fixed caps hash generation for empty form values
This commit is contained in:
Daniel Gultsch
parent
956f7c6812
commit
2a9413e64d
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@ -1,5 +1,7 @@
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package eu.siacs.conversations.entities;
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import android.support.annotation.NonNull;
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import java.lang.Comparable;
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import java.util.Locale;
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@ -62,7 +64,7 @@ public class Presence implements Comparable {
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return new Presence(Status.fromShowString(show), ver, hash, node, message);
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}
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public int compareTo(Object other) {
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public int compareTo(@NonNull Object other) {
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return this.status.compareTo(((Presence)other).status);
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}
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@ -2,7 +2,10 @@ package eu.siacs.conversations.entities;
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import android.content.ContentValues;
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import android.database.Cursor;
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import android.support.annotation.NonNull;
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import android.util.Base64;
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import android.util.Log;
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import java.io.UnsupportedEncodingException;
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import java.lang.Comparable;
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import java.security.MessageDigest;
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@ -16,6 +19,7 @@ import org.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import eu.siacs.conversations.Config;
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import eu.siacs.conversations.xml.Element;
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import eu.siacs.conversations.xml.Namespace;
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import eu.siacs.conversations.xmpp.forms.Data;
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@ -27,25 +31,257 @@ public class ServiceDiscoveryResult {
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public static final String HASH = "hash";
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public static final String VER = "ver";
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public static final String RESULT = "result";
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protected final String hash;
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protected final byte[] ver;
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protected final List<String> features;
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protected final List<Data> forms;
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private final List<Identity> identities;
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public ServiceDiscoveryResult(final IqPacket packet) {
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this.identities = new ArrayList<>();
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this.features = new ArrayList<>();
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this.forms = new ArrayList<>();
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this.hash = "sha-1"; // We only support sha-1 for now
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protected static String blankNull(String s) {
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return s == null ? "" : s;
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final List<Element> elements = packet.query().getChildren();
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for (final Element element : elements) {
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if (element.getName().equals("identity")) {
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Identity id = new Identity(element);
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if (id.getType() != null && id.getCategory() != null) {
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identities.add(id);
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}
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} else if (element.getName().equals("feature")) {
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if (element.getAttribute("var") != null) {
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features.add(element.getAttribute("var"));
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}
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} else if (element.getName().equals("x") && element.getAttribute("xmlns").equals(Namespace.DATA)) {
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forms.add(Data.parse(element));
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}
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}
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this.ver = this.mkCapHash();
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}
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private ServiceDiscoveryResult(String hash, byte[] ver, JSONObject o) throws JSONException {
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this.identities = new ArrayList<>();
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this.features = new ArrayList<>();
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this.forms = new ArrayList<>();
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this.hash = hash;
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this.ver = ver;
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JSONArray identities = o.optJSONArray("identities");
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if (identities != null) {
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for (int i = 0; i < identities.length(); i++) {
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this.identities.add(new Identity(identities.getJSONObject(i)));
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}
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}
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JSONArray features = o.optJSONArray("features");
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if (features != null) {
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for (int i = 0; i < features.length(); i++) {
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this.features.add(features.getString(i));
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}
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}
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JSONArray forms = o.optJSONArray("forms");
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if (forms != null) {
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for (int i = 0; i < forms.length(); i++) {
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this.forms.add(createFormFromJSONObject(forms.getJSONObject(i)));
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}
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}
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}
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public ServiceDiscoveryResult(Cursor cursor) throws JSONException {
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this(
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cursor.getString(cursor.getColumnIndex(HASH)),
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Base64.decode(cursor.getString(cursor.getColumnIndex(VER)), Base64.DEFAULT),
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new JSONObject(cursor.getString(cursor.getColumnIndex(RESULT)))
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);
