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Athou
2013-07-25 09:17:33 +02:00
parent 02f1090fe7
commit 8845c54d0c
82 changed files with 626 additions and 1116 deletions
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51
src/main/java/com/commafeed/backend/feeds/FeedParser.java
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@@ -33,12 +33,10 @@ public class FeedParser {
private static Logger log = LoggerFactory.getLogger(FeedParser.class);
private static final String ATOM_10_URI = "http://www.w3.org/2005/Atom";
private static final Namespace ATOM_10_NS = Namespace
.getNamespace(ATOM_10_URI);
private static final Namespace ATOM_10_NS = Namespace.getNamespace(ATOM_10_URI);
private static final Date START = new Date(86400000);
private static final Date END = new Date(
1000l * Integer.MAX_VALUE - 86400000);
private static final Date END = new Date(1000l * Integer.MAX_VALUE - 86400000);
private static final Function<SyndContent, String> CONTENT_TO_STRING = new Function<SyndContent, String>() {
public String apply(SyndContent content) {
@@ -55,11 +53,9 @@ public class FeedParser {
try {
String encoding = FeedUtils.guessEncoding(xml);
String xmlString = FeedUtils.trimInvalidXmlCharacters(new String(
xml, encoding));
String xmlString = FeedUtils.trimInvalidXmlCharacters(new String(xml, encoding));
if (xmlString == null) {
throw new FeedException("Input string is null for url "
+ feedUrl);
throw new FeedException("Input string is null for url " + feedUrl);
}
InputSource source = new InputSource(new StringReader(xmlString));
SyndFeed rss = new SyndFeedInput().build(source);
@@ -88,20 +84,16 @@ public class FeedParser {
continue;
}
entry.setGuid(FeedUtils.truncate(guid, 2048));
entry.setUrl(FeedUtils.truncate(
FeedUtils.toAbsoluteUrl(item.getLink(), feed.getLink()),
2048));
entry.setUrl(FeedUtils.truncate(FeedUtils.toAbsoluteUrl(item.getLink(), feed.getLink()), 2048));
entry.setUpdated(validateDate(getEntryUpdateDate(item), true));
FeedEntryContent content = new FeedEntryContent();
content.setContent(getContent(item));
content.setTitle(getTitle(item));
content.setAuthor(item.getAuthor());
SyndEnclosure enclosure = (SyndEnclosure) Iterables.getFirst(
item.getEnclosures(), null);
SyndEnclosure enclosure = (SyndEnclosure) Iterables.getFirst(item.getEnclosures(), null);
if (enclosure != null) {
content.setEnclosureUrl(FeedUtils.truncate(
enclosure.getUrl(), 2048));
content.setEnclosureUrl(FeedUtils.truncate(enclosure.getUrl(), 2048));
content.setEnclosureType(enclosure.getType());
}
entry.setContent(content);
@@ -111,21 +103,17 @@ public class FeedParser {
Date lastEntryDate = null;
Date publishedDate = validateDate(rss.getPublishedDate(), false);
if (!entries.isEmpty()) {
List<Long> sortedTimestamps = FeedUtils
.getSortedTimestamps(entries);
List<Long> sortedTimestamps = FeedUtils.getSortedTimestamps(entries);
Long timestamp = sortedTimestamps.get(0);
lastEntryDate = new Date(timestamp);
publishedDate = getFeedPublishedDate(publishedDate, entries);
}
feed.setLastPublishedDate(validateDate(publishedDate, true));
feed.setAverageEntryInterval(FeedUtils
.averageTimeBetweenEntries(entries));
feed.setAverageEntryInterval(FeedUtils.averageTimeBetweenEntries(entries));
feed.setLastEntryDate(lastEntryDate);
} catch (Exception e) {
throw new FeedException(String.format(
"Could not parse feed from %s : %s", feedUrl,
e.getMessage()), e);
throw new FeedException(String.format("Could not parse feed from %s : %s", feedUrl, e.getMessage()), e);
}
return fetchedFeed;
}
@@ -144,8 +132,7 @@ public class FeedParser {
for (Object object : elements) {
if (object instanceof Element) {
Element element = (Element) object;
if ("link".equals(element.getName())
&& ATOM_10_NS.equals(element.getNamespace())) {
if ("link".equals(element.getName()) && ATOM_10_NS.equals(element.getNamespace())) {
SyndLink link = new SyndLinkImpl();
link.setRel(element.getAttributeValue("rel"));
link.setHref(element.getAttributeValue("href"));
@@ -156,8 +143,7 @@ public class FeedParser {
}
}
private Date getFeedPublishedDate(Date publishedDate,
List<FeedEntry> entries) {
private Date getFeedPublishedDate(Date publishedDate, List<FeedEntry> entries) {
for (FeedEntry entry : entries) {
if (publishedDate == null || entry.getUpdated().getTime() > publishedDate.getTime()) {
@@ -197,12 +183,9 @@ public class FeedParser {
private String getContent(SyndEntry item) {
String content = null;
if (item.getContents().isEmpty()) {
content = item.getDescription() == null ? null : item
.getDescription().getValue();
content = item.getDescription() == null ? null : item.getDescription().getValue();
} else {
content = StringUtils.join(Collections2.transform(
item.getContents(), CONTENT_TO_STRING),
SystemUtils.LINE_SEPARATOR);
content = StringUtils.join(Collections2.transform(item.getContents(), CONTENT_TO_STRING), SystemUtils.LINE_SEPARATOR);
}
return StringUtils.trimToEmpty(content);
}
@@ -224,8 +207,7 @@ public class FeedParser {
private String findHub(SyndFeed feed) {
for (SyndLink l : (List<SyndLink>) feed.getLinks()) {
if ("hub".equalsIgnoreCase(l.getRel())) {
log.debug("found hub {} for feed {}", l.getHref(),
feed.getLink());
log.debug("found hub {} for feed {}", l.getHref(), feed.getLink());
return l.getHref();
}
}
@@ -236,8 +218,7 @@ public class FeedParser {
private String findSelf(SyndFeed feed) {
for (SyndLink l : (List<SyndLink>) feed.getLinks()) {
if ("self".equalsIgnoreCase(l.getRel())) {
log.debug("found self {} for feed {}", l.getHref(),
feed.getLink());
log.debug("found self {} for feed {}", l.getHref(), feed.getLink());
return l.getHref();
}
}