Update _common.sh

scripts/_common.sh

@@ -5,23 +5,11 @@
 #=================================================
 # PHP APP SPECIFIC
 #=================================================
-# Depending on its version, YunoHost uses different default PHP version:
-## YunoHost version "11.X" => PHP 7.4
-## YunoHost version "4.X"  => PHP 7.3
-#
-# This behaviour can be overridden by setting the YNH_PHP_VERSION variable
-#YNH_PHP_VERSION=7.3
-#YNH_PHP_VERSION=7.4
-#YNH_PHP_VERSION=8.0
-# For more information, see the PHP application helper: https://github.com/YunoHost/yunohost/blob/dev/helpers/php#L3-L6
-# Or this app package depending on PHP: https://github.com/YunoHost-Apps/grav_ynh/blob/master/scripts/_common.sh
-# PHP dependencies used by the app (must be on a single line)
-#php_dependencies="php$YNH_PHP_VERSION-deb1 php$YNH_PHP_VERSION-deb2"
-# or, if you do not need a custom YNH_PHP_VERSION:
-php_dependencies="php$YNH_DEFAULT_PHP_VERSION-deb1 php$YNH_DEFAULT_PHP_VERSION-deb2"
 
-# dependencies used by the app (must be on a single line)
+NODEJS_VERSION="16.15.0"
-pkg_dependencies="deb1 deb2 $php_dependencies"
+
+# dependencies used by the app
+pkg_dependencies="ffmpeg postgresql"
 
 #=================================================
 # PERSONAL HELPERS
@@ -32,5 +20,43 @@ pkg_dependencies="deb1 deb2 $php_dependencies"
 #=================================================
 
 #=================================================
-# FUTURE OFFICIAL HELPERS
+# REDIS HELPERS
 #=================================================
+
+# get the first available redis database
+#
+# usage: ynh_redis_get_free_db
+# | returns: the database number to use
+ynh_redis_get_free_db() {
+    local result max db
+    result="$(redis-cli INFO keyspace)"
+
+    # get the num
+    max=$(cat /etc/redis/redis.conf | grep ^databases | grep -Eow "[0-9]+")
+
+    db=0
+    # default Debian setting is 15 databases
+    for i in $(seq 0 "$max")
+    do
+        if ! echo "$result" | grep -q "db$i"
+        then
+            db=$i
+            break 1
+        fi
+        db=-1
+    done
+
+    test "$db" -eq -1 && ynh_die --message="No available Redis databases..."
+
+    echo "$db"
+}
+
+# Create a master password and set up global settings
+# Please always call this script in install and restore scripts
+#
+# usage: ynh_redis_remove_db database
+# | arg: database - the database to erase
+ynh_redis_remove_db() {
+    local db=$1
+    redis-cli -n "$db" flushall
+}