Panel-config + actions fully tested

actions.json

@@ -30,4 +30,35 @@
 			"en": "List all existing pads.",
 			"fr": "Liste tout les pads existants."
 		}
+},
+{
+		"id": "reset_default_config",
+		"name": "Reset the config file and restore a default one.",
+		"command": "/bin/bash scripts/actions/reset_default_config \"settings.json\"",
+		"user": "root",
+		"accepted_return_codes": [0],
+		"description": {
+			"en": "Reset the config file settings.json.",
+			"fr": "Réinitialise le fichier de configuration settings.json."
+		}
+},
+{
+		"id": "public_private",
+		"name": "Move to public or private",
+		"command": "/bin/bash scripts/actions/public_private",
+		"user": "root",
+		"accepted_return_codes": [0],
+		"description": {
+			"en": "Change the public access of the app."
+		},
+		"arguments": [
+			{
+				"name": "is_public",
+				"type": "boolean",
+				"ask": {
+					"en": "Is it a public app ?"
+				},
+				"default": true
+			}
+		]
 }]

config_panel.json

@@ -76,11 +76,43 @@
 			"name": "Public access",
 			"id": "is_public",
 			"options": [{
-				"name": "Is it a public website ?",
+				"name": "Is it a public app ?",
 				"id": "is_public",
 				"type": "bool",
 				"default": true
 			}]
+		},
+		{
+			"name": "Overwriting config files",
+			"id": "overwrite_files",
+			"options": [{
+				"name": "Overwrite the config file settings.json ?",
+				"help": "If the file is overwritten, a backup will be created.",
+				"id": "overwrite_settings",
+				"type": "bool",
+				"default": true
+			},
+			{
+				"name": "Overwrite the config file credentials.json ?",
+				"help": "If the file is overwritten, a backup will be created.",
+				"id": "overwrite_credentials",
+				"type": "bool",
+				"default": true
+			},
+			{
+				"name": "Overwrite the nginx config file ?",
+				"help": "If the file is overwritten, a backup will be created.",
+				"id": "overwrite_nginx",
+				"type": "bool",
+				"default": true
+			},
+			{
+				"name": "Overwrite the systemd config file ?",
+				"help": "If the file is overwritten, a backup will be created.",
+				"id": "overwrite_systemd",
+				"type": "bool",
+				"default": true
+			}]
 		}]
 	}
 ]

scripts/_common.sh

@@ -22,6 +22,24 @@ CHECK_SIZE () {	# Vérifie avant chaque backup que l'espace est suffisant
 	fi
 }
 
+#=================================================
+# BOOLEAN CONVERTER
+#=================================================
+
+bool_to_01 () {
+	local var="$1"
+	[ "$var" = "true" ] && var=1
+	[ "$var" = "false" ] && var=0
+	echo "$var"
+}
+
+bool_to_true_false () {
+	local var="$1"
+	[ "$var" = "1" ] && var=true
+	[ "$var" = "0" ] && var=false
+	echo "$var"
+}
+
 #=================================================
 # EXPERIMENTAL HELPERS
 #=================================================

scripts/actions/add_remove_abiword

@@ -13,7 +13,7 @@ source /usr/share/yunohost/helpers
 # RETRIEVE ARGUMENTS
 #=================================================
 
-app=$YNH_APP_INSTANCE_NAME
+app=${YNH_APP_INSTANCE_NAME:-$YNH_APP_ID}
 
 #=================================================
 # CHECK IF ARGUMENTS ARE CORRECT

scripts/actions/add_remove_libreoffice

@@ -13,7 +13,7 @@ source /usr/share/yunohost/helpers
 # RETRIEVE ARGUMENTS
 #=================================================
 
-app=$YNH_APP_INSTANCE_NAME
+app=${YNH_APP_INSTANCE_NAME:-$YNH_APP_ID}
 
 #=================================================
 # CHECK IF ARGUMENTS ARE CORRECT

scripts/actions/list_all_pads

@@ -13,7 +13,7 @@ source /usr/share/yunohost/helpers
 # RETRIEVE ARGUMENTS
 #=================================================
 
