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Diffstat (limited to 'src/de/danoeh/antennapod/feed/FeedSearcher.java')
-rw-r--r--src/de/danoeh/antennapod/feed/FeedSearcher.java253
1 files changed, 0 insertions, 253 deletions
diff --git a/src/de/danoeh/antennapod/feed/FeedSearcher.java b/src/de/danoeh/antennapod/feed/FeedSearcher.java
deleted file mode 100644
index ab7c174bc..000000000
--- a/src/de/danoeh/antennapod/feed/FeedSearcher.java
+++ /dev/null
@@ -1,253 +0,0 @@
-package de.danoeh.antennapod.feed;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-import android.content.Context;
-import android.database.Cursor;
-import android.os.Looper;
-import android.util.Log;
-import de.danoeh.antennapod.AppConfig;
-import de.danoeh.antennapod.PodcastApp;
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.storage.PodDBAdapter;
-import de.danoeh.antennapod.util.comparator.SearchResultValueComparator;
-
-/** Performs search on Feeds and FeedItems */
-public class FeedSearcher {
- private static final String TAG = "FeedSearcher";
-
- // Search result values
- private static final int VALUE_FEED_TITLE = 3;
- private static final int VALUE_ITEM_TITLE = 2;
- private static final int VALUE_ITEM_CHAPTER = 1;
- private static final int VALUE_ITEM_DESCRIPTION = 0;
- private static final int VALUE_WORD_MATCH = 4;
-
- /** Performs a search in all feeds or one specific feed. */
- public static ArrayList<SearchResult> performSearch(final Context context,
- final String query, final Feed selectedFeed) {
- final String lcQuery = query.toLowerCase();
- final ArrayList<SearchResult> result = new ArrayList<SearchResult>();
- if (selectedFeed == null) {
- if (AppConfig.DEBUG)
- Log.d(TAG, "Performing global search");
- if (AppConfig.DEBUG)
- Log.d(TAG, "Searching Feed titles");
- searchFeedtitles(lcQuery, result);
- } else if (AppConfig.DEBUG) {
- Log.d(TAG, "Performing search on specific feed");
- }
-
- if (AppConfig.DEBUG)
- Log.d(TAG, "Searching Feeditem titles");
- searchFeedItemTitles(lcQuery, result, selectedFeed);
-
- if (AppConfig.DEBUG)
- Log.d(TAG, "Searching item-chaptertitles");
- searchFeedItemChapters(lcQuery, result, selectedFeed);
-
- final FeedManager manager = FeedManager.getInstance();
- Looper.prepare();
- manager.searchFeedItemDescription(context, selectedFeed, lcQuery,
- new FeedManager.QueryTaskCallback() {
-
- @Override
- public void handleResult(Cursor cResult) {
- searchFeedItemContentEncodedCursor(lcQuery, result,
- selectedFeed, cResult);
-
- }
-
- @Override
- public void onCompletion() {
- manager.searchFeedItemContentEncoded(context,
- selectedFeed, lcQuery,
- new FeedManager.QueryTaskCallback() {
-
- @Override
- public void handleResult(Cursor cResult) {
- searchFeedItemDescriptionCursor(
- lcQuery, result, selectedFeed,
- cResult);
- }
-
- @Override
- public void onCompletion() {
- Looper.myLooper().quit();
- }
- });
- }
- });
-
- Looper.loop();
- if (AppConfig.DEBUG)
- Log.d(TAG, "Sorting results");
- Collections.sort(result, new SearchResultValueComparator());
-
- return result;
- }
-
- private static void searchFeedtitles(String query,
- ArrayList<SearchResult> destination) {
- FeedManager manager = FeedManager.getInstance();
- for (Feed feed : manager.getFeeds()) {
- SearchResult result = createSearchResult(feed, query, feed
- .getTitle().toLowerCase(), VALUE_FEED_TITLE);
- if (result != null) {
- destination.add(result);
- }
- }
- }
-
- private static void searchFeedItemTitles(String query,
- ArrayList<SearchResult> destination, Feed selectedFeed) {
- FeedManager manager = FeedManager.getInstance();
- if (selectedFeed == null) {
- for (Feed feed : manager.getFeeds()) {
- searchFeedItemTitlesSingleFeed(query, destination, feed);
- }
- } else {
- searchFeedItemTitlesSingleFeed(query, destination, selectedFeed);
- }
- }
-
- private static void searchFeedItemTitlesSingleFeed(String query,
