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#439 Allow Rendering of any markdown file

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Create NoteReadonlyFragment to keep NotePreviewFragment clean
This commit is contained in:
stefan-niedermann 2020-01-23 22:14:35 +01:00
parent 2155733606
commit 5cde97fe73
4 changed files with 233 additions and 73 deletions
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12
app/src/main/java/it/niedermann/owncloud/notes/android/activity/EditNoteActivity.java
View file

@ -13,7 +13,6 @@ import androidx.appcompat.app.AppCompatActivity;
import androidx.fragment.app.Fragment;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
@ -24,6 +23,7 @@ import it.niedermann.owncloud.notes.R;
import it.niedermann.owncloud.notes.android.fragment.BaseNoteFragment;
import it.niedermann.owncloud.notes.android.fragment.NoteEditFragment;
import it.niedermann.owncloud.notes.android.fragment.NotePreviewFragment;
import it.niedermann.owncloud.notes.android.fragment.NoteReadonlyFragment;
import it.niedermann.owncloud.notes.model.Category;
import it.niedermann.owncloud.notes.model.CloudNote;
import it.niedermann.owncloud.notes.model.DBNote;
@ -179,21 +179,17 @@ public class EditNoteActivity extends AppCompatActivity implements BaseNoteFragm
Intent intent = getIntent();
StringBuilder text = new StringBuilder();
try {
InputStream inputStream = getContentResolver().openInputStream(intent.getData());
BufferedReader r = new BufferedReader(new InputStreamReader(inputStream));
InputStream inputStream = getContentResolver().openInputStream(Objects.requireNonNull(intent.getData()));
BufferedReader r = new BufferedReader(new InputStreamReader(Objects.requireNonNull(inputStream)));
String mLine;
while ((mLine = r.readLine()) != null) {
text.append(mLine).append('\n');
}
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
Log.v("YEY", text.toString());
fragment = NotePreviewFragment.newReadonlyInstance(text.toString());
fragment = NoteReadonlyFragment.newInstance(text.toString());
getSupportFragmentManager().beginTransaction().replace(android.R.id.content, fragment).commit();
}

4
app/src/main/java/it/niedermann/owncloud/notes/android/fragment/BaseNoteFragment.java
View file

@ -45,7 +45,7 @@ public abstract class BaseNoteFragment extends Fragment implements CategoryDialo
private static final String TAG = BaseNoteFragment.class.getSimpleName();
private static final int MENU_ID_PIN = -1;
protected static final int MENU_ID_PIN = -1;
public static final String PARAM_NOTE_ID = "noteId";
public static final String PARAM_ACCOUNT_ID = "accountId";
public static final String PARAM_CONTENT = "content";
@ -62,7 +62,6 @@ public abstract class BaseNoteFragment extends Fragment implements CategoryDialo
private NoteFragmentListener listener;
boolean isNew = true;
boolean isReadonly = false;
@Override
public void onCreate(@Nullable Bundle savedInstanceState) {
@ -93,7 +92,6 @@ public abstract class BaseNoteFragment extends Fragment implements CategoryDialo
if (content == null) {
throw new IllegalArgumentException(PARAM_NOTE_ID + " is not given, argument " + PARAM_NEWNOTE + " is missing and " + PARAM_CONTENT + " is missing.");
} else {
isReadonly = true;
note = new DBNote(-1, -1, null, NoteUtil.generateNonEmptyNoteTitle(content, getContext()), content, false, "", null, DBStatus.VOID, -1, "");
}
} else {

42
app/src/main/java/it/niedermann/owncloud/notes/android/fragment/NotePreviewFragment.java
View file

