#!/bin/bash
#
# .---.                  .              .
# |                      |              |
# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.
# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'
# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'
#
#                    Freedom in the Cloud
#
# Static blog
#
# License
# =======
#
# Copyright (C) 2014-2016 Bob Mottram <bob@robotics.uk.to>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

VARIANTS='mesh'

STATIC_BLOG_INSTALL_DIR=/etc/staticblog
PELICAN_THEMES_REPO="https://github.com/getpelican/pelican-themes"
PELICAN_PLUGINS_REPO="https://github.com/getpelican/pelican-plugins"

function reconfigure_tox {
    echo -n ''
}

function upgrade_blogstatic {
    echo -n ''
}

function backup_local_blogstatic {
    echo -n ''
}

function restore_local_blogstatic {
    echo -n ''
}

function backup_remote_blogstatic {
    echo -n ''
}

function remove_blogstatic {
    echo -n ''
}

function create_pelican_conf {
    STATIC_BLOG_FILE=$1

    echo '#!/usr/bin/env python' > $STATIC_BLOG_FILE
    echo '# -*- coding: utf-8 -*- #' >> $STATIC_BLOG_FILE
    echo 'from __future__ import unicode_literals' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo "AUTHOR=$MY_NAME" >> $STATIC_BLOG_FILE
    echo "SITENAME=u'Freedombone Blog'" >> $STATIC_BLOG_FILE
    echo "SITEURL=''" >> $STATIC_BLOG_FILE
    echo "PATH='content'" >> $STATIC_BLOG_FILE
    echo 'TIMEZONE=Europe/London' >> $STATIC_BLOG_FILE
    echo "DEFAULT_LANG=u'en'" >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'FEED_ALL_ATOM=True' >> $STATIC_BLOG_FILE
    echo 'CATEGORY_FEED_ATOM=None' >> $STATIC_BLOG_FILE
    echo 'TRANSLATION_FEED_ATOM=None' >> $STATIC_BLOG_FILE
    echo 'AUTHOR_FEED_ATOM=None' >> $STATIC_BLOG_FILE
    echo 'AUTHOR_FEED_RSS=None' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'DEFAULT_PAGINATION=False' >> $STATIC_BLOG_FILE
    echo 'RELATIVE_URLS=True' >> $STATIC_BLOG_FILE
}

