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jumanpp::server
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| ##' Start JUMAN++ server. | |
| ##' | |
| ##' @param host.name host name if necessary | |
| ##' @param port port number if necessary. By default, 12000 | |
| ##' @export | |
| jum_start_server <- function(host.name = NULL, port = NULL) { | |
| rubypath <- Sys.which("ruby") | |
| if(identical(rubypath, "")){ | |
| stop("PATH to Ruby not found. Please check Ruby is installed.") | |
| } | |
| pid <- system("ps -aefw | grep 'ruby/server.rb' | grep -v ' grep ' | awk '{print $2}'", | |
| intern = TRUE) | |
| if(length(pid) != 0) { | |
| stop("JUMAN++ server is already running.") | |
| } | |
| bg <- "nohup" | |
| rb_file <- system.file("ruby/server.rb", package = "rjumanpp") | |
| cmd <- "--cmd" | |
| jumanpp_option <- "--force-single-path" | |
| jumanpp <- paste("jumanpp", jumanpp_option) | |
| jum <- shQuote(jumanpp) | |
| if(is.null(host.name) == FALSE) { | |
| host <- paste("-- host", host.name) | |
| } else{ | |
| host <- "" | |
| } | |
| if(is.null(port) == FALSE) { | |
| port_num <- paste("-- port", port) | |
| } else{ | |
| port_num <- "" | |
| } | |
| server_command <- paste(bg, | |
| rubypath, | |
| rb_file, | |
| cmd, | |
| jum, | |
| host, | |
| port_num, | |
| "> /dev/null 2>&1", | |
| "&") | |
| system(server_command) | |
| message("The JUMAN++ server is successfully started.") | |
| } | |
| ##' Close JUMAN++ server. | |
| ##' | |
| ##' @export | |
| jum_close_server <- function() { | |
| pid <- system("ps -aefw | grep 'ruby/server.rb' | grep -v ' grep ' | awk '{print $2}'", | |
| intern = TRUE) | |
| if(length(pid) == 0) { | |
| stop("The JUMAN++ server is not running.") | |
| } | |
| cmd <- paste("kill", pid) | |
| system(cmd) | |
| message("The JUMAN++ server was successfully closed.") | |
| } |
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