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store entry content externally and load only when needed

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Athou
2013-04-11 10:27:20 +02:00
parent 193c73109f
commit 84f055b67a
7 changed files with 131 additions and 80 deletions
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65
src/main/java/com/commafeed/backend/dao/FeedEntryStatusService.java
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@@ -18,6 +18,7 @@ import org.apache.commons.lang.StringUtils;
import com.commafeed.backend.model.Feed;
import com.commafeed.backend.model.FeedCategory;
import com.commafeed.backend.model.FeedEntryContent_;
import com.commafeed.backend.model.FeedEntryStatus;
import com.commafeed.backend.model.FeedEntryStatus_;
import com.commafeed.backend.model.FeedEntry_;
@@ -58,12 +59,7 @@ public class FeedEntryStatusService extends GenericDAO<FeedEntryStatus> {
}
public List<FeedEntryStatus> getStatusesByKeywords(User user,
String keywords) {
return getStatusesByKeywords(user, keywords, -1, -1);
}
public List<FeedEntryStatus> getStatusesByKeywords(User user,
String keywords, int offset, int limit) {
String keywords, int offset, int limit, boolean includeContent) {
String joinedKeywords = StringUtils.join(
keywords.toLowerCase().split(" "), "%");
@@ -76,13 +72,17 @@ public class FeedEntryStatusService extends GenericDAO<FeedEntryStatus> {
predicates.add(builder.equal(root.get(FeedEntryStatus_.subscription)
.get(FeedSubscription_.user), user));
Predicate content = builder.like(
builder.lower(root.get(FeedEntryStatus_.entry).get(
FeedEntry_.content)), joinedKeywords);
Predicate content = builder.like(builder.lower(root
.get(FeedEntryStatus_.entry).get(FeedEntry_.content)
.get(FeedEntryContent_.content)), joinedKeywords);
Predicate title = builder.like(
builder.lower(root.get(FeedEntryStatus_.entry).get(
FeedEntry_.title)), joinedKeywords);
builder.lower(root.get(FeedEntryStatus_.entry)
.get(FeedEntry_.content).get(FeedEntryContent_.title)),
joinedKeywords);
predicates.add(builder.or(content, title));
if (includeContent) {
root.fetch(FeedEntryStatus_.entry).fetch(FeedEntry_.content);
}
query.where(predicates.toArray(new Predicate[0]));
@@ -94,12 +94,12 @@ public class FeedEntryStatusService extends GenericDAO<FeedEntryStatus> {
}
public List<FeedEntryStatus> getStatuses(User user, boolean unreadOnly,
ReadingOrder order) {
return getStatuses(user, unreadOnly, -1, -1, order);
ReadingOrder order, boolean includeContent) {
return getStatuses(user, unreadOnly, -1, -1, order, includeContent);
}
public List<FeedEntryStatus> getStatuses(User user, boolean unreadOnly,
int offset, int limit, ReadingOrder order) {
int offset, int limit, ReadingOrder order, boolean includeContent) {
CriteriaQuery<FeedEntryStatus> query = builder.createQuery(getType());
Root<FeedEntryStatus> root = query.from(getType());
@@ -109,6 +109,11 @@ public class FeedEntryStatusService extends GenericDAO<FeedEntryStatus> {
if (unreadOnly) {
predicates.add(builder.isFalse(root.get(FeedEntryStatus_.read)));
}
if (includeContent) {
