mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-30 07:02:11 -05:00
702 lines
16 KiB
Go
702 lines
16 KiB
Go
// Copyright © 2013 Steve Francia <spf@spf13.com>.
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//
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// Licensed under the Simple Public License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://opensource.org/licenses/Simple-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package hugolib
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import (
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"bitbucket.org/pkg/inflect"
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"bytes"
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"errors"
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"fmt"
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"github.com/spf13/hugo/target"
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"github.com/spf13/nitro"
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"html/template"
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"io/ioutil"
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"os"
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"path/filepath"
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"strings"
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"time"
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)
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var DefaultTimer = nitro.Initalize()
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type Site struct {
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Config Config
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Pages Pages
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Tmpl *template.Template
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Indexes IndexList
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Files []string
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Sections Index
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Info SiteInfo
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Shortcodes map[string]ShortcodeFunc
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timer *nitro.B
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Target target.Publisher
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}
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type SiteInfo struct {
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BaseUrl template.URL
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Indexes OrderedIndexList
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Recent *Pages
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LastChange time.Time
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Title string
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Config *Config
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}
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func (s *Site) getFromIndex(kind string, name string) Pages {
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return s.Indexes[kind][name]
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}
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func (s *Site) timerStep(step string) {
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if s.timer == nil {
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s.timer = DefaultTimer
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}
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s.timer.Step(step)
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}
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func (s *Site) Build() (err error) {
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if err = s.Process(); err != nil {
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return
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}
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if err = s.Render(); err != nil {
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fmt.Printf("Error rendering site: %s\n", err)
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fmt.Printf("Available templates:")
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for _, template := range s.Tmpl.Templates() {
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fmt.Printf("\t%s\n", template.Name())
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}
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return
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}
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s.Write()
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return nil
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}
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func (s *Site) Analyze() {
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s.Process()
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s.checkDescriptions()
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}
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func (s *Site) Process() (err error) {
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s.initialize()
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s.prepTemplates()
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s.timerStep("initialize & template prep")
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s.CreatePages()
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s.setupPrevNext()
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s.timerStep("import pages")
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if err = s.BuildSiteMeta(); err != nil {
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return
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}
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s.timerStep("build indexes")
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return
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}
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func (s *Site) Render() (err error) {
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s.RenderAliases()
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s.timerStep("render and write aliases")
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s.ProcessShortcodes()
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s.timerStep("render shortcodes")
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s.AbsUrlify()
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s.timerStep("absolute URLify")
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if err = s.RenderIndexes(); err != nil {
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return
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}
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s.RenderIndexesIndexes()
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s.timerStep("render and write indexes")
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s.RenderLists()
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s.timerStep("render and write lists")
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if err = s.RenderPages(); err != nil {
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return
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}
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s.timerStep("render pages")
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if err = s.RenderHomePage(); err != nil {
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return
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}
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s.timerStep("render and write homepage")
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return
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}
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func (s *Site) Write() {
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s.WritePages()
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s.timerStep("write pages")
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}
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func (s *Site) checkDescriptions() {
