vvval /
go-metadata-scanner
| Total Lines | 52 |
| Duplicated Lines | 0 % |
| Changes | 0 | ||
| 1 | package writers |
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| 2 | |||
| 3 | import ( |
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| 4 | "encoding/json" |
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| 5 | "github.com/vvval/go-metadata-scanner/vars" |
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| 6 | ) |
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| 7 | |||
| 8 | type JSONWriter struct { |
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| 9 | BaseWriter |
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| 10 | buf map[string]map[string]interface{} |
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| 11 | } |
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| 12 | |||
| 13 | // Headers to be like: Filename, XMP, IPTC, etc... |
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| 14 | func (w *JSONWriter) Write(file *vars.File) error { |
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| 15 | w.buf[file.RelPath()] = packJSONLine(file, w.headers) |
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| 16 | |||
| 17 | return nil |
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| 18 | } |
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| 19 | |||
| 20 | func (w *JSONWriter) Open(filename string, headers []string) error { |
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| 21 | w.BaseWriter = NewWriter(filename, headers) |
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| 22 | |||
| 23 | file, err := openFile(w.filename) |
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| 24 | if err != nil { |
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| 25 | return err |
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| 26 | } |
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| 27 | |||
| 28 | w.buf = make(map[string]map[string]interface{}) |
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| 29 | w.file = file |
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| 30 | |||
| 31 | return nil |
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| 32 | } |
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| 33 | |||
| 34 | func (w *JSONWriter) Close() error { |
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| 35 | packed, err := json.MarshalIndent(w.buf, "", " ") |
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| 36 | if err != nil { |
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| 37 | return err |
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| 38 | } |
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| 39 | |||
| 40 | w.file.Write(packed) |
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| 41 | closeFile(w.file) |
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| 42 | |||
| 43 | return nil |
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| 44 | } |
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| 45 | |||
| 46 | func packJSONLine(file *vars.File, headers []string) map[string]interface{} { |
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| 47 | record := map[string]interface{}{} |
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| 48 | for k, v := range tagsByGroups(file, headers) { |
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| 49 | record[k] = v |
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| 50 | } |
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| 51 | |||
| 52 | return record |
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| 53 | } |
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| 54 |
