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Code Issues Releases Activity

add some useful function

Browse Source 
1. Router
2. SetSession/GetSession/DelSession
3. RenderString
4. str2html/htmlquote/htmlunquote
5. move the template Function to util.go
This commit is contained in:
astaxie 2013-04-03 23:37:59 +08:00
parent 74d8952c5a
commit 69f40ad18a
4 changed files with 197 additions and 131 deletions
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13
beego.go
View File

@ -153,7 +153,7 @@ func (app *App) Run() {
}
}
func (app *App) RegisterController(path string, c ControllerInterface) *App {
func (app *App) Router(path string, c ControllerInterface) *App {
app.Handlers.Add(path, c)
return app
}
@ -192,7 +192,12 @@ func (app *App) AccessLog(ctx *Context) {
}
func RegisterController(path string, c ControllerInterface) *App {
BeeApp.RegisterController(path, c)
BeeApp.Router(path, c)
return BeeApp
}
func Router(path string, c ControllerInterface) *App {
BeeApp.Router(path, c)
return BeeApp
}
@ -213,8 +218,8 @@ func FilterPrefixPath(path string, filter http.HandlerFunc) *App {
func Run() {
if PprofOn {
BeeApp.RegisterController(`/debug/pprof`, &ProfController{})
BeeApp.RegisterController(`/debug/pprof/:pp([\w]+)`, &ProfController{})
BeeApp.Router(`/debug/pprof`, &ProfController{})
BeeApp.Router(`/debug/pprof/:pp([\w]+)`, &ProfController{})
}
if SessionOn {
GlobalSessions, _ = session.NewManager(SessionProvider, SessionName, SessionGCMaxLifetime)

47
controller.go
View File

@ -82,6 +82,21 @@ func (c *Controller) Options() {
http.Error(c.Ctx.ResponseWriter, "Method Not Allowed", 405)
}
func (c *Controller) SetSession(name string, value interface{}) {
ss := c.StartSession()
ss.Set(name, value)
}
func (c *Controller) GetSession(name string) interface{} {
ss := c.StartSession()
return ss.Get(name)
}
func (c *Controller) DelSession(name string) {
ss := c.StartSession()
ss.Delete(name)
}
func (c *Controller) Render() error {
rb, err := c.RenderBytes()
@ -96,32 +111,29 @@ func (c *Controller) Render() error {
return nil
}
func (c *Controller) RenderString() (string, error) {
b, e := c.RenderBytes()
return string(b), e
}
func (c *Controller) RenderBytes() ([]byte, error) {
//if the controller has set layout, then first get the tplname's content set the content to the layout
var t *template.Template
var err error
if c.Layout != "" {
if c.TplNames == "" {
c.TplNames = c.ChildName + "/" + c.Ctx.Request.Method + "." + c.TplExt
}
if RunMode == "dev" {
t, err = template.New("beegoTemplate").Funcs(beegoTplFuncMap).ParseFiles(path.Join(ViewsPath, c.TplNames), path.Join(ViewsPath, c.Layout))
if err != nil {
Trace("template ParseFiles err:", err)
}
} else {
subdir := path.Dir(c.TplNames)
t = BeeTemplates[subdir]
BuildTemplate(ViewsPath)
}
subdir := path.Dir(c.TplNames)
_, file := path.Split(c.TplNames)
newbytes := bytes.NewBufferString("")
t.ExecuteTemplate(newbytes, file, c.Data)
BeeTemplates[subdir].ExecuteTemplate(newbytes, file, c.Data)
tplcontent, _ := ioutil.ReadAll(newbytes)
c.Data["LayoutContent"] = template.HTML(string(tplcontent))
_, file = path.Split(c.Layout)
ibytes := bytes.NewBufferString("")
err := t.ExecuteTemplate(ibytes, file, c.Data)
err := BeeTemplates[subdir].ExecuteTemplate(ibytes, file, c.Data)
if err != nil {
Trace("template Execute err:", err)
}
@ -132,17 +144,12 @@ func (c *Controller) RenderBytes() ([]byte, error) {
c.TplNames = c.ChildName + "/" + c.Ctx.Request.Method + "." + c.TplExt
}
if RunMode == "dev" {
t, err = template.New("beegoTemplate").Funcs(beegoTplFuncMap).ParseFiles(path.Join(ViewsPath, c.TplNames))
if err != nil {
Trace("template ParseFiles err:", err)
}
} else {
subdir := path.Dir(c.TplNames)
t = BeeTemplates[subdir]
BuildTemplate(ViewsPath)
}
subdir := path.Dir(c.TplNames)
_, file := path.Split(c.TplNames)
ibytes := bytes.NewBufferString("")
err := t.ExecuteTemplate(ibytes, file, c.Data)
err := BeeTemplates[subdir].ExecuteTemplate(ibytes, file, c.Data)
if err != nil {
Trace("template Execute err:", err)
}

