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resources_server.lua
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resources_server.lua
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if not (hasObjectPermissionTo(resource, "general.ModifyOtherObjects")) then
return false;
end
local resourceData={};
local fsys;
local table = table;
local outputDebugString = outputDebugString;
local strsub = string.sub;
debug.sethook(nil);
-- Specialize for mods
if (createFilesystemInterface) then
fsys = createFilesystemInterface();
if (fsys) then
outputDebugString("GREEN Filesystem found! EXmode active.");
end
end
-- Internal API
local createFile;
local openFile;
local fexists;
if (fsys) then
local resRoot = fsys.createTranslator("mods/deathmatch/resources/");
local resource = resource;
local function ioResPath(path)
if (string.byte(path) == 58) then
return strsub(path, 2, #path);
end
return getResourceName( resource ) .. "/" .. path;
end
local function ioclass(ioptr)
local file = createClass();
function file.read(len)
return ioptr.read(len);
end
function file.readShort()
return ioptr.readShort();
end
function file.readInt()
return ioptr.readInt();
end
function file.readFloat()
return ioptr.readFloat();
end
function file.eof()
return ioptr.eof();
end
function file.size()
return ioptr.size();
end
function file.tell()
return ioptr.tell()
end
function file.seek(pos)
return ioptr.seek(pos, "set");
end
function file.write(buf)
return ioptr.write(buf);
end
function file.writeShort(num)
return ioptr.writeShort(num);
end
function file.writeInt(num)
return ioptr.writeInt(num);
end
function file.writeFloat(num)
return ioptr.writeFloat(num);
end
function file.destroy()
ioptr.destroy();
end
return file;
end
function openFile(path)
path = ioResPath(path);
if not (path) then return false; end;
local ioptr = resRoot.open(path, "rb+");
if not (ioptr) then return false; end;
return ioclass(ioptr);
end
function createFile(path)
path = ioResPath(path);
if not (path) then return false; end;
local ioptr = resRoot.open(path, "wb+");
if not (ioptr) then return false; end;
return ioclass(ioptr);
end
function fexists(path)
path = ioResPath(path);
if not (path) then return false; end;
return resRoot.exists(path);
end
else
local fileOpen = fileOpen;
local fileCreate = fileCreate;
local function ioclass(ioptr)
local file = createClass();
function file.read(len)
return fileRead(ioptr, len);
end
function file.readShort()
return littleendian.fileReadShort(ioptr);
end
function file.readInt()
return littleendian.fileReadInt(ioptr);
end
function file.readFloat()
return 0;
end
function file.eof()
return fileIsEOF(ioptr);
end
function file.size()
return fileGetSize(ioptr);
end
function file.tell()
return fileGetPos(ioptr);
end
function file.seek(pos)
return fileSetPos(ioptr, pos);
end
function file.write(buf)
return fileWrite(ioptr, buf);
end
function file.writeShort(num)
return littleendian.fileWriteShort(ioptr, num);
end
function file.writeInt(num)
return littleendian.fileWriteInt(ioptr, num);
end
function file.writeFloat(num)
return writeInt(0);
end
function file.destroy()
fileClose(ioptr);
end
return file;
end
function openFile(path)
local ioptr = fileOpen(path);
if not (ioptr) then return false; end;
return ioclass(ioptr);
end
function createFile(path)
local ioptr = fileCreate(path);
if not (ioptr) then return false; end;
return ioclass(ioptr);
end
fexists = fileExists;
end
function loadResource(pResource)
local resource = createClass({
resource = pResource,
name = getResourceName(pResource),
type = "",
author = "",
authorserial = "",
description = "",
realname = "",
files = {},
scripts = {},
maps = {}
});
function resource.getName()
return name;
end
function resource.addFile(src, type)
local pFile = getFileFromSource(src);
local path, isFile;
if not (type) then
type = "client";
end
if (pFile) then
return false;
end
path, isFile = fileParsePath(src);
if not (path) or not (isFile) then return false; end;
if not (fileExists(":" .. name .. "/" .. path)) then return false; end;
pFile = {
src = path,
type = type
};
table.insert(files, pFile);
return pFile, false;
end
function resource.addScript(src, type)
