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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.
module web
implicit none
private
public :: handle_request
integer, parameter::REQUEST_UNKNOWN = 0
integer, parameter::REQUEST_GET = 1
integer, parameter::REQUEST_POST = 2
contains
function method()
use utilities, only: toupper
implicit none
integer::method
character(4)::method_text
call get_environment_variable("REQUEST_METHOD", method_text)
call toupper(method_text)
if(trim(method_text) == "GET") then
method = REQUEST_GET
else if(method_text == "POST") then
method = REQUEST_POST
else
method = REQUEST_UNKNOWN
end if
end function method
subroutine echo_error_stdout(error_code)
implicit none
integer, intent(in)::error_code
Print *, "<html><head><title>Falling...</title></head><body><p>An Error Occurred:"
Print *, error_code
Print *, "</p></body></html>"
end subroutine echo_error_stdout
subroutine handle_basic_template_components(req, page)
use server_response
use page_template
use captain_db
use config
implicit none
class(request), intent(in)::req
type(template), intent(inout)::page
character(len=128)::username
call page%assign('project', project)
call page%assign('base_url', req%server)
if(req%is_authenticated_user()) then
call page%assign('user_link_page', "profile")
call get_session_username_db(req%token, username)
call page%assign('user_link_text', achar(240)//achar(159)//achar(152)//achar(128)//" "//trim(username))
else
call page%assign('user_link_page', "login")
call page%assign('user_link_text', "Login")
end if
end subroutine handle_basic_template_components
subroutine build_request_object(req)
use server_response, only:http_request
use logging
implicit none
type(http_request), intent(out)::req
character(len=:), allocatable::url, script_name, cookie, server_name, fullurl
character(len=4)::method
integer::url_size, cookie_size, sn_size
call get_environment_variable("REQUEST_URI", length=url_size)
allocate(character(len=url_size)::url)
call get_environment_variable("REQUEST_URI", url)
call get_environment_variable("SCRIPT_NAME", length=sn_size)
allocate(character(len=sn_size)::script_name)
call get_environment_variable("SCRIPT_NAME", script_name)
call get_environment_variable("SERVER_NAME", length=sn_size)
allocate(character(len=sn_size)::server_name)
call get_environment_variable("SERVER_NAME", server_name)
call get_environment_variable("REQUEST_METHOD", method)
call get_environment_variable("HTTP_COOKIE", length=cookie_size)
if(cookie_size > 0) then
allocate(character(len=cookie_size) :: cookie)
call get_environment_variable("HTTP_COOKIE", cookie)
call write_log("COOKIE="//cookie, LOG_DEBUG)
end if
! If we're in CGI mode, treat the "server" as the script name
call write_log("URL IS "//trim(url), level=LOG_DEBUG)
call write_log("SE IS "//trim(script_name), level=LOG_DEBUG)
! We don't actually use this fabircated URL, but it is helpful for debugging
! whatever the hell is going on when the request object is built...
allocate(character(len=(len_trim(server_name) + len_trim(url) + 7)) :: fullurl)
fullurl = "http://"//trim(server_name)//trim(url)
call write_log("FULL URL WOULD BE "//trim(fullurl), level=LOG_DEBUG)
if(allocated(cookie)) then
call req%init(url, server_explicit=script_name, protocol_explicit="http", method=method, cookiestring=cookie)
deallocate(cookie)
else
call req%init(url, server_explicit=script_name, protocol_explicit="http", method=method)
end if
deallocate(url)
deallocate(script_name)
deallocate(server_name)
end subroutine build_request_object
function html_link(link, label) result(res)
use request_utils, only: build_link
implicit none
character(*), intent(in)::link, label
character(len=:), pointer::res
res => build_link(link, label, .false.)
