Files
Aurora.3/code/modules/modular_computers/file_system/programs/ntdownloader.dm
NanakoAC 3bbdb9764b Downloader Program Improvements (#1389)
The downloader program will no longer show things you already have installed. Clears up some needless clutter, since theres never any reason to download something twice - you can make local copies on the hard drive.

Software lock now works. It didn't before. For the record i still dislike this feature but i fixed it anyway.
Added some information/error messages for when the download list is empty, to explain why
The footer with the version number is now fixed to the bottom of the window instead of floating up
Optimisation: Auto update is now disabled on the software selection menu and enabled when you're downloading something. Saves on needless processing.

Version number incremented
2017-01-04 03:40:45 +02:00

231 lines
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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/download_last_update = 0 // For tracking download rates and completion.
var/downloaderror = ""
var/downstream_variance = 0.1
/datum/computer_file/program/ntnetdownload/proc/begin_file_download(var/filename, var/user = null)
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) || computer.software_locked)
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()
if (user)
spawn()
ui_interact(user)
/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
download_last_update = 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
download_last_update = 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()
return
// 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
downstream_variance = 0.3
if(2)
download_netspeed = NTNETSPEED_HIGHSIGNAL
downstream_variance = 0.2
if(3)
download_netspeed = NTNETSPEED_ETHERNET
// We recovered connection or started a new download.
// So we don't have any bytes yet. We'll get them next time!
if (!download_last_update)
download_last_update = world.time
return
var/delta = ((rand() - 0.5) * 2) * downstream_variance * download_netspeed
//Download speed varies +/- 10% each proc. Adds a more realistic feel
download_netspeed += delta
download_netspeed = round(download_netspeed, 0.002)//3 decimal places
var/delta_seconds = (world.time - download_last_update) / 10
download_completion = min(download_completion + delta_seconds * download_netspeed, downloaded_file.size)
// No connection, so cancel the download.
// This is done at the end because of logic reasons.
// Trust me, it's fine. - Skull132
if (!download_netspeed)
download_last_update = 0
else
download_last_update = world.time
/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"], usr)
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..
if (ui)
ui.set_auto_update(1)
data["downloadname"] = prog.downloaded_file.filename
data["downloaddesc"] = prog.downloaded_file.filedesc
data["downloadsize"] = prog.downloaded_file.size
data["downloadspeed"] = prog.download_netspeed //Even if it does update every 2 seconds, this is bad coding on everyone's count. :ree:
data["downloadcompletion"] = round(prog.download_completion, 0.01)
else // No download running, pick file.
if (ui)
ui.set_auto_update(0)//No need for auto updating on the software menu
data["disk_size"] = my_computer.hard_drive.max_capacity
data["disk_used"] = my_computer.hard_drive.used_capacity
if(!my_computer.software_locked) //To lock installation of software on work computers until the IT Department is properly implemented
data += get_programlist(user)
else
data["downloadable_programs"] = list()
data["locked"] = 1
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)
/datum/nano_module/program/computer_ntnetdownload/proc/get_programlist(var/mob/user)
var/list/all_entries[0]
var/datum/computer_file/program/ntnetdownload/prog = program
var/list/data = list()
for(var/datum/computer_file/program/P in ntnet_global.available_station_software)
var/installed = 0
for(var/datum/computer_file/program/Q in program.holder.stored_files)
if (istype(P, Q.type))
installed = 1
break
if (!installed)
// Only those programs our user can run will show in the list
if(!P.can_download(user) && P.requires_access_to_download)
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)
var/installed = 0
for(var/datum/computer_file/program/Q in program.holder.stored_files)
if (istype(P, Q.type))
installed = 1
break
if (!installed)
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
return data