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h-data: Remove rel attributes from <a> tags when sanitizing html.

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They are invalid in `pango` markup so theres no reason they
should are not needed. Also add some paranoid .trim() calls.
It returnes a &str slice so it's cheap.
This commit is contained in:
Jordan Petridis 2018-04-10 06:31:51 +03:00
parent d332636dd4
commit b74dbb74bb
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GPG Key ID: CEABAD9F5683B9A6
2 changed files with 17 additions and 7 deletions
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12
hammond-data/src/models/new_episode.rs
View File

@ -197,9 +197,9 @@ impl NewEpisodeMinimal {
let guid = item.guid().map(|s| s.value().trim().to_owned());
let uri = item.enclosure()
.map(|s| url_cleaner(s.url()))
.map(|s| url_cleaner(s.url().trim()))
// Fallback to Rss.Item.link if enclosure is None.
.or_else(|| item.link().map(|s| url_cleaner(s)));
.or_else(|| item.link().map(|s| url_cleaner(s.trim())));
// If url is still None return an Error as this behaviour is
// compliant with the RSS Spec.
@ -234,7 +234,13 @@ impl NewEpisodeMinimal {
// TODO: TryInto is stabilizing in rustc v1.26!
pub(crate) fn into_new_episode(self, item: &rss::Item) -> NewEpisode {
let length = item.enclosure().and_then(|x| x.length().parse().ok());
let description = item.description().map(|s| ammonia::clean(s));
let description = item.description().map(|s| {
ammonia::Builder::new()
// Remove `rel` attributes from `<a>` tags
.link_rel(None)
.clean(chan.description().trim())
.to_string();
});
NewEpisodeBuilder::default()
.title(self.title)

12
hammond-data/src/models/new_podcast.rs
View File

@ -88,16 +88,20 @@ impl NewPodcast {
/// Parses a `rss::Channel` into a `NewPodcast` Struct.
pub(crate) fn new(chan: &rss::Channel, source_id: i32) -> NewPodcast {
let title = chan.title().trim();
let link = url_cleaner(chan.link().trim());
let description = ammonia::clean(chan.description().trim());
let link = url_cleaner(chan.link());
let description = ammonia::Builder::new()
// Remove `rel` attributes from `<a>` tags
.link_rel(None)
.clean(chan.description().trim())
.to_string();
// Try to get the itunes img first
let itunes_img = chan.itunes_ext()
.and_then(|s| s.image())
.and_then(|s| s.image().trim())
.map(|s| s.to_owned());
// If itunes is None, try to get the channel.image from the rss spec
let image_uri = itunes_img.or_else(|| chan.image().map(|s| s.url().to_owned()));
let image_uri = itunes_img.or_else(|| chan.image().map(|s| s.url().trim().to_owned()));
NewPodcastBuilder::default()
.title(title)