Files
Bubberstation/code/modules/modular_computers/computers/item/computer_files.dm
MrMelbert 74b92c63de Adds cool sword mouse cursor maintenance pda app (#84337)
## About The Pull Request

Adds a maintenance disk that makes your PDA turn your mouse cursor into
a cool sword when it's worn in your ID slot


https://github.com/tgstation/tgstation/assets/51863163/ae5c50a1-e6fd-40bb-8957-4af2f6618cba

## Why It's Good For The Game

I saw a discord comment about this and it made me laugh.

## Changelog

🆑 Melberte
add: Cool Sword Cursor Maintenance App
/🆑
2024-06-26 23:49:49 -04:00

109 lines
3.4 KiB
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/**
* store_file
*
* Adds an already initialized file to the computer, checking if one already exists.
* Returns TRUE if successfully stored, FALSE otherwise.
*/
/obj/item/modular_computer/proc/store_file(datum/computer_file/file_storing)
if(!file_storing || !istype(file_storing))
return FALSE
if(!can_store_file(file_storing))
return FALSE
// This file is already stored. Don't store it again.
if(file_storing in stored_files)
return FALSE
file_storing.computer = src
used_capacity += file_storing.size
SEND_SIGNAL(file_storing, COMSIG_COMPUTER_FILE_STORE, src)
SEND_SIGNAL(src, COMSIG_MODULAR_COMPUTER_FILE_STORE, file_storing)
return TRUE
/**
* remove_file
*
* Removes a given file from the computer, if possible.
* Properly checking if the file even exists and is in the computer.
* Returns TRUE if successfully completed, FALSE otherwise
*/
/obj/item/modular_computer/proc/remove_file(datum/computer_file/file_removing)
if(!file_removing || !istype(file_removing))
return FALSE
if(!(file_removing in stored_files))
return FALSE
if(istype(file_removing, /datum/computer_file/program))
var/datum/computer_file/program/program_file = file_removing
program_file.kill_program()
stored_files.Remove(file_removing)
used_capacity -= file_removing.size
SEND_SIGNAL(src, COMSIG_MODULAR_COMPUTER_FILE_DELETE, file_removing)
SEND_SIGNAL(file_removing, COMSIG_COMPUTER_FILE_DELETE, src)
qdel(file_removing)
return TRUE
/**
* can_store_file
*
* Checks if a computer can store a file, as computers can only store unique files.
* returns TRUE if possible, FALSE otherwise.
*/
/obj/item/modular_computer/proc/can_store_file(datum/computer_file/file)
if(!file || !istype(file))
return FALSE
if(file in stored_files)
return FALSE
if(find_file_by_name(file.filename))
return FALSE
// In the unlikely event someone manages to create that many files.
// BYOND is acting weird with numbers above 999 in loops (infinite loop prevention)
if(stored_files.len >= 999)
return FALSE
if((used_capacity + file.size) > max_capacity)
return FALSE
if(!file.can_store_file(src))
return FALSE
return TRUE
/**
* find_file_by_name
*
* Will check all applications in a tablet for files and, if they have \
* the same filename (disregarding extension), will return it.
* If a computer disk is passed instead, it will check the disk over the computer.
*/
/obj/item/modular_computer/proc/find_file_by_name(filename, obj/item/computer_disk/target_disk)
if(!istext(filename))
return null
if(isnull(target_disk))
for(var/datum/computer_file/file as anything in stored_files)
if(file.filename == filename)
return file
else
for(var/datum/computer_file/file as anything in target_disk.stored_files)
if(file.filename == filename)
return file
return null
/**
* find_file_by_uid
*
* Will check all files in this computer and returns the file with the matching uid.
* A file's uid is always unique to them, so this proc is sometimes preferable over find_file_by_name.
* If a computer disk is passed instead, it will check the disk over the computer.
*/
/obj/item/modular_computer/proc/find_file_by_uid(uid, obj/item/computer_disk/target_disk)
if(!isnum(uid))
return null
if(isnull(target_disk))
for(var/datum/computer_file/file as anything in stored_files)
if(file.uid == uid)
return file
else
for(var/datum/computer_file/file as anything in target_disk.stored_files)
if(file.uid == uid)
return file
return null