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+#!/bin/bash
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+
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+#=================================================
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+# GENERIC STARTING
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+#=================================================
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+# IMPORT GENERIC HELPERS
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+#=================================================
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+
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+source _common.sh
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+source /usr/share/yunohost/helpers
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+
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+#=================================================
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+# RETRIEVE ARGUMENTS
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+#=================================================
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+
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+app=${YNH_APP_INSTANCE_NAME:-$YNH_APP_ID}
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+
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+final_path=$(ynh_app_setting_get $app final_path)
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+
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+#=================================================
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+# SPECIFIC CODE
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+#=================================================
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+# DECLARE GENERIC FUNCTION
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+#=================================================
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+
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+config_file="$final_path/Backup_list.conf"
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+passkey="$final_path/passkey"
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+
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+get_config_value() {
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+ option_name="$1"
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+ # Get the value of this option in the config file
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+ grep "^$option_name=" "$config_file" | cut -d= -f2
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+}
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+
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+#=================================================
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+# LOAD VALUES
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+#=================================================
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+
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+# Load the real value from the app config or elsewhere.
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+# Then get the value from the form.
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+# If the form has a value for a variable, take the value from the form,
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+# Otherwise, keep the value from the app config.
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+
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+# Encryption
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+old_encrypt="$(get_config_value encrypt)"
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+encrypt="${YNH_CONFIG_MAIN_ENCRYPTION_ENCRYPT:-$old_encrypt}"
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+# Encryption password
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+ynh_print_OFF
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+old_encrypt_password="$(cat $passkey)"
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+encrypt_password="${YNH_CONFIG_MAIN_ENCRYPTION_ENCRYPTION_PWD:-$old_encrypt_password}"
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+ynh_print_ON
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+# ynh_core_backup
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+old_ynh_core_backup="$(get_config_value ynh_core_backup)"
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+ynh_core_backup="${YNH_CONFIG_MAIN_BACKUP_TYPES_CORE_BACKUP:-$old_ynh_core_backup}"
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+# ynh_app_backup
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+if [ -n "$(get_config_value ynh_app_backup)" ]
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+then
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+ old_ynh_app_backup="true"
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+else
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+ old_ynh_app_backup="false"
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+fi
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+ynh_app_backup="${YNH_CONFIG_MAIN_BACKUP_TYPES_APPS_BACKUP:-$old_ynh_app_backup}"
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+# Frequency
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+old_frequency="$(grep "^frequency: " "/etc/yunohost/apps/$app/settings.yml" | cut -d' ' -f2)"
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+frequency="${YNH_CONFIG_MAIN_BACKUP_OPTIONS_FREQUENCY:-$old_frequency}"
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+# Max size
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+old_max_size="$(get_config_value max_size)"
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+max_size="${YNH_CONFIG_MAIN_BACKUP_OPTIONS_MAX_SIZE:-$old_max_size}"
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+
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+# Overwrite cron file
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+old_overwrite_cron="$(ynh_app_setting_get $app overwrite_cron)"
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+old_overwrite_cron=$(bool_to_true_false $old_overwrite_cron)
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+overwrite_cron="${YNH_CONFIG_MAIN_OVERWRITE_FILES_OVERWRITE_CRON:-$old_overwrite_cron}"
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+
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+#=================================================
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+# SHOW_CONFIG FUNCTION FOR 'SHOW' COMMAND
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+#=================================================
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+
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+show_config() {
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+ # here you are supposed to read some config file/database/other then print the values
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+ # echo "YNH_CONFIG_${PANEL_ID}_${SECTION_ID}_${OPTION_ID}=value"
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+ echo "YNH_CONFIG_MAIN_ENCRYPTION_ENCRYPT=$encrypt"
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+ echo "YNH_CONFIG_MAIN_ENCRYPTION_ENCRYPTION_PWD="
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+
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+ echo "YNH_CONFIG_MAIN_BACKUP_TYPES_CORE_BACKUP=$ynh_core_backup"
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+ echo "YNH_CONFIG_MAIN_BACKUP_TYPES_APPS_BACKUP=$ynh_app_backup"
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+
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+ echo "YNH_CONFIG_MAIN_BACKUP_OPTIONS_FREQUENCY=$frequency"
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+ echo "YNH_CONFIG_MAIN_BACKUP_OPTIONS_MAX_SIZE=$max_size"
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+
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+ echo "YNH_CONFIG_MAIN_OVERWRITE_FILES_OVERWRITE_CRON=$overwrite_cron"
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+}
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+
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+#=================================================
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+# MODIFY THE CONFIGURATION
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+#=================================================
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+
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+apply_config() {
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+ # Change the password if needed
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+ if [ "$encrypt" = "true" ]; then
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+ ynh_print_OFF
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+ test -n "$encrypt_password" || ynh_die "The password for encryption can't be empty if you choose to enable encryption."
