# Note that the path could itself be a python file, or a directory

# Python's compile_all module only works on directories, and requires a max
# recursion depth

# Usage:
#    %py_byte_compile <interpereter> <path>
# Example:
#    %py_byte_compile %{__python3} %{buildroot}%{_datadir}/spam/plugins/

# This will terminate build on SyntaxErrors, if you want to avoid that,
# use it in a subshell like this:
#    (%{py_byte_compile <interpereter> <path>}) || :

%py_byte_compile()\
python_binary="%1"\
bytecode_compilation_path="%2"\
find $bytecode_compilation_path -type f -a -name "*.py" -print0 | xargs -0 $python_binary -O -m py_compile\
find $bytecode_compilation_path -type f -a -name "*.py" -print0 | xargs -0 $python_binary -m py_compile
%py_setup setup.py
%py_shbang_opts -s

# Use the slashes after expand so that the command starts on the same line as
# the macro
%py_build() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python} %{py_setup} %{?py_setup_args} build --executable="%{__python} %{py_shbang_opts}" %{?*}
  sleep 1
}

%py_build_egg() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python} %{py_setup} %{?py_setup_args} bdist_egg %{?*}
  sleep 1
}

%py_build_wheel() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python} %{py_setup} %{?py_setup_args} bdist_wheel %{?*}
  sleep 1
}

%py_install() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python} %{py_setup} %{?py_setup_args} install -O1 --skip-build --root %{buildroot} %{?*}
}

%py_install_egg() %{expand:\\\
  mkdir -p %{buildroot}%{python_sitelib}
  easy_install -m --prefix %{buildroot}%{_prefix} -Z dist/*-py%{python_version}.egg %{?*}
}

%py_install_wheel() %{expand:\\\
  pip install -I dist/%{1} --root %{buildroot} --strip-file-prefix %{buildroot} --no-deps
}

%python_provide() %{lua:
  function string.starts(String,Start)
    return string.sub(String,1,string.len(Start))==Start
  end
  package = rpm.expand("%{?1}")
  vr = rpm.expand("%{?epoch:%{epoch}:}%{version}-%{release}")
  if (string.starts(package, "python2-")) then
    --No unversioned provides as python2 is not default
  elseif (string.starts(package, "python" .. rpm.expand("%{python3_pkgversion}") .. "-")) then
    print("\\nProvides: python-")
    l = 8 + string.len(rpm.expand("%{python3_pkgversion}"))
    print(string.sub(package,l,string.len(package)))
    print(" = ")
    print(vr)
    --Obsoleting the previous default python package (if it doesn't have isa)
    if (string.sub(package, "-1") ~= ")") then
      print("\\nObsoletes: python-")
      print(string.sub(package,l,string.len(package)))
      print(" < ")
      print(vr)
    end
  elseif (rpm.expand("%{?python3_other_pkgversion}") ~= "" and string.starts(package, "python" .. rpm.expand("%{python3_other_pkgversion}") .. "-")) then
    --No unversioned provides as python3_other is not default
  elseif (string.starts(package, "pypy-")) then
    --No unversioned provides as pypy is not default
  elseif (string.starts(package, "pypy2-")) then
    --No unversioned provides as pypy is not default
  elseif (string.starts(package, "pypy3-")) then
    --No unversioned provides as pypy is not default
  elseif (string.starts(package, "python-")) then
    --No unversioned provides needed for unversioned python
  else
    print("%python_provide: ERROR: ")
    print(package)
    print(" not recognized.")
  end
}

%python_enable_dependency_generator() \
%global __pythondist_requires %{_rpmconfigdir}/pythondistdeps.py --requires \
%{nil}
%__python2 /usr/bin/python2
%python2_sitelib %(%{__python2} -Esc "from distutils.sysconfig import get_python_lib; print(get_python_lib())")
%python2_sitearch %(%{__python2} -Esc "from distutils.sysconfig import get_python_lib; print(get_python_lib(1))")
%python2_version %(%{__python2} -Esc "import sys; sys.stdout.write('{0.major}.{0.minor}'.format(sys.version_info))")
%python2_version_nodots %(%{__python2} -Esc "import sys; sys.stdout.write('{0.major}{0.minor}'.format(sys.version_info))")

%py2_shbang_opts -s

# Use the slashes after expand so that the command starts on the same line as
# the macro
%py2_build() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python2} %{py_setup} %{?py_setup_args} build --executable="%{__python2} %{py2_shbang_opts}" %{?*}
  sleep 1
}

%py2_build_egg() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python2} %{py_setup} %{?py_setup_args} bdist_egg %{?*}
  sleep 1
}

%py2_build_wheel() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python2} %{py_setup} %{?py_setup_args} bdist_wheel %{?*}
  sleep 1
}

%py2_install() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python2} %{py_setup} %{?py_setup_args} install -O1 --skip-build --root %{buildroot} %{?*}
}

%py2_install_egg() %{expand:\\\
  mkdir -p %{buildroot}%{python2_sitelib}
  easy_install-%{python2_version} -m --prefix %{buildroot}%{_prefix} -Z dist/*-py%{python2_version}.egg %{?*}
}

%py2_install_wheel() %{expand:\\\
  pip%{python2_version} install -I dist/%{1} --root %{buildroot} --strip-file-prefix %{buildroot} --no-deps
}
%__python3 /usr/bin/python3
%python3_sitelib %(%{__python3} -Ic "from distutils.sysconfig import get_python_lib; print(get_python_lib())")
%python3_sitearch %(%{__python3} -Ic "from distutils.sysconfig import get_python_lib; print(get_python_lib(1))")
%python3_version %(%{__python3} -Ic "import sys; sys.stdout.write(sys.version[:3])")
%python3_version_nodots %(%{__python3} -Ic "import sys; sys.stdout.write(sys.version[:3].replace('.',''))")
%python3_platform %(%{__python3} -Ic "import sysconfig; print(sysconfig.get_platform())")
%py3dir %{_builddir}/python3-%{name}-%{version}-%{release}