-app=$YNH_APP_INSTANCE_NAME
+app=${YNH_APP_INSTANCE_NAME:-$YNH_APP_ID}
 
 db_name=$(ynh_app_setting_get $app db_name)
 db_pwd=$(ynh_app_setting_get $app mysqlpwd)

scripts/actions/public_private

@@ -0,0 +1,58 @@
+#!/bin/bash
+
+#=================================================
+# GENERIC STARTING
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+source /usr/share/yunohost/helpers
+
+#=================================================
+# RETRIEVE ARGUMENTS
+#=================================================
+
+# Get is_public
+is_public=${YNH_ACTION_IS_PUBLIC}
+
+app=${YNH_APP_INSTANCE_NAME:-$YNH_APP_ID}
+
+#=================================================
+# CHECK IF ARGUMENTS ARE CORRECT
+#=================================================
+
+#=================================================
+# CHECK IF AN ACTION HAS TO BE DONE
+#=================================================
+
+is_public_old=$(ynh_app_setting_get $app is_public)
+
+if [ $is_public -eq $is_public_old ]
+then
+	ynh_die "is_public is already set as $is_public." 0
+fi
+
+#=================================================
+# SPECIFIC ACTION
+#=================================================
+# MOVE TO PUBLIC OR PRIVATE
+#=================================================
+
+if [ $is_public -eq 0 ]
+then
+	ynh_app_setting_set $app skipped_uris "/admin"	# etherpad admin page doesn't support SSO...
+else
+	ynh_app_setting_set $app skipped_uris "/"
+fi
+
+# Regen ssowat configuration
+yunohost app ssowatconf
+
+# Update the config of the app
+ynh_app_setting_set $app is_public $is_public
+
+#=================================================
+# RELOAD NGINX
+#=================================================
+
+systemctl reload nginx

scripts/actions/reset_default_config

@@ -0,0 +1,72 @@
+#!/bin/bash
+
+#=================================================
+# GENERIC STARTING
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+source scripts/_common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# RETRIEVE ARGUMENTS
+#=================================================
+
+app=${YNH_APP_INSTANCE_NAME:-$YNH_APP_ID}
+final_path=$(ynh_app_setting_get $app final_path)
+port=$(ynh_app_setting_get $app port)
+export=$(ynh_app_setting_get $app export)
+language=$(ynh_app_setting_get $app language)
+mypads=$(ynh_app_setting_get $app mypads)
+useldap=$(ynh_app_setting_get $app useldap)
+
+#=================================================
+# SORT OUT THE CONFIG FILE TO HANDLE
+#=================================================
+
+file="$1"
+
+if [ "$file" = "settings.json" ]; then
+	config_file="$final_path/settings.json"
+fi
+
+#=================================================
+# SPECIFIC ACTION
+#=================================================
+# RESET THE CONFIG FILE
+#=================================================
+
+# Verify the checksum and backup the file if it's different
+ynh_backup_if_checksum_is_different "$config_file"
+
+if [ "$file" = "settings.json" ]
+then
+	# Get the default file and overwrite the current config
+	cp /etc/yunohost/apps/$app/conf/settings.json "$config_file"
+
+	# Recreate the default config
+	ynh_replace_string "__PORT__" "$port" "$final_path/settings.json"
+	if [ "$export" = "abiword" ]
+	then
+		abiword_path=`which abiword`	# Get abiword binary path
+		ynh_replace_string "\"abiword\" : null" "\"abiword\" : \"$abiword_path\"" "$final_path/settings.json"	# Renseigne l'emplacement de abiword dans la config de etherpad
+	elif [ "$export" = "libreoffice" ]
+	then
+		soffice_path=`which soffice`	# Get soffice binary path
+		ynh_replace_string "\"soffice\" : null" "\"soffice\" : \"$soffice_path\"" "$final_path/settings.json"	# Renseigne l'emplacement de abiword dans la config de etherpad
+	fi
+	ynh_replace_string "__LANGUAGE__" "$language" "$final_path/settings.json"
+
+	# Use ldap for mypads
+	if [ $mypads -eq 1 ] && [ $useldap -eq 1 ]
+	then
+		ynh_replace_string "//noldap\(.*\)" "\1 //useldap" "$final_path/settings.json"
+	fi
+fi
+
+# Calculate and store the config file checksum into the app settings
+ynh_store_file_checksum "$config_file"
+
+# Wait for etherpad to be fully started
+ynh_check_starting "You can access your Etherpad instance at" "/var/log/$app/etherpad.log" "120"

scripts/config

@@ -15,7 +15,7 @@ source _variables
 # RETRIEVE ARGUMENTS
 #=================================================
 
