freedombone/src/freedombone-meshweb

#!/bin/bash
#
# .---.                  .              .
# |                      |              |
# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.
# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'
# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'
#
#                    Freedom in the Cloud
#
# Web interface for the mesh
#
# License
# =======
#
# Copyright (C) 2015-2016 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/>.

PROJECT_NAME='freedombone'

export TEXTDOMAIN=${PROJECT_NAME}-meshweb
export TEXTDOMAINDIR="/usr/share/locale"

# client or server installations sounds odd for a mesh, but this
# indicates whether this is a dedicated mesh peer ("yes") or
# a 'client' such as a laptop or desktop machine with
# the freedombone-client script installed
SERVER_INSTALLATION="no"

PEERS_FILE=/tmp/meshwebstart

ZERONET_REPO='https://github.com/HelloZeroNet/ZeroNet.git'
ZERONET_COMMIT='675bd462556c541d65e2d95f91f899146a373aad'
ZERONET_BLOG_REPO='https://github.com/HelloZeroNet/ZeroBlog'
ZERONET_BLOG_COMMIT='bbb0d6c36465fed2e6df71f1aab45fcc9c6ad609'
ZERONET_MAIL_REPO='https://github.com/HelloZeroNet/ZeroMail'
ZERONET_MAIL_COMMIT='955af09d643c72b02e4983d71eca5c0c93a6c131'
ZERONET_FORUM_REPO='https://github.com/HelloZeroNet/ZeroTalk'
ZERONET_FORUM_COMMIT='e2d2c9cb1cfbfef91b244935efb5c14c2ad95faa'
ZERONET_URL=http://127.0.0.1:43110
ZERONET_PORT=15441
TRACKER_PORT=6969
MY_USERNAME=$USER
ZERONET_DIR=/home/$MY_USERNAME/zeronet
UPDATED="no"
ZERONET_DEFAULT_BLOG_TAGLINE=$"Blogging on the Mesh"
ZERONET_DEFAULT_FORUM_TAGLINE=$"A decentralized discussion group"
ZERONET_DEFAULT_MAIL_TAGLINE=$"Mail for the Mesh"

IPFS_PORT=4001

MESH_INSTALL_DIR=/var/lib

function install_ipfs {
  if [ ! -f /home/$MY_USERNAME/go/bin/ipfs ]; then
      if [ ! -d /usr/local/go ]; then
          sudo apt-get -y install golang
      fi
      sudo apt-get -y install libpam0g-dev fuse
      if ! grep -q "GOROOT" /home/$MY_USERNAME/.bashrc; then
          if [ -d /usr/local/go ]; then
              echo "export GOROOT=/usr/local/go" >> /home/$MY_USERNAME/.bashrc
          fi
      fi
      if ! grep -q "GOPATH/bin" /home/$MY_USERNAME/.bashrc; then
          echo "export GOPATH=/home/$MY_USERNAME/go" >> /home/$MY_USERNAME/.bashrc
          echo 'export PATH="$GOPATH/bin:$PATH:";' >> /home/$MY_USERNAME/.bashrc
          chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/.bashrc
      fi
      if [ ! -d /home/$MY_USERNAME/go ]; then
          mkdir /home/$MY_USERNAME/go
      fi
      . /home/$MY_USERNAME/.bashrc
      go get -u github.com/ipfs/go-ipfs/cmd/ipfs
      if [ ! "$?" = "0" ]; then
          exit 8242
      fi
  fi

  if [ ! -d /home/$MY_USERNAME/.ipfs ]; then
      ipfs init -b 4096
      if [ ! -d /home/$MY_USERNAME/.ipfs ]; then
          echo $"IPFS could not be initialised"
          exit 7358
      fi