root.fetch(FeedEntryStatus_.entry).fetch(FeedEntry_.content);
}
query.where(predicates.toArray(new Predicate[0]));
orderBy(query, root, order);
@@ -134,12 +139,14 @@ public class FeedEntryStatusService extends GenericDAO<FeedEntryStatus> {
}
public List<FeedEntryStatus> getStatuses(Feed feed, User user,
boolean unreadOnly, ReadingOrder order) {
return getStatuses(feed, user, unreadOnly, -1, -1, order);
boolean unreadOnly, ReadingOrder order, boolean includeContent) {
return getStatuses(feed, user, unreadOnly, -1, -1, order,
includeContent);
}
public List<FeedEntryStatus> getStatuses(Feed feed, User user,
boolean unreadOnly, int offset, int limit, ReadingOrder order) {
boolean unreadOnly, int offset, int limit, ReadingOrder order,
boolean includeContent) {
CriteriaQuery<FeedEntryStatus> query = builder.createQuery(getType());
Root<FeedEntryStatus> root = query.from(getType());
@@ -152,6 +159,11 @@ public class FeedEntryStatusService extends GenericDAO<FeedEntryStatus> {
if (unreadOnly) {
predicates.add(builder.isFalse(root.get(FeedEntryStatus_.read)));
}
if (includeContent) {
root.fetch(FeedEntryStatus_.entry).fetch(FeedEntry_.content);
}
query.where(predicates.toArray(new Predicate[0]));
orderBy(query, root, order);
@@ -162,13 +174,15 @@ public class FeedEntryStatusService extends GenericDAO<FeedEntryStatus> {
}
public List<FeedEntryStatus> getStatuses(List<FeedCategory> categories,
User user, boolean unreadOnly, ReadingOrder order) {
return getStatuses(categories, user, unreadOnly, -1, -1, order);
User user, boolean unreadOnly, ReadingOrder order,
boolean includeContent) {
return getStatuses(categories, user, unreadOnly, -1, -1, order,
includeContent);
}
public List<FeedEntryStatus> getStatuses(List<FeedCategory> categories,
User user, boolean unreadOnly, int offset, int limit,
ReadingOrder order) {
ReadingOrder order, boolean includeContent) {
CriteriaQuery<FeedEntryStatus> query = builder.createQuery(getType());
Root<FeedEntryStatus> root = query.from(getType());
@@ -181,6 +195,11 @@ public class FeedEntryStatusService extends GenericDAO<FeedEntryStatus> {
if (unreadOnly) {
predicates.add(builder.isFalse(root.get(FeedEntryStatus_.read)));
}
if (includeContent) {
root.fetch(FeedEntryStatus_.entry).fetch(FeedEntry_.content);
}
query.where(predicates.toArray(new Predicate[0]));
orderBy(query, root, order);
@@ -213,20 +232,20 @@ public class FeedEntryStatusService extends GenericDAO<FeedEntryStatus> {
public void markFeedEntries(User user, Feed feed, Date olderThan) {
List<FeedEntryStatus> statuses = getStatuses(feed, user, true,
ReadingOrder.desc);
ReadingOrder.desc, false);
update(markList(statuses, olderThan));
}
public void markCategoryEntries(User user, List<FeedCategory> categories,
Date olderThan) {
List<FeedEntryStatus> statuses = getStatuses(categories, user, true,
ReadingOrder.desc);
ReadingOrder.desc, false);
update(markList(statuses, olderThan));
}
public void markAllEntries(User user, Date olderThan) {
List<FeedEntryStatus> statuses = getStatuses(user, true,
ReadingOrder.desc);
ReadingOrder.desc, false);
update(markList(statuses, olderThan));
}

