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Implement mixed-media tweet support

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Fixes #697 #1101
This commit is contained in:
Zed 2026-03-13 05:47:37 +01:00
commit 35a929c415
15 changed files with 305 additions and 175 deletions
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48
src/parser.nim
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@ -140,27 +140,37 @@ proc parseVideo(js: JsonNode): Video =
result.variants = parseVideoVariants(js{"video_info", "variants"})
proc addMedia(media: var MediaEntities; photo: Photo) =
media.add Media(kind: photoMedia, photo: photo)
proc addMedia(media: var MediaEntities; video: Video) =
media.add Media(kind: videoMedia, video: video)
proc addMedia(media: var MediaEntities; gif: Gif) =
media.add Media(kind: gifMedia, gif: gif)
proc parseLegacyMediaEntities(js: JsonNode; result: var Tweet) =
with jsMedia, js{"extended_entities", "media"}:
for m in jsMedia:
case m.getTypeName:
of "photo":
result.photos.add Photo(
result.media.addMedia(Photo(
url: m{"media_url_https"}.getImageStr,
altText: m{"ext_alt_text"}.getStr
)
))
of "video":
result.video = some(parseVideo(m))
result.media.addMedia(parseVideo(m))
with user, m{"additional_media_info", "source_user"}:
if user{"id"}.getInt > 0:
result.attribution = some(parseUser(user))
else:
result.attribution = some(parseGraphUser(user))
of "animated_gif":
result.gif = some Gif(
result.media.addMedia(Gif(
url: m{"video_info", "variants"}[0]{"url"}.getImageStr,
thumb: m{"media_url_https"}.getImageStr
)
thumb: m{"media_url_https"}.getImageStr,
altText: m{"ext_alt_text"}.getStr
))
else: discard
with url, m{"url"}:
@ -170,29 +180,35 @@ proc parseLegacyMediaEntities(js: JsonNode; result: var Tweet) =
proc parseMediaEntities(js: JsonNode; result: var Tweet) =
with mediaEntities, js{"media_entities"}:
var parsedMedia: MediaEntities
for mediaEntity in mediaEntities:
with mediaInfo, mediaEntity{"media_results", "result", "media_info"}:
case mediaInfo.getTypeName
of "ApiImage":
result.photos.add Photo(
parsedMedia.addMedia(Photo(
url: mediaInfo{"original_img_url"}.getImageStr,
altText: mediaInfo{"alt_text"}.getStr
)
))
of "ApiVideo":
let status = mediaEntity{"media_results", "result", "media_availability_v2", "status"}
result.video = some Video(
parsedMedia.addMedia(Video(
available: status.getStr == "Available",
thumb: mediaInfo{"preview_image", "original_img_url"}.getImageStr,
title: mediaInfo{"alt_text"}.getStr,
durationMs: mediaInfo{"duration_millis"}.getInt,
variants: parseVideoVariants(mediaInfo{"variants"})
)
))
of "ApiGif":
result.gif = some Gif(
parsedMedia.addMedia(Gif(
url: mediaInfo{"variants"}[0]{"url"}.getImageStr,
thumb: mediaInfo{"preview_image", "original_img_url"}.getImageStr
)
thumb: mediaInfo{"preview_image", "original_img_url"}.getImageStr,
altText: mediaInfo{"alt_text"}.getStr
))
else: discard
if mediaEntities.len > 0 and parsedMedia.len == mediaEntities.len:
result.media = parsedMedia
# Remove media URLs from text
with mediaList, js{"legacy", "entities", "media"}:
for url in mediaList:
@ -348,13 +364,13 @@ proc parseTweet(js: JsonNode; jsCard: JsonNode = newJNull();
let name = jsCard{"name"}.getStr
if "poll" in name:
if "image" in name:
result.photos.add Photo(
result.media.addMedia(Photo(
url: jsCard{"binding_values", "image_large"}.getImageVal
)
))
result.poll = some parsePoll(jsCard)
elif name == "amplify":
result.video = some parsePromoVideo(jsCard{"binding_values"})
result.media.addMedia(parsePromoVideo(jsCard{"binding_values"}))
else:
result.card = some parseCard(jsCard, js{"entities", "urls"})