forked from go-xiaohei/pugo
/
front_matter.go
133 lines (121 loc) · 2.77 KB
/
front_matter.go
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package model
import (
"io/ioutil"
"path/filepath"
"strings"
"github.com/BurntSushi/toml"
"gopkg.in/ini.v1"
)
// NewPostsFrontMatter parse post meta file to create post data
func NewPostsFrontMatter(file string, t FormatType) (map[string]*Post, error) {
metas := make(map[string]*Post)
if t == FormatTOML {
data, err := ioutil.ReadFile(file)
if err != nil {
return nil, err
}
if err = toml.Unmarshal(data, &metas); err != nil {
return nil, err
}
}
if t == FormatINI {
iniObj, err := ini.Load(file)
if err != nil {
return nil, err
}
for _, s := range iniObj.SectionStrings() {
s2 := strings.Trim(s, `"`)
if s2 == "DEFAULT" {
continue
}
post := new(Post)
if err = newPostFromIniSection(iniObj.Section(filepath.ToSlash(s)), post); err != nil {
return nil, err
}
metas[s2] = post
}
}
return metas, nil
}
// NewPagesFrontMatter parse page meta file to create page data
func NewPagesFrontMatter(file string, t FormatType) (map[string]*Page, error) {
metas := make(map[string]*Page)
if t == FormatTOML {
data, err := ioutil.ReadFile(file)
if err != nil {
return nil, err
}
if err = toml.Unmarshal(data, &metas); err != nil {
return nil, err
}
}
if t == FormatINI {
iniObj, err := ini.Load(file)
if err != nil {
return nil, err
}
for _, s := range iniObj.SectionStrings() {
s2 := strings.Trim(s, `"`)
if s2 == "DEFAULT" {
continue
}
if strings.HasSuffix(s2, ".meta") {
continue
}
page := new(Page)
if err = newPageFromIniObject(iniObj, page, s, `"`+s2+`.meta"`); err != nil {
return nil, err
}
metas[s2] = page
}
}
for k, page := range metas {
if page.Node {
page.Slug = k
if err := page.normalize(); err != nil {
return nil, err
}
}
}
return metas, nil
}
func newPostFromIniSection(section *ini.Section, post *Post) error {
var err error
if err = section.MapTo(post); err != nil {
return err
}
tagStr := section.Key("tags").Value()
if tagStr != "" {
post.TagString = strings.Split(tagStr, ",")
}
authorEmail := section.Key("author_email").Value()
if authorEmail != "" {
post.Author, err = newAuthorFromIniSection(section)
if err != nil {
return err
}
}
return nil
}
func newPageFromIniObject(iniObj *ini.File, page *Page, sectionName, metaSectionName string) error {
var err error
section := iniObj.Section(sectionName)
if err = section.MapTo(page); err != nil {
return err
}
authorEmail := section.Key("author_email").Value()
if authorEmail != "" {
page.Author, err = newAuthorFromIniSection(section)
if err != nil {
return err
}
}
metaData := iniObj.Section(metaSectionName).KeysHash()
if len(metaData) > 0 {
page.Meta = make(map[string]interface{})
for k, v := range metaData {
page.Meta[k] = v
}
}
return nil
}