//loadTemplate 加载解析模板
func (d *dynamic) loadTemplate(currDir string) (*template.Template, error) {
if len(d.Template) == 0 {
return nil, fmt.Errorf(ErrorPageNotTemplate)
}
var (
t *template.Template = nil
filePath, fileName, content string
b []byte
err error
)
for _, filename := range d.Template {
filePath = filepath.Join(currDir, filename)
fileName = filepath.Base(filename)
b, err = ioutil.ReadFile(filePath)
if err != nil {
return nil, err
}
content = d.formatTemplate(string(b))
var tmpl *template.Template
if t == nil {
t = template.New(fileName)
}
if fileName == t.Name() {
tmpl = t
} else {
tmpl = t.New(fileName)
}
tmpl.Delims(d.Delims.Left, d.Delims.Right)
tmpl.Funcs(TemplateFuncMap)
_, err = tmpl.Parse(content)
if err != nil {
return nil, err
}
}
return t, nil
}