| 1 | package tinyclient |
| 2 | |
| 3 | import ( |
| 4 | "net/url" |
| 5 | "strings" |
| 6 | ) |
| 7 | |
| 8 | // mobileHeaderData is the small, route-aware context used by the mobile shell. |
| 9 | // It contains only data that has already passed page access checks. |
| 10 | type mobileHeaderData struct { |
| 11 | Title string |
| 12 | Subtitle string |
| 13 | BackURL string |
| 14 | BackLabel string |
| 15 | PubKey string |
| 16 | RoomID string |
| 17 | Picture string |
| 18 | } |
| 19 | |
| 20 | // mobileHeader derives a compact header from rendered page data. Private and |
| 21 | // failed room pages deliberately use generic values so hidden room metadata |
| 22 | // cannot appear in the shell. |
| 23 | func mobileHeader(data PageData) mobileHeaderData { |
| 24 | if data.Private { |
| 25 | return mobileHeaderData{Title: "Sign in" , Subtitle: data.Slug} |
| 26 | } |
| 27 | if data.Tab == "signin" { |
| 28 | title := "Sign in" |
| 29 | if data.Actor != "" { |
| 30 | title = "Account" |
| 31 | if data.Query.Get("connect" ) != "" { |
| 32 | title = "Connect signer" |
| 33 | } |
| 34 | } |
| 35 | result := mobileHeaderData{Title: title, Subtitle: data.Slug, BackLabel: "Back" } |
| 36 | if next, ok := mobileReturnPath(data.Query.Get("next" ), data.Base); ok { |
| 37 | result.BackURL = next |
| 38 | result.BackLabel = "Back" |
| 39 | } |
| 40 | return result |
| 41 | } |
| 42 | if data.Error != "" && roomRoute(data.Path).tab != "" { |
| 43 | return mobileHeaderData{Title: "Chat" , BackURL: "/chat" , BackLabel: "Back to chats" } |
| 44 | } |
| 45 | route := roomRoute(data.Path) |
| 46 | switch route.tab { |
| 47 | case "room" : |
| 48 | return roomHeader(data, route, false) |
| 49 | case "thread" : |
| 50 | return roomHeader(data, route, true) |
| 51 | } |
| 52 | if data.Tab == "direct" || strings.HasPrefix(data.Path, "/chat/dm/" ) { |
| 53 | result := mobileHeaderData{Title: "Direct chat" , Subtitle: "Private conversation" , BackURL: "/chat" , BackLabel: "Back to chats" } |
| 54 | if eventIDPattern.MatchString(data.View) { |
| 55 | result.PubKey = data.View |
| 56 | } |
| 57 | return result |
| 58 | } |
| 59 | return generalMobileHeader(data) |
| 60 | } |
| 61 | |
| 62 | func roomHeader(data PageData, route roomPath, thread bool) mobileHeaderData { |
| 63 | result := mobileHeaderData{Title: "Group chat" , Subtitle: "Chat" , RoomID: route.id} |
| 64 | room := valueMap(valueMap(data.Event)["room" ]) |
| 65 | if name := plainString(room["name" ]); name != "" { |
| 66 | result.Title = name |
| 67 | } |
| 68 | result.Picture = socialMediaURL(plainString(room["picture" ])) |
| 69 | if thread { |
| 70 | result.Title = "Thread" |
| 71 | result.Subtitle = plainString(room["name" ]) |
| 72 | if result.Subtitle == "" { |
| 73 | result.Subtitle = "Group chat" |
| 74 | } |
| 75 | root := plainString(valueMap(valueMap(data.Event)["root" ])["id" ]) |
| 76 | if !eventIDPattern.MatchString(root) { |
| 77 | root = route.event |
| 78 | } |
| 79 | if eventIDPattern.MatchString(root) { |
| 80 | result.BackURL = "/rooms/" + route.id + "#msg-" + root |
| 81 | } |
| 82 | result.BackLabel = "Back to room" |
| 83 | return result |
| 84 | } |
| 85 | result.BackURL, result.BackLabel = "/chat" , "Back to chats" |
| 86 | return result |
| 87 | } |
| 88 | |
| 89 | func generalMobileHeader(data PageData) mobileHeaderData { |
| 90 | path := data.Path |
| 91 | result := mobileHeaderData{Title: mobileTitle(path, data), Subtitle: data.Slug, BackLabel: "Back" } |
| 92 | if data.Tab == "social-thread" { |
| 93 | result.Title = eventShortTitle(data.Event, "Social" ) |
| 94 | result.Subtitle = "Social" |
| 95 | } |
| 96 | if data.Tab == "file" { |
| 97 | result.Title = eventShortTitle(data.Event, "File" ) |
| 98 | result.Subtitle = "Files" |
| 99 | } |
| 100 | if data.Tab == "files" && data.Query.Get("view" ) == "sites" { |
| 101 | result.Title = "Sites" |
| 102 | result.Subtitle = "Files" |
| 103 | } |
| 104 | if data.Tab == "repo" { |
| 105 | if repo := data.Query.Get("repo" ); repo != "" { |
| 106 | result.Title = repo |
| 107 | } |
| 108 | result.Subtitle = repoView(data.Query) |
| 109 | } |
| 110 | if data.Tab == "wikipage" { |
| 111 | result.Title = eventShortTitle(data.Event, data.Query.Get("d" )) |
| 112 | result.Subtitle = "Wiki" |
| 113 | } |
| 114 | switch { |
| 115 | case path == "/" || path == "" : |
| 116 | case path == "/chat" || path == "/social" || path == "/files" || path == "/wiki" || path == "/repos" : |
| 117 | result.BackURL = "/" |
| 118 | case path == "/manage" || path == "/manage/people" : |
| 119 | result.BackURL = "/" |