-app=$YNH_APP_INSTANCE_NAME
+app=${YNH_APP_INSTANCE_NAME:-$YNH_APP_ID}
 
 final_path=$(ynh_app_setting_get $app final_path)
 
@@ -38,60 +38,75 @@ get_config_value() {
 # LOAD VALUES
 #=================================================
 
-	# Load the real value from the app config or elsewhere.
+# Load the real value from the app config or elsewhere.
-	# Then get the value from the form.
+# Then get the value from the form.
-	# If the form has a value for a variable, take the value from the form,
+# If the form has a value for a variable, take the value from the form,
-	# Otherwise, keep the value from the app config.
+# Otherwise, keep the value from the app config.
 
-	# Export
+# Export
-	old_export="$(ynh_app_setting_get $app export)"
+old_export="$(ynh_app_setting_get $app export)"
-	export="${YNH_CONFIG_MAIN_EXPORT_EXPORT:-$old_export}"
+export="${YNH_CONFIG_MAIN_EXPORT_EXPORT:-$old_export}"
 
-	# padOptions noColors
+# padOptions noColors
-	old_pad_config_nocolors="$(get_config_value noColors)"
+old_pad_config_nocolors="$(get_config_value noColors)"
-	pad_config_nocolors="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_NOCOLORS:-$old_pad_config_nocolors}"
+pad_config_nocolors="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_NOCOLORS:-$old_pad_config_nocolors}"
-	# padOptions showLineNumbers
+# padOptions showLineNumbers
-	old_pad_config_showlinenumbers="$(get_config_value showLineNumbers)"
+old_pad_config_showlinenumbers="$(get_config_value showLineNumbers)"
-	pad_config_showlinenumbers="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_SHOWLINENUMBERS:-$old_pad_config_showlinenumbers}"
+pad_config_showlinenumbers="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_SHOWLINENUMBERS:-$old_pad_config_showlinenumbers}"
-	# padOptions chatAndUsers
+# padOptions chatAndUsers
-	old_pad_config_chatandusers="$(get_config_value chatAndUsers)"
+old_pad_config_chatandusers="$(get_config_value chatAndUsers)"
-	pad_config_chatandusers="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_CHATANDUSERS:-$old_pad_config_chatandusers}"
+pad_config_chatandusers="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_CHATANDUSERS:-$old_pad_config_chatandusers}"
-	# padOptions alwaysShowChat
+# padOptions alwaysShowChat
-	old_pad_config_alwaysshowchat="$(get_config_value alwaysShowChat)"
+old_pad_config_alwaysshowchat="$(get_config_value alwaysShowChat)"
-	pad_config_alwaysshowchat="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_ALWAYSSHOWCHAT:-$old_pad_config_alwaysshowchat}"
+pad_config_alwaysshowchat="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_ALWAYSSHOWCHAT:-$old_pad_config_alwaysshowchat}"
-	# Plugin option ep_markdown_default
+# Plugin option ep_markdown_default
-	old_pad_config_show_markdown="$(get_config_value ep_markdown_default)"
+old_pad_config_show_markdown="$(get_config_value ep_markdown_default)"
-	pad_config_show_markdown="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_SHOW_MARKDOWN:-$old_pad_config_show_markdown}"
+pad_config_show_markdown="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_SHOW_MARKDOWN:-$old_pad_config_show_markdown}"
-	# Plugin option ep_page_view_default
+# Plugin option ep_page_view_default
-	old_pad_config_pageview="$(get_config_value ep_page_view_default)"
+old_pad_config_pageview="$(get_config_value ep_page_view_default)"
-	pad_config_pageview="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_PAGEVIEW:-$old_pad_config_pageview}"
+pad_config_pageview="${YNH_CONFIG_MAIN_PAD_CONFIGURATION_PAD_CONFIG_PAGEVIEW:-$old_pad_config_pageview}"
 