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+ ynh_print_ON
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+ # Replace the password by the previous one
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+ passkey="$final_path/passkey"
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+ ynh_print_OFF; echo "$encrypt_password" > "$passkey"; ynh_print_ON
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+ chmod 400 "$passkey"
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+ ynh_replace_string "^cryptpass=.*" "cryptpass=$passkey" "$config_file"
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+ fi
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+
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+ # Change encrypt in the config file
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+ ynh_replace_string "^encrypt=.*" "encrypt=$encrypt" "$config_file"
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+
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+ # Change ynh_core_backup in the config file
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+ ynh_replace_string "^ynh_core_backup=.*" "ynh_core_backup=$ynh_core_backup" "$config_file"
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+
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+ # Change ynh_app_backup in the config file
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+ if [ "$ynh_app_backup" = "true" ] && [ "$old_ynh_app_backup" = "false" ]
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+ then
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+ # If ynh_app_backup changed from false to true.
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+ # Add all current applications to the backup
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+ while read backup_app
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+ do
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+ ynh_print_info "Add a backup for the app $backup_app." >&2
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+ ynh_replace_string "^ynh_app_backup=$" "ynh_app_backup=$backup_app\n&" "$config_file"
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+ done <<< "$(yunohost app list -i | grep id: | sed 's/.*id: //')"
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+ elif [ "$ynh_app_backup" = "false" ] && [ "$old_ynh_app_backup" = "true" ]
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+ then
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+ # Remove all app currently backup
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+ # By deleting all line starting by 'ynh_app_backup=' and having something after '='
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+ sed -i "/^ynh_app_backup=.\+$/d" "$config_file"
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+ fi
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+
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+ # Change frequency in the cron file and store the value into the settings
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+ ynh_app_setting_set $app frequency "$frequency"
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+ if [ "$frequency" = "Daily" ]; then
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+ cron_freq="0 2 * * *"
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+ run_freq="every day"
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+ elif [ "$frequency" = "Each 3 days" ]; then
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+ cron_freq="0 2 */3 * *"
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+ run_freq="each 3 days"
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+ elif [ "$frequency" = "Weekly" ]; then
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+ cron_freq="0 2 * * 0"
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+ run_freq="once a week on sunday"
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+ elif [ "$frequency" = "Biweekly" ]; then
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+ cron_freq="0 2 * * 0/2"
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+ run_freq="one sunday out of two"
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+ else # Monthly
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+ cron_freq="0 2 1 * *"
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+ run_freq="once a month on the first sunday"
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+ fi
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+ ynh_replace_string ".* root" "$cron_freq root" /etc/cron.d/$app
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+
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+ # Change max_size in the config file
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+ ynh_replace_string "^max_size=.*" "max_size=$max_size" "$config_file"
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+
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+ # Set overwrite_cron
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+ overwrite_cron=$(bool_to_01 $overwrite_cron)
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+ ynh_app_setting_set $app overwrite_cron "$overwrite_cron"
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+}
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+
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+#=================================================
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+# GENERIC FINALIZATION
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+#=================================================
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+# SELECT THE ACTION FOLLOWING THE GIVEN ARGUMENT
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+#=================================================
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+
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+case $1 in
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+ show) show_config;;
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+ apply) apply_config;;
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+esac
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Maniack Crudelis