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Merge 7925fee26c into 12552f1c71

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muxueqz 3 weeks ago committed by GitHub
parent 12552f1c71 7925fee26c
commit 1661ef2282
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GPG Key ID: B5690EEEBB952194
1 changed files with 148 additions and 7 deletions
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155
frontend/ui/translator.lua
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@ -174,7 +174,8 @@ ALT_LANGUAGE_CODES["iw"] = "he"
local Translator = {
trans_servers = {
"https://translate.googleapis.com/",
-- "http://translate.google.cn",
"https://translate.google.cn",
"https://fanyi.youdao.com",
},
trans_path = "/translate_a/single",
trans_params = {
@ -206,10 +207,16 @@ local Translator = {
default_lang = "en",
}
local TRANS_FUNCS = {}
function Translator:getTransServer()
return G_reader_settings:readSetting("trans_server") or self.trans_servers[1]
end
function Translator:getTransFunc(server)
return TRANS_FUNCS[server] or Translator.loadPageByGoogle
end
function Translator:getLanguageName(lang, default_string)
if SUPPORTED_LANGUAGES[lang] then
return SUPPORTED_LANGUAGES[lang], true
@ -223,27 +230,38 @@ end
-- Will be called by ReaderHighlight to make it available in Reader menu
function Translator:genSettingsMenu()
local function genLanguagesItems(setting_name, default_checked_item)
local function genItems(items, setting_name, default_checked_item)
local items_table = {}
for lang_key, lang_name in ffiutil.orderedPairs(SUPPORTED_LANGUAGES) do
for key, value in ffiutil.orderedPairs(items) do
table.insert(items_table, {
text_func = function()
return T("%1 (%2)", lang_name, lang_key)
return T("%1 (%2)", value, key)
end,
checked_func = function()
if G_reader_settings:has(setting_name) then
return lang_key == G_reader_settings:readSetting(setting_name)
return key == G_reader_settings:readSetting(setting_name)
else
return lang_key == default_checked_item
return key == default_checked_item
end
end,
callback = function()
G_reader_settings:saveSetting(setting_name, lang_key)
G_reader_settings:saveSetting(setting_name, key)
end,
})
end
return items_table
end
local function genLanguagesItems(setting_name, default_checked_item)
return genItems(SUPPORTED_LANGUAGES, setting_name, default_checked_item)
end
local function genServersItems(setting_name, default_checked_item)
local servers = {}
for _, value in ipairs(self.trans_servers) do
servers[value] = ""
end
return genItems(servers, setting_name, default_checked_item)
end
return {
text = _("Translation settings"),
sub_item_table = {
@ -302,6 +320,14 @@ This is useful:
sub_item_table = genLanguagesItems("translator_to_language", self:getTargetLanguage()),
keep_menu_open = true,
},
{
text_func = function()
local value = self:getTransServer()
return T(_("Translation server: %1"), value)
end,
sub_item_table = genServersItems("trans_server", self:getTransServer()),
keep_menu_open = true,
},
},
}
end
@ -373,6 +399,120 @@ Returns decoded JSON table from translate server.
@treturn string result, or nil
--]]
function Translator:loadPage(text, target_lang, source_lang)
local trans_server = self:getTransServer()
local trans_func = self:getTransFunc(trans_server)
return trans_func(self, text, target_lang, source_lang)
end
local function http_request(s_url, method, headers, request)
local socket = require("socket")
local socketutil = require("socketutil")
local http = require("socket.http")
local ltn12 = require("ltn12")
local sink = {}
if request == nil then
request = {}
end
socketutil:set_timeout()
request["url"] = s_url
request["method"] = method
request["sink"] = ltn12.sink.table(sink)
request["headers"] = headers
http.TIMEOUT = 5
http.USERAGENT = "Mozilla/5.0 (X11; Linux i686 (x86_64)) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2950.0 Iron Safari/537.36"
local httpRequest = http.request
local code, response_headers, status = socket.skip(
1, httpRequest(request))
socketutil:reset_timeout()
if response_headers == nil then
return {
code = code,
response_headers = response_headers,
status = status,
response_body = nil
}
end
local xml = table.concat(sink)
return {
code = code,
response_headers = response_headers,
status = status,
response_body = xml
}
end
--[[--
Returns decoded JSON table from translate server.
@string text
@string target_lang
@string source_lang
@treturn string result, or nil
--]]
function Translator:loadPageByYoudao(text, target_lang, source_lang)
local ltn12 = require("ltn12")
local headers = {}
headers['content-type'] = 'application/x-www-form-urlencoded'
local query = string.format(
'from=%s&to=%s&i=%s&doctype=json&xmlVersion=1.4&keyfrom=fanyi.web&ue=UTF-8&typoResult=true&flag=false',
source_lang, target_lang, text)
logger.dbg("query", query)
headers["content-length"] = string.len(query)
local request = {
source = ltn12.source.string(query)
}
local s_url = "https://fanyi.youdao.com/translate?smartresult=dict&smartresult=rule&smartresult=ugc&sessionFrom=dict.top"
local resp = http_request(s_url, "POST", headers, request)
local ok, youdao_result = pcall(JSON.decode, resp.response_body, JSON.decode.simple)
if ok and youdao_result then
logger.dbg("translator json:", youdao_result)
else
logger.warn("translator error:", youdao_result)
end
local resultAlternative = {}
local translateResult = {}
for _, v1 in ipairs(youdao_result.translateResult) do
for _, v2 in ipairs(v1) do
table.insert(translateResult,
{ v2.tgt, v2.src }
)
table.insert(resultAlternative,
{
[1] = v2.src,
[3] = {
[1] = {
[1] = v2.tgt,
[2] = 0,
}
}
})
end
end
local resultAsGoogleTranslate = {}
resultAsGoogleTranslate[1] = translateResult
resultAsGoogleTranslate[6] = resultAlternative
logger.dbg("translator json as google translate format:", resultAsGoogleTranslate)
return resultAsGoogleTranslate
end
TRANS_FUNCS["https://fanyi.youdao.com"] = Translator.loadPageByYoudao
--[[--
Returns decoded JSON table from translate server.
@string text
@string target_lang
@string source_lang
@treturn string result, or nil
--]]
function Translator:loadPageByGoogle(text, target_lang, source_lang)
local socket = require("socket")
local socketutil = require("socketutil")
local url = require("socket.url")
@ -437,6 +577,7 @@ function Translator:loadPage(text, target_lang, source_lang)
logger.warn("not JSON in translator response:", content)
end
end
-- The JSON result is a list of 9 to 15 items:
-- 1: translation
-- 2: all-translations

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