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}
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private static String clean(String s) {
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return s.replace("<","<");
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}
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private static String blankNull(String s) {
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return s == null ? "" : clean(s);
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}
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private static Data createFormFromJSONObject(JSONObject o) {
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Data data = new Data();
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JSONArray names = o.names();
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for (int i = 0; i < names.length(); ++i) {
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try {
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String name = names.getString(i);
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JSONArray jsonValues = o.getJSONArray(name);
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ArrayList<String> values = new ArrayList<>(jsonValues.length());
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for (int j = 0; j < jsonValues.length(); ++j) {
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values.add(jsonValues.getString(j));
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}
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data.put(name, values);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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return data;
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}
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private static JSONObject createJSONFromForm(Data data) {
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JSONObject object = new JSONObject();
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for (Field field : data.getFields()) {
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try {
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JSONArray jsonValues = new JSONArray();
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for (String value : field.getValues()) {
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jsonValues.put(value);
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}
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object.put(field.getFieldName(), jsonValues);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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try {
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JSONArray jsonValues = new JSONArray();
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jsonValues.put(data.getFormType());
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object.put(Data.FORM_TYPE, jsonValues);
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} catch (Exception e) {
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e.printStackTrace();
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}
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return object;
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}
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public String getVer() {
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return new String(Base64.encode(this.ver, Base64.DEFAULT)).trim();
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}
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public List<Identity> getIdentities() {
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return this.identities;
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}
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public List<String> getFeatures() {
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return this.features;
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}
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public boolean hasIdentity(String category, String type) {
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for (Identity id : this.getIdentities()) {
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if ((category == null || id.getCategory().equals(category)) &&
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(type == null || id.getType().equals(type))) {
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return true;
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}
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}
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return false;
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}
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public String getExtendedDiscoInformation(String formType, String name) {
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for (Data form : this.forms) {
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if (formType.equals(form.getFormType())) {
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for (Field field : form.getFields()) {
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if (name.equals(field.getFieldName())) {
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return field.getValue();
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}
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}
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}
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}
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return null;
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}
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private byte[] mkCapHash() {
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StringBuilder s = new StringBuilder();
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List<Identity> identities = this.getIdentities();
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Collections.sort(identities);
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for (Identity id : identities) {
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s.append(blankNull(id.getCategory()))
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.append("/")
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.append(blankNull(id.getType()))
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.append("/")
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.append(blankNull(id.getLang()))
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.append("/")
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.append(blankNull(id.getName()))
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.append("<");
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}
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List<String> features = this.getFeatures();
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Collections.sort(features);
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for (String feature : features) {
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s.append(clean(feature)).append("<");
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}
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Collections.sort(forms, (lhs, rhs) -> lhs.getFormType().compareTo(rhs.getFormType()));
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for (Data form : forms) {
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s.append(clean(form.getFormType())).append("<");
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List<Field> fields = form.getFields();
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Collections.sort(fields, (lhs, rhs) -> lhs.getFieldName().compareTo(rhs.getFieldName()));
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for (Field field : fields) {
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s.append(clean(field.getFieldName())).append("<");
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List<String> values = field.getValues();
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Collections.sort(values);
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for (String value : values) {
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s.append(blankNull(value)).append("<");