      # directories to mount to
      if [ ! -d /ipfs ]; then
          sudo mkdir /ipfs
          sudo mkdir /ipns
          sudo chown $MY_USERNAME:$MY_USERNAME /ipfs
          sudo chown $MY_USERNAME:$MY_USERNAME /ipns
      fi

      if [ -f /etc/fuse.conf ]; then
          sudo chown $MY_USERNAME:$MY_USERNAME /etc/fuse.conf
      fi
      if [ -f /dev/fuse ]; then
          sudo chown $MY_USERNAME:$MY_USERNAME /dev/fuse
      fi
  fi

  IPFS_PEER_ID=$(ipfs id | grep '\"ID\":' | awk -F '\"' '{print $4}')
  if [ ${#IPFS_PEER_ID} -lt 10 ]; then
      echo $'Invalid IPFS peer ID'
      echo "$IPFS_PEER_ID"
      exit 74782
  fi

  # Add an avahi service
  echo '<?xml version="1.0" standalone="no"?><!--*-nxml-*-->' > /tmp/ipfs.service
  echo '<!DOCTYPE service-group SYSTEM "avahi-service.dtd">' >> /tmp/ipfs.service
  echo '<service-group>' >> /tmp/ipfs.service
  echo '  <name replace-wildcards="yes">%h IPFS</name>' >> /tmp/ipfs.service
  echo '  <service>' >> /tmp/ipfs.service
  echo '    <type>_ipfs._tcp</type>' >> /tmp/ipfs.service
  echo "    <port>$IPFS_PORT</port>" >> /tmp/ipfs.service
  echo "    <txt-record>$IPFS_PEER_ID</txt-record>" >> /tmp/ipfs.service
  echo '  </service>' >> /tmp/ipfs.service
  echo '</service-group>' >> /tmp/ipfs.service
  sudo cp /tmp/ipfs.service /etc/avahi/services/ipfs.service
}

function install_zeronet_blog {
    if [ ! -f /home/$MY_USERNAME/README ]; then
        touch /home/$MY_USERNAME/README
    fi

    if grep -q "ZeroNet Blog address" /home/$MY_USERNAME/README; then
        return
    fi

    if [ ! -d /etc/avahi ]; then
        echo $'Avahi is not installed'
        exit 736
    fi

    ZERONET_DEFAULT_BLOG_TITLE=$"${MY_USERNAME}'s Blog"

    cd $ZERONET_DIR
    python zeronet.py --batch siteCreate 2> $ZERONET_DIR/blog.txt
    if [ ! -f $ZERONET_DIR/blog.txt ]; then
        echo $'Unable to create blog'
        exit 479
    fi
    blog_address=$(cat blog.txt | grep "Site address" | awk -F ':' '{print $2}')
    blog_private_key=$(cat blog.txt | grep "Site private key" | awk -F ':' '{print $2}')
    ZERONET_BLOG_ADDRESS=${blog_address//[[:blank:]]/}
    ZERONET_BLOG_PRIVATE_KEY=${blog_private_key//[[:blank:]]/}

    if [ ${#ZERONET_BLOG_ADDRESS} -lt 20 ]; then
        echo $"Address:    $ZERONET_BLOG_ADDRESS"
        echo $"Public key: $ZERONET_BLOG_PRIVATE_KEY"
        echo $'Unable to create zeronet blog address'
        exit 7358
    fi

    if [ ${#ZERONET_BLOG_PRIVATE_KEY} -lt 20 ]; then
        echo $"Address:    $ZERONET_BLOG_ADDRESS"
        echo $"Public key: $ZERONET_BLOG_PRIVATE_KEY"
        echo $'Unable to create zeronet blog private key'
        exit 1639
    fi

    if [ ! -d "$ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS" ]; then
        echo $"Unable to find site directory: $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS"
        exit 7638
    fi

    git clone $ZERONET_BLOG_REPO ZeroBlog
    if [ ! -d $ZERONET_DIR/ZeroBlog ]; then
        echo $'ZeroBlog repo could not be cloned'
        exit 6739
    fi
    cd $MESH_INSTALL_DIR/zeronet/ZeroBlog
    git checkout $ZERONET_BLOG_COMMIT -b $ZERONET_BLOG_COMMIT