local script = getScriptFromSource(src);
local path, isFile;
if not (type) then return false; end;
if (script) then
return false;
end
path, isFile = fileParsePath(src);
if not (path) or not (isFile) then return false; end;
if not (fexists(":" .. name .. "/" .. path)) then return false; end;
script = {
src = path,
type = type,
lockClient = false,
session = false
};
function script.link(client, session)
if (script.lockClient) then return false; end;
script.lockClient = client;
script.session = session;
return true;
end
function script.unlink()
if (script.lockClient) then
script.lockClient = false;
script.session.destroy();
end
end
table.insert(scripts, script);
return script, false;
end
function resource.addMap(src)
local map, existed = addFile(src, "server");
if not (map) then return false; end;
if (existed) then
map = getMapFromSource(src);
if (map) then return map; end;
emoveFileFromSource(src);
map = addFile(src, "server");
end
table.insert(maps, map);
return map;
end
function resource.removeFileFromSource(src)
local m,n;
local path, isFile = fileParsePath(src);
if not (path) or not (isFile) then return false; end;
for m,n in ipairs(files) do
if (n.src == path) then
table.remove(files, m);
return true;
end
end
return false;
end
function resource.removeScriptFromSource(src)
local m,n;
local path, isFile = fileParsePath(src);
if not (path) or not (isFile) then return false; end;
for m,n in ipairs(scripts) do
if (n.src == path) then
table.remove(scripts, m);
return true;
end
end
return false;
end
function resource.getScriptFromSource(src)
local m,n;
local path, isFile = fileParsePath(src);
if not (path) or not (isFile) then return false; end;
for m,n in ipairs(scripts) do
if (n.src == path) then
return n;
end
end
return false;
end
function resource.getFileFromSource(src)
local m,n;
local path, isFile = fileParsePath(src);
if not (path) or not (isFile) then return false; end;
for m,n in ipairs(files) do
if (n.src == path) then
return n;
end
end
return false;
end
function resource.getMapFromSource(src)
local m,n;
local path, isFile = fileParsePath(src);
if not (path) or not (isFile) then return false; end;
for m,n in ipairs(maps) do
if (n.src == path) then
return n;
end
end
return false;
end
function resource.openFile(path)
return openFile(":" .. name .. "/" .. path);
end
function resource.createFile(path)
return createFile(":" .. name .. "/" .. path);
end
function resource.existsFile(path)
return fexists(":" .. name .. "/" .. path);
end
function resource.loadMeta()
-- Retrive files
local pMeta = xmlLoadFile(":" .. name .. "/meta.xml");
if not (pMeta) then return false; end;
active = true;
local pNodes = xmlNodeGetChildren(pMeta);
local m, n;
for m,n in ipairs(pNodes) do
local pName = xmlNodeGetName(n);
if (pName == "file") then
local src = xmlNodeGetAttribute(n, "src");
local path, isFile = fileParsePath(src);
if not (path) or not (isFile) then
outputDebugString("Illegal file source '" .. src .. " at '" .. name .. "'!", 1);
else
local type = xmlNodeGetAttribute(n, "type") or "client";
local file = getFileFromSource(path);
if (file) and (file.type == type) then
outputDebugString("Double file entry '" .. path .. "' found in '" .. name .. "'!", 1);
else
addFile(path, type);
end
end
elseif (pName == "config") then -- List them as files
local src = xmlNodeGetAttribute(n, "src");
local path, isFile = fileParsePath(src);
if not (path) or not (isFile) then
outputDebugString("Illegal file source '" .. src .. " at '" .. name .. "'!", 1);
else
local type = xmlNodeGetAttribute(n, "type") or "server";
local file = getFileFromSource(path);
if (file) and (file.type == type) then
outputDebugString("Double config entry '" .. path .. "' found in '" .. name .. "'!", 1);
else
addFile(path, type);
end
end
elseif (pName == "map") then
local src = xmlNodeGetAttribute(n, "src");
local path, isFile = fileParsePath(src);
if not (path) or not (isFile) then
outputDebugString("Illegal file source '" .. src .. " at '" .. name .. "'!", 1);
else
local file = getFileFromSource(path);
if (file) then
outputDebugString("Double map entry '" .. path .. "' found in '" .. name .. "'!", 1);
else
-- Maps are also files!
