1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.quicksearchbox; 18 19 import android.app.SearchManager; 20 import android.content.ComponentName; 21 import android.content.ContentProvider; 22 import android.content.ContentValues; 23 import android.content.Intent; 24 import android.content.UriMatcher; 25 import android.content.pm.PackageManager; 26 import android.database.Cursor; 27 import android.net.Uri; 28 import android.os.Binder; 29 import android.text.TextUtils; 30 import android.util.Log; 31 32 /** 33 * Handles broadcast intents for adding shortcuts to QSB. 34 */ 35 public class ShortcutsProvider extends ContentProvider { 36 37 private static final boolean DBG = false; 38 private static final String TAG = "QSB.ExternalShortcutReceiver"; 39 40 public static final String EXTRA_SHORTCUT_SOURCE = "shortcut_source"; 41 42 private static final int URI_CODE_SHORTCUTS = 0; 43 44 private UriMatcher mUriMatcher; 45 46 @Override onCreate()47 public boolean onCreate() { 48 mUriMatcher = buildUriMatcher(); 49 return true; 50 } 51 buildUriMatcher()52 private UriMatcher buildUriMatcher() { 53 String authority = getAuthority(); 54 UriMatcher matcher = new UriMatcher(UriMatcher.NO_MATCH); 55 matcher.addURI(authority, "shortcuts", URI_CODE_SHORTCUTS); 56 return matcher; 57 } 58 getAuthority()59 private String getAuthority() { 60 return getContext().getPackageName() + ".shortcuts"; 61 } 62 63 @Override getType(Uri uri)64 public String getType(Uri uri) { 65 switch (mUriMatcher.match(uri)) { 66 case URI_CODE_SHORTCUTS: 67 return SearchManager.SUGGEST_MIME_TYPE; 68 default: 69 throw new IllegalArgumentException("Unknown URI: " + uri); 70 } 71 } 72 73 @Override insert(Uri uri, ContentValues values)74 public Uri insert(Uri uri, ContentValues values) { 75 switch (mUriMatcher.match(uri)) { 76 case URI_CODE_SHORTCUTS: 77 addShortcut(values); 78 return null; 79 default: 80 throw new IllegalArgumentException("Unknown URI: " + uri); 81 } 82 } 83 84 @Override delete(Uri uri, String selection, String[] selectionArgs)85 public int delete(Uri uri, String selection, String[] selectionArgs) { 86 throw new UnsupportedOperationException(); 87 } 88 89 @Override query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder)90 public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, 91 String sortOrder) { 92 throw new UnsupportedOperationException(); 93 } 94 95 @Override update(Uri uri, ContentValues values, String selection, String[] selectionArgs)96 public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) { 97 throw new UnsupportedOperationException(); 98 } 99 addShortcut(final ContentValues shortcut)100 private void addShortcut(final ContentValues shortcut) { 101 String sourceName = shortcut.getAsString(EXTRA_SHORTCUT_SOURCE); 102 if (TextUtils.isEmpty(sourceName)) { 103 Log.e(TAG, "Missing " + EXTRA_SHORTCUT_SOURCE); 104 return; 105 } 106 107 String sourceAction = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_INTENT_ACTION); 108 if (Intent.ACTION_WEB_SEARCH.equals(sourceAction)) { 109 if (DBG) { 110 Log.d(TAG, "Ignoring shortcut from " + sourceName + 111 "because its intent action was ACTION_WEB_SEARCH."); 112 } 113 return; 114 } 115 116 final ComponentName sourceComponent = ComponentName.unflattenFromString(sourceName); 117 if (!checkCallingPackage(sourceComponent.getPackageName())) { 118 Log.w(TAG, "Got shortcut for " + sourceComponent + " from a different process"); 119 return; 120 } 121 122 getQsbApplication().runOnUiThread(new Runnable() { 123 public void run() { 124 storeShortcut(sourceComponent, shortcut); 125 } 126 }); 127 } 128 129 // Called on the main thread storeShortcut(ComponentName sourceComponent, ContentValues shortcut)130 private void storeShortcut(ComponentName sourceComponent, ContentValues shortcut) { 131 if (DBG) Log.d(TAG, "Adding (PID: " + Binder.getCallingPid() + "): " + shortcut); 132 133 Source source = getCorpora().getSource(sourceComponent.flattenToShortString()); 134 if (source == null) { 135 Log.w(TAG, "Unknown shortcut source " + sourceComponent); 136 return; 137 } 138 139 String userQuery = shortcut.getAsString(SearchManager.USER_QUERY); 140 if (userQuery == null) userQuery = ""; 141 142 ListSuggestionCursor cursor = new ListSuggestionCursor(userQuery); 143 cursor.add(makeSuggestion(source, shortcut)); 144 getShortcutRepository().reportClick(cursor, 0); 145 } 146 checkCallingPackage(String packageName)147 private boolean checkCallingPackage(String packageName) { 148 int callingUid = Binder.getCallingUid(); 149 PackageManager pm = getContext().getPackageManager(); 150 String[] uidPkgs = pm.getPackagesForUid(callingUid); 151 if (uidPkgs == null) return false; 152 for (String uidPkg : uidPkgs) { 153 if (packageName.equals(uidPkg)) return true; 154 } 155 return false; 156 } 157 makeSuggestion(Source source, ContentValues shortcut)158 private SuggestionData makeSuggestion(Source source, ContentValues shortcut) { 159 String format = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_FORMAT); 160 String text1 = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_TEXT_1); 161 String text2 = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_TEXT_2); 162 String text2Url = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_TEXT_2_URL); 163 String icon1 = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_ICON_1); 164 String icon2 = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_ICON_2); 165 String shortcutId = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_SHORTCUT_ID); 166 boolean spinnerWhileRefreshing = unboxBoolean( 167 shortcut.getAsBoolean(SearchManager.SUGGEST_COLUMN_SPINNER_WHILE_REFRESHING), 168 false); 169 String intentAction = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_INTENT_ACTION); 170 String intentData = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_INTENT_DATA); 171 String intentExtraData = 172 shortcut.getAsString(SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA); 173 String query = shortcut.getAsString(SearchManager.SUGGEST_COLUMN_QUERY); 174 175 SuggestionData suggestion = new SuggestionData(source); 176 suggestion.setFormat(format); 177 suggestion.setText1(text1); 178 suggestion.setText2(text2); 179 suggestion.setText2Url(text2Url); 180 suggestion.setIcon1(icon1); 181 suggestion.setIcon2(icon2); 182 suggestion.setShortcutId(shortcutId); 183 suggestion.setSpinnerWhileRefreshing(spinnerWhileRefreshing); 184 suggestion.setIntentAction(intentAction); 185 suggestion.setIntentData(intentData); 186 suggestion.setIntentExtraData(intentExtraData); 187 suggestion.setSuggestionQuery(query); 188 return suggestion; 189 } 190 unboxBoolean(Boolean value, boolean defValue)191 private static boolean unboxBoolean(Boolean value, boolean defValue) { 192 return value == null ? defValue : value; 193 } 194 getQsbApplication()195 private QsbApplication getQsbApplication() { 196 return QsbApplication.get(getContext()); 197 } 198 getShortcutRepository()199 private ShortcutRepository getShortcutRepository() { 200 return getQsbApplication().getShortcutRepository(); 201 } 202 getCorpora()203 private Corpora getCorpora() { 204 return getQsbApplication().getCorpora(); 205 } 206 207 } 208