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2457f5ff22
- Massive replacement of changing `code.gitea.io/gitea` to `forgejo.org`. - Resolves forgejo/discussions#258 Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/7337 Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org> Reviewed-by: Michael Kriese <michael.kriese@gmx.de> Reviewed-by: Beowulf <beowulf@beocode.eu> Reviewed-by: Panagiotis "Ivory" Vasilopoulos <git@n0toose.net> Co-authored-by: Gusted <postmaster@gusted.xyz> Co-committed-by: Gusted <postmaster@gusted.xyz>
59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
// Copyright 2024 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package markdown
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import (
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"bytes"
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"fmt"
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"forgejo.org/modules/container"
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"forgejo.org/modules/markup/common"
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"forgejo.org/modules/util"
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"github.com/yuin/goldmark/ast"
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)
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type prefixedIDs struct {
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values container.Set[string]
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}
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// Generate generates a new element id.
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func (p *prefixedIDs) Generate(value []byte, kind ast.NodeKind) []byte {
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dft := []byte("id")
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if kind == ast.KindHeading {
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dft = []byte("heading")
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}
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return p.GenerateWithDefault(value, dft)
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}
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// GenerateWithDefault generates a new element id.
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func (p *prefixedIDs) GenerateWithDefault(value, dft []byte) []byte {
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result := common.CleanValue(value)
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if len(result) == 0 {
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result = dft
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}
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if !bytes.HasPrefix(result, []byte("user-content-")) {
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result = append([]byte("user-content-"), result...)
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}
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if p.values.Add(util.UnsafeBytesToString(result)) {
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return result
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}
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for i := 1; ; i++ {
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newResult := fmt.Sprintf("%s-%d", result, i)
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if p.values.Add(newResult) {
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return []byte(newResult)
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}
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}
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}
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// Put puts a given element id to the used ids table.
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func (p *prefixedIDs) Put(value []byte) {
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p.values.Add(util.UnsafeBytesToString(value))
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}
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func newPrefixedIDs() *prefixedIDs {
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return &prefixedIDs{
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values: make(container.Set[string]),
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}
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}
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