end function html_link
function generate_one_instuction_html(req) result(res)
use captain_db
use server_response
use request_utils, only: get_player_status_utf8, render_jobs_links, generate_simple_pager
use config, only: global_permissions
implicit none
type(request)::req
character(len=:), pointer::res
integer::id_from_req
character(128)::instruction_name
type(job), dimension(:), pointer::jobs
integer, dimension(:), pointer::players
character(len=PLAYER_NAME_LENGTH), dimension(:), pointer::all_players
integer::i, j, n_jobs, n_players, nsize, job_start_index
character(len=:), pointer::job_link_text, one_link, pager
character(1)::nl = new_line(' ')
character(PLAYER_NAME_LENGTH)::player_name
character(4)::player_status
i = index(req%page, ".html")
instruction_name = req%page(1:i-1)
id_from_req = get_instruction_id(trim(instruction_name))
jobs => get_jobs_for_instruction(id_from_req)
if(associated(jobs)) then
if(associated(req%query_string)) then
read(req%query_string, *, iostat=j) job_start_index
if(j /= 0) then
job_start_index = 1
end if
else
job_start_index = 1
end if
n_jobs = size(jobs)
job_link_text => render_jobs_links(jobs, gemini_mode=.false., &
link_prefix="../", startindex=job_start_index, &
stopindex=min(job_start_index+4, n_jobs))
else
job_start_index = 0
n_jobs = 0
job_link_text => null()
end if
players => get_instruction_players(id_from_req)
if(associated(players)) then
n_players = size(players)
else
n_players = 0
end if
nsize = 1024
if(n_jobs > 0) then
nsize = nsize + len_trim(job_link_text)
end if
if(n_players > 0) then
nsize = nsize + n_players*(2*PLAYER_NAME_LENGTH+64)
end if
nsize = nsize + get_player_count()*(2*PLAYER_NAME_LENGTH+64)
allocate(character(len=nsize) :: res)
res = "<h2>"//trim(instruction_name)//"</h2>"
if(req%auth_level >= global_permissions%get("view-raw-instructions")) then
one_link => html_link(trim(instruction_name)//".json", &
"View Raw")
res = trim(res)//nl//"<p><em>"//one_link//"</em></p>"
deallocate(one_link)
end if
if(n_players == 0) then
res = trim(res)//nl//"<p>No players currently can run these instructions</p>"
else if(req%auth_level >= global_permissions%get("launch-job")) then
res = trim(res)//nl//"<h3>Launch Now</h3>"//nl//"<ul>"
do i = 1, n_players
call get_player_name(players(i), player_name)
player_status = get_player_status_utf8(players(i))
one_link => html_link(req%page//"?launch="//trim(player_name), &
trim(player_status)//" "//trim(player_name))
res = trim(res)//nl//"<li>"//trim(one_link)//"</li>"
end do
res = trim(res)//nl//"</ul>"
end if
res = trim(res)//nl//"<h3>Jobs</h3>"
if(n_jobs == 0) then
res = trim(res)//nl//"None Yet"
else
pager => generate_simple_pager(job_start_index, job_start_index + 4, 5, n_jobs, req%page,.false.)
res = trim(res)//nl//job_link_text
if(associated(pager)) then
res = trim(res)//nl//pager
deallocate(pager)
end if
deallocate(job_link_text)
end if
if(req%auth_level >= global_permissions%get("assign-instructions")) then
all_players => get_player_names()
if(associated(all_players)) then
res = trim(res)//nl//"<h3>Assign</h3>"//nl//"<p>Assign a player to these instructions</p>"//nl//"<ul>"
do i = 1, size(all_players)
if(n_players > 0) then
j = get_player_id(all_players(i))
if(any(j == players)) then
cycle
end if
end if
one_link => html_link(req%page//"?assign="//trim(all_players(i)), &
trim(all_players(i)))
res = trim(res)//nl//"<li>"//one_link//"</li>"
deallocate(one_link)
end do
res = trim(res)//nl//"</ul>"
deallocate(all_players)
end if
if(n_players > 0) then
res = trim(res)//nl//"<h3>Remove</h3>"//nl//"<p>Remove a player from these instructions</p>"//nl//"<ul>"
do i = 1, n_players
call get_player_name(players(i), player_name)
one_link => html_link(req%page//"?remove="//trim(player_name), &
trim(player_name))
res = trim(res)//nl//"<li>"//one_link//"</li>"
deallocate(one_link)
end do
res = trim(res)//nl//"</ul>"
end if
end if
end function generate_one_instuction_html
function generate_instructions_html(req) result(res)
use captain_db
use server_response, only:request
use config, only: global_permissions
implicit none
type(request)::req
character(len=:), pointer::res
character(len=PLAYER_NAME_LENGTH), dimension(:), pointer::instruction_names
integer::n, i, nsize
character(len=:), pointer::one_player, scanlink
n = get_instructions_count()
if(n == 0) then
