DockerCLI/cli/command/formatter/search.go

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package formatter
import (
"strconv"
"strings"
registry "github.com/docker/docker/api/types/registry"
)
const (
defaultSearchTableFormat = "table {{.Name}}\t{{.Description}}\t{{.StarCount}}\t{{.IsOfficial}}\t{{.IsAutomated}}"
starsHeader = "STARS"
officialHeader = "OFFICIAL"
automatedHeader = "AUTOMATED"
)
// NewSearchFormat returns a Format for rendering using a network Context
func NewSearchFormat(source string) Format {
switch source {
case "":
return defaultSearchTableFormat
case TableFormatKey:
return defaultSearchTableFormat
}
return Format(source)
}
// SearchWrite writes the context
func SearchWrite(ctx Context, results []registry.SearchResult, auto bool, stars int) error {
render := func(format func(subContext subContext) error) error {
for _, result := range results {
// --automated and -s, --stars are deprecated since Docker 1.12
if (auto && !result.IsAutomated) || (stars > result.StarCount) {
continue
}
searchCtx := &searchContext{trunc: ctx.Trunc, s: result}
if err := format(searchCtx); err != nil {
return err
}
}
return nil
}
searchCtx := searchContext{}
searchCtx.header = map[string]string{
"Name": nameHeader,
"Description": descriptionHeader,
"StarCount": starsHeader,
"IsOfficial": officialHeader,
"IsAutomated": automatedHeader,
}
return ctx.Write(&searchCtx, render)
}
type searchContext struct {
HeaderContext
trunc bool
json bool
s registry.SearchResult
}
func (c *searchContext) MarshalJSON() ([]byte, error) {
c.json = true
return marshalJSON(c)
}
func (c *searchContext) Name() string {
return c.s.Name
}
func (c *searchContext) Description() string {
desc := strings.Replace(c.s.Description, "\n", " ", -1)
desc = strings.Replace(desc, "\r", " ", -1)
if c.trunc {
desc = Ellipsis(desc, 45)
}
return desc
}
func (c *searchContext) StarCount() string {
return strconv.Itoa(c.s.StarCount)
}
func (c *searchContext) formatBool(value bool) string {
switch {
case value && c.json:
return "true"
case value:
return "[OK]"
case c.json:
return "false"
default:
return ""
}
}
func (c *searchContext) IsOfficial() string {
return c.formatBool(c.s.IsOfficial)
}
func (c *searchContext) IsAutomated() string {
return c.formatBool(c.s.IsAutomated)
}