12
src/main/java/com/commafeed/backend/feeds/FeedParser.java
View File

@@ -15,6 +15,7 @@ import org.xml.sax.InputSource;
import com.commafeed.backend.model.Feed;
import com.commafeed.backend.model.FeedEntry;
import com.commafeed.backend.model.FeedEntryContent;
import com.google.common.base.Function;
import com.google.common.collect.Collections2;
import com.google.common.collect.Iterables;
@@ -48,17 +49,19 @@ public class FeedParser {
for (SyndEntry item : items) {
FeedEntry entry = new FeedEntry();
entry.setGuid(item.getUri());
entry.setTitle(handleContent(item.getTitle()));
entry.setContent(handleContent(getContent(item)));
entry.setUrl(item.getLink());
entry.setUpdated(getUpdateDate(item));
FeedEntryContent content = new FeedEntryContent();
content.setContent(handleContent(getContent(item)));
content.setTitle(handleContent(item.getTitle()));
SyndEnclosure enclosure = (SyndEnclosure) Iterables.getFirst(
item.getEnclosures(), null);
if (enclosure != null) {
entry.setEnclosureUrl(enclosure.getUrl());
entry.setEnclosureType(enclosure.getType());
content.setEnclosureUrl(enclosure.getUrl());
content.setEnclosureType(enclosure.getType());
}
entry.setContent(content);
feed.getEntries().add(entry);
}
@@ -103,7 +106,6 @@ public class FeedParser {
Whitelist whitelist = Whitelist.relaxed();
whitelist.addEnforcedAttribute("a", "target", "_blank");
// TODO evaluate potential security issues
whitelist.addTags("iframe");
whitelist.addAttributes("iframe", "src", "height", "width",
"allowfullscreen", "frameborder");

51
src/main/java/com/commafeed/backend/model/FeedEntry.java
View File

@@ -3,13 +3,15 @@ package com.commafeed.backend.model;
import java.util.Date;
import java.util.Set;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.Lob;
import javax.persistence.ManyToMany;
import javax.persistence.OneToMany;
import javax.persistence.OneToOne;
import javax.persistence.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;
@@ -30,18 +32,9 @@ public class FeedEntry extends AbstractModel {
@JoinTable(name = "FEED_FEEDENTRIES", joinColumns = { @JoinColumn(name = "FEED_ID", nullable = false, updatable = false) }, inverseJoinColumns = { @JoinColumn(name = "FEEDENTRY_ID", nullable = false, updatable = false) })
private Set<Feed> feeds = Sets.newHashSet();
@Column(length = 2048)
private String title;
@Lob
@Column(length = Integer.MAX_VALUE)
private String content;
@Column(length = 2048)
private String enclosureUrl;
@Column(length = 255)
private String enclosureType;
@OneToOne(cascade = CascadeType.ALL, fetch = FetchType.LAZY, optional = false)
@JoinColumn(nullable = false, updatable = false)
private FeedEntryContent content;
@Column(length = 2048)
private String url;
@@ -65,22 +58,6 @@ public class FeedEntry extends AbstractModel {
this.guid = guid;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public String getContent() {
return content;
}
public void setContent(String content) {
this.content = content;
}
public String getUrl() {
return url;
}
@@ -121,20 +98,12 @@ public class FeedEntry extends AbstractModel {
this.inserted = inserted;
}
public String getEnclosureUrl() {
return enclosureUrl;
public FeedEntryContent getContent() {
return content;
}
public void setEnclosureUrl(String enclosureUrl) {
this.enclosureUrl = enclosureUrl;
}
public String getEnclosureType() {
return enclosureType;
}
public void setEnclosureType(String enclosureType) {
this.enclosureType = enclosureType;
public void setContent(FeedEntryContent content) {
this.content = content;
}
}

58
src/main/java/com/commafeed/backend/model/FeedEntryContent.java Normal file
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@@ -0,0 +1,58 @@
package com.commafeed.backend.model;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Lob;
import javax.persistence.Table;
@Entity
@Table(name = "FEEDENTRYCONTENTS")
@SuppressWarnings("serial")
public class FeedEntryContent extends AbstractModel {
@Column(length = 2048)
private String title;
@Lob
@Column(length = Integer.MAX_VALUE)
private String content;
@Column(length = 2048)
private String enclosureUrl;
@Column(length = 255)
private String enclosureType;
public String getContent() {
return content;
}
public void setContent(String content) {
this.content = content;
}
public String getEnclosureUrl() {
return enclosureUrl;
}
public void setEnclosureUrl(String enclosureUrl) {
this.enclosureUrl = enclosureUrl;
}
public String getEnclosureType() {
return enclosureType;
}
public void setEnclosureType(String enclosureType) {
this.enclosureType = enclosureType;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
}