# Shortcuts for various tasks (UNIX only).
# To use a specific Python version run:
# $ make install PYTHON=python3.3

PYTHON = python
TSCRIPT = pyftpdlib/test/runner.py
ARGS =
DEV_DEPS = \
	check-manifest \
	coverage \
	flake8 \
	mock==1.0.1 \
	pep8 \
	pyflakes \
	setuptools \
	sphinx
TEST_DEPS = \
	nose \
	psutil \
	pyopenssl \
	pysendfile \
	unittest2

# In not in a virtualenv, add --user options for install commands.
INSTALL_OPTS = `$(PYTHON) -c "import sys; print('' if hasattr(sys, 'real_prefix') else '--user')"`

all: test

clean:  ## Remove all build files.
	rm -rf `find . -type d -name __pycache__ \
		-o -type f -name \*.bak \
		-o -type f -name \*.orig \
		-o -type f -name \*.pyc \
		-o -type f -name \*.pyd \
		-o -type f -name \*.pyo \
		-o -type f -name \*.rej \
		-o -type f -name \*.so \
		-o -type f -name \*.~ \
		-o -type f -name \*\$testfn`
	rm -rf \
		*.core \
		*.egg-info \
		*\$testfile* \
		.coverage \
		.tox \
		build/ \
		dist/ \
		docs/_build/ \
		htmlcov/ \
		tmp/

install:  ## Install this package.
	# make sure setuptools is installed (needed for 'develop' / edit mode)
	$(PYTHON) -c "import setuptools"
	$(PYTHON) setup.py develop $(INSTALL_OPTS)

uninstall:  ## Uninstall this package.
	cd ..; $(PYTHON) -m pip uninstall -y -v pyftpdlib || true
	$(PYTHON) scripts/purge_installation.py

install-pip:  ## (only if necessary)
	$(PYTHON) -c \
		"import sys, ssl, os, pkgutil, tempfile, atexit; \
		sys.exit(0) if pkgutil.find_loader('pip') else None; \
		pyexc = 'from urllib.request import urlopen' if sys.version_info[0] == 3 else 'from urllib2 import urlopen'; \
		exec(pyexc); \
		ctx = ssl._create_unverified_context() if hasattr(ssl, '_create_unverified_context') else None; \
		kw = dict(context=ctx) if ctx else {}; \
		req = urlopen('https://bootstrap.pypa.io/get-pip.py', **kw); \
		data = req.read(); \
		f = tempfile.NamedTemporaryFile(suffix='.py'); \
		atexit.register(f.close); \
		f.write(data); \
		f.flush(); \
		print('downloaded %s' % f.name); \
		code = os.system('%s %s --user' % (sys.executable, f.name)); \
		f.close(); \
		sys.exit(code);"

setup-dev-env:  ## Install GIT hooks, pip, test deps (also upgrades them).
	${MAKE} install-git-hooks
	${MAKE} install-pip
	$(PYTHON) -m pip install $(INSTALL_OPTS) --upgrade pip
	$(PYTHON) -m pip install $(INSTALL_OPTS) --upgrade $(TEST_DEPS)
	$(PYTHON) -m pip install $(INSTALL_OPTS) --upgrade $(DEV_DEPS)

test:  ## Run all tests.
	${MAKE} install
	PYTHONWARNINGS=all $(PYTHON) $(TSCRIPT)

test-functional:  ## Run functional FTP tests.
	${MAKE} install
	PYTHONWARNINGS=all $(PYTHON) pyftpdlib/test/test_functional.py

test-functional-ssl:  ## Run functional FTPS tests.
	${MAKE} install
	PYTHONWARNINGS=all $(PYTHON) pyftpdlib/test/test_functional_ssl.py

test-servers:  ## Run tests for FTPServer and its subclasses.
	${MAKE} install
	PYTHONWARNINGS=all $(PYTHON) pyftpdlib/test/test_servers.py

test-authorizers:  ## Run tests for authorizers.
	${MAKE} install
	PYTHONWARNINGS=all $(PYTHON) pyftpdlib/test/test_authorizers.py

test-filesystems:  ## Run filesystem tests.
	${MAKE} install
	PYTHONWARNINGS=all $(PYTHON) pyftpdlib/test/test_filesystems.py

test-ioloop:  ## Run IOLoop tests.
	${MAKE} install
	PYTHONWARNINGS=all $(PYTHON) pyftpdlib/test/test_ioloop.py

test-misc:  ## Run miscellaneous tests.
	${MAKE} install
	PYTHONWARNINGS=all $(PYTHON) pyftpdlib/test/test_misc.py

test-by-name:  ## e.g.: make test-by-name ARGS=pyftpdlib.test.test_functional.TestFtpStoreData
	${MAKE} install
	PYTHONWARNINGS=all $(PYTHON) -m unittest -v $(ARGS)

test-coverage:  ## Run test coverage.
	${MAKE} install
	rm -rf .coverage htmlcov
	PYTHONWARNINGS=all $(PYTHON) -m coverage run $(TSCRIPT)
	$(PYTHON) -m coverage report
	@echo "writing results to htmlcov/index.html"
	$(PYTHON) -m coverage html
	$(PYTHON) -m webbrowser -t htmlcov/index.html

pep8:  ## PEP8 linter.
	@git ls-files | grep \\.py$ | xargs $(PYTHON) -m pep8

pyflakes:  ## Pyflakes linter.
	@export PYFLAKES_NODOCTEST=1 && \
		git ls-files | grep \\.py$ | xargs $(PYTHON) -m pyflakes

flake8:  ## flake8 linter.
	@git ls-files | grep \\.py$ | xargs $(PYTHON) -m flake8

check-manifest:  ## Inspect MANIFEST.in file.
	$(PYTHON) -m check_manifest -v $(ARGS)

upload-src:  ## Upload source on PYPI.
	${MAKE} clean
	$(PYTHON) setup.py sdist upload

git-tag-release:  ## Git-tag a new release.
	git tag -a release-`python -c "import setup; print(setup.VERSION)"` -m `git rev-list HEAD --count`:`git rev-parse --short HEAD`
	git push --follow-tags

install-git-hooks:  ## Install GIT pre-commit hook
	ln -sf ../../.git-pre-commit .git/hooks/pre-commit
	chmod +x .git/hooks/pre-commit

grep-todos:  ## Look for TODOs in source files.
	git grep -EIn "TODO|FIXME|XXX"

pre-release:  ## All the necessary steps before making a release.
	${MAKE} clean
	$(PYTHON) -c \
		"from pyftpdlib import __ver__ as ver; \
		doc = open('docs/index.rst').read(); \
		history = open('HISTORY.rst').read(); \
		assert ver in history, '%r not in HISTORY.rst' % ver; \
		assert 'XXXX' not in history; \
		"
	$(PYTHON) setup.py sdist

release:  ## Creates a release (tar.gz + upload + git tag release).
	${MAKE} pre-release
	$(PYTHON) -m twine upload dist/*  # upload tar on PYPI
	${MAKE} git-tag-release

generate-manifest:  ## Generates MANIFEST.in file.
	$(PYTHON) scripts/generate_manifest.py > MANIFEST.in

print-announce:  ## Print announce of new release.
	@$(PYTHON) scripts/print_announce.py

help: ## Display callable targets.
	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}'
