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metadata.go
File metadata and controls
91 lines (69 loc) · 1.62 KB
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package parser
import (
"time"
"github.com/verless/verless/model"
)
const (
dateFormat = "2006-01-02"
)
type (
metadata map[string]interface{}
assignFn func(val interface{})
)
func readMetadata(metadata metadata, page *model.Page) {
readPrimitive(metadata["Title"], func(val interface{}) {
page.Title = val.(string)
})
readPrimitive(metadata["Author"], func(val interface{}) {
page.Author = val.(string)
})
readDate(metadata["Date"], func(val interface{}) {
page.Date = val.(time.Time)
})
readList(metadata["Tags"], func(val interface{}) {
page.Tags = append(page.Tags, val.(string))
})
readPrimitive(metadata["Img"], func(val interface{}) {
page.Img = val.(string)
})
readPrimitive(metadata["Credit"], func(val interface{}) {
page.Credit = val.(string)
})
readPrimitive(metadata["Description"], func(val interface{}) {
page.Description = val.(string)
})
readList(metadata["Related"], func(val interface{}) {
page.AddRelatedFQN(val.(string))
})
readPrimitive(metadata["Template"], func(val interface{}) {
page.Template = val.(string)
})
readPrimitive(metadata["Hidden"], func(val interface{}) {
page.SetHidden(val.(bool))
})
}
func readPrimitive(field interface{}, assign assignFn) {
if field == nil {
return
}
assign(field)
}
func readDate(field interface{}, assign assignFn) {
if field == nil {
return
}
date, err := time.Parse(dateFormat, field.(string))
if err != nil {
panic(err)
}
assign(date)
}
func readList(field interface{}, assign assignFn) {
if field == nil {
return
}
list, _ := field.([]interface{})
for i := 0; i < len(list); i++ {
assign(list[i])
}
}