-	# Mypads
+# Mypads
-	if [ -d $final_path/node_modules/ep_mypads ]
+if [ -d $final_path/node_modules/ep_mypads ]
-	then
+then
-		old_mypads=true
+	old_mypads=true
-	else
+else
-		old_mypads=false
+	old_mypads=false
-	fi
+fi
-	mypads="${YNH_CONFIG_MAIN_MYPADS_CONFIGURATION_MYPADS:-$old_mypads}"
+mypads="${YNH_CONFIG_MAIN_MYPADS_CONFIGURATION_MYPADS:-$old_mypads}"
-	# Ldap for Mypads
+# Ldap for Mypads
-	if grep -q "//noldap" $config_file
+if grep -q "//noldap" $config_file
-	then
+then
-		old_useldap=false
+	old_useldap=false
-	else
+else
-		old_useldap=true
+	old_useldap=true
-	fi
+fi
-	useldap="${YNH_CONFIG_MAIN_MYPADS_CONFIGURATION_USELDAP:-$old_useldap}"
+useldap="${YNH_CONFIG_MAIN_MYPADS_CONFIGURATION_USELDAP:-$old_useldap}"
 
-	# is_public
+# is_public
-	old_is_public="$(ynh_app_setting_get $app is_public)"
+old_is_public="$(ynh_app_setting_get $app is_public)"
-	if [ $old_is_public -eq 1 ]
+old_is_public=$(bool_to_true_false $old_is_public)
-	then
+is_public="${YNH_CONFIG_MAIN_IS_PUBLIC_IS_PUBLIC:-$old_is_public}"
-		old_is_public=true
+
-	else
+# Overwrite settings.json file
-		old_is_public=false
+old_overwrite_settings="$(ynh_app_setting_get $app overwrite_settings)"
-	fi
+old_overwrite_settings=$(bool_to_true_false $old_overwrite_settings)
-	is_public="${YNH_CONFIG_MAIN_IS_PUBLIC_IS_PUBLIC:-$old_is_public}"
+overwrite_settings="${YNH_CONFIG_MAIN_OVERWRITE_FILES_OVERWRITE_SETTINGS:-$old_overwrite_settings}"
+
+# Overwrite credentials.json file
+old_overwrite_credentials="$(ynh_app_setting_get $app overwrite_credentials)"
+old_overwrite_credentials=$(bool_to_true_false $old_overwrite_credentials)
+overwrite_credentials="${YNH_CONFIG_MAIN_OVERWRITE_FILES_OVERWRITE_CREDENTIALS:-$old_overwrite_credentials}"
+
+# Overwrite nginx configuration
+old_overwrite_nginx="$(ynh_app_setting_get $app overwrite_nginx)"
+old_overwrite_nginx=$(bool_to_true_false $old_overwrite_nginx)
+overwrite_nginx="${YNH_CONFIG_MAIN_OVERWRITE_FILES_OVERWRITE_NGINX:-$old_overwrite_nginx}"
+
+# Overwrite systemd configuration
+old_overwrite_systemd="$(ynh_app_setting_get $app overwrite_systemd)"
+old_overwrite_systemd=$(bool_to_true_false $old_overwrite_systemd)
+overwrite_systemd="${YNH_CONFIG_MAIN_OVERWRITE_FILES_OVERWRITE_SYSTEMD:-$old_overwrite_systemd}"
 
 #=================================================
 # SHOW_CONFIG FUNCTION FOR 'SHOW' COMMAND
@@ -114,6 +129,11 @@ show_config() {
 	echo "YNH_CONFIG_MAIN_MYPADS_CONFIGURATION_USELDAP=$useldap"
 
 	echo "YNH_CONFIG_MAIN_IS_PUBLIC_IS_PUBLIC=$is_public"
+
+	echo "YNH_CONFIG_MAIN_OVERWRITE_FILES_OVERWRITE_SETTINGS=$overwrite_settings"
+	echo "YNH_CONFIG_MAIN_OVERWRITE_FILES_OVERWRITE_CREDENTIALS=$overwrite_credentials"
+	echo "YNH_CONFIG_MAIN_OVERWRITE_FILES_OVERWRITE_NGINX=$overwrite_nginx"
+	echo "YNH_CONFIG_MAIN_OVERWRITE_FILES_OVERWRITE_SYSTEMD=$overwrite_systemd"
 }
 