@ -25,7 +25,6 @@ import androidx.core.view.ViewCompat;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import com.google.android.material.floatingactionbutton.FloatingActionButton;
import com.yydcdut.markdown.MarkdownConfiguration;
import com.yydcdut.markdown.MarkdownProcessor;
import com.yydcdut.markdown.MarkdownTextView;
import com.yydcdut.markdown.syntax.text.TextFactory;
@ -64,14 +63,6 @@ public class NotePreviewFragment extends SearchableBaseNoteFragment {
@BindView(R.id.single_note_content)
MarkdownTextView noteContent;
public static NotePreviewFragment newReadonlyInstance(String content) {
NotePreviewFragment f = new NotePreviewFragment();
Bundle b = new Bundle();
b.putString(PARAM_CONTENT, content);
f.setArguments(b);
return f;
}
public static NotePreviewFragment newInstance(long accountId, long noteId) {
NotePreviewFragment f = new NotePreviewFragment();
Bundle b = new Bundle();
@ -122,21 +113,9 @@ public class NotePreviewFragment extends SearchableBaseNoteFragment {
ButterKnife.bind(this, Objects.requireNonNull(getView()));
markdownProcessor = new MarkdownProcessor(Objects.requireNonNull(getActivity()));
markdownProcessor.factory(TextFactory.create());
MarkdownConfiguration.Builder config = MarkDownUtil.getMarkDownConfiguration(noteContent.getContext())
.setOnLinkClickCallback((view, link) -> {
if (NoteLinksUtils.isNoteLink(link)) {
long noteRemoteId = NoteLinksUtils.extractNoteRemoteId(link);
long noteLocalId = db.getLocalIdByRemoteId(this.note.getAccountId(), noteRemoteId);
Intent intent = new Intent(getActivity().getApplicationContext(), EditNoteActivity.class);
intent.putExtra(EditNoteActivity.PARAM_NOTE_ID, noteLocalId);
startActivity(intent);
} else {
Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(link));
startActivity(browserIntent);
}
});
if (!isReadonly) {
config.setOnTodoClickCallback((view, line, lineNumber) -> {
markdownProcessor.config(
MarkDownUtil.getMarkDownConfiguration(noteContent.getContext())
.setOnTodoClickCallback((view, line, lineNumber) -> {
try {
String[] lines = TextUtils.split(note.getContent(), "\\r?\\n");
/*
@ -175,9 +154,20 @@ public class NotePreviewFragment extends SearchableBaseNoteFragment {
}
return line;
}
);
)
.setOnLinkClickCallback((view, link) -> {
if (NoteLinksUtils.isNoteLink(link)) {
long noteRemoteId = NoteLinksUtils.extractNoteRemoteId(link);
long noteLocalId = db.getLocalIdByRemoteId(this.note.getAccountId(), noteRemoteId);
Intent intent = new Intent(getActivity().getApplicationContext(), EditNoteActivity.class);
intent.putExtra(EditNoteActivity.PARAM_NOTE_ID, noteLocalId);
startActivity(intent);
} else {
Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(link));
startActivity(browserIntent);
}
markdownProcessor.config(config.build());
})
.build());
try {
noteContent.setText(markdownProcessor.parse(NoteLinksUtils.replaceNoteLinksWithDummyUrls(note.getContent(), db.getRemoteIds(note.getAccountId()))));
onResume();

176
app/src/main/java/it/niedermann/owncloud/notes/android/fragment/NoteReadonlyFragment.java Normal file
View file

