pkgs: Generate Inno Setup based Windows installer

meson.build

@@ -130,6 +130,7 @@ endif
 
 subdir('src')
 subdir('doc')
+subdir('pkgs')
 
 meson.add_devenv(devenv)
 

pkgs/meson.build

@@ -0,0 +1,5 @@
+is_windows = ['windows'].contains(host_machine.system())
+
+if is_windows
+  subdir('windows-installer')
+endif

pkgs/windows-installer/clapper.iss.in

@@ -0,0 +1,31 @@
+[Setup]
+AppName=Clapper
+AppVersion=@CLAPPER_APP_VERSION@
+AppVerName=Clapper @CLAPPER_APP_VERSION@
+VersionInfoVersion=@CLAPPER_APP_VERSION@.0
+ArchitecturesAllowed=x64compatible
+ArchitecturesInstallIn64BitMode=x64compatible
+WizardStyle=modern
+DefaultDirName={autopf}\Clapper
+DefaultGroupName=Clapper
+DisableProgramGroupPage=yes
+ChangesAssociations=yes
+Compression=lzma2
+SolidCompression=yes
+OutputDir=InstallerOutput
+OutputBaseFilename=Clapper_@CLAPPER_APP_VERSION@
+SetupIconFile=@PROJECT_ROOT@\src\bin\clapper-app\windows\clapper.ico
+LicenseFile=@PROJECT_ROOT@\COPYING-GPL
+
+[Tasks]
+Name: "desktopicon"; Description: "{cm:CreateDesktopIcon}"; GroupDescription: "{cm:AdditionalIcons}"; Flags: unchecked
+
+[Files]
+Source: "@CLAPPER_APP_DEST@\*"; DestDir: "{app}"; Flags: recursesubdirs replacesameversion
+
+[Icons]
+Name: "{autoprograms}\Clapper"; Filename: "{app}\bin\clapper.exe"
+Name: "{autodesktop}\Clapper"; Filename: "{app}\bin\clapper.exe"; Tasks: desktopicon
+
+[Registry]
+@CLAPPER_APP_REG_ENTRIES@

pkgs/windows-installer/meson.build

@@ -0,0 +1,44 @@
+# Same as "clapper-app-utils.c"
+# FIXME: Have these in one place only
+win_extensions = [
+  'avi', 'claps', 'm2ts', 'mkv', 'mov',
+  'mp4', 'webm', 'wmv'
+]
+reg_entries = []
+
+foreach ext : win_extensions
+  ext_id = 'Clapper.' + ext
+  exe_path = '{app}\\bin\\clapper.exe'
+
+  subkey = 'Software\\Classes\\.' + ext + '\\OpenWithProgids'
+  reg_entries += 'Root: HKA; Subkey: "@0@"; ValueType: string; ValueName: "@1@"; ValueData: ""; Flags: uninsdeletevalue'.format(subkey, ext_id)
+
+  subkey = 'Software\\Classes\\' + ext_id
+  reg_entries += 'Root: HKA; Subkey: "@0@"; ValueType: string; ValueName: ""; ValueData: "@1@"; Flags: uninsdeletekey'.format(subkey, ext)
+
+  subkey = 'Software\\Classes\\' + ext_id + '\\DefaultIcon'
+  reg_entries += 'Root: HKA; Subkey: "@0@"; ValueType: string; ValueName: ""; ValueData: "@1@,0"'.format(subkey, exe_path)
+
+  subkey = 'Software\\Classes\\' + ext_id + '\\shell\\open\\command'
+  reg_entries += 'Root: HKA; Subkey: "@0@"; ValueType: string; ValueName: ""; ValueData: """@1@"" ""%1"""'.format(subkey, exe_path)
+
+  reg_entries += '' # Empty line for clarity
+endforeach
+
+# NOTE: In meson replacing "@@" vars after "\" sign does not work.
+# For this reason we do not pass app name here.
+iss_conf = configuration_data()
+iss_conf.set('CLAPPER_APP_VERSION', meson.project_version())
+iss_conf.set('CLAPPER_APP_REG_ENTRIES', '\n'.join(reg_entries))
+iss_conf.set('PROJECT_ROOT', meson.project_source_root())
+
+# NOTE: We also need to package other dependencies, hence using whole prefix.
+# Workaround to reduce package size is to set prefix to some custom dir, install,
+# then determine the rest with "ldd" and copy remaining files manually there.
+iss_conf.set('CLAPPER_APP_DEST', prefix.replace('/', '\\'))
+
+configure_file(
+  input: 'clapper.iss.in',
+  output: 'clapper.iss',
+  configuration: iss_conf,
+)