    echo $"Blog address:     $ZERONET_BLOG_ADDRESS"
    echo $"Blog private key: $ZERONET_BLOG_PRIVATE_KEY"
    cp -r $ZERONET_DIR/ZeroBlog/* $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS
    if [ ! -d $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS/data ]; then
        mkdir $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS/data
    fi
    cp $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS/data-default/data.json $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS/data
    sed -i "s/MyZeroBlog/$ZERONET_DEFAULT_BLOG_TITLE/g" $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS/data/data.json
    sed -i "s/My ZeroBlog./$ZERONET_DEFAULT_BLOG_TAGLINE/g" $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS/data/data.json
    sed -i "s/ZeroBlog Demo/$ZERONET_DEFAULT_BLOG_TITLE/g" $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS/index.html
    sed -i "s|<h3 class=\"description\">.*|<h3 class="description">$ZERONET_DEFAULT_BLOG_TAGLINE</h3>|g" $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS/index.html
    sed -i "s/Blogging platform Demo/Blogging platform/g" $ZERONET_DIR/data/$ZERONET_BLOG_ADDRESS/content.json
    python zeronet.py siteSign $ZERONET_BLOG_ADDRESS $ZERONET_BLOG_PRIVATE_KEY

    # Add an avahi service
    echo '<?xml version="1.0" standalone="no"?><!--*-nxml-*-->' > /tmp/zeronet-blog.service
    echo '<!DOCTYPE service-group SYSTEM "avahi-service.dtd">' >> /tmp/zeronet-blog.service
    echo '<service-group>' >> /tmp/zeronet-blog.service
    echo '  <name replace-wildcards="yes">%h ZeroNet Blog</name>' >> /tmp/zeronet-blog.service
    echo '  <service>' >> /tmp/zeronet-blog.service
    echo '    <type>_zeronet._udp</type>' >> /tmp/zeronet-blog.service
    echo "    <port>$ZERONET_PORT</port>" >> /tmp/zeronet-blog.service
    echo "    <txt-record>$ZERONET_URL/$ZERONET_BLOG_ADDRESS</txt-record>" >> /tmp/zeronet-blog.service
    echo '  </service>' >> /tmp/zeronet-blog.service
    echo '</service-group>' >> /tmp/zeronet-blog.service
    sudo cp /tmp/zeronet-blog.service /etc/avahi/services/zeronet-blog.service

    if [ ! -d /home/$MY_USERNAME/.config/zeronet ]; then
        mkdir -p /home/$MY_USERNAME/.config/zeronet
        chown -R $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/.config
    fi
    echo "$ZERONET_URL/$ZERONET_BLOG_ADDRESS" > /home/$MY_USERNAME/.config/zeronet/myblog

    if ! grep -q "ZeroNet Blog address" /home/$MY_USERNAME/README; then
        echo '' >> /home/$MY_USERNAME/README
        echo $"ZeroNet Blog address: $ZERONET_BLOG_ADDRESS" >> /home/$MY_USERNAME/README
        echo $"ZeroNet Blog private key: $ZERONET_BLOG_PRIVATE_KEY" >> /home/$MY_USERNAME/README
    fi

    echo $'Zeronet blog installed'
}

function install_zeronet_mail {
  if [ ! -f /home/$MY_USERNAME/README ]; then
      touch /home/$MY_USERNAME/README
  fi

  if grep -q "ZeroNet Mail address" /home/$MY_USERNAME/README; then
      return
  fi

  if [ ! -d /etc/avahi ]; then
      echo $'Avahi is not installed'
      exit 736
  fi

