Files
2014-12-22 23:07:40 +01:00

66 lines
1.7 KiB
CoffeeScript

angular.module("sideBySide").factory("markdownReader", ->
# Read markdown poem
#
# For sample input, see:
# source/documents/tests/services/reader/markdown.js.coffee
#
# @param source [String] Markdown poem
# @return [Object] Poem object
(source) ->
# Read meta information from markdown block
#
# @param block [string] Meta block
# @param inlineLexer [Object] Inline markdown lexer
# @return [Object] Meta properties
readMeta = (text, inlineLexer) ->
meta = {}
for line in text.split "\n"
lexed = inlineLexer.output line
match = /([^:]*):(.*)/.exec lexed
meta[match[1].trim()] = match[2].trim()
meta
# Read and remove one section from start of lexed blocks
#
# @param lexed [Array] Lexed blocks
# @return [Array] Section
readSection = (lexed, separators) ->
items = []
while lexed.length > 0
break if lexed[0]["type"] in separators
items.push lexed.shift()
items
# Read content from lexed blocks
#
# @param lexed [Array] Lexed blocks
# @param separators [Array] Section separators
# @return [Array] Content
readContent = (lexed, separators) ->
content = []
while lexed.length > 0
heading = if lexed[0]["type"] in separators \
then lexed.shift().text or "" \
else ""
text = readSection(lexed, separators)
text.links = lexed.links
content.push {
section: heading
text: marked.parser text
}
content
marked.setOptions { smartypants: true }
lexed = marked.lexer source
meta = readMeta(lexed.shift().text, new marked.InlineLexer lexed.links)
separators = if meta.Separator \
then [meta.Separator] else ['heading', 'hr']
{
meta: meta
content: readContent(lexed, separators)
}
)