forked from Aurorastation/Aurora.3
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server_greeting.dm
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/
server_greeting.dm
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/*
* Server greeting datum.
* Contains the following information:
* - hashes for the message of the day and staff memos
* - the current message of the day and staff memos
* - the fully parsed welcome screen HTML data
*
* #TODO_LATER: Update this to be reliant on the game, and not an HTML template, whenever we update to TGui. Less hacks involved, then.
*/
#define MEMOFILE "data/greeting.sav"
#define OUTDATED_MOTD 1
#define OUTDATED_MEMO 2
#define OUTDATED_NOTE 4
#define JS_SANITIZE(msg) list2params(list(json_encode(msg)))
/datum/server_greeting
// Hashes to figure out if we need to display the greeting message.
// These correspond to motd_hash and memo_hash on /datum/preferences for each client.
var/motd_hash = ""
var/memo_hash = ""
// The stored strings of general subcomponents.
var/motd = "<center>No new announcements to showcase.</center>"
var/memo_list[] = list()
var/memo = "<center>No memos have been posted.</center>"
// Cached outdated information.
var/list/client_cache = list()
/datum/server_greeting/New()
..()
load_from_file()
/*
* Populates variables from save file, and loads the raw HTML data.
* Needs to be called at least once for successful initialization.
*/
/datum/server_greeting/proc/load_from_file()
var/savefile/F = new(MEMOFILE)
if (F)
if (F["motd"])
F["motd"] >> motd
if (!config.use_discord_pins)
if (F["memo"])
F["memo"] >> memo_list
update_data()
/*
* A helper to regenerate the hashes for all data fields.
* As well as to reparse the staff memo list.
* Separated for the sake of avoiding the duplication of code.
*/
/datum/server_greeting/proc/update_data()
if (motd)
motd_hash = md5(motd)
else
motd = initial(motd)
motd_hash = ""
if (!config.use_discord_pins)
// The initialization of memos in case use_discord_pins == 1 is done in discord_bot.dm
// Primary reason is to avoid null references when the bot isn't created yet.
if (memo_list.len)
memo = ""
for (var/ckey in memo_list)
var/data = {"<p><b>[ckey]</b> wrote on [memo_list[ckey]["date"]]:<br>
[memo_list[ckey]["content"]]</p>"}
memo += data
memo_hash = md5(memo)
else
memo = initial(memo)
memo_hash = ""
/datum/server_greeting/proc/update_pins()
var/list/temp_list = discord_bot.retreive_pins()
// A is a number in a string form
// temp_list[A] is a list of lists.
for (var/A in temp_list)
var/list/memos = temp_list[A]
var/flag = text2num(A)
memo_list += new /datum/memo_datum(memos, flag)
/*
* Helper to update the MoTD or memo contents.
* Args:
* - var/change string
* - var/new_value mixed
* Returns:
* - 1 upon success
* - 0 upon failure
*/
/datum/server_greeting/proc/update_value(var/change, var/new_value)
if (!change || !new_value)
return 0
switch (change)
if ("motd")
motd = new_value
if ("memo_write")
if (config.use_discord_pins)
return 0
memo_list[new_value[1]] = list("date" = time2text(world.realtime, "DD-MMM-YYYY"), "content" = new_value[2])
if ("memo_delete")
if (config.use_discord_pins)
return 0
if (memo_list[new_value])
memo_list -= new_value
else
return 0
else
return 0
var/savefile/F = new(MEMOFILE)
F["motd"] << motd
F["memo"] << memo_list
update_data()
return 1
/*
* Helper proc to determine whether or not we need to show the greeting window to a user.
* Args:
* - var/user client
* Returns:
* - int
*/
/datum/server_greeting/proc/find_outdated_info(var/client/user, var/force_eval = 0)
if (!user || !user.prefs)
return 0
if (!force_eval && !isnull(client_cache[user]))
return client_cache[user]
var/outdated_info = 0
if (motd_hash && user.prefs.motd_hash != motd_hash)
outdated_info |= OUTDATED_MOTD
if (user.holder && user.prefs.memo_hash != get_memo_hash(user))
outdated_info |= OUTDATED_MEMO
if (user.prefs.notifications.len)
outdated_info |= OUTDATED_NOTE
client_cache[user] = outdated_info
return outdated_info
/*
* A proc used to open the server greeting window for a user.
* Args:
* - var/user client
* - var/outdated_info int
*/
/datum/server_greeting/proc/display_to_client(var/client/user)
if (!user)
return
user.info_sent = 0
// Make sure the user has the welcome screen assets.
var/datum/asset/welcome = get_asset_datum(/datum/asset/simple/misc)
welcome.send(user)
user << browse('html/templates/welcome_screen.html', "window=greeting;size=800x500")
/*
* A proc used to close the server greeting window for a user.
