use canonical_name if it is available; report error when trying to send mail to non-existent players

This commit is contained in:
flux 2023-02-23 13:41:41 -08:00
parent 43bf5b9a6f
commit f7a7ef361a
No known key found for this signature in database
GPG Key ID: 9333B27816848A15
5 changed files with 83 additions and 72 deletions

107
api.lua
View File

@ -1,5 +1,7 @@
-- see: mail.md
local f = string.format
mail.registered_on_receives = {}
function mail.register_on_receive(func)
mail.registered_on_receives[#mail.registered_on_receives + 1] = func
@ -15,101 +17,96 @@ see: "Mail format" api.md
TODO: refactor this garbage code!
--]]
function mail.send(src, dst, subject, body)
function mail.send(...)
-- figure out format
local m
if dst == nil and subject == nil and body == nil then
-- new format (one object param)
m = src
if #{...} == 1 then
-- new format (one table param)
m = ...
-- populate "to" field
m.to = m.to or m.dst
-- populate "from" field
m.from = m.from or m.src
else
-- old format
m = {}
m.from = src
m.to = dst
m.subject = subject
m.body = body
end
if m.dst and not m.to then
-- populate "to" field
m.to = m.dst
end
if m.src and not m.from then
-- populate "from" field
m.from = m.src
m.from, m.to, m.subject, m.body = ...
end
-- sane default values
m.subject = m.subject or ""
m.body = m.body or ""
local cc
local bcc
local extra
-- log mail send action
if m.cc or m.bcc then
if m.cc then
cc = "CC: " .. m.cc
if m.bcc then
cc = cc .. " - "
if m.subject == "" then
m.subject = "(No subject)"
end
else
cc = ""
if string.len(m.subject) > 30 then
m.subject = string.sub(m.subject,1,27) .. "..."
end
if m.bcc then
bcc = "BCC: " .. m.bcc
else
bcc = ""
end
extra = " (" .. cc .. bcc .. ")"
else
extra = ""
end
minetest.log("action", "[mail] '" .. m.from .. "' sends mail to '" .. m.to .. "'" ..
extra .. "' with subject '" .. m.subject .. "' and body: '" .. m.body .. "'")
-- normalize to, cc and bcc while compiling a list of all recipients
local recipients = {}
m.to = mail.normalize_players_and_add_recipients(m.to, recipients)
local undeliverable = {}
m.to = mail.normalize_players_and_add_recipients(m.to, recipients, undeliverable)
if m.cc then
m.cc = mail.normalize_players_and_add_recipients(m.cc, recipients)
m.cc = mail.normalize_players_and_add_recipients(m.cc, recipients, undeliverable)
end
if m.bcc then
m.bcc = mail.normalize_players_and_add_recipients(m.bcc, recipients)
m.bcc = mail.normalize_players_and_add_recipients(m.bcc, recipients, undeliverable)
end
if next(undeliverable) then -- table is not empty
local undeliverable_names = {}
for name in pairs(undeliverable) do
undeliverable_names[#undeliverable_names + 1] = '"' .. name .. '"'
end
return f("recipients %s don't exist; cannot send mail.",
table.concat(undeliverable_names, ", ")
)
end
local extra = {}
local extra_log
if m.cc then
table.insert(extra, "CC: " .. m.cc)
end
if m.bcc then
table.insert(extra, "BCC: " .. m.bcc)
end
if #extra > 0 then
extra_log = f(" (%s)", table.concat(extra, " - "))
else
extra_log = ""
end
minetest.log("action", f("[mail] %q send mail to %q%s with subject %q and body %q",
m.from, m.to, extra_log, m.subject, m.body
))
-- form the actual mail
local msg = {
unread = true,
sender = m.from,
to = m.to,
cc = m.cc,
subject = m.subject,
body = m.body,
time = os.time(),
}
if m.cc then
msg.cc = m.cc
end
-- send the mail to all recipients
for _, recipient in pairs(recipients) do
for recipient in pairs(recipients) do
local messages = mail.getMessages(recipient)
table.insert(messages, 1, msg)
mail.setMessages(recipient, messages)
end
-- notify recipients that happen to be online
local mail_alert = f(mail.receive_mail_message, m.from, m.subject)
for _, player in ipairs(minetest.get_connected_players()) do
local name = player:get_player_name()
if recipients[string.lower(name)] ~= nil then
if m.subject == "" then m.subject = "(No subject)" end
if string.len(m.subject) > 30 then
m.subject = string.sub(m.subject,1,27) .. "..."
end
minetest.chat_send_player(name,
string.format(mail.receive_mail_message, m.from, m.subject))
if recipients[name] then
minetest.chat_send_player(name, mail_alert)
end
end

