From 2bbe77d4847ce37ddaf29c9668456c36509c36ed Mon Sep 17 00:00:00 2001
From: guredora <contact@guredora.com>
Date: Sun, 21 Feb 2021 03:46:49 +0900
Subject: [PATCH] [NhkRadio] add new extractor

---
 youtube_dl/extractor/extractors.py |   4 ++
 youtube_dl/extractor/nhkRadio.py   | 106 +++++++++++++++++++++++++++++
 2 files changed, 110 insertions(+)
 create mode 100644 youtube_dl/extractor/nhkRadio.py

diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index 62819ddcf..d30c2694a 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -770,6 +770,10 @@ from .nhk import (
     NhkVodIE,
     NhkVodProgramIE,
 )
+from .nhkRadio import (
+    NhkRadioIE,
+    NhkRadioProgramIE
+)
 from .nhl import NHLIE
 from .nick import (
     NickIE,
diff --git a/youtube_dl/extractor/nhkRadio.py b/youtube_dl/extractor/nhkRadio.py
new file mode 100644
index 000000000..4912aa846
--- /dev/null
+++ b/youtube_dl/extractor/nhkRadio.py
@@ -0,0 +1,106 @@
+# coding: utf-8
+from __future__ import unicode_literals
+from .common import InfoExtractor
+from ..utils import ExtractorError, parse_iso8601
+from ..compat import compat_HTTPError
+import re
+
+
+class NhkRadioBase(InfoExtractor):
+    def _get_json_meta(self, program_id, corner_id):
+        program_corner_id = program_id + "_" + corner_id
+        try:
+            data = self._download_json(
+                "https://www.nhk.or.jp/radioondemand/json/"
+                + program_id
+                + "/bangumi_"
+                + program_corner_id
+                + ".json",
+                program_corner_id,
+            )
+        except ExtractorError as e:
+            if isinstance(e.cause, compat_HTTPError) and e.cause.code == 404:
+                raise ExtractorError("The invalid url", expected=True)
+        return data
+
+    def _extract_program(self, info, program_corner_id):
+        id = program_corner_id + "_" + info.get("headline_id")
+        file = info.get("file_list")[0]
+        formats = self._extract_m3u8_formats(file.get("file_name"), id, "m4a", entry_protocol = "m3u8_native")
+        self._sort_formats(formats)
+        return {
+            "id": id,
+            "title": file.get("file_title"),
+            "formats": formats,
+            "timestamp": parse_iso8601(file.get("close_time")),
+        }
+
+
+class NhkRadioIE(NhkRadioBase):
+    _VALID_URL = r"https?://www\.nhk\.or\.jp/radio/player/ondemand\.html\?p=(?P<program_id>\d+)_(?P<corner_id>\d+)_(?P<headline_id>\d+)"
+
+    _TESTS = [
+        {
+            "url": "https://www.nhk.or.jp/radio/player/ondemand.html?p=4812_01_2898188",
+            "info_dict": {
+                "id": "4812_01_2898188",
+                "ext": "m4a",
+                "title": "世界へ発信！ニュースで英語術　＃２０９▽“首相長男から接待”　総務省１１人を処分",
+                "upload_date": str,
+                "timestamp": int,
+            },
+        },
+        {
+            "url": "https://www.nhk.or.jp/radio/player/ondemand.html?p=0444_01_2890944",
+            "info_dict": {
+                "ext": "m4a",
+                "id": "0444_01_2890944",
+                "title": "歌謡スクランブル　春色コレクション（３）　▽尾崎亜美",
+                "upload_date": str,
+                "timestamp": int,
+            },
+        },
+    ]
+
+    def _real_extract(self, url):
+        program_id, corner_id, headline_id = re.match(self._VALID_URL, url).groups()
+        program_corner_id = program_id + "_" + corner_id
+        data = self._download_json(
+            "https://www.nhk.or.jp/radioondemand/json/"
+            + program_id
+            + "/bangumi_"
+            + program_corner_id
+            + ".json",
+            program_corner_id,
+        )
+        for detail in data["main"]["detail_list"]:
+            if headline_id == detail.get("headline_id"):
+                return self._extract_program(detail, program_corner_id)
+        raise ExtractorError("The program not found", expected=True)
+
+
+class NhkRadioProgramIE(NhkRadioBase):
+    _VALID_URL = r"https?://www\.nhk\.or\.jp/radio/ondemand/detail\.html\?p=(?P<program_id>\d+)_(?P<corner_id>\d+)"
+
+    _TESTS = [
+        {
+            "url": "https://www.nhk.or.jp/radio/ondemand/detail.html?p=0164_01",
+            "info_dict": {"title": "青春アドベンチャー", "id": "0164_01"},
+            "playlist_mincount": 5,
+        },
+        {
+            "url": "https://www.nhk.or.jp/radio/ondemand/detail.html?p=0455_01",
+            "info_dict": {"id": "0455_01", "title": "弾き語りフォーユー"},
+            "playlist_mincount": 5,
+        },
+    ]
+
+    def _real_extract(self, url):
+        program_id, corner_id = re.match(self._VALID_URL, url).groups()
+        data = self._get_json_meta(program_id, corner_id)
+        entries = []
+        for detail in data["main"]["detail_list"]:
+            entries.append(self._extract_program(detail, program_id + "_" + corner_id))
+        return self.playlist_result(
+            entries, program_id + "_" + corner_id, data["main"]["program_name"]
+        )