function create_pelican_makefile {
    STATIC_BLOG_FILE=$1

    echo 'PY?=python' > $STATIC_BLOG_FILE
    echo 'PELICAN?=pelican' >> $STATIC_BLOG_FILE
    echo 'PELICANOPTS=' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'BASEDIR=$(CURDIR)' >> $STATIC_BLOG_FILE
    echo 'INPUTDIR=$(BASEDIR)/content' >> $STATIC_BLOG_FILE
    echo 'OUTPUTDIR=$STATIC_BLOG_PATH' >> $STATIC_BLOG_FILE
    echo 'CONFFILE=$(BASEDIR)/pelicanconf.py' >> $STATIC_BLOG_FILE
    echo 'PUBLISHCONF=$(BASEDIR)/publishconf.py' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'DEBUG ?= 0' >> $STATIC_BLOG_FILE
    echo 'ifeq ($(DEBUG), 1)' >> $STATIC_BLOG_FILE
    echo '  PELICANOPTS += -D' >> $STATIC_BLOG_FILE
    echo 'endif' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'RELATIVE ?= 0' >> $STATIC_BLOG_FILE
    echo 'ifeq ($(RELATIVE), 1)' >> $STATIC_BLOG_FILE
    echo '  PELICANOPTS += --relative-urls' >> $STATIC_BLOG_FILE
    echo 'endif' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'html:' >> $STATIC_BLOG_FILE
    echo '  $(PELICAN) $(INPUTDIR) -o $(OUTPUTDIR) -s $(CONFFILE) $(PELICANOPTS)' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'clean:' >> $STATIC_BLOG_FILE
    echo '  [ ! -d $(OUTPUTDIR) ] || rm -rf $(OUTPUTDIR)' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'regenerate:' >> $STATIC_BLOG_FILE
    echo '    $(PELICAN) -r $(INPUTDIR) -o $(OUTPUTDIR) -s $(CONFFILE) $(PELICANOPTS)' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'serve:' >> $STATIC_BLOG_FILE
    echo 'ifdef PORT' >> $STATIC_BLOG_FILE
    echo '    cd $(OUTPUTDIR) && $(PY) -m pelican.server $(PORT)' >> $STATIC_BLOG_FILE
    echo 'else' >> $STATIC_BLOG_FILE
    echo '    cd $(OUTPUTDIR) && $(PY) -m pelican.server' >> $STATIC_BLOG_FILE
    echo 'endif' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'serve-global:' >> $STATIC_BLOG_FILE
    echo 'ifdef SERVER' >> $STATIC_BLOG_FILE
    echo '    cd $(OUTPUTDIR) && $(PY) -m pelican.server 80 $(SERVER)' >> $STATIC_BLOG_FILE
    echo 'else' >> $STATIC_BLOG_FILE
    echo '    cd $(OUTPUTDIR) && $(PY) -m pelican.server 80 0.0.0.0' >> $STATIC_BLOG_FILE
    echo 'endif' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'devserver:' >> $STATIC_BLOG_FILE
    echo 'ifdef PORT' >> $STATIC_BLOG_FILE
    echo '    $(BASEDIR)/develop_server.sh restart $(PORT)' >> $STATIC_BLOG_FILE
    echo 'else' >> $STATIC_BLOG_FILE
    echo '    $(BASEDIR)/develop_server.sh restart' >> $STATIC_BLOG_FILE
    echo 'endif' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'stopserver:' >> $STATIC_BLOG_FILE
    echo '    $(BASEDIR)/develop_server.sh stop' >> $STATIC_BLOG_FILE
    echo '    @echo "Stopped Pelican and SimpleHTTPServer processes running in background."' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'publish:' >> $STATIC_BLOG_FILE
    echo '    $(PELICAN) $(INPUTDIR) -o $(OUTPUTDIR) -s $(PUBLISHCONF) $(PELICANOPTS)' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo '.PHONY: html clean regenerate serve serve-global devserver publish' >> $STATIC_BLOG_FILE
}

function create_pelican_publish_conf {
    STATIC_BLOG_FILE=$1

    echo '#!/usr/bin/env python' > $STATIC_BLOG_FILE
    echo '# -*- coding: utf-8 -*- #' >> $STATIC_BLOG_FILE
    echo 'from __future__ import unicode_literals' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'import os' >> $STATIC_BLOG_FILE
    echo 'import sys' >> $STATIC_BLOG_FILE
    echo 'sys.path.append(os.curdir)' >> $STATIC_BLOG_FILE
    echo 'from pelicanconf import *' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo "SITEURL = ''" >> $STATIC_BLOG_FILE
    echo 'RELATIVE_URLS = True' >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo "FEED_ALL_ATOM = 'feeds/all.atom.xml'" >> $STATIC_BLOG_FILE
    echo "CATEGORY_FEED_ATOM = 'feeds/%s.atom.xml'" >> $STATIC_BLOG_FILE
    echo '' >> $STATIC_BLOG_FILE
    echo 'DELETE_OUTPUT_DIRECTORY = True' >> $STATIC_BLOG_FILE
}

function mesh_install_blogstatic {
    if [ ! -d $rootdir/home/$MY_USERNAME/Desktop ]; then
        return
    fi

    if [ ! -d $rootdir/home/$MY_USERNAME/Public/Blog ]; then
        mkdir -p $rootdir/home/$MY_USERNAME/Public/Blog
        chroot "$rootdir" chown -R $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/Public
    fi

