Ejemplo n.º 1
0
class SingleTweetWidget(QtGui.QFrame):

    imageLoaded = QtCore.pyqtSignal()
    userClicked = QtCore.pyqtSignal(UserItem, bool)
    tagClicked = QtCore.pyqtSignal(str, bool)
    commonSignal = QtCore.pyqtSignal(object)

    def __init__(self, tweet=None, without=[], parent=None):
        super(SingleTweetWidget, self).__init__(parent)
        self.commonSignal.connect(self.commonProcessor)
        self._gif_list = {}
        self.tweet = tweet
        self.client = const.client
        self.without = without
        self.setObjectName("SingleTweetWidget")
        self.setupUi()
        self.download_lock = False
        self.__favorite_queue = []

    def setupUi(self):
        self.horizontalLayout = QtGui.QHBoxLayout(self)
        self.horizontalLayout.setMargin(0)
        self.horizontalLayout.setObjectName("horizontalLayout")
        self.verticalLayout_2 = QtGui.QVBoxLayout()
        self.verticalLayout_2.setObjectName("verticalLayout_2")

        reason = self.tweet.author.verify_reason
        if self.tweet.author.verify_type == "personal":
            self.avatar = WAvatarLabel(WAvatarLabel.PERSONAL_VERIFY, reason)
        elif self.tweet.author.verify_type == "organization":
            self.avatar = WAvatarLabel(WAvatarLabel.ORGANIZATION_VERIFY, reason)
        else:
            self.avatar = WAvatarLabel(WAvatarLabel.NO_VERIFY)
        self.avatar.setObjectName("avatar")
        self.avatar.setPixmap(self.tweet.author.avatar)
        sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(self.avatar.sizePolicy().hasHeightForWidth())
        self.avatar.setSizePolicy(sizePolicy)
        self.avatar.setAlignment(QtCore.Qt.AlignTop)
        self.avatar.clicked.connect(self._userClicked)
        self.verticalLayout_2.addWidget(self.avatar)

        self.time = QtGui.QLabel(self)
        self.time.setObjectName("time")
        sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(self.time.sizePolicy().hasHeightForWidth())
        self.time.setSizePolicy(sizePolicy)
        self.time.setOpenExternalLinks(True)
        self.verticalLayout_2.addWidget(self.time)
        self.verticalLayout_2.setAlignment(QtCore.Qt.AlignTop)

        self.horizontalLayout.addLayout(self.verticalLayout_2)
        self.verticalLayout = QtGui.QVBoxLayout()
        self.verticalLayout.setObjectName("verticalLayout")

        self.username = QtGui.QLabel(self)
        self.username.setObjectName("username")
        self.username.setAlignment(QtCore.Qt.AlignTop)
        self.username.setTextInteractionFlags(QtCore.Qt.TextSelectableByMouse)
        self.verticalLayout.addWidget(self.username)

        self.tweetText = WTweetLabel(self)
        self.tweetText.setObjectName("tweetText")
        self.tweetText.setAlignment(QtCore.Qt.AlignTop)
        self.tweetText.userClicked.connect(self._userTextClicked)
        self.tweetText.tagClicked.connect(self._tagClicked)
        self.verticalLayout.addWidget(self.tweetText)

        if self.tweet.thumbnail_pic and (not "image" in self.without):
            self.imageWidget = self._createImageLabel(self.tweet.thumbnail_pic)
            self.verticalLayout.addWidget(self.imageWidget)

        if self.tweet.original and (not "original" in self.without):
            self.originalLabel = self._createOriginalLabel()
            self.verticalLayout.addWidget(self.originalLabel)

        self.horizontalLayout.setStretch(1, 1)
        self.horizontalLayout.setStretch(2, 10)

        self.counterHorizontalLayout = QtGui.QHBoxLayout()
        self.counterHorizontalLayout.setObjectName("counterhorizontalLayout")
        self.horizontalSpacer = QtGui.QSpacerItem(40, 20,
                                                  QtGui.QSizePolicy.Expanding,
                                                  QtGui.QSizePolicy.Minimum)
        self.counterHorizontalLayout.addItem(self.horizontalSpacer)

        if WeRuntimeInfo().get("uid") == self.tweet.author.id:
            self.delete = self._createDeleteLabel()
            self.counterHorizontalLayout.addWidget(self.delete)

