matcher -> core

1 files changed, 177 insertions, 0 deletions

diff --git a/server/src/core/library.lua b/server/src/core/library.lua
new file mode 100644
index 00000000..b268b368
--- /dev/null
+++ b/server/src/core/library.lua
@@ -0,0 +1,177 @@
+local lni = require 'lni'
+local fs = require 'bee.filesystem'
+
+local function mergeEnum(lib, locale)
+    if not lib or not locale then
+        return
+    end
+    local pack = {}
+    for _, enum in ipairs(lib) do
+        if enum.enum then
+            pack[enum.enum] = enum
+        end
+        if enum.code then
+            pack[enum.code] = enum
+        end
+    end
+    for _, enum in ipairs(locale) do
+        if pack[enum.enum] then
+            if enum.description then
+                pack[enum.enum].description = enum.description
+            end
+        end
+        if pack[enum.code] then
+            if enum.description then
+                pack[enum.code].description = enum.description
+            end
+        end
+    end
+end
+
+local function mergeField(lib, locale)
+    if not lib or not locale then
+        return
+    end
+    local pack = {}
+    for _, field in ipairs(lib) do
+        if field.field then
+            pack[field.field] = field
+        end
+    end
+    for _, field in ipairs(locale) do
+        if pack[field.field] then
+            if field.description then
+                pack[field.field].description = field.description
+            end
+        end
+    end
+end
+
+local function mergeLocale(libs, locale)
+    if not libs or not locale then
+        return
+    end
+    for name in pairs(locale) do
+        if libs[name] then
+            if locale[name].description then
+                libs[name].description = locale[name].description
+            end
+            mergeEnum(libs[name].enums, locale[name].enums)
+            mergeField(libs[name].fields, locale[name].fields)
+        end
+    end
+end
+
+local function mergeSource(alllibs, name, lib)
+    if not lib.source then
+        alllibs.global[name] = lib
+        return
+    end
+    for _, source in ipairs(lib.source) do
+        local sourceName = source.name or name
+        if source.type == 'global' then
+            alllibs.global[sourceName] = lib
+        elseif source.type == 'library' then
+            alllibs.library[sourceName] = lib
+        elseif source.type == 'object' then
+            alllibs.object[sourceName] = lib
+        end
+    end
+end
+
+local function copy(t)
+    local new = {}
+    for k, v in pairs(t) do
+        new[k] = v
+    end
+    return new
+end
+
+local function insert(tbl, name, key, value)
+    if not name or not key then
+        return
+    end
+    if not tbl[name] then
+        tbl[name] = {
+            type = name,
+            name = name,
+            child = {},
+        }
+    end
+    tbl[name].child[key] = copy(value)
+end
+
+local function mergeParent(alllibs, name, lib)
+    for _, parent in ipairs(lib.parent) do
+        if parent.type == 'global' then
+            insert(alllibs.global,  parent.name, name, lib)
+        elseif parent.type == 'library' then
+            insert(alllibs.library, parent.name, name, lib)
+        elseif parent.type == 'object' then
+            insert(alllibs.object,  parent.name, name, lib)
+        end
+    end
+end
+
+local function mergeLibs(alllibs, libs)
+    if not libs then
+        return
+    end
+    for _, lib in pairs(libs) do
+        if lib.parent then
+            mergeParent(alllibs, lib.name, lib)
+        else
+            mergeSource(alllibs, lib.name, lib)
+        end
+    end
+end
+
+local function loadLocale(language, relative)
+    local localePath = ROOT / 'locale' / language / relative
+    local localeBuf = io.load(localePath)
+    if localeBuf then
+        local locale = table.container()
+        xpcall(lni.classics, log.error, localeBuf, localePath:string(), {locale})
+        return locale
+    end
+    return nil
+end
+
+local function fix(libs)
+    for name, lib in pairs(libs) do
+        lib.name = lib.name or name
+        lib.child = {}
+    end
+end
+
+local function init()
+    local lang = require 'language'
+    local id = lang.id
+    local alllibs = {
+        global  = table.container(),
+        library = table.container(),
+        object  = table.container(),
+    }
+    for path in io.scan(ROOT / 'libs') do
+        local libs
+        local buf = io.load(path)
+        if buf then
+            libs = table.container()
+            xpcall(lni.classics, log.error, buf, path:string(), {libs})
+            fix(libs)
+        end
+        local relative = fs.relative(path, ROOT)
+
+        local locale = loadLocale('en-US', relative)
+        mergeLocale(libs, locale)
+        if id ~= 'en-US' then
+            locale = loadLocale(id, relative)
+            mergeLocale(libs, locale)
+        end
+        mergeLibs(alllibs, libs)
+    end
+
+    return alllibs
+end
+
+return init()