115 lines
3.8 KiB
Java
115 lines
3.8 KiB
Java
package com.cradle.iitc_mobile;
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import android.annotation.SuppressLint;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.net.ConnectivityManager;
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import android.net.NetworkInfo;
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import android.preference.PreferenceManager;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.webkit.WebChromeClient;
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import android.webkit.WebSettings;
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import android.webkit.WebView;
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import android.webkit.GeolocationPermissions;
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@SuppressLint("SetJavaScriptEnabled")
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public class IITC_WebView extends WebView {
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private WebSettings settings;
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private IITC_WebViewClient webclient;
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private IITC_JSInterface js_interface;
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// init web view
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private void iitc_init(Context c) {
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settings = this.getSettings();
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settings.setJavaScriptEnabled(true);
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settings.setDomStorageEnabled(true);
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settings.setAllowFileAccess(true);
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settings.setGeolocationEnabled(true);
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settings.setAppCacheEnabled(true);
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settings.setDatabasePath(this.getContext().getApplicationInfo().dataDir
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+ "/databases/");
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settings.setAppCachePath(this.getContext().getCacheDir()
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.getAbsolutePath());
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// use cache if on mobile network...saves traffic
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this.js_interface = new IITC_JSInterface(c);
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this.addJavascriptInterface(js_interface, "android");
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// our webchromeclient should share geolocation with the iitc script
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// allow access by default
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this.setWebChromeClient(new WebChromeClient() {
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@Override
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public void onGeolocationPermissionsShowPrompt(String origin,
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GeolocationPermissions.Callback callback) {
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callback.invoke(origin, true, false);
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}
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});
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webclient = new IITC_WebViewClient(c);
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this.setWebViewClient(webclient);
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}
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// constructors -------------------------------------------------
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public IITC_WebView(Context context) {
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super(context);
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iitc_init(context);
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}
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public IITC_WebView(Context context, AttributeSet attrs) {
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super(context, attrs);
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iitc_init(context);
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}
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public IITC_WebView(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs, defStyle);
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iitc_init(context);
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}
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// ----------------------------------------------------------------
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@Override
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public void loadUrl(String url) {
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if (!url.startsWith("javascript:")) {
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// force https if enabled in settings
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SharedPreferences sharedPref = PreferenceManager
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.getDefaultSharedPreferences(getContext());
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if (sharedPref.getBoolean("pref_force_https", true))
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url = url.replace("http://", "https://");
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else
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url = url.replace("https://", "http://");
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Log.d("iitcm", "loading url: " + url);
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}
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super.loadUrl(url);
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}
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public IITC_WebViewClient getWebViewClient() {
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return this.webclient;
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}
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public IITC_JSInterface getJSInterface() {
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return this.js_interface;
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}
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public void updateCaching() {
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if (!this.isConnectedToWifi()) {
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Log.d("iitcm", "not connected to wifi...load tiles from cache");
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settings.setCacheMode(WebSettings.LOAD_CACHE_ELSE_NETWORK);
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} else {
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Log.d("iitcm", "connected to wifi...load tiles from network");
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settings.setCacheMode(WebSettings.LOAD_DEFAULT);
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}
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}
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private boolean isConnectedToWifi() {
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ConnectivityManager conMan = (ConnectivityManager) getContext()
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.getSystemService(Context.CONNECTIVITY_SERVICE);
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NetworkInfo wifi = conMan.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
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return wifi.getState() == NetworkInfo.State.CONNECTED;
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}
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}
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