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Capture PREMIS events for validation tasks (#19)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,3 @@ | ||
| <?xml version="1.0" encoding="UTF-8"?> | ||
| <premis:premis xmlns:premis="http://www.loc.gov/premis/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/premis/v3 https://www.loc.gov/standards/premis/premis.xsd" version="3.0"> | ||
| </premis:premis> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,35 @@ | ||
| package activities | ||
|
|
||
| import ( | ||
| "context" | ||
| "path/filepath" | ||
|
|
||
| "github.com/artefactual-sdps/preprocessing-sfa/internal/premis" | ||
| ) | ||
|
|
||
| const AddPREMISAgentName = "add-premis-agent" | ||
|
|
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| type AddPREMISAgentActivity struct{} | ||
|
|
||
| func NewAddPREMISAgent() *AddPREMISAgentActivity { | ||
| return &AddPREMISAgentActivity{} | ||
| } | ||
|
|
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| type AddPREMISAgentParams struct { | ||
| Path string | ||
| Agent premis.PREMISAgent | ||
| } | ||
|
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| type AddPREMISAgentResult struct{} | ||
|
|
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| func (md *AddPREMISAgentActivity) Execute( | ||
| ctx context.Context, | ||
| params *AddPREMISAgentParams, | ||
| ) (*AddPREMISAgentResult, error) { | ||
| err := premis.AppendPREMISAgentXML(filepath.Join(params.Path, "/metadata/premis.xml"), params.Agent) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| return &AddPREMISAgentResult{}, nil | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| package activities | ||
|
|
||
| import ( | ||
| "context" | ||
| "path/filepath" | ||
|
|
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| "github.com/artefactual-sdps/preprocessing-sfa/internal/premis" | ||
| ) | ||
|
|
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| const AddPREMISEventName = "add-premis-event" | ||
|
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| type AddPREMISEventActivity struct{} | ||
|
|
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| func NewAddPREMISEvent() *AddPREMISEventActivity { | ||
| return &AddPREMISEventActivity{} | ||
| } | ||
|
|
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| type AddPREMISEventParams struct { | ||
| Path string | ||
| Agent premis.PREMISAgent | ||
| Type string | ||
| Error error | ||
| } | ||
|
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| type AddPREMISEventResult struct{} | ||
|
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| func (md *AddPREMISEventActivity) Execute( | ||
| ctx context.Context, | ||
| params *AddPREMISEventParams, | ||
| ) (*AddPREMISEventResult, error) { | ||
| // Define PREMIS event fields. | ||
| detail := "" | ||
| outcome := "valid" | ||
|
|
||
| if params.Error != nil { | ||
| detail = "" | ||
| outcome = "invalid" | ||
| } | ||
|
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| // Define PREMIS event. | ||
| event := premis.PREMISEventSummary{ | ||
| Type: params.Type, | ||
| Detail: detail, | ||
| Outcome: outcome} | ||
|
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| // Add PREMIS event to XML document. | ||
| err := premis.AppendPREMISEventXML(filepath.Join(params.Path, "/metadata/premis.xml"), event, params.Agent) | ||
|
|
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| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| return &AddPREMISEventResult{}, nil | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| package activities | ||
|
|
||
| import ( | ||
| "context" | ||
| "path/filepath" | ||
|
|
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| "github.com/artefactual-sdps/preprocessing-sfa/internal/premis" | ||
|
|
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| "github.com/google/uuid" | ||
| ) | ||
|
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| const AddPREMISObjectsName = "add-premis-objects" | ||
|
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| type AddPREMISObjectsActivity struct{} | ||
|
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| func NewAddPREMISObjects() *AddPREMISObjectsActivity { | ||
| return &AddPREMISObjectsActivity{} | ||
| } | ||
|
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| type AddPREMISObjectsParams struct { | ||
| Path string | ||
| ContentPath string | ||
| } | ||
|
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| type AddPREMISObjectsResult struct{} | ||
|
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| func (md *AddPREMISObjectsActivity) Execute( | ||
| ctx context.Context, | ||
| params *AddPREMISObjectsParams, | ||
| ) (*AddPREMISObjectsResult, error) { | ||
| subpaths, err := premis.FilesWithinDirectory(params.ContentPath) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| for _, subpath := range subpaths { | ||
| object := premis.PREMISObject{ | ||
| IdType: "UUID", | ||
| IdValue: uuid.New().String(), | ||
| OriginalName: filepath.Join("objects", subpath)} | ||
|
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| err = premis.AppendPREMISObjectXML(filepath.Join(params.Path, "/metadata/premis.xml"), object) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| } | ||
|
|
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| return &AddPREMISObjectsResult{}, nil | ||
| } | ||
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