public function render($caption_set, $file = false)
{
$captions = array();
foreach ($caption_set->captions() as $index => $caption) {
$captions[] = sprintf("%d\n%s --> %s\n%s", $index + 1, SrtHelper::time_to_string($caption->start()), SrtHelper::time_to_string($caption->end()), $caption->text());
}
$string = implode("\n\n", $captions);
if ($file) {
return file_put_contents($file, $string);
} else {
return $string;
}
}
public function parse()
{
$split_regex = "/(\\d)+[\r|\n][\r\n]?(\\d{2}:\\d{2}:\\d{2},\\d{3}) --> (\\d{2}:\\d{2}:\\d{2},\\d{3})[\r\n]{1,2}/";
$pieces = preg_split($split_regex, $this->_captions_string, -1, PREG_SPLIT_DELIM_CAPTURE);
if (count($pieces) < 4) {
throw new Exception("Parse Error: Split created no captions");
}
$first = $pieces[0];
if (empty($pieces[0])) {
array_shift($pieces);
}
$captions = new Set();
for ($i = 0, $j = count($pieces); $i < $j; $i += 4) {
$caption = new Caption();
$caption->start(SrtHelper::string_to_time($pieces[$i + 1]));
$caption->end(SrtHelper::string_to_time($pieces[$i + 2]));
$caption->text(trim($pieces[$i + 3]));
$captions->add_caption($caption);
}
$captions->renderer(new SrtRenderer());
return $captions;
}
public function test_is_srt()
{
$this->assertTrue(SrtHelper::is_srt("1\n00:00:00,000 --> 00:01:00,000\nsome test"));
$this->assertFalse(SrtHelper::is_srt("00:00:01 --> 00:01:00,000\nsome test"));
}