collect static files in SPEC

gistfile1.sh

# Predefinition before doing anything
project_lib=${RPM_BUILD_ROOT}%{python_sitelib}/%{pkg_name}
product_module=${project_lib}/%{pkg_name}/product_settings.py
product_module_bak=${product_module}.bak
static_root=${RPM_BUILD_ROOT}%{_datadir}/%{pkg_name}/static/
# Add all app names whose static files are needed to be collected
# Just enter what you write in settings.py
apps_static_collected_from=""

cp $product_module $product_module_bak
echo "STATIC_ROOT = '${static_root}'" >> ${product_module}

# Construct and overwrite INSTALLED_APPS to collect static files from all
# necessary apps.
apps_list="'django.contrib.admin', 'django.contrib.staticfiles'"
for app in ${apps_static_collected_from}
do
    apps_list="${apps_list},'${app}',"
done
echo "INSTALLED_APPS = ( ${apps_list} )" >> ${product_module}

# Overwrite database configuration to avoid communicating with real database,
# since collecting static does not need any database operations.
echo "DATABASES['default']['ENGINE'] = 'django.db.backends.sqlite3'" >> ${product_module}
echo "DATABASES['default']['NAME'] = ':memory:'" >> ${product_module}

django_admin_bins="/usr/bin/django-admin /usr/bin/django-admin.py"
for cmd in ${django_admin_bins}
do
    if [ -e "$cmd" ]
    then
        ${cmd} collectstatic \
            --pythonpath=`dirname ${project_lib}` \
            --settings=%{pkg_name}.product_settings \
            --noinput
        static_collected=1
        break
    fi
done
if [ ! -v static_collected ]
then
    echo "Cannot find either django-admin or django-admin.py"
    exit 1
fi
mv ${product_module_bak} ${product_module}