| 1 | //go:build darwin && cgo |
| 2 | |
| 3 | package main |
| 4 | |
| 5 | /* |
| 6 | #cgo LDFLAGS: -framework Foundation |
| 7 | #include <stdlib.h> |
| 8 | |
| 9 | int reasonix_repair_alias(const char *alias_path, const char *current_app_path, |
| 10 | int allow_broken, char **error_message); |
| 11 | int reasonix_write_alias(const char *target_path, const char *alias_path, |
| 12 | char **error_message); |
| 13 | int reasonix_resolve_alias(const char *alias_path, char **target_path, |
| 14 | char **error_message); |
| 15 | int reasonix_is_reasonix_bundle_url_string(const char *url_string, |
| 16 | char **error_message); |
| 17 | */ |
| 18 | import "C" |
| 19 | |
| 20 | import ( |
| 21 | "errors" |
| 22 | "fmt" |
| 23 | "os" |
| 24 | "path/filepath" |
| 25 | "strings" |
| 26 | "unsafe" |
| 27 | ) |
| 28 | |
| 29 | func repairDesktopIconIntegration() error { |
| 30 | currentApp, err := currentMacAppBundle() |
| 31 | if err != nil { |
| 32 | // Developer binaries and tests are not installed app bundles. |
| 33 | return nil |
| 34 | } |
| 35 | home, err := os.UserHomeDir() |
| 36 | if err != nil { |
| 37 | return err |
| 38 | } |
| 39 | return repairMacDesktopAliases(filepath.Join(home, "Desktop"), currentApp) |
| 40 | } |
| 41 | |
| 42 | func repairMacDesktopAliases(desktopDir, currentApp string) error { |
| 43 | entries, err := os.ReadDir(desktopDir) |
| 44 | if err != nil { |
| 45 | if os.IsNotExist(err) { |
| 46 | return nil |
| 47 | } |
| 48 | return err |
| 49 | } |
| 50 | var repairErr error |
| 51 | for _, entry := range entries { |
| 52 | if entry.IsDir() { |
| 53 | continue |
| 54 | } |
| 55 | path := filepath.Join(desktopDir, entry.Name()) |
| 56 | allowBroken := reasonixExactAliasName(entry.Name()) |
| 57 | repaired, err := repairMacAlias(path, currentApp, allowBroken) |
| 58 | if err != nil { |
| 59 | repairErr = errors.Join(repairErr, fmt.Errorf("%s: %w", entry.Name(), err)) |
| 60 | continue |
| 61 | } |
| 62 | _ = repaired // Native code returns false for ordinary desktop files. |
| 63 | } |
| 64 | return repairErr |
| 65 | } |
| 66 | |
| 67 | func reasonixExactAliasName(name string) bool { |
| 68 | name = strings.TrimSpace(name) |
| 69 | return strings.EqualFold(name, "Reasonix") || strings.EqualFold(name, "Reasonix.app") |
| 70 | } |
| 71 | |
| 72 | func repairMacAlias(aliasPath, currentApp string, allowBroken bool) (bool, error) { |
| 73 | aliasCString := C.CString(aliasPath) |
| 74 | appCString := C.CString(currentApp) |
| 75 | defer C.free(unsafe.Pointer(aliasCString)) |
| 76 | defer C.free(unsafe.Pointer(appCString)) |
| 77 | var nativeErr *C.char |
| 78 | allow := C.int(0) |
| 79 | if allowBroken { |
| 80 | allow = 1 |
| 81 | } |
| 82 | result := C.reasonix_repair_alias(aliasCString, appCString, allow, &nativeErr) |
| 83 | if nativeErr != nil { |
| 84 | defer C.free(unsafe.Pointer(nativeErr)) |
| 85 | } |
| 86 | if result < 0 { |
| 87 | if nativeErr == nil { |
| 88 | return false, fmt.Errorf("native alias repair failed") |
| 89 | } |
| 90 | return false, fmt.Errorf("%s", C.GoString(nativeErr)) |
| 91 | } |
| 92 | return result == 1, nil |
| 93 | } |
| 94 | |
| 95 | func writeMacAlias(targetPath, aliasPath string) error { |
| 96 | targetCString := C.CString(targetPath) |
| 97 | aliasCString := C.CString(aliasPath) |
| 98 | defer C.free(unsafe.Pointer(targetCString)) |
| 99 | defer C.free(unsafe.Pointer(aliasCString)) |
| 100 | var nativeErr *C.char |
| 101 | result := C.reasonix_write_alias(targetCString, aliasCString, &nativeErr) |
| 102 | if nativeErr != nil { |
| 103 | defer C.free(unsafe.Pointer(nativeErr)) |
| 104 | } |
| 105 | if result != 0 { |
| 106 | if nativeErr == nil { |
| 107 | return fmt.Errorf("native alias write failed") |
| 108 | } |
| 109 | return fmt.Errorf("%s", C.GoString(nativeErr)) |
| 110 | } |
| 111 | return nil |
| 112 | } |
| 113 | |
| 114 | func resolveMacAlias(aliasPath string) (string, error) { |
| 115 | aliasCString := C.CString(aliasPath) |
| 116 | defer C.free(unsafe.Pointer(aliasCString)) |
| 117 | var target, nativeErr *C.char |
| 118 | result := C.reasonix_resolve_alias(aliasCString, &target, &nativeErr) |
| 119 | if target != nil { |
| 120 | defer C.free(unsafe.Pointer(target)) |
| 121 | } |
| 122 | if nativeErr != nil { |
| 123 | defer C.free(unsafe.Pointer(nativeErr)) |
| 124 | } |
| 125 | if result != 0 { |
| 126 | if nativeErr == nil { |
| 127 | return "", fmt.Errorf("native alias resolution failed") |
| 128 | } |
| 129 | return "", fmt.Errorf("%s", C.GoString(nativeErr)) |
| 130 | } |
| 131 | return C.GoString(target), nil |
| 132 | } |
| 133 | |
| 134 | func macURLReferencesReasonixBundle(rawURL string) (bool, error) { |
| 135 | urlCString := C.CString(rawURL) |
| 136 | defer C.free(unsafe.Pointer(urlCString)) |
| 137 | var nativeErr *C.char |
| 138 | result := C.reasonix_is_reasonix_bundle_url_string(urlCString, &nativeErr) |
| 139 | if nativeErr != nil { |
| 140 | defer C.free(unsafe.Pointer(nativeErr)) |
| 141 | } |
| 142 | if result < 0 { |
| 143 | if nativeErr == nil { |
| 144 | return false, fmt.Errorf("native bundle URL inspection failed") |
| 145 | } |
| 146 | return false, fmt.Errorf("%s", C.GoString(nativeErr)) |
| 147 | } |
| 148 | return result == 1, nil |
| 149 | } |
| 150 |