 #=================================================
@@ -128,6 +148,7 @@ apply_config() {
 	if [ "$pad_config_nocolors" != "$old_pad_config_nocolors" ]
 	then
 		ynh_replace_string "\(\"noColors\" *: \).*," "\1$pad_config_nocolors," "$config_file"
+		ynh_app_setting_set $app pad_config_nocolors "$pad_config_nocolors"
 		restart_etherpad=1
 	fi
 
@@ -135,6 +156,7 @@ apply_config() {
 	if [ "$pad_config_showlinenumbers" != "$old_pad_config_showlinenumbers" ]
 	then
 		ynh_replace_string "\(\"showLineNumbers\" *: \).*," "\1$pad_config_showlinenumbers," "$config_file"
+		ynh_app_setting_set $app pad_config_showlinenumbers "$pad_config_showlinenumbers"
 		restart_etherpad=1
 	fi
 
@@ -142,6 +164,7 @@ apply_config() {
 	if [ "$pad_config_chatandusers" != "$old_pad_config_chatandusers" ]
 	then
 		ynh_replace_string "\(\"chatAndUsers\" *: \).*," "\1$pad_config_chatandusers," "$config_file"
+		ynh_app_setting_set $app pad_config_chatandusers "$pad_config_chatandusers"
 		restart_etherpad=1
 	fi
 
@@ -149,6 +172,7 @@ apply_config() {
 	if [ "$pad_config_alwaysshowchat" != "$old_pad_config_alwaysshowchat" ]
 	then
 		ynh_replace_string "\(\"alwaysShowChat\" *: \).*," "\1$pad_config_alwaysshowchat," "$config_file"
+		ynh_app_setting_set $app pad_config_alwaysshowchat "$pad_config_alwaysshowchat"
 		restart_etherpad=1
 	fi
 
@@ -156,6 +180,7 @@ apply_config() {
 	if [ "$pad_config_show_markdown" != "$old_pad_config_show_markdown" ]
 	then
 		ynh_replace_string "\(\"ep_markdown_default\" *: \).*," "\1$pad_config_show_markdown," "$config_file"
+		ynh_app_setting_set $app pad_config_show_markdown "$pad_config_show_markdown"
 		restart_etherpad=1
 	fi
 
@@ -163,6 +188,7 @@ apply_config() {
 	if [ "$pad_config_pageview" != "$old_pad_config_pageview" ]
 	then
 		ynh_replace_string "\(\"ep_page_view_default\" *: \).*," "\1$pad_config_pageview," "$config_file"
+		ynh_app_setting_set $app pad_config_pageview "$pad_config_pageview"
 		restart_etherpad=1
 	fi
 
@@ -232,17 +258,23 @@ apply_config() {
 	# Change public accessibility
 	if [ "$is_public" = "true" ]
 	then
-		is_public=1
+		yunohost app action run $app public_private --args is_public=1
 	else
-		is_public=0
+		yunohost app action run $app public_private --args is_public=0
 	fi
-	if [ $is_public -eq 1 ]; then
+
-		ynh_app_setting_set $app skipped_uris "/"
+	# Set overwrite_settings
-	else
+	overwrite_settings=$(bool_to_01 $overwrite_settings)
-		ynh_app_setting_set $app skipped_uris "/admin"	# etherpad admin page doesn't support SSO...
+	ynh_app_setting_set $app overwrite_settings "$overwrite_settings"
-	fi
+	# Set overwrite_credentials
-	ynh_app_setting_set $app is_public $is_public
+	overwrite_credentials=$(bool_to_01 $overwrite_credentials)
-	yunohost app ssowatconf
+	ynh_app_setting_set $app overwrite_credentials "$overwrite_credentials"
+	# Set overwrite_nginx
+	overwrite_nginx=$(bool_to_01 $overwrite_nginx)
+	ynh_app_setting_set $app overwrite_nginx "$overwrite_nginx"
+	# Set overwrite_systemd
+	overwrite_systemd=$(bool_to_01 $overwrite_systemd)
+	ynh_app_setting_set $app overwrite_systemd "$overwrite_systemd"
 }
 