        if not (self.tweet.type == TweetItem.COMMENT):
            self.retweet = self._createRetweetLabel()
            self.counterHorizontalLayout.addWidget(self.retweet)

            self.comment = self._createCommentLabel()
            self.counterHorizontalLayout.addWidget(self.comment)

            self.favorite = self._createFavoriteLabel()
            self.counterHorizontalLayout.addWidget(self.favorite)

            self.counterHorizontalLayout.setAlignment(QtCore.Qt.AlignTop)
        elif self.tweet.type == TweetItem.COMMENT:
            self.reply = self._createReplyLabel()
            self.counterHorizontalLayout.addWidget(self.reply)

        self.verticalLayout.addLayout(self.counterHorizontalLayout)
        self.horizontalLayout.addLayout(self.verticalLayout)

        self.setStyleSheet("""
            QFrame#SingleTweetWidget {
                border-bottom: 2px solid palette(highlight);
                border-radius: 0px;
                padding: 2px;
            }
        """)

        self.username.setText(" " + self.tweet.author.name)
        text = QtCore.Qt.escape(self.tweet.text)
        text = self._create_mentions(text)
        text = self._create_html_url(text)
        text = self._create_hashtag(text)
        text = self._create_smiles(text)
        self.tweetText.setHtml(text)
        self.timer = QtCore.QTimer(self)
        self.timer.timeout.connect(self._update_time)
        self._update_time()

    def _setup_timer(self):
        self.timer.stop()
        passedSeconds = self.tweet.passedSeconds
        if passedSeconds < 60:
            self.timer.start(1 * 1000)
        elif passedSeconds < 3600:
            self.timer.start(60 * 1000)
        elif passedSeconds < 86400:
            self.timer.start(60 * 60 * 1000)
        else:
            self.timer.start(60 * 60 * 24 * 1000)

    def _update_time(self):
        try:
            if self.tweet.type != TweetItem.COMMENT:
                self.time.setText("<a href='%s'>%s</a>" %
                                  (self.tweet.url, self.tweet.time))
            else:
                self.time.setText("<a href='%s'>%s</a>" %
                                  (self.tweet.original.url, self.tweet.time))
            self._setup_timer()
        except:
            # Sometimes, user closed the window and the window
            # has been garbage collected already, but
            # the timer is still running. It will cause a runtime error
            pass

    def _createOriginalLabel(self):
        widget = QtGui.QWidget(self)
        widget.setObjectName("originalWidget")
        widgetLayout = QtGui.QVBoxLayout(widget)
        widgetLayout.setSpacing(0)
        widgetLayout.setMargin(0)
        widgetLayout.setAlignment(QtCore.Qt.AlignCenter | QtCore.Qt.AlignTop)

        frame = QtGui.QFrame()
        frame.setObjectName("originalFrame")
        widgetLayout.addWidget(frame)
        layout = QtGui.QVBoxLayout(frame)
        layout.setObjectName("originalLayout")
        layout.setAlignment(QtCore.Qt.AlignTop)
        textLabel = WTweetLabel()
        textLabel.setAlignment(QtCore.Qt.AlignCenter | QtCore.Qt.AlignTop)
        textLabel.userClicked.connect(self._userTextClicked)
        textLabel.tagClicked.connect(self._tagClicked)
        self.textLabel = textLabel  # Hack: save a reference
        originalItem = self.tweet.original

        text = QtCore.Qt.escape(originalItem.text)
        text = self._create_mentions(text)
        text = self._create_html_url(text)
        text = self._create_hashtag(text)
        text = self._create_smiles(text)
        try:
            authorName = self._create_mentions("@" + originalItem.author.name)
            textLabel.setHtml("%s: %s" % (authorName, text))
        except:
            # originalItem.text == This tweet deleted by author
            textLabel.setHtml(text)
        layout.addWidget(textLabel)

        if originalItem.thumbnail_pic:
            layout.addWidget(self._createImageLabel(originalItem.thumbnail_pic))

