PY?=python3
PELICAN?=pelican
PELICANOPTS=

BASEDIR=$(CURDIR)
INPUTDIR=$(BASEDIR)/content
OUTPUTDIR=$(BASEDIR)/output
CONFFILE=$(BASEDIR)/pelicanconf.py
PUBLISHCONF=$(BASEDIR)/publishconf.py

FTP_HOST=localhost
FTP_USER=anonymous
FTP_TARGET_DIR=/

SSH_HOST=localhost
SSH_PORT=22
SSH_USER=root
SSH_TARGET_DIR=/var/www

S3_BUCKET=my_s3_bucket

CLOUDFILES_USERNAME=my_rackspace_username
CLOUDFILES_API_KEY=my_rackspace_api_key
CLOUDFILES_CONTAINER=my_cloudfiles_container

DROPBOX_DIR=~/Dropbox/Public/

GITHUB_PAGES_REMOTE=git@github.com:jakevdp/PythonDataScienceHandbook.git
GITHUB_PAGES_BRANCH=gh-pages

GIT_COMMIT_HASH = $(shell git rev-parse HEAD)

DEBUG ?= 0
ifeq ($(DEBUG), 1)
	PELICANOPTS += -D
endif

RELATIVE ?= 0
ifeq ($(RELATIVE), 1)
	PELICANOPTS += --relative-urls
endif


help:
	@echo 'Makefile for a pelican Web site '
	@echo ' '
	@echo 'Usage: '
	@echo ' make html (re)generate the web site '
	@echo ' make clean remove the generated files '
	@echo ' make regenerate regenerate files upon modification '
	@echo ' make publish generate using production settings '
	@echo ' make serve [PORT=8000] serve site at http://localhost:8000'
	@echo ' make serve-global [SERVER=0.0.0.0] serve (as root) to $(SERVER):80 '
	@echo ' make devserver [PORT=8000] start/restart develop_server.sh '
	@echo ' make stopserver stop local server '
	@echo ' make ssh_upload upload the web site via SSH '
	@echo ' make rsync_upload upload the web site via rsync+ssh '
	@echo ' make dropbox_upload upload the web site via Dropbox '
	@echo ' make ftp_upload upload the web site via FTP '
	@echo ' make s3_upload upload the web site via S3 '
	@echo ' make cf_upload upload the web site via Cloud Files'
	@echo ' make github upload the web site via gh-pages '
	@echo ' '
	@echo 'Set the DEBUG variable to 1 to enable debugging, e.g. make DEBUG=1 html '
	@echo 'Set the RELATIVE variable to 1 to enable relative urls '
	@echo ' '

html:
	$(PELICAN) $(INPUTDIR) -o $(OUTPUTDIR) -s $(CONFFILE) $(PELICANOPTS)

clean:
	[ ! -d $(OUTPUTDIR) ] || rm -rf $(OUTPUTDIR)

regenerate:
	$(PELICAN) -r $(INPUTDIR) -o $(OUTPUTDIR) -s $(CONFFILE) $(PELICANOPTS)

serve:
ifdef PORT
	cd $(OUTPUTDIR) && $(PY) -m pelican.server $(PORT)
else
	cd $(OUTPUTDIR) && $(PY) -m pelican.server
endif

serve-global:
ifdef SERVER
	cd $(OUTPUTDIR) && $(PY) -m pelican.server 80 $(SERVER)
else
	cd $(OUTPUTDIR) && $(PY) -m pelican.server 80 0.0.0.0
endif


devserver:
ifdef PORT
	$(BASEDIR)/develop_server.sh restart $(PORT)
else
	$(BASEDIR)/develop_server.sh restart
endif

stopserver:
	$(BASEDIR)/develop_server.sh stop
	@echo 'Stopped Pelican and SimpleHTTPServer processes running in background.'

publish:
	$(PELICAN) $(INPUTDIR) -o $(OUTPUTDIR) -s $(PUBLISHCONF) $(PELICANOPTS)

ssh_upload: publish
	scp -P $(SSH_PORT) -r $(OUTPUTDIR)/* $(SSH_USER)@$(SSH_HOST):$(SSH_TARGET_DIR)

rsync_upload: publish
	rsync -e "ssh -p $(SSH_PORT)" -P -rvzc --delete $(OUTPUTDIR)/ $(SSH_USER)@$(SSH_HOST):$(SSH_TARGET_DIR) --cvs-exclude

dropbox_upload: publish
	cp -r $(OUTPUTDIR)/* $(DROPBOX_DIR)

ftp_upload: publish
	lftp ftp://$(FTP_USER)@$(FTP_HOST) -e "mirror -R $(OUTPUTDIR)$(FTP_TARGET_DIR) ; quit"

s3_upload: publish
	s3cmd sync $(OUTPUTDIR)/ s3://$(S3_BUCKET) --acl-public --delete-removed --guess-mime-type --no-mime-magic --no-preserve

cf_upload: publish
	cd $(OUTPUTDIR) && swift -v -A https://auth.api.rackspacecloud.com/v1.0 -U $(CLOUDFILES_USERNAME) -K $(CLOUDFILES_API_KEY) upload -c $(CLOUDFILES_CONTAINER) .

publish-to-github: publish
	ghp-import -n -m "publish-to-github from $(GIT_COMMIT_HASH)" -b blog-build $(OUTPUTDIR)
	git push $(GITHUB_PAGES_REMOTE) blog-build:$(GITHUB_PAGES_BRANCH)

publish-to-github-force: publish
	ghp-import -n -m "publish-to-github-force from $(GIT_COMMIT_HASH)" -b blog-build $(OUTPUTDIR)
	git push -f $(GITHUB_PAGES_REMOTE) blog-build:$(GITHUB_PAGES_BRANCH)

.PHONY: html help clean regenerate serve serve-global devserver stopserver publish ssh_upload rsync_upload dropbox_upload ftp_upload s3_upload cf_upload github