mediawiki_ynh/scripts/install

#!/bin/bash

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

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

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

# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================

domain=$YNH_APP_ARG_DOMAIN
path_url=$(ynh_normalize_url_path "$YNH_APP_ARG_PATH")
admin=$YNH_APP_ARG_ADMIN
admin_password=$YNH_APP_ARG_PASSWORD
is_public=$YNH_APP_ARG_IS_PUBLIC
language=$YNH_APP_ARG_LANGUAGE
wiki_name=$YNH_APP_ARG_WIKI_NAME

app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_script_progression --message="Validating installation parameters..." --weight=1

final_path=/var/www/$app
test ! -e "$final_path" || ynh_die --message="This path already contains a folder"

# Register (book) web path
ynh_webpath_register --app="$app" --domain="$domain" --path_url="$path_url"

#=================================================
# GENERATE LDAP USER SETTINGS
#=================================================
ynh_script_progression --message="Generating dedicated LDAP user credentials..." --weight=1

ldap_user="${app}_ldap"
ldap_password=$(ynh_string_random --length=8)

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
ynh_script_progression --message="Storing installation settings..." --weight=1

ynh_app_setting_set --app="$app" --key=domain --value="$domain"
ynh_app_setting_set --app="$app" --key=path --value="$path_url"
ynh_app_setting_set --app="$app" --key=admin --value="$admin"
ynh_app_setting_set --app="$app" --key=admin_password --value="$admin_password"
ynh_app_setting_set --app="$app" --key=is_public --value="$is_public"
ynh_app_setting_set --app="$app" --key=language --value="$language"
ynh_app_setting_set --app="$app" --key=wiki_name --value="$wiki_name"
ynh_app_setting_set --app="$app" --key=ldap_user --value="$ldap_user"
ynh_app_setting_set --app="$app" --key=ldap_password --value="$ldap_password"

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing dependencies..." --weight=15

ynh_install_app_dependencies "${pkg_dependencies[@]}"

#=================================================
# CREATE A MYSQL DATABASE
#=================================================
ynh_script_progression --message="Creating a MySQL database..." --weight=1

db_name=$(ynh_sanitize_dbid --db_name="$app")
db_user=$db_name
ynh_app_setting_set --app="$app" --key=db_name --value="$db_name"
ynh_app_setting_set --app="$app" --key=db_user --value="$db_user"
ynh_mysql_setup_db --db_user="$db_user" --db_name="$db_name"
test -n "${db_pwd:?}" # Check the variable is correctly set by ynh_mysql_setup_db

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=4

ynh_app_setting_set --app="$app" --key=final_path --value="$final_path"
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$final_path"
ynh_setup_source --dest_dir="$final_path/extensions/" --source_id="ldap_authentication2"
ynh_setup_source --dest_dir="$final_path/extensions/" --source_id="ldap_provider"
ynh_setup_source --dest_dir="$final_path/extensions/" --source_id="pluggable_auth"

# Note(decentral1se): Disabled and unused for now ...
# ynh_setup_source --dest_dir="$final_path/extensions/" --source_id="ldap_groups"
# ynh_setup_source --dest_dir="$final_path/extensions/" --source_id="ldap_userinfo"
# ynh_setup_source --dest_dir="$final_path/extensions/" --source_id="ldap_authorization"

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring nginx web server..." --weight=1

# Create a dedicated nginx config
ynh_add_nginx_config

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..." --weight=2

# Create a system user
ynh_system_user_create --username="$app"

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring php-fpm..." --weight=1

# Create a dedicated php-fpm config
ynh_add_fpm_config
phpversion=$(ynh_app_setting_get --app="$app" --key=phpversion)

#=================================================
# SPECIFIC SETUP
#=================================================
# CREATE DEDICATED LDAP USER
#=================================================
ynh_script_progression --message="Creating dedicated LDAP user..." --weight=1

yunohost user create "$ldap_user" \
  --firstname "MediaWikiLdap" --lastname "MediaWikiLdap" \
  --mail "${ldap_user}@$domain" --password "$ldap_password" -q 0

#=================================================
# RUN INSTALLATION OF MEDIAWIKI
#=================================================
ynh_script_progression --message="Installing and configuring Mediawiki..." --weight=14
if [ "$path_url" = "/" ]; then
  scriptpath=""
else
  scriptpath=$path_url
fi

"php$phpversion" "$final_path/maintenance/install.php" --conf "$final_path" \
  --server "https://$domain" \
  --scriptpath "$scriptpath" \
  --dbuser "$db_name" \
  --dbpass "$db_pwd" \
  --dbname "$db_name" \
  --dbprefix "mdk_" \
  --lang "$language" \
  --pass "$admin_password" \
  "$wiki_name" "$admin"

#=================================================
# REPLACE CONFIGURATION SETTINGS
#=================================================
cp ../conf/LocalSettings.php "$final_path/LocalSettings.php"

ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__WIKI_NAME__" --replace_string="$wiki_name"
ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__ADMIN__"     --replace_string="$admin"

if [ "$path_url" = "/" ]; then
    # MediaWiki expects a "" for the root URL which is typically assumed to be
    # "/" by other application packages. Therefore, we assume end-users will do
    # this as well and make sure to ensure an "" in all cases where "/" is
    # specified
    ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__PATH__"  --replace_string=""
else
    ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__PATH__"  --replace_string="$path_url"
fi

ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__DOMAIN__"    --replace_string="$domain"
ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__DB_NAME__"   --replace_string="$db_name"
ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__DB_USER__"   --replace_string="$db_name"
ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__DB_PWD__"    --replace_string="$db_pwd"
ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__LANGUAGE__"  --replace_string="$language"

secret=$(ynh_string_random 64)
ynh_app_setting_set "$app" secret "$secret"
ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__SECRET__"    --replace_string="$secret"

ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__LDAP_USER__" --replace_string="$ldap_user"
ynh_replace_string --target_file="$final_path/LocalSettings.php" --match_string="__LDAP_PASSWORD__" --replace_string="$ldap_password"

"php$phpversion" "$final_path/maintenance/update.php"

chown -R "$app:$app" "$final_path"

#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring SSOwat..." --weight=1

# Make app public if necessary
if [ "$is_public" -eq 1 ]; then
  ynh_permission_update --permission "main" --add "visitors"
fi

#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading nginx web server..." --weight=1

ynh_systemd_action --service_name=nginx --action=reload

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

ynh_script_progression --message="Installation of $app completed" --last