diff options
author | Satish Sampath <satish@android.com> | 2009-05-21 14:09:22 +0100 |
---|---|---|
committer | Satish Sampath <satish@android.com> | 2009-05-25 22:33:49 +0100 |
commit | c4f82fd05529d0fde818fe7b2a3e3d649e5b82a1 (patch) | |
tree | 733eec10d8c7f1daf34238ef5399905bc087a519 | |
parent | 8637dd8dc1b255052b2615430bfb4603fa8711f7 (diff) | |
download | WebSearchProvider-c4f82fd05529d0fde818fe7b2a3e3d649e5b82a1.tar.gz |
Adds third party web search & suggest providers.
The XML files under res/ will be automatically generated with a script in a subsequent change.
The design is documented in the 'Design' section of https://docs.google.com/a/google.com/Doc?docid=0AUpt8mrQCqRkZGdnOGtmZzJfNWRwbXJndDc1
-rw-r--r-- | Android.mk | 27 | ||||
-rw-r--r-- | AndroidManifest.xml | 162 | ||||
-rw-r--r-- | NOTICE | 190 | ||||
-rw-r--r-- | res/values-en-rGB/search_engines.xml | 50 | ||||
-rw-r--r-- | res/values/all_search_engines.xml | 90 | ||||
-rw-r--r-- | res/values/search_engines.xml | 50 | ||||
-rw-r--r-- | res/xml/searchable_1.xml | 29 | ||||
-rw-r--r-- | res/xml/searchable_2.xml | 29 | ||||
-rw-r--r-- | res/xml/searchable_3.xml | 29 | ||||
-rw-r--r-- | res/xml/searchable_4.xml | 29 | ||||
-rw-r--r-- | res/xml/searchable_5.xml | 29 | ||||
-rw-r--r-- | res/xml/searchable_6.xml | 29 | ||||
-rw-r--r-- | res/xml/searchable_7.xml | 29 | ||||
-rw-r--r-- | src/com/android/websearch/SearchEngineInfo.java | 160 | ||||
-rw-r--r-- | src/com/android/websearch/SuggestionProvider.java | 131 | ||||
-rw-r--r-- | src/com/android/websearch/WebSearch.java | 67 |
16 files changed, 1077 insertions, 53 deletions
diff --git a/Android.mk b/Android.mk new file mode 100644 index 0000000..d1200d9 --- /dev/null +++ b/Android.mk @@ -0,0 +1,27 @@ +# +# Copyright (C) 2009 The Android Open Source Project +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +LOCAL_PATH := $(call my-dir) +include $(CLEAR_VARS) + +LOCAL_MODULE_TAGS := user # should be optional, but launcher crashes without this + +LOCAL_SRC_FILES := $(call all-subdir-java-files) + +LOCAL_PACKAGE_NAME := WebSearch +LOCAL_CERTIFICATE := shared + +include $(BUILD_PACKAGE) diff --git a/AndroidManifest.xml b/AndroidManifest.xml new file mode 100644 index 0000000..b5cbe3e --- /dev/null +++ b/AndroidManifest.xml @@ -0,0 +1,162 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- +/* +** Copyright 2009, The Android Open Source Project +** +** Licensed under the Apache License, Version 2.0 (the "License"); +** you may not use this file except in compliance with the License. +** You may obtain a copy of the License at +** +** http://www.apache.org/licenses/LICENSE-2.0 +** +** Unless required by applicable law or agreed to in writing, software +** distributed under the License is distributed on an "AS IS" BASIS, +** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +** See the License for the specific language governing permissions and +** limitations under the License. +*/ +--> + +<manifest xmlns:android="http://schemas.android.com/apk/res/android" + package="com.android.websearch" + android:sharedUserId="android.uid.shared"> + + <application android:label="Web Search" + android:process="android.process.acore"> + + <activity android:name=".WebSearch" + android:theme="@android:style/Theme.NoDisplay" + android:excludeFromRecents="true"> + </activity> + + <!-- + /* + * The following activity aliases act as the various built-in web search and suggest + * providers exported from this package. The provider names and enabled flag values come + * from strings.xml for the current locale. This allows us to define a static list of + * providers for each locale and let the runtime take care of selecting the appropriate + * ones. + */ + --> + <activity-alias android:name=".Search.1" + android:label="@string/engine_1_label" + android:enabled="@bool/engine_1_enabled" + android:targetActivity=".WebSearch"> + <intent-filter> + <action android:name="android.intent.action.SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <intent-filter> + <action android:name="android.intent.action.WEB_SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <meta-data android:name="android.app.searchable" + android:resource="@xml/searchable_1" /> + </activity-alias> + + <activity-alias android:name=".Search.2" + android:label="@string/engine_2_label" + android:enabled="@bool/engine_2_enabled" + android:targetActivity=".WebSearch"> + <intent-filter> + <action