build icon url server side

src/main/java/com/commafeed/backend/feeds/FeedUtils.java

@@ -1,5 +1,7 @@
 package com.commafeed.backend.feeds;
 
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
 import java.util.Calendar;
 import java.util.Collections;
 import java.util.Date;
@@ -14,12 +16,16 @@ import org.jsoup.nodes.Document.OutputSettings;
 import org.jsoup.nodes.Entities.EscapeMode;
 import org.jsoup.safety.Whitelist;
 import org.mozilla.universalchardet.UniversalDetector;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import com.commafeed.backend.model.FeedEntry;
 import com.google.api.client.util.Lists;
 
 public class FeedUtils {
 
+	protected static Logger log = LoggerFactory.getLogger(FeedUtils.class);
+
 	public static String truncate(String string, int length) {
 		if (string != null) {
 			string = string.substring(0, Math.min(length, string.length()));
@@ -204,4 +210,26 @@ public class FeedUtils {
 
 		return baseUrl + url;
 	}
+
+	public static String getFaviconUrl(String url, String publicUrl) {
+
+		String defaultIcon = removeTrailingSlash(publicUrl)
+				+ "/images/default_favicon.gif";
+		if (StringUtils.isBlank(url)) {
+			return defaultIcon;
+		}
+
+		int index = Math.max(url.length(), url.lastIndexOf('?'));
+
+		StringBuilder iconUrl = new StringBuilder(
+				"https://getfavicon.appspot.com/");
+		try {
+			iconUrl.append(URLEncoder.encode(url.substring(0, index), "UTF-8"));
+		} catch (UnsupportedEncodingException e) {
+			// never happens
+			log.error(e.getMessage(), e);
+		}
+		iconUrl.append("?defaulticon=none");
+		return iconUrl.toString();
+	}
 }

src/main/java/com/commafeed/frontend/model/Entry.java

@@ -8,6 +8,7 @@ import javax.xml.bind.annotation.XmlAccessType;
 import javax.xml.bind.annotation.XmlAccessorType;
 import javax.xml.bind.annotation.XmlRootElement;
 
+import com.commafeed.backend.feeds.FeedUtils;
 import com.commafeed.backend.model.FeedEntry;
 import com.commafeed.backend.model.FeedEntryStatus;
 import com.sun.syndication.feed.synd.SyndContentImpl;
@@ -22,7 +23,7 @@ import com.wordnik.swagger.annotations.ApiProperty;
 @ApiClass("Entry details")
 public class Entry implements Serializable {
 
-	public static Entry build(FeedEntryStatus status) {
+	public static Entry build(FeedEntryStatus status, String publicUrl) {
 		Entry entry = new Entry();
 
 		FeedEntry feedEntry = status.getEntry();
@@ -44,6 +45,8 @@ public class Entry implements Serializable {
 		entry.setFeedId(String.valueOf(status.getSubscription().getId()));
 		entry.setFeedUrl(status.getSubscription().getFeed().getUrl());
 		entry.setFeedLink(status.getSubscription().getFeed().getLink());
+		entry.setIconUrl(FeedUtils.getFaviconUrl(status.getSubscription()
+				.getFeed().getLink(), publicUrl));
 
 		return entry;
 	}
@@ -98,6 +101,9 @@ public class Entry implements Serializable {
 	@ApiProperty("this entry's website url")
 	private String feedLink;
 
+	@ApiProperty(value = "The favicon url to use for this feed")
+	private String iconUrl;
+
 	@ApiProperty("entry url")
 	private String url;
 
@@ -227,4 +233,12 @@ public class Entry implements Serializable {
 		this.author = author;
 	}
 
+	public String getIconUrl() {
+		return iconUrl;
+	}
+
+	public void setIconUrl(String iconUrl) {
+		this.iconUrl = iconUrl;
+	}
+
 }

src/main/java/com/commafeed/frontend/model/Subscription.java

@@ -8,6 +8,7 @@ import javax.xml.bind.annotation.XmlAccessType;
 import javax.xml.bind.annotation.XmlAccessorType;
 import javax.xml.bind.annotation.XmlRootElement;
 
