Files
Yogstation/code/modules/modular_computers/file_system/programs/ntdownloader.dm
2016-07-30 13:45:46 -07:00

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/datum/computer_file/program/ntnetdownload
filename = "ntndownloader"
filedesc = "NTNet Software Download Tool"
program_icon_state = "generic"
extended_desc = "This program allows downloads of software from official NT repositories"
unsendable = 1
undeletable = 1
size = 4
requires_ntnet = 1
requires_ntnet_feature = NTNET_SOFTWAREDOWNLOAD
available_on_ntnet = 0
nanomodule_path = /datum/nano_module/program/computer_ntnetdownload/
ui_header = "downloader_finished.gif"
var/datum/computer_file/program/downloaded_file = null
var/hacked_download = 0
var/download_completion = 0 //GQ of downloaded data.
var/download_netspeed = 0
var/downloaderror = ""
/datum/computer_file/program/ntnetdownload/proc/begin_file_download(var/filename)
if(downloaded_file)
return 0
var/datum/computer_file/program/PRG = ntnet_global.find_ntnet_file_by_name(filename)
if(!PRG || !istype(PRG))
return 0
// Attempting to download antag only program, but without having emagged computer. No.
if(PRG.available_on_syndinet && !computer_emagged)
return 0
if(!computer || !computer.hard_drive || !computer.hard_drive.try_store_file(PRG))
return 0
ui_header = "downloader_running.gif"
if(PRG in ntnet_global.available_station_software)
generate_network_log("Began downloading file [PRG.filename].[PRG.filetype] from NTNet Software Repository.")
hacked_download = 0
else if(PRG in ntnet_global.available_antag_software)
generate_network_log("Began downloading file **ENCRYPTED**.[PRG.filetype] from unspecified server.")
hacked_download = 1
else
generate_network_log("Began downloading file [PRG.filename].[PRG.filetype] from unspecified server.")
hacked_download = 0
downloaded_file = PRG.clone()
/datum/computer_file/program/ntnetdownload/proc/abort_file_download()
if(!downloaded_file)
return
generate_network_log("Aborted download of file [hacked_download ? "**ENCRYPTED**" : downloaded_file.filename].[downloaded_file.filetype].")
downloaded_file = null
download_completion = 0
ui_header = "downloader_finished.gif"
/datum/computer_file/program/ntnetdownload/proc/complete_file_download()
if(!downloaded_file)
return
generate_network_log("Completed download of file [hacked_download ? "**ENCRYPTED**" : downloaded_file.filename].[downloaded_file.filetype].")
if(!computer || !computer.hard_drive || !computer.hard_drive.store_file(downloaded_file))
// The download failed
downloaderror = "I/O ERROR - Unable to save file. Check whether you have enough free space on your hard drive and whether your hard drive is properly connected. If the issue persists contact your system administrator for assistance."
downloaded_file = null
download_completion = 0
ui_header = "downloader_finished.gif"
/datum/computer_file/program/ntnetdownload/process_tick()
if(!downloaded_file)
return
if(download_completion >= downloaded_file.size)
complete_file_download()
// Download speed according to connectivity state. NTNet server is assumed to be on unlimited speed so we're limited by our local connectivity
download_netspeed = 0
// Speed defines are found in misc.dm
switch(ntnet_status)
if(1)
download_netspeed = NTNETSPEED_LOWSIGNAL
if(2)
download_netspeed = NTNETSPEED_HIGHSIGNAL
if(3)
download_netspeed = NTNETSPEED_ETHERNET
download_completion += download_netspeed
/datum/computer_file/program/ntnetdownload/Topic(href, href_list)
if(..())
return 1
if(href_list["PRG_downloadfile"])
if(!downloaded_file)
begin_file_download(href_list["PRG_downloadfile"])
return 1
if(href_list["PRG_reseterror"])
if(downloaderror)
download_completion = 0
download_netspeed = 0
downloaded_file = null
downloaderror = ""
return 1
return 0
/datum/nano_module/program/computer_ntnetdownload
name = "Network Downloader"
var/obj/item/modular_computer/my_computer = null
/datum/nano_module/program/computer_ntnetdownload/ui_interact(mob/user, ui_key = "main", var/datum/nanoui/ui = null, var/force_open = 1, var/datum/topic_state/state = default_state)
if(program)
my_computer = program.computer
if(!istype(my_computer))
return
var/list/data = list()
var/datum/computer_file/program/ntnetdownload/prog = program
// For now limited to execution by the downloader program
if(!prog || !istype(prog))
return
if(program)
data = program.get_header_data()
// This IF cuts on data transferred to client, so i guess it's worth it.
if(prog.downloaderror) // Download errored. Wait until user resets the program.
data["error"] = prog.downloaderror
else if(prog.downloaded_file) // Download running. Wait please..
data["downloadname"] = prog.downloaded_file.filename
data["downloaddesc"] = prog.downloaded_file.filedesc
data["downloadsize"] = prog.downloaded_file.size
data["downloadspeed"] = prog.download_netspeed
data["downloadcompletion"] = round(prog.download_completion, 0.1)
else // No download running, pick file.
data["disk_size"] = my_computer.hard_drive.max_capacity
data["disk_used"] = my_computer.hard_drive.used_capacity
var/list/all_entries[0]
for(var/datum/computer_file/program/P in ntnet_global.available_station_software)
// Only those programs our user can run will show in the list
if(!P.can_run(user))
continue
all_entries.Add(list(list(
"filename" = P.filename,
"filedesc" = P.filedesc,
"fileinfo" = P.extended_desc,
"size" = P.size
)))
data["hackedavailable"] = 0
if(prog.computer_emagged) // If we are running on emagged computer we have access to some "bonus" software
var/list/hacked_programs[0]
for(var/datum/computer_file/program/P in ntnet_global.available_antag_software)
data["hackedavailable"] = 1
hacked_programs.Add(list(list(
"filename" = P.filename,
"filedesc" = P.filedesc,
"fileinfo" = P.extended_desc,
"size" = P.size
)))
data["hacked_programs"] = hacked_programs
data["downloadable_programs"] = all_entries
ui = nanomanager.try_update_ui(user, src, ui_key, ui, data, force_open)
if (!ui)
ui = new(user, src, ui_key, "ntnet_downloader.tmpl", "NTNet Download Program", 575, 700, state = state)
ui.auto_update_layout = 1
ui.set_initial_data(data)
ui.open()
ui.set_auto_update(1)