allocate(character(len=1024) :: res)
res = "None Yet"
else
instruction_names => get_instruction_names()
nsize = 1024
do i = 1, size(instruction_names)
nsize = nsize + 16 + 2*len_trim(instruction_names(i))
end do
allocate(character(len=nsize) :: res)
res = "<h2>Instructions</h2>"//new_line(' ')//"<ul>"
do i = 1, n
one_player => html_link("instructions/"//trim(instruction_names(i))//".html", &
trim(instruction_names(i)))
res = trim(res)//new_line(' ')//"<li>"//trim(one_player)//"</li>"
deallocate(one_player)
end do
res = trim(res)//new_line(' ')//"</ul>"
deallocate(instruction_names)
end if
if(req%auth_level >= global_permissions%get("scan-instructions")) then
res = trim(res)//new_line(' ')//"<h2>Management</h2>"
scanlink => html_link(req%page//"?scan", "Scan for instructions now")
res = trim(res)//new_line(' ')//"<p>"//scanlink//"</p>"
deallocate(scanlink)
end if
end function generate_instructions_html
function generate_groups_html(req) result(res)
use captain_db
use server_response, only:request
use config, only: global_permissions
implicit none
type(request)::req
character(len=:), pointer::res
integer, dimension(:), pointer::groups
character(128)::one_group
integer::n, i
character(len=:), pointer::one_link
n = get_group_count_db()
if(n == 0) then
allocate(character(len=1024) :: res)
res = "None Yet"
else
allocate(character(len=(n*(256+64) + 384)) :: res)
res = "<h2>Groups</h2>"//new_line(' ')//"<ul>"
groups => get_groups_db()
do i=1, n
call get_group_name_db(groups(i), one_group)
one_link => html_link("groups/"//trim(one_group)//".html", &
trim(one_group))
res = trim(res)//new_line(' ')//"<li>"//trim(one_link)//"</li>"
deallocate(one_link)
end do
res = trim(res)//new_line(' ')//"</ul>"
deallocate(groups)
end if
if(req%auth_level >= global_permissions%get("add-groups")) then
res = trim(res)//new_line(' ')//"<h2>Management</h2>"
res = trim(res)//new_line(' ')// &
'<form action="groups/add.html" method="POST"><label for="name">Name:</label>'// &
'<input name="name" id="name" /><input type="submit" value="Add"/></form>'
end if
end function generate_groups_html
function generate_one_group_html(req) result(res)
use captain_db
use server_response, only:request
use request_utils
use query_utilities
use logging
use remote_launch, only: launch_group
use config, only: global_permissions
implicit none
type(request)::req
character(len=:), pointer::res
type(query)::q
character(128)::group_name, instruction_name, player_name
integer::id
type(group_entry), dimension(:), pointer::entries
type(work_pair), dimension(:), pointer::all_entries
character(len=:), pointer::one_link, delete_link, play_link, qreq
character(128)::launch_msg
integer::i, j, n_instructions_group, n_instructions_total
call req%path_component(2, group_name)
i = index(group_name, ".html")
group_name(i:128) = ' '
id = get_group_id_db(trim(group_name))
entries => null()
all_entries => null()
launch_msg = " "
if(associated(req%query_string)) then
call q%init(req%query_string)
qreq => q%get_value("add")
if(associated(qreq) .and. req%auth_level >= global_permissions%get("add-groups")) then
call write_log("ADD: "//trim(qreq))
i = index(qreq, ',')
player_name = qreq(i+1:len_trim(qreq))
instruction_name = qreq(1:i-1)
i = get_instruction_id(trim(instruction_name))
j = get_player_id(trim(player_name))
call add_entry_to_group_db(id, i, j)
else
qreq => q%get_value("delete")
if(associated(qreq) .and. req%auth_level >= global_permissions%get("modify-groups")) then
i = index(qreq, ',')
player_name = qreq(i+1:len(qreq))
instruction_name = qreq(1:i-1)
i = get_instruction_id(trim(instruction_name))
j = get_player_id(trim(player_name))
call remove_entry_from_group_db(id, i, j)
else if(trim(req%query_string) == "launch" .and. req%auth_level >= global_permissions%get("launch-job")) then
call launch_group(id)
write(launch_msg, '(I4, 1X, A13)') get_group_entries_count_db(id), "jobs launched"
else if(trim(req%query_string) == "destroy" .and. req%auth_level >= global_permissions%get("modify-groups")) then
call delete_group_db(id)
end if
end if
call q%destroy()
end if
n_instructions_group = get_group_entries_count_db(id)
n_instructions_total = get_available_count_db()
allocate(character( len=(n_instructions_total*384 + 512) ) :: res)
res = "<h2>"//trim(group_name)//"</h2>"
if(n_instructions_group == 0) then
