source: code/trunk/cmd/simplytranslate/main.go@ 53

Last change on this file since 53 was 53, checked in by yakumo.izuru, 20 months ago

構成ファイルのサポートを有効にし、組み込みの静的レンダラーの問題を修正しました

Signed-off-by: Izuru Yakumo <yakumo.izuru@…>
File size: 6.1 KB
Line 
1package main
2
3import (
4 "bytes"
5 "net/http"
6 "net/url"
7 "time"
8 "flag"
9
10 "git.chaotic.ninja/yakumo.izuru/simplytranslate/engines"
11 "github.com/gofiber/fiber/v2"
12 "github.com/gofiber/template/html/v2"
13 "gopkg.in/ini.v1"
14)
15
16var conf struct {
17 listen string
18 staticpath string
19 tmplpath string
20}
21func readConf(file string) error {
22 cfg, err := ini.Load(file)
23 if err != nil {
24 return err
25 }
26 conf.listen = cfg.Section("").Key("listen").String()
27 conf.staticpath = cfg.Section("").Key("rootdir").String()
28 conf.tmplpath = cfg.Section("").Key("tmplpath").String()
29
30 return nil
31}
32func main() {
33 var configfile string
34 flag.StringVar(&configfile, "f", "", "Configuration file")
35 flag.Parse()
36
37 if configfile != "" {
38 readConf(configfile)
39 }
40
41 conf.listen = "127.0.0.1:5000"
42 conf.staticpath = "./static"
43 conf.tmplpath = "./views"
44
45 engine := html.New(conf.tmplpath, ".html")
46 engine.AddFunc("inc", func(i int) int { return i + 1 })
47
48 app := fiber.New(fiber.Config{
49 Views: engine,
50 })
51
52 app.All("/", func(c *fiber.Ctx) error {
53 engine := c.Cookies("engine")
54 if c.Query("engine") != "" {
55 engine = c.Query("engine")
56 }
57 if _, ok := engines.Engines[engine]; !ok {
58 engine = "google"
59 }
60 targetLanguages, err := engines.Engines[engine].TargetLanguages()
61 if err != nil {
62 return c.SendStatus(500)
63 }
64 sourceLanguages, err := engines.Engines[engine].SourceLanguages()
65 if err != nil {
66 return c.SendStatus(500)
67 }
68 originalText := ""
69 translatedText := ""
70 from := ""
71 to := ""
72 ttsFrom := ""
73 ttsTo := ""
74 sourceLanguage := ""
75
76 var translation engines.TranslationResult
77 if c.Method() == "POST" {
78 from = c.FormValue("from")
79 to = c.FormValue("to")
80 originalText = c.FormValue("text")
81 if result, err := engines.Engines[engine].Translate(originalText, from, to); err != nil {
82 return c.SendStatus(500)
83 } else {
84 translatedText = result.TranslatedText
85 translation = result
86 sourceLanguage = result.SourceLanguage
87 }
88
89 ttsFromURL, _ := url.Parse("api/tts")
90 fromQuery := url.Values{}
91 fromQuery.Add("lang", from)
92 fromQuery.Add("text", originalText)
93 ttsFromURL.RawQuery = fromQuery.Encode()
94 ttsFrom = ttsFromURL.String()
95
96 ttsToURL, _ := url.Parse("api/tts")
97 toQuery := url.Values{}
98 toQuery.Add("lang", to)
99 toQuery.Add("text", translatedText)
100 ttsToURL.RawQuery = toQuery.Encode()
101 ttsTo = ttsToURL.String()
102
103 fromCookie := new(fiber.Cookie)
104 fromCookie.Name = "from"
105 fromCookie.Value = from
106 fromCookie.Expires = time.Now().Add(time.Hour * 24 * 365)
107 c.Cookie(fromCookie)
108
109 toCookie := new(fiber.Cookie)
110 toCookie.Name = "to"
111 toCookie.Value = to
112 toCookie.Expires = time.Now().Add(time.Hour * 24 * 365)
113 c.Cookie(toCookie)
114
115 engineCookie := new(fiber.Cookie)
116 engineCookie.Name = "engine"
117 engineCookie.Value = engine
118 engineCookie.Expires = time.Now().Add(time.Hour * 24 * 365)
119 c.Cookie(engineCookie)
120 } else if c.Method() == "GET" {
121 from = c.Cookies("from")
122 to = c.Cookies("to")
123 } else {
124 return c.SendStatus(400)
125 }