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}
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}
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}
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MessageDigest md;
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try {
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md = MessageDigest.getInstance("SHA-1");
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} catch (NoSuchAlgorithmException e) {
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return null;
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}
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try {
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return md.digest(s.toString().getBytes("UTF-8"));
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} catch (UnsupportedEncodingException e) {
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return null;
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}
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}
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private JSONObject toJSON() {
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try {
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JSONObject o = new JSONObject();
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JSONArray ids = new JSONArray();
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for (Identity id : this.getIdentities()) {
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ids.put(id.toJSON());
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}
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o.put("identities", ids);
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o.put("features", new JSONArray(this.getFeatures()));
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JSONArray forms = new JSONArray();
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for (Data data : this.forms) {
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forms.put(createJSONFromForm(data));
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}
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o.put("forms", forms);
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return o;
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} catch (JSONException e) {
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return null;
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}
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}
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public ContentValues getContentValues() {
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final ContentValues values = new ContentValues();
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values.put(HASH, this.hash);
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values.put(VER, getVer());
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JSONObject jsonObject = toJSON();
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values.put(RESULT, jsonObject == null ? "" : jsonObject.toString());
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return values;
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}
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public static class Identity implements Comparable {
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protected final String category;
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protected final String type;
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protected final String lang;
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protected final String name;
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final String category;
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public Identity(final String category, final String type, final String lang, final String name) {
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Identity(final String category, final String type, final String lang, final String name) {
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this.category = category;
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this.type = type;
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this.lang = lang;
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this.name = name;
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}
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public Identity(final Element el) {
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Identity(final Element el) {
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this(
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el.getAttribute("category"),
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el.getAttribute("type"),
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@ -54,7 +290,7 @@ public class ServiceDiscoveryResult {
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);
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}
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public Identity(final JSONObject o) {
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Identity(final JSONObject o) {
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this(
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o.optString("category", null),
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@ -80,23 +316,23 @@ public class ServiceDiscoveryResult {
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return this.name;
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}
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public int compareTo(Object other) {
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Identity o = (Identity)other;
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public int compareTo(@NonNull Object other) {
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Identity o = (Identity) other;
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int r = blankNull(this.getCategory()).compareTo(blankNull(o.getCategory()));
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if(r == 0) {
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if (r == 0) {
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r = blankNull(this.getType()).compareTo(blankNull(o.getType()));
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}
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if(r == 0) {
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if (r == 0) {
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r = blankNull(this.getLang()).compareTo(blankNull(o.getLang()));
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}
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if(r == 0) {
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if (r == 0) {
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r = blankNull(this.getName()).compareTo(blankNull(o.getName()));
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}
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return r;
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}
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public JSONObject toJSON() {
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JSONObject toJSON() {
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try {
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JSONObject o = new JSONObject();
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o.put("category", this.getCategory());
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@ -104,247 +340,9 @@ public class ServiceDiscoveryResult {
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o.put("lang", this.getLang());
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o.put("name", this.getName());
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return o;
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} catch(JSONException e) {
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} catch (JSONException e) {
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return null;
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}
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}