addMap(path);
end
end
elseif (pName == "script") then
local src = xmlNodeGetAttribute(n, "src");
local path, isFile = fileParsePath(src);
if not (path) or not (isFile) then
outputDebugString("Illegal file source '" .. src .. " at '" .. name .. "'!", 1);
else
local type = xmlNodeGetAttribute(n, "type") or "server";
local file = getScriptFromSource(path);
if (file) and ((file.type == type) or (file.type == "shared")) then
outputDebugString("Double script entry '" .. path .. "' found in '" .. name .. "'!", 1);
else
addScript(path, type);
end
end
elseif (pName == "info") then
-- Update general info
local _author = xmlNodeGetAttribute(n, "author");
if (_author) then
author = _author;
end
local _realname = xmlNodeGetAttribute(n, "name");
if (_realname) then
realname = _realname;
end
local desc = xmlNodeGetAttribute(n, "description");
if (desc) then
description = desc;
end
local ttype = xmlNodeGetAttribute(n, "type");
if (ttype) then
type = ttype;
end
local serial = xmlNodeGetAttribute(n, "authorserial");
if (serial) then
authorserial = serial;
end
end
end
xmlUnloadFile(pMeta);
return true;
end
if not (resource.loadMeta()) then
resource.active = false;
table.insert(resourceData, resource);
outputDebugString("Failed to load '" .. resource.getName() .. "'");
return false;
end
function resource.update()
local m,n;
-- We write it into the file
local xml = xmlLoadFile(":" .. name .. "/meta.xml");
if not (xml) then
-- Dont bother with bugged resources
active = false;
return false;
end
local children = xmlNodeGetChildren(xml);
for m,n in ipairs(children) do
local name = xmlNodeGetName(n);
if (name == "info") then
xmlNodeSetAttribute(n, "author", author);
xmlNodeSetAttribute(n, "description", description);
xmlNodeSetAttribute(n, "type", type);
xmlNodeSetAttribute(n, "name", realname);
end
end
xmlSaveFile(xml);
xmlUnloadFile(xml);
triggerClientEvent("onResourceDataUpdate", root, resource, false);
return true;
end
table.insert(resourceData, resource);
return resource;
end
-- Load up all resources
local m,n;
local bFailed=false;
for m,n in ipairs(getResources()) do
if not (loadResource(n)) then
bFailed=true;
end
end
outputDebugString("Loaded " .. #resourceData .. " resources!");
if (bFailed) then
outputDebugString("Some resources failed to load.", 2);
end
-- Specialize for mods
if (fsys) then
--local resRoot = fsys.createTranslator("mods/deathmatch/resources/");
--[[createThread(function()
local strsub = string.sub;
local function explodeDir()
local m,n;
for m,n in ipairs(resRoot.getDirs("")) do
local dir = resRoot.relPath(n);
if (string.byte(dir, 1) == 91) then
resRoot.chdir(dir);
explodeDir();
resRoot.chdir("../");
else
name = strsub(dir, 1, #dir - 1);
end
yield();
end
end
while (true) do
explodeDir();
coroutine.yield();
end
end
).sustime(16);]]
end
function searchResources(wildcard, callback)
local m,n;
for m,n in ipairs(resourceData) do
if (globmatch(n.getName(), wildcard)) then
callback(n);
end
end
end
function unlinkResourceFromRegistry(resource)
local m,n;
for m,n in ipairs(resourceData) do
if (n == resource) then
table.remove(resourceData, m);
return true;
end
end
return false;
end
function getResourceFromNameEx(name)
local m,n;
for m,n in ipairs(resourceData) do
if (n.name == name) then
return n;
end
end
return false;
end
function getElementResource(element)
while (true) do
element = getElementParent(element);
if (element == getRootElement()) then
return false;
elseif (getElementType(element) == "resource") then
local m,n;
local resources = getResources();
for m,n in ipairs(resources) do
if (getResourceRootElement(n) == element) then
return n;
end
end
return false;
end
end
end
function getElementResourceEx(element)
local resource = getElementResource(element);
local m,n;
for m,n in ipairs(resourceData) do
if (n.name == getResourceName(resource)) then
return n;
end
end
return false;
end
function isElementChildOf(element, parent)
while (element) do
element = getElementParent(element);
if (element == parent) then
return true;
elseif (element == root) then
return false;
end
end
end
function isClientAdmin(client)
return hasObjectPermissionTo(client, "general.ModifyOtherObjects");
end
function checkResourceAccess(client, resource)
-- We could be root admin.
if (isClientAdmin(client)) then
return true;
end
local pAccount = getPlayerAccount(client);
if not (pAccount) then return false; end;
local groups = aclGroupList();
local clientGroups = {};
local resourceGroups = {};
local m,n;
for m,n in ipairs(groups) do
local k,j;
local objects = aclGroupListObjects(n);
for k,j in ipairs(objects) do
if ("user." .. getAccountName(pAccount) == j) then
local a,b;
local acl=aclGroupListACL(n);
for a,b in ipairs(acl) do
table.insert(clientGroups, b);
end
elseif ("resource." .. getResourceName(resource) == j) then
local a,b;
local acl=aclGroupListACL(n);
for a,b in ipairs(acl) do
table.insert(resourceGroups, b);
end
end
end
end
-- Compare groups
for m,n in ipairs(resourceGroups) do
local k,j;
local bFound=false;
for k,j in ipairs(clientGroups) do
if (j==n) then
bFound=true;
break;
end
end
if not (bFound) then
return false;
end
end
return true;
end
function checkSpecialResourceAccess(client, resource)
return hasObjectPermissionTo(client, "general.ModifyOtherObjects");
end
function updateClientResourceData(client)
-- Send them our resourceData
local m,n;
-- Send silent updates
for m,n in ipairs(resourceData) do
triggerClientEvent(client, "onResourceDataUpdate", root, n, true);
end
return true;
end
addEvent("onClientResourceSystemReady", true);
addEventHandler("onClientResourceSystemReady", root, function()
updateClientResourceData(client);
end
);