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- module.exports = DocumentHelper =
- getTitleFromTexContent: (content, maxContentToScan = 30000) ->
- TITLE_WITH_CURLY_BRACES = /\\[tT]itle\*?\s*{([^}]+)}/
- TITLE_WITH_SQUARE_BRACES = /\\[tT]itle\s*\[([^\]]+)\]/
- ESCAPED_BRACES = /\\([{}\[\]])/g
- content = content.substring(0, maxContentToScan).split("\n") if typeof content is 'string'
- title = null
- for line in content
- match = line.match(TITLE_WITH_SQUARE_BRACES) || line.match(TITLE_WITH_CURLY_BRACES)
- if match?
- title = match[1].replace(ESCAPED_BRACES, (br)->br[1])
- break
- return title
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