Add primitive RTF parsing

src/Code/Converters/RtfReader.php

@@ -16,12 +16,15 @@ public function canParseFileContent($file_content)
 
     public function fileContentToInternalFormat($file_content, $original_file_content)
     {
-
+        // https://stackoverflow.com/a/63029792/4126621
+        $text = preg_replace("/(\{.*\})|}|(\\\\(?!')\S+)/m", '', $original_file_content);
+        $text = trim($text);
+        return Subtitles::loadFromString($text)->getInternalFormat();
     }
 
     public function internalFormatToFileContent(array $internal_format, array $options)
     {
-        // not implemented
+        throw new \Exception('not implemented');
     }
 
 

src/Subtitles.php

@@ -49,7 +49,7 @@ class Subtitles
         ['extension' => 'txt',  'format' => 'txt_quicktime',    'name' => 'Quick Time Text',            'class' => TxtQuickTimeConverter::class],
         ['extension' => 'scc',  'format' => 'scc',              'name' => 'Scenarist',                  'class' => SccConverter::class],
         ['extension' => 'lrc',  'format' => 'lrc',              'name' => 'LyRiCs',                     'class' => LrcConverter::class],
-//        ['extension' => 'rtf',  'format' => 'rtf',              'name' => 'Rich text format',           'class' => RtfReader::class], // libraryies eather throws exception, not parses, or takes long to parse 2h file
+        ['extension' => 'rtf',  'format' => 'rtf',              'name' => 'Rich text format',           'class' => RtfReader::class], // libraryies eather throws exception, not parses, or takes long to parse 2h file
         ['extension' => 'csv',  'format' => 'csv',              'name' => 'Coma Separated Values',      'class' => CsvConverter::class], // must be last from bottom
         ['extension' => 'bin',  'format' => 'bin',              'name' => 'Binary',                     'class' => BinaryFinder::class],
         ['extension' => 'txt',  'format' => 'txt',              'name' => 'Plaintext',                  'class' => TxtConverter::class], // must be the last one

tests/formats/RtfTest.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace Formats;
+
+use Done\Subtitles\Subtitles;
+use PHPUnit\Framework\TestCase;
+use Helpers\AdditionalAssertionsTrait;
+
+class RtfTest extends TestCase
+{
+
+    use AdditionalAssertionsTrait;
+
+    public function testParsesRtfFile()
+    {
+        $content = file_get_contents('./tests/files/rtf.rtf');
+        $actual = Subtitles::loadFromString($content)->getInternalFormat();
+        $expected = (new Subtitles())->add(1, 2, 'word')->getInternalFormat();
+        $this->assertInternalFormatsEqual($expected, $actual);
+    }
+
+}