android:name="android.intent.action.SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <intent-filter> + <action android:name="android.intent.action.WEB_SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <meta-data android:name="android.app.searchable" + android:resource="@xml/searchable_2" /> + </activity-alias> + + <activity-alias android:name=".Search.3" + android:label="@string/engine_3_label" + android:enabled="@bool/engine_3_enabled" + android:targetActivity=".WebSearch"> + <intent-filter> + <action android:name="android.intent.action.SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <intent-filter> + <action android:name="android.intent.action.WEB_SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <meta-data android:name="android.app.searchable" + android:resource="@xml/searchable_3" /> + </activity-alias> + + <activity-alias android:name=".Search.4" + android:label="@string/engine_4_label" + android:enabled="@bool/engine_4_enabled" + android:targetActivity=".WebSearch"> + <intent-filter> + <action android:name="android.intent.action.SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <intent-filter> + <action android:name="android.intent.action.WEB_SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <meta-data android:name="android.app.searchable" + android:resource="@xml/searchable_4" /> + </activity-alias> + + <activity-alias android:name=".Search.5" + android:label="@string/engine_5_label" + android:enabled="@bool/engine_5_enabled" + android:targetActivity=".WebSearch"> + <intent-filter> + <action android:name="android.intent.action.SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <intent-filter> + <action android:name="android.intent.action.WEB_SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <meta-data android:name="android.app.searchable" + android:resource="@xml/searchable_5" /> + </activity-alias> + + <activity-alias android:name=".Search.6" + android:label="@string/engine_6_label" + android:enabled="@bool/engine_6_enabled" + android:targetActivity=".WebSearch"> + <intent-filter> + <action android:name="android.intent.action.SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <intent-filter> + <action android:name="android.intent.action.WEB_SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <meta-data android:name="android.app.searchable" + android:resource="@xml/searchable_6" /> + </activity-alias> + + <activity-alias android:name=".Search.7" + android:label="@string/engine_7_label" + android:enabled="@bool/engine_7_enabled" + android:targetActivity=".WebSearch"> + <intent-filter> + <action android:name="android.intent.action.SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <intent-filter> + <action android:name="android.intent.action.WEB_SEARCH" /> + <category android:name="android.intent.category.DEFAULT" /> + </intent-filter> + <meta-data android:name="android.app.searchable" + android:resource="@xml/searchable_7" /> + </activity-alias> + + <!-- + /* + * The number of suggest authorities defined below is exactly the same as the number of + * activity-alias elements defined above. + */ + --> + <provider android:name=".SuggestionProvider" + android:authorities="com.android.websearch.Suggest" /> + </application> +</manifest> @@ -0,0 +1,190 @@ + + Copyright (c) 2005-2009, The Android Open Source Project + + Licensed under the Apache License, Version 2.0 (the "License"); 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More about them +at http://www.opensearch.org/Specifications/OpenSearch/1.1/Draft_4#OpenSearch_1.1_parameters +--> + +<resources> + <string-array name="yahoo"> + <item>yahoo.com</item> + <item>http://search.yahoo.com/favicon.ico</item> + <item>http://search.yahoo.com/search?ei={inputEncoding}&fr=crmas&p={searchTerms}</item> + <item>UTF-8</item> + <item>http://ff.search.yahoo.com/gossip?output=fxjson&command={searchTerms}</item> + </string-array> + <string-array name="yahoo_uk"> + <item>uk.yahoo.com</item> + <item>http://uk.search.yahoo.com/favicon.ico</item> + <item>http://uk.search.yahoo.com/search?ei={inputEncoding}&fr=crmas&p={searchTerms}</item> + <item>UTF-8</item> + <item>http://uk-sayt.ff.search.yahoo.com/gossip-uk-sayt?output=fxjson&command={searchTerms}</item> + </string-array> + <string-array name="aol"> + <item>aol.com</item> + <item>http://search.aol.com/favicon.ico</item> + <item>http://search.aol.com/aol/search?query={searchTerms}</item> + <item>UTF-8</item> + <item></item> + </string-array> + <string-array