#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# MANAGE SCRIPT FAILURE
#=================================================

ynh_clean_setup () {
	#### Remove this function if there's nothing to clean before calling the remove script.
	true
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# LOAD SETTINGS
#=================================================

p=$YNH_APP_INSTANCE_NAME

squid_port=$(ynh_app_setting_get $app squid_port)

#=================================================
# SPECIFIC RESTORATION
#=================================================
# REINSTALL DEPENDENCIES
#=================================================

ynh_install_app_dependencies $pkg_dependencies

#=================================================
# SPECIFIC RESTORE
#=================================================
# OPEN PORTS
#=================================================
# Optional: Expose this port publicly
	# (N.B. : you only need to do this if the app actually needs to expose the port publicly.
	# If you do this and the app doesn't actually need you are CREATING SECURITY HOLES IN THE SERVER !)

	# Find an available port
	squid_port=$(ynh_find_port --port=$squid_port)
	ynh_exec_warn_less yunohost firewall allow --no-upnp TCP $squid_port
	ynh_app_setting_set --app=$app --key=squid_port --value=$squid_port

#=================================================
# MODIFY A CONFIG FILE
#=================================================

### `ynh_replace_string` is used to replace a string in a file.
### (It's compatible with sed regular expressions syntax)

# See is squid3 folder is there
if [ -d "/etc/squid3" ]; then
		squid="squid3"
		# If squid3 folder is not found look for squid folder
elif [ -d "/etc/squid" ]; then
		squid="squid"
# If both folders are not found then call ynh_die
else
		ynh_die "No squid folder found in /etc. Looks like squid 3 package is not installed. Try installing it manually."

fi

# Save squid folder
ynh_app_setting_set --app=$app --key=squid_folder --value=$squid

#=================================================
# RESTORE INOTIFY'S CONFIG
#=================================================
ynh_secure_remove "/etc/$squid/squid.conf"
ynh_restore_file  "/etc/$squid/squid.conf"
service $squid restart
yunohost app ssowatconf
#=================================================
# ADVERTISE SERVICE IN ADMIN PANEL
#=================================================

yunohost service add squid3  --log "/var/log/$squid/cache.log"


#=================================================
# SEND A README FOR THE ADMIN
#=================================================

echo "You can find a config file at /etc/$squid/squid.conf
Squid 3 will work with your registered users through LDAP. Just put the username and password when asked.

To configure on Firefox go to preferences->general->network proxy->manual proxy configuration.

Enter these value in the below feilds.
---------------------------------------------------------------------
| Http proxy: Your any registered domain name or ip eg domain.tld
|
|port: $squid_port
|
|Tick mark use this proxy server for all protocols
|
|No proxy for: localhost, 127.0.0.1
|
|Save and restart borwser.
---------------------------------------------------------------------
If you are facing any issues or want to improve this app, please open a new issue in this project: https://github.com/YunoHost-Apps/squid3_ynh/issues" > mail_to_send

ynh_send_readme_to_admin --app_message="mail_to_send" --type="install"

#=================================================
# END OF SCRIPT
#=================================================

ynh_script_progression --message="Restoration completed for $app"