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}
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protected final String hash;
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protected final byte[] ver;
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protected final List<Identity> identities;
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protected final List<String> features;
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protected final List<Data> forms;
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public ServiceDiscoveryResult(final IqPacket packet) {
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this.identities = new ArrayList<>();
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this.features = new ArrayList<>();
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this.forms = new ArrayList<>();
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this.hash = "sha-1"; // We only support sha-1 for now
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final List<Element> elements = packet.query().getChildren();
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for (final Element element : elements) {
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if (element.getName().equals("identity")) {
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Identity id = new Identity(element);
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if (id.getType() != null && id.getCategory() != null) {
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identities.add(id);
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}
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} else if (element.getName().equals("feature")) {
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if (element.getAttribute("var") != null) {
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features.add(element.getAttribute("var"));
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}
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} else if (element.getName().equals("x") && element.getAttribute("xmlns").equals(Namespace.DATA)) {
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forms.add(Data.parse(element));
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}
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}
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this.ver = this.mkCapHash();
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}
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public ServiceDiscoveryResult(String hash, byte[] ver, JSONObject o) throws JSONException {
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this.identities = new ArrayList<>();
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this.features = new ArrayList<>();
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this.forms = new ArrayList<>();
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this.hash = hash;
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this.ver = ver;
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JSONArray identities = o.optJSONArray("identities");
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if (identities != null) {
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for (int i = 0; i < identities.length(); i++) {
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this.identities.add(new Identity(identities.getJSONObject(i)));
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}
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}
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JSONArray features = o.optJSONArray("features");
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if (features != null) {
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for (int i = 0; i < features.length(); i++) {
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this.features.add(features.getString(i));
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}
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}
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JSONArray forms = o.optJSONArray("forms");
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if (forms != null) {
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for(int i = 0; i < forms.length(); i++) {
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this.forms.add(createFormFromJSONObject(forms.getJSONObject(i)));
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}
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}
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}
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private static Data createFormFromJSONObject(JSONObject o) {
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Data data = new Data();
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JSONArray names = o.names();
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for(int i = 0; i < names.length(); ++i) {
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try {
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String name = names.getString(i);
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JSONArray jsonValues = o.getJSONArray(name);
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ArrayList<String> values = new ArrayList<>(jsonValues.length());
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for(int j = 0; j < jsonValues.length(); ++j) {
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values.add(jsonValues.getString(j));
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}
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data.put(name, values);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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return data;
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}
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private static JSONObject createJSONFromForm(Data data) {
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JSONObject object = new JSONObject();
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for(Field field : data.getFields()) {
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try {
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JSONArray jsonValues = new JSONArray();
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for(String value : field.getValues()) {
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jsonValues.put(value);
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}
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object.put(field.getFieldName(), jsonValues);
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} catch(Exception e) {
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e.printStackTrace();
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}
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}
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try {
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JSONArray jsonValues = new JSONArray();
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jsonValues.put(data.getFormType());
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object.put(Data.FORM_TYPE, jsonValues);
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} catch(Exception e) {
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e.printStackTrace();
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}
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return object;
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}
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public String getVer() {
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return new String(Base64.encode(this.ver, Base64.DEFAULT)).trim();
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}
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public ServiceDiscoveryResult(Cursor cursor) throws JSONException {
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this(
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cursor.getString(cursor.getColumnIndex(HASH)),
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Base64.decode(cursor.getString(cursor.getColumnIndex(VER)), Base64.DEFAULT),