  ZERONET_DEFAULT_MAIL_TITLE=$"${MY_USERNAME}'s Mail"

  cd $MESH_INSTALL_DIR/zeronet
  python zeronet.py --batch siteCreate 2> $MESH_INSTALL_DIR/zeronet/mail.txt
  if [ ! -f $MESH_INSTALL_DIR/zeronet/mail.txt ]; then
      echo 'Unable to create mail'
      exit 479
  fi
  mail_address=$(cat mail.txt | grep "Site address" | awk -F ':' '{print $2}')
  mail_private_key=$(cat mail.txt | grep "Site private key" | awk -F ':' '{print $2}')
  ZERONET_MAIL_ADDRESS=${mail_address//[[:blank:]]/}
  ZERONET_MAIL_PRIVATE_KEY=${mail_private_key//[[:blank:]]/}

  if [ ${#ZERONET_MAIL_ADDRESS} -lt 20 ]; then
      echo $"Address:    $ZERONET_MAIL_ADDRESS"
      echo $"Public key: $ZERONET_MAIL_PRIVATE_KEY"
      echo $'Unable to create zeronet mail address'
      exit 7358
  fi

  if [ ${#ZERONET_MAIL_PRIVATE_KEY} -lt 20 ]; then
      echo $"Address:    $ZERONET_MAIL_ADDRESS"
      echo $"Public key: $ZERONET_MAIL_PRIVATE_KEY"
      echo $'Unable to create zeronet mail private key'
      exit 1639
  fi

  if [ ! -d "$MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS" ]; then
      echo $"Unable to find site directory: $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS"
      exit 7638
  fi

  git clone $ZERONET_MAIL_REPO ZeroMail
  if [ ! -d $MESH_INSTALL_DIR/zeronet/ZeroMail ]; then
      echo $'ZeroMail repo could not be cloned'
      exit 6739
  fi
  cd $MESH_INSTALL_DIR/zeronet/ZeroMail
  git checkout $ZERONET_MAIL_COMMIT -b $ZERONET_MAIL_COMMIT

  echo $"ZeroNet Mail address:     $ZERONET_MAIL_ADDRESS"
  echo $"ZeroNet Mail private key: $ZERONET_MAIL_PRIVATE_KEY"
  cp -r $MESH_INSTALL_DIR/zeronet/ZeroMail/* $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS

  if [ ! -d $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS/data ]; then
      mkdir $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS/data
  fi
  cp $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS/data-default/data.json $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS/data
  sed -i "s/MyZeroMail/$ZERONET_DEFAULT_MAIL_TITLE/g" $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS/data/data.json
  sed -i "s/My ZeroMail./$ZERONET_DEFAULT_MAIL_TAGLINE/g" $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS/data/data.json
  sed -i "s/ZeroMail Demo/$ZERONET_DEFAULT_MAIL_TITLE/g" $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS/index.html
  sed -i "s|<h3 class=\"description\">.*|<h3 class=\"description\">$ZERONET_DEFAULT_MAIL_TAGLINE</h3>|g" $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS/index.html
  sed -i "s/Mailging platform Demo/Mailging platform/g" $MESH_INSTALL_DIR/zeronet/data/$ZERONET_MAIL_ADDRESS/content.json
  python zeronet.py siteSign $ZERONET_MAIL_ADDRESS $ZERONET_MAIL_PRIVATE_KEY

  # Add an avahi service
  echo '<?xml version="1.0" standalone="no"?><!--*-nxml-*-->' > /tmp/zeronet-mail.service
  echo '<!DOCTYPE service-group SYSTEM "avahi-service.dtd">' >> /tmp/zeronet-mail.service
  echo '<service-group>' >> /tmp/zeronet-mail.service
  echo '  <name replace-wildcards="yes">%h ZeroNet Mail</name>' >> /tmp/zeronet-mail.service
  echo '  <service>' >> /tmp/zeronet-mail.service
  echo '    <type>_zeronet._udp</type>' >> /tmp/zeronet-mail.service
  echo "    <port>$ZERONET_PORT</port>" >> /tmp/zeronet-mail.service
  echo "    <txt-record>$ZERONET_URL/$ZERONET_MAIL_ADDRESS</txt-record>" >> /tmp/zeronet-mail.service
  echo '  </service>' >> /tmp/zeronet-mail.service
  echo '</service-group>' >> /tmp/zeronet-mail.service
  cp /tmp/zeronet-mail.service /etc/avahi/services/zeronet-mail.service

