[nzherald] Add NZHeraldIE (#909)

Authored-by: coletdjnz

Related: https://github.com/ytdl-org/youtube-dl/issues/28267

yt_dlp/extractor/extractors.py

@@ -957,6 +957,7 @@ from .nytimes import (
     NYTimesCookingIE,
 )
 from .nuvid import NuvidIE
+from .nzherald import NZHeraldIE
 from .nzz import NZZIE
 from .odatv import OdaTVIE
 from .odnoklassniki import OdnoklassnikiIE

yt_dlp/extractor/nzherald.py

@@ -0,0 +1,98 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .brightcove import BrightcoveNewIE
+from .common import InfoExtractor
+
+from ..compat import compat_str
+from ..utils import (
+    ExtractorError,
+    traverse_obj
+)
+
+
+class NZHeraldIE(InfoExtractor):
+    IE_NAME = 'nzherald'
+    _VALID_URL = r'https?://(?:www\.)?nzherald\.co\.nz/[\w\/-]+\/(?P<id>[A-Z0-9]+)'
+    _TESTS = [
+        {
+            'url': 'https://www.nzherald.co.nz/nz/weather-heavy-rain-gales-across-nz-most-days-this-week/PTG7QWY4E2225YHZ5NAIRBTYTQ/',
+            'info_dict': {
+                'id': '6271084466001',
+                'ext': 'mp4',
+                'title': 'MetService severe weather warning: September 6th - 7th',
+                'timestamp': 1630891576,
+                'upload_date': '20210906',
+                'uploader_id': '1308227299001',
+                'description': 'md5:db6ca335a22e2cdf37ab9d2bcda52902'
+            }
+
+        }, {
+            # Webpage has brightcove embed player url
+            'url': 'https://www.nzherald.co.nz/travel/pencarrow-coastal-trail/HDVTPJEPP46HJ2UEMK4EGD2DFI/',
+            'info_dict': {
+                'id': '6261791733001',
+                'ext': 'mp4',
+                'title': 'Pencarrow Coastal Trail',
+                'timestamp': 1625102897,
+                'upload_date': '20210701',
+                'uploader_id': '1308227299001',
+                'description': 'md5:d361aaa0c6498f7ac1bc4fc0a0aec1e4'
+            }
+
+        }, {
+            # two video embeds of the same video
+            'url': 'https://www.nzherald.co.nz/nz/truck-driver-captured-cutting-off-motorist-on-state-highway-1-in-canterbury/FIHNJB7PLLPHWQPK4S7ZBDUC4I/',
+            'info_dict': {
+                'id': '6251114530001',
+                'ext': 'mp4',
+                'title': 'Truck travelling north from Rakaia runs car off road',
+                'timestamp': 1619730509,
+                'upload_date': '20210429',
+                'uploader_id': '1308227299001',
+                'description': 'md5:4cae7dfb7613ac4c73b9e73a75c6b5d7'
+            }
+        }, {
+            'url': 'https://www.nzherald.co.nz/kahu/kaupapa-companies-my-taiao-supporting-maori-in-study-and-business/PQBO2J25WCG77VGRX7W7BVYEAI/',
+            'only_matching': True
+        }, {
+            'url': 'https://nzherald.co.nz/the-country/video/focus-nzs-first-mass-covid-19-vaccination-event/N5I7IL3BRFLZSD33TLDLYJDGK4/',
+            'only_matching': True
+        }, {
+            'url': 'https://www.nzherald.co.nz/the-vision-is-clear/news/tvic-damian-roper-planting-trees-an-addiction/AN2AAEPNRK5VLISDWQAJZB6ATQ',
+            'only_matching': True
+        }
+    ]
+
+    BRIGHTCOVE_URL_TEMPLATE = 'http://players.brightcove.net/1308227299001/S1BXZn8t_default/index.html?videoId=%s'
+
+    def _extract_bc_embed_url(self, webpage):
+        """The initial webpage may include the brightcove player embed url"""
+        bc_url = BrightcoveNewIE._extract_url(self, webpage)
+        return bc_url or self._search_regex(
+            r'(?:embedUrl)\"\s*:\s*\"(?P<embed_url>%s)' % BrightcoveNewIE._VALID_URL,
+            webpage, 'embed url', default=None, group='embed_url')
+
+    def _real_extract(self, url):
+        article_id = self._match_id(url)
+        webpage = self._download_webpage(url, article_id)
+        bc_url = self._extract_bc_embed_url(webpage)
+
+        if not bc_url:
+            fusion_metadata = self._parse_json(
+                self._search_regex(r'Fusion\.globalContent\s*=\s*({.+?})\s*;', webpage, 'fusion metadata'), article_id)
+
+            video_metadata = fusion_metadata.get('video')
+            bc_video_id = traverse_obj(
+                video_metadata or fusion_metadata,  # fusion metadata is the video metadata for video-only pages
+                'brightcoveId', ('content_elements', ..., 'referent', 'id'),
+                get_all=False, expected_type=compat_str)
+
+            if not bc_video_id:
+                if isinstance(video_metadata, dict) and len(video_metadata) == 0:
+                    raise ExtractorError('This article does not have a video.', expected=True)
+                else:
+                    raise ExtractorError('Failed to extract brightcove video id')
+            bc_url = self.BRIGHTCOVE_URL_TEMPLATE % bc_video_id
+
+        return self.url_result(bc_url, 'BrightcoveNew')