 #=================================================

scripts/install

@@ -72,6 +72,10 @@ ynh_app_setting_set $app language $language
 ynh_app_setting_set $app export $export
 ynh_app_setting_set $app mypads $mypads
 ynh_app_setting_set $app useldap $useldap
+ynh_app_setting_set $app overwrite_settings "1"
+ynh_app_setting_set $app overwrite_credentials "1"
+ynh_app_setting_set $app overwrite_nginx "1"
+ynh_app_setting_set $app overwrite_systemd "1"
 
 #=================================================
 # ACTIVATE MAINTENANCE MODE

scripts/upgrade

@@ -28,6 +28,17 @@ export=$(ynh_app_setting_get $app export)
 db_name=$(ynh_app_setting_get $app db_name)
 mypads=$(ynh_app_setting_get $app mypads)
 useldap=$(ynh_app_setting_get $app useldap)
+overwrite_settings=$(ynh_app_setting_get $app overwrite_settings)
+overwrite_credentials=$(ynh_app_setting_get $app overwrite_credentials)
+overwrite_nginx=$(ynh_app_setting_get $app overwrite_nginx)
+overwrite_systemd=$(ynh_app_setting_get $app overwrite_systemd)
+
+# Optional parameters from config-panel feature
+pad_config_nocolors=$(ynh_app_setting_get $app pad_config_nocolors)
+pad_config_showlinenumbers=$(ynh_app_setting_get $app pad_config_showlinenumbers)
+pad_config_chatandusers=$(ynh_app_setting_get $app pad_config_chatandusers)
+pad_config_alwaysshowchat=$(ynh_app_setting_get $app pad_config_alwaysshowchat)
+pad_config_show_markdown=$(ynh_app_setting_get $app pad_config_show_markdown)
 
 #=================================================
 # CHECK VERSION
@@ -39,7 +50,7 @@ ynh_check_starting "You can access your Etherpad instance at" "/var/log/$app/eth
 ynh_abort_if_up_to_date
 
 #=================================================
-# FIX OLD THINGS
+# ENSURE DOWNWARD COMPATIBILITY
 #=================================================
 
 if [ "$is_public" = "Yes" ]; then
@@ -50,17 +61,17 @@ elif [ "$is_public" = "No" ]; then
 	is_public=0
 fi
 
-if [ -z $db_name ]; then	# If db_name setting doesn't exist
+if [ -z "$db_name" ]; then	# If db_name setting doesn't exist
 	db_name=$(ynh_sanitize_dbid $app)
 	ynh_app_setting_set $app db_name $db_name
 fi
 
-if [ -z $abiword ]; then	# If abiword setting doesn't exist
+if [ -z "$abiword" ]; then	# If abiword setting doesn't exist
 	abiword=0
 	ynh_app_setting_set $app abiword $abiword
 fi
 
-if [ -n $abiword ]; then	# If abiword setting exists
+if [ -n "$abiword" ]; then	# If abiword setting exists
 	if [ $abiword -eq 1 ]; then
 		export=abiword
 	fi
@@ -68,26 +79,50 @@ if [ -n $abiword ]; then	# If abiword setting exists
 	ynh_app_setting_delete $app abiword
 fi
 
-if [ -z $export ]; then	# If export setting doesn't exist
+if [ -z "$export" ]; then	# If export setting doesn't exist
 	export=none
 	ynh_app_setting_set $app export $export
 fi
 
-if [ -z $mypads ]; then	# If mypads setting doesn't exist
+if [ -z "$mypads" ]; then	# If mypads setting doesn't exist
 	mypads=1
 	ynh_app_setting_set $app mypads $mypads
 fi
 
-if [ -z $useldap ]; then	# If useldap setting doesn't exist
+if [ -z "$useldap" ]; then	# If useldap setting doesn't exist
 	useldap=0
 	ynh_app_setting_set $app useldap $useldap
 fi
 
-if [ -z $path_url ]; then	# If path_url setting doesn't exist
+if [ -z "$path_url" ]; then	# If path_url setting doesn't exist
 	path_url="/"
 	ynh_app_setting_set $app path $path_url
 fi
 
