#!/bin/bash

# Exit on command errors and treat unset variables as an error
set -eu

# Retrieve arguments
domain=$1
path=$2
admin_user=$3

# Load common variables and helpers
. ./_common.sh

# Source app helpers
. /usr/share/yunohost/helpers


# Check user parameter if not empty
if [[ $admin_user != '' ]]; then
    sudo yunohost user list --json | grep -qi "\"username\": \"$admin_user\""
    if [[ ! $? -eq 0 ]]; then
        echo "Wrong user"
        exit 1
    fi
    sudo yunohost app setting freshrss admin_user -v $admin_user
fi

# Check domain/path availability
sudo yunohost app checkurl $domain$path -a freshrss
if [[ ! $? -eq 0 ]]; then
    exit 1
fi

# Generate random DES key & password
deskey=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d 'A-Za-z0-9' | sed -n 's/\(.\{24\}\).*/\1/p')
db_pwd=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d 'A-Za-z0-9' | sed -n 's/\(.\{24\}\).*/\1/p')
app_salt=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d 'A-Za-z0-9' | sed -n 's/\(.\{40\}\).*/\1/p')
# Use 'freshrss' as database name and user
db_user=freshrss
db_name=freshrss
# Initialize database and store mysql password for upgrade
ynh_mysql_create_db "$db_name" "$db_user" "$db_pwd"
sudo yunohost app setting freshrss mysqlpwd -v $db_pwd

# Copy files to the right place
TMPDIR=$(ynh_mkdir_tmp)
extract_freshrss "$TMPDIR"
sudo cp -a ../conf/config.php $TMPDIR/data
sudo cp ../sources/install_ynh.sql $TMPDIR/app/SQL/install_ynh.sql

# Change variables in freshrss configuration
sudo sed -i "s/yunouser/$db_user/g" $TMPDIR/data/config.php
sudo sed -i "s/yunopass/$db_pwd/g" $TMPDIR/data/config.php
sudo sed -i "s/yunobase/$db_user/g" $TMPDIR/data/config.php
sudo sed -i "s/yunosalt/$app_salt/g" $TMPDIR/data/config.php
sudo sed -i "s@yunopath@$path@g" $TMPDIR/data/config.php
if [[ $admin_user != '' ]]; then
    sudo sed -i "s/yunoadminuser/$admin_user/g" $TMPDIR/data/config.php
else
    sudo sed -i '/yunoadminuser/d' $TMPDIR/data/config.php
fi

# Add users

#check wallabag
sudo yunohost app list --installed -f wallabag2 --json | grep -q '"installed": true'
if [[ "$?" -eq 0 ]]; then
    echo "Detected wallabag V2"
    wallabagPath=$(sudo yunohost app setting wallabag2 path | sed 's#/*$##')
    wallabagUrl=$domain$wallabagPath
    sharingWallabag="'sharing' => \n\tarray( \n\t\t0 => \n\t\tarray(\n\t\t\t'type' => 'wallabagv2',\n\t\t\t'name' => 'Wallabag',\n\t\t\t'url' => 'https://$wallabagUrl',\n\t\t),"
    sharingEnable=1
else
    sudo yunohost app list --installed -f wallabag --json | grep -q '"installed": true'
    if [[ "$?" -eq 0 ]]; then
        echo "Detected wallabag"
        wallabagPath=$(sudo yunohost app setting wallabag path)
        wallabagUrl=$domain$wallabagPath
        sharingWallabag="'sharing' => \n\tarray( \n\t\t0 => \n\t\tarray(\n\t\t\t'type' => 'wallabag',\n\t\t\t'name' => 'Wallabag',\n\t\t\t'url' => 'https://$wallabagUrl',\n\t\t),"
        sharingEnable=1
    fi
fi

freshrss_users=$(ldapsearch -h localhost -b ou=users,dc=yunohost,dc=org -x objectClass=mailAccount uid | grep uid: | sed 's/uid: //' | xargs)
for myuser in $freshrss_users
do
    #copy sql
    sudo cp ../sources/install_ynh.sql /tmp/$myuser-install.sql
    #change username in sql
    sudo sed -i "s/YnoUser/$myuser/g" /tmp/$myuser-install.sql
    #create tables
    ynh_mysql_connect_as "$db_user" "$db_pwd" "$db_name" \
    < "/tmp/$myuser-install.sql"

    #remove temp sql
    sudo rm /tmp/$myuser-install.sql
    #copy default conf
    sudo cp -r $TMPDIR/data/users/_/ $TMPDIR/data/users/$myuser
    sudo mv $TMPDIR/data/users/$myuser/config.default.php $TMPDIR/data/users/$myuser/config.php

    if [[ $sharingEnable -eq 1 ]]; then
        sudo sed -i "s@'sharing'\ =>\ array\ (@$sharingWallabag@g" $TMPDIR/data/users/$myuser/config.php
    fi
done
# Delete install directive
sudo rm $TMPDIR/data/do-install.txt
# Move temp dir to final dir
sudo mv $TMPDIR $FINAL_PATH
# Modify Nginx configuration file and copy it to Nginx conf directory
sed -i "s@PATHTOCHANGE@$path@g" ../conf/nginx.conf
sed -i "s@ALIASTOCHANGE@$FINAL_PATH/@g" ../conf/nginx.conf
sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/freshrss.conf

#install php5-cli
sudo apt-get update
sudo apt-get install -y php5-cli php5-gmp
#install update cron
echo "*/10 * * * * www-data /usr/bin/php $FINAL_PATH/app/actualize_script.php >/tmp/FreshRSS.log 2>&1" > /tmp/cronfreshrss
sudo mv /tmp/cronfreshrss /etc/cron.d/freshrss
sudo chown root /etc/cron.d/freshrss

# Set permissions to freshrss directory
sudo chown -R www-data: $FINAL_PATH/data/
sudo chown -R www-data: $FINAL_PATH/extensions/
#skip api directory
sudo yunohost app setting freshrss skipped_uris -v /api/greader.php

# Reload Nginx and regenerate SSOwat conf
sudo service nginx reload
sudo yunohost app ssowatconf