res = trim(res)//new_line(' ')//"<p><em>Contains no instructions.</em></p>"
else
if(len_trim(launch_msg) > 0) then
res = trim(res)//new_line(' ')//'<p><strong>'//trim(launch_msg)//'</strong></p>'
else
res = trim(res)//new_line(' ')//'<p><a href="'//req%page//'?launch">🚀 Launch Now</a></p>'
end if
res = trim(res)//new_line(' ')//"<h3>Work to Be Performed</h3>"//new_line(' ')//"<ul>"
entries => get_group_entries_db(id)
do i = 1, n_instructions_group
call get_instruction_name(entries(i)%instruction, instruction_name)
call get_player_name(entries(i)%player, player_name)
one_link => html_link("../instructions/"//trim(instruction_name)//".html", trim(instruction_name))
play_link => html_link("../players/"//trim(player_name)//".html", trim(player_name))
res = trim(res)//new_line(' ')//"<li>"//one_link//" on "//play_link
if(req%auth_level >= global_permissions%get("modify-groups")) then
delete_link => html_link(trim(group_name)//".html?delete="// &
trim(instruction_name)//","//trim(player_name), &
"<em>Remove</em>")
res = trim(res)//" - "//delete_link
deallocate(delete_link)
end if
res = trim(res)//"</li>"
deallocate(one_link)
deallocate(play_link)
end do
res = trim(res)//new_line(' ')//"</ul>"
end if
if(n_instructions_total > 0 .and. req%auth_level >= global_permissions%get("modify-groups")) then
res = trim(res)//new_line(' ')//"<h3>Add Instructions</h3>"
all_entries => get_available_work_pairs_db()
if(associated(all_entries)) then
res = trim(res)//new_line(' ')//'<form action="'//trim(group_name)//'.html" method="GET">'// &
'<label for="add">Instruction:</label>'//new_line(' ')// &
'<select name="add" id="add">'
do i=1,n_instructions_total
if(associated(entries)) then
if(any(entries%player == all_entries(i)%player .AND. &
entries%instruction == all_entries(i)%instruction) ) &
then
cycle
end if
end if
call get_instruction_name(all_entries(i)%instruction, instruction_name)
call get_player_name(all_entries(i)%player, player_name)
res = trim(res)//new_line(' ')//'<option value="'//trim(instruction_name)//","//trim(player_name)//'">'// &
trim(instruction_name)//" on "//trim(player_name)//"</option>"
end do
res = trim(res)//new_line(' ')//'</select>'//'<input type="submit" value="Add"/></form>'
end if
end if
if(req%auth_level >= global_permissions%get("modify-groups")) then
res = trim(res)//new_line(' ')//'<h3>Destroy This Group</h3>'//new_line(' ')// &
'<p><a href="'//req%page//'?destroy">💣 Destroy</a></p>'//new_line(' ')// &
'<p><em>This operation will not destroy any instructions</em></p>'
end if
end function generate_one_group_html
function generate_players_html(req) result(res)
use captain_db
use request_utils, only: get_status_utf8
use server_response, only: request
use config, only: global_permissions
implicit none
type(request), intent(in)::req
character(len=:), pointer::res
character(len=PLAYER_NAME_LENGTH), dimension(:), pointer::players
integer::n, i, nsize, pid
character(4)::player_status
character(len=:), pointer::one_player
n = get_player_count()
if(n == 0) then
allocate(character(len=1024) :: res)
res = "None Yet"
else
players => get_player_names()
nsize = 1024
do i = 1, size(players)
nsize = nsize + 16 + 2*len_trim(players(i))
end do
allocate(character(len=nsize) :: res)
res = "<h2>Existing Players</h2>"//new_line(' ')//"<ul>"
do i = 1, n
pid = get_player_id(players(i))
if(is_player_online(pid)) then
if(is_player_busy(pid)) then
player_status = get_status_utf8(PLAYER_STATUS_BUSY)
else
player_status = get_status_utf8(PLAYER_STATUS_IDLE)
end if
else
player_status = get_status_utf8(PLAYER_STATUS_OFFLINE)
end if
one_player => html_link("players/"//trim(players(i))//".html", &
trim(player_status)//" "//trim(players(i)))
res = trim(res)//new_line(' ')//"<li>"//trim(one_player)//"</li>"
deallocate(one_player)
end do
res = trim(res)//new_line(' ')//"</ul>"
deallocate(players)
end if
if(req%auth_level >= global_permissions%get("add-players")) then
res = trim(res)//new_line(' ')//"<h2>Management</h2>"// &
new_line(' ')//'<form action="players/add.html" method="POST"><label for="name">Name:</label>'// &
'<input name="name" id="name" /><input type="submit" value="Add"/></form>'
end if
end function generate_players_html
function generate_one_player_html(req) result(res)
use captain_db
use server_response
use request_utils
use config, only: global_permissions
implicit none
