/
templatefuncs.go
87 lines (76 loc) · 2.59 KB
/
templatefuncs.go
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/****************************************************************************
* Copyright (c) 2013, Scott Ferguson
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the software nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY SCOTT FERGUSON ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL SCOTT FERGUSON BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
****************************************************************************/
package goat
import (
"html/template"
"labix.org/v2/mgo/bson"
"reflect"
)
var (
funcMap = template.FuncMap{
"objectIdHex": ObjectIdHex,
"eq": eq,
}
)
func ParseTemplates(name, path string, funcs template.FuncMap, delims []string) *template.Template {
if funcs != nil {
for k, v := range funcs {
funcMap[k] = v
}
}
t := template.New(name).Funcs(funcMap)
if delims != nil {
t.Delims(delims[0], delims[1])
}
t, err := t.ParseGlob(path)
return template.Must(t, err)
}
// Via Russ Cox: http://goo.gl/GJUl1
func eq(args ...interface{}) bool {
if len(args) == 0 {
return false
}
x := args[0]
switch x := x.(type) {
case string, int, int64, byte, float32, float64:
for _, y := range args[1:] {
if x == y {
return true
}
}
return false
}
for _, y := range args[1:] {
if reflect.DeepEqual(x, y) {
return true
}
}
return false
}
func ObjectIdHex(id bson.ObjectId) string {
return id.Hex()
}