| 120 | result.BackLabel = "Back to home" |
| 121 | case strings.HasPrefix(path, "/manage/" ): |
| 122 | result.BackURL = "/manage/people" |
| 123 | result.BackLabel = "Back to manage" |
| 124 | case path == "/sites" : |
| 125 | result.BackURL = "/" |
| 126 | case path == "/file" : |
| 127 | result.BackURL = "/files" |
| 128 | result.BackLabel = "Back to files" |
| 129 | case path == "/repo" : |
| 130 | result.BackURL = "/repos" |
| 131 | result.BackLabel = "Back to repositories" |
| 132 | case path == "/profile" : |
| 133 | result.BackURL = "/account" |
| 134 | result.BackLabel = "Back to account" |
| 135 | case strings.HasPrefix(path, "/social/" ): |
| 136 | result.BackURL = "/social" |
| 137 | result.BackLabel = "Back to social" |
| 138 | case strings.HasPrefix(path, "/files/" ): |
| 139 | result.BackURL = "/files" |
| 140 | result.BackLabel = "Back to files" |
| 141 | case strings.HasPrefix(path, "/wiki/" ): |
| 142 | result.BackURL = "/wiki" |
| 143 | result.BackLabel = "Back to wiki" |
| 144 | case strings.HasPrefix(path, "/repos/" ): |
| 145 | result.BackURL = "/repos" |
| 146 | result.BackLabel = "Back to repositories" |
| 147 | case path != "/social" && path != "/files" && path != "/wiki" && path != "/repos" : |
| 148 | result.BackURL = "/" |
| 149 | } |
| 150 | if strings.HasPrefix(path, "/manage/" ) { |
| 151 | result.Subtitle = "Manage" |
| 152 | } |
| 153 | if data.Tab == "signin" { |
| 154 | result.Title = "Sign in" |
| 155 | result.Subtitle = data.Slug |
| 156 | } |
| 157 | return result |
| 158 | } |
| 159 | |
| 160 | func mobileReturnPath(raw, base string) (string, bool) { |
| 161 | if raw == "" || strings.IndexFunc(raw, func(r rune) bool { return r < 0x20 || r == '\\' }) >= 0 { |
| 162 | return "" , false |
| 163 | } |
| 164 | u, err := url.Parse(raw) |
| 165 | if err != nil || u.IsAbs() || u.Host != "" || u.Path == "/signin" || !strings.HasPrefix(u.Path, "/" ) { |
| 166 | return "" , false |
| 167 | } |
| 168 | decodedPath, err := url.PathUnescape(u.Path) |
| 169 | if err != nil || strings.IndexFunc(decodedPath, func(r rune) bool { return r < 0x20 || r == '\\' }) >= 0 { |
| 170 | return "" , false |
| 171 | } |
| 172 | if base != "" && strings.HasPrefix(u.Path, "/r/" ) && !strings.HasPrefix(u.Path, strings.TrimSuffix(base, "/" )+"/" ) { |
| 173 | return "" , false |
| 174 | } |
| 175 | return raw, true |
| 176 | } |
| 177 | |
| 178 | func eventShortTitle(value any, fallback string) string { |
| 179 | row := valueMap(value) |
| 180 | if post := valueMap(row["post" ]); post != nil { |
| 181 | row = post |
| 182 | } |
| 183 | for _, key := range []string{"name" , "filename" , "title" , "d" } { |
| 184 | if title := strings.TrimSpace(plainString(row[key])); title != "" && !eventIDPattern.MatchString(title) { |
| 185 | return shortHeaderText(title) |
| 186 | } |
| 187 | } |
| 188 | if content := strings.TrimSpace(plainString(row["content" ])); content != "" { |
| 189 | return shortHeaderText(strings.Split(content, "\n" )[0]) |
| 190 | } |
| 191 | return fallback |
| 192 | } |
| 193 | |
| 194 | func shortHeaderText(value string) string { |
| 195 | value = strings.TrimSpace(value) |
| 196 | if len([]rune(value)) > 64 { |
| 197 | return string([]rune(value)[:61]) + "..." |
| 198 | } |
| 199 | return value |
| 200 | } |
| 201 | |
| 202 | func mobileTitle(path string, data PageData) string { |
| 203 | known := map[string]string{"/" : "Home" , "/home" : "Home" , "/search" : "Search" , "/social" : "Social" , "/chat" : "Chat" , "/files" : "Files" , "/file" : "File" , "/wiki" : "Wiki" , "/repos" : "Repositories" , "/repo" : "Repository" , "/approvals" : "Approvals" , "/profile" : "Profile" , "/account" : "Account" , "/manage" : "Manage" , "/manage/people" : "People" , "/manage/agents" : "Agents" , "/manage/moderation" : "Moderation" , "/manage/rules" : "Rules" , "/manage/identity" : "Identity" , "/manage/connect" : "Connect" , "/manage/owner" : "Owner" , "/manage/sync" : "Sync" , "/manage/data" : "Data" , "/manage/views" : "Views" , "/manage/health" : "Health" , "/sites" : "Sites" } |
| 204 | if title, ok := known[path]; ok { |
| 205 | return title |
| 206 | } |
| 207 | if strings.HasPrefix(path, "/social/" ) { |
| 208 | return "Social" |
| 209 | } |
| 210 | if strings.HasPrefix(path, "/wiki/" ) { |
| 211 | return "Wiki" |
| 212 | } |
| 213 | if strings.HasPrefix(path, "/repos/" ) { |
| 214 | return "Repositories" |
| 215 | } |
| 216 | if title := strings.TrimSuffix(data.Title, " | " +data.Slug); title != "" && !eventIDPattern.MatchString(title) { |
| 217 | return title |
| 218 | } |
| 219 | return "Tiny" |
| 220 | } |