  if [ ! -d /home/$MY_USERNAME/.config/zeronet ]; then
      mkdir -p /home/$MY_USERNAME/.config/zeronet
      chown -R $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/.config
  fi
  echo "$ZERONET_URL/$ZERONET_MAIL_ADDRESS" > /home/$MY_USERNAME/.config/zeronet/mymail

  if ! grep -q "ZeroNet Mail address" /home/$MY_USERNAME/README; then
      echo '' >> /home/$MY_USERNAME/README
      echo "ZeroNet Mail address: $ZERONET_MAIL_ADDRESS" >> /home/$MY_USERNAME/README
      echo "ZeroNet Mail private key: $ZERONET_MAIL_PRIVATE_KEY" >> /home/$MY_USERNAME/README
  fi

    echo $'Zeronet mail installed'
}

function install_zeronet_forum {
    if [ ! -f /home/$MY_USERNAME/README ]; then
        touch /home/$MY_USERNAME/README
    fi

    if grep -q "ZeroNet Forum address" /home/$MY_USERNAME/README; then
        return
    fi

    if [ ! -d /etc/avahi ]; then
        echo $'Avahi is not installed'
        exit 736
    fi

    ZERONET_DEFAULT_FORUM_TITLE="${MY_USERNAME}'s Forum"

    cd $ZERONET_DIR
    python zeronet.py --batch siteCreate 2> $ZERONET_DIR/forum.txt
    if [ ! -f $ZERONET_DIR/forum.txt ]; then
        echo $'Unable to create forum'
        exit 479
    fi
    forum_address=$(cat forum.txt | grep "Site address" | awk -F ':' '{print $2}')
    forum_private_key=$(cat forum.txt | grep "Site private key" | awk -F ':' '{print $2}')
    ZERONET_FORUM_ADDRESS=${forum_address//[[:blank:]]/}
    ZERONET_FORUM_PRIVATE_KEY=${forum_private_key//[[:blank:]]/}

    if [ ${#ZERONET_FORUM_ADDRESS} -lt 20 ]; then
        echo $"Address:    $ZERONET_FORUM_ADDRESS"
        echo $"Public key: $ZERONET_FORUM_PRIVATE_KEY"
        echo $'Unable to create zeronet forum address'
        exit 76352
    fi

    if [ ${#ZERONET_FORUM_PRIVATE_KEY} -lt 20 ]; then
        echo $"Address:    $ZERONET_FORUM_ADDRESS"
        echo $"Public key: $ZERONET_FORUM_PRIVATE_KEY"
        echo $'Unable to create zeronet forum private key'
        exit 87356
    fi

    if [ ! -d "$ZERONET_DIR/data/$ZERONET_FORUM_ADDRESS" ]; then
        echo $"Unable to find site directory: $ZERONET_DIR/data/$ZERONET_FORUM_ADDRESS"
        exit 7638
    fi

    git clone $ZERONET_FORUM_REPO ZeroTalk
    if [ ! -d $ZERONET_DIR/ZeroTalk ]; then
        echo $'ZeroTalk repo could not be cloned'
        exit 6739
    fi
    cd $MESH_INSTALL_DIR/zeronet/ZeroTalk
    git checkout $ZERONET_FORUM_COMMIT -b $ZERONET_FORUM_COMMIT

