/
package.go
130 lines (104 loc) · 2.46 KB
/
package.go
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package templates
import (
"html/template"
"os"
"log"
"path/filepath"
"strings"
)
type Package struct {
objects map[string]*template.Template
path string
libPath string
}
func (p *Package) String() string {
return "Package for " + p.path
}
func (p *Package) add(path string) {
logger.Debug("Adding %v", path)
dir, file := filepath.Split(path)
name := strings.Trim(dir[len(p.path)+1:], "/\\")
tpl, ok := p.objects[name]
if !ok {
logger.Debug("Creating new template, %v, for %v", file, dir)
tpl = template.New(name)
p.addLib(tpl)
p.objects[name] = tpl
}
_, err := tpl.ParseFiles(path)
if err != nil {
log.Fatalf("Unable to parse template, %v", err)
}
}
func (p *Package) addLib(tpl *template.Template) {
glob := p.path + string(os.PathSeparator) + p.libPath + "/*.html"
log.Printf("Adding lib: %v", glob)
tpl.ParseGlob(glob)
}
func (p *Package) packageWalker(path string, f os.FileInfo, err error) error {
log.Printf("Path: %v(%v)", path, p.path)
l := len(p.path)
l2 := len(p.libPath)
if len(path) < l+l2 {
return nil
}
sub := path[l+1:l+1+len(p.libPath)]
//log.Printf("l: %v, l2: %v ===== %v", l, l2, sub)
if sub == p.libPath {
return nil
}
if f.Mode().IsRegular() && path[len(path)-1:] != "~" {
p.add(path)
}
return nil
}
func (p *Package) Get(objectName string) *template.Template {
object, ok := p.objects[objectName]
if !ok {
return nil
}
return object
}
func (p *Package) Contains(objectName, method string) bool {
object := p.Get(objectName)
if object == nil {
return false
}
tpl := object.Lookup(method)
return tpl != nil
}
func (p *Package) Print() {
log.Printf("Printing %v", p.path)
//printTemplate(p.objects, 2, 0)
for i, j := range p.objects {
//log.Printf("%v: %v", i, getTemplate(j.Name()))
log.Printf("%v: [%v]", i, getTemplate(j))
}
}
func getTemplate(tpl *template.Template) (s string) {
for _, j := range tpl.Templates() {
s += j.Name() + ", "
}
return s
}
func printTemplate(tpl *template.Template, max, level int) {
if level > max {
return
}
log.Printf("Printing template: %v @ %v", tpl.Name(), level)
for i, j := range tpl.Templates() {
log.Printf("TEMPLATE: %v=%v", i, j.Name())
}
for _, j := range tpl.Templates() {
printTemplate(j, max, level + 1)
}
}
func NewPackage(path string) *Package {
logger.Debug("New package from %v", path)
p := &Package{}
p.objects = make(map[string]*template.Template)
p.path = path
p.libPath = "lib"
filepath.Walk(path, p.packageWalker)
return p
}