type(request), intent(in)::req
character(len=:), pointer::res
character(len=PLAYER_NAME_LENGTH)::player_name, instruction_name
character(len=:), pointer::one_link
integer::i, n, pid
integer, dimension(8)::values
integer, dimension(:), pointer::instruction_ids
character(len=64)::dateconvert
call req%last_component(player_name)
i = index(player_name, '.html')
player_name = player_name(1:i-1)
pid = get_player_id(trim(player_name))
n = get_instructions_count(player=pid)
allocate(character(len=(2*n*PLAYER_NAME_LENGTH + 1024)) :: res)
res = "<h2>"//trim(player_name)
if(is_player_online(pid)) then
res = trim(res)//" - Online</h2>"
else
res = trim(res)//" - Offline</h2>"
end if
! Last checkin
call get_last_checkin_time(pid, values)
write(dateconvert, '(I4,A1,I0.2,A1,I0.2,3X,I2,A1,I0.2,A1,I0.2)') &
values(1), '-', values(2), '-', values(3), &
values(5), ':', values(6), ':', values(7)
res = trim(res)//new_line(' ')//'<p><em>Last Checkin: <strong>'//trim(dateconvert)//&
'</strong></em></p>'
! List of instructions
res = trim(res)//new_line(' ')//"<h3>Instructions for "//trim(player_name)//"</h3>"
instruction_ids => get_instruction_ids(player=pid)
if(associated(instruction_ids)) then
res = trim(res)//new_line(' ')//"<ul>"
do i = 1, n
call get_instruction_name(instruction_ids(i), instruction_name)
one_link => html_link("../instructions/"//trim(instruction_name)//".html", trim(instruction_name))
res = trim(res)//new_line(' ')//" <li>"//one_link//"</li>"
deallocate(one_link)
end do
res = trim(res)//new_line(' ')//"</ul>"
deallocate(instruction_ids)
else
res = trim(res)//"<p>None Yet</p>"
end if
if(req%auth_level >= global_permissions%get("modify-players")) then
! Token assignment
res = trim(res)//new_line(' ')//"<h3>Security</h3>"//new_line(' ')//"<p>"
if(player_has_token_db(trim(player_name))) then
res = trim(res)//"Player currently has a token assigned."
else
res = trim(res)//"<em>Player is insecure! Please assign a token!</em>"
end if
res = trim(res)//"</p>"
res = trim(res)//new_line(' ')// &
'<form action="assign_token.html" method="POST">'//new_line(' ')// &
'<label for="token">Token:</label>'// &
'<input name="token" id="token" />'//new_line(' ')// &
'<input type="hidden" name="player" id="player" value="'//trim(player_name)//'"/>'//new_line(' ')// &
'<input type="submit" value="Set"/></form>'
end if
end function generate_one_player_html
function generate_one_job_html(req) result(res)
use captain_db
use config
use server_response
use special_filenames, only: get_task_result_static_filename
use request_utils, only: get_status_utf8, get_player_link => player_link, &
get_instruction_link => instruction_link
implicit none
type(request), intent(in)::req
character(len=:), pointer::res
character(4)::status
integer::i, j, job_id
type(job)::one_job
character(1)::nl = new_line(' ')
type(task), dimension(:), pointer::tasks
character(32)::task_text, job_text, task_type
character(len=:), pointer::task_results_filename, one_link, local_task_results_filename
character(len=:), pointer::player_link, instruction_link
character(len=FILENAME_NAME_LENGTH), dimension(:), pointer::releases
logical::file_exists
res => null()
! Ugh, all this nonsense
call req%last_component(job_text)
j = index(job_text, ".", back=.true.)
job_text(j:len(job_text)) = " "
read(job_text, '(I8)') job_id
one_job = get_job(job_id)
if(one_job%id >= 0) then
allocate(character(len=1024) :: res)
status = get_status_utf8(one_job%status)
res = "<h2>Status - "//status//"</h2>"
player_link => get_player_link(one_job%player, .FALSE., prefix="..")
if(associated(player_link)) then
res = trim(res)//nl//nl//"<p><em>Running on "//player_link//nl// &
"Last update at: "//one_job%time//"</em></p>"
deallocate(player_link)
end if
instruction_link => get_instruction_link(one_job%instruction, .FALSE., prefix="..")
if(associated(instruction_link)) then
res = trim(res)//nl//"<p><em>Executing: "//instruction_link//"</em></p>"
deallocate(instruction_link)
end if
res = trim(res)//nl//nl//"<h3>Task Results</h3>"
tasks => get_job_tasks(job_id)
if(associated(tasks)) then
res = trim(res)//nl//"<ul>"
do i = 1, size(tasks)
status = get_status_utf8(tasks(i)%status)
task_results_filename => get_task_result_static_filename(one_job%id, i, no_path=.true.)
local_task_results_filename => get_task_result_static_filename(one_job%id, i, no_path=.false.)