+# If overwrite_settings doesn't exist, create it
+if [ -z "$overwrite_settings" ]; then
+	overwrite_settings=1
+	ynh_app_setting_set $app overwrite_settings $overwrite_settings
+fi
+
+# If overwrite_credentials doesn't exist, create it
+if [ -z "$overwrite_credentials" ]; then
+	overwrite_credentials=1
+	ynh_app_setting_set $app overwrite_credentials $overwrite_credentials
+fi
+
+# If overwrite_nginx doesn't exist, create it
+if [ -z "$overwrite_nginx" ]; then
+	overwrite_nginx=1
+	ynh_app_setting_set $app overwrite_nginx $overwrite_nginx
+fi
+
+# If overwrite_systemd doesn't exist, create it
+if [ -z "$overwrite_systemd" ]; then
+	overwrite_systemd=1
+	ynh_app_setting_set $app overwrite_systemd $overwrite_systemd
+fi
+
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
@@ -128,12 +163,16 @@ ynh_setup_source "$final_path"	# Download, check integrity and uncompress the so
 # NGINX CONFIGURATION
 #=================================================
 
-if [ "$path_url" != "/" ]
+# Overwrite the nginx configuration only if it's allowed
+if [ $overwrite_nginx -eq 1 ]
 then
-	ynh_replace_string "^#sub_path_only" "" "../conf/nginx.conf"
+	if [ "$path_url" != "/" ]
+	then
+		ynh_replace_string "^#sub_path_only" "" "../conf/nginx.conf"
+	fi
+	ynh_replace_string "__PATH__/" "${path_url%/}/" "../conf/nginx.conf"
+	ynh_add_nginx_config
 fi
-ynh_replace_string "__PATH__/" "${path_url%/}/" "../conf/nginx.conf"
-ynh_add_nginx_config
 
 #=================================================
 # UPGRADE NODEJS
@@ -172,40 +211,66 @@ done <<< "$(ls -1 "$final_path/node_modules" | grep "^ep_")")
 # CONFIGURE ETHERPAD
 #=================================================
 
-ynh_backup_if_checksum_is_different "$final_path/settings.json"	# Verify the checksum and backup the file if it's different
+# Overwrite the settings config file only if it's allowed
-ynh_backup_if_checksum_is_different "$final_path/credentials.json"	# Verify the checksum and backup the file if it's different
+if [ $overwrite_settings -eq 1 ]
-cp ../conf/settings.json "$final_path/settings.json"
-cp ../conf/credentials.json "$final_path/credentials.json"
-ynh_replace_string "__PORT__" "$port" "$final_path/settings.json"
-ynh_replace_string "__DB_USER__" "$app" "$final_path/credentials.json"
-db_pwd=$(ynh_app_setting_get $app mysqlpwd)
-ynh_print_OFF; password=$(ynh_app_setting_get $app password); ynh_print_ON
-ynh_replace_string "__DB_PWD__" "$db_pwd" "$final_path/credentials.json"
-ynh_replace_string "__ADMIN__" "$admin" "$final_path/credentials.json"
-ynh_print_OFF; ynh_replace_special_string "__PASSWD__" "$password" "$final_path/credentials.json"; ynh_print_ON
-if [ "$export" = "abiword" ]
 then
-	abiword_path=`which abiword`	# Get abiword binary path
+	ynh_backup_if_checksum_is_different "$final_path/settings.json"	# Verify the checksum and backup the file if it's different
-	ynh_replace_string "\"abiword\" : null" "\"abiword\" : \"$abiword_path\"" "$final_path/settings.json"	# Renseigne l'emplacement de abiword dans la config de etherpad
+	cp ../conf/settings.json "$final_path/settings.json"
-elif [ "$export" = "libreoffice" ]
+	ynh_replace_string "__PORT__" "$port" "$final_path/settings.json"
-then
+	if [ "$export" = "abiword" ]
-	soffice_path=`which soffice`	# Get soffice binary path
+	then
-	ynh_replace_string "\"soffice\" : null" "\"soffice\" : \"$soffice_path\"" "$final_path/settings.json"	# Renseigne l'emplacement de abiword dans la config de etherpad
+		abiword_path=`which abiword`	# Get abiword binary path
-fi
+		ynh_replace_string "\"abiword\" : null" "\"abiword\" : \"$abiword_path\"" "$final_path/settings.json"	# Renseigne l'emplacement de abiword dans la config de etherpad
-if test -z $language; then
+	elif [ "$export" = "libreoffice" ]
-	language=en # If upgrading from a version which doesn't support translations, set language to English by default
+	then
-	ynh_app_setting_set $app language $language
+		soffice_path=`which soffice`	# Get soffice binary path
-fi
+		ynh_replace_string "\"soffice\" : null" "\"soffice\" : \"$soffice_path\"" "$final_path/settings.json"	# Renseigne l'emplacement de abiword dans la config de etherpad
-ynh_replace_string "__LANGUAGE__" "$language" "$final_path/settings.json"
+	fi
+	if test -z $language; then
+		language=en # If upgrading from a version which doesn't support translations, set language to English by default
+		ynh_app_setting_set $app language $language
+	fi
+	ynh_replace_string "__LANGUAGE__" "$language" "$final_path/settings.json"
+	# Use ldap for mypads
+	if [ $mypads -eq 1 ] && [ $useldap -eq 1 ]
+	then
+		ynh_replace_string "//noldap\(.*\)" "\1 //useldap" "$final_path/settings.json"
+	fi
 
