/**
* Set the podcast's publication date to the episode's if it is more recent
*
* @param episode
* @param podcast
* @param episodePublicationDate
*/
private void updatePodcastPublicationDateAndLastMediaUrl(Episode episode, Podcast podcast) {
Date podcastPublicationDate = podcast.getPublicationDate();
boolean episodePubDateIsMoreRecent =
episode.getPublicationDate() != null
&& (podcastPublicationDate == null
|| podcastPublicationDate.before(episode.getPublicationDate()));
if (episodePubDateIsMoreRecent) {
podcast.setPublicationDate(episode.getPublicationDate());
podcast.setLastEpisodeMediaUrl(episode.getMediaUrl());
}
}
public boolean setPodcastFeedAttributesWithWarnings(Podcast podcast)
throws IllegalArgumentException, FeedException, IOException {
boolean feedAttributesModified = false;
// the syndFeed is newly created or it might have been loaded from a
// local file
SyndFeed syndFeed =
podcast.getPodcastFeed() != null
? podcast.getPodcastFeed()
: syndFeedService.getSyndFeedForUrl(podcast.getUrl());
if (syndFeed != null) {
// set DESCRIPTION for podcast - used in search
if (syndFeed.getDescription() != null && !syndFeed.getDescription().equals("")) {
String description = syndFeed.getDescription();
// out of description remove tags if any exist and store also
// short description
String descWithoutTabs = description.replaceAll("\\<[^>]*>", "");
if (descWithoutTabs.length() > MAX_LENGTH_DESCRIPTION) {
boolean descriptionModified =
!(podcast.getDescription() != null
&& podcast.getDescription().equals(descWithoutTabs));
if (descriptionModified) {
LOG.warn(
"Podcast description has been modified "
+ "\n OLD "
+ podcast.getDescription()
+ "\n NEW "
+ descWithoutTabs);
feedAttributesModified = true;
}
podcast.setDescription(descWithoutTabs.substring(0, MAX_LENGTH_DESCRIPTION));
} else {
boolean descriptionModified =
!(podcast.getDescription() != null
&& podcast.getDescription().equals(descWithoutTabs));
if (descriptionModified) {
LOG.warn(
"Podcast description has been modified "
+ "\n OLD "
+ podcast.getDescription()
+ "\n NEW "
+ descWithoutTabs);
feedAttributesModified = true;
}
podcast.setDescription(descWithoutTabs);
}
}
// set TITLE - used in search
String podcastTitle = syndFeed.getTitle();
if (!podcast.getTitle().equals(podcastTitle)) {
LOG.warn(
"PodcastTitle has been modified "
+ "\n OLD "
+ podcast.getTitle()
+ "\n NEW "
+ podcastTitle);
feedAttributesModified = true;
}
if (podcastTitle != null) {
podcast.setTitle(podcastTitle);
}
// build the title that will appear in the URL when accessing a
// podcast from the main application
String titleInUrl = podcastTitle.trim().replaceAll("[^a-zA-Z0-9\\-\\s\\.]", "");
titleInUrl = titleInUrl.replaceAll("[\\-| |\\.]+", "-");
if (titleInUrl.length() > TITLE_IN_URL_MAX_LENGTH) {
podcast.setTitleInUrl(titleInUrl.substring(0, TITLE_IN_URL_MAX_LENGTH));
} else {
podcast.setTitleInUrl(titleInUrl);
}
// set author
boolean authorModified =
syndFeed.getAuthor() != null
&& (podcast.getAuthor() == null || !podcast.getAuthor().equals(syndFeed.getAuthor()));
if (authorModified) {
LOG.warn(
"PodcastTitle has been modified "
+ "\n OLD "
+ podcast.getTitle()
+ "\n NEW "
+ podcastTitle);
feedAttributesModified = true;
}
if (syndFeed.getAuthor() != null) {
podcast.setAuthor(syndFeed.getAuthor());
}
// set COPYRIGHT
boolean copyrightModified =
syndFeed.getCopyright() != null
&& (podcast.getCopyright() == null
|| !podcast.getCopyright().equals(syndFeed.getCopyright()));
if (copyrightModified) {
LOG.warn(
"Copyright has been modified "
+ "\n OLD "
+ podcast.getCopyright()
+ "\n NEW"
+ syndFeed.getCopyright());
feedAttributesModified = true;
}
if (syndFeed.getCopyright() != null) {
podcast.setCopyright(syndFeed.getCopyright());
}
// set LINK
boolean linkModified =
syndFeed.getLink() != null
&& (podcast.getLink() == null || !podcast.getLink().equals(syndFeed.getLink()));
if (linkModified) {
LOG.warn(
"Copyright has been modified "
+ "\n OLD "
+ podcast.getLink()
+ "\n NEW"
+ syndFeed.getLink());
feedAttributesModified = true;
}
if (syndFeed.getLink() != null) {
podcast.setLink(syndFeed.getLink());
}
// set url link of the podcast's image when selecting the podcast in
// the main application - mostly used through <a
// href="urlOfImageToDisplay"....