inquire(file=local_task_results_filename, exist=file_exists)
write(task_text, '(I8)') i
if(file_exists) then
one_link => html_link("../results/"//task_results_filename, &
trim(status)//" - Task "//trim(adjustl(task_text)))
res = trim(res)//nl//" <li>"//trim(one_link)
deallocate(one_link)
else
res = trim(res)//nl//" <li>"// &
trim(status)//" - Task "//trim(adjustl(task_text))
end if
if(get_task_type(job_id, i, task_type)) then
res = trim(res)//" ("//trim(task_type)//")"
end if
res = trim(res)//"</li>"
deallocate(local_task_results_filename)
deallocate(task_results_filename)
end do
res = trim(res)//nl//"</ul>"
deallocate(tasks)
else
res = trim(res)//nl//nl//"<p><strong>None reported yet</strong></p>"
end if
if(get_job_upload_count_by_category_db(job_id, "releases") > 0 .and. &
req%auth_level >= global_permissions%get("access-releases")) &
then
res = trim(res)//nl//"<h3>Releases</h3>"//nl//"<ul>"
releases => get_job_uploads_by_category_db(job_id, "releases")
do i = 1, size(releases)
one_link => html_link("../releases/"//trim(releases(i)), &
trim(releases(i)))
res = trim(res)//nl//" <li>"//trim(one_link)//"</li>"
end do
res = trim(res)//nl//"</ul>"
end if
else
allocate(character(len=64) :: res)
write(res, '(A20, 1X, I5)') "No record of:", job_id
end if
end function generate_one_job_html
function generate_releases_html(req) result(res)
use utilities
use server_response
use config
implicit none
type(request), intent(in)::req
character(len=:), pointer::res
character(len=DIR_LIST_STRING_LENGTH), dimension(:), pointer::directories
character(len=DIR_LIST_STRING_LENGTH), dimension(:), pointer::files
character(1024)::public_path, local_path, subpath
integer::allocation_size, i
character(1)::nl = new_line(' ')
character(4)::folder_icon = char(240)//char(159)//char(147)//char(129)
character(len=:), pointer::one_link
if(.not. associated(req%query_string)) then
public_path = "/releases"
local_path = release_dir
else if(len_trim(req%query_string) == 0) then
public_path = "/releases"
local_path = release_dir
else
call combine_paths("/releases", req%query_string, public_path)
call combine_paths(release_dir, req%query_string, local_path)
end if
res => null()
! Auth check
if(req%auth_level < global_permissions%get("access-releases")) then
allocate(character(len=64)::res)
if(req%auth_level == 0) then
res = "Login required."
else
res = "Unacceptable permissions"
end if
return
end if
! Easy safety check - no relative paths
if(index(local_path, '..') > 0) then
allocate(character(len=64)::res)
res = "None Found"
return
end if
directories => get_directories_in_directory(local_path)
files => get_files_in_directory(local_path)
allocation_size = 1024
if(associated(directories)) then
allocation_size = allocation_size + 2 * size(directories) * (DIR_LIST_STRING_LENGTH+32)
end if
if(associated(files)) then
allocation_size = allocation_size + 2 * size(files) * (DIR_LIST_STRING_LENGTH+32)
end if
allocate(character(len=allocation_size) :: res)
res = "<h2>Listing for "//trim(public_path)//"</h2>"//nl//"<ul>"
! Add an "Up" link
if(trim(public_path) /= "/releases") then
i = index(req%query_string, "/", back=.true.)
if(i > 0) then
one_link => html_link("releases.html?"//req%query_string(1:(i-1)), "Up a directory")
else
one_link => html_link("releases.html", "Up a directory")
end if
res = trim(res)//nl//"<li>"//one_link//"</li>"
deallocate(one_link)
end if
if(associated(directories)) then
do i = 1, size(directories)
if(associated(req%query_string)) then
call combine_paths(req%query_string, trim(directories(i)), subpath)
else
subpath = trim(directories(i))
end if
one_link => html_link("releases.html?"//trim(subpath), folder_icon//" "//trim(directories(i)))
res = trim(res)//nl//"<li>"//one_link//"</li>"
deallocate(one_link)
end do
deallocate(directories)
end if
if(associated(files)) then
do i = 1, size(files)
call combine_paths(public_path(2:len_trim(public_path)), trim(files(i)), subpath)
one_link => html_link(trim(subpath), trim(files(i)))
res = trim(res)//nl//"<li>"//one_link//"</li>"
deallocate(one_link)
end do
deallocate(files)
end if
res = trim(res)//nl//"</ul>"
end function generate_releases_html
function generate_jobs_html(req) result(res)
use captain_db
use server_response
use request_utils, only: render_jobs_links, generate_simple_pager
use logging
implicit none
type(request)::req
character(len=:), pointer::res
type(job), dimension(:), pointer::jobs
integer::n, nsize
integer::i_start_jobs, ierr
character(len=:), pointer::linklist, pager
n = get_jobs_count()
if(n == 0) then
allocate(character(len=1024) :: res)
res = "None Yet"
else
if(associated(req%query_string)) then
read(req%query_string, *, iostat=ierr) i_start_jobs
else
ierr = -1
end if
if(ierr /= 0) then
i_start_jobs = 1
end if
jobs => get_jobs()
! 15 per page
nsize = 15*(2*PLAYER_NAME_LENGTH + 64) + 1024
allocate(character(len=nsize) :: res)
res = " "
linklist => render_jobs_links(jobs, i_start_jobs, min(i_start_jobs+14, n), .false.)