name="ask"> + <item>ask.com</item> + <item>http://www.ask.com/favicon.ico</item> + <item>http://www.ask.com/web?q={searchTerms}</item> + <item>UTF-8</item> + <item>http://ss.ask.com/query?q={searchTerms}&li=ff</item> + </string-array> + <string-array name="ask_uk"> + <item>uk.ask.com</item> + <item>http://uk.ask.com/favicon.ico</item> + <item>http://uk.ask.com/web?q={searchTerms}</item> + <item>UTF-8</item> + <item>http://ss.uk.ask.com/query?q={searchTerms}&li=ff</item> + </string-array> + <string-array name="live_en_US"> + <item>live.com</item> + <item>http://search.live.com/s/wlflag.ico</item> + <item>http://search.live.com/results.aspx?setlang=en-US&mkt=en-US&q={searchTerms}</item> + <item>UTF-8</item> + <item></item> + </string-array> + <string-array name="msn_en_GB"> + <item>uk.msn.com</item> + <item>http://search.msn.co.uk/s/wlflag.ico</item> + <item>http://search.msn.co.uk/results.aspx?mkt=en-GB&q={searchTerms}</item> + <item>UTF-8</item> + <item></item> + </string-array> +</resources> diff --git a/res/values/search_engines.xml b/res/values/search_engines.xml new file mode 100644 index 0000000..3cd80fe --- /dev/null +++ b/res/values/search_engines.xml @@ -0,0 +1,50 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- Copyright (C) 2009 The Android Open Source Project + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +--> +<!-- +**** +**** THIS IS AN AUTOGENERATED FILE. +**** PLEASE DO NOT EDIT IT MANUALLY WITHOUT REMOVING THIS NOTICE. +**** +--> +<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2"> + <bool name="engine_1_enabled">true</bool> + <string name="engine_1_name">yahoo</string> + <string name="engine_1_label">Yahoo</string> + + <bool name="engine_2_enabled">true</bool> + <string name="engine_2_name">live_en_US</string> + <string name="engine_2_label">MSN</string> + + <bool name="engine_3_enabled">true</bool> + <string name="engine_3_name">aol</string> + <string name="engine_3_label">AOL</string> + + <bool name="engine_4_enabled">true</bool> + <string name="engine_4_name">ask</string> + <string name="engine_4_label">Ask</string> + + <bool name="engine_5_enabled">false</bool> + <string name="engine_5_name"></string> + <string name="engine_5_label"></string> + + <bool name="engine_6_enabled">false</bool> + <string name="engine_6_name"></string> + <string name="engine_6_label"></string> + + <bool name="engine_7_enabled">false</bool> + <string name="engine_7_name"></string> + <string name="engine_7_label"></string> +</resources> diff --git a/res/xml/searchable_1.xml b/res/xml/searchable_1.xml new file mode 100644 index 0000000..8e8a027 --- /dev/null +++ b/res/xml/searchable_1.xml @@ -0,0 +1,29 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- +/* +** Copyright 2009, The Android Open Source Project +** +** Licensed under the Apache License, Version 2.0 (the "License"); +** you may not use this file except in compliance with the License. +** You may obtain a copy of the License at +** +** http://www.apache.org/licenses/LICENSE-2.0 +** +** Unless required by applicable law or agreed to in writing, software +** distributed under the License is distributed on an "AS IS" BASIS, +** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +** See the License for the specific language governing permissions and +** limitations under the License. +*/ +--> + +<searchable xmlns:android="http://schemas.android.com/apk/res/android" + android:label="@string/engine_1_label" + android:voiceSearchMode="showVoiceSearchButton|launchWebSearch" + + android:searchSuggestAuthority="com.android.websearch.Suggest" + android:searchSuggestSelection="field =?" + android:searchSuggestPath="1" + android:searchSuggestThreshold="3" + android:searchSuggestIntentAction="android.intent.action.WEB_SEARCH" +/> diff --git a/res/xml/searchable_2.xml b/res/xml/searchable_2.xml new file mode 100644 index 0000000..7928eee --- /dev/null +++ b/res/xml/searchable_2.xml @@ -0,0 +1,29 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- +/* +** Copyright 2009, The Android Open Source Project +** +** Licensed under the Apache License, Version 2.0 (the "License"); +** you may not use this file except in compliance with the License. +** You may obtain a copy of the License at +** +** http://www.apache.org/licenses/LICENSE-2.0 +** +** Unless required by applicable law or agreed to in writing, software +** distributed under the License is distributed on an "AS IS" BASIS, +** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +** See the License for the specific language governing permissions and +** limitations under the License. +*/ +--> + +<searchable xmlns:android="http://schemas.android.com/apk/res/android" + android:label="@string/engine_2_label" + android:voiceSearchMode="showVoiceSearchButton|launchWebSearch" + + android:searchSuggestAuthority="com.android.websearch.Suggest" + android:searchSuggestSelection="field =?" + android:searchSuggestPath="2" + android:searchSuggestThreshold="3" + android:searchSuggestIntentAction="android.intent.action.WEB_SEARCH" +/> diff --git a/res/xml/searchable_3.xml b/res/xml/searchable_3.xml new file mode 100644 index 0000000..a8092dc --- /dev/null +++ b/res/xml/searchable_3.xml @@ -0,0 +1,29 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- +/* +** Copyright 2009, The Android Open Source Project +** +** Licensed under the Apache License, Version 2.0 (the "License"); +** you may not use this file except in compliance with the License. +** You may obtain a copy of the License at +** +** http://www.apache.org/licenses/LICENSE-2.0 +** +** Unless required by applicable law or agreed to in writing, software +** distributed under the License is distributed on an "AS IS" BASIS, +** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +** See the License for the specific language governing permissions and +** limitations under the License. +*/ +--> + +<searchable xmlns:android="http://schemas.android.com/apk/res/android" + android:label="@string/engine_3_label" + android:voiceSearchMode="showVoiceSearchButton|launchWebSearch" + + android:searchSuggestAuthority="com.android.websearch.Suggest" + android:searchSuggestSelection="field =?" + android:searchSuggestPath="3" + android:searchSuggestThreshold="3" + android:searchSuggestIntentAction="android.intent.action.WEB_SEARCH" +/> diff --git a/res/xml/searchable_4.xml b/res/xml/searchable_4.xml new file mode 100644 index 0000000..dc911c9 --- /dev/null +++ b/res/xml/searchable_4.xml @@ -0,0 +1,29 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- +/* +** Copyright 2009, The Android Open Source Project +** +** Licensed under the Apache License, Version 2.0 (the "License"); +** you may not use this file except in compliance with the License. +** You may obtain a copy of the License at +** +** http://www.apache.org/licenses/LICENSE-2.0 +** +** Unless required by applicable law or agreed to in writing, software +** distributed under the License is distributed on an "AS IS" BASIS, +** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +** See the License for the specific language governing permissions and +** limitations under the License. +*/ +--> + +<searchable xmlns:android="http://schemas.android.com/apk/res/android" + android:label="@string/engine_4_label" + android:voiceSearchMode="showVoiceSearchButton|launchWebSearch" + + android:searchSuggestAuthority="com.android.websearch.Suggest" + android:searchSuggestSelection="field =?" + android:searchSuggestPath="4" + android:searchSuggestThreshold="3" + android:searchSuggestIntentAction="android.intent.action.WEB_SEARCH" +/> diff --git a/res/xml/searchable_5.xml b/res/xml/searchable_5.xml new file mode 100644 index 0000000..2ebcf01 --- /dev/null +++ b/res/xml/searchable_5.xml @@ -0,0 +1,29 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- +/* +** Copyright 2009, The Android Open Source Project +** +** Licensed under the Apache License, Version 2.0 (the "License"); +** you may not use this file except in compliance with the License. +** You may obtain a copy of the License at +** +** http://www.apache.org/licenses/LICENSE-2.0 +** +** Unless required by applicable law or agreed to in writing, software +** distributed under the License is distributed on an "AS IS" BASIS, +** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +** See the License for the specific language governing permissions and +** limitations under the License. +*/ +--> + +<searchable xmlns:android="http://schemas.android.com/apk/res/android" + android:label="@string/engine_5_label" + android:voiceSearchMode="showVoiceSearchButton|launchWebSearch" + + android:searchSuggestAuthority="com.android.websearch.Suggest" + android:searchSuggestSelection="field =?" + android:searchSuggestPath="5" + android:searchSuggestThreshold="3" + android:searchSuggestIntentAction="android.intent.action.WEB_SEARCH" +/> diff --git a/res/xml/searchable_6.xml b/res/xml/searchable_6.xml new file mode 100644 index 0000000..4db83d2 --- /dev/null +++ b/res/xml/searchable_6.xml @@ -0,0 +1,29 