hosts/external_editor_revived.json /usr/lib/thunderbird/native-messaging-hosts/external_editor_revived.json; do [ -f \"$p\" ] && sha256sum \"$p\" && break; done; true" | sha256sum }} +set -eu + +TB_APP=org.mozilla.Thunderbird +MANIFEST_NAME=external_editor_revived.json +WRAPPER_NAME=external_editor_revived.sh +HOST_BINARY=/usr/lib/external-editor-revived/external-editor-revived + +flatpak info --user "$TB_APP" >/dev/null 2>&1 || exit 0 + +# Locate the host-side manifest. Different PKGBUILDs have used different +# install dirs; prefer the canonical mozilla path, fall back to TB-specific. +HOST_MANIFEST= +for candidate in \ + /usr/lib/mozilla/native-messaging-hosts/$MANIFEST_NAME \ + /usr/lib/thunderbird/native-messaging-hosts/$MANIFEST_NAME \ + /usr/lib64/mozilla/native-messaging-hosts/$MANIFEST_NAME; do + if [ -f "$candidate" ]; then + HOST_MANIFEST=$candidate + break + fi +done +[ -n "$HOST_MANIFEST" ] || { + echo "tb-eer: external-editor-revived manifest not found on host; install the package or skip TB native editor." >&2 + exit 0 +} + +[ -x "$HOST_BINARY" ] || { + echo "tb-eer: $HOST_BINARY not executable on host; skipping." >&2 + exit 0 +} + +# Allow flatpak-spawn --host from inside the sandbox. +flatpak override --user --talk-name=org.freedesktop.Flatpak "$TB_APP" + +# In-sandbox path the manifest will reference. TB looks for user manifests +# at $HOME/.mozilla/native-messaging-hosts/ from inside its sandbox; from +# outside that maps to ~/.var/app/$TB_APP/.mozilla/native-messaging-hosts/. +SANDBOX_NMH_DIR="$HOME/.mozilla/native-messaging-hosts" +HOST_NMH_DIR="$HOME/.var/app/$TB_APP/.mozilla/native-messaging-hosts" +mkdir -p "$HOST_NMH_DIR" + +# Wrapper that re-enters the host to invoke the real binary. +WRAPPER_HOST_PATH="$HOST_NMH_DIR/$WRAPPER_NAME" +WRAPPER_SANDBOX_PATH="$SANDBOX_NMH_DIR/$WRAPPER_NAME" +cat >"$WRAPPER_HOST_PATH" <<EOF +#!/bin/sh +exec flatpak-spawn --host "$HOST_BINARY" "\$@" +EOF +chmod +x "$WRAPPER_HOST_PATH" + +# Rewrite the manifest's "path" field to point at the wrapper as seen from +# inside the sandbox. +TARGET_MANIFEST="$HOST_NMH_DIR/$MANIFEST_NAME" +if command -v jq >/dev/null 2>&1; then + jq --arg p "$WRAPPER_SANDBOX_PATH" '.path = $p' "$HOST_MANIFEST" >"$TARGET_MANIFEST.tmp" + mv "$TARGET_MANIFEST.tmp" "$TARGET_MANIFEST" +else + # Fallback: simple sed on the "path": "..." line. Brittle if the file + # ever becomes minified or contains escaped quotes — jq is preferred. + escaped=$(printf '%s' "$WRAPPER_SANDBOX_PATH" | sed 's/[\/&]/\\&/g') + sed -E "s|(\"path\"[[:space:]]*:[[:space:]]*\")[^\"]*(\")|\1$escaped\2|" \ + "$HOST_MANIFEST" >"$TARGET_MANIFEST.tmp" + mv "$TARGET_MANIFEST.tmp" "$TARGET_MANIFEST" +fi + +echo "tb-eer: External Editor Revived bridged into $TB_APP." |