@ -0,0 +1,176 @@
package it.niedermann.owncloud.notes.android.fragment;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Typeface;
import android.net.Uri;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.text.Layout;
import android.text.SpannableString;
import android.text.method.LinkMovementMethod;
import android.util.TypedValue;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.core.view.ViewCompat;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import com.google.android.material.floatingactionbutton.FloatingActionButton;
import com.yydcdut.markdown.MarkdownProcessor;
import com.yydcdut.markdown.MarkdownTextView;
import com.yydcdut.markdown.syntax.text.TextFactory;
import java.util.Objects;
import butterknife.BindView;
import butterknife.ButterKnife;
import it.niedermann.owncloud.notes.R;
import it.niedermann.owncloud.notes.android.activity.EditNoteActivity;
import it.niedermann.owncloud.notes.persistence.NoteSQLiteOpenHelper;
import it.niedermann.owncloud.notes.util.DisplayUtils;
import it.niedermann.owncloud.notes.util.ICallback;
import it.niedermann.owncloud.notes.util.MarkDownUtil;
import it.niedermann.owncloud.notes.util.NoteLinksUtils;
public class NoteReadonlyFragment extends SearchableBaseNoteFragment {
private MarkdownProcessor markdownProcessor;
@BindView(R.id.swiperefreshlayout)
SwipeRefreshLayout swipeRefreshLayout;
@BindView(R.id.scrollView)
ScrollView scrollView;
@BindView(R.id.searchNext)
FloatingActionButton searchNext;
@BindView(R.id.searchPrev)
FloatingActionButton searchPrev;
@BindView(R.id.single_note_content)
MarkdownTextView noteContent;
public static NoteReadonlyFragment newInstance(String content) {
NoteReadonlyFragment f = new NoteReadonlyFragment();
Bundle b = new Bundle();
b.putString(PARAM_CONTENT, content);
f.setArguments(b);
return f;
}
@Override
public void onPrepareOptionsMenu(@NonNull Menu menu) {
super.onPrepareOptionsMenu(menu);
menu.findItem(R.id.menu_favorite).setVisible(false);
menu.findItem(R.id.menu_edit).setVisible(false);
menu.findItem(R.id.menu_preview).setVisible(false);
menu.findItem(R.id.menu_cancel).setVisible(false);
menu.findItem(R.id.menu_delete).setVisible(false);
menu.findItem(R.id.menu_share).setVisible(false);
menu.findItem(R.id.menu_move).setVisible(false);
menu.findItem(R.id.menu_category).setVisible(false);
menu.findItem(MENU_ID_PIN).setVisible(false);
}
@Override
public ScrollView getScrollView() {
return scrollView;
}
@Override
protected FloatingActionButton getSearchNextButton() {
return searchNext;
}
@Override
protected FloatingActionButton getSearchPrevButton() {
return searchPrev;
}
@Override
protected Layout getLayout() {
noteContent.onPreDraw();
return noteContent.getLayout();
}
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup
container, @Nullable Bundle savedInstanceState) {
return inflater.inflate(R.layout.fragment_note_preview, container, false);
}
@Override
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
ButterKnife.bind(this, Objects.requireNonNull(getView()));
markdownProcessor = new MarkdownProcessor(Objects.requireNonNull(getActivity()));
markdownProcessor.factory(TextFactory.create());
markdownProcessor.config(
MarkDownUtil.getMarkDownConfiguration(noteContent.getContext())
.setOnLinkClickCallback((view, link) -> {
if (NoteLinksUtils.isNoteLink(link)) {
long noteRemoteId = NoteLinksUtils.extractNoteRemoteId(link);
long noteLocalId = db.getLocalIdByRemoteId(this.note.getAccountId(), noteRemoteId);
Intent intent = new Intent(getActivity().getApplicationContext(), EditNoteActivity.class);
intent.putExtra(EditNoteActivity.PARAM_NOTE_ID, noteLocalId);
startActivity(intent);
} else {
Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(link));
startActivity(browserIntent);
}
})
.build());
try {
noteContent.setText(markdownProcessor.parse(note.getContent()));
onResume();
} catch (StringIndexOutOfBoundsException e) {
// Workaround for RxMarkdown: https://github.com/stefan-niedermann/nextcloud-notes/issues/668
Toast.makeText(noteContent.getContext(), R.string.could_not_load_preview_two_digit_numbered_list, Toast.LENGTH_LONG).show();
e.printStackTrace();
}
noteContent.setMovementMethod(LinkMovementMethod.getInstance());
db = NoteSQLiteOpenHelper.getInstance(getActivity());
swipeRefreshLayout.setEnabled(false);
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(Objects.requireNonNull(getActivity()).getApplicationContext());
noteContent.setTextSize(TypedValue.COMPLEX_UNIT_PX, getFontSizeFromPreferences(sp));
if (sp.getBoolean(getString(R.string.pref_key_font), false)) {
noteContent.setTypeface(Typeface.MONOSPACE);
}
}
@Override
public void onCloseNote() {
// Do nothing
}
@Override
protected void saveNote(@Nullable ICallback callback) {
// Do nothing
}
@Override
protected void colorWithText(String newText) {
if (noteContent != null && ViewCompat.isAttachedToWindow(noteContent)) {
noteContent.setText(markdownProcessor.parse(DisplayUtils.searchAndColor(getContent(), new SpannableString
(getContent()), newText, getResources().getColor(R.color.primary))),
TextView.BufferType.SPANNABLE);
}
}
@Override
protected String getContent() {
return note.getContent();
}
}