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for _, p := range s.Pages {
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if len(p.Description) < 60 {
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fmt.Print(p.FileName + " ")
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}
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}
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}
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func (s *Site) prepTemplates() {
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var templates = template.New("")
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funcMap := template.FuncMap{
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"urlize": Urlize,
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"gt": Gt,
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"isset": IsSet,
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"echoParam": ReturnWhenSet,
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}
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templates.Funcs(funcMap)
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s.Tmpl = templates
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s.primeTemplates()
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s.loadTemplates()
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}
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func (s *Site) loadTemplates() {
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walker := func(path string, fi os.FileInfo, err error) error {
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if err != nil {
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PrintErr("Walker: ", err)
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return nil
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}
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if !fi.IsDir() {
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if ignoreDotFile(path) {
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return nil
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}
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filetext, err := ioutil.ReadFile(path)
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if err != nil {
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return err
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}
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s.addTemplate(s.generateTemplateNameFrom(path), string(filetext))
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}
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return nil
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}
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filepath.Walk(s.absLayoutDir(), walker)
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}
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func (s *Site) addTemplate(name, tmpl string) (err error) {
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_, err = s.Tmpl.New(name).Parse(tmpl)
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return
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}
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func (s *Site) generateTemplateNameFrom(path string) (name string) {
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name = filepath.ToSlash(path[len(s.absLayoutDir())+1:])
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return
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}
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func (s *Site) primeTemplates() {
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alias := "<!DOCTYPE html>\n <html>\n <head>\n <link rel=\"canonical\" href=\"{{ .Permalink }}\"/>\n <meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\" />\n <meta http-equiv=\"refresh\" content=\"0;url={{ .Permalink }}\" />\n </head>\n </html>"
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alias_xhtml := "<!DOCTYPE html>\n <html xmlns=\"http://www.w3.org/1999/xhtml\">\n <head>\n <link rel=\"canonical\" href=\"{{ .Permalink }}\"/>\n <meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\" />\n <meta http-equiv=\"refresh\" content=\"0;url={{ .Permalink }}\" />\n </head>\n </html>"
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s.addTemplate("alias", alias)
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s.addTemplate("alias-xhtml", alias_xhtml)
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}
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func (s *Site) initialize() {
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s.checkDirectories()
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staticDir := s.Config.GetAbsPath(s.Config.StaticDir + "/")
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walker := func(path string, fi os.FileInfo, err error) error {
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if err != nil {
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PrintErr("Walker: ", err)
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return nil
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}
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if fi.IsDir() {
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if path == staticDir {
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return filepath.SkipDir
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}
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return nil
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} else {
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if ignoreDotFile(path) {
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return nil
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}
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s.Files = append(s.Files, path)
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return nil
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}
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}
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filepath.Walk(s.absContentDir(), walker)
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s.Info = SiteInfo{
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BaseUrl: template.URL(s.Config.BaseUrl),
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Title: s.Config.Title,
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Recent: &s.Pages,
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Config: &s.Config,
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}
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s.Shortcodes = make(map[string]ShortcodeFunc)
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}
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func ignoreDotFile(path string) bool {
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return filepath.Base(path)[0] == '.'
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}
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func (s *Site) absLayoutDir() string {
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return s.Config.GetAbsPath(s.Config.LayoutDir)
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}
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func (s *Site) absContentDir() string {
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return s.Config.GetAbsPath(s.Config.ContentDir)
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}
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func (s *Site) absPublishDir() string {
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return s.Config.GetAbsPath(s.Config.PublishDir)
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}
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func (s *Site) checkDirectories() {
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if b, _ := dirExists(s.absLayoutDir()); !b {
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FatalErr("No layout directory found, expecting to find it at " + s.absLayoutDir())
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}
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if b, _ := dirExists(s.absContentDir()); !b {