%py3_shbang_opts -s

# Use the slashes after expand so that the command starts on the same line as
# the macro
%py3_build() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python3} %{py_setup} %{?py_setup_args} build --executable="%{__python3} %{py3_shbang_opts}" %{?*}
  sleep 1
}

%py3_build_egg() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python3} %{py_setup} %{?py_setup_args} bdist_egg %{?*}
  sleep 1
}

%py3_build_wheel() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python3} %{py_setup} %{?py_setup_args} bdist_wheel %{?*}
  sleep 1
}

%py3_install() %{expand:\\\
  CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\\\
  %{__python3} %{py_setup} %{?py_setup_args} install -O1 --skip-build --root %{buildroot} %{?*}
}

%py3_install_egg() %{expand:\\\
  mkdir -p %{buildroot}%{python3_sitelib}
  easy_install-%{python3_version} -m --prefix %{buildroot}%{_prefix} -Z dist/*-py%{python3_version}.egg %{?*}
}

%py3_install_wheel() %{expand:\\\
  pip%{python3_version} install -I dist/%{1} --root %{buildroot}  --no-deps
}
# python3_pkgversion specifies the version of Python 3 in the distro.  It can be
# a specific version (e.g. 34 in Fedora EPEL7)
%python3_pkgversion 3

# Set to /bin/true to avoid %ifdefs and %{? in specfiles
%__python3_other /bin/true
%py3_other_build /bin/true
%py3_other_install /bin/true



# === Macros for Build/Requires tags using Python dist tags ===
# - https://fedoraproject.org/wiki/Changes/Automatic_Provides_for_Python_RPM_Packages
# - These macros need to be in macros.python-srpm, because BuildRequires tags
#   get rendered as runtime requires into the metadata of SRPMs.

# Converts Python dist name to a canonical format
%py_dist_name() %{lua:\
        name = rpm.expand("%{?1:%{1}}");\
        canonical = string.gsub(string.lower(name), "[^%w%.]+", "-");\
        print(canonical);\
}

# Creates Python 2 dist tag(s) after converting names to canonical format
#   Needs to first put all arguments into a list, because invoking a different
#   macro (%py_dist_name) overwrites them
%py2_dist() %{lua:\
        args = {}\
        arg = 1\
        while (true) do\
                name = rpm.expand("%{?" .. arg .. ":%{" .. arg .. "}}");\
                if (name == nil or name == '') then\
                        break\
                end\
                args[arg] = name\
                arg = arg + 1\
        end\
        for arg, name in ipairs(args) do\
                canonical = rpm.expand("%py_dist_name " .. name);\
                print("python2dist(" .. canonical .. ") ");\
        end\
}

# Creates Python 3 dist tag(s) after converting names to canonical format
#   Needs to first put all arguments into a list, because invoking a different
#   macro (%py_dist_name) overwrites them
%py3_dist() %{lua:\
        args = {}\
        arg = 1\
        while (true) do\
                name = rpm.expand("%{?" .. arg .. ":%{" .. arg .. "}}");\
                if (name == nil or name == '') then\
                        break\
                end\
                args[arg] = name\
                arg = arg + 1\
        end\
        for arg, name in ipairs(args) do\
                canonical = rpm.expand("%py_dist_name " .. name);\
                print("python3dist(" .. canonical .. ") ");\
        end\
}

# Macro to replace overly complicated references to PyPI source files.
# Expands to the pythonhosted URL for a package
# Accepts zero to three arguments:
# 1:  The PyPI project name, defaulting to %srcname if it is defined, then
#     %pypi_name if it is defined, then just %name.
# 2:  The PYPI version, defaulting to %version.
# 3:  The file extension, defaulting to "tar.gz".  (A period will be added
#     automatically.)
# Requires %__pypi_url and %__pypi_default_extension to be defined.
%__pypi_url https://files.pythonhosted.org/packages/source/
%__pypi_default_extension tar.gz

%pypi_source() %{lua:
    local src = rpm.expand('%1')
    local ver = rpm.expand('%2')
    local ext = rpm.expand('%3')
    local url = rpm.expand('%__pypi_url')
\
    -- If no first argument, try %srcname, then %pypi_name, then %name
    -- Note that rpm leaves macros unchanged if they are not defined.
    if src == '%1' then
        src = rpm.expand('%srcname')
    end
    if src == '%srcname' then
        src = rpm.expand('%pypi_name')
    end
    if src == '%pypi_name' then
        src = rpm.expand('%name')
    end
\
    -- If no second argument, use %version
    if ver == '%2' then
        ver = rpm.expand('%version')
    end
\
    -- If no third argument, use the preset default extension
    if ext == '%3' then
        ext = rpm.expand('%__pypi_default_extension')
    end
\
    local first = string.sub(src, 1, 1)
\
    print(url .. first .. '/' .. src .. '/' .. src .. '-' .. ver .. '.' .. ext)
}

# New python macros
%__python /usr/bin/python
%python_sitelib %(%{__python} -c "from distutils.sysconfig import get_python_lib; import sys; sys.stdout.write(get_python_lib())")
%python_sitearch %(%{__python} -c "from distutils.sysconfig import get_python_lib; import sys; sys.stdout.write(get_python_lib(1))")
%python_version %(%{__python} -c "import sys; sys.stdout.write(sys.version[:3])")