res = trim(res)//new_line(' ')//trim(linklist)
! Pagers
pager => generate_simple_pager(i_start_jobs, min(i_start_jobs+14, n), 15, n, req%page, .false.)
if(associated(pager)) then
res = trim(res)//new_line(' ')//pager
deallocate(pager)
end if
deallocate(linklist)
end if
end function generate_jobs_html
function request_templated(req) result(resp)
use page_template
use config, only: template_filepath, project
use logging
use server_response, only:request, response
use http_codes, only: HTTP_CODE_SUCCESS, HTTP_CODE_NOTFOUND
use request_utils, only: get_job_page_title, handle_instruction_command
use captain_db, only: scan_instructions_for_db, get_session_username_db, destroy_session_db
use utilities, only: build_date
implicit none
class(request), intent(in)::req
type(response)::resp
character(64)::template_to_use
character(1024)::template_file
type(template)::page
character(64)::first
character(len=:), pointer::contents
character(128)::job_page_title, username
integer::i
logical::authenticated
authenticated = req%is_authenticated_user()
if(trim(req%location) == "/" .or. &
trim(req%location) == "/index.html" .or. &
trim(req%location) == "/home.html") &
then
template_to_use = "home.html"
else if(trim(req%location) == "/about.html") then
template_to_use = "about.html"
else if(trim(req%location) == "/login.html") then
if(authenticated) then
template_to_use = "redirect.html"
else
template_to_use = "login.html"
end if
else if(trim(req%location) == "/profile.html") then
if(authenticated) then
template_to_use = "profile.html"
else
template_to_use = "redirect.html"
end if
else if(trim(req%location) == "/logout.html") then
template_to_use = "redirect.html"
else
template_to_use = "index.html"
end if
call template_filepath(template_to_use, template_file)
call write_log("Template base path is: "//trim(template_file), LOG_DEBUG)
call page%init(trim(template_file))
! Initialize with success
resp%code = HTTP_CODE_SUCCESS
call req%path_component(1, first)
if(trim(req%location) == "/" .or. trim(req%location) == "/index.html" .or. trim(req%location) == "/home.html") then
call page%assign('title', 'Home')
else if(trim(req%location) == "/releases.html") then
call page%assign('title', 'Releases')
contents => generate_releases_html(req)
call page%assign('contents', contents)
else if(trim(req%location) == "/jobs.html") then
call page%assign('title', 'Jobs')
contents => generate_jobs_html(req)
call page%assign('contents', contents)
else if(trim(req%location) == "/players.html") then
call page%assign('title', 'Players')
contents => generate_players_html(req)
call page%assign('contents', contents)
else if(req%location(1:9) == '/players/') then
call req%last_component(job_page_title)
i = index(job_page_title, '.', back=.true.)
call page%assign('title', job_page_title(1:i-1))
contents => generate_one_player_html(req)
call page%assign('contents', contents)
else if(trim(req%location) == "/about.html") then
call page%assign('title', 'About')
call page%assign('build_date', build_date())
else if(trim(req%location) == "/instructions.html") then
if(associated(req%query_string) ) then
if(trim(req%query_string) == "scan") then
call scan_instructions_for_db()
end if
end if
call page%assign('title', 'Build Instructions')
contents => generate_instructions_html(req)
call page%assign('contents', contents)
else if(trim(first) == "instructions") then
if(associated(req%query_string)) then
call handle_instruction_command(req)
end if
call page%assign('title', 'Build Instructions')
contents => generate_one_instuction_html(req)
call page%assign('contents', contents)
else if(trim(first) == "jobs") then
call get_job_page_title(req, job_page_title)
call page%assign('title', trim(job_page_title))
contents => generate_one_job_html(req)
call page%assign('contents', contents)
else if(trim(req%location) == "/groups.html") then
call page%assign('title', 'Instruction Groups')
contents => generate_groups_html(req)
call page%assign('contents', contents)
else if(trim(first) == "groups") then
call page%assign('title', 'Instruction Group')
contents => generate_one_group_html(req)
call page%assign('contents', contents)
else if(trim(first) == "login.html") then
call page%assign('title', 'Login')
if(authenticated) then
call page%assign('destination', 'home.html')
else
if(associated(req%q%get_value("failed"))) then
call page%assign('login_message', "Login Failed.")