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FatalErr("No source directory found, expecting to find it at " + s.absContentDir())
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}
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mkdirIf(s.absPublishDir())
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}
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func (s *Site) ProcessShortcodes() {
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for i, _ := range s.Pages {
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s.Pages[i].Content = HTML(ShortcodesHandle(string(s.Pages[i].Content), s.Pages[i], s.Tmpl))
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}
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}
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func (s *Site) AbsUrlify() {
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baseWithoutTrailingSlash := strings.TrimRight(s.Config.BaseUrl, "/")
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baseWithSlash := baseWithoutTrailingSlash + "/"
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for i, _ := range s.Pages {
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content := string(s.Pages[i].Content)
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content = strings.Replace(content, " src=\"/", " src=\""+baseWithSlash, -1)
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content = strings.Replace(content, " src='/", " src='"+baseWithSlash, -1)
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content = strings.Replace(content, " href='/", " href='"+baseWithSlash, -1)
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content = strings.Replace(content, " href=\"/", " href=\""+baseWithSlash, -1)
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content = strings.Replace(content, baseWithoutTrailingSlash+"//", baseWithSlash, -1)
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s.Pages[i].Content = HTML(content)
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}
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}
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func (s *Site) CreatePages() {
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for _, fileName := range s.Files {
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page := NewPage(fileName)
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page.Site = s.Info
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page.Tmpl = s.Tmpl
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_ = s.setUrlPath(page)
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page.Initalize()
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s.setOutFile(page)
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if s.Config.BuildDrafts || !page.Draft {
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s.Pages = append(s.Pages, page)
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}
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}
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s.Pages.Sort()
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}
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func (s *Site) setupPrevNext() {
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for i, _ := range s.Pages {
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if i < len(s.Pages)-1 {
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s.Pages[i].Next = s.Pages[i+1]
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}
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if i > 0 {
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s.Pages[i].Prev = s.Pages[i-1]
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}
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}
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}
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func (s *Site) setUrlPath(p *Page) error {
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y := strings.TrimPrefix(p.FileName, s.Config.GetAbsPath(s.Config.ContentDir))
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x := strings.Split(y, string(os.PathSeparator))
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if len(x) <= 1 {
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return errors.New("Zero length page name")
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}
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p.Section = strings.Trim(x[1], "/\\")
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p.Path = strings.Trim(strings.Join(x[:len(x)-1], string(os.PathSeparator)), "/\\")
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return nil
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}
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// If Url is provided it is assumed to be the complete relative path
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// and will override everything
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// Otherwise path + slug is used if provided
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// Lastly path + filename is used if provided
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func (s *Site) setOutFile(p *Page) {
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// Always use Url if it's specified
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if len(strings.TrimSpace(p.Url)) > 2 {
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p.OutFile = strings.TrimSpace(p.Url)
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if strings.HasSuffix(p.OutFile, "/") {
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p.OutFile = p.OutFile + "index.html"
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}
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return
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}
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var outfile string
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if len(strings.TrimSpace(p.Slug)) > 0 {
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// Use Slug if provided
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if s.Config.UglyUrls {
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outfile = strings.TrimSpace(p.Slug) + "." + p.Extension
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} else {
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outfile = filepath.Join(strings.TrimSpace(p.Slug), "index."+p.Extension)
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}
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} else {
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// Fall back to filename
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_, t := filepath.Split(p.FileName)
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if s.Config.UglyUrls {
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outfile = replaceExtension(strings.TrimSpace(t), p.Extension)
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} else {
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file, _ := fileExt(strings.TrimSpace(t))
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outfile = filepath.Join(file, "index."+p.Extension)
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}
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}
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p.OutFile = p.Path + string(os.PathSeparator) + strings.TrimSpace(outfile)
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}
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func (s *Site) BuildSiteMeta() (err error) {
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s.Indexes = make(IndexList)
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s.Sections = make(Index)
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for _, plural := range s.Config.Indexes {
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s.Indexes[plural] = make(Index)
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for i, p := range s.Pages {
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vals := p.GetParam(plural)
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if vals != nil {