        counterHorizontalLayout = QtGui.QHBoxLayout()
        counterHorizontalLayout.setObjectName("counterhorizontalLayout")
        horizontalSpacer = QtGui.QSpacerItem(40, 20,
                                             QtGui.QSizePolicy.Expanding,
                                             QtGui.QSizePolicy.Minimum)
        counterHorizontalLayout.addItem(horizontalSpacer)
        retweet = WIconLabel(widget)
        retweet.setObjectName("retweet")
        retweet.setText(str(originalItem.retweets_count))
        retweet.setIcon(const.myself_path + "/icon/retweets.png")
        retweet.clicked.connect(self._original_retweet)
        counterHorizontalLayout.addWidget(retweet)
        comment = WIconLabel(widget)
        comment.setObjectName("comment")
        comment.setIcon(const.myself_path + "/icon/comments.png")
        comment.setText(str(originalItem.comments_count))
        comment.clicked.connect(self._original_comment)
        counterHorizontalLayout.addWidget(comment)
        counterHorizontalLayout.setSpacing(6)
        layout.setMargin(8)
        layout.setSpacing(0)
        layout.addLayout(counterHorizontalLayout)

        frame.setStyleSheet("""
            QFrame#originalFrame {
                border: 2px solid palette(highlight);
                border-radius: 4px;
                padding: 2px;
            }
        """)

        return widget

    def _createImageLabel(self, thumbnail_pic):
        widget = QtGui.QWidget(self)
        widget.setObjectName("imageLabel")
        widgetLayout = QtGui.QVBoxLayout(widget)
        widgetLayout.setSpacing(0)
        widgetLayout.setMargin(0)
        widgetLayout.setAlignment(QtCore.Qt.AlignCenter)

        frame = QtGui.QFrame()
        frame.setObjectName("imageFrame")
        widgetLayout.addWidget(frame)
        layout = QtGui.QVBoxLayout(frame)
        layout.setObjectName("imageLayout")

        self.imageLabel = WAsyncLabel(widget)
        self.imageLabel.setPixmap(thumbnail_pic)
        self.imageLabel.setAlignment(QtCore.Qt.AlignCenter)
        self.imageLabel.clicked.connect(self._showFullImage)

        layout.addWidget(self.imageLabel)
        widgetLayout.addWidget(frame)

        return widget

    def _createFavoriteLabel(self):
        favorite = WIconLabel(self)
        favorite.setIcon(const.myself_path + "/icon/no_favorites.png")
        favorite.clicked.connect(self._favorite)
        return favorite

    def _createRetweetLabel(self):
        retweet = WIconLabel(self)
        retweet.setObjectName("retweet")
        retweet.setText(str(self.tweet.retweets_count))
        retweet.setIcon(const.myself_path + "/icon/retweets.png")
        retweet.clicked.connect(self._retweet)
        return retweet

    def _createCommentLabel(self):
        comment = WIconLabel(self)
        comment.setObjectName("comment")
        comment.setIcon(const.myself_path + "/icon/comments.png")
        comment.setText(str(self.tweet.comments_count))
        comment.clicked.connect(self._comment)
        return comment

    def _createReplyLabel(self):
        reply = WIconLabel(self)
        reply.setObjectName("reply")
        reply.setIcon(const.myself_path + "/icon/retweets.png")
        reply.clicked.connect(self._reply)
        return reply

    def _createDeleteLabel(self):
        delete = WIconLabel(self)
        delete.setObjectName("delete")
        delete.setIcon(const.myself_path + "/icon/deletes.png")
        delete.clicked.connect(self._delete)
        return delete

    @async
    def fetch_open_original_pic(self, thumbnail_pic):
        """Fetch and open original pic from thumbnail pic url.
           Pictures will stored in cache directory. If we already have a same
           name in cache directory, just open it. If we don't, then download it
           first."""

