Diffstat (limited to 'internal/router')
21 files changed, 2500 insertions, 0 deletions
diff --git a/internal/router/basic-handler.go b/internal/router/basic-handler.go new file mode 100644 index 0000000..b973d01 --- /dev/null +++ b/internal/router/basic-handler.go @@ -0,0 +1,78 @@ +package router + +import ( + "time" + + "github.com/gofiber/fiber/v2" +) + +type BasicHandler struct{} + +var _ Route = &BasicHandler{} + +func (r *BasicHandler) Filter() (method string, path string) { + panic("handler did not implement Filter method") +} + +func (r *BasicHandler) IsTemplated() bool { + return false +} + +func (r *BasicHandler) ToCache() CacheSetting { + return Disabled +} + +func (r *BasicHandler) CacheDuration() time.Duration { + return 5 * time.Minute +} + +func (r *BasicHandler) ToValidateLang() LangSetting { + return NotRequired +} + +func (r *BasicHandler) TemplatesToInject() []string { + return []string{} +} + +func (r *BasicHandler) SitemapInfo(supplements *Supplements) []SitemapInfo { + return nil +} + +func (r *BasicHandler) ContentType() string { + return fiber.MIMETextHTMLCharsetUTF8 +} + +func (r *BasicHandler) Render(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + if !r.IsTemplated() { + panic("handler did not implement Render method (while being non-templated)") + } + return fiber.StatusNoContent, nil +} + +func (r *BasicHandler) AddMeta(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (meta []MetaField, err error) { + return []MetaField{{Name: "robots", Content: "noindex,nofollow"}}, nil +} + +func (r *BasicHandler) AddLinkedData(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (ld map[string]any, err error) { + return nil, nil +} + +func (r *BasicHandler) RenderHeader(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + return fiber.StatusNoContent, nil +} + +func (r *BasicHandler) RenderBody(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + return fiber.StatusNoContent, nil +} + +func (r *BasicHandler) RenderFooter(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + return fiber.StatusNoContent, nil +} + +func (r *BasicHandler) RenderTopEmbeds(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + return fiber.StatusNoContent, nil +} + +func (r *BasicHandler) RenderBottomEmbeds(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + return fiber.StatusNoContent, nil +} diff --git a/internal/router/client-cache.go b/internal/router/client-cache.go new file mode 100644 index 0000000..7c28b9e --- /dev/null +++ b/internal/router/client-cache.go @@ -0,0 +1,318 @@ +package router + +import ( + "database/sql" + "encoding/base64" + "fmt" + "log/slog" + "strings" + "sync" + + "golang.org/x/crypto/argon2" +) + +type ClientCache struct { + hashMap map[string]string + hashMapMutex sync.RWMutex + + likePageMap map[string]map[string]struct{} + viewPageMap map[string]map[string]struct{} + pageMutexMap map[string]*sync.RWMutex + pageMutexMapMutex sync.Mutex + + salt []byte + db *sql.DB +} + +func NewClientCache(db *sql.DB, salt []byte) (*ClientCache, error) { + tx, err := db.Begin() + if err != nil { + return nil, fmt.Errorf("fail to init transaction with db to fill cache: %w", err) + } + slog.Debug("began db transaction", slog.String("method", "NewClientCache")) + + rows, err := tx.Query("select * from blog_likes;") + if err != nil { + tx.Rollback() + slog.Debug("ended db transaction", slog.String("method", "NewClientCache")) + return nil, fmt.Errorf("fail to query db for blog_likes to fill cache: %w", err) + } + + likePageMap := make(map[string]map[string]struct{}) + viewPageMap := make(map[string]map[string]struct{}) + pageMutexMap := make(map[string]*sync.RWMutex) + + for rows.Next() { + var pageRef string + var userId []byte + if err = rows.Scan(&pageRef, &userId); err != nil { + tx.Rollback() + return nil, fmt.Errorf("fail scanning blog_likes to fill cache: %w", err) + } + userIdString := base64.RawStdEncoding.EncodeToString(userId) + if _, ok := likePageMap[pageRef]; !ok { + likePageMap[pageRef] = make(map[string]struct{}) + viewPageMap[pageRef] = make(map[string]struct{}) + pageMutexMap[pageRef] = &sync.RWMutex{} + } + likePageMap[pageRef][userIdString] = struct{}{} + viewPageMap[pageRef][userIdString] = struct{}{} + } + + rows, err = tx.Query("select * from blog_views;") + if err != nil { + tx.Rollback() + slog.Debug("ended db transaction", slog.String("method", "NewClientCache")) + return nil, fmt.Errorf("fail to query db for blog_views to fill cache: %w", err) + } + + for rows.Next() { + var pageRef string + var userId []byte + if err = rows.Scan(&pageRef, &userId); err != nil { + tx.Rollback() + return nil, fmt.Errorf("fail scanning blog_views to fill cache: %w", err) + } + userIdString := base64.RawStdEncoding.EncodeToString(userId) + if _, ok := viewPageMap[pageRef]; !ok { + viewPageMap[pageRef] = make(map[string]struct{}) + pageMutexMap[pageRef] = &sync.RWMutex{} + } + viewPageMap[pageRef][userIdString] = struct{}{} + } + + if err = tx.Commit(); err != nil { + tx.Rollback() + slog.Debug("ended db transaction", slog.String("method", "NewClientCache")) + return nil, fmt.Errorf("fail to commit transaction in db: %w", err) + } + slog.Debug("ended db transaction", slog.String("method", "NewClientCache")) + + return &ClientCache{ + hashMap: make(map[string]string), + likePageMap: likePageMap, + viewPageMap: viewPageMap, + pageMutexMap: pageMutexMap, + salt: salt, + db: db, + }, nil +} + +func (c *ClientCache) Close() error { + tx, err := c.db.Begin() + if err != nil { + return fmt.Errorf("fail to init transaction with db to dump cache: %w", err) + } + slog.Debug("began db transaction in ClientCache.Close") + + if err = batchSave(tx, "blog_likes", c.likePageMap); err != nil { + tx.Rollback() + slog.Debug("ended db transaction in ClientCache.Close") + return fmt.Errorf("fail to save blog_likes: %s", err) + } + + if err = batchSave(tx, "blog_views", c.viewPageMap); err != nil { + tx.Rollback() + slog.Debug("ended db transaction in ClientCache.Close") + return fmt.Errorf("fail to save blog_views: %s", err) + } + + if err = tx.Commit(); err != nil { + tx.Rollback() + slog.Debug("ended db transaction in ClientCache.Close") + return fmt.Errorf("fail to commit all the changes related to cache: %s", err) + } + + slog.Debug("ended db transaction in ClientCache.Close") + return nil +} + +func (c *ClientCache) GetHash(id string) string { + c.hashMapMutex.RLock() + if val, ok := c.hashMap[id]; ok { + c.hashMapMutex.RUnlock() + slog.Debug("gave an old hash", slog.String("hash", val)) + return val + } + c.hashMapMutex.RUnlock() + + c.hashMapMutex.Lock() + defer c.hashMapMutex.Unlock() + + if val, ok := c.hashMap[id]; ok { + slog.Debug("gave a newly generated hash", slog.String("hash", val)) + return val + } + + c.hashMap[id] = base64.RawStdEncoding.EncodeToString(argon2.IDKey([]byte(id), c.salt, 1, 64*1024, 4, 32)) + slog.Debug("generated hash", slog.String("hash", c.hashMap[id])) + return c.hashMap[id] +} + +func (c *ClientCache) getPageMutex(page string) *sync.RWMutex { + c.pageMutexMapMutex.Lock() + defer c.pageMutexMapMutex.Unlock() + + if mutex, ok := c.pageMutexMap[page]; ok { + return mutex + } + + c.pageMutexMap[page] = &sync.RWMutex{} + return c.pageMutexMap[page] +} + +func (c *ClientCache) GetLikeStatus(id string, page string) bool { + page = strings.Clone(page) + + mutex := c.getPageMutex(page) + mutex.RLock() + defer mutex.RUnlock() + + if _, ok := c.likePageMap[page]; !ok { + return false + } + _, ok := c.likePageMap[page][c.GetHash(id)] + return ok +} + +func (c *ClientCache) GetLikeCount(page string) int { + page = strings.Clone(page) + + mutex := c.getPageMutex(page) + mutex.RLock() + defer mutex.RUnlock() + + if userSet, ok := c.likePageMap[page]; ok { + return len(userSet) + } + return 0 +} + +func (c *ClientCache) LikeOn(id string, page string) (alreadyLiked bool) { + page = strings.Clone(page) + hash := c.GetHash(id) + + mutex := c.getPageMutex(page) + mutex.Lock() + defer mutex.Unlock() + + if userSet, ok := c.likePageMap[page]; ok { + _, alreadyLiked = userSet[hash] + c.likePageMap[page][hash] = struct{}{} + return + } + + c.likePageMap[page] = make(map[string]struct{}) + c.likePageMap[page][hash] = struct{}{} + return +} + +func (c *ClientCache) LikeOff(id string, page string) (alreadyUnliked bool) { + page = strings.Clone(page) + hash := c.GetHash(id) + + mutex := c.getPageMutex(page) + mutex.Lock() + defer mutex.Unlock() + + if _, ok := c.likePageMap[page]; !ok { + return true + } + if _, ok := c.likePageMap[page][hash]; !ok { + return true + } + + delete(c.likePageMap[page], hash) + return false +} + +func (c *ClientCache) GetViewStatus(id string, page string) bool { + page = strings.Clone(page) + + mutex := c.getPageMutex(page) + mutex.RLock() + defer mutex.RUnlock() + + if _, ok := c.viewPageMap[page]; !ok { + return false + } + _, ok := c.viewPageMap[page][c.GetHash(id)] + return ok +} + +func (c *ClientCache) GetViewCount(page string) int { + page = strings.Clone(page) + + mutex := c.getPageMutex(page) + mutex.RLock() + defer mutex.RUnlock() + + if userSet, ok := c.viewPageMap[page]; ok { + return len(userSet) + } + return 0 +} + +func (c *ClientCache) View(id string, page string) { + page = strings.Clone(page) + hash := c.GetHash(id) + + mutex := c.getPageMutex(page) + mutex.Lock() + defer mutex.Unlock() + + if _, ok := c.viewPageMap[page]; !ok { + c.viewPageMap[page] = make(map[string]struct{}) + } + c.viewPageMap[page][hash] = struct{}{} +} + +func batchSave(tx *sql.Tx, table string, pageMap map[string]map[string]struct{}) (err error) { + if _, err = tx.Exec(fmt.Sprintf("delete from %s;", table)); err != nil { + return fmt.Errorf("fail to truncate table %s: %w", table, err) + } + + userIdBytes := make(map[string][]byte) + + sqlStatement := fmt.Sprintf(` + INSERT OR IGNORE INTO %s (page_ref, user_id) + VALUES %s(?, ?); + `, table, strings.Repeat("(?, ?), ", 99)) + sqlStatementVars := make([]any, 0, 200) + + for pageRef, userSet := range pageMap { + for userId := range userSet { + if _, ok := userIdBytes[userId]; !ok { + userIdBytes[userId], err = base64.RawStdEncoding.DecodeString(userId) + if err != nil { + slog.Warn("couldn't parse one of user hashes into bytes back", slog.String("hash", userId), slog.String("error", err.Error())) + continue + } + } + + sqlStatementVars = append(sqlStatementVars, any(pageRef), any(userIdBytes[userId])) + if len(sqlStatementVars) < 200 { + continue + } + + if _, err := tx.Exec(sqlStatement, sqlStatementVars...); err != nil { + slog.Warn("couldn't insert blog stat pairs into db", slog.String("table", table), slog.String("error", err.Error())) + } + + sqlStatementVars = make([]any, 0, 200) + } + } + + if len(sqlStatementVars) > 0 { + sqlStatement = fmt.Sprintf(` + INSERT OR IGNORE INTO %s (page_ref, user_id) + VALUES %s(?, ?); + `, table, strings.Repeat("(?, ?), ", len(sqlStatementVars)/2-1)) + + if _, err := tx.Exec(sqlStatement, sqlStatementVars...); err != nil { + slog.Warn("couldn't insert blog stat pairs into db", slog.String("table", table), slog.String("error", err.Error())) + } + } + + return nil +} diff --git a/internal/router/handlers/api-v1-blog-search.go b/internal/router/handlers/api-v1-blog-search.go new file mode 100644 index 0000000..a0316e2 --- /dev/null +++ b/internal/router/handlers/api-v1-blog-search.go @@ -0,0 +1,126 @@ +package handlers + +import ( + "encoding/json" + "fmt" + "log/slog" + "net/url" + "regexp" + "slices" + "strings" + "time" + + "github.com/SayaAndy/saya-today-web/internal/b2" + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type BlogSearchHandler struct { + router.BasicHandler + getTagsQuery *regexp.Regexp +} + +func init() { + router.Routes = append(router.Routes, &BlogSearchHandler{getTagsQuery: regexp.MustCompile(`tags\[\]=([\w]+)`)}) +} + +func (r *BlogSearchHandler) Filter() (method string, path string) { + return "GET", "/api/v1/blog-search" +} + +func (r *BlogSearchHandler) IsTemplated() bool { + return false +} + +func (r *BlogSearchHandler) TemplatesToInject() []string { + return []string{"views/partials/catalogue-blog-cards.html", "views/partials/catalogue-blog-card-tags.html"} +} + +func (r *BlogSearchHandler) ToCache() router.CacheSetting { + return router.Disabled +} + +func (r *BlogSearchHandler) ToValidateLang() router.LangSetting { + return router.InForm +} + +func (r *BlogSearchHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + sort := c.Query("sort") + tz := c.Query("tz") + + loc, err := time.LoadLocation(tz) + if err != nil { + loc = time.UTC + slog.Warn("unable to parse a client timezone, defaulting to UTC", slog.String("error", err.Error()), slog.String("tz", tz)) + } + + cacheKey := "blog-search." + lang + ".pages-list" + + var pages []*b2.BlogPage + if pagesBytes, ok := supplements.PageCache.Get(cacheKey); pagesBytes != nil || ok { + json.Unmarshal(pagesBytes, &pages) + } else { + pages, err = supplements.B2Client.Scan(lang + "/") + if err != nil { + return fiber.StatusInternalServerError, fmt.Errorf("failed to scan pages for '%s' lang: %w", lang, err) + } + pagesBytes, _ := json.Marshal(pages) + supplements.PageCache.SetWithTTL(cacheKey, pagesBytes, int64(len(pagesBytes)), r.CacheDuration()) + } + + encodedQuery := c.Request().URI().QueryString() + decodedQuery, _ := url.QueryUnescape(string(encodedQuery)) + matches := r.getTagsQuery.FindAllStringSubmatch(decodedQuery, -1) + + tags := make([]string, 0, len(matches)) + for _, match := range matches { + tags = append(tags, string(match[1])) + } + + pageMeta := make([]fiber.Map, 0, len(pages)) + for _, page := range pages { + for _, tag := range page.Metadata.Tags { + if len(tags) == 0 || slices.Contains(tags, tag) { + pageMeta = append(pageMeta, fiber.Map{ + "Link": page.Link, + "ArticleLink": "/" + lang + "/blog/" + page.FileName, + "Title": page.Metadata.Title, + "PublishedTime": page.Metadata.PublishedTime.In(loc).Format("2006-01-02 15:04:05 -07:00"), + "ActionDate": page.Metadata.ActionDate, + "ShortDescription": page.Metadata.ShortDescription, + "Thumbnail": page.Metadata.Thumbnail, + "Tags": page.Metadata.Tags, + "LikeCount": supplements.ClientCache.GetLikeCount(page.FileName), + "ViewCount": supplements.ClientCache.GetViewCount(page.FileName), + }) + break + } + } + } + + slices.SortFunc(pageMeta, func(a, b fiber.Map) int { + switch sort { + case "titleAsc": + return strings.Compare(a["Title"].(string), b["Title"].(string)) + case "titleDesc": + return strings.Compare(b["Title"].(string), a["Title"].(string)) + case "actionDateAsc": + return strings.Compare(a["ActionDate"].(string), b["ActionDate"].(string)) + case "actionDateDesc": + return strings.Compare(b["ActionDate"].(string), a["ActionDate"].(string)) + case "publicationDateAsc": + publishedTimeA, _ := time.Parse("2006-01-02 15:04:05 -07:00", a["PublishedTime"].(string)) + publishedTimeB, _ := time.Parse("2006-01-02 15:04:05 -07:00", b["PublishedTime"].(string)) + return publishedTimeA.Compare(publishedTimeB) + case "publicationDateDesc": + publishedTimeA, _ := time.Parse("2006-01-02 15:04:05 -07:00", a["PublishedTime"].(string)) + publishedTimeB, _ := time.Parse("2006-01-02 15:04:05 -07:00", b["PublishedTime"].(string)) + return publishedTimeB.Compare(publishedTimeA) + } + return 0 + }) + + templateMap["BlogPages"] = pageMeta + + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/api-v1-email-is-in-verification.go b/internal/router/handlers/api-v1-email-is-in-verification.go new file mode 100644 index 0000000..4f05f48 --- /dev/null +++ b/internal/router/handlers/api-v1-email-is-in-verification.go @@ -0,0 +1,59 @@ +package handlers + +import ( + "fmt" + "html/template" + "strings" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type OngoingVerificationHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &OngoingVerificationHandler{}) +} + +func (r *OngoingVerificationHandler) Filter() (method string, path string) { + return "GET", "/api/v1/email/is-in-verification" +} + +func (r *OngoingVerificationHandler) IsTemplated() bool { + return false +} + +func (r *OngoingVerificationHandler) TemplatesToInject() []string { + return []string{"views/partials/personal-page-status.html"} +} + +func (r *OngoingVerificationHandler) ToCache() router.CacheSetting { + return router.Disabled +} + +func (r *OngoingVerificationHandler) ToValidateLang() router.LangSetting { + return router.InReferer +} + +func (r *OngoingVerificationHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + isAllowed, whenAllowed, codeExpiry := supplements.Mailer.IsAllowedToRetryVerification(c.IP()) + + sterileDataset := make(map[string]any) + sterileDataset["code-expiry-time"] = template.HTMLAttr(fmt.Sprintf("data-code-expiry-time=\"%d\"", codeExpiry.UnixMilli())) + + templateMap["StatusId"] = "email-message" + templateMap["DataAttributes"] = sterileDataset + + if !isAllowed { + sterileDataset["striked-end-time"] = template.HTMLAttr(fmt.Sprintf("data-striked-end-time=\"%d\"", whenAllowed.UnixMilli())) + templateMap["Status"] = "Neutral" + templateMap["Message"] = strings.ReplaceAll(supplements.Localization[lang].UserProfile.DelayTilVerification, "{}", whenAllowed.Format("2006-01-02 15:04:05 MST")) + } else { + templateMap["Status"] = "OK" + templateMap["Message"] = "" + } + + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/api-v1-email-send-verification-code.go b/internal/router/handlers/api-v1-email-send-verification-code.go new file mode 100644 index 0000000..20c5fb6 --- /dev/null +++ b/internal/router/handlers/api-v1-email-send-verification-code.go @@ -0,0 +1,97 @@ +package handlers + +import ( + "fmt" + "html/template" + "log/slog" + "strings" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type SendVerificationCodeHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &SendVerificationCodeHandler{}) +} + +func (r *SendVerificationCodeHandler) Filter() (method string, path string) { + return "POST", "/api/v1/email/send-verification-code" +} + +func (r *SendVerificationCodeHandler) IsTemplated() bool { + return false +} + +func (r *SendVerificationCodeHandler) TemplatesToInject() []string { + return []string{"views/partials/personal-page-status.html"} +} + +func (r *SendVerificationCodeHandler) ToCache() router.CacheSetting { + return router.Disabled +} + +func (r *SendVerificationCodeHandler) ToValidateLang() router.LangSetting { + return router.InReferer +} + +func (r *SendVerificationCodeHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + id := c.IP() + templateMap["StatusId"] = "email-message" + + email := c.FormValue("email") + if email == "" { + templateMap["Status"] = "Failed" + templateMap["Message"] = supplements.Localization[lang].UserProfile.EmailEmpty + return fiber.StatusUnprocessableEntity, nil + } + + isTaken, err := supplements.Mailer.MailIsTaken(email) + if err != nil { + templateMap["Status"] = "Failed" + templateMap["Message"] = supplements.Localization[lang].UserProfile.VerificationCodeSendingError + slog.Error("failed to check if address is already taken", slog.String("error", err.Error())) + return fiber.StatusUnprocessableEntity, nil + } + + if isTaken { + templateMap["Status"] = "Failed" + templateMap["Message"] = supplements.Localization[lang].UserProfile.EmailTaken + return fiber.StatusUnprocessableEntity, nil + } + + if isAllowed, whenAllowed, _ := supplements.Mailer.IsAllowedToRetryVerification(id); !isAllowed { + templateMap["Status"] = "Failed" + templateMap["Message"] = strings.ReplaceAll(supplements.Localization[lang].UserProfile.DelayTilVerification, "{}", whenAllowed.Format("2006-01-02 15:04:05 MST")) + templateMap["DataAttributes"] = map[string]any{ + "striked-end-time": template.HTMLAttr(fmt.Sprintf("data-striked-end-time=\"%d\"", whenAllowed.UnixMilli())), + } + return fiber.StatusUnprocessableEntity, nil + } + + if previousEmail, _, _ := supplements.Mailer.GetInfo(supplements.Mailer.GetHash(id)); previousEmail == email { + templateMap["Status"] = "Failed" + templateMap["Message"] = supplements.Localization[lang].UserProfile.EmailAlreadyValidated + return fiber.StatusUnprocessableEntity, nil + } + + if err = supplements.Mailer.SendVerificationCode(id, email, lang); err != nil { + templateMap["Status"] = "Failed" + templateMap["Message"] = supplements.Localization[lang].UserProfile.VerificationCodeSendingError + slog.Error("failed to send a verification code", slog.String("error", err.Error())) + return fiber.StatusUnprocessableEntity, nil + } + + _, endTime, codeExpiry := supplements.Mailer.IsAllowedToRetryVerification(id) + templateMap["Status"] = "OK" + templateMap["Message"] = supplements.Localization[lang].UserProfile.VerificationCodeSent + templateMap["DataAttributes"] = map[string]any{ + "striked-end-time": template.HTMLAttr(fmt.Sprintf("data-striked-end-time=\"%d\"", endTime.UnixMilli())), + "code-expiry-time": template.HTMLAttr(fmt.Sprintf("data-code-expiry-time=\"%d\"", codeExpiry.UnixMilli())), + } + + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/api-v1-email-verify.go b/internal/router/handlers/api-v1-email-verify.go new file mode 100644 index 0000000..c9ec969 --- /dev/null +++ b/internal/router/handlers/api-v1-email-verify.go @@ -0,0 +1,62 @@ +package handlers + +import ( + "html/template" + "log/slog" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type VerifyCodeHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &VerifyCodeHandler{}) +} + +func (r *VerifyCodeHandler) Filter() (method string, path string) { + return "POST", "/api/v1/email/verify" +} + +func (r *VerifyCodeHandler) IsTemplated() bool { + return false +} + +func (r *VerifyCodeHandler) TemplatesToInject() []string { + return []string{"views/partials/personal-page-status.html"} +} + +func (r *VerifyCodeHandler) ToCache() router.CacheSetting { + return router.Disabled +} + +func (r *VerifyCodeHandler) ToValidateLang() router.LangSetting { + return router.InReferer +} + +func (r *VerifyCodeHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + verificationCode := c.FormValue("email_code") + templateMap["StatusId"] = "verification-message" + + if verificationCode == "" { + templateMap["Status"] = "Failed" + templateMap["Message"] = supplements.Localization[lang].UserProfile.VerificationEmpty + return fiber.StatusUnprocessableEntity, nil + } + + if err = supplements.Mailer.Verify(verificationCode, lang); err != nil { + slog.Warn("verification code is invalid", slog.String("verification_code", verificationCode), slog.String("error", err.Error())) + templateMap["Status"] = "Failed" + templateMap["Message"] = supplements.Localization[lang].UserProfile.VerificationFailed + return fiber.StatusUnprocessableEntity, nil + } + + templateMap["Status"] = "OK" + templateMap["Message"] = supplements.Localization[lang].UserProfile.VerificationSuccess + templateMap["DataAttributes"] = map[string]any{ + "hide-verification-panel": template.HTMLAttr("data-code-expiry-time=\"true\""), + } + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/api-v1-like-get.go b/internal/router/handlers/api-v1-like-get.go new file mode 100644 index 0000000..e9c176e --- /dev/null +++ b/internal/router/handlers/api-v1-like-get.go @@ -0,0 +1,63 @@ +package handlers + +import ( + "fmt" + "log/slog" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type GetLikeHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &GetLikeHandler{}) +} + +func (r *GetLikeHandler) Filter() (method string, path string) { + return "GET", "/api/v1/like" +} + +func (r *GetLikeHandler) IsTemplated() bool { + return false +} + +func (r *GetLikeHandler) TemplatesToInject() []string { + return []string{"views/partials/blog-page-like-button.html"} +} + +func (r *GetLikeHandler) ToCache() router.CacheSetting { + return router.Disabled +} + +func (r *GetLikeHandler) ToValidateLang() router.LangSetting { + return router.InReferer +} + +func (r *GetLikeHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + path, pathParts, _, err := router.GetPathFromReferer(c) + if err != nil { + return fiber.StatusBadRequest, fmt.Errorf("error getting path from referer: %w", err) + } + + if len(pathParts) != 3 && pathParts[1] != "blog" { + return fiber.StatusBadRequest, fmt.Errorf("invalid path format: expected '/:lang/blog/:page', got '%s'", path) + } + + page := pathParts[2] + pageLink := lang + "/" + page + ".md" + if pages, _ := supplements.B2Client.Scan(pageLink); len(pages) == 0 { + return fiber.StatusNotFound, fmt.Errorf("server did not find '%s' article", pageLink) + } + + ip := c.IP() + likeStatus := supplements.ClientCache.GetLikeStatus(ip, page) + + slog.Debug("someone requested the like status!", slog.String("ip", ip), slog.String("page", page), slog.Bool("like_status", likeStatus)) + templateMap["Liked"] = likeStatus + templateMap["LikedCount"] = supplements.ClientCache.GetLikeCount(page) + + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/api-v1-like-put.go b/internal/router/handlers/api-v1-like-put.go new file mode 100644 index 0000000..ea4ef4b --- /dev/null +++ b/internal/router/handlers/api-v1-like-put.go @@ -0,0 +1,74 @@ +package handlers + +import ( + "fmt" + "log/slog" + "strconv" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type PutLikeHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &PutLikeHandler{}) +} + +func (r *PutLikeHandler) Filter() (method string, path string) { + return "PUT", "/api/v1/like" +} + +func (r *PutLikeHandler) IsTemplated() bool { + return false +} + +func (r *PutLikeHandler) TemplatesToInject() []string { + return []string{"views/partials/blog-page-like-button.html"} +} + +func (r *PutLikeHandler) ToCache() router.CacheSetting { + return router.Disabled +} + +func (r *PutLikeHandler) ToValidateLang() router.LangSetting { + return router.InReferer +} + +func (r *PutLikeHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + path, pathParts, _, err := router.GetPathFromReferer(c) + if err != nil { + return fiber.StatusBadRequest, fmt.Errorf("error getting path from referer: %w", err) + } + + if len(pathParts) != 3 && pathParts[1] != "blog" { + return fiber.StatusBadRequest, fmt.Errorf("invalid path format: expected '/:lang/blog/:page', got '%s'", path) + } + + page := pathParts[2] + pageLink := lang + "/" + page + ".md" + if pages, _ := supplements.B2Client.Scan(pageLink); len(pages) == 0 { + return fiber.StatusNotFound, fmt.Errorf("server did not find '%s' article", pageLink) + } + + newLikeStatus, err := strconv.ParseBool(c.FormValue("like", "true")) + if err != nil { + return fiber.StatusBadRequest, fmt.Errorf("invalid like value '%s'", c.FormValue("like")) + } + + ip := c.IP() + if newLikeStatus { + supplements.ClientCache.LikeOn(ip, page) + } else { + supplements.ClientCache.LikeOff(ip, page) + } + + slog.Debug("someone pressed the like button!", slog.String("ip", ip), slog.String("page", page), slog.String("new_like_status", fmt.Sprint(newLikeStatus))) + templateMap["Liked"] = newLikeStatus + templateMap["LikedCount"] = supplements.ClientCache.GetLikeCount(page) + templateMap["StatusId"] = "email-message" + + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/api-v1-subs-put.go b/internal/router/handlers/api-v1-subs-put.go new file mode 100644 index 0000000..144abe5 --- /dev/null +++ b/internal/router/handlers/api-v1-subs-put.go @@ -0,0 +1,65 @@ +package handlers + +import ( + "github.com/SayaAndy/saya-today-web/internal/mailer" + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type PutSubsHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &PutSubsHandler{}) +} + +func (r *PutSubsHandler) Filter() (method string, path string) { + return "PUT", "/api/v1/subs" +} + +func (r *PutSubsHandler) IsTemplated() bool { + return false +} + +func (r *PutSubsHandler) TemplatesToInject() []string { + return []string{"views/partials/personal-page-status.html"} +} + +func (r *PutSubsHandler) ToCache() router.CacheSetting { + return router.Disabled +} + +func (r *PutSubsHandler) ToValidateLang() router.LangSetting { + return router.InReferer +} + +func (r *PutSubsHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + templateMap["StatusId"] = "subs-message" + + subscriptionType := c.FormValue("tags") + var subscriptionTypeEnum mailer.SubscriptionType + switch subscriptionType { + case "all": + subscriptionTypeEnum = mailer.All + case "none": + subscriptionTypeEnum = mailer.None + case "specific": + subscriptionTypeEnum = mailer.Specific + default: + templateMap["Status"] = "Failed" + templateMap["Message"] = supplements.Localization[lang].UserProfile.SubscribeInvalidType + return fiber.StatusUnprocessableEntity, nil + } + + specificTags := c.FormValue("tags_picked") + if err = supplements.Mailer.Subscribe(supplements.Mailer.GetHash(c.IP()), subscriptionTypeEnum, specificTags); err != nil { + templateMap["Status"] = "Failed" + templateMap["Message"] = supplements.Localization[lang].UserProfile.FailedToSubscribe + return fiber.StatusUnprocessableEntity, nil + } + + templateMap["Status"] = "OK" + templateMap["Message"] = supplements.Localization[lang].UserProfile.SubscribedSuccessfully + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/api-v1-tz-get.go b/internal/router/handlers/api-v1-tz-get.go new file mode 100644 index 0000000..8b08113 --- /dev/null +++ b/internal/router/handlers/api-v1-tz-get.go @@ -0,0 +1,65 @@ +package handlers + +import ( + "fmt" + "log/slog" + "time" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type GetTimezoneHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &GetTimezoneHandler{}) +} + +func (r *GetTimezoneHandler) Filter() (method string, path string) { + return "GET", "/api/v1/tz" +} + +func (r *GetTimezoneHandler) IsTemplated() bool { + return false +} + +func (r *GetTimezoneHandler) TemplatesToInject() []string { + return []string{} +} + +func (r *GetTimezoneHandler) ToCache() router.CacheSetting { + return router.Disabled +} + +func (r *GetTimezoneHandler) ToValidateLang() router.LangSetting { + return router.NotRequired +} + +func (r *GetTimezoneHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + timestampString := c.Query("timestamp") + tz := c.Query("tz") + + loc, err := time.LoadLocation(tz) + if err != nil { + loc = time.UTC + slog.Warn("unable to parse a client timezone, defaulting to UTC", slog.String("error", err.Error()), slog.String("tz", tz)) + } + + var format string + var timestamp time.Time + for _, format = range []string{"2006-01-02 15:04:05 -07:00", time.RFC3339} { + if timestamp, err = time.Parse(format, timestampString); err == nil { + break + } + } + + if err != nil { + return fiber.StatusBadRequest, fmt.Errorf("invalid timestamp format for '%s'", timestampString) + } + + templateMap["Output"] = []byte(timestamp.In(loc).Format("2006-01-02 15:04:05 -07:00")) + + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/lang-blog-title.go b/internal/router/handlers/lang-blog-title.go new file mode 100644 index 0000000..5bfc6e7 --- /dev/null +++ b/internal/router/handlers/lang-blog-title.go @@ -0,0 +1,163 @@ +package handlers + +import ( + "bytes" + "fmt" + "html/template" + "strings" + "time" + + "github.com/SayaAndy/saya-today-web/internal/b2" + "github.com/SayaAndy/saya-today-web/internal/frontmatter" + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" + "github.com/yuin/goldmark" +) + +func init() { + router.Routes = append(router.Routes, &BlogPageHandler{}) +} + +type BlogPageHandler struct { + router.BasicHandler +} + +func (r *BlogPageHandler) Filter() (method string, path string) { + return "GET", "/:lang/blog/:title" +} + +func (r *BlogPageHandler) IsTemplated() bool { + return true +} + +func (r *BlogPageHandler) TemplatesToInject() []string { + return []string{"views/pages/blog-page.html"} +} + +func (r *BlogPageHandler) ToCache() router.CacheSetting { + return router.ByUrlOnly +} + +func (r *BlogPageHandler) CacheDuration() time.Duration { + return 15 * time.Minute +} + +func (r *BlogPageHandler) ToValidateLang() router.LangSetting { + return router.InPath +} + +func (r *BlogPageHandler) SitemapInfo(supplements *router.Supplements) []router.SitemapInfo { + sitemapInfo := []router.SitemapInfo{} + + pages, err := supplements.B2Client.Scan("") + if err != nil { + return sitemapInfo + } + + for _, page := range pages { + sitemapInfo = append(sitemapInfo, router.SitemapInfo{ + Loc: "/" + page.Lang + "/blog/" + page.FileName, + LastModified: page.ModifiedTime, + Priority: 1.0, + }) + } + + return sitemapInfo +} + +func (r *BlogPageHandler) AddMeta(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (meta []router.MetaField, err error) { + metadata, _, err := supplements.B2Client.ReadFrontmatter(lang + "/" + c.Params("title") + ".md") + if err != nil { + return nil, fmt.Errorf("failed to read frontmatter of the desired blog post: %w", err) + } + + return []router.MetaField{ + {Property: "og:title", Content: metadata.Title}, + {Property: "og:description", Content: fmt.Sprintf("%s [%s]", metadata.ShortDescription, metadata.ActionDate)}, + {Property: "og:image", Content: fmt.Sprintf("https://f003.backblazeb2.com/file/sayana-photos/webp-320p/%s.webp", metadata.Thumbnail)}, + {Property: "og:url", Content: fmt.Sprintf("%s/%s/blog/%s", templateMap["CanonicalEndpoint"], lang, c.Params("title"))}, + {Property: "og:type", Content: "website"}, + {Name: "twitter:card", Content: "summary_large_image"}, + }, nil +} + +func (r *BlogPageHandler) AddLinkedData(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (ld map[string]any, err error) { + metadata, _, err := supplements.B2Client.ReadFrontmatter(lang + "/" + c.Params("title") + ".md") + if err != nil { + return nil, fmt.Errorf("failed to read frontmatter of the desired blog post: %w", err) + } + + return map[string]any{ + "@context": "https://schema.org", + "@type": "Article", + "headline": metadata.Title, + "description": fmt.Sprintf("%s [%s]", metadata.ShortDescription, metadata.ActionDate), + "author": map[string]string{"@type": "Person", "name": "Saya Andy"}, + "datePublished": metadata.PublishedTime.UTC().Format(time.RFC3339), + }, nil +} + +func (r *BlogPageHandler) RenderBody(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + _, pathParts, _, err := router.GetPathFromReferer(c) + if err != nil { + return fiber.StatusBadRequest, fmt.Errorf("failed to get path from referer: %w", err) + } + + metadata, parsedMarkdown, err := readBlogPost(supplements.MarkdownRenderer, supplements.B2Client, lang+"/"+pathParts[2]) + if err != nil { + return fiber.StatusNotFound, fmt.Errorf("failed to find '%s' post: %w", pathParts[2], err) + } + + geolocationParts := strings.Split(metadata.Geolocation, " ") + var x, y, areaError string + if len(geolocationParts) >= 2 { + x = geolocationParts[0] + y = geolocationParts[1] + } + if len(geolocationParts) >= 3 { + areaError = geolocationParts[2] + } + + templateMap["MapLocationX"] = x + templateMap["MapLocationY"] = y + templateMap["MapLocationAreaMeters"] = areaError + templateMap["Title"] = metadata.Title + templateMap["ParsedMarkdown"] = template.HTML(parsedMarkdown) + templateMap["PublishedDate"] = metadata.PublishedTime.Format("2006-01-02 15:04:05 -07:00") + templateMap["ActionDate"] = metadata.ActionDate + templateMap["ShortDescription"] = metadata.ShortDescription + + go supplements.ClientCache.View(c.IP(), pathParts[2]) + + return fiber.StatusOK, nil +} + +func (r *BlogPageHandler) RenderHeader(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + path, pathParts, _, err := router.GetPathFromReferer(c) + if err != nil { + return fiber.StatusBadRequest, fmt.Errorf("failed to get path from referer: %w", err) + } + + metadata, _, err := supplements.B2Client.ReadFrontmatter(lang + "/" + pathParts[2] + ".md") + if err != nil { + return fiber.StatusNotFound, fmt.Errorf("could not read '%s' for metadata: %w", path, err) + } + + templateMap["Title"] = metadata.Title + + return fiber.StatusOK, nil +} + +func readBlogPost(md goldmark.Markdown, b2Client *b2.B2Client, sourceName string) (metadata *frontmatter.Metadata, html string, err error) { + metadata, markdown, err := b2Client.ReadFrontmatter(sourceName + ".md") + if err != nil { + return nil, "", fmt.Errorf("failed to read a frontmatter file: %w", err) + } + + var buf bytes.Buffer + if err := md.Convert(markdown, &buf); err != nil { + return nil, "", fmt.Errorf("convert source context from md to html: %w", err) + } + + return metadata, buf.String(), nil +} diff --git a/internal/router/handlers/lang-blog.go b/internal/router/handlers/lang-blog.go new file mode 100644 index 0000000..709d3dc --- /dev/null +++ b/internal/router/handlers/lang-blog.go @@ -0,0 +1,129 @@ +package handlers + +import ( + "fmt" + "log/slog" + "net/url" + "regexp" + "slices" + "strings" + "time" + + "github.com/SayaAndy/saya-today-web/internal/b2" + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +func init() { + router.Routes = append(router.Routes, &CatalogueHandler{getTagsQuery: regexp.MustCompile(`tags\[\]=([\w]+)`)}) +} + +type CatalogueHandler struct { + router.BasicHandler + getTagsQuery *regexp.Regexp +} + +func (r *CatalogueHandler) Filter() (method string, path string) { + return "GET", "/:lang/blog" +} + +func (r *CatalogueHandler) IsTemplated() bool { + return true +} + +func (r *CatalogueHandler) TemplatesToInject() []string { + return []string{"views/pages/blog-catalogue.html"} +} + +func (r *CatalogueHandler) ToCache() router.CacheSetting { + return router.ByUrlAndQuery +} + +func (r *CatalogueHandler) CacheDuration() time.Duration { + return 5 * time.Minute +} + +func (r *CatalogueHandler) ToValidateLang() router.LangSetting { + return router.InPath +} + +func (r *CatalogueHandler) SitemapInfo(supplements *router.Supplements) []router.SitemapInfo { + sitemapInfo := []router.SitemapInfo{} + for _, lang := range supplements.AvailableLanguages { + sitemapInfo = append(sitemapInfo, router.SitemapInfo{Loc: "/" + lang.Name + "/blog", Priority: 0.3}) + } + return sitemapInfo +} + +func (r *CatalogueHandler) AddMeta(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (meta []router.MetaField, err error) { + return []router.MetaField{ + {Property: "og:title", Content: supplements.Localization[lang].BlogSearch.Header}, + {Property: "og:description", Content: supplements.Localization[lang].BlogSearch.Description}, + {Property: "og:url", Content: fmt.Sprintf("%s/%s/blog", templateMap["CanonicalEndpoint"], lang)}, + {Property: "og:type", Content: "website"}, + }, nil +} + +func (r *CatalogueHandler) RenderBody(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + querySort := c.Query("sort") + if querySort == "" { + querySort = "publicationDateDesc" + } + + encodedQuery := c.Request().URI().QueryString() + decodedQuery, _ := url.QueryUnescape(string(encodedQuery)) + matches := r.getTagsQuery.FindAllStringSubmatch(decodedQuery, -1) + + queryTags := make([]string, 0, len(matches)) + for _, match := range matches { + queryTags = append(queryTags, string(match[1])) + } + + tagsArray, err := getTags(supplements.B2Client, lang) + if err != nil { + return fiber.StatusInternalServerError, fmt.Errorf("failed to get the available tags") + } + + templateMap["Tags"] = tagsArray + templateMap["QuerySort"] = querySort + templateMap["QueryTags"] = strings.Join(queryTags, ",") + templateMap["Title"] = supplements.Localization[lang].BlogSearch.Header + + return fiber.StatusOK, nil +} + +func (r *CatalogueHandler) RenderHeader(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + templateMap["Title"] = supplements.Localization[lang].BlogSearch.Header + return fiber.StatusOK, nil +} + +type Tag struct { + Name string `json:"Name" yaml:"name"` + Count int `json:"Count" yaml:"count"` +} + +func getTags(b2Client *b2.B2Client, lang string) (tags []Tag, err error) { + pages, err := b2Client.Scan(lang + "/") + if err != nil { + slog.Warn("failed to scan pages via b2", slog.String("error", err.Error())) + return nil, fmt.Errorf("failed to scan pages via b2: %w", err) + } + + tagsMap := make(map[string]int) + for _, page := range pages { + for _, tag := range page.Metadata.Tags { + tagsMap[tag]++ + } + } + slog.Debug("enlist pages for catalogue", slog.Int("tag_count", len(tagsMap)), slog.Int("page_count", len(pages)), slog.String("lang", lang)) + + tagsArray := make([]Tag, 0, len(tagsMap)) + for tag, count := range tagsMap { + tagsArray = append(tagsArray, Tag{tag, count}) + } + slices.SortFunc(tagsArray, func(a Tag, b Tag) int { + return strings.Compare(a.Name, b.Name) + }) + + return tagsArray, nil +} diff --git a/internal/router/handlers/lang-map.go b/internal/router/handlers/lang-map.go new file mode 100644 index 0000000..551b485 --- /dev/null +++ b/internal/router/handlers/lang-map.go @@ -0,0 +1,109 @@ +package handlers + +import ( + "fmt" + "log/slog" + "slices" + "strconv" + "strings" + + "github.com/SayaAndy/saya-today-web/internal/b2" + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type MapHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &MapHandler{}) +} + +func (r *MapHandler) Filter() (method string, path string) { + return "GET", "/:lang/map" +} + +func (r *MapHandler) IsTemplated() bool { + return false +} + +func (r *MapHandler) TemplatesToInject() []string { + return []string{"views/pages/global-map.html"} +} + +func (r *MapHandler) ToCache() router.CacheSetting { + return router.Disabled +} + +func (r *MapHandler) ToValidateLang() router.LangSetting { + return router.InPath +} + +func (r *MapHandler) SitemapInfo(supplements *router.Supplements) []router.SitemapInfo { + sitemapInfo := []router.SitemapInfo{} + for _, lang := range supplements.AvailableLanguages { + sitemapInfo = append(sitemapInfo, router.SitemapInfo{Loc: "/" + lang.Name + "/map", Priority: 0.3}) + } + return sitemapInfo +} + +func (r *MapHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + pages, err := supplements.B2Client.Scan(lang + "/") + slices.SortFunc(pages, func(a *b2.BlogPage, b *b2.BlogPage) int { + return a.Metadata.PublishedTime.Compare(b.Metadata.PublishedTime) + }) + status := fiber.StatusOK + if err != nil { + slog.Error("received an error while scanning b2 pages", + slog.String("error", err.Error()), + slog.String("lang", lang), + ) + status = fiber.StatusPartialContent + pages = []*b2.BlogPage{} + } + + type MapMarker struct { + Index int `json:"Index"` + Title string `json:"Title"` + PageLink string `json:"PageLink"` + Lat float64 `json:"Lat"` + Long float64 `json:"Long"` + AccuracyMeters int64 `json:"AccuracyMeters"` + Thumbnail string `json:"Thumbnail"` + } + + mapMarkers := make([]*MapMarker, 0, len(pages)) + for i, page := range pages { + geolocationParts := strings.Split(page.Metadata.Geolocation, " ") + if len(geolocationParts) < 2 { + continue + } + + var x, y float64 + var areaError int64 + if len(geolocationParts) >= 2 { + x, _ = strconv.ParseFloat(geolocationParts[0], 64) + y, _ = strconv.ParseFloat(geolocationParts[1], 64) + } + if len(geolocationParts) >= 3 { + areaError, _ = strconv.ParseInt(geolocationParts[2], 10, 64) + } + + mapMarkers = append(mapMarkers, &MapMarker{ + Index: i, + Title: page.Metadata.Title, + PageLink: fmt.Sprintf("/%s/blog/%s", lang, page.FileName), + Lat: x, + Long: y, + AccuracyMeters: areaError, + Thumbnail: page.Metadata.Thumbnail, + }) + } + + templateMap["MapMarkers"] = mapMarkers + templateMap["MapLocationLat"] = 45.4507 + templateMap["MapLocationLong"] = 68.8319 + + return status, nil +} diff --git a/internal/router/handlers/lang-user-unsubscribe.go b/internal/router/handlers/lang-user-unsubscribe.go new file mode 100644 index 0000000..4fbd244 --- /dev/null +++ b/internal/router/handlers/lang-user-unsubscribe.go @@ -0,0 +1,68 @@ +package handlers + +import ( + "log/slog" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type UnsubscribeHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &UnsubscribeHandler{}) +} + +func (r *UnsubscribeHandler) Filter() (method string, path string) { + return "GET", "/:lang/user/unsubscribe" +} + +func (r *UnsubscribeHandler) IsTemplated() bool { + return false +} + +func (r *UnsubscribeHandler) TemplatesToInject() []string { + return []string{"views/pages/unsubscribe-page.html"} +} + +func (r *UnsubscribeHandler) ToValidateLang() router.LangSetting { + return router.InPath +} + +func (r *UnsubscribeHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + var statusEmoji, statusText, statusColor string + var status int + + unsubscribeCode := c.FormValue("code") + if unsubscribeCode == "" { + statusColor = "0, 0, 255" + statusEmoji = "(╭ರ_•́)" + statusText = supplements.Localization[lang].UnsubscribePage.UnsetCode + status = fiber.ErrBadRequest.Code + } else if clientError, serverError := supplements.Mailer.Unsubscribe(unsubscribeCode); clientError != nil { + slog.Info("got a client error when unsubscribing", slog.String("error", clientError.Error())) + statusColor = "255, 0, 0" + statusEmoji = "(͠≖~≖ ͡ )" + statusText = supplements.Localization[lang].UnsubscribePage.InvalidCode + status = fiber.ErrBadRequest.Code + } else if serverError != nil { + slog.Error("got a server error when unsubscribing", slog.String("error", serverError.Error())) + statusColor = "255, 128, 0" + statusEmoji = "( ˶°ㅁ°) !!" + statusText = supplements.Localization[lang].UnsubscribePage.OnServerError + status = fiber.ErrInternalServerError.Code + } else { + statusColor = "0, 255, 0" + statusEmoji = "♡⸜(˶˃ ᵕ ˂˶)⸝♡" + statusText = supplements.Localization[lang].UnsubscribePage.Success + status = fiber.StatusOK + } + + templateMap["StatusColor"] = statusColor + templateMap["StatusEmoji"] = statusEmoji + templateMap["StatusText"] = statusText + + return status, nil +} diff --git a/internal/router/handlers/lang-user.go b/internal/router/handlers/lang-user.go new file mode 100644 index 0000000..eae1685 --- /dev/null +++ b/internal/router/handlers/lang-user.go @@ -0,0 +1,88 @@ +package handlers + +import ( + "fmt" + "log/slog" + + "github.com/SayaAndy/saya-today-web/internal/mailer" + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +func init() { + router.Routes = append(router.Routes, &UserHandler{}) +} + +type UserHandler struct { + router.BasicHandler +} + +func (r *UserHandler) Filter() (method string, path string) { + return "GET", "/:lang/user" +} + +func (r *UserHandler) IsTemplated() bool { + return true +} + +func (r *UserHandler) TemplatesToInject() []string { + return []string{"views/pages/user-page.html"} +} + +func (r *UserHandler) ToCache() router.CacheSetting { + return router.Disabled +} + +func (r *UserHandler) ToValidateLang() router.LangSetting { + return router.InPath +} + +func (r *UserHandler) AddMeta(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (meta []router.MetaField, err error) { + return []router.MetaField{ + {Name: "robots", Content: "noindex,nofollow"}, + {Property: "og:title", Content: supplements.Localization[lang].UserProfile.Header}, + {Property: "og:description", Content: supplements.Localization[lang].UserProfile.Description}, + {Property: "og:url", Content: fmt.Sprintf("%s/%s/user", templateMap["CanonicalEndpoint"], lang)}, + {Property: "og:type", Content: "website"}, + }, nil +} + +func (r *UserHandler) RenderBody(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + templateMap["Title"] = supplements.Localization[lang].UserProfile.Header + + email, _, err := supplements.Mailer.GetInfo(supplements.Mailer.GetHash(c.IP())) + if err != nil { + slog.Error("get info from mailer about a client", slog.String("error", err.Error())) + } + + tagsArray, err := getTags(supplements.B2Client, lang) + if err != nil { + return fiber.ErrInternalServerError.Code, fmt.Errorf("failed to get the available tags") + } + + subscriptionType, tags, err := supplements.Mailer.GetSubscriptions(c.IP()) + if err != nil { + return fiber.ErrInternalServerError.Code, fmt.Errorf("failed to get the user subscriptions") + } + + switch subscriptionType { + case mailer.None: + templateMap["TagsPicked"] = "none" + case mailer.All: + templateMap["TagsPicked"] = "all" + case mailer.Specific: + templateMap["TagsPicked"] = "specific" + } + + templateMap["TagsPickedList"] = tags + + templateMap["Email"] = email + templateMap["EmailCode"] = c.Query("email_code") + templateMap["ExistingTags"] = tagsArray + return fiber.StatusOK, nil +} + +func (r *UserHandler) RenderHeader(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + templateMap["Title"] = supplements.Localization[lang].UserProfile.Header + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/lang.go b/internal/router/handlers/lang.go new file mode 100644 index 0000000..c618353 --- /dev/null +++ b/internal/router/handlers/lang.go @@ -0,0 +1,74 @@ +package handlers + +import ( + "fmt" + "math/rand/v2" + "time" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +func init() { + router.Routes = append(router.Routes, &HomeHandler{}) +} + +type HomeHandler struct { + router.BasicHandler +} + +func (r *HomeHandler) Filter() (method string, path string) { + return "GET", "/:lang<len(2)>" +} + +func (r *HomeHandler) IsTemplated() bool { + return true +} + +func (r *HomeHandler) TemplatesToInject() []string { + return []string{"views/pages/home-page.html"} +} + +func (r *HomeHandler) ToCache() router.CacheSetting { + return router.ByUrlOnly +} + +func (r *HomeHandler) CacheDuration() time.Duration { + return 10 * time.Minute +} + +func (r *HomeHandler) ToValidateLang() router.LangSetting { + return router.InPath +} + +func (r *HomeHandler) SitemapInfo(supplements *router.Supplements) []router.SitemapInfo { + sitemapInfo := []router.SitemapInfo{} + for _, lang := range supplements.AvailableLanguages { + sitemapInfo = append(sitemapInfo, router.SitemapInfo{Loc: "/" + lang.Name, Priority: 0.7}) + } + return sitemapInfo +} + +func (r *HomeHandler) AddMeta(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (meta []router.MetaField, err error) { + return []router.MetaField{ + {Property: "og:title", Content: supplements.Localization[lang].HomePage.Header}, + {Property: "og:description", Content: supplements.Localization[lang].HomePage.HomePageDescription}, + {Property: "og:image", Content: fmt.Sprintf("https://f003.backblazeb2.com/file/sayana-static/home-page-gifs/otter-%d.gif", rand.Int()%3+1)}, + {Property: "og:url", Content: fmt.Sprintf("%s/%s", templateMap["CanonicalEndpoint"], lang)}, + {Property: "og:type", Content: "website"}, + }, nil +} + +func (r *HomeHandler) RenderBody(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + templateMap["Title"] = supplements.Localization[lang].HomePage.Header + templateMap["FilledHeartCount"] = uint(40) + templateMap["OutlineHeartCount"] = uint(40) + templateMap["GifName"] = fmt.Sprintf("otter-%d.gif", rand.Int()%3+1) + templateMap["FunFacts"] = supplements.FactGiver.Give(lang) + return fiber.StatusOK, nil +} + +func (r *HomeHandler) RenderHeader(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + templateMap["Title"] = supplements.Localization[lang].HomePage.Header + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/robots.txt.go b/internal/router/handlers/robots.txt.go new file mode 100644 index 0000000..fc60af4 --- /dev/null +++ b/internal/router/handlers/robots.txt.go @@ -0,0 +1,48 @@ +package handlers + +import ( + "time" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type RobotsTxtHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &RobotsTxtHandler{}) +} + +func (r *RobotsTxtHandler) Filter() (method string, path string) { + return "GET", "/robots.txt" +} + +func (r *RobotsTxtHandler) IsTemplated() bool { + return false +} + +func (r *RobotsTxtHandler) TemplatesToInject() []string { + return []string{"views/pages/robots.txt"} +} + +func (r *RobotsTxtHandler) ToCache() router.CacheSetting { + return router.ByUrlOnly +} + +func (r *RobotsTxtHandler) CacheDuration() time.Duration { + return time.Hour +} + +func (r *RobotsTxtHandler) ToValidateLang() router.LangSetting { + return router.NotRequired +} + +func (r *RobotsTxtHandler) ContentType() string { + return fiber.MIMETextPlainCharsetUTF8 +} + +func (r *RobotsTxtHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/root.go b/internal/router/handlers/root.go new file mode 100644 index 0000000..a8890fa --- /dev/null +++ b/internal/router/handlers/root.go @@ -0,0 +1,65 @@ +package handlers + +import ( + "fmt" + "time" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +func init() { + router.Routes = append(router.Routes, &RootHandler{}) +} + +type RootHandler struct { + router.BasicHandler +} + +func (r *RootHandler) Filter() (method string, path string) { + return "GET", "/" +} + +func (r *RootHandler) IsTemplated() bool { + return true +} + +func (r *RootHandler) TemplatesToInject() []string { + return []string{"views/pages/language-pick.html"} +} + +func (r *RootHandler) ToCache() router.CacheSetting { + return router.ByUrlOnly +} + +func (r *RootHandler) CacheDuration() time.Duration { + return 24 * time.Hour +} + +func (r *RootHandler) SitemapInfo(_ *router.Supplements) []router.SitemapInfo { + return []router.SitemapInfo{{Loc: "/", Priority: 0.7}} +} + +func (r *RootHandler) AddMeta(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (meta []router.MetaField, err error) { + meta = []router.MetaField{ + {Property: "og:title", Content: "Saya Blog"}, + {Property: "og:description", Content: "The blog of a 25 years old, travelling God knows where, proud to be not mainstream // Личный блог 25-летки, странствующего по ебеням, зато не мейнстрим"}, + {Property: "og:url", Content: fmt.Sprint(templateMap["CanonicalEndpoint"]) + "/"}, + {Property: "og:type", Content: "website"}, + } + if supplements.Meta.GoogleSiteVerification != "" { + meta = append(meta, router.MetaField{Name: "google-site-verification", Content: supplements.Meta.GoogleSiteVerification}) + } + return meta, nil +} + +func (r *RootHandler) RenderBody(c *fiber.Ctx, supplements *router.Supplements, _ string, templateMap fiber.Map) (statusCode int, err error) { + templateMap["Title"] = "Choose Your Language" + templateMap["AvailableLanguages"] = supplements.AvailableLanguages + return fiber.StatusOK, nil +} + +func (r *RootHandler) RenderHeader(c *fiber.Ctx, supplements *router.Supplements, _ string, templateMap fiber.Map) (statusCode int, err error) { + templateMap["Title"] = "Choose Your Language" + return fiber.StatusOK, nil +} diff --git a/internal/router/handlers/sitemap.xml.go b/internal/router/handlers/sitemap.xml.go new file mode 100644 index 0000000..bb1df93 --- /dev/null +++ b/internal/router/handlers/sitemap.xml.go @@ -0,0 +1,79 @@ +package handlers + +import ( + "log/slog" + "time" + + "github.com/SayaAndy/saya-today-web/internal/router" + "github.com/gofiber/fiber/v2" +) + +type SitemapXmlHandler struct { + router.BasicHandler +} + +func init() { + router.Routes = append(router.Routes, &SitemapXmlHandler{}) +} + +func (r *SitemapXmlHandler) Filter() (method string, path string) { + return "GET", "/sitemap.xml" +} + +func (r *SitemapXmlHandler) IsTemplated() bool { + return false +} + +func (r *SitemapXmlHandler) TemplatesToInject() []string { + return []string{"views/pages/sitemap.xml"} +} + +func (r *SitemapXmlHandler) ToCache() router.CacheSetting { + return router.ByUrlOnly +} + +func (r *SitemapXmlHandler) CacheDuration() time.Duration { + return time.Hour +} + +func (r *SitemapXmlHandler) ToValidateLang() router.LangSetting { + return router.NotRequired +} + +func (r *SitemapXmlHandler) ContentType() string { + return fiber.MIMEApplicationXMLCharsetUTF8 +} + +func (r *SitemapXmlHandler) Render(c *fiber.Ctx, supplements *router.Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) { + urls := []router.SitemapInfo{} + for _, route := range router.Routes { + sitemapInfo := route.SitemapInfo(supplements) + if sitemapInfo == nil { + continue + } + + method, match := route.Filter() + lastMod, err := supplements.TemplateManager.GetLastModified(method + " " + match) + if err != nil { + slog.Warn("failed to get last modified for a route", + slog.String("error", err.Error()), + slog.String("method", method), + slog.String("match", match)) + lastMod = time.Now() + } + + for i := range sitemapInfo { + if sitemapInfo[i].LastModified.Before(lastMod) { + sitemapInfo[i].LastModified = lastMod + } + if sitemapInfo[i].ChangeFreq == "" { + sitemapInfo[i].ChangeFreq = "monthly" + } + urls = append(urls, sitemapInfo[i]) + } + } + + templateMap["URLs"] = urls + + return fiber.StatusOK, nil +} diff --git a/internal/router/path-matcher.go b/internal/router/path-matcher.go new file mode 100644 index 0000000..c8aef08 --- /dev/null +++ b/internal/router/path-matcher.go @@ -0,0 +1,48 @@ +package router + +import ( + "github.com/gofiber/fiber/v2" + "github.com/valyala/fasthttp" +) + +type PathMatcher struct { + app *fiber.App +} + +func NewPathMatcher() *PathMatcher { + app := fiber.New(fiber.Config{ + DisableStartupMessage: true, + }) + return &PathMatcher{app: app} +} + +func (pm *PathMatcher) AddRoute(method, pattern string) { + pm.app.Add(method, pattern, func(c *fiber.Ctx) error { + c.Locals("pattern", pattern) + return nil + }) +} + +func (pm *PathMatcher) MatchPath(method, path string) (pattern string, params map[string]string, matched bool) { + fctx := &fasthttp.RequestCtx{} + fctx.Request.Header.SetMethod(method) + fctx.Request.SetRequestURI(path) + + ctx := pm.app.AcquireCtx(fctx) + defer pm.app.ReleaseCtx(ctx) + + pm.app.Handler()(fctx) + + if ctx.Route() == nil { + return "", nil, false + } + + pattern = ctx.Locals("pattern").