    STATIC_BLOG_INSTALL_DIR=/home/$MY_USERNAME/CreateBlog
    STATIC_BLOG_PATH=/home/$MY_USERNAME/Public/Blog

    chroot "$rootdir" apt-get -y install python-pip
    chroot "$rootdir" pip install ipython
    chroot "$rootdir" pip install Markdown
    chroot "$rootdir" pip install typogrify
    chroot "$rootdir" pip install pelican

    if [ ! -d $rootdir$STATIC_BLOG_INSTALL_DIR ]; then
        mkdir -p $rootdir$STATIC_BLOG_INSTALL_DIR
    fi

    if [ ! -d $rootdir$STATIC_BLOG_INSTALL_DIR/content ]; then
        mkdir -p $rootdir$STATIC_BLOG_INSTALL_DIR/content
    fi

    if [ ! -d $rootdir$STATIC_BLOG_PATH ]; then
        mkdir -p $rootdir$STATIC_BLOG_PATH
    fi

    STATIC_BLOG_FILE=$rootdir$STATIC_BLOG_INSTALL_DIR/pelicanconf.py
    create_pelican_conf $STATIC_BLOG_FILE

    STATIC_BLOG_FILE=$rootdir$STATIC_BLOG_INSTALL_DIR/Makefile
    create_pelican_makefile $STATIC_BLOG_FILE

    STATIC_BLOG_FILE=$rootdir$STATIC_BLOG_INSTALL_DIR/publishconf.py
    create_pelican_publish_conf $STATIC_BLOG_FILE

    git clone --recursive $PELICAN_THEMES_REPO $rootdir$STATIC_BLOG_INSTALL_DIR/themes
    git clone --recursive $PELICAN_PLUGINS_REPO $rootdir$STATIC_BLOG_INSTALL_DIR/plugins

    chroot "$rootdir" chown -R $MY_USERNAME:$MY_USERNAME $STATIC_BLOG_INSTALL_DIR
}

function install_blogstatic {
    if [ $INSTALLING_MESH ]; then
        mesh_install_blogstatic
        return
    fi

    if grep -Fxq "install_blogstatic" $COMPLETION_FILE; then
        return
    fi

    STATIC_BLOG_INSTALL_DIR=/etc/blog
    STATIC_BLOG_PATH=/var/www/$STATIC_BLOG_DOMAIN/htdocs

    apt-get -y install python-pip
    pip install ipython
    pip install Markdown
    pip install typogrify
    pip install pelican

    if [ ! -d $STATIC_BLOG_INSTALL_DIR ]; then
        mkdir -p $STATIC_BLOG_INSTALL_DIR
    fi

    if [ ! -d $STATIC_BLOG_INSTALL_DIR/content ]; then
        mkdir -p $STATIC_BLOG_INSTALL_DIR/content
    fi

    if [ ! -d $STATIC_BLOG_PATH ]; then
        mkdir -p $STATIC_BLOG_PATH
    fi

    STATIC_BLOG_FILE=$STATIC_BLOG_INSTALL_DIR/pelicanconf.py
    create_pelican_conf $STATIC_BLOG_FILE

    STATIC_BLOG_FILE=$STATIC_BLOG_INSTALL_DIR/Makefile
    create_pelican_makefile $STATIC_BLOG_FILE

    STATIC_BLOG_FILE=$STATIC_BLOG_INSTALL_DIR/publishconf.py
    create_pelican_publish_conf $STATIC_BLOG_FILE

    git clone --recursive $PELICAN_THEMES_REPO $STATIC_BLOG_INSTALL_DIR/themes
    git clone --recursive $PELICAN_PLUGINS_REPO $STATIC_BLOG_INSTALL_DIR/plugins

    chown -R $MY_USERNAME:$MY_USERNAME $STATIC_BLOG_INSTALL_DIR

    echo 'install_blogstatic' >> $COMPLETION_FILE
}

# NOTE: deliberately no exit 0