126
127 if from == "" {
128 from = "auto"
129 }
130
131 enginesNames := map[string]string{}
132 for k, v := range engines.Engines {
133 enginesNames[k] = v.DisplayName()
134 }
135
136 return c.Render("index", fiber.Map{
137 "Engine": engine,
138 "enginesNames": enginesNames,
139 "SourceLanguages": sourceLanguages,
140 "TargetLanguages": targetLanguages,
141 "OriginalText": originalText,
142 "Translation": translation,
143 "From": from,
144 "To": to,
145 "TtsFrom": ttsFrom,
146 "TtsTo": ttsTo,
147 "SourceLanguage": sourceLanguage,
148 })
149 })
150
151 app.All("/api/translate", func(c *fiber.Ctx) error {
152 from := ""
153 to := ""
154 engine := ""
155 text := ""
156 if c.Method() == "GET" {
157 engine = c.Query("engine")
158 text = c.Query("text")
159 from = c.Query("from")
160 to = c.Query("to")
161 } else if c.Method() == "POST" {
162 engine = c.FormValue("engine")
163 text = c.FormValue("text")
164 from = c.FormValue("from")
165 to = c.FormValue("to")
166 } else {
167 return c.SendStatus(400)
168 }
169 if _, ok := engines.Engines[engine]; !ok || engine == "" {
170 engine = "google"
171 }
172 if to == "" {
173 return c.SendStatus(400)
174 }
175 if result, err := engines.Engines[engine].Translate(text, from, to); err != nil {
176 return c.SendStatus(500)
177 } else {
178 return c.JSON(result)
179 }
180 })
181
182 app.Get("/api/source_languages", func(c *fiber.Ctx) error {
183 engine := c.Query("engine")
184 if _, ok := engines.Engines[engine]; !ok || engine == "" {
185 engine = "google"
186 }
187 if result, err := engines.Engines[engine].SourceLanguages(); err != nil {
188 return c.SendStatus(500)
189 } else {
190 return c.JSON(result)
191 }
192 })
193
194 app.Get("/api/target_languages", func(c *fiber.Ctx) error {
195 engine := c.Query("engine")
196 if _, ok := engines.Engines[engine]; !ok || engine == "" {
197 engine = "google"
198 }
199 if result, err := engines.Engines[engine].TargetLanguages(); err != nil {
200 return c.SendStatus(500)
201 } else {
202 return c.JSON(result)
203 }
204 })
205
206 app.Get("/api/tts", func(c *fiber.Ctx) error {
207 engine := c.Query("engine")
208 if _, ok := engines.Engines[engine]; !ok || engine == "" {
209 engine = "google"
210 }
211
212 text := c.Query("text")
213 if text == "" {
214 return c.SendStatus(400)
215 }
216
217 lang := c.Query("lang")
218
219 if url, err := engines.Engines[engine].Tts(text, lang); err != nil {
220 return c.SendStatus(500)
221 } else {
222 if response, err := http.Get(url); err != nil {
223 return c.SendStatus(500)
224 } else {
225 defer response.Body.Close()
226 var buf bytes.Buffer
227 response.Write(&buf)
228 c.Context().SetContentType("audio/mpeg")
229 return c.Send(buf.Bytes())
230 }
231 }
232 })
233
234 app.Post("/switchlanguages", func(c *fiber.Ctx) error {
235 if c.Cookies("from") != "" {
236 fromCookie := new(fiber.Cookie)
237 fromCookie.Name = "from"
238 fromCookie.Value = c.Cookies("to")
239 fromCookie.Expires = time.Now().Add(24 * time.Hour * 365)
240
241 toCookie := new(fiber.Cookie)
242 toCookie.Name = "to"
243 toCookie.Value = c.Cookies("from")
244 toCookie.Expires = time.Now().Add(24 * time.Hour * 365)
245
246 c.Cookie(fromCookie)
247 c.Cookie(toCookie)
248 }
249 return c.Redirect("/")
250 })
251 app.Static("/static", conf.staticpath, fiber.Static{
252 Compress: true,
253 ByteRange: true,
254 Browse: true,
255 })
256 app.Listen(conf.listen)
257}
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