(string) + + params = make(map[string]string) + for _, paramName := range ctx.Route().Params { + params[paramName] = ctx.Params(paramName) + } + + return pattern, params, true +} diff --git a/internal/router/router.go b/internal/router/router.go new file mode 100644 index 0000000..3242759 --- /dev/null +++ b/internal/router/router.go @@ -0,0 +1,622 @@ +package router + +import ( + "database/sql" + "encoding/json" + "errors" + "fmt" + "html/template" + "log/slog" + "net/url" + "slices" + "strings" + "time" + + "github.com/SayaAndy/saya-today-web/config" + "github.com/SayaAndy/saya-today-web/internal/b2" + "github.com/SayaAndy/saya-today-web/internal/blogtrigger" + "github.com/SayaAndy/saya-today-web/internal/factgiver" + "github.com/SayaAndy/saya-today-web/internal/glightbox" + "github.com/SayaAndy/saya-today-web/internal/mailer" + "github.com/SayaAndy/saya-today-web/internal/tailwind" + "github.com/SayaAndy/saya-today-web/internal/templatemanager" + "github.com/SayaAndy/saya-today-web/locale" + "github.com/dgraph-io/ristretto/v2" + "github.com/gofiber/fiber/v2" + "github.com/gofiber/fiber/v2/middleware/compress" + "github.com/gofiber/fiber/v2/middleware/cors" + "github.com/gofiber/fiber/v2/middleware/etag" + "github.com/golang-migrate/migrate/v4" + "github.com/golang-migrate/migrate/v4/database/sqlite3" + "github.com/yuin/goldmark" + "github.com/yuin/goldmark/parser" + "github.com/yuin/goldmark/renderer" + "github.com/yuin/goldmark/renderer/html" + "github.com/yuin/goldmark/util" +) + +type CacheSetting int + +const ( + Disabled CacheSetting = iota + ByUrlOnly + ByUrlAndQuery +) + +type LangSetting int + +const ( + NotRequired LangSetting = iota + InPath + InForm + InReferer +) + +var ( + Routes = make([]Route, 0) +) + +type SitemapInfo struct { + Loc string + LastModified time.Time + ChangeFreq string + Priority float32 +} + +type MetaField struct { + Name string + Property string + Content string +} + +type Route interface { + Filter() (method string, path string) + IsTemplated() bool + ToCache() CacheSetting + CacheDuration() time.Duration + ToValidateLang() LangSetting + TemplatesToInject() []string + SitemapInfo(supplements *Supplements) []SitemapInfo + ContentType() string + Render(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) + AddMeta(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (meta []MetaField, err error) + AddLinkedData(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (ld map[string]any, err error) + RenderHeader(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) + RenderBody(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) + RenderFooter(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) + RenderTopEmbeds(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) + RenderBottomEmbeds(c *fiber.Ctx, supplements *Supplements, lang string, templateMap fiber.Map) (statusCode int, err error) +} + +type Supplements struct { + DB *sql.DB + B2Client *b2.B2Client + Localization map[string]*locale.LocaleConfig + AvailableLanguages []config.AvailableLanguageConfig + ClientCache *ClientCache + PageCache *ristretto.Cache[string, []byte] + FactGiver *factgiver.FactGiver + Mailer *mailer.Mailer + BlogTrigger *blogtrigger.BlogTriggerScheduler + TemplateManager *templatemanager.TemplateManager + MarkdownRenderer goldmark.Markdown + Meta config.MetaConfig +} + +type Router struct { + supplements *Supplements + app *fiber.App + templatedRoutes map[string]map[string]Route + templatedPathMatcher *PathMatcher + canonicalEndpoint string +} + +func NewRouter(cfg *config.Config) (*Router, error) { + supplements := &Supplements{ + AvailableLanguages: cfg.AvailableLanguages, + } + + var err error + + supplements.DB, err = sql.Open(cfg.Auth.Db.Type, cfg.Auth.Db.Cfg.DSN) + if err != nil { + return nil, fmt.Errorf("fail to initialize db: %w", err) + } + + driver, err := sqlite3.WithInstance(supplements.DB, &sqlite3.Config{}) + if err != nil { + return nil, fmt.Errorf("fail to initialize driver for migrating db: %w", err) + } + + m, err := migrate.NewWithDatabaseInstance( + "file://migrations", + cfg.Auth.Db.Type, driver) + if err != nil { + return nil, fmt.Errorf("fail to initialize migration client: %w", err) + } + + if err = m.Up(); err != nil && err == errors.New("no change") { + return nil, fmt.Errorf("fail to apply migrations: %w", err) + } + slog.Debug("successfully applied migrations") + + supplements.B2Client, err = b2.NewB2Client(&cfg.BlogPages.Storage.Config) + if err != nil { + return nil, fmt.Errorf("fail to initialize b2 client: %w", err) + } + + supplements.Localization = make(map[string]*locale.LocaleConfig, len(cfg.AvailableLanguages)) + for _, lang := range cfg.AvailableLanguages { + localeCfg, err := locale.InitConfig(cfg.LocalePath + lang.LocFile) + if err != nil { + return nil, fmt.Errorf("fail to initialize a locale: %w", err) + } + supplements.Localization[lang.Name] = localeCfg + } + + supplements.MarkdownRenderer = goldmark.New( + goldmark.WithExtensions( + glightbox.NewGLightboxExtension(), + tailwind.NewTailwindExtension(), + ), + goldmark.WithParserOptions( + parser.WithAutoHeadingID(), + parser.WithAttribute(), + ), + goldmark.WithRenderer( + renderer.NewRenderer( + renderer.WithNodeRenderers( + util.Prioritized(tailwind.NewCustomLinkRenderer(html.WithUnsafe(), html.WithXHTML()), 50), + util.Prioritized(html.NewRenderer(html.WithXHTML()), 100), + ), + ), + ), + ) + + supplements.ClientCache, err = NewClientCache(supplements.DB, []byte(cfg.Auth.Salt)) + if err != nil { + return nil, fmt.Errorf("fail to initialize client cache: %w", err) + } + + supplements.PageCache, err = ristretto.NewCache(&ristretto.Config[string, []byte]{ + NumCounters: 1e6, // 1,000,000 + MaxCost: 1 << 29, // 512 MB + BufferItems: 64, // number of keys per Get buffer. + }) + if err != nil { + return nil, fmt.Errorf("fail to initialize page cache: %w", err) + } + + supplements.FactGiver, err = factgiver.NewFactGiver(&cfg.FactGiver, supplements.AvailableLanguages) + if err != nil { + return nil, fmt.Errorf("fail to initialize fact giver: %w", err) + } + + supplements.Mailer, err = mailer.NewMailer(supplements.DB, cfg.Mail.ClientHost, cfg.Mail.MailHost, + cfg.Mail.PublicName, cfg.Mail.MailAddress, cfg.Mail.Username, cfg.Mail.Password, []byte(cfg.Mail.Salt), supplements.Localization) + if err != nil { + return nil, fmt.Errorf("fail to initialize mailer: %w", err) + } + + supplements.BlogTrigger, err = blogtrigger.NewBlogTriggerScheduler(supplements.B2Client, cfg.AvailableLanguages, cfg.Mail.Trigger.OnNewPost, + func(bp []*b2.BlogPage) error { + for _, post := range bp { + if err := supplements.Mailer.NewPost(post); err != nil { + return err + } + } + return nil + }) + if err != nil { + return nil, fmt.Errorf("fail to initialize blog trigger: %w", err) + } + + supplements.TemplateManager, err = templatemanager.NewTemplateManager() + if err != nil { + return nil, fmt.Errorf("fail to initialize template manager: %w", err) + } + + supplements.Meta = cfg.Meta + + enablePrintRoutes := false + if cfg.LogLevel <= slog.LevelDebug { + enablePrintRoutes = true + } + + app := fiber.New(fiber.Config{ + EnablePrintRoutes: enablePrintRoutes, + ProxyHeader: "X-Forwarded-For", + }) + + app.Use(cors.New(cors.Config{ + AllowOrigins: "https://f003.backblazeb2.com", + AllowMethods: "GET,POST,OPTIONS", + AllowHeaders: "Origin, Content-Type, Accept", + })) + + app.Use(compress.New(compress.Config{ + Level: compress.LevelBestSpeed, + })) + + app.Use(etag.New()) + + app.Use(func(c *fiber.Ctx) error { + path := c.Path() + if len(path) > 1 && path[len(path)-1] == '/' { + return c.Redirect(strings.TrimRight(path, "/"), fiber.StatusMovedPermanently) + } + return c.Next() + }) + + templatedRoutes := make(map[string]map[string]Route) + templatedPathMatcher := NewPathMatcher() + + return &Router{supplements, app, templatedRoutes, templatedPathMatcher, cfg.CanonicalEndpoint}, nil +} + +func (r *Router) InitRoutes() (err error) { + r.supplements.TemplateManager.Add("general-page", "views/layouts/general-page.html") + for _, route := range Routes { + method, match := route.Filter() + + if err = r.supplements.TemplateManager.Add(method+" "+match, route.TemplatesToInject()...); err != nil { + return fmt.Errorf("failed to add '%s %s' route into template manager: %w", method, match, err) + } + + if route.IsTemplated() { + if _, ok := r.templatedRoutes[method]; !ok { + r.templatedRoutes[method] = make(map[string]Route) + } + r.templatedRoutes[method][match] = route + r.templatedPathMatcher.AddRoute(method, match) + + currentRoute := route + r.app.Add(method, match, func(c *fiber.Ctx) error { + lang, err := r.getAndValidateLang(c, currentRoute.ToValidateLang()) + if err != nil { + return err + } + err = r.generalPage(c, currentRoute, lang) + return err + }) + } else { + currentRoute := route + r.app.Add(method, match, func(c *fiber.Ctx) error { + lang, err := r.getAndValidateLang(c, currentRoute.ToValidateLang()) + if err != nil { + return err + } + + var cacheKey string + trimmedPath := strings.Trim(c.Path(), "/") + queryString := c.Request().URI().QueryString() + + switch currentRoute.ToCache() { + case ByUrlOnly: + cacheKey = fmt.Sprintf("%s.full-page.%s", method, trimmedPath) + case ByUrlAndQuery: + cacheKey = fmt.Sprintf("%s.full-page.%s.%s", method, trimmedPath, queryString) + } + + defaultMap := fiber.Map{ + "L": r.supplements.Localization[lang], + "Lang": lang, + "Path": trimmedPath, + "QueryString": queryString, + "CanonicalEndpoint": r.canonicalEndpoint, + } + + statusCode, err := currentRoute.Render(c, r.supplements, lang, defaultMap) + method := c.Method() + _, match := currentRoute.Filter() + if err != nil { + slog.Error("failed to finish rendering a page", + slog.Int("status_code", statusCode), + slog.String("method", method), + slog.String("path", c.Path()), + slog.String("match", match), + slog.String("query", string(queryString)), + slog.String("error", err.Error()), + ) + c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8) + return c.Status(statusCode).SendString(err.Error()) + } + + content, err := r.supplements.TemplateManager.Render(method+" "+match, defaultMap) + if err != nil { + slog.Error("failed to generate div", + slog.String("method", method), + slog.String("path", c.Path()), + slog.String("match", match), + slog.String("query", string(queryString)), + slog.String("error", err.Error()), + ) + c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8) + return c.Status(fiber.ErrInternalServerError.Code).SendString("failed to generate div") + } + if val, ok := defaultMap["Output"]; ok && len(content) == 0 { + content = val.