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Newest updated version of application 07_05_2021 ...
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@AlbatovK
AlbatovK committed May 18, 2021
1 parent 4fe1ebd commit 1302a19
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Showing 13 changed files with 438 additions and 238 deletions.
17 changes: 6 additions & 11 deletions app/src/main/java/com/example/project_28_02_2021/DataBaseHelper.java
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Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,7 @@
public class DataBaseHelper extends SQLiteOpenHelper {

protected final ArrayList<String> rows = new ArrayList<>();
protected final Context context;
protected final Context context;

public static String deleteQuery
= "delete from sites_table where name = '%s';";
Expand Down Expand Up @@ -38,11 +38,14 @@ public void addSite(Site site) {
@Override
public void onCreate(SQLiteDatabase db) {
db.execSQL(createQuery);
for (String row : rows) { db.execSQL(row); }
for (String row : rows) {
db.execSQL(row);
}
}

@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {}
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
}

public ArrayList<Site> getSites() {
Cursor cursor = getReadableDatabase().rawQuery(selectQuery, null);
Expand All @@ -54,14 +57,6 @@ public ArrayList<Site> getSites() {
String url = cursor.getString(urlId);
Site site = new Site(name, url, context);
sites.add(site);
/* boolean notAgain = true;
for (Site s : Site.getSites()) {
if (site.getName().equals(s.getName())) {
notAgain = false;
break;
}
}
if (notAgain) { sites.add(site); } */
}
cursor.close();
return sites;
Expand Down
49 changes: 33 additions & 16 deletions app/src/main/java/com/example/project_28_02_2021/LikedNewsActivity.java
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Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,9 @@ public boolean onOptionsItemSelected(MenuItem item) {
deleteFile("news.xml");
setDefaultSettings();
return true;
} else { return super.onOptionsItemSelected(item); }
} else {
return super.onOptionsItemSelected(item);
}
}

@Override
Expand All @@ -71,30 +73,40 @@ public boolean onContextItemSelected(MenuItem item) {
(dialog, which) -> closeOptionsMenu())
.setPositiveButton(R.string.str_delete_site,
(dialog, which) -> {
NewsRssItem removedItem = NewsRssItem.getLikedNews().get(info.position);
NewsRssItem removedItem = NewsRssItem.getLikedNews().get(info.position);
StringBuilder gotXml = new StringBuilder();
try (InputStream inputStream = openFileInput("news.xml")) {
Scanner scanner = new Scanner(inputStream);
while (scanner.hasNext()) { gotXml.append(scanner.nextLine()); }
} catch (IOException ignored) {}
while (scanner.hasNext()) {
gotXml.append(scanner.nextLine());
}
} catch (IOException ignored) {
}
deleteFile("news.xml");
Document doc = Jsoup.parse(gotXml.toString(), "", Parser.xmlParser());
Elements items = doc.select("item");
StringBuilder resXml = new StringBuilder();
String root = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
String startTag = "<items>";
String endTag = "</items>";
try {for (Element docItem : items) {
if (docItem.select("title").text().equals(removedItem.getTitle())) { continue; }
resXml.append(docItem.toString()); }
} catch (Exception ignored) {}
try {
for (Element docItem : items) {
if (docItem.select("title").text().equals(removedItem.getTitle())) {
continue;
}
resXml.append(docItem.toString());
}
} catch (Exception ignored) {
}
String res = root + startTag + resXml.toString() + endTag;
try { openFileOutput("news.xml", MODE_APPEND).write(res.getBytes()); }
catch (IOException ignored) {}
try {
openFileOutput("news.xml", MODE_APPEND).write(res.getBytes());
} catch (IOException ignored) {
}
NewsRssItem.getLikedNews().remove(info.position);
listView.setAdapter(new NewsRssItemAdapter(this,
R.layout.list_item_layout, NewsRssItem.getLikedNews(), false));
})
})
.create();
alertDialog.show();
}
Expand All @@ -105,16 +117,19 @@ public void setDefaultSettings() {
SharedPreferences settings = getSharedPreferences(PreferenceManager.SETTINGS_NAME, MODE_MULTI_PROCESS);
AdapterView.OnItemClickListener itemListener =
(parent, view, position, id) -> startActivity(new Intent(Intent.ACTION_VIEW,
Uri.parse(NewsRssItem.getLikedNews().get(position).getLink())));
Uri.parse(NewsRssItem.getLikedNews().get(position).getLink())));
listView.setOnItemClickListener(itemListener);
Comparator<NewsRssItem> defaultComparator;
switch (settings.getString(PreferenceManager.SORT_KEY, PreferenceManager.SORT_BY_DATE)) {
case PreferenceManager.SORT_BY_DATE:
defaultComparator = NewsRssItem.getComparator(NewsRssItem.ItemComparators.SORT_BY_DATE); break;
defaultComparator = NewsRssItem.getComparator(NewsRssItem.ItemComparators.SORT_BY_DATE);
break;
case PreferenceManager.SORT_BY_SITE:
defaultComparator = NewsRssItem.getComparator(NewsRssItem.ItemComparators.SORT_BY_SITE); break;
defaultComparator = NewsRssItem.getComparator(NewsRssItem.ItemComparators.SORT_BY_SITE);
break;
case PreferenceManager.SORT_BY_SIZE:
defaultComparator = NewsRssItem.getComparator(NewsRssItem.ItemComparators.SORT_BY_SIZE); break;
defaultComparator = NewsRssItem.getComparator(NewsRssItem.ItemComparators.SORT_BY_SIZE);
break;
default:
defaultComparator = (n_1, n_2) -> 0;
}
Expand All @@ -128,7 +143,9 @@ protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_liked_news_activity);
ActionBar bar = getSupportActionBar();
if (bar != null) { bar.setDisplayHomeAsUpEnabled(true); }
if (bar != null) {
bar.setDisplayHomeAsUpEnabled(true);
}
listView = findViewById(R.id.liked_news_list);
setDefaultSettings();
registerForContextMenu(listView);
Expand Down
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