        if self.download_lock:
            return

        self.download_lock = True
        self.commonSignal.emit(lambda: self.imageLabel.setBusy(True))
        original_pic = thumbnail_pic.replace("thumbnail",
                                             "large")  # A simple trick ... ^_^
        localfile = cache_path + original_pic.split("/")[-1]
        if not os.path.exists(localfile):
            while True:
                try:
                    urllib.request.urlretrieve(original_pic, localfile)
                    break
                except (BadStatusLine, URLError, ContentTooShortError):
                    continue

        self.download_lock = False
        self.commonSignal.emit(lambda: self.imageLabel.setBusy(False))
        start(localfile)
        self.imageLoaded.emit()

    def _showFullImage(self):
        self.fetch_open_original_pic(self.imageLabel.url())

    def commonProcessor(self, object):
        object()

    def _favorite(self):
        needWorker = False

        if not self.__favorite_queue:
            state = not self.tweet.isFavorite()
            needWorker = True
        elif not self.__favorite_queue[-1]:
            state = True
        else:
            state = False

        self.__favorite_queue.append(state)
        if state:
            self.favorite.setIcon(const.icon("favorites.png"))
        else:
            self.favorite.setIcon(const.icon("no_favorites.png"))

        if needWorker:
            self.__favorite_worker()

    @async
    def __favorite_worker(self):
        while self.__favorite_queue:
            state = self.__favorite_queue[0]

            try:
                self.tweet.setFavorite(state)
                sleep(0.5)
                self.__favorite_queue.pop(0)
            except APIError as e:
                if e.error_code == 20101:
                    self.tweet.setFavoriteForce(True)
                elif e.error_code == 20704:
                    self.tweet.setFavoriteForce(True)
                self._e = e
                self.__favorite_queue = []
                self.commonSignal.emit(lambda: self._handle_api_error(self._e))
                return

    def _retweet(self, tweet=None):
        if not tweet:
            tweet = self.tweet

        self.exec_newpost_window("retweet", tweet)

    def _comment(self, tweet=None):
        if not tweet:
            tweet = self.tweet
        if tweet.type == TweetItem.COMMENT:
            self._reply(tweet)
            return

        self.exec_newpost_window("comment", tweet)

    def _reply(self, tweet=None):
        if not tweet:
            tweet = self.tweet
        self.exec_newpost_window("reply", tweet)

    def _delete(self):
        questionDialog = QtGui.QMessageBox.question
        choice = questionDialog(self, self.tr("Delete?"),
                                self.tr("You can't undo your deletion."),
                                QtGui.QMessageBox.Yes, QtGui.QMessageBox.No)
        if choice == QtGui.QMessageBox.No:
            return

        try:
            self.tweet.delete()
        except APIError as e:
            self._handle_api_error(e)
        self.timer.stop()
        self.hide()

    def _original_retweet(self):
        self._retweet(self.tweet.original)

    def _original_comment(self):
        self._comment(self.tweet.original)

    def _create_html_url(self, text):
        COMMON_URL_RE = (
            r"(?:(http|https)://"
            r"(?:(?:(?:(?:(?:[a-zA-Z\d](?:(?:[a-zA-Z\d]|-)*[a-zA-Z\d])?)\."
            r")*(?:[a-zA-Z](?:(?:[a-zA-Z\d]|-)*[a-zA-Z\d])?))|(?:(?:\d+)(?:\.(?:\d+)"
            r"){3}))(?::(?:\d+))?)(?:/(?:(?:(?:(?:[a-zA-Z\d$\-_.+!*'(),]|(?:%[a-fA-F"
            r"\d]{2}))|[;:@&=])*)(?:/(?:(?:(?:[a-zA-Z\d$\-_.+!*'(),]|(?:%[a-fA-F\d]{"
            r"2}))|[;:@&=])*))*)(?:\?(?:(?:(?:[a-zA-Z\d$\-_.+!*'(),]|(?:%[a-fA-F\d]{"
            r"2}))|[;:@&=])*))?)?)|(?:ftp://(?:(?:(?:(?:(?:[a-zA-Z\d$\-_.+!*'(),]|(?"
            r":%[a-fA-F\d]{2}))|[;?&=])*)(?::(?:(?:(?:[a-zA-Z\d$\-_.+!*'(),]|(?:%[a-"
            r"fA-F\d]{2}))|[;?&=])*))?@)?(?:(?:(?:(?:(?:[a-zA-Z\d](?:(?:[a-zA-Z\d]|-"
            r")*[a-zA-Z\d])?)\.)*(?:[a-zA-Z](?:(?:[a-zA-Z\d]|-)*[a-zA-Z\d])?))|(?:(?"
            r":\d+)(?:\.(?:\d+)){3}))(?::(?:\d+))?))(?:/(?:(?:(?:(?:[a-zA-Z\d$\-_.+!"
            r"*'(),]|(?:%[a-fA-F\d]{2}))|[?:@&=])*)(?:/(?:(?:(?:[a-zA-Z\d$\-_.+!*'()"
            r",]|(?:%[a-fA-F\d]{2}))|[?:@&=])*))*)(?:;type=[AIDaid])?)?)"
        )
        SINA_URL_RE = r"(http://t.cn/\w{6,7})"
        regex = re.compile("((%s)|(%s))" % (SINA_URL_RE, COMMON_URL_RE))
        new_text = regex.sub(r"""<a href='\1'>\1</a>""", text)
        return new_text

