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! Copyright (c) 2021 Approximatrix, LLC <support@approximatrix.com>
!
! Permission is hereby granted, free of charge, to any person obtaining a copy
! of this software and associated documentation files (the "Software"), to deal
! in the Software without restriction, including without limitation the rights
! to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
! copies of the Software, and to permit persons to whom the Software is
! furnished to do so, subject to the following conditions:
!
! The above copyright notice and this permission notice shall be included in
! all copies or substantial portions of the Software.
!
! The Software shall be used for Good, not Evil.
!
! THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
! IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
! FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
! AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
! LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
! OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
! SOFTWARE.
program captain
use captain_db
use config
use logging, only: initialize_log => initialize, shutdown_log => shutdown
use gemini, only: handle_gemini => handle_request
use web, only: handle_web => handle_request
implicit none
integer::mode
integer, parameter::MODE_GEMINI = 1, &
MODE_CGI_HTML = 2
call random_seed() ! For possible crypto
call parse_options()
call initialize_log(log_filename, loglevel)
call initialize_db(database_filename)
select case(mode)
case(MODE_GEMINI)
call handle_gemini()
case(MODE_CGI_HTML)
call handle_web()
end select
call shutdown_db()
call shutdown_log()
contains
subroutine usage()
implicit none
character(len=256)::pname
call get_command_argument(0, pname)
Print *, "Usage: "//trim(pname)//" <options>"
Print *, " "
Print *, "Options:"
Print *, " -h Display this help"
Print *, " -c <configfile> Use the specified config file"
Print *, " -g Operate in Gemini mode"
Print *, " -w Operate in CGI mode (default)"
end subroutine usage
subroutine parse_options
use config
implicit none
character(len=1024)::option
logical::config_loaded
integer::i
config_loaded = .false.
mode = MODE_CGI_HTML
loglevel = 3
i = 1
do while(i <= command_argument_count())
call get_command_argument(i, option)
if(trim(option) == "-h") then
call usage()
stop
else if(trim(option) == "-g") then
mode = MODE_GEMINI
else if(trim(option) == "-c") then
i = i + 1
call get_command_argument(i, option)
call load_configuration(trim(option))
config_loaded = .true.
end if
i = i + 1
end do
! Assign working directory from command if not specified
if(.not. config_loaded) then
Print *, "No configuration file specified"
stop
end if
end subroutine parse_options
end program captain
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