    echo $"Forum address:     $ZERONET_FORUM_ADDRESS"
    echo $"Forum private key: $ZERONET_FORUM_PRIVATE_KEY"
    cp -r $ZERONET_DIR/ZeroTalk/* $ZERONET_DIR/data/$ZERONET_FORUM_ADDRESS
    sed -i "s/ZeroBoard/$ZERONET_DEFAULT_FORUM_TITLE/g" $ZERONET_DIR/data/$ZERONET_FORUM_ADDRESS/index.html
    sed -i "s/ZeroTalk/$ZERONET_DEFAULT_FORUM_TITLE/g" $ZERONET_DIR/data/$ZERONET_FORUM_ADDRESS/index.html
    sed -i "s|Demo for dynamic, decentralized content publishing.|$ZERONET_DEFAULT_FORUM_TAGLINE|g" $ZERONET_DIR/data/$ZERONET_FORUM_ADDRESS/index.html
    sed -i 's/Messaging Board Demo/Messaging Board/g' $ZERONET_DIR/data/$ZERONET_FORUM_ADDRESS/content.json
    sed -i "s/ZeroBoard/$ZERONET_DEFAULT_FORUM_TITLE/g" $ZERONET_DIR/data/$ZERONET_FORUM_ADDRESS/content.json
    python zeronet.py siteSign $ZERONET_FORUM_ADDRESS $ZERONET_FORUM_PRIVATE_KEY
    python zeronet.py siteSign $ZERONET_FORUM_ADDRESS $ZERONET_FORUM_PRIVATE_KEY --inner_path data/users/content.json

    # Add an avahi service
    echo '<?xml version="1.0" standalone="no"?><!--*-nxml-*-->' > /tmp/zeronet-forum.service
    echo '<!DOCTYPE service-group SYSTEM "avahi-service.dtd">' >> /tmp/zeronet-forum.service
    echo '<service-group>' >> /tmp/zeronet-forum.service
    echo '  <name replace-wildcards="yes">%h ZeroNet Forum</name>' >> /tmp/zeronet-forum.service
    echo '  <service>' >> /tmp/zeronet-forum.service
    echo '    <type>_zeronet._udp</type>' >> /tmp/zeronet-forum.service
    echo "    <port>$ZERONET_PORT</port>" >> /tmp/zeronet-forum.service
    echo "    <txt-record>$ZERONET_URL/$ZERONET_FORUM_ADDRESS</txt-record>" >> /tmp/zeronet-forum.service
    echo '  </service>' >> /tmp/zeronet-forum.service
    echo '</service-group>' >> /tmp/zeronet-forum.service
    sudo cp /tmp/zeronet-forum.service /etc/avahi/services/zeronet-forum.service

    if [ ! -d /home/$MY_USERNAME/.config/zeronet ]; then
        mkdir -p /home/$MY_USERNAME/.config/zeronet
        chown -R $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/.config
    fi
    echo "$ZERONET_URL/$ZERONET_FORUM_ADDRESS" > /home/$MY_USERNAME/.config/zeronet/myforum

    if ! grep -q "ZeroNet Forum address" /home/$MY_USERNAME/README; then
        echo '' >> /home/$MY_USERNAME/README
        echo $"ZeroNet Forum address: $ZERONET_FORUM_ADDRESS" >> /home/$MY_USERNAME/README
        echo $"ZeroNet Forum private key: $ZERONET_FORUM_PRIVATE_KEY" >> /home/$MY_USERNAME/README
    fi

    echo $'Zeronet forum installed'
}

function install_web_server {
    if [ -d /etc/nginx ]; then
        return
    fi

    if [[ $UPDATED == "no" ]]; then
        sudo apt-get update
        UPDATED="yes"
    fi

    sudo apt-get -y remove --purge apache2
    if [ -d /etc/apache2 ]; then
        sudo rm -rf /etc/apache2
    fi
    # install nginx
    sudo apt-get -y install nginx

    if [ ! -d /etc/nginx ]; then
        echo $'Unable to install web server'
        exit 51
    fi
}

function install_zeronet {
    if [ -d $ZERONET_DIR ]; then
        return
    fi

    if [[ $UPDATED == "no" ]]; then
        sudo apt-get update
        UPDATED="yes"
    fi

    sudo apt-get -y install python python-msgpack python-gevent
    sudo apt-get -y install python-pip bittornado
    sudo pip install msgpack-python --upgrade