+import com.commafeed.backend.feeds.FeedUtils;
 import com.commafeed.backend.model.Feed;
 import com.commafeed.backend.model.FeedCategory;
 import com.commafeed.backend.model.FeedSubscription;
@@ -21,7 +22,7 @@ import com.wordnik.swagger.annotations.ApiProperty;
 public class Subscription implements Serializable {
 
 	public static Subscription build(FeedSubscription subscription,
-			long unreadCount) {
+			String publicUrl, long unreadCount) {
 		Date now = Calendar.getInstance().getTime();
 		FeedCategory category = subscription.getCategory();
 		Feed feed = subscription.getFeed();
@@ -32,6 +33,7 @@ public class Subscription implements Serializable {
 		sub.setErrorCount(feed.getErrorCount());
 		sub.setFeedUrl(feed.getUrl());
 		sub.setFeedLink(feed.getLink());
+		sub.setIconUrl(FeedUtils.getFaviconUrl(feed.getLink(), publicUrl));
 		sub.setLastRefresh(feed.getLastUpdated());
 		sub.setNextRefresh((feed.getDisabledUntil() != null && feed
 				.getDisabledUntil().before(now)) ? null : feed
@@ -66,6 +68,9 @@ public class Subscription implements Serializable {
 	@ApiProperty(value = "this subscription's website url", required = true)
 	private String feedLink;
 
+	@ApiProperty(value = "The favicon url to use for this feed")
+	private String iconUrl;
+
 	@ApiProperty(value = "unread count", required = true)
 	private long unread;
 
@@ -152,4 +157,12 @@ public class Subscription implements Serializable {
 		this.nextRefresh = nextRefresh;
 	}
 
+	public String getIconUrl() {
+		return iconUrl;
+	}
+
+	public void setIconUrl(String iconUrl) {
+		this.iconUrl = iconUrl;
+	}
+
 }

src/main/java/com/commafeed/frontend/rest/resources/CategoryREST.java

@@ -70,6 +70,7 @@ public class CategoryREST extends AbstractResourceREST {
 			@ApiParam(value = "date ordering", allowableValues = "asc,desc") @QueryParam("order") @DefaultValue("desc") ReadingOrder order) {
 
 		Preconditions.checkNotNull(readType);
+		limit = Math.min(limit, 50);
 
 		Entries entries = new Entries();
 		boolean unreadOnly = readType == ReadType.unread;
@@ -82,7 +83,9 @@ public class CategoryREST extends AbstractResourceREST {
 			List<FeedEntryStatus> unreadEntries = feedEntryStatusDAO.findAll(
 					getUser(), unreadOnly, offset, limit, order, true);
 			for (FeedEntryStatus status : unreadEntries) {
-				entries.getEntries().add(Entry.build(status));
+				entries.getEntries().add(
+						Entry.build(status, applicationSettingsService.get()
+								.getPublicUrl()));
 			}
 
 		} else if (STARRED.equals(id)) {
@@ -90,7 +93,9 @@ public class CategoryREST extends AbstractResourceREST {
 			List<FeedEntryStatus> starred = feedEntryStatusDAO.findStarred(
 					getUser(), offset, limit, order, true);
 			for (FeedEntryStatus status : starred) {
-				entries.getEntries().add(Entry.build(status));
+				entries.getEntries().add(
+						Entry.build(status, applicationSettingsService.get()
+								.getPublicUrl()));
 			}
 		} else {
 			FeedCategory feedCategory = feedCategoryDAO.findById(getUser(),
@@ -102,7 +107,9 @@ public class CategoryREST extends AbstractResourceREST {
 						.findByCategories(childrenCategories, getUser(),
 								unreadOnly, offset, limit, order, true);
 				for (FeedEntryStatus status : unreadEntries) {
-					entries.getEntries().add(Entry.build(status));
+					entries.getEntries().add(
+							Entry.build(status, applicationSettingsService
+									.get().getPublicUrl()));
 				}
 				entries.setName(feedCategory.getName());
 			}
@@ -347,7 +354,9 @@ public class CategoryREST extends AbstractResourceREST {
 							.equals(subscription.getCategory().getId(), id))) {
 				Long size = unreadCount.get(subscription.getId());
 				long unread = size == null ? 0 : size;
-				Subscription sub = Subscription.build(subscription, unread);
+				Subscription sub = Subscription
+						.build(subscription, applicationSettingsService.get()
+								.getPublicUrl(), unread);
 				category.getFeeds().add(sub);
 			}
 		}

src/main/java/com/commafeed/frontend/rest/resources/EntryREST.java

@@ -63,6 +63,7 @@ public class EntryREST extends AbstractResourceREST {
 			@ApiParam(value = "offset for paging") @DefaultValue("0") @QueryParam("offset") int offset,
 			@ApiParam(value = "limit for paging") @DefaultValue("-1") @QueryParam("limit") int limit) {
 		keywords = StringUtils.trimToEmpty(keywords);
+		limit = Math.min(limit, 50);
 		Preconditions.checkArgument(StringUtils.length(keywords) >= 3);
 