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- +/* +** Copyright 2009, The Android Open Source Project +** +** Licensed under the Apache License, Version 2.0 (the "License"); +** you may not use this file except in compliance with the License. +** You may obtain a copy of the License at +** +** http://www.apache.org/licenses/LICENSE-2.0 +** +** Unless required by applicable law or agreed to in writing, software +** distributed under the License is distributed on an "AS IS" BASIS, +** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +** See the License for the specific language governing permissions and +** limitations under the License. +*/ +--> + +<searchable xmlns:android="http://schemas.android.com/apk/res/android" + android:label="@string/engine_6_label" + android:voiceSearchMode="showVoiceSearchButton|launchWebSearch" + + android:searchSuggestAuthority="com.android.websearch.Suggest" + android:searchSuggestSelection="field =?" + android:searchSuggestPath="6" + android:searchSuggestThreshold="3" + android:searchSuggestIntentAction="android.intent.action.WEB_SEARCH" +/> diff --git a/res/xml/searchable_7.xml b/res/xml/searchable_7.xml new file mode 100644 index 0000000..ee45659 --- /dev/null +++ b/res/xml/searchable_7.xml @@ -0,0 +1,29 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- +/* +** Copyright 2009, The Android Open Source Project +** +** Licensed under the Apache License, Version 2.0 (the "License"); +** you may not use this file except in compliance with the License. +** You may obtain a copy of the License at +** +** http://www.apache.org/licenses/LICENSE-2.0 +** +** Unless required by applicable law or agreed to in writing, software +** distributed under the License is distributed on an "AS IS" BASIS, +** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +** See the License for the specific language governing permissions and +** limitations under the License. +*/ +--> + +<searchable xmlns:android="http://schemas.android.com/apk/res/android" + android:label="@string/engine_7_label" + android:voiceSearchMode="showVoiceSearchButton|launchWebSearch" + + android:searchSuggestAuthority="com.android.websearch.Suggest" + android:searchSuggestSelection="field =?" + android:searchSuggestPath="7" + android:searchSuggestThreshold="3" + android:searchSuggestIntentAction="android.intent.action.WEB_SEARCH" +/> diff --git a/src/com/android/websearch/SearchEngineInfo.java b/src/com/android/websearch/SearchEngineInfo.java new file mode 100644 index 0000000..8a38ff7 --- /dev/null +++ b/src/com/android/websearch/SearchEngineInfo.java @@ -0,0 +1,160 @@ +/* + * Copyright (C) 2009 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.websearch; + +import java.net.URLEncoder; +import java.util.Locale; + +import android.content.Context; +import android.content.ComponentName; +import android.content.res.Resources; +import android.text.TextUtils; +import android.util.Log; + + +/** + * Loads and holds data for a given web search engine. + */ +public class SearchEngineInfo { + private static String LOG_TAG = "SearchEngineInfo"; + + // The fields of a search engine data array, defined in the same order as they appear in the + // all_search_engines.xml file. + // If you are adding/removing to this list, remember to update NUM_FIELDS below. + static final int FIELD_KEYWORD = 0; + static final int FIELD_FAVICON_URI = 1; + static final int FIELD_SEARCH_URI = 2; + static final int FIELD_ENCODING = 3; + static final int FIELD_SUGGEST_URI = 4; + static final int NUM_FIELDS = 5; + + // The OpenSearch URI template parameters that we support. + private static final String PARAMETER_LANGUAGE = "{language}"; + private static final String PARAMETER_SEARCH_TERMS = "{searchTerms}"; + private static final String PARAMETER_INPUT_ENCODING = "{inputEncoding}"; + + // The array of strings defining this search engine. The array values are in the same order as + // the above enumeration definition. + private String[] mSearchEngineData = null; + + private Context mContext = null; + + /* + * @param index is the numerical value in the search engine name resource, starts from 1. This + * is typically obtained as the last word in the content URI path field or the intent class name + * field. + * @throws IllegalArgumentException If the index does not refer to a valid search engine + */ + public SearchEngineInfo(Context context, String index) throws IllegalArgumentException { + mContext = context; + String resourceName = "engine_" + index + "_name"; + Resources res = mContext.getResources(); + int id_name = res.getIdentifier(resourceName, "string", mContext.getPackageName()); + if (id_name == 0) { + throw new IllegalArgumentException("No such resource - " + resourceName); + } + + String searchEngineName = res.getString(id_name); + int id_data = res.getIdentifier(searchEngineName, "array", mContext.getPackageName()); + mSearchEngineData = res.getStringArray(id_data); + + if (mSearchEngineData == null) { + throw new IllegalArgumentException("No data found for " + resourceName); + } + if (mSearchEngineData.length != NUM_FIELDS) { + throw new IllegalArgumentException( + resourceName + " has invalid number of fields - " + mSearchEngineData.length); + } + if (TextUtils.isEmpty(mSearchEngineData[FIELD_SEARCH_URI])) { + throw new IllegalArgumentException(resourceName + " has an empty search URI"); + } + + // Add the current language/country information to the URIs. + Locale locale = mContext.getResources().getConfiguration().locale; + StringBuilder language = new StringBuilder(locale.getLanguage()); + if (!TextUtils.isEmpty(locale.getCountry())) { + language.append('-'); + language.append(locale.getCountry()); + } + + String language_str = language.toString(); + mSearchEngineData[FIELD_SEARCH_URI] = + mSearchEngineData[FIELD_SEARCH_URI].replace(PARAMETER_LANGUAGE, language_str); + mSearchEngineData[FIELD_SUGGEST_URI] = + mSearchEngineData[FIELD_SUGGEST_URI].replace(PARAMETER_LANGUAGE, language_str); + + // Default to UTF-8 if not specified. + String enc = mSearchEngineData[FIELD_ENCODING]; + if (TextUtils.isEmpty(enc)) { + enc = "UTF-8"; + mSearchEngineData[FIELD_ENCODING] = enc; + } + + // Add the input encoding method to the URI. + mSearchEngineData[FIELD_SEARCH_URI] = + mSearchEngineData[FIELD_SEARCH_URI].replace(PARAMETER_INPUT_ENCODING, enc); + mSearchEngineData[FIELD_SUGGEST_URI] = + mSearchEngineData[FIELD_SUGGEST_URI].replace(PARAMETER_INPUT_ENCODING, enc); + } + + /* + * Returns the URI for launching a web search with the given query (or null if there was no + * data available for this search engine). + */ + public String getSearchUriForQuery(String query) { + return getFormattedUri(searchUri(), query); + } + + /* + * Returns the URI for retrieving web search suggestions for the given query (or null if there + * was no data available for this search engine). + */ + public String getSuggestUriForQuery(String query) { + return getFormattedUri(suggestUri(), query); + } + + public String faviconUri() { + return mSearchEngineData[FIELD_FAVICON_URI]; + } + + private String suggestUri() { + return mSearchEngineData[FIELD_SUGGEST_URI]; + } + + private String searchUri() { + return mSearchEngineData[FIELD_SEARCH_URI]; + } + + /* + * Formats a launchable uri out of the template uri by replacing the template parameters with + * actual values. + */ + private String getFormattedUri(String templateUri, String query) { + if (TextUtils.isEmpty(templateUri)) { + return null; + } + + // Encode the query terms in the requested encoding (and fallback to UTF-8 if not). + String enc = mSearchEngineData[FIELD_ENCODING]; + try { + return templateUri.replace(PARAMETER_SEARCH_TERMS, URLEncoder.encode(query, enc)); + } catch (java.io.UnsupportedEncodingException e) { + Log.e(LOG_TAG, "Exception occured when encoding query " + query + " to " + enc); + return null; + } + } +} diff --git a/src/com/android/websearch/SuggestionProvider.java b/src/com/android/websearch/SuggestionProvider.java index 416f9d0..1c45472 100644 --- a/src/com/android/websearch/SuggestionProvider.java +++ b/src/com/android/websearch/SuggestionProvider.java @@ -1,5 +1,5 @@ /* - * Copyright (C) 2008 The Android Open Source Project + * Copyright (C) 2009 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -14,7 +14,7 @@ * limitations under the License. */ -package com.android.googlesearch; +package com.android.websearch; import com.android.internal.database.ArrayListCursor; import com.google.android.net.GoogleHttpClient; @@ -31,6 +31,7 @@ import org.json.JSONException; import android.app.SearchManager; import android.content.ContentProvider; import android.content.ContentValues; +import android.content.Context; import android.database.AbstractCursor; import android.database.Cursor; import android.net.Uri; @@ -41,36 +42,43 @@ import java.io.IOException; import java.io.UnsupportedEncodingException; import java.net.URLEncoder; import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; import java.util.Locale; /** * Use network-based Google Suggests to provide search suggestions. - * + * * Future: Merge live suggestions with saved recent queries */ public class SuggestionProvider extends ContentProvider { - - public static final Uri CONTENT_URI = Uri.parse( - "content://com.android.googlesearch.SuggestionProvider"); - private static final String USER_AGENT = "Android/1.0"; - private String mSuggestUri; private static final int HTTP_TIMEOUT_MS = 1000; - + // TODO: this should be defined somewhere private static final String HTTP_TIMEOUT = "http.connection-manager.timeout"; - private static final String LOG_TAG = "GoogleSearch.SuggestionProvider"; - + private static final String LOG_TAG = "WebSearch.SuggestionProvider"; + /* The suggestion columns used */ private static final String[] COLUMNS = new String[] { - "_id", - SearchManager.SUGGEST_COLUMN_TEXT_1, - SearchManager.SUGGEST_COLUMN_TEXT_2, - SearchManager.SUGGEST_COLUMN_QUERY}; + "_id", + SearchManager.SUGGEST_COLUMN_QUERY, + SearchManager.SUGGEST_COLUMN_TEXT_1, + SearchManager.SUGGEST_COLUMN_TEXT_2, + }; + + private static final String[] COLUMNS_WITHOUT_DESCRIPTION = new String[] { + "_id", + SearchManager.SUGGEST_COLUMN_QUERY, + SearchManager.SUGGEST_COLUMN_TEXT_1, + }; private HttpClient mHttpClient; + private final HashMap<String, SearchEngineInfo> mSearchEngines = + new HashMap<String, SearchEngineInfo>(); + @Override public boolean onCreate() { mHttpClient = new GoogleHttpClient(getContext().getContentResolver(), @@ -78,9 +86,6 @@ public class SuggestionProvider extends ContentProvider { HttpParams params = mHttpClient.getParams(); params.setLongParameter(HTTP_TIMEOUT, HTTP_TIMEOUT_MS); - // NOTE: Do not look up the resource here; Localization changes may not have completed - // yet (e.g. we may still be reading the SIM card). - mSuggestUri = null; return true; } @@ -106,43 +111,63 @@ public class SuggestionProvider extends ContentProvider { String[] selectionArgs, String sortOrder) { String query = selectionArgs[0]; if (TextUtils.isEmpty(query)) { - - /* Can't pass back null, things blow up */ + // Can't pass back null, things blow up return makeEmptyCursor(); } - try { - query = URLEncoder.encode(query, "UTF-8"); - // NOTE: This code uses resources to optionally select the search Uri, based on the - // MCC value from the SIM. iThe default string will most likely be fine. It is - // paramerterized to accept info from the Locale, the language code is the first - // parameter (%1$s) and the country code is the second (%2$s). This code *must* - // function in the same way as a similar lookup in - // com.android.browser.BrowserActivity#onCreate(). If you change - // either of these functions, change them both. (The same is true for the underlying - // resource strings, which are stored in mcc-specific xml files.) - if (mSuggestUri == null) { - Locale l = Locale.getDefault(); - mSuggestUri = getContext().getResources().getString(R.string.google_search_base, - l.getLanguage(), - l.getCountry().toLowerCase()) - + "json=true&q="; + + List<String> parts = uri.getPathSegments(); + if (parts.size() < 2) { + Log.i(LOG_TAG, "Invalid URI " + uri.toString()); + return makeEmptyCursor(); + } + + // Check if the specific search engine data is already loaded and if not load it now. + String engine_index = parts.get(parts.size() - 2); + SearchEngineInfo engine = null; + synchronized(this) { + engine = mSearchEngines.get(engine_index); + if (engine == null) { + try { + engine = new SearchEngineInfo(getContext(), engine_index); + } catch (IllegalArgumentException exception) { + Log.e(LOG_TAG, "Cannot load search engine index " + engine_index, exception); + return makeEmptyCursor(); + } + mSearchEngines.put(engine_index, engine); } + } + + String suggestUri = engine.getSuggestUriForQuery(query); + Log.i(LOG_TAG, suggestUri); + if (TextUtils.isEmpty(suggestUri)) { + // No suggest URI available for this engine + return makeEmptyCursor(); + } - HttpPost method = new HttpPost(mSuggestUri + query); + try { + HttpPost method = new HttpPost(suggestUri); StringEntity content = new StringEntity(""); method.setEntity(content); HttpResponse response = mHttpClient.execute(method); if (response.getStatusLine().getStatusCode() == 200) { - - /* Goto http://www.google.com/complete/search?json=true&q=foo - * to see what the data format looks like. It's basically a json - * array containing 4 other arrays. We only care about the middle - * 2 which contain the suggestions and their popularity. + /* The