    def _create_smiles(self, text):
        faceModel = FaceModel()
        faceModel.init()
        for name, path in faceModel.dic().items():
            new_text = text.replace("[%s]" % name, '<img src="%s" />' % path)
            if new_text != text:
                self._create_animation(path)
                text = new_text
        return text

    def _create_mentions(self, text):
        MENTIONS_RE = re.compile('(@[-a-zA-Z0-9_\u4e00-\u9fa5]+)')
        regex = re.compile(MENTIONS_RE)
        new_text = regex.sub(r"""<a href='mentions:///\1'>\1</a>""", text)
        return new_text

    def _create_hashtag(self, text):
        HASHTAG_RE = re.compile("([#]+[a-zA-Z0-9_\u4e00-\u9fa5\s]+[#])")
        regex = re.compile(HASHTAG_RE)
        new_text = regex.sub(r"""<a href='hashtag:///\1'>\1</a>""", text)
        return new_text

    def _create_animation(self, path):
        if path in self._gif_list.values():
            # We added it already.
            return
        movie = WObjectCache().open(QtGui.QMovie, path)
        self._gif_list[movie] = path
        movie.frameChanged.connect(self.drawAnimate)
        movie.start()

    def drawAnimate(self):
        sender = self.sender()
        if isinstance(sender, QtGui.QMovie):
            movie = sender
        else:
            return

        self._addSingleFrame(movie, self.tweetText)
        if self.tweet.type == TweetItem.RETWEET:
            try:
                self._addSingleFrame(movie, self.textLabel)
            except AttributeError:
                pass

    def _addSingleFrame(self, movie, textBrowser):
        document = textBrowser.document()
        document.addResource(QtGui.QTextDocument.ImageResource,
                             QtCore.QUrl(self._gif_list[movie]),
                             movie.currentPixmap())
        # Cause a force refresh
        textBrowser.setLineWrapColumnOrWidth(textBrowser.lineWrapColumnOrWidth())

    def exec_newpost_window(self, action, tweet):
        from NewpostWindow import NewpostWindow
        try:
            self.wecase_new = NewpostWindow(action, tweet)
            self.wecase_new.userClicked.connect(self.userClicked)
            self.wecase_new.tagClicked.connect(self.tagClicked)
            self.wecase_new.show()
        except APIError as e:
            self._handle_api_error(e)

    def _handle_api_error(self, exception):
        if exception.error_code == 20101:
            QtGui.QMessageBox.information(self, self.tr("Error"),
                                          self.tr("This tweet have been deleted."))
        elif exception.error_code == 20704:
            QtGui.QMessageBox.information(self, self.tr("Error"),
                                          self.tr("This tweet have been collected already.."))
        else:
            QtGui.QMessageBox.warning(self, self.tr("Unknown Error"),
                                      str(exception))

    def _userClicked(self, button):
        openAtBackend = False
        if button == QtCore.Qt.MiddleButton:
            openAtBackend = True
        self.userClicked.emit(self.tweet.author, openAtBackend)

    def _userTextClicked(self, user, button):
        openAtBackend = False
        if button == QtCore.Qt.MiddleButton:
            openAtBackend = True
        self.userClicked.emit(UserItem({"name": user}), openAtBackend)

    def _tagClicked(self, tag, button):
        openAtBackend = False
        if button == QtCore.Qt.MiddleButton:
            openAtBackend = True
        self.tagClicked.emit(tag, openAtBackend)
Ejemplo n.º 2
0
class SingleTweetWidget(QtGui.QFrame):

    userClicked = QtCore.pyqtSignal(UserItem, bool)
    tagClicked = QtