package kr.kdev.dg1s.biowiki.ui.posts;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.os.Bundle;
import android.os.Handler;
import android.support.v4.app.Fragment;
import android.text.Spanned;
import android.text.TextUtils;
import android.util.Log;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputMethodManager;
import android.webkit.WebView;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.TextView;
import kr.kdev.dg1s.biowiki.BioWiki;
import kr.kdev.dg1s.biowiki.R;
import kr.kdev.dg1s.biowiki.models.Post;
import kr.kdev.dg1s.biowiki.ui.comments.CommentActions;
import kr.kdev.dg1s.biowiki.util.BWHtml;
import kr.kdev.dg1s.biowiki.util.BWMobileStatsUtil;
import kr.kdev.dg1s.biowiki.util.BWWebViewClient;
import kr.kdev.dg1s.biowiki.util.EditTextUtils;
import kr.kdev.dg1s.biowiki.util.NetworkUtils;
import kr.kdev.dg1s.biowiki.util.StringUtils;
import kr.kdev.dg1s.biowiki.util.ToastUtils;
public class ViewPostFragment extends Fragment {
PostsActivity parentActivity;
boolean mIsCommentBoxShowing = false;
boolean mIsSubmittingComment = false;
/**
* Called when the activity is first created.
*/
private OnDetailPostActionListener onDetailPostActionListener;
private ViewGroup mLayoutCommentBox;
private EditText mEditComment;
private ImageButton mAddCommentButton;
@Override
public void onActivityCreated(Bundle bundle) {
super.onActivityCreated(bundle);
}
@Override
public void onResume() {
super.onResume();
if (BioWiki.currentPost != null)
loadPost(BioWiki.currentPost);
parentActivity = (PostsActivity) getActivity();
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.posts_viewpost_fragment, container, false);
// comment views
mLayoutCommentBox = (ViewGroup) v.findViewById(R.id.layout_comment_box);
mEditComment = (EditText) mLayoutCommentBox.findViewById(R.id.edit_comment);
mEditComment.setHint(R.string.reader_hint_comment_on_post);
// button listeners here
ImageButton editPostButton = (ImageButton) v
.findViewById(R.id.editPost);
editPostButton.setOnClickListener(new ImageButton.OnClickListener() {
public void onClick(View v) {
if (BioWiki.currentPost != null && !parentActivity.isRefreshing()) {
onDetailPostActionListener.onDetailPostAction(
PostsActivity.POST_EDIT, BioWiki.currentPost);
Intent i = new Intent(
getActivity().getApplicationContext(),
EditPostActivity.class);
i.putExtra(EditPostActivity.EXTRA_IS_PAGE, BioWiki.currentPost.isPage());
i.putExtra(EditPostActivity.EXTRA_POSTID, BioWiki.currentPost.getLocalTablePostId());
getActivity().startActivityForResult(i, PostsActivity.ACTIVITY_EDIT_POST);
}
}
});
ImageButton shareURLButton = (ImageButton) v
.findViewById(R.id.sharePostLink);
shareURLButton.setOnClickListener(new ImageButton.OnClickListener() {
public void onClick(View v) {
if (!parentActivity.isRefreshing()) {
onDetailPostActionListener.onDetailPostAction(PostsActivity.POST_SHARE, BioWiki.currentPost);
}
}
});
ImageButton deletePostButton = (ImageButton) v
.findViewById(R.id.deletePost);
deletePostButton.setOnClickListener(new ImageButton.OnClickListener() {
public void onClick(View v) {
if (!parentActivity.isRefreshing()) {
onDetailPostActionListener.onDetailPostAction(PostsActivity.POST_DELETE, BioWiki.currentPost);
}
}
});
ImageButton viewPostButton = (ImageButton) v
.findViewById(R.id.viewPost);
viewPostButton.setOnClickListener(new ImageButton.OnClickListener() {
public void onClick(View v) {
onDetailPostActionListener.onDetailPostAction(PostsActivity.POST_VIEW, BioWiki.currentPost);
if (!parentActivity.isRefreshing()) {
loadPostPreview();
}
}
});
mAddCommentButton = (ImageButton) v.findViewById(R.id.addComment);
// Tint the comment icon to match the other icons in the toolbar
mAddCommentButton.setColorFilter(Color.argb(255, 132, 132, 132));
mAddCommentButton.setOnClickListener(new ImageButton.OnClickListener() {
