42 lines
1.2 KiB
Go
42 lines
1.2 KiB
Go
package custom
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import (
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_ "embed"
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"html/template"
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"text/template/parse"
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"github.com/FAU-CDI/wisski-distillery/pkg/environment"
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)
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const footerName = "footer"
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//go:embed "footer.html"
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var defaultTemplateStr string
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var defaultTemplate = template.Must(template.New("footer.html").Parse(defaultTemplateStr))
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// Template creates a copy of template with shared template parts updated accordingly.
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// Any template using this should use one of the template contexts in this package.
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func (custom *Custom) Template(tpl *template.Template) *template.Template {
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tree := custom.footerTemplate()
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clone := template.Must(tpl.Clone()) // create a clone of the template
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template.Must(clone.AddParseTree(footerName, tree)) // add the parse tree to it
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return clone // and return the tree
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}
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// footerTemplate returns a new copy of the footer template
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func (custom *Custom) footerTemplate() *parse.Tree {
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footer, err := (func() (*template.Template, error) {
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data, err := environment.ReadFile(custom.Environment, custom.FooterPath())
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if err != nil {
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return nil, err
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}
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return template.New("footer.html").Parse(string(data))
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})()
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if err != nil {
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return defaultTemplate.Tree.Copy()
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}
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return footer.Tree
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}
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