 		Entries entries = new Entries();
@@ -71,7 +72,8 @@ public class EntryREST extends AbstractResourceREST {
 		List<FeedEntryStatus> entriesStatus = feedEntryStatusDAO
 				.findByKeywords(getUser(), keywords, offset, limit);
 		for (FeedEntryStatus status : entriesStatus) {
-			list.add(Entry.build(status));
+			list.add(Entry.build(status, applicationSettingsService.get()
+					.getPublicUrl()));
 		}
 
 		entries.setName("Search for : " + keywords);

src/main/java/com/commafeed/frontend/rest/resources/FeedREST.java

@@ -76,6 +76,8 @@ public class FeedREST extends AbstractResourceREST {
 		Preconditions.checkNotNull(id);
 		Preconditions.checkNotNull(readType);
 		
+		limit = Math.min(limit, 50);
+
 		Entries entries = new Entries();
 		boolean unreadOnly = readType == ReadType.unread;
 
@@ -90,7 +92,9 @@ public class FeedREST extends AbstractResourceREST {
 					.findByFeed(subscription.getFeed(), getUser(), unreadOnly,
 							offset, limit, order, true);
 			for (FeedEntryStatus status : unreadEntries) {
-				entries.getEntries().add(Entry.build(status));
+				entries.getEntries().add(
+						Entry.build(status, applicationSettingsService.get()
+								.getPublicUrl()));
 			}
 		}
 
@@ -221,7 +225,9 @@ public class FeedREST extends AbstractResourceREST {
 		if (sub == null) {
 			return Response.status(Status.NOT_FOUND).build();
 		}
-		return Response.ok(Subscription.build(sub, 0)).build();
+		return Response.ok(
+				Subscription.build(sub, applicationSettingsService.get()
+						.getPublicUrl(), 0)).build();
 	}
 
 	@POST

src/main/webapp/js/directives.js

@@ -40,29 +40,7 @@ module.directive('favicon', function() {
 			url : '='
 		},
 		replace : true,
-		template : '<img ng-src="{{iconUrl()}}" class="favicon" onError="this.src=\'images/default_favicon.gif\'"></img>',
+		template : '<img ng-src="{{url}}" class="favicon" onError="this.src=\'images/default_favicon.gif\'"></img>'
-		controller : ['$scope', function($scope) {
-			
-			$scope.iconUrl = function() {
-				var url = $scope.url;
-
-				var current = window.location.href;
-				var baseUrl = current.substring(0, current.lastIndexOf('#'));
-				var defaultIcon = baseUrl + 'images/default_favicon.gif';
-				if (!url) {
-					return defaultIcon;
-				}
-				
-				var index = Math.max(url.length, url.lastIndexOf('?'));
-				
-				var iconUrl = '//getfavicon.appspot.com/';
-				iconUrl += encodeURIComponent(url.substring(0, index));
-				iconUrl += '?defaulticon=none';
-				return iconUrl;
-			};
-			
-			
-		}]
 	};
 });
 

src/main/webapp/templates/_category.html

@@ -30,7 +30,7 @@
 			</div>
 			<a ng-click="feedClicked(feed.id)" class="feed-link"
 				ng-class="{error: feed.message && feed.errorCount > 10, selected: (feed.id == selectedId && selectedType == 'feed'), unread: feed.unread }">
-				<favicon url="feed.feedLink" />
+				<favicon url="feed.iconUrl" />
 				{{feed.name}} {{feedCountLabel(feed)}}
 			</a>
 		</li>

src/main/webapp/templates/feeds.view.html

@@ -15,7 +15,7 @@
 						<i ng-class="{'icon-star icon-star-yellow': entry.starred, 'icon-star-empty': !entry.starred}"
 							class="pointer"></i>
 					</span>
-					<favicon url="entry.feedLink" />
+					<favicon url="entry.iconUrl" />
 					{{entry.feedName}}
 				</span>
 				<span class="entry-date visible-desktop">{{entry.date | entryDate}}</span>