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author | Douwe Maan <douwe@selenight.nl> | 2016-01-20 17:26:44 +0300 |
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committer | Douwe Maan <douwe@selenight.nl> | 2016-01-20 17:26:44 +0300 |
commit | a010db5db243a532cb8d1c2d5ac787e90da0044f (patch) | |
tree | aa7ab255b019bbd5412c34315118616a3a86f81a /lib/gitlab/diff | |
parent | 88bd13851300b98c9d0290cfac5ad1f14673b34d (diff) |
Properly handle HTML entities with inline diffs
Diffstat (limited to 'lib/gitlab/diff')
-rw-r--r-- | lib/gitlab/diff/inline_diff.rb | 11 | ||||
-rw-r--r-- | lib/gitlab/diff/inline_diff_marker.rb | 16 | ||||
-rw-r--r-- | lib/gitlab/diff/parser.rb | 7 |
3 files changed, 19 insertions, 15 deletions
diff --git a/lib/gitlab/diff/inline_diff.rb b/lib/gitlab/diff/inline_diff.rb index e5986fd69e2..b8a61ad6115 100644 --- a/lib/gitlab/diff/inline_diff.rb +++ b/lib/gitlab/diff/inline_diff.rb @@ -16,15 +16,12 @@ module Gitlab old_line = @lines[old_index] new_line = @lines[new_index] - suffixless_old_line = old_line[1..-1] - suffixless_new_line = new_line[1..-1] - # Skip inline diff if empty line was replaced with content - next if suffixless_old_line == "" + next if old_line[1..-1] == "" - # Add one, because this is based on the suffixless version - lcp = longest_common_prefix(suffixless_old_line, suffixless_new_line) + 1 - lcs = longest_common_suffix(suffixless_old_line, suffixless_new_line) + # Add one, because this is based on the prefixless version + lcp = longest_common_prefix(old_line[1..-1], new_line[1..-1]) + 1 + lcs = longest_common_suffix(old_line[lcp..-1], new_line[lcp..-1]) old_diff_range = lcp..(old_line.length - lcs - 1) new_diff_range = lcp..(new_line.length - lcs - 1) diff --git a/lib/gitlab/diff/inline_diff_marker.rb b/lib/gitlab/diff/inline_diff_marker.rb index 8998ccba5ce..c31149d374e 100644 --- a/lib/gitlab/diff/inline_diff_marker.rb +++ b/lib/gitlab/diff/inline_diff_marker.rb @@ -12,7 +12,7 @@ module Gitlab offset = 0 line_inline_diffs.each do |inline_diff_range| # Map the inline-diff range based on the raw line to character positions in the rich line - inline_diff_positions = position_mapping[inline_diff_range] + inline_diff_positions = position_mapping[inline_diff_range].flatten # Turn the array of character positions into ranges marker_ranges = collapse_ranges(inline_diff_positions) @@ -47,7 +47,19 @@ module Gitlab rich_char = rich_line[rich_pos] end - mapping[raw_pos] = rich_pos + # multi-char HTML entities in the rich line correspond to a single character in the raw line + if rich_char == '&' + multichar_mapping = [rich_pos] + until rich_char == ';' + rich_pos += 1 + multichar_mapping << rich_pos + rich_char = rich_line[rich_pos] + end + + mapping[raw_pos] = multichar_mapping + else + mapping[raw_pos] = rich_pos + end rich_pos += 1 end diff --git a/lib/gitlab/diff/parser.rb b/lib/gitlab/diff/parser.rb index 2c0a866e8ba..6c8a1fc6d6f 100644 --- a/lib/gitlab/diff/parser.rb +++ b/lib/gitlab/diff/parser.rb @@ -14,7 +14,7 @@ module Gitlab @lines.each do |line| next if filename?(line) - full_line = html_escape(line.gsub(/\n/, '')) + full_line = line.gsub(/\n/, '') if line.match(/^@@ -/) type = "match" @@ -67,11 +67,6 @@ module Gitlab nil end end - - def html_escape(str) - replacements = { '&' => '&', '>' => '>', '<' => '<', '"' => '"', "'" => ''' } - str.gsub(/[&"'><]/, replacements) - end end end end |