mirror of
https://github.com/go-gitea/gitea.git
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535445c32e
* Get rid of autolink * autolink in markdown * Replace email addresses with mailto links * better handling of links * Remove autolink.js from footer * Refactor entire html.go * fix some bugs * Make tests green, move what we can to html_internal_test, various other changes to processor logic * Make markdown tests work again This is just a description to allow me to force push in order to restart the drone build. * Fix failing markdown tests in routers/api/v1/misc * Add license headers, log errors, future-proof <body> * fix formatting
124 lines
3.7 KiB
Go
124 lines
3.7 KiB
Go
// Copyright 2017 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 markup
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import (
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"path/filepath"
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"strings"
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"code.gitea.io/gitea/modules/log"
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)
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// Init initialize regexps for markdown parsing
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func Init() {
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getIssueFullPattern()
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NewSanitizer()
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}
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// Parser defines an interface for parsering markup file to HTML
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type Parser interface {
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Name() string // markup format name
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Extensions() []string
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Render(rawBytes []byte, urlPrefix string, metas map[string]string, isWiki bool) []byte
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}
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var (
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extParsers = make(map[string]Parser)
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parsers = make(map[string]Parser)
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)
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// RegisterParser registers a new markup file parser
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func RegisterParser(parser Parser) {
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parsers[parser.Name()] = parser
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for _, ext := range parser.Extensions() {
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extParsers[strings.ToLower(ext)] = parser
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}
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}
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// GetParserByFileName get parser by filename
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func GetParserByFileName(filename string) Parser {
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extension := strings.ToLower(filepath.Ext(filename))
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return extParsers[extension]
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}
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// GetParserByType returns a parser according type
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func GetParserByType(tp string) Parser {
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return parsers[tp]
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}
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// Render renders markup file to HTML with all specific handling stuff.
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func Render(filename string, rawBytes []byte, urlPrefix string, metas map[string]string) []byte {
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return renderFile(filename, rawBytes, urlPrefix, metas, false)
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}
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// RenderByType renders markup to HTML with special links and returns string type.
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func RenderByType(tp string, rawBytes []byte, urlPrefix string, metas map[string]string) []byte {
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return renderByType(tp, rawBytes, urlPrefix, metas, false)
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}
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// RenderString renders Markdown to HTML with special links and returns string type.
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func RenderString(filename string, raw, urlPrefix string, metas map[string]string) string {
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return string(renderFile(filename, []byte(raw), urlPrefix, metas, false))
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}
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// RenderWiki renders markdown wiki page to HTML and return HTML string
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func RenderWiki(filename string, rawBytes []byte, urlPrefix string, metas map[string]string) string {
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return string(renderFile(filename, rawBytes, urlPrefix, metas, true))
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}
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func render(parser Parser, rawBytes []byte, urlPrefix string, metas map[string]string, isWiki bool) []byte {
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urlPrefix = strings.Replace(urlPrefix, " ", "+", -1)
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result := parser.Render(rawBytes, urlPrefix, metas, isWiki)
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// TODO: one day the error should be returned.
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result, err := PostProcess(result, urlPrefix, metas, isWiki)
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if err != nil {
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log.Error(3, "PostProcess: %v", err)
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}
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return SanitizeBytes(result)
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}
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func renderByType(tp string, rawBytes []byte, urlPrefix string, metas map[string]string, isWiki bool) []byte {
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if parser, ok := parsers[tp]; ok {
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return render(parser, rawBytes, urlPrefix, metas, isWiki)
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}
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return nil
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}
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func renderFile(filename string, rawBytes []byte, urlPrefix string, metas map[string]string, isWiki bool) []byte {
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extension := strings.ToLower(filepath.Ext(filename))
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if parser, ok := extParsers[extension]; ok {
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return render(parser, rawBytes, urlPrefix, metas, isWiki)
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}
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return nil
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}
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// Type returns if markup format via the filename
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func Type(filename string) string {
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if parser := GetParserByFileName(filename); parser != nil {
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return parser.Name()
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}
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return ""
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}
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// IsMarkupFile reports whether file is a markup type file
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func IsMarkupFile(name, markup string) bool {
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if parser := GetParserByFileName(name); parser != nil {
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return parser.Name() == markup
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}
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return false
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}
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// IsReadmeFile reports whether name looks like a README file
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// based on its name.
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func IsReadmeFile(name string) bool {
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name = strings.ToLower(name)
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if len(name) < 6 {
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return false
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} else if len(name) == 6 {
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return name == "readme"
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}
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return name[:7] == "readme."
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}
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