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Add cue indentifier #6

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10 changes: 9 additions & 1 deletion lib/captions/formats/vtt.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,9 @@ class VTT < Base
# VTT file comments/style section
VTT_METADATA = /^NOTE|^STYLE/

# The identifier is a name that identifies the cue.
CUE_IDENTIFIER = /^\d+((?!-->).)*$/

# Auto Keyword used in Alignment
AUTO_KEYWORD = "auto"

Expand All @@ -23,7 +26,6 @@ class VTT < Base
# Parse VTT file and update CueList
def parse
base_parser do
count = 1
cue_count = 0
meta_data_section = false
cue = nil
Expand All @@ -32,6 +34,8 @@ def parse
line = line.strip
if line.empty?
meta_data_section = false
elsif !meta_data_section and is_cue_identifier?(line)
next
elsif is_meta_data?(line)
meta_data_section = true
elsif is_time?(line)
Expand Down Expand Up @@ -85,6 +89,10 @@ def is_text?(text)
!text.empty? and text.is_a?(String) and text != VTT_HEADER
end

def is_cue_identifier?(text)
text.match?(CUE_IDENTIFIER)
end

def set_properties(cue, properties)
properties.each do |prop|
prop, value = prop.split(":")
Expand Down
4 changes: 4 additions & 0 deletions spec/sample/test.vtt
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Original file line number Diff line number Diff line change
Expand Up @@ -9,18 +9,22 @@ not be 100% accurate
- I didn’t pay too close attention to
when the cues should start or end.

1
00:00:04.080 --> 00:06.320 align:start position:21% line:90%,end
I'm going to flip through this deck.

STYLE
::cue(#\31) { color: lime; }
::cue(#crédit\ de\ transcription) { color: red; }

2
00:06.400 --> 00:07.880 align:middle position:10% line:-1
And I want you to see one card.
32

NOTE Comments

3
00:00:08.300 --> 00:00:09.400 align:middle line:90%,end
Not this one. That's too obvious.

Expand Down