110
template.go
View File

@ -5,14 +5,11 @@ package beego
import (
"errors"
"fmt"
"github.com/russross/blackfriday"
"html/template"
"os"
"path"
"path/filepath"
"regexp"
"strings"
"time"
)
var (
@ -32,110 +29,9 @@ func init() {
beegoTplFuncMap["compare"] = Compare
beegoTplFuncMap["substr"] = Substr
beegoTplFuncMap["html2str"] = Html2str
}
// MarkDown parses a string in MarkDown format and returns HTML. Used by the template parser as "markdown"
func MarkDown(raw string) (output template.HTML) {
input := []byte(raw)
bOutput := blackfriday.MarkdownBasic(input)
output = template.HTML(string(bOutput))
return
}
func Substr(s string, start, length int) string {
bt := []rune(s)
if start < 0 {
start = 0
}
var end int
if (start + length) > (len(bt) - 1) {
end = len(bt) - 1
} else {
end = start + length
}
return string(bt[start:end])
}
// Html2str() returns escaping text convert from html
func Html2str(html string) string {
src := string(html)
//将HTML标签全转换成小写
re, _ := regexp.Compile("\\<[\\S\\s]+?\\>")
src = re.ReplaceAllStringFunc(src, strings.ToLower)
//去除STYLE
re, _ = regexp.Compile("\\<style[\\S\\s]+?\\</style\\>")
src = re.ReplaceAllString(src, "")
//去除SCRIPT
re, _ = regexp.Compile("\\<script[\\S\\s]+?\\</script\\>")
src = re.ReplaceAllString(src, "")
//去除所有尖括号内的HTML代码，并换成换行符
re, _ = regexp.Compile("\\<[\\S\\s]+?\\>")
src = re.ReplaceAllString(src, "\n")
//去除连续的换行符
re, _ = regexp.Compile("\\s{2,}")
src = re.ReplaceAllString(src, "\n")
return strings.TrimSpace(src)
}
// DateFormat takes a time and a layout string and returns a string with the formatted date. Used by the template parser as "dateformat"
func DateFormat(t time.Time, layout string) (datestring string) {
datestring = t.Format(layout)
return
}
// Date takes a PHP like date func to Go's time fomate
func Date(t time.Time, format string) (datestring string) {
patterns := []string{
// year
"Y", "2006", // A full numeric representation of a year, 4 digits Examples: 1999 or 2003
"y", "06", //A two digit representation of a year Examples: 99 or 03
// month
"m", "01", // Numeric representation of a month, with leading zeros 01 through 12
"n", "1", // Numeric representation of a month, without leading zeros 1 through 12
"M", "Jan", // A short textual representation of a month, three letters Jan through Dec
"F", "January", // A full textual representation of a month, such as January or March January through December
// day
"d", "02", // Day of the month, 2 digits with leading zeros 01 to 31
"j", "2", // Day of the month without leading zeros 1 to 31
// week
"D", "Mon", // A textual representation of a day, three letters Mon through Sun
"l", "Monday", // A full textual representation of the day of the week Sunday through Saturday
// time
"g", "3", // 12-hour format of an hour without leading zeros 1 through 12
"G", "15", // 24-hour format of an hour without leading zeros 0 through 23
"h", "03", // 12-hour format of an hour with leading zeros 01 through 12
"H", "15", // 24-hour format of an hour with leading zeros 00 through 23
"a", "pm", // Lowercase Ante meridiem and Post meridiem am or pm
"A", "PM", // Uppercase Ante meridiem and Post meridiem AM or PM
"i", "04", // Minutes with leading zeros 00 to 59
"s", "05", // Seconds, with leading zeros 00 through 59
}
replacer := strings.NewReplacer(patterns...)
format = replacer.Replace(format)
datestring = t.Format(format)
return
}
// Compare is a quick and dirty comparison function. It will convert whatever you give it to strings and see if the two values are equal.
// Whitespace is trimmed. Used by the template parser as "eq"
func Compare(a, b interface{}) (equal bool) {
equal = false
if strings.TrimSpace(fmt.Sprintf("%v", a)) == strings.TrimSpace(fmt.Sprintf("%v", b)) {
equal = true
}
return
beegoTplFuncMap["str2html"] = Str2html
beegoTplFuncMap["htmlquote"] = Htmlquote
beegoTplFuncMap["htmlunquote"] = Htmlunquote
}
// AddFuncMap let user to register a func in the template