* Args:
* - var/user client
* - var/reason text
*/
/datum/server_greeting/proc/close_window(var/client/user, var/reason)
if (!user)
return
if (reason)
to_chat(user, span("notice", reason))
user << browse(null, "window=greeting")
/*
* Sends data to the JS controllers used in the server greeting.
* Also updates the user's preferences, if any of the hashes were out of date.
* Args:
* - var/user client
* - var/outdated_info int
*/
/datum/server_greeting/proc/send_to_javascript(var/client/user)
if (!user)
return
// This is fine now, because it uses cached information.
var/outdated_info = server_greeting.find_outdated_info(user)
var/list/data = list("div" = "", "content" = "", "update" = 1, "changeHash" = null)
if (outdated_info & OUTDATED_NOTE)
send_output(user, "#note-placeholder", "greeting.browser:RemoveElement")
data["div"] = "#note"
data["update"] = 1
for (var/datum/client_notification/a in user.prefs.notifications)
data["content"] = a.get_html()
send_output(user, JS_SANITIZE(data), "greeting.browser:AddContent")
if (!user.holder)
send_output(user, "#memo-tab", "greeting.browser:RemoveElement")
else
if (outdated_info & OUTDATED_MEMO)
data["update"] = 1
data["changeHash"] = get_memo_hash(user)
else
data["update"] = 0
data["changeHash"] = null
data["div"] = "#memo"
data["content"] = get_memo_content(user)
send_output(user, JS_SANITIZE(data), "greeting.browser:AddContent")
if (outdated_info & OUTDATED_MOTD)
data["update"] = 1
data["changeHash"] = motd_hash
else
data["update"] = 0
data["changeHash"] = null
data["div"] = "#motd"
data["content"] = motd
send_output(user, JS_SANITIZE(data), "greeting.browser:AddContent")
data["div"] = "#testmerges"
data["content"] = revdata.greeting_info
if (revdata.test_merges.len)
data["update"] = 1
else
data["update"] = 0
data["changeHash"] = null
send_output(user, JS_SANITIZE(data), "greeting.browser:AddContent")
/*
* Basically the Topic proc for the greeting datum.
*/
/datum/server_greeting/proc/handle_call(var/href_list, var/client/C)
if (!href_list || !href_list["command"] || !C)
return
switch (href_list["command"])
if ("request_data")
send_to_javascript(C)
/*
* Gets the appropriate memo hash for the memo system in use.
* Args:
* - var/C client
* Returns:
* - string
*/
/datum/server_greeting/proc/get_memo_hash(var/client/C)
if (!C || !C.holder)
return ""
if (!config.use_discord_pins)
return memo_hash
var/joint_checksum = ""
for (var/A in memo_list)
var/datum/memo_datum/memo = A
if (C.holder.rights & memo.flag)
joint_checksum += memo.hash
return md5(joint_checksum)
/*
* Gets the appropriate memo content for the memo system in use.
* Args:
* - var/C client
* Returns:
* - string if old memo system is used (config.use_discord_pins = 0)
* - list of strings if new memo system is used
*/
/datum/server_greeting/proc/get_memo_content(var/client/C)
if (!C || !C.holder)
return ""
if (!config.use_discord_pins)
return memo
var/list/content = list()
for (var/A in memo_list)
var/datum/memo_datum/memo = A
if (C.holder.rights & memo.flag)
content += memo.contents
return content
/datum/memo_datum
var/contents
var/hash
var/flag
/datum/memo_datum/New(var/list/input = list(), var/_flag)
flag = _flag
// Yes. This is an unfortunately acceptable way of doing it.
// Why? Because you cannot use numbers as indexes in an assoc list without fucking DM.
var/static/list/flags_to_divs = list("[R_ADMIN]" = "danger",
"[R_MOD]" = "warning",
"[(R_MOD|R_ADMIN)]" = "warning",
"[R_CCIAA]" = "info",
"[R_DEV]" = "info")
if (input.len)
contents = "<div class='alert alert-[flags_to_divs["[flag]"]]'>"
for (var/i = 1, i <= input.len, i++)
contents += "<b>[input[i]["author"]]</b> wrote:<br>[nl2br(input[i]["content"])]"
if (i < input.len)
contents += "<hr></hr>"
contents += "</div>"
else
contents = ""
hash = md5(contents)
#undef OUTDATED_NOTE
#undef OUTDATED_MEMO
#undef OUTDATED_MOTD
#undef MEMOFILE
#undef JS_SANITIZE