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new JSONObject(cursor.getString(cursor.getColumnIndex(RESULT)))
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);
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}
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public List<Identity> getIdentities() {
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return this.identities;
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}
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public List<String> getFeatures() {
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return this.features;
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}
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public boolean hasIdentity(String category, String type) {
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for(Identity id : this.getIdentities()) {
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if((category == null || id.getCategory().equals(category)) &&
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(type == null || id.getType().equals(type))) {
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return true;
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}
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}
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return false;
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}
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public String getExtendedDiscoInformation(String formType, String name) {
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for(Data form : this.forms) {
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if (formType.equals(form.getFormType())) {
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for(Field field: form.getFields()) {
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if (name.equals(field.getFieldName())) {
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return field.getValue();
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}
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}
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}
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}
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return null;
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}
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protected byte[] mkCapHash() {
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StringBuilder s = new StringBuilder();
|
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|
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List<Identity> identities = this.getIdentities();
|
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Collections.sort(identities);
|
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|
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for(Identity id : identities) {
|
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s.append(
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blankNull(id.getCategory()) + "/" +
|
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blankNull(id.getType()) + "/" +
|
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blankNull(id.getLang()) + "/" +
|
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blankNull(id.getName()) + "<"
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);
|
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}
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|
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List<String> features = this.getFeatures();
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Collections.sort(features);
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for (String feature : features) {
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s.append(feature + "<");
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}
|
||||
|
||||
Collections.sort(forms, new Comparator<Data>() {
|
||||
@Override
|
||||
public int compare(Data lhs, Data rhs) {
|
||||
return lhs.getFormType().compareTo(rhs.getFormType());
|
||||
}
|
||||
});
|
||||
|
||||
for(Data form : forms) {
|
||||
s.append(form.getFormType() + "<");
|
||||
List<Field> fields = form.getFields();
|
||||
Collections.sort(fields, new Comparator<Field>() {
|
||||
@Override
|
||||
public int compare(Field lhs, Field rhs) {
|
||||
return lhs.getFieldName().compareTo(rhs.getFieldName());
|
||||
}
|
||||
});
|
||||
for(Field field : fields) {
|
||||
s.append(field.getFieldName()+"<");
|
||||
List<String> values = field.getValues();
|
||||
Collections.sort(values);
|
||||
for(String value : values) {
|
||||
s.append(value+"<");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
MessageDigest md;
|
||||
try {
|
||||
md = MessageDigest.getInstance("SHA-1");
|
||||
} catch (NoSuchAlgorithmException e) {
|
||||
return null;
|
||||
}
|
||||
|
||||
try {
|
||||
return md.digest(s.toString().getBytes("UTF-8"));
|
||||
} catch(UnsupportedEncodingException e) {
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
public JSONObject toJSON() {
|
||||
try {
|
||||
JSONObject o = new JSONObject();
|
||||
|
||||
JSONArray ids = new JSONArray();
|
||||
for(Identity id : this.getIdentities()) {
|
||||
ids.put(id.toJSON());
|
||||
}
|
||||
o.put("identities", ids);
|
||||
|
||||
o.put("features", new JSONArray(this.getFeatures()));
|
||||
|
||||
JSONArray forms = new JSONArray();
|
||||
for(Data data : this.forms) {
|
||||
forms.put(createJSONFromForm(data));
|
||||
}
|
||||
o.put("forms", forms);
|
||||
|
||||
return o;
|
||||
} catch(JSONException e) {
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
public ContentValues getContentValues() {
|
||||
final ContentValues values = new ContentValues();
|
||||
values.put(HASH, this.hash);
|
||||
values.put(VER, getVer());
|
||||
values.put(RESULT, this.toJSON().toString());
|
||||
return values;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -3649,20 +3649,21 @@ public class XmppConnectionService extends Service {
|
|||
account.inProgressDiscoFetches.add(key);
|
||||
IqPacket request = new IqPacket(IqPacket.TYPE.GET);
|
||||
request.setTo(jid);
|
||||
String node = presence.getNode();
|
||||
Element query = request.query("http://jabber.org/protocol/disco#info");
|
||||
if (node != null) {
|
||||
query.setAttribute("node",node);
|
||||
final String node = presence.getNode();
|
||||
final String ver = presence.getVer();
|
||||
final Element query = request.query("http://jabber.org/protocol/disco#info");
|
||||
if (node != null && ver != null) {
|
||||
query.setAttribute("node",node+"#"+ver);
|
||||
}
|
||||
Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid+ "node="+node);
|
||||
sendIqPacket(account, request, (a, discoPacket) -> {
|
||||
if (discoPacket.getType() == IqPacket.TYPE.RESULT) {
|
||||
ServiceDiscoveryResult disco1 = new ServiceDiscoveryResult(discoPacket);
|
||||
if (presence.getVer().equals(disco1.getVer())) {
|
||||
databaseBackend.insertDiscoveryResult(disco1);
|
||||
injectServiceDiscorveryResult(a.getRoster(), presence.getHash(), presence.getVer(), disco1);
|
||||
Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
|
||||
sendIqPacket(account, request, (a, response) -> {
|
||||
if (response.getType() == IqPacket.TYPE.RESULT) {
|
||||
ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
|
||||
if (presence.getVer().equals(discoveryResult.getVer())) {
|
||||
databaseBackend.insertDiscoveryResult(discoveryResult);
|
||||
injectServiceDiscorveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
|
||||
} else {
|
||||
Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + disco1.getVer());
|
||||
Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
|
||||
}
|
||||
}
|
||||
a.inProgressDiscoFetches.remove(key);
|
||||
|
|
|
|||
|
|
@ -58,10 +58,7 @@ public class Field extends Element {
|
|||
List<String> values = new ArrayList<>();
|
||||
for(Element child : getChildren()) {
|
||||
if ("value".equals(child.getName())) {
|
||||
String content = child.getContent();
|
||||
if (content != null) {
|
||||
values.add(content);
|
||||
}
|
||||
values.add(child.getContent());
|
||||
}
|
||||
}
|
||||
return values;
|
||||
|
|
|
|||
Loading…
Reference in a new issue