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golint pagination

This commit is contained in:
astaxie 2015-09-14 23:17:33 +08:00
parent 7b81617a95
commit 5015614fdc
4 changed files with 21 additions and 22 deletions

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@ -18,7 +18,7 @@ import (
"github.com/astaxie/beego/context" "github.com/astaxie/beego/context"
) )
// Instantiates a Paginator and assigns it to context.Input.Data["paginator"]. // SetPaginator Instantiates a Paginator and assigns it to context.Input.Data["paginator"].
func SetPaginator(context *context.Context, per int, nums int64) (paginator *Paginator) { func SetPaginator(context *context.Context, per int, nums int64) (paginator *Paginator) {
paginator = NewPaginator(context.Request, per, nums) paginator = NewPaginator(context.Request, per, nums)
context.Input.Data["paginator"] = &paginator context.Input.Data["paginator"] = &paginator

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@ -1,6 +1,5 @@
/* /*
Package pagination provides utilities to setup a paginator within the
The pagination package provides utilities to setup a paginator within the
context of a http request. context of a http request.
Usage Usage

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@ -33,7 +33,7 @@ type Paginator struct {
page int page int
} }
// Returns the total number of pages. // PageNums Returns the total number of pages.
func (p *Paginator) PageNums() int { func (p *Paginator) PageNums() int {
if p.pageNums != 0 { if p.pageNums != 0 {
return p.pageNums return p.pageNums
@ -46,17 +46,17 @@ func (p *Paginator) PageNums() int {
return p.pageNums return p.pageNums
} }
// Returns the total number of items (e.g. from doing SQL count). // Nums Returns the total number of items (e.g. from doing SQL count).
func (p *Paginator) Nums() int64 { func (p *Paginator) Nums() int64 {
return p.nums return p.nums
} }
// Sets the total number of items. // SetNums Sets the total number of items.
func (p *Paginator) SetNums(nums interface{}) { func (p *Paginator) SetNums(nums interface{}) {
p.nums, _ = ToInt64(nums) p.nums, _ = toInt64(nums)
} }
// Returns the current page. // Page Returns the current page.
func (p *Paginator) Page() int { func (p *Paginator) Page() int {
if p.page != 0 { if p.page != 0 {
return p.page return p.page
@ -74,7 +74,7 @@ func (p *Paginator) Page() int {
return p.page return p.page
} }
// Returns a list of all pages. // Pages Returns a list of all pages.
// //
// Usage (in a view template): // Usage (in a view template):
// //
@ -112,7 +112,7 @@ func (p *Paginator) Pages() []int {
return p.pageRange return p.pageRange
} }
// Returns URL for a given page index. // PageLink Returns URL for a given page index.
func (p *Paginator) PageLink(page int) string { func (p *Paginator) PageLink(page int) string {
link, _ := url.ParseRequestURI(p.Request.URL.String()) link, _ := url.ParseRequestURI(p.Request.URL.String())
values := link.Query() values := link.Query()
@ -125,7 +125,7 @@ func (p *Paginator) PageLink(page int) string {
return link.String() return link.String()
} }
// Returns URL to the previous page. // PageLinkPrev Returns URL to the previous page.
func (p *Paginator) PageLinkPrev() (link string) { func (p *Paginator) PageLinkPrev() (link string) {
if p.HasPrev() { if p.HasPrev() {
link = p.PageLink(p.Page() - 1) link = p.PageLink(p.Page() - 1)
@ -133,7 +133,7 @@ func (p *Paginator) PageLinkPrev() (link string) {
return return
} }
// Returns URL to the next page. // PageLinkNext Returns URL to the next page.
func (p *Paginator) PageLinkNext() (link string) { func (p *Paginator) PageLinkNext() (link string) {
if p.HasNext() { if p.HasNext() {
link = p.PageLink(p.Page() + 1) link = p.PageLink(p.Page() + 1)
@ -141,42 +141,42 @@ func (p *Paginator) PageLinkNext() (link string) {
return return
} }
// Returns URL to the first page. // PageLinkFirst Returns URL to the first page.
func (p *Paginator) PageLinkFirst() (link string) { func (p *Paginator) PageLinkFirst() (link string) {
return p.PageLink(1) return p.PageLink(1)
} }
// Returns URL to the last page. // PageLinkLast Returns URL to the last page.
func (p *Paginator) PageLinkLast() (link string) { func (p *Paginator) PageLinkLast() (link string) {
return p.PageLink(p.PageNums()) return p.PageLink(p.PageNums())
} }
// Returns true if the current page has a predecessor. // HasPrev Returns true if the current page has a predecessor.
func (p *Paginator) HasPrev() bool { func (p *Paginator) HasPrev() bool {
return p.Page() > 1 return p.Page() > 1
} }
// Returns true if the current page has a successor. // HasNext Returns true if the current page has a successor.
func (p *Paginator) HasNext() bool { func (p *Paginator) HasNext() bool {
return p.Page() < p.PageNums() return p.Page() < p.PageNums()
} }
// Returns true if the given page index points to the current page. // IsActive Returns true if the given page index points to the current page.
func (p *Paginator) IsActive(page int) bool { func (p *Paginator) IsActive(page int) bool {
return p.Page() == page return p.Page() == page
} }
// Returns the current offset. // Offset Returns the current offset.
func (p *Paginator) Offset() int { func (p *Paginator) Offset() int {
return (p.Page() - 1) * p.PerPageNums return (p.Page() - 1) * p.PerPageNums
} }
// Returns true if there is more than one page. // HasPages Returns true if there is more than one page.
func (p *Paginator) HasPages() bool { func (p *Paginator) HasPages() bool {
return p.PageNums() > 1 return p.PageNums() > 1
} }
// Instantiates a paginator struct for the current http request. // NewPaginator Instantiates a paginator struct for the current http request.
func NewPaginator(req *http.Request, per int, nums interface{}) *Paginator { func NewPaginator(req *http.Request, per int, nums interface{}) *Paginator {
p := Paginator{} p := Paginator{}
p.Request = req p.Request = req

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@ -19,8 +19,8 @@ import (
"reflect" "reflect"
) )
// convert any numeric value to int64 // ToInt64 convert any numeric value to int64
func ToInt64(value interface{}) (d int64, err error) { func toInt64(value interface{}) (d int64, err error) {
val := reflect.ValueOf(value) val := reflect.ValueOf(value)
switch value.(type) { switch value.(type) {
case int, int8, int16, int32, int64: case int, int8, int16, int32, int64: