ingress-intel-total-conversion/mobile/src/com/cradle/iitc_mobile/IITC_PluginPreferenceActivity.java
2014-01-03 20:06:37 +01:00

387 lines
13 KiB
Java

package com.cradle.iitc_mobile;
import android.content.Context;
import android.content.res.AssetManager;
import android.os.Bundle;
import android.os.Environment;
import android.preference.PreferenceActivity;
import android.text.TextUtils;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ListAdapter;
import android.widget.TextView;
import com.cradle.iitc_mobile.fragments.PluginsFragment;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Scanner;
import java.util.TreeMap;
public class IITC_PluginPreferenceActivity extends PreferenceActivity {
private List<Header> mHeaders;
// we use a tree map to have a map with alphabetical order
private static TreeMap<String, ArrayList<IITC_PluginPreference>> sPlugins = null;
public static final String USER_PLUGIN = "00000";
private static int mDeletedPlugins = 0;
@Override
public void setListAdapter(ListAdapter adapter) {
if (adapter == null) {
super.setListAdapter(null);
} else {
super.setListAdapter(new HeaderAdapter(this, mHeaders));
}
}
@Override
public void onBuildHeaders(List<Header> target) {
getActionBar().setDisplayHomeAsUpEnabled(true);
mHeaders = target;
// since the plugins container is static,
// it is enough to parse the plugin only on first start.
if (sPlugins == null) {
Log.d("iitcm", "opened plugin prefs the first time since app start -> parse plugins");
sPlugins = new TreeMap<String, ArrayList<IITC_PluginPreference>>();
setUpPluginPreferenceScreen();
} else {
checkForNewPlugins();
}
addHeaders();
}
@Override
protected void onCreate(Bundle savedInstanceState) {
if (onIsMultiPane()) {
getIntent()
.putExtra(PreferenceActivity.EXTRA_SHOW_FRAGMENT, PluginsFragment.class.getName());
}
super.onCreate(savedInstanceState);
}
@Override
protected void onResume() {
// Call super :
super.onResume();
// Select the displayed fragment in the headers (when using a tablet) :
// This should be done by Android, it is a bug fix
// thx to http://stackoverflow.com/a/16793839
if (mHeaders != null) {
final String displayedFragment = getIntent().getStringExtra(EXTRA_SHOW_FRAGMENT);
if (displayedFragment != null) {
for (final Header header : mHeaders) {
if (displayedFragment.equals(header.fragment)) {
switchToHeader(header);
break;
}
}
}
}
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home: // exit settings when home button (iitc icon) is pressed
onBackPressed();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
protected boolean isValidFragment(String s) {
return true;
}
// called by Plugins Fragment
public static ArrayList<IITC_PluginPreference> getPluginPreference(String key) {
return sPlugins.get(key);
}
private String[] getAssetPlugins() {
AssetManager am = getAssets();
String[] asset_array = null;
try {
asset_array = am.list("plugins");
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if (asset_array == null) {
asset_array = new String[0];
}
return asset_array;
}
private File[] getUserPlugins() {
String iitc_path = Environment.getExternalStorageDirectory().getPath()
+ "/IITC_Mobile/";
File directory = new File(iitc_path + "plugins/");
File[] files = directory.listFiles();
if (files == null) {
files = new File[0];
}
return files;
}
void checkForNewPlugins() {
File[] user = getUserPlugins();
String[] official = getAssetPlugins();
int numPlugins = 0;
for (Map.Entry<String, ArrayList<IITC_PluginPreference>> entry : sPlugins.entrySet()) {
numPlugins += entry.getValue().size();
}
if ((user.length + official.length) != (numPlugins + mDeletedPlugins)) {
Log.d("iitcm", "new or less plugins found since last start, rebuild preferences");
sPlugins.clear();
setUpPluginPreferenceScreen();
}
}
void setUpPluginPreferenceScreen() {
// get all plugins from asset manager
String[] assets = getAssetPlugins();
for (String asset : assets) {
// find user plugin name for user readable entries
Scanner s = null;
String src = "";
try {
s = new Scanner(getAssets().open("plugins/" + asset))
.useDelimiter("\\A");
} catch (IOException e2) {
// TODO Auto-generated catch block
e2.printStackTrace();
}
if (s != null) {
src = s.hasNext() ? s.next() : "";
}
// now we have all stuff together and can build the pref screen
addPluginPreference(src, asset, false);
}
// load user plugins from <storage-path>/IITC_Mobile/plugins/
File[] files = getUserPlugins();
for (File file : files) {
Scanner s = null;
String src = "";
try {
s = new Scanner(file).useDelimiter("\\A");
} catch (FileNotFoundException e) {
e.printStackTrace();
Log.d("iitcm", "failed to parse file " + file);
}
if (s != null) {
src = s.hasNext() ? s.next() : "";
}
// now we have all stuff together and can build the pref screen
addPluginPreference(src, file.toString(), true);
}
}
void addPluginPreference(String src, String plugin_key, boolean user) {
// parse plugin name, description and category
// we need default versions here otherwise iitcm may crash
HashMap<String,String> info = IITC_FileManager.getScriptInfo(src);
String plugin_name = info.get("name");
String plugin_cat = info.get("category");
String plugin_desc = info.get("description");
// remove IITC plugin prefix from plugin_name
plugin_name = plugin_name.replace("IITC Plugin: ", "");
plugin_name = plugin_name.replace("IITC plugin: ", "");
// add [User] tag to user plugins
if (user) {
plugin_cat = USER_PLUGIN + plugin_cat;
}
// do not add deleted or stock map plugins
if (plugin_cat.equals("Deleted") || plugin_cat.equals("Stock")) {
mDeletedPlugins++;
return;
}
// now we have all stuff together and can build the preference
// first check if we need a new category
if (!sPlugins.containsKey(plugin_cat)) {
sPlugins.put(plugin_cat, new ArrayList<IITC_PluginPreference>());
Log.d("iitcm", "create " + plugin_cat + " and add " + plugin_name);
}
// now build a new checkable preference for the plugin
IITC_PluginPreference plugin_pref = new IITC_PluginPreference(this);
plugin_pref.setKey(plugin_key);
plugin_pref.setTitle(plugin_name);
plugin_pref.setSummary(plugin_desc);
plugin_pref.setDefaultValue(false);
plugin_pref.setPersistent(true);
ArrayList<IITC_PluginPreference> list = sPlugins.get(plugin_cat);
list.add(plugin_pref);
}
void addHeaders() {
boolean first_user = true;
boolean first_official = true;
// every fragment handles 1 plugin category
// push the category to the fragment and add the header to the list
for (Map.Entry<String, ArrayList<IITC_PluginPreference>> entry : sPlugins.entrySet()) {
Bundle bundle = new Bundle();
String plugin_cat = entry.getKey();
bundle.putString("category", plugin_cat);
if (plugin_cat.startsWith(USER_PLUGIN)) {
if (first_user) {
Header category = new Header();
category.title = "User Plugins";
first_user = false;
mHeaders.add(category);
}
plugin_cat = plugin_cat.replace(USER_PLUGIN, "");
} else if (first_official) {
Header category = new Header();
category.title = "Official Plugins";
first_official = false;
mHeaders.add(category);
}
Header newHeader = new Header();
newHeader.title = plugin_cat;
newHeader.fragmentArguments = bundle;
newHeader.fragment = "com.cradle.iitc_mobile.fragments.PluginsFragment";
mHeaders.add(newHeader);
}
}
/*
* This code is only for header categories. Thx to Android that we haven't this by default and
* thx to Stackoverflow for this post: http://stackoverflow.com/a/18720212
*/
private static class HeaderAdapter extends ArrayAdapter<Header> {
static final int HEADER_TYPE_CATEGORY = 0;
static final int HEADER_TYPE_NORMAL = 1;
private static final int HEADER_TYPE_COUNT = HEADER_TYPE_NORMAL + 1;
private static class HeaderViewHolder {
TextView title;
TextView summary;
}
private final LayoutInflater mInflater;
static int getHeaderType(Header header) {
if (header.fragment == null && header.intent == null) {
return HEADER_TYPE_CATEGORY;
} else {
return HEADER_TYPE_NORMAL;
}
}
@Override
public int getItemViewType(int position) {
Header header = getItem(position);
return getHeaderType(header);
}
@Override
public boolean areAllItemsEnabled() {
return false; // because of categories
}
@Override
public boolean isEnabled(int position) {
return getItemViewType(position) != HEADER_TYPE_CATEGORY;
}
@Override
public int getViewTypeCount() {
return HEADER_TYPE_COUNT;
}
@Override
public boolean hasStableIds() {
return true;
}
public HeaderAdapter(Context context, List<Header> objects) {
super(context, 0, objects);
mInflater = (LayoutInflater) context
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
HeaderViewHolder holder;
Header header = getItem(position);
int headerType = getHeaderType(header);
View view = null;
if (convertView == null) {
holder = new HeaderViewHolder();
switch (headerType) {
case HEADER_TYPE_CATEGORY:
view = new TextView(getContext(), null,
android.R.attr.listSeparatorTextViewStyle);
holder.title = (TextView) view;
break;
case HEADER_TYPE_NORMAL:
view = mInflater.inflate(R.layout.preference_header_item,
parent, false);
holder.title = (TextView) view
.findViewById(R.id.plug_pref_title);
holder.summary = (TextView) view
.findViewById(R.id.plug_pref_summary);
break;
}
view.setTag(holder);
} else {
view = convertView;
holder = (HeaderViewHolder) view.getTag();
}
// All view fields must be updated every time, because the view may
// be recycled
switch (headerType) {
case HEADER_TYPE_CATEGORY:
holder.title.setText(header.getTitle(getContext()
.getResources()));
break;
case HEADER_TYPE_NORMAL:
holder.title.setText(header.getTitle(getContext()
.getResources()));
CharSequence summary = header.getSummary(getContext()
.getResources());
if (!TextUtils.isEmpty(summary)) {
holder.summary.setVisibility(View.VISIBLE);
holder.summary.setText(summary);
} else {
holder.summary.setVisibility(View.GONE);
}
break;
}
return view;
}
}
}