SyndImage podcastImage = syndFeed.getImage();
String newImageUrl = null;
if (null != podcastImage) {
if (podcastImage.getUrl() != null) {
newImageUrl = podcastImage.getUrl();
} else if (podcastImage.getLink() != null) {
newImageUrl = podcastImage.getLink();
} else {
newImageUrl = configBean.get("NO_IMAGE_LOCAL_URL");
}
} else {
newImageUrl = configBean.get("NO_IMAGE_LOCAL_URL");
}
boolean imageModified = !podcast.getUrlOfImageToDisplay().equals(newImageUrl);
if (imageModified) {
LOG.warn(
"Image has been modified "
+ "\n OLD "
+ podcast.getUrlOfImageToDisplay()
+ "\n NEW"
+ newImageUrl);
feedAttributesModified = true;
}
podcast.setUrlOfImageToDisplay(newImageUrl);
}
return feedAttributesModified;
}
@SuppressWarnings("unchecked")
public void setPodcastFeedAttributes(Podcast podcast, boolean feedPropertyHasBeenSet)
throws IllegalArgumentException, FeedException, IOException {
SyndFeed syndFeed = null;
if (!feedPropertyHasBeenSet) {
syndFeed = syndFeedService.getSyndFeedForUrl(podcast.getUrl());
podcast.setPodcastFeed(syndFeed);
}
if (syndFeed != null) {
// set DESCRIPTION for podcast - used in search
if (syndFeed.getDescription() != null && !syndFeed.getDescription().equals("")) {
String description = syndFeed.getDescription();
// out of description remove tags if any exist and store also
// short description
String descWithoutTabs = description.replaceAll("\\<[^>]*>", "");
if (descWithoutTabs.length() > MAX_LENGTH_DESCRIPTION) {
podcast.setDescription(descWithoutTabs.substring(0, MAX_LENGTH_DESCRIPTION));
} else {
podcast.setDescription(descWithoutTabs);
}
}
// set TITLE - used in search
String podcastTitle = syndFeed.getTitle();
podcast.setTitle(podcastTitle);
// build the title that will appear in the URL when accessing a
// podcast from the main application
String titleInUrl = podcastTitle.trim().replaceAll("[^a-zA-Z0-9\\-\\s\\.]", "");
titleInUrl = titleInUrl.replaceAll("[\\-| |\\.]+", "-");
if (titleInUrl.length() > TITLE_IN_URL_MAX_LENGTH) {
podcast.setTitleInUrl(titleInUrl.substring(0, TITLE_IN_URL_MAX_LENGTH));
} else {
podcast.setTitleInUrl(titleInUrl);
}
// set author
podcast.setAuthor(syndFeed.getAuthor());
// set COPYRIGHT
podcast.setCopyright(syndFeed.getCopyright());
// set LINK
podcast.setLink(syndFeed.getLink());
// set url link of the podcast's image when selecting the podcast in
// the main application - mostly used through <a
// href="urlOfImageToDisplay"....