end if
end if
else if(trim(first) == "profile.html") then
call page%assign('title', 'User Profile')
if(authenticated) then
call get_session_username_db(req%token, username)
call page%assign('username', username)
else
call page%assign('destination', 'login.html')
end if
else if(trim(first) == "logout.html") then
call page%assign('title', 'Logout')
call page%assign('destination', 'home.html')
if(authenticated) then
call destroy_session_db(req%token)
end if
else
call page%assign('title', 'Not Found')
resp%code = HTTP_CODE_NOTFOUND
end if
call handle_basic_template_components(req, page)
call write_log("Rendering page for "//req%location)
call page%render()
call write_log("Finalizing response", LOG_INFO)
resp%temporary_file = .true.
resp%body_filename => page%output_filename
resp%body_mimetype = "text/html"
end function request_templated
function handle_post(req) result(resp)
use captain_db, only: add_player_db, add_group_db, update_player_token_db, create_user_session_db, &
validate_user_db
use page_template
use config, only: template_filepath, global_permissions
use logging
use server_response, only:http_request, response
use http_post_utilities
use query_utilities, only: query
use http_codes
implicit none
type(http_request), intent(in)::req
type(response)::resp
type(query)::posted
character(1024)::template_file
type(template)::page
character(64)::category, second
posted = read_post_contents()
call write_log("Post Contents: "//posted%full, LOG_DEBUG)
if(posted%component_count() > 0) then
! We will immediately redirect after the command is handled
call template_filepath("redirect.html", template_file)
call page%init(trim(template_file))
! Handle based on category
call req%path_component(1, category)
if(trim(category) == "players") then
call req%path_component(2, second)
! Add a player
if(trim(second) == "add.html" .and. req%auth_level >= global_permissions%get("add-players")) then
call add_player_db(posted%get_value("name"))
call page%assign('destination', 'players.html')
else if(trim(second) == "assign_token.html" .and. req%auth_level >= global_permissions%get("modify-players")) then
call update_player_token_db(posted%get_value("player"), posted%get_value("token"))
call page%assign('destination', "players/"//posted%get_value("player")//".html")
end if
else if(trim(category) == "groups") then
call req%path_component(2, second)
! Add a group
if(trim(second) == "add.html" .and. req%auth_level >= global_permissions%get("add-groups")) then
call add_group_db(posted%get_value("name"))
call page%assign('destination', 'groups.html')
end if
else if(trim(category) == "login.html") then
! Determine if logged in
if(validate_user_db(posted%get_value("username"), posted%get_value("password"))) then
call resp%set_cookie("token", create_user_session_db(posted%get_value("username")))
call page%assign('destination', "home.html")
else
call page%assign('destination', "login.html?failed=1")
end if
end if
! Handle the template
call handle_basic_template_components(req, page)
call page%render()
call write_log("Finalizing response", LOG_INFO)
resp%temporary_file = .true.
resp%body_filename => page%output_filename
resp%body_mimetype = "text/html"
resp%code = HTTP_CODE_SUCCESS
call posted%destroy()
else
resp%code = HTTP_CODE_FAILURE
end if
end function handle_post
subroutine handle_request()
use server_response, only:http_request, response
use logging
use request_utils
use http_codes
use http, only: write_response_headers, write_redirect
use iso_fortran_env, only: output_unit
use utilities, only: echo_file_stdout
implicit none
type(http_request)::req
type(response)::resp
integer::response_size
character(64)::logresponse
call build_request_object(req)
if(is_request_static(req)) then
call write_log("Req static", LOG_INFO)
resp = request_static(req)
else if(req%is_post()) then
call write_log("POST operation", LOG_INFO)
resp = handle_post(req)
else
call write_log("Req template", LOG_INFO)
resp = request_templated(req)
end if
! Perform the response
call write_log("Publishing response", LOG_INFO)
write(logresponse, *) "Response code is: ", resp%code
call write_log(trim(logresponse), LOG_INFO)
select case(resp%code)
case(HTTP_CODE_REDIRECT)
call write_redirect(output_unit, resp%code, trim(resp%url))
case(HTTP_CODE_SUCCESS)
inquire(file=resp%body_filename, size=response_size)
if(associated(resp%cookiecmd)) then
call write_response_headers(output_unit, resp%code, response_size, trim(resp%body_mimetype), resp%cookiecmd)
else
call write_response_headers(output_unit, resp%code, response_size, trim(resp%body_mimetype))
end if
call echo_file_stdout(resp%body_filename)
case default
call write_log("Failure reported for location: "//trim(req%location), LOG_NORMAL)
call echo_error_stdout(resp%code)
! Need some more...
end select
call write_log("Cleanup", LOG_INFO)
call resp%destroy()
call req%destroy()
call write_log("Exit handler", LOG_INFO)
end subroutine handle_request
end module web
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