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SaveAsTemplate and SaveToFileAsTemplate are added for presentation #400

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merged 2 commits into from
Jun 7, 2020
Merged

SaveAsTemplate and SaveToFileAsTemplate are added for presentation #400

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de30ede
SaveAsTemplate and SaveToFileAsTemplate are added for presentation
zgordan-vv Jun 4, 2020
a1284b7
Merge branch 'master' into save_template
gunnsth Jun 7, 2020
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28 changes: 27 additions & 1 deletion presentation/presentation.go
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Original file line number Diff line number Diff line change
Expand Up @@ -376,6 +376,15 @@ func (p *Presentation) AddDefaultSlideWithLayout(l SlideLayout) (Slide, error) {

// Save writes the presentation out to a writer in the Zip package format
func (p *Presentation) Save(w io.Writer) error {
return p.save(w, false)
}

// SaveAsTemplate writes the presentation out to a writer in the Zip package format as a template
func (p *Presentation) SaveAsTemplate(w io.Writer) error {
return p.save(w, true)
}

func (p *Presentation) save(w io.Writer, isTemplate bool) error {
if err := p.x.Validate(); err != nil {
log.Printf("validation error in document: %s", err)
}
Expand All @@ -395,6 +404,14 @@ func (p *Presentation) Save(w io.Writer) error {
r.Properties().SetSolidFill(color.Red)
}

if isTemplate {
p.ContentTypes.RemoveOverride("application/vnd.openxmlformats-officedocument.presentationml.presentation.main+xml")
p.ContentTypes.EnsureOverride("/ppt/presentation.xml", "application/vnd.openxmlformats-officedocument.presentationml.template.main+xml")
} else {
p.ContentTypes.RemoveOverride("application/vnd.openxmlformats-officedocument.presentationml.template.main+xml")
p.ContentTypes.EnsureOverride("/ppt/presentation.xml", "application/vnd.openxmlformats-officedocument.presentationml.presentation.main+xml")
}

dt := unioffice.DocTypePresentation

z := zip.NewWriter(w)
Expand Down Expand Up @@ -476,12 +493,21 @@ func (p *Presentation) Save(w io.Writer) error {

// SaveToFile writes the Presentation out to a file.
func (p *Presentation) SaveToFile(path string) error {
return p.saveToFile(path, false)
}

// SaveToFileAsTemplate writes the Presentation out to a file as a template.
func (p *Presentation) SaveToFileAsTemplate(path string) error {
return p.saveToFile(path, true)
}

func (p *Presentation) saveToFile(path string, isTemplate bool) error {
f, err := os.Create(path)
if err != nil {
return err
}
defer f.Close()
return p.Save(f)
return p.save(f, isTemplate)
}

func (p *Presentation) Validate() error {
Expand Down