95 lines
2.9 KiB
Ruby
95 lines
2.9 KiB
Ruby
module SnippetsHelper
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def lifetime_select_options
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options = [
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['forever', nil],
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['1 day', "#{Date.current + 1.day}"],
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['1 week', "#{Date.current + 1.week}"],
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['1 month', "#{Date.current + 1.month}"]
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]
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options_for_select(options)
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end
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def reliable_snippet_path(snippet)
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if snippet.project_id?
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namespace_project_snippet_path(snippet.project.namespace,
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snippet.project, snippet)
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else
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snippet_path(snippet)
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end
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end
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# Get an array of line numbers surrounding a matching
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# line, bounded by min/max.
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#
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# @returns Array of line numbers
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def bounded_line_numbers(line, min, max, surrounding_lines)
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lower = line - surrounding_lines > min ? line - surrounding_lines : min
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upper = line + surrounding_lines < max ? line + surrounding_lines : max
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(lower..upper).to_a
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end
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# Returns a sorted set of lines to be included in a snippet preview.
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# This ensures matching adjacent lines do not display duplicated
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# surrounding code.
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#
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# @returns Array, unique and sorted.
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def matching_lines(lined_content, surrounding_lines, query)
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used_lines = []
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lined_content.each_with_index do |line, line_number|
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used_lines.concat bounded_line_numbers(
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line_number,
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0,
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lined_content.size,
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surrounding_lines
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) if line.include?(query)
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end
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used_lines.uniq.sort
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end
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# 'Chunkify' entire snippet. Splits the snippet data into matching lines +
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# surrounding_lines() worth of unmatching lines.
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#
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# @returns a hash with {snippet_object, snippet_chunks:{data,start_line}}
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def chunk_snippet(snippet, query, surrounding_lines = 3)
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lined_content = snippet.content.split("\n")
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used_lines = matching_lines(lined_content, surrounding_lines, query)
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snippet_chunk = []
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snippet_chunks = []
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snippet_start_line = 0
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last_line = -1
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# Go through each used line, and add consecutive lines as a single chunk
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# to the snippet chunk array.
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used_lines.each do |line_number|
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if last_line < 0
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# Start a new chunk.
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snippet_start_line = line_number
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snippet_chunk << lined_content[line_number]
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elsif last_line == line_number - 1
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# Consecutive line, continue chunk.
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snippet_chunk << lined_content[line_number]
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else
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# Non-consecutive line, add chunk to chunk array.
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snippet_chunks << {
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data: snippet_chunk.join("\n"),
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start_line: snippet_start_line + 1
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}
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# Start a new chunk.
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snippet_chunk = [lined_content[line_number]]
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snippet_start_line = line_number
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end
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last_line = line_number
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end
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# Add final chunk to chunk array
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snippet_chunks << {
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data: snippet_chunk.join("\n"),
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start_line: snippet_start_line + 1
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}
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# Return snippet with chunk array
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{ snippet_object: snippet, snippet_chunks: snippet_chunks }
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end
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end
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