([]byte) + } + + if statusCode >= 200 && statusCode < 300 && route.ToCache() != Disabled { + go r.supplements.PageCache.SetWithTTL(cacheKey, content, int64(len(content)), route.CacheDuration()) + } + + c.Set(fiber.HeaderContentType, route.ContentType()) + return c.Status(statusCode).Send(content) + }) + } + } + + segments := []string{"header", "body", "footer", "top-embeds", "bottom-embeds"} + + r.app.Get("/api/v1/general-page/:part", func(c *fiber.Ctx) error { + part := c.Params("part") + if !slices.Contains(segments, part) { + c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8) + return c.Status(fiber.ErrBadRequest.Code).SendString(fmt.Sprintf("unknown segment '%s'", part)) + } + err := r.generalPageSegment(c, part) + return err + }) + + for _, segment := range segments { + r.supplements.TemplateManager.Add("general-page-"+segment, "views/partials/general-page-"+segment+".html") + } + + r.app.Static("/", "./static") + + // Routes = make([]Route, 0) + + return nil +} + +func (r *Router) Listen(endpoint string) error { + if err := r.app.Listen(endpoint); err != nil { + return fmt.Errorf("error while running fiber server: %w", err) + } + return nil +} + +func (r *Router) Close() (err error) { + allErrors := make([]error, 0) + slog.Debug("shutting down blog trigger scheduler") + if err = r.supplements.BlogTrigger.Close(); err != nil { + allErrors = append(allErrors, fmt.Errorf("fail to shutdown blog trigger scheduler: %w", err)) + } + slog.Debug("shutting down fiber server") + if err = r.app.Shutdown(); err != nil { + allErrors = append(allErrors, fmt.Errorf("fail to shutdown fiber server: %w", err)) + } + slog.Debug("dumping cache") + if err = r.supplements.ClientCache.Close(); err != nil { + allErrors = append(allErrors, fmt.Errorf("fail to dump cache: %w", err)) + } + slog.Debug("closing db connection") + if err = r.supplements.DB.Close(); err != nil { + allErrors = append(allErrors, fmt.Errorf("fail to close db connection: %w", err)) + } + slog.Debug("closing page cache") + r.supplements.PageCache.Close() + return errors.Join(allErrors...) +} + +func (r *Router) generalPage(c *fiber.Ctx, route Route, lang string) error { + c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8) + + path := c.Path() + method := c.Method() + trimmedPath := strings.Trim(path, "/") + cacheKey := "" + queryString := c.Request().URI().QueryString() + + switch route.ToCache() { + case ByUrlOnly: + cacheKey = fmt.Sprintf("%s.general-page.%s", method, trimmedPath) + case ByUrlAndQuery: + cacheKey = fmt.Sprintf("%s.general-page.%s.%s", method, trimmedPath, queryString) + } + + if val, ok := r.supplements.PageCache.Get(cacheKey); val != nil && ok { + c.Set(fiber.HeaderContentType, route.ContentType()) + return c.Status(fiber.StatusOK).Send(val) + } + + valueMap := fiber.Map{ + "L": r.supplements.Localization[lang], + "Lang": lang, + "QueryString": queryString, + "CanonicalEndpoint": r.canonicalEndpoint, + } + + var err error + if valueMap["Meta"], err = route.AddMeta(c, r.supplements, lang, valueMap); err != nil { + slog.Warn("failed to receive meta", slog.String("path", path), slog.String("error", err.Error())) + } + + var ld map[string]any + if ld, err = route.AddLinkedData(c, r.supplements, lang, valueMap); err != nil { + slog.Warn("failed to receive linked data", slog.String("path", path), slog.String("error", err.Error())) + } + if ld != nil { + ldBytes, _ := json.Marshal(ld) + valueMap["LinkedData"] = template.JS(ldBytes) + } + + content, err := r.supplements.TemplateManager.Render("general-page", valueMap) + if err != nil { + slog.Warn("failed to generate div", slog.String("path", path), slog.String("error", err.Error())) + return c.Status(fiber.ErrInternalServerError.Code).SendString("failed to generate div") + } + + go r.supplements.PageCache.SetWithTTL(cacheKey, content, int64(len(content)), route.CacheDuration()) + c.Set(fiber.HeaderContentType, route.ContentType()) + return c.Status(fiber.StatusOK).Send(content) +} + +func (r *Router) generalPageSegment(c *fiber.Ctx, part string) error { + c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8) + + path, pathParts, queryString, err := GetPathFromReferer(c) + if err != nil { + return err + } + + method := c.Method() + pattern, _, matched := r.templatedPathMatcher.MatchPath(method, path) + if !matched { + return c.Status(fiber.ErrNotFound.Code).SendString(fmt.Sprintf("fail to get templated page for '%s %s': not found", method, path)) + } + route := r.templatedRoutes[method][pattern] + + lang := "" + + switch route.ToValidateLang() { + case InPath, InReferer: + if len(pathParts) > 0 { + lang = pathParts[0] + } + if _, err := r.getAndValidateLang(c, NotRequired, lang); err != nil { + return err + } + case InForm: + if lang, err = r.getAndValidateLang(c, InForm); err != nil { + return err + } + } + + cacheKey := "" + trimmedPath := strings.Trim(path, "/") + switch route.ToCache() { + case ByUrlOnly: + cacheKey = fmt.Sprintf("%s.%s.%s", method, part, trimmedPath) + case ByUrlAndQuery: + cacheKey = fmt.Sprintf("%s.%s.%s.%s", method, part, trimmedPath, queryString) + } + + if route.ToCache() != Disabled { + if val, ok := r.supplements.PageCache.Get(cacheKey); val != nil && ok { + c.Set(fiber.HeaderContentType, route.ContentType()) + return c.Status(fiber.StatusOK).Send(val) + } + } + + var statusCode int + defaultMap := fiber.Map{ + "L": r.supplements.Localization[lang], + "Lang": lang, + "Path": strings.Trim(path, "/"), + "QueryString": queryString, + "CanonicalEndpoint": r.canonicalEndpoint, + } + + switch part { + case "body": + statusCode, err = route.RenderBody(c, r.supplements, lang, defaultMap) + case "header": + statusCode, err = route.RenderHeader(c, r.supplements, lang, defaultMap) + case "footer": + statusCode, err = route.RenderFooter(c, r.supplements, lang, defaultMap) + case "top-embeds": + statusCode, err = route.RenderTopEmbeds(c, r.supplements, lang, defaultMap) + case "bottom-embeds": + statusCode, err = route.RenderBottomEmbeds(c, r.supplements, lang, defaultMap) + } + if err != nil { + slog.Error(err.Error(), + slog.String("method", method), + slog.String("path", path), + slog.String("query", string(queryString)), + slog.String("segment", part), + slog.String("error", err.Error()), + ) + c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8) + return c.Status(statusCode).SendString(err.Error()) + } + + content, err := r.supplements.TemplateManager.Render("general-page-"+part, defaultMap, route.TemplatesToInject()...) + if err != nil { + slog.Error("failed to generate div", + slog.String("method", method), + slog.String("path", path), + slog.String("query", string(queryString)), + slog.String("segment", part), + slog.String("error", err.Error()), + ) + c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8) + return c.Status(fiber.ErrInternalServerError.Code).SendString("failed to generate div") + } + + if statusCode == fiber.StatusNoContent && len(content) != 0 { + statusCode = fiber.StatusOK + } + + if statusCode >= 200 && statusCode < 300 && route.ToCache() != Disabled { + go r.supplements.PageCache.SetWithTTL(cacheKey, content, int64(len(content)), route.CacheDuration()) + } + + c.Set(fiber.HeaderContentType, route.ContentType()) + return c.Status(statusCode).Send(content) +} + +func (r *Router) getAndValidateLang(c *fiber.Ctx, langSetting LangSetting, defaultLang ...string) (string, error) { + var lang string + if len(defaultLang) > 0 { + lang = defaultLang[0] + } + + switch langSetting { + case NotRequired: + return lang, nil + + case InPath: + path := c.Path() + + pathParts := strings.Split(strings.Trim(path, "/"), "/") + if len(pathParts) == 1 && pathParts[0] == "" { + pathParts = []string{} + } + if len(pathParts) > 0 && len(pathParts[0]) == 2 { + lang = pathParts[0] + } + + case InForm: + lang = c.FormValue("lang") + + case InReferer: + _, pathParts, _, err := GetPathFromReferer(c) + if err != nil { + return "", err + } + + if len(pathParts) >= 1 { + lang = pathParts[0] + } + } + + for _, availableLang := range r.supplements.AvailableLanguages { + if availableLang.Name == lang { + return lang, nil + } + } + c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8) + return "", c.Status(fiber.ErrBadRequest.Code).SendString(fmt.Sprintf("lang value is invalid: '%s' is not considered an available language", lang)) +} + +func GetPathFromReferer(c *fiber.Ctx) (path string, pathParts []string, queryString string, err error) { + referer := c.Get("Referer") + if referer == "" { + c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8) + return "", nil, "", c.Status(fiber.ErrBadRequest.Code).SendString("'Referer' header is empty") + } + urlStruct, err := url.ParseRequestURI(referer) + if err != nil { + c.Set(fiber.HeaderContentType, fiber.MIMETextPlainCharsetUTF8) + return "", nil, "", c.Status(fiber.ErrBadRequest.Code).SendString(fmt.Sprintf("'Referer' header is invalid: %s", err.Error())) + } + + path = urlStruct.EscapedPath() + pathParts = strings.Split(strings.Trim(path, "/"), "/") + queryString = urlStruct.RawQuery + return +} |