SyndImage podcastImage = syndFeed.getImage();
if (null != podcastImage) {
if (podcastImage.getUrl() != null) {
podcast.setUrlOfImageToDisplay(podcastImage.getUrl());
} else if (podcastImage.getLink() != null) {
podcast.setUrlOfImageToDisplay(podcastImage.getLink());
} else {
podcast.setUrlOfImageToDisplay(configBean.get("NO_IMAGE_LOCAL_URL"));
}
} else {
podcast.setUrlOfImageToDisplay(configBean.get("NO_IMAGE_LOCAL_URL"));
}
podcast.setPublicationDate(null); // default value is null, if cannot
// be set
// set url media link of the last episode - this is used when
// generating the ATOM and RSS feeds from the Start page for example
for (SyndEntry entry : (List<SyndEntry>) syndFeed.getEntries()) {
// get the list of enclosures
List<SyndEnclosure> enclosures = (List<SyndEnclosure>) entry.getEnclosures();
if (null != enclosures) {
// if in the enclosure list is a media type (either audio or
// video), this will set as the link of the episode
for (SyndEnclosure enclosure : enclosures) {
if (null != enclosure) {
podcast.setLastEpisodeMediaUrl(enclosure.getUrl());
break;
}
}
}
if (entry.getPublishedDate() == null) {
LOG.warn(
"PodURL["
+ podcast.getUrl()
+ "] - "
+ "COULD NOT SET publication date for podcast, default date 08.01.1983 will be used ");
} else {
podcast.setPublicationDate(entry.getPublishedDate());
}
// first episode in the list is last episode - normally (are
// there any exceptions?? TODO -investigate)
break;
}
}
}
public void setEpisodeAttributes(Episode episode, Podcast podcast, SyndEntry entry) {
// set DESCRIPTION for episode - used in search
if (null != entry.getDescription()) {
String episodeDesc = entry.getDescription().getValue();
// tags are removed from description
String descWithoutTabs = episodeDesc.replaceAll("\\<[^>]*>", "");
// carriage returns are removed from description - for player
String descWithoutEndOfLine = descWithoutTabs.replaceAll("\\n", "");
if (descWithoutEndOfLine.length() > MAX_LENGTH_DESCRIPTION) {
episode.setDescription(descWithoutEndOfLine.substring(0, MAX_LENGTH_DESCRIPTION));
} else {
episode.setDescription(descWithoutEndOfLine);
}
}
// set author
episode.setAuthor(entry.getAuthor());
// set title for episode - used in search
String episodeTitle = entry.getTitle();
if (episodeTitle != null) {
// removes quotes to display properly in player
episodeTitle = episodeTitle.replaceAll("\"", "");
if (episodeTitle.length() > MAX_PERMITTED_TITLE_LENGTH) {
episodeTitle = episodeTitle.substring(0, MAX_PERMITTED_TITLE_LENGTH);
}
episode.setTitle(episodeTitle);
String titleInUrl = episodeTitle.trim().replaceAll("[^a-zA-Z0-9\\-\\s\\.]", "");
titleInUrl = titleInUrl.replaceAll("[\\-| |\\.]+", "-");
if (titleInUrl.length() > TITLE_IN_URL_MAX_LENGTH) {
episode.setTitleInUrl(titleInUrl.substring(0, TITLE_IN_URL_MAX_LENGTH));
} else {
episode.setTitleInUrl(titleInUrl);
}
}
episode.setLink(entry.getLink());
// in the beginning inherit the media type from the podcast
episode.setMediaType(podcast.getMediaType());
// get the list of enclosures
@SuppressWarnings("unchecked")
List<SyndEnclosure> enclosures = (List<SyndEnclosure>) entry.getEnclosures();
List<String> audioMimeTypesList = Arrays.asList(audioMimeTypesArray);
List<String> videoMimeTypesList = Arrays.asList(videoMimeTypesArray);
// set media url for the episode - this will be played in the player
if (null != enclosures) {
// if in the enclosure list is a media type (either audio or video),
// this will set as the link of the episode
for (SyndEnclosure enclosure : enclosures) {
if (null != enclosure) {
episode.setMediaUrl(enclosure.getUrl());
if (enclosure.getLength() >= 0) episode.setLength(enclosure.getLength());
// when adding a new podcast media type is selected for the
// podcast based on an initial view, but it can be that is a
// mixed podcast so both audio
// and video should be considered and in that case PRIORITY
// has the type of the episode if any...
if (null != enclosure.getType()) {
episode.setEnclosureType(enclosure.getType().trim());
if (audioMimeTypesList.contains(enclosure.getType().trim())) {
episode.setMediaType(MediaType.Audio);
break;
}
if (videoMimeTypesList.contains(enclosure.getType().trim())) {
episode.setMediaType(MediaType.Video);
break;
}
}
}
}
} else {
episode.setMediaUrl("noMediaUrl");
}
if (episode.getMediaUrl() == null) {
episode.setMediaUrl("noMediaUrl");
}
if (episode.getMediaUrl() == null || episode.getMediaUrl().equals("noMediaUrl")) {
LOG.warn(
"PodcastId["
+ podcast.getPodcastId()
+ "] - "
+ "COULD NOT SET MEDIA URL - "
+ "epTitle["
+ entry.getTitle()
+ "]"
+ "feed["
+ podcast.getUrl()
+ "]");
}
// set link attribute
episode.setLink(entry.getLink());
episode.setPublicationDate(entry.getPublishedDate());
updatePodcastPublicationDateAndLastMediaUrl(episode, podcast);
if (episode.getPublicationDate() == null) {
LOG.warn(
"PodcastId["
+ podcast.getPodcastId()
+ "] - "
+ "COULD NOT SET publication date "
+ "epTitle["
+ entry.getTitle()
+ "]"
+ "feed["
+ podcast.getUrl()
+ "]");
}
}