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v, ok := vals.([]string)
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if ok {
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for _, idx := range v {
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s.Indexes[plural].Add(idx, s.Pages[i])
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}
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} else {
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PrintErr("Invalid " + plural + " in " + p.File.FileName)
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}
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}
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}
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for k, _ := range s.Indexes[plural] {
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s.Indexes[plural][k].Sort()
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}
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}
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for i, p := range s.Pages {
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s.Sections.Add(p.Section, s.Pages[i])
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}
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for k, _ := range s.Sections {
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s.Sections[k].Sort()
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}
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s.Info.Indexes = s.Indexes.BuildOrderedIndexList()
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if len(s.Pages) == 0 {
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return
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}
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s.Info.LastChange = s.Pages[0].Date
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// populate pages with site metadata
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for _, p := range s.Pages {
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p.Site = s.Info
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}
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return
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}
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func (s *Site) possibleIndexes() (indexes []string) {
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for _, p := range s.Pages {
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for k, _ := range p.Params {
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if !inStringArray(indexes, k) {
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indexes = append(indexes, k)
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}
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}
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}
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return
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}
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func inStringArray(arr []string, el string) bool {
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for _, v := range arr {
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if v == el {
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return true
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}
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}
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return false
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}
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func (s *Site) RenderAliases() error {
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for i, p := range s.Pages {
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for _, a := range p.Aliases {
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t := "alias"
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if strings.HasSuffix(a, ".xhtml") {
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t = "alias-xhtml"
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}
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content, err := s.RenderThing(s.Pages[i], t)
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if strings.HasSuffix(a, "/") {
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a = a + "index.html"
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}
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if err != nil {
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return err
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}
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err = s.WritePublic(a, content.Bytes())
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if err != nil {
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return err
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}
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}
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}
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return nil
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}
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func (s *Site) RenderPages() error {
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for i, _ := range s.Pages {
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content, err := s.RenderThingOrDefault(s.Pages[i], s.Pages[i].Layout(), "_default/single.html")
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if err != nil {
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return err
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}
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s.Pages[i].RenderedContent = content
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}
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return nil
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}
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func (s *Site) WritePages() (err error) {
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for _, p := range s.Pages {
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err = s.WritePublic(p.OutFile, p.RenderedContent.Bytes())
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if err != nil {
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return
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}
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}
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return
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}
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func (s *Site) RenderIndexes() error {
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for singular, plural := range s.Config.Indexes {
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for k, o := range s.Indexes[plural] {
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n := s.NewNode()
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n.Title = strings.Title(k)
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url := Urlize(plural + "/" + k)
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plink := url
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if s.Config.UglyUrls {
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n.Url = url + ".html"
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plink = n.Url
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} else {
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n.Url = url + "/index.html"
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}
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n.Permalink = HTML(MakePermalink(string(n.Site.BaseUrl), string(plink)))
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n.RSSlink = HTML(MakePermalink(string(n.Site.BaseUrl), string(url+".xml")))
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n.Date = o[0].Date
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n.Data[singular] = o
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n.Data["Pages"] = o
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layout := "indexes/" + singular + ".html"
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x, err := s.RenderThing(n, layout)
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if err != nil {
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return err
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}
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var base string
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if s.Config.UglyUrls {
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base = plural + "/" + k
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} else {
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base = plural + "/" + k + "/" + "index"
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}
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err = s.WritePublic(base+".html", x.Bytes())
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if err != nil {
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return err
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}
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if a := s.Tmpl.Lookup("rss.xml"); a != nil {
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// XML Feed
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y := s.NewXMLBuffer()
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if s.Config.UglyUrls {
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n.Url = Urlize(plural + "/" + k + ".xml")
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} else {
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n.Url = Urlize(plural + "/" + k + "/" + "index.xml")
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}
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n.Permalink = HTML(string(n.Site.BaseUrl) + n.Url)
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s.Tmpl.ExecuteTemplate(y, "rss.xml", n)
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err = s.WritePublic(base+".xml", y.Bytes())
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if err != nil {
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return err
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}
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}
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}
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}
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return nil
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}
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func (s *Site) RenderIndexesIndexes() (err error) {
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layout := "indexes/indexes.html"
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if s.Tmpl.Lookup(layout) != nil {
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for singular, plural := range s.Config.Indexes {
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n := s.NewNode()
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n.Title = strings.Title(plural)
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url := Urlize(plural)
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n.Url = url + "/index.html"
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n.Permalink = HTML(MakePermalink(string(n.Site.BaseUrl), string(n.Url)))
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n.Data["Singular"] = singular
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n.Data["Plural"] = plural
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n.Data["Index"] = s.Indexes[plural]
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n.Data["OrderedIndex"] = s.Info.Indexes[plural]
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x, err := s.RenderThing(n, layout)
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if err != nil {
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return err
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}
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|
|
|
err = s.WritePublic(plural+"/index.html", x.Bytes())
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
}
|
|
return
|
|
}
|
|
|
|
func (s *Site) RenderLists() error {
|
|
for section, data := range s.Sections {
|
|
n := s.NewNode()
|
|
n.Title = strings.Title(inflect.Pluralize(section))
|
|
n.Url = Urlize(section + "/" + "index.html")
|
|
n.Permalink = HTML(MakePermalink(string(n.Site.BaseUrl), string(n.Url)))
|
|
n.RSSlink = HTML(MakePermalink(string(n.Site.BaseUrl), string(section+".xml")))
|
|
n.Date = data[0].Date
|
|
n.Data["Pages"] = data
|
|
layout := "indexes/" + section + ".html"
|
|
|
|
content, err := s.RenderThingOrDefault(n, layout, "_default/index.html")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
err = s.WritePublic(section+"/index.html", content.Bytes())
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if a := s.Tmpl.Lookup("rss.xml"); a != nil {
|
|
// XML Feed
|
|
if s.Config.UglyUrls {
|
|
n.Url = Urlize(section + ".xml")
|
|
} else {
|
|
n.Url = Urlize(section + "/" + "index.xml")
|
|
}
|
|
n.Permalink = HTML(string(n.Site.BaseUrl) + n.Url)
|
|
y := s.NewXMLBuffer()
|
|
s.Tmpl.ExecuteTemplate(y, "rss.xml", n)
|
|
err = s.WritePublic(section+"/index.xml", y.Bytes())
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (s *Site) RenderHomePage() error {
|
|
n := s.NewNode()
|
|
n.Title = n.Site.Title
|
|
n.Url = Urlize(string(n.Site.BaseUrl))
|
|
n.RSSlink = HTML(MakePermalink(string(n.Site.BaseUrl), string("index.xml")))
|
|
n.Permalink = HTML(string(n.Site.BaseUrl))
|
|
if len(s.Pages) > 0 {
|
|
n.Date = s.Pages[0].Date
|
|
if len(s.Pages) < 9 {
|
|
n.Data["Pages"] = s.Pages
|
|
} else {
|
|
n.Data["Pages"] = s.Pages[:9]
|
|
}
|
|
}
|
|
x, err := s.RenderThing(n, "index.html")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
err = s.WritePublic("index.html", x.Bytes())
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if a := s.Tmpl.Lookup("rss.xml"); a != nil {
|
|
// XML Feed
|
|
n.Url = Urlize("index.xml")
|
|
n.Title = "Recent Content"
|
|
n.Permalink = HTML(string(n.Site.BaseUrl) + "index.xml")
|
|
y := s.NewXMLBuffer()
|
|
s.Tmpl.ExecuteTemplate(y, "rss.xml", n)
|
|
err = s.WritePublic("index.xml", y.Bytes())
|
|
return err
|
|
}
|
|
|
|
if a := s.Tmpl.Lookup("404.html"); a != nil {
|
|
n.Url = Urlize("404.html")
|
|
n.Title = "404 Page not found"
|
|
n.Permalink = HTML(string(n.Site.BaseUrl) + "404.html")
|
|
x, err := s.RenderThing(n, "404.html")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
err = s.WritePublic("404.html", x.Bytes())
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (s *Site) Stats() {
|
|
fmt.Printf("%d pages created \n", len(s.Pages))
|
|
for _, pl := range s.Config.Indexes {
|
|
fmt.Printf("%d %s index created\n", len(s.Indexes[pl]), pl)
|
|
}
|
|
}
|
|
|
|
func (s *Site) NewNode() (y Node) {
|
|
y.Data = make(map[string]interface{})
|
|
y.Site = s.Info
|
|
return y
|
|
}
|
|
|
|
func (s *Site) RenderThing(d interface{}, layout string) (*bytes.Buffer, error) {
|
|
if s.Tmpl.Lookup(layout) == nil {
|
|
return nil, errors.New(fmt.Sprintf("Layout not found: %s", layout))
|
|
}
|
|
buffer := new(bytes.Buffer)
|
|
err := s.Tmpl.ExecuteTemplate(buffer, layout, d)
|
|
return buffer, err
|
|
}
|
|
|
|
func (s *Site) RenderThingOrDefault(d interface{}, layout string, defaultLayout string) (*bytes.Buffer, error) {
|
|
content, err := s.RenderThing(d, layout)
|
|
if err != nil {
|
|
var err2 error
|
|
content, err2 = s.RenderThing(d, defaultLayout)
|
|
if err2 == nil {
|
|
return content, err2
|
|
}
|
|
}
|
|
return content, err
|
|
}
|
|
|
|
func (s *Site) NewXMLBuffer() *bytes.Buffer {
|
|
header := "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\" ?>\n"
|
|
return bytes.NewBufferString(header)
|
|
}
|
|
|
|
func (s *Site) WritePublic(path string, content []byte) (err error) {
|
|
|
|
if s.Target != nil {
|
|
return s.Target.Publish(path, bytes.NewReader(content))
|
|
}
|
|
|
|
if s.Config.Verbose {
|
|
fmt.Println(path)
|
|
}
|
|
|
|
path, filename := filepath.Split(path)
|
|
|
|
path = filepath.FromSlash(s.Config.GetAbsPath(filepath.Join(s.Config.PublishDir, path)))
|
|
err = mkdirIf(path)
|
|
if err != nil {
|
|
return
|
|
}
|
|
|
|
file, _ := os.Create(filepath.Join(path, filename))
|
|
defer file.Close()
|
|
|
|
_, err = file.Write(content)
|
|
return
|
|
}
|