data format is a JSON array with items being regular strings or JSON arrays + * themselves. We are interested in the second and third elements, both of which + * should be JSON arrays. The second element/array contains the suggestions and the + * third element contains the descriptions. Some search engines don't support + * suggestion descriptions so the third element is optional. */ JSONArray results = new JSONArray(EntityUtils.toString(response.getEntity())); JSONArray suggestions = results.getJSONArray(1); - JSONArray popularity = results.getJSONArray(2); - return new SuggestionsCursor(suggestions, popularity); + JSONArray descriptions = null; + if (results.length() > 2) { + descriptions = results.getJSONArray(2); + // Some search engines given an empty array "[]" for descriptions instead of + // not including it in the response. + if (descriptions.length() == 0) { + descriptions = null; + } + } + return new SuggestionsCursor(suggestions, descriptions); } } catch (UnsupportedEncodingException e) { Log.w(LOG_TAG, "Error", e); @@ -158,14 +183,14 @@ public class SuggestionProvider extends ContentProvider { /* Contains the actual suggestions */ final JSONArray mSuggestions; - + /* This contains the popularity of each suggestion * i.e. 165,000 results. It's not related to sorting. */ - final JSONArray mPopularity; - public SuggestionsCursor(JSONArray suggestions, JSONArray popularity) { + final JSONArray mDescriptions; + public SuggestionsCursor(JSONArray suggestions, JSONArray descriptions) { mSuggestions = suggestions; - mPopularity = popularity; + mDescriptions = descriptions; } @Override @@ -175,21 +200,21 @@ public class SuggestionProvider extends ContentProvider { @Override public String[] getColumnNames() { - return COLUMNS; + return (mDescriptions != null ? COLUMNS : COLUMNS_WITHOUT_DESCRIPTION); } @Override public String getString(int column) { if ((mPos != -1)) { - if ((column == 1) || (column == 3)) { + if ((column == 1) || (column == 2)) { try { return mSuggestions.getString(mPos); } catch (JSONException e) { Log.w(LOG_TAG, "Error", e); } - } else if (column == 2) { + } else if (column == 3) { try { - return mPopularity.getString(mPos); + return mDescriptions.getString(mPos); } catch (JSONException e) { Log.w(LOG_TAG, "Error", e); } @@ -231,7 +256,7 @@ public class SuggestionProvider extends ContentProvider { throw new UnsupportedOperationException(); } } - + @Override public Uri insert(Uri uri, ContentValues values) { throw new UnsupportedOperationException(); diff --git a/src/com/android/websearch/WebSearch.java b/src/com/android/websearch/WebSearch.java new file mode 100644 index 0000000..a625f06 --- /dev/null +++ b/src/com/android/websearch/WebSearch.java @@ -0,0 +1,67 @@ +/* + * Copyright (C) 2009 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.websearch; + +import android.app.Activity; +import android.app.SearchManager; +import android.content.Context; +import android.content.ComponentName; +import android.content.Intent; +import android.content.res.Resources; +import android.net.Uri; +import android.os.Bundle; +import android.provider.SearchRecentSuggestions; +import android.text.TextUtils; +import android.util.Log; + +/** + * This class routes the web search intent action on web suggestion results to the browser and opens + * up the appropriate search engine results page. + */ +public class WebSearch extends Activity { + public static final String LOG_TAG = "WebSearch"; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + Intent intent = getIntent(); + if (intent != null && Intent.ACTION_WEB_SEARCH.equals(intent.getAction())) { + // Fetch the provider index for which this action was launched and load the provider + // data. + String[] parts = intent.getComponent().getClassName().split("\\."); + String engine_index = parts[parts.length - 1]; + SearchEngineInfo engine = null; + try { + engine = new SearchEngineInfo((Context)this, engine_index); + + // Format the URI to launch and open it in the browser. + String query = intent.getStringExtra(SearchManager.QUERY); + String launchUri = engine.getSearchUriForQuery(query); + if (launchUri == null) { + Log.e(LOG_TAG, "Unable to get search URI for engine index " + engine_index); + } else { + intent = new Intent(Intent.ACTION_VIEW, Uri.parse(launchUri)); + startActivity(intent); + } + } catch (IllegalArgumentException exception) { + Log.e(LOG_TAG, "Cannot load search engine index " + engine_index, exception); + } + } + finish(); + } +} |