51 lines
1.5 KiB
Go
51 lines
1.5 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package context
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import (
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"fmt"
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"html/template"
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"net/url"
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"strings"
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"github.com/unknwon/paginater"
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)
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// Pagination provides a pagination via Paginater and additional configurations for the link params used in rendering
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type Pagination struct {
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Paginater *paginater.Paginater
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urlParams []string
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}
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// NewPagination creates a new instance of the Pagination struct
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func NewPagination(total int, page int, issueNum int, numPages int) *Pagination {
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p := &Pagination{}
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p.Paginater = paginater.New(total, page, issueNum, numPages)
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return p
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}
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// AddParam adds a value from context identified by ctxKey as link param under a given paramKey
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func (p *Pagination) AddParam(ctx *Context, paramKey string, ctxKey string) {
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_, exists := ctx.Data[ctxKey]
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if !exists {
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return
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}
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paramData := fmt.Sprintf("%v", ctx.Data[ctxKey]) // cast interface{} to string
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urlParam := fmt.Sprintf("%s=%v", url.QueryEscape(paramKey), url.QueryEscape(paramData))
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p.urlParams = append(p.urlParams, urlParam)
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}
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// GetParams returns the configured URL params
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func (p *Pagination) GetParams() template.URL {
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return template.URL(strings.Join(p.urlParams, "&"))
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}
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// SetDefaultParams sets common pagination params that are often used
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func (p *Pagination) SetDefaultParams(ctx *Context) {
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p.AddParam(ctx, "sort", "SortType")
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p.AddParam(ctx, "q", "Keyword")
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p.AddParam(ctx, "tab", "TabName")
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}
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