    git clone $ZERONET_REPO $ZERONET_DIR
    if [ ! -d $ZERONET_DIR ]; then
        exit 56823
    fi
    cd $ZERONET_DIR
    git checkout $ZERONET_COMMIT -b $ZERONET_COMMIT
    #cd $ZERONET_DIR
    #git checkout bashrc/bootstrap-file
    # Hack to ensure that the file access port is opened
    # This is because zeronet normally relies on an internet site
    # to do this, but on a purely local mesh the internet isn't available
    sed -i 's|fileserver_port = 0|fileserver_port = config.fileserver_port\n            sys.modules["main"].file_server.port_opened = True|g' $ZERONET_DIR/src/Site/Site.py
}

if [[ "$1" == "stop" ]]; then
    sudo batman stop
    exit 0
fi

if [ -f /var/lib/batman ]; then
    SERVER_INSTALLATION="yes"
fi

if [[ $SERVER_INSTALLATION == "no" ]]; then
    if [ ! -f /usr/bin/batman ]; then
        ${PROJECT_NAME}-client
    fi
fi

if [ -d $MESH_INSTALL_DIR/zeronet ]; then
    ZERONET_DIR=$MESH_INSTALL_DIR/zeronet
fi

if [[ $SERVER_INSTALLATION == "no" ]]; then
    if [ ! -f /tmp/meshtype ]; then
        install_web_server
        install_zeronet
        install_zeronet_blog
        install_zeronet_mail
        install_zeronet_forum
        #install_ipfs
        sudo batman start
        if [ ! "$?" = "0" ]; then
            exit 2
        fi
    fi
fi

avahi-browse -atl | awk -F ' ' '{print $4}' | sort -u > $PEERS_FILE

if [ ! -f $PEERS_FILE ]; then
   echo $'No peers were found'
   exit 0
fi

ctr=0
while IFS='' read -r line || [[ -n "$line" ]]; do
    ctr=$((ctr + 1))
done < "$PEERS_FILE"

rm $PEERS_FILE

if [ ${ctr} -lt "1" ]; then
   echo $'No peers were found'
   exit 0
fi

if [ ! -d $ZERONET_DIR ]; then
    echo $'zeronet was not installed'
    exit 63
fi
cd $ZERONET_DIR


existing_bttrack=$(ps aux | grep bttrack | wc -l)
if [ $existing_bttrack -lt "2" ]; then
    if [ ! -d ~/.bttrack ]; then
        mkdir ~/.bttrack
    fi
    bttrack --port ${TRACKER_PORT} --dfile ~/.bttrack/dstate --logfile ~/.bttrack/tracker.log --nat_check 0 --scrape_allowed full --ipv6_enabled 0 &
fi

existing_ipfs=$(ps aux | grep ipfs | wc -l)
if [ $existing_ipfs -lt "2" ]; then
    sudo umount /ipfs
    sudo umount /ipns
    ipfs daemon --mount &
fi

ZERONET_INDEX=/home/$MY_USERNAME/mesh.html

cp /etc/crontab /tmp/crontab
if ! grep -q "zeronetavahi" /tmp/crontab; then
    echo "* *     * * *   $MY_USERNAME    cd /home/$MY_USERNAME; zeronetavahi > /dev/null" >> /tmp/crontab
fi
sudo cp /tmp/crontab /etc/crontab

sleep 8
zeronetavahi

existing_zeronet=$(ps aux | grep zeronet | wc -l)
if [ $existing_zeronet -lt "2" ]; then
    python zeronet.py --ip_external $(hostname).local --trackers_file $ZERONET_DIR/bootstrap &
fi

if which firefox > /dev/null; then
    firefox $ZERONET_INDEX
elif which iceweasel > /dev/null; then
    iceweasel $ZERONET_INDEX
elif which chrome > /dev/null; then
    chrome $ZERONET_INDEX
elif which chromium > /dev/null; then
    chromium $ZERONET_INDEX
elif which xdg-open > /dev/null; then
    xdg-open $ZERONET_INDEX
elif which gnome-open > /dev/null; then
    gnome-open $ZERONET_INDEX
fi

exit 0