158
utils.go
View File

@ -1,6 +1,10 @@
package beego
import (
"fmt"
"github.com/russross/blackfriday"
"html/template"
"regexp"
"strings"
"time"
)
@ -12,3 +16,157 @@ func webTime(t time.Time) string {
}
return ftime
}
// MarkDown parses a string in MarkDown format and returns HTML. Used by the template parser as "markdown"
func MarkDown(raw string) (output template.HTML) {
input := []byte(raw)
bOutput := blackfriday.MarkdownBasic(input)
output = template.HTML(string(bOutput))
return
}
func Substr(s string, start, length int) string {
bt := []rune(s)
if start < 0 {
start = 0
}
var end int
if (start + length) > (len(bt) - 1) {
end = len(bt) - 1
} else {
end = start + length
}
return string(bt[start:end])
}
// Html2str() returns escaping text convert from html
func Html2str(html string) string {
src := string(html)
//将HTML标签全转换成小写
re, _ := regexp.Compile("\\<[\\S\\s]+?\\>")
src = re.ReplaceAllStringFunc(src, strings.ToLower)
//去除STYLE
re, _ = regexp.Compile("\\<style[\\S\\s]+?\\</style\\>")
src = re.ReplaceAllString(src, "")
//去除SCRIPT
re, _ = regexp.Compile("\\<script[\\S\\s]+?\\</script\\>")
src = re.ReplaceAllString(src, "")
//去除所有尖括号内的HTML代码，并换成换行符
re, _ = regexp.Compile("\\<[\\S\\s]+?\\>")
src = re.ReplaceAllString(src, "\n")
//去除连续的换行符
re, _ = regexp.Compile("\\s{2,}")
src = re.ReplaceAllString(src, "\n")
return strings.TrimSpace(src)
}
// DateFormat takes a time and a layout string and returns a string with the formatted date. Used by the template parser as "dateformat"
func DateFormat(t time.Time, layout string) (datestring string) {
datestring = t.Format(layout)
return
}
// Date takes a PHP like date func to Go's time fomate
func Date(t time.Time, format string) (datestring string) {
patterns := []string{
// year
"Y", "2006", // A full numeric representation of a year, 4 digits Examples: 1999 or 2003
"y", "06", //A two digit representation of a year Examples: 99 or 03
// month
"m", "01", // Numeric representation of a month, with leading zeros 01 through 12
"n", "1", // Numeric representation of a month, without leading zeros 1 through 12
"M", "Jan", // A short textual representation of a month, three letters Jan through Dec
"F", "January", // A full textual representation of a month, such as January or March January through December
// day
"d", "02", // Day of the month, 2 digits with leading zeros 01 to 31
"j", "2", // Day of the month without leading zeros 1 to 31
// week
"D", "Mon", // A textual representation of a day, three letters Mon through Sun
"l", "Monday", // A full textual representation of the day of the week Sunday through Saturday
// time
"g", "3", // 12-hour format of an hour without leading zeros 1 through 12
"G", "15", // 24-hour format of an hour without leading zeros 0 through 23
"h", "03", // 12-hour format of an hour with leading zeros 01 through 12
"H", "15", // 24-hour format of an hour with leading zeros 00 through 23
"a", "pm", // Lowercase Ante meridiem and Post meridiem am or pm
"A", "PM", // Uppercase Ante meridiem and Post meridiem AM or PM
"i", "04", // Minutes with leading zeros 00 to 59
"s", "05", // Seconds, with leading zeros 00 through 59
}
replacer := strings.NewReplacer(patterns...)
format = replacer.Replace(format)
datestring = t.Format(format)
return
}
// Compare is a quick and dirty comparison function. It will convert whatever you give it to strings and see if the two values are equal.
// Whitespace is trimmed. Used by the template parser as "eq"
func Compare(a, b interface{}) (equal bool) {
equal = false
if strings.TrimSpace(fmt.Sprintf("%v", a)) == strings.TrimSpace(fmt.Sprintf("%v", b)) {
equal = true
}
return
}
func Str2html(raw string) template.HTML {
return template.HTML(raw)
}
func Htmlquote(src string) string {
//HTML编码为实体符号
/*
Encodes `text` for raw use in HTML.
>>> htmlquote("<'&\\">")
'&lt;&#39;&amp;&quot;&gt;'
*/
text := string(src)
text = strings.Replace(text, "&", "&amp;", -1) // Must be done first!
text = strings.Replace(text, "<", "&lt;", -1)
text = strings.Replace(text, ">", "&gt;", -1)
text = strings.Replace(text, "'", "&#39;", -1)
text = strings.Replace(text, "\"", "&quot;", -1)
text = strings.Replace(text, "“", "&ldquo;", -1)
text = strings.Replace(text, "”", "&rdquo;", -1)
text = strings.Replace(text, " ", "&nbsp;", -1)
return strings.TrimSpace(text)
}
func Htmlunquote(src string) string {
//实体符号解释为HTML
/*
Decodes `text` that's HTML quoted.
>>> htmlunquote('&lt;&#39;&amp;&quot;&gt;')
'<\\'&">'
*/
// strings.Replace(s, old, new, n)
// 在s字符串中，把old字符串替换为new字符串，n表示替换的次数，小于0表示全部替换
text := string(src)
text = strings.Replace(text, "&nbsp;", " ", -1)
text = strings.Replace(text, "&rdquo;", "”", -1)
text = strings.Replace(text, "&ldquo;", "“", -1)
text = strings.Replace(text, "&quot;", "\"", -1)
text = strings.Replace(text, "&#39;", "'", -1)
text = strings.Replace(text, "&gt;", ">", -1)
text = strings.Replace(text, "&lt;", "<", -1)
text = strings.Replace(text, "&amp;", "&", -1) // Must be done last!
return strings.TrimSpace(text)
}