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audiogame-manager/speech/install_espeak_ng.sh

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#!/usr/bin/env bash
set -euo pipefail
export WINEPREFIX="${WINEPREFIX:-${HOME}/.local/wine64}"
export WINEDEBUG="${WINEDEBUG:--all}"
installerUrl="${WINESPEAK_INSTALLER_URL:-https://stormgames.wolfe.casa/downloads/winespeak.exe}"
installerName="winespeak.exe"
installerSha256="${WINESPEAK_INSTALLER_SHA256:-8007004cd024b391e8f1962455ffe2a8b241cfdf52641a2bc1aa2274bc80f236}"
cacheDir="${XDG_CACHE_HOME:-${HOME}/.cache}/audiogame-manager"
installerPath="${cacheDir}/${installerName}"
partialPath="${installerPath}.part"
wrapperPath="${WINEPREFIX}/drive_c/Program Files (x86)/espeak-ng-sapi/EspeakSAPI.dll"
wrapperSha256="2282da4a23f18b40e6601a4b9a880f484196bf2f5138881e76428be10d8dbe76"
cscriptPath="${WINEPREFIX}/drive_c/windows/syswow64/cscript.exe"
verifyScriptPath="${WINEPREFIX}/drive_c/windows/temp/verify_winespeak.vbs"
voiceToken="HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Speech\\Voices\\Tokens\\Espeak-ng US English"
fail() {
printf 'Error: %s\n' "$*" >&2
exit 1
}
require_command() {
command -v "$1" > /dev/null 2>&1 || fail "Required command not found: $1"
}
verify_sha256() {
local file="$1"
local expected="$2"
local actual
actual="$(sha256sum "$file" | awk '{print $1}')"
[[ "$actual" == "$expected" ]]
}
download_installer() {
mkdir -p "$cacheDir"
if [[ -s "$installerPath" ]] && verify_sha256 "$installerPath" "$installerSha256"; then
printf 'Using cached WineSpeak installer.\n'
return
fi
rm -f "$installerPath" "$partialPath"
printf 'Downloading WineSpeak...\n'
if ! curl -L4 --fail --retry 3 --output "$partialPath" "$installerUrl"; then
rm -f "$partialPath"
fail 'Could not download WineSpeak.'
fi
if ! verify_sha256 "$partialPath" "$installerSha256"; then
rm -f "$partialPath"
fail 'The downloaded WineSpeak installer failed its SHA-256 check.'
fi
mv "$partialPath" "$installerPath"
}
install_winespeak() {
local registryOutput
local voiceOutput
download_installer
wineserver -k || true
printf 'Installing WineSpeak into %s...\n' "$WINEPREFIX"
if ! wine "$installerPath" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-; then
fail 'WineSpeak installation failed.'
fi
if [[ ! -f "$wrapperPath" ]]; then
fail 'WineSpeak did not install its 32-bit SAPI wrapper.'
fi
if ! verify_sha256 "$wrapperPath" "$wrapperSha256"; then
fail 'WineSpeak installed an unexpected 32-bit SAPI wrapper.'
fi
printf 'Setting WineSpeak US English as the default SAPI voice...\n'
if ! wine reg add 'HKCU\Software\Microsoft\Speech\Voices' \
/v DefaultTokenId /t REG_SZ /d "$voiceToken" /f > /dev/null; then
fail 'Could not set the default SAPI voice.'
fi
registryOutput="$(wine reg query 'HKCU\Software\Microsoft\Speech\Voices' /v DefaultTokenId 2>/dev/null)"
if ! grep -Fq "$voiceToken" <<< "$registryOutput"; then
fail 'Could not verify the default SAPI voice.'
fi
if [[ ! -f "$cscriptPath" ]]; then
fail "Wine's 32-bit cscript.exe was not found. Install speechsdk in this prefix first."
fi
mkdir -p "${verifyScriptPath%/*}"
printf '%s\n' \
'dim speechobject' \
'set speechobject=createobject("sapi.spvoice")' \
'wscript.echo speechobject.voice.getdescription' > "$verifyScriptPath"
if ! voiceOutput="$(wine "$cscriptPath" //nologo 'c:\windows\temp\verify_winespeak.vbs' 2>&1)"; then
fail "WineSpeak's 32-bit SAPI voice could not be created: ${voiceOutput}"
fi
if ! grep -Fq 'Espeak-ng US English' <<< "$voiceOutput"; then
fail "WineSpeak's 32-bit SAPI verification returned an unexpected voice: ${voiceOutput}"
fi
printf 'WineSpeak is installed and US English is the default SAPI voice.\n'
}
if [[ ! -d "${WINEPREFIX}/drive_c" ]]; then
fail "Wine prefix does not exist: ${WINEPREFIX}"
fi
for commandName in curl wine wineserver sha256sum awk grep; do
require_command "$commandName"
done
install_winespeak