6
api.md
View File

@ -35,12 +35,13 @@ mail = {
## Sending mail
Old variant (pre-1.1)
```lua
mail.send("source name", "destination name", "subject line", "mail body")
local error = mail.send("source name", "destination name", "subject line", "mail body")
-- error will contain an error message if mail couldn't be delivered, otherwise nil
```
New variant (1.1+)
```lua
mail.send({
local error = mail.send({
from = "sender name",
to = "destination name",
cc = "carbon copy",
@ -48,6 +49,7 @@ mail.send({
subject = "subject line",
body = "mail body"
})
-- error will contain an error message if mail couldn't be delivered, otherwise nil
```
# Hooks

View File

@ -464,7 +464,7 @@ function mail.handle_receivefields(player, formname, fields)
elseif formname == "mail:compose" then
local name = player:get_player_name()
if fields.send then
mail.send({
local error = mail.send({
from = name,
to = fields.to,
cc = fields.cc,
@ -472,6 +472,11 @@ function mail.handle_receivefields(player, formname, fields)
subject = fields.subject,
body = fields.body,
})
if error then
minetest.chat_send_player(name, error)
return
end
local contacts = mail.getContacts(name)
local recipients = mail.parse_player_list(fields.to)
local changed = false

View File

@ -1,3 +1,3 @@
name = mail
description = ingame mail-system
optional_depends = unified_inventory,default,mtt
optional_depends = canonical_name,default,mtt,unified_inventory

View File

@ -1,18 +1,21 @@
local has_canonical_name = minetest.get_modpath("canonical_name")
--[[
return the field normalized (comma separated, single space)
and add individual player names to recipient list
--]]
function mail.normalize_players_and_add_recipients(field, recipients)
function mail.normalize_players_and_add_recipients(field, recipients, undeliverable)
local order = mail.parse_player_list(field)
for _, c in ipairs(order) do
if recipients[string.lower(c)] == nil then
recipients[string.lower(c)] = c
for _, player_name in ipairs(order) do
if not minetest.player_exists(player_name) then
undeliverable[player_name] = true
else
recipients[player_name] = true
end
end
return mail.concat_player_list(order)
end
function mail.parse_player_list(field)
if not field then
return {}
@ -24,10 +27,15 @@ function mail.parse_player_list(field)
-- get individual players
local player_set = {}
local order = {}
field:gsub(pattern, function(c)
if player_set[string.lower(c)] == nil then
player_set[string.lower(c)] = c
order[#order+1] = c
field:gsub(pattern, function(player_name)
local lower = string.lower(player_name)
if not player_set[lower] then
if has_canonical_name then
player_name = canonical_name.get(player_name) or player_name
end
player_set[lower] = player_name
order[#order+1] = player_name
end
end)
@ -44,15 +52,14 @@ function mail.player_in_list(name, list)
if type(list) == "string" then
list = mail.parse_player_list(list)
end
for _, c in pairs(list) do
if name == c then
for _, player_name in pairs(list) do
if name == player_name then
return true
end
end
return false
end
function mail.ensure_new_format(message, name)
if message.to == nil then
message.to = name