| 92 | } |
| 93 | |
| 94 | func parseIntegerSequenceID(str string) (SequenceID, error) { |
| 95 | if str == "" { |
| 96 | return SequenceID{}, nil |
| 97 | } |
| 98 | s := SequenceID{} |
| 99 | components := strings.Split(str, ":") |
| 100 | var err error |
| 101 | if len(components) == 1 { |
| 102 | // Just the internal sequence |
| 103 | s.Seq, err = ParseIntSequenceComponent(components[0], false) |
| 104 | } else if len(components) == 2 { |
| 105 | // TriggeredBy and InternalSequence |
| 106 | if s.TriggeredBy, err = ParseIntSequenceComponent(components[0], false); err != nil { |
| 107 | return SequenceID{}, err |
| 108 | } |
| 109 | if s.Seq, err = ParseIntSequenceComponent(components[1], false); err != nil { |
| 110 | return SequenceID{}, err |
| 111 | } |
| 112 | } else if len(components) == 3 { |
| 113 | if s.LowSeq, err = ParseIntSequenceComponent(components[0], false); err != nil { |
| 114 | return SequenceID{}, err |
| 115 | } |
| 116 | if s.TriggeredBy, err = ParseIntSequenceComponent(components[1], true); err != nil { |
| 117 | return SequenceID{}, err |
| 118 | } |
| 119 | if s.Seq, err = ParseIntSequenceComponent(components[2], false); err != nil { |
| 120 | return SequenceID{}, err |
| 121 | } |
| 122 | } else { |
| 123 | return SequenceID{}, base.HTTPErrorf(400, "Invalid sequence: %q", str) |
| 124 | } |
| 125 | |
| 126 | if err != nil { |
| 127 | return SequenceID{}, base.HTTPErrorf(400, "Invalid sequence: %q", str) |
| 128 | } |
| 129 | return s, nil |
| 130 | } |
| 131 | |
| 132 | func ParseIntSequenceComponent(component string, allowEmpty bool) (uint64, error) { |
| 133 | value := uint64(0) |