Repository navigation
Expand file tree
/
Copy pathgview.go
More file actions
143 lines (133 loc) · 4.54 KB
/
Copy pathgview.go
File metadata and controls
143 lines (133 loc) · 4.54 KB
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
140
141
142
143
// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
// Package gview implements a template engine based on text/template.
//
// Reserved template variable names:
// I18nLanguage: Assign this variable to define i18n language for each page.
package gview
import (
"github.com/gogf/gf/container/gmap"
"github.com/gogf/gf/internal/intlog"
"github.com/gogf/gf"
"github.com/gogf/gf/container/garray"
"github.com/gogf/gf/internal/cmdenv"
"github.com/gogf/gf/os/gfile"
"github.com/gogf/gf/os/glog"
)
// View object for template engine.
type View struct {
paths *garray.StrArray // Searching array for path, NOT concurrent-safe for performance purpose.
data map[string]interface{} // Global template variables.
funcMap map[string]interface{} // Global template function map.
fileCacheMap *gmap.StrAnyMap // File cache map.
config Config // Extra configuration for the view.
}
type (
Params = map[string]interface{} // Params is type for template params.
FuncMap = map[string]interface{} // FuncMap is type for custom template functions.
)
var (
// Default view object.
defaultViewObj *View
)
// checkAndInitDefaultView checks and initializes the default view object.
// The default view object will be initialized just once.
func checkAndInitDefaultView() {
if defaultViewObj == nil {
defaultViewObj = New()
}
}
// ParseContent parses the template content directly using the default view object
// and returns the parsed content.
func ParseContent(content string, params ...Params) (string, error) {
checkAndInitDefaultView()
return defaultViewObj.ParseContent(content, params...)
}
// New returns a new view object.
// The parameter <path> specifies the template directory path to load template files.
func New(path ...string) *View {
view := &View{
paths: garray.NewStrArray(),
data: make(map[string]interface{}),
funcMap: make(map[string]interface{}),
fileCacheMap: gmap.NewStrAnyMap(true),
config: DefaultConfig(),
}
if len(path) > 0 && len(path[0]) > 0 {
if err := view.SetPath(path[0]); err != nil {
intlog.Error(err)
}
} else {
// Customized dir path from env/cmd.
if envPath := cmdenv.Get("gf.gview.path").String(); envPath != "" {
if gfile.Exists(envPath) {
if err := view.SetPath(envPath); err != nil {
intlog.Error(err)
}
} else {
if errorPrint() {
glog.Errorf("Template directory path does not exist: %s", envPath)
}
}
} else {
// Dir path of working dir.
if err := view.SetPath(gfile.Pwd()); err != nil {
intlog.Error(err)
}
// Dir path of binary.
if selfPath := gfile.SelfDir(); selfPath != "" && gfile.Exists(selfPath) {
if err := view.AddPath(selfPath); err != nil {
intlog.Error(err)
}
}
// Dir path of main package.
if mainPath := gfile.MainPkgPath(); mainPath != "" && gfile.Exists(mainPath) {
if err := view.AddPath(mainPath); err != nil {
intlog.Error(err)
}
}
}
}
view.SetDelimiters("{{", "}}")
// default build-in variables.
view.data["GF"] = map[string]interface{}{
"version": gf.VERSION,
}
// default build-in functions.
view.BindFuncMap(FuncMap{
"eq": view.buildInFuncEq,
"ne": view.buildInFuncNe,
"lt": view.buildInFuncLt,
"le": view.buildInFuncLe,
"gt": view.buildInFuncGt,
"ge": view.buildInFuncGe,
"text": view.buildInFuncText,
"html": view.buildInFuncHtmlEncode,
"htmlencode": view.buildInFuncHtmlEncode,
"htmldecode": view.buildInFuncHtmlDecode,
"encode": view.buildInFuncHtmlEncode,
"decode": view.buildInFuncHtmlDecode,
"url": view.buildInFuncUrlEncode,
"urlencode": view.buildInFuncUrlEncode,
"urldecode": view.buildInFuncUrlDecode,
"date": view.buildInFuncDate,
"substr": view.buildInFuncSubStr,
"strlimit": view.buildInFuncStrLimit,
"concat": view.buildInFuncConcat,
"replace": view.buildInFuncReplace,
"compare": view.buildInFuncCompare,
"hidestr": view.buildInFuncHideStr,
"highlight": view.buildInFuncHighlight,
"toupper": view.buildInFuncToUpper,
"tolower": view.buildInFuncToLower,
"nl2br": view.buildInFuncNl2Br,
"include": view.buildInFuncInclude,
"dump": view.buildInFuncDump,
"map": view.buildInFuncMap,
"maps": view.buildInFuncMaps,
})
return view
}