- ArrayList<SearchResult> destination, Feed feed) {
- for (FeedItem item : feed.getItems()) {
- SearchResult result = createSearchResult(item, query, item
- .getTitle().toLowerCase(), VALUE_ITEM_TITLE);
- if (result != null) {
- result.setSubtitle(PodcastApp.getInstance().getString(
- R.string.found_in_title_label));
- destination.add(result);
- }
-
- }
- }
-
- private static void searchFeedItemChapters(String query,
- ArrayList<SearchResult> destination, Feed selectedFeed) {
- FeedManager manager = FeedManager.getInstance();
- if (selectedFeed == null) {
- for (Feed feed : manager.getFeeds()) {
- searchFeedItemChaptersSingleFeed(query, destination, feed);
- }
- } else {
- searchFeedItemChaptersSingleFeed(query, destination, selectedFeed);
- }
- }
-
- private static void searchFeedItemChaptersSingleFeed(String query,
- ArrayList<SearchResult> destination, Feed feed) {
- for (FeedItem item : feed.getItems()) {
- if (item.getChapters() != null) {
- for (Chapter sc : item.getChapters()) {
- SearchResult result = createSearchResult(item, query, sc
- .getTitle().toLowerCase(), VALUE_ITEM_CHAPTER);
- if (result != null) {
- result.setSubtitle(PodcastApp.getInstance().getString(
- R.string.found_in_chapters_label));
- destination.add(result);
- }
- }
- }
- }
- }
-
- private static void searchFeedItemDescriptionCursor(String query,
- ArrayList<SearchResult> destination, Feed feed, Cursor cursor) {
- FeedManager manager = FeedManager.getInstance();
- if (cursor.moveToFirst()) {
- do {
- final long itemId = cursor
- .getLong(PodDBAdapter.IDX_FI_EXTRA_ID);
- String content = cursor
- .getString(PodDBAdapter.IDX_FI_EXTRA_DESCRIPTION);
- if (content != null) {
- content = content.toLowerCase();
- final long feedId = cursor
- .getLong(PodDBAdapter.IDX_FI_EXTRA_FEED);
- FeedItem item = null;
- if (feed == null) {
- item = manager.getFeedItem(itemId, feedId);
- } else {
- item = manager.getFeedItem(itemId, feed);
- }
- if (item != null) {
- SearchResult searchResult = createSearchResult(item,
- query, content, VALUE_ITEM_DESCRIPTION);
- if (searchResult != null) {
- searchResult.setSubtitle(PodcastApp.getInstance()
- .getString(
- R.string.found_in_shownotes_label));
- destination.add(searchResult);
-
- }
- }
- }
-
- } while (cursor.moveToNext());
- }
- }
-
- private static void searchFeedItemContentEncodedCursor(String query,
- ArrayList<SearchResult> destination, Feed feed, Cursor cursor) {
- FeedManager manager = FeedManager.getInstance();
- if (cursor.moveToFirst()) {
- do {
- final long itemId = cursor
- .getLong(PodDBAdapter.IDX_FI_EXTRA_ID);
- String content = cursor
- .getString(PodDBAdapter.IDX_FI_EXTRA_CONTENT_ENCODED);
- if (content != null) {
- content = content.toLowerCase();
-
- final long feedId = cursor
- .getLong(PodDBAdapter.IDX_FI_EXTRA_FEED);
- FeedItem item = null;
- if (feed == null) {
- item = manager.getFeedItem(itemId, feedId);
- } else {
- item = manager.getFeedItem(itemId, feed);
- }
- if (item != null) {
- SearchResult searchResult = createSearchResult(item,
- query, content, VALUE_ITEM_DESCRIPTION);
- if (searchResult != null) {
- searchResult.setSubtitle(PodcastApp.getInstance()
- .getString(
- R.string.found_in_shownotes_label));
- destination.add(searchResult);
- }
- }
- }
- } while (cursor.moveToNext());
- }
- }
-
- private static SearchResult createSearchResult(FeedComponent component,
- String query, String text, int baseValue) {
- int bonus = 0;
- boolean found = false;
- // try word search
- Pattern word = Pattern.compile("\b" + query + "\b");
- Matcher matcher = word.matcher(text);
- found = matcher.find();
- if (found) {
- bonus = VALUE_WORD_MATCH;
- } else {
- // search for other occurence
- found = text.contains(query);
- }
-
- if (found) {
- return new SearchResult(component, baseValue + bonus);
- } else {
- return null;
- }
- }
-
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-18 17:30:18 +0000