public void onClick(View v) {
if (!parentActivity.isRefreshing()) {
toggleCommentBox();
}
}
});
return v;
}
protected void loadPostPreview() {
if (BioWiki.currentPost != null && !TextUtils.isEmpty(BioWiki.currentPost.getPermaLink())) {
Intent i = new Intent(getActivity(), PreviewPostActivity.class);
startActivity(i);
}
}
public void onAttach(Activity activity) {
super.onAttach(activity);
try {
// check that the containing activity implements our callback
onDetailPostActionListener = (OnDetailPostActionListener) activity;
} catch (ClassCastException e) {
activity.finish();
throw new ClassCastException(activity.toString()
+ " must implement Callback");
}
}
public void loadPost(final Post post) {
// Don't load if the Post object or title are null, see #395
if (post == null || post.getTitle() == null)
return;
if (!hasActivity() || getView() == null)
return;
// create handler on UI thread
final Handler handler = new Handler();
// locate views and determine content in the background to avoid ANR - especially
// important when using BWHtml.fromHtml() for drafts that contain images since
// thumbnails may take some time to create
final WebView webView = (WebView) getView().findViewById(R.id.viewPostWebView);
webView.setWebViewClient(new BWWebViewClient(BioWiki.getCurrentBlog()));
new Thread() {
@Override
public void run() {
final TextView txtTitle = (TextView) getView().findViewById(R.id.postTitle);
final TextView txtContent = (TextView) getView().findViewById(R.id.viewPostTextView);
final TextView tagView = (TextView) getView().findViewById(R.id.tagView);
final ImageButton btnShareUrl = (ImageButton) getView().findViewById(R.id.sharePostLink);
final ImageButton btnViewPost = (ImageButton) getView().findViewById(R.id.viewPost);
final ImageButton btnAddComment = (ImageButton) getView().findViewById(R.id.addComment);
final String title = (TextUtils.isEmpty(post.getTitle())
? "(" + getResources().getText(R.string.untitled) + ")"
: StringUtils.unescapeHTML(post.getTitle()));
final String postContent = post.getDescription() + "\n\n" + post.getMoreText();
final Spanned draftContent;
final String htmlContent;
if (post.isLocalDraft()) {
draftContent = BWHtml.fromHtml(postContent.replaceAll("\uFFFC", ""), getActivity(), post);
htmlContent = null;
} else {
draftContent = null;
htmlContent = "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
+ "<html><head><link rel=\"stylesheet\" type=\"text/css\" href=\"webview.css\" /></head>"
+ "<body><div id=\"container\">"
+ StringUtils.addPTags(postContent)
+ "</div></body></html>";
}
handler.post(new Runnable() {
@Override
public void run() {
// make sure activity is still valid
if (!hasActivity())
return;
txtTitle.setText(title);
if (post.isLocalDraft()) {
txtContent.setVisibility(View.VISIBLE);
webView.setVisibility(View.GONE);
btnShareUrl.setVisibility(View.GONE);
btnViewPost.setVisibility(View.GONE);
btnAddComment.setVisibility(View.GONE);
txtContent.setText(draftContent);
} else {
txtContent.setVisibility(View.GONE);
webView.setVisibility(View.VISIBLE);
btnShareUrl.setVisibility(View.VISIBLE);
btnViewPost.setVisibility(View.VISIBLE);
btnAddComment.setVisibility(post.isAllowComments() ? View.VISIBLE : View.GONE);
webView.loadDataWithBaseURL("file:///android_asset/",
htmlContent,
"text/html",
"utf-8",
null);
}
if (!post.getKeywords().equals("")) {
Log.d("Tags", "Tags are visible");
String tags = post.getKeywords();
tags = (tags.replaceAll(", ", "\n")).replace("，", ", ");
tagView.setText(tags);
tagView.setVisibility(View.VISIBLE);
}
}
});
}
}.start();
}
public void clearContent() {
TextView txtTitle = (TextView) getView().findViewById(R.id.postTitle);
WebView webView = (WebView) getView().findViewById(R.id.viewPostWebView);
TextView txtContent = (TextView) getView().findViewById(R.id.viewPostTextView);
txtTitle.setText("");
txtContent.setText("");
String htmlText = "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
+ "<html><head><link rel=\"stylesheet\" type=\"text/css\" href=\"webview.css\" /></head>"
+ "<body><div id=\"container\"></div></body></html>";
webView.loadDataWithBaseURL("file:///android_asset/", htmlText,
"text/html", "utf-8", null);
}
@Override
public void onSaveInstanceState(Bundle outState) {
if (outState.isEmpty()) {
outState.putBoolean("bug_19917_fix", true);
}
super.onSaveInstanceState(outState);
}
private boolean hasActivity() {
return (getActivity() != null && !isRemoving());
}
private void showCommentBox() {
// skip if it's already showing or a comment is being submitted
if (mIsCommentBoxShowing || mIsSubmittingComment)
return;
if (!hasActivity())
return;
BWMobileStatsUtil.flagProperty(BWMobileStatsUtil.StatsEventPostsClosed,
BWMobileStatsUtil.StatsPropertyPostDetailClickedComment);
// show the comment box in, force keyboard to appear and highlight the comment button
mLayoutCommentBox.setVisibility(View.VISIBLE);
mEditComment.requestFocus();
// submit comment when done/send tapped on the keyboard
mEditComment.setOnEditorActionListener(new TextView.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
if (actionId == EditorInfo.IME_ACTION_DONE || actionId == EditorInfo.IME_ACTION_SEND)
submitComment();
return false;
}
});
// submit comment when send icon tapped
final ImageView imgPostComment = (ImageView) mLayoutCommentBox.findViewById(R.id.image_post_comment);
imgPostComment.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
submitComment();
}
});
InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
imm.showSoftInput(mEditComment, InputMethodManager.SHOW_IMPLICIT);
mIsCommentBoxShowing = true;
}
private void hideCommentBox() {
if (!mIsCommentBoxShowing)
return;
if (!hasActivity())
return;
EditTextUtils.hideSoftInput(mEditComment);
mLayoutCommentBox.setVisibility(View.GONE);
mIsCommentBoxShowing = false;
}
private void toggleCommentBox() {
if (mIsCommentBoxShowing) {
hideCommentBox();
} else {
showCommentBox();
}
}
private void submitComment() {
if (!hasActivity() || mIsSubmittingComment)
return;
if (!NetworkUtils.checkConnection(getActivity()))
return;
final String commentText = EditTextUtils.getText(mEditComment);
if (TextUtils.isEmpty(commentText))
return;
final ImageView imgPostComment = (ImageView) mLayoutCommentBox.findViewById(R.id.image_post_comment);
final ProgressBar progress = (ProgressBar) mLayoutCommentBox.findViewById(R.id.progress_submit_comment);
// disable editor & comment button, hide soft keyboard, hide submit icon, and show progress spinner while submitting
mEditComment.setEnabled(false);
mAddCommentButton.setEnabled(false);
EditTextUtils.hideSoftInput(mEditComment);
imgPostComment.setVisibility(View.GONE);
progress.setVisibility(View.VISIBLE);
CommentActions.CommentActionListener actionListener = new CommentActions.CommentActionListener() {
@Override
public void onActionResult(boolean succeeded) {
mIsSubmittingComment = false;
if (!hasActivity())
return;
parentActivity.attemptToSelectPost();
mEditComment.setEnabled(true);
mAddCommentButton.setEnabled(true);
imgPostComment.setVisibility(View.VISIBLE);
progress.setVisibility(View.GONE);
if (succeeded) {
ToastUtils.showToast(getActivity(), R.string.comment_added);
hideCommentBox();
mEditComment.setText(null);
parentActivity.refreshComments();
} else {
ToastUtils.showToast(getActivity(), R.string.reader_toast_err_comment_failed, ToastUtils.Duration.LONG);
}
}
};
int accountId = BioWiki.getCurrentLocalTableBlogId();
CommentActions.addComment(accountId, BioWiki.currentPost.getRemotePostId(), commentText, actionListener);
}
public interface OnDetailPostActionListener {
public void onDetailPostAction(int action, Post post);
}
}