-# Use ldap for mypads
+	# Optional parameters from config-panel feature
-if [ $mypads -eq 1 ] && [ $useldap -eq 1 ]
+	if [ -n "$pad_config_nocolors" ]; then
-then
+		ynh_replace_string "\(\"noColors\" *: \).*," "\1$pad_config_nocolors," "$final_path/settings.json"
-	ynh_replace_string "//noldap\(.*\)" "\1 //useldap" "$final_path/settings.json"
+	fi
+	if [ -n "$pad_config_showlinenumbers" ]; then
+		ynh_replace_string "\(\"showLineNumbers\" *: \).*," "\1$pad_config_showlinenumbers," "$final_path/settings.json"
+	fi
+	if [ -n "$pad_config_chatandusers" ]; then
+		ynh_replace_string "\(\"chatAndUsers\" *: \).*," "\1$pad_config_chatandusers," "$final_path/settings.json"
+	fi
+	if [ -n "$pad_config_alwaysshowchat" ]; then
+		ynh_replace_string "\(\"alwaysShowChat\" *: \).*," "\1$pad_config_alwaysshowchat," "$final_path/settings.json"
+	fi
+	if [ -n "$pad_config_show_markdown" ]; then
+		ynh_replace_string "\(\"ep_markdown_default\" *: \).*," "\1$pad_config_show_markdown," "$final_path/settings.json"
+	fi
+
+	ynh_store_file_checksum "$final_path/settings.json"	# Recalculate and store the config file checksum into the app settings
 fi
 
-ynh_store_file_checksum "$final_path/settings.json"	# Recalculate and store the config file checksum into the app settings
+# Overwrite the credentials config file only if it's allowed
-ynh_store_file_checksum "$final_path/credentials.json"	# Recalculate and store the config file checksum into the app settings
+if [ $overwrite_credentials -eq 1 ]
+then
+	ynh_backup_if_checksum_is_different "$final_path/credentials.json"	# Verify the checksum and backup the file if it's different
+	cp ../conf/credentials.json "$final_path/credentials.json"
+	ynh_replace_string "__DB_USER__" "$app" "$final_path/credentials.json"
+	db_pwd=$(ynh_app_setting_get $app mysqlpwd)
+	ynh_print_OFF; password=$(ynh_app_setting_get $app password); ynh_print_ON
+	ynh_replace_string "__DB_PWD__" "$db_pwd" "$final_path/credentials.json"
+	ynh_replace_string "__ADMIN__" "$admin" "$final_path/credentials.json"
+	ynh_print_OFF; ynh_replace_special_string "__PASSWD__" "$password" "$final_path/credentials.json"; ynh_print_ON
+
+	ynh_store_file_checksum "$final_path/credentials.json"	# Recalculate and store the config file checksum into the app settings
+fi
 
 #=================================================
 # CREATE DEDICATED USER
@@ -238,8 +303,12 @@ ynh_use_logrotate --non-append
 # SETUP SYSTEMD
 #=================================================
 
-ynh_replace_string "__ENV_PATH__" "$PATH" "../conf/systemd.service"
+# Overwrite the systemd configuration only if it's allowed
-ynh_add_systemd_config
+if [ $overwrite_systemd -eq 1 ]
+then
+	ynh_replace_string "__ENV_PATH__" "$PATH" "../conf/systemd.service"
+	ynh_add_systemd_config
+fi
 
 #=================================================
 # SOME HACKS