1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
// Copyright 2017 The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package urls
import (
"errors"
"fmt"
"github.com/russross/blackfriday"
"html/template"
"net/url"
"github.com/gohugoio/hugo/deps"
"github.com/spf13/cast"
)
// New returns a new instance of the urls-namespaced template functions.
func New(deps *deps.Deps) *Namespace {
return &Namespace{
deps: deps,
multihost: deps.Cfg.GetBool("multihost"),
}
}
// Namespace provides template functions for the "urls" namespace.
type Namespace struct {
deps *deps.Deps
multihost bool
}
// AbsURL takes a given string and converts it to an absolute URL.
func (ns *Namespace) AbsURL(a interface{}) (template.HTML, error) {
s, err := cast.ToStringE(a)
if err != nil {
return "", nil
}
return template.HTML(ns.deps.PathSpec.AbsURL(s, false)), nil
}
// Parse parses rawurl into a URL structure. The rawurl may be relative or
// absolute.
func (ns *Namespace) Parse(rawurl interface{}) (*url.URL, error) {
s, err := cast.ToStringE(rawurl)
if err != nil {
return nil, fmt.Errorf("Error in Parse: %s", err)
}
return url.Parse(s)
}
// RelURL takes a given string and prepends the relative path according to a
// page's position in the project directory structure.
func (ns *Namespace) RelURL(a interface{}) (template.HTML, error) {
s, err := cast.ToStringE(a)
if err != nil {
return "", nil
}
return template.HTML(ns.deps.PathSpec.RelURL(s, false)), nil
}
// URLize returns the given argument formatted as URL.
func (ns *Namespace) URLize(a interface{}) (string, error) {
s, err := cast.ToStringE(a)
if err != nil {
return "", nil
}
return ns.deps.PathSpec.URLize(s), nil
}
// Anchorize creates sanitized anchor names that are compatible with Blackfriday.
func (ns *Namespace) Anchorize(a interface{}) (string, error) {
s, err := cast.ToStringE(a)
if err != nil {
return "", nil
}
return blackfriday.SanitizedAnchorName(s), nil
}
type reflinker interface {
Ref(refs ...string) (string, error)
RelRef(refs ...string) (string, error)
}
// Ref returns the absolute URL path to a given content item.
func (ns *Namespace) Ref(in interface{}, refs ...string) (template.HTML, error) {
p, ok := in.(reflinker)
if !ok {
return "", errors.New("invalid Page received in Ref")
}
s, err := p.Ref(refs...)
return template.HTML(s), err
}
// RelRef returns the relative URL path to a given content item.
func (ns *Namespace) RelRef(in interface{}, refs ...string) (template.HTML, error) {
p, ok := in.(reflinker)
if !ok {
return "", errors.New("invalid Page received in RelRef")
}
s, err := p.RelRef(refs...)
return template.HTML(s), err
}
// RelLangURL takes a given string and prepends the relative path according to a
// page's position in the project directory structure and the current language.
func (ns *Namespace) RelLangURL(a interface{}) (template.HTML, error) {
s, err := cast.ToStringE(a)
if err != nil {
return "", err
}
return template.HTML(ns.deps.PathSpec.RelURL(s, !ns.multihost)), nil
}
// AbsLangURL takes a given string and converts it to an absolute URL according
// to a page's position in the project directory structure and the current
// language.
func (ns *Namespace) AbsLangURL(a interface{}) (template.HTML, error) {
s, err := cast.ToStringE(a)
if err != nil {
return "", err
}
return template.HTML(ns.deps.PathSpec.AbsURL(s, !ns.multihost)), nil
}
|