markdown

Documentation

Index

• Constants
• Variables
• func BuildSanitizer()
• func FindAllMentions(content string) []string
• func IsMarkdownFile(name string) bool
• func IsReadmeFile(name string) bool
• func PostProcess(rawHtml []byte, urlPrefix string, metas map[string]string) []byte
• func Render(rawBytes []byte, urlPrefix string, metas map[string]string) []byte
• func RenderIssueIndexPattern(rawBytes []byte, urlPrefix string, metas map[string]string) []byte
• func RenderRaw(body []byte, urlPrefix string) []byte
• func RenderSha1CurrentPattern(rawBytes []byte, urlPrefix string) []byte
• func RenderSpecialLink(rawBytes []byte, urlPrefix string, metas map[string]string) []byte
• func RenderString(raw, urlPrefix string, metas map[string]string) string
• type Renderer
  • func (r *Renderer) AutoLink(out *bytes.Buffer, link []byte, kind int)
  • func (r *Renderer) Image(out *bytes.Buffer, link []byte, title []byte, alt []byte)
  • func (r *Renderer) Link(out *bytes.Buffer, link []byte, title []byte, content []byte)
  • func (options *Renderer) ListItem(out *bytes.Buffer, text []byte, flags int)

Constants

const (
	ISSUE_NAME_STYLE_NUMERIC      = "numeric"
	ISSUE_NAME_STYLE_ALPHANUMERIC = "alphanumeric"
)

Variables

var (
	// MentionPattern matches string that mentions someone, e.g. @Unknwon
	MentionPattern = regexp.MustCompile(`(\s|^|\W)@[0-9a-zA-Z-_\.]+`)

	// CommitPattern matches link to certain commit with or without trailing hash,
	// e.g. https://try.gogs.io/gogs/gogs/commit/d8a994ef243349f321568f9e36d5c3f444b99cae#diff-2
	CommitPattern = regexp.MustCompile(`(\s|^)https?.*commit/[0-9a-zA-Z]+(#+[0-9a-zA-Z-]*)?`)

	// IssueFullPattern matches link to an issue with or without trailing hash,
	// e.g. https://try.gogs.io/gogs/gogs/issues/4#issue-685
	IssueFullPattern = regexp.MustCompile(`(\s|^)https?.*issues/[0-9]+(#+[0-9a-zA-Z-]*)?`)
	// IssueNumericPattern matches string that references to a numeric issue, e.g. #1287
	IssueNumericPattern = regexp.MustCompile(`( |^|\()#[0-9]+\b`)
	// IssueAlphanumericPattern matches string that references to an alphanumeric issue, e.g. ABC-1234
	IssueAlphanumericPattern = regexp.MustCompile(`( |^|\()[A-Z]{1,10}-[1-9][0-9]*\b`)

	// Sha1CurrentPattern matches string that represents a commit SHA, e.g. d8a994ef243349f321568f9e36d5c3f444b99cae
	// FIXME: this pattern matches pure numbers as well, right now we do a hack to check in RenderSha1CurrentPattern
	// by converting string to a number.
	Sha1CurrentPattern = regexp.MustCompile(`\b[0-9a-f]{40}\b`)
)

var Sanitizer = bluemonday.UGCPolicy()

Functions

func BuildSanitizer

func BuildSanitizer()

BuildSanitizer initializes sanitizer with allowed attributes based on settings. This function should only be called once during entire application lifecycle.

func FindAllMentions

func FindAllMentions(content string) []string

FindAllMentions matches mention patterns in given content and returns a list of found user names without @ prefix.

func IsMarkdownFile

func IsMarkdownFile(name string) bool

IsMarkdownFile reports whether name looks like a Markdown file based on its extension.

func IsReadmeFile

func IsReadmeFile(name string) bool

IsReadmeFile reports whether name looks like a README file based on its extension.

func PostProcess

func PostProcess(rawHtml []byte, urlPrefix string, metas map[string]string) []byte

PostProcess treats different types of HTML differently, and only renders special links for plain text blocks.

func Render

func Render(rawBytes []byte, urlPrefix string, metas map[string]string) []byte

Render renders Markdown to HTML with special links.

func RenderIssueIndexPattern

func RenderIssueIndexPattern(rawBytes []byte, urlPrefix string, metas map[string]string) []byte

RenderIssueIndexPattern renders issue indexes to corresponding links.

func RenderRaw

func RenderRaw(body []byte, urlPrefix string) []byte

RenderRaw renders Markdown to HTML without handling special links.

func RenderSha1CurrentPattern

func RenderSha1CurrentPattern(rawBytes []byte, urlPrefix string) []byte

RenderSha1CurrentPattern renders SHA1 strings to corresponding links that assumes in the same repository.

func RenderSpecialLink

func RenderSpecialLink(rawBytes []byte, urlPrefix string, metas map[string]string) []byte

RenderSpecialLink renders mentions, indexes and SHA1 strings to corresponding links.

func RenderString

func RenderString(raw, urlPrefix string, metas map[string]string) string

RenderString renders Markdown to HTML with special links and returns string type.

Types

type Renderer

type Renderer struct {
	blackfriday.Renderer
	// contains filtered or unexported fields
}

Renderer is a extended version of underlying render object.

func (*Renderer) AutoLink

func (r *Renderer) AutoLink(out *bytes.Buffer, link []byte, kind int)

AutoLink defines how auto-detected links should be processed to produce corresponding HTML elements. Reference for kind: https://github.com/russross/blackfriday/blob/master/markdown.go#L69-L76

func (*Renderer) Image

func (r *Renderer) Image(out *bytes.Buffer, link []byte, title []byte, alt []byte)

Image defines how images should be processed to produce corresponding HTML elements.

func (*Renderer) Link

func (r *Renderer) Link(out *bytes.Buffer, link []byte, title []byte, content []byte)

Link defines how formal links should be processed to produce corresponding HTML elements.

func (*Renderer) ListItem

func (options *Renderer) ListItem(out *bytes.Buffer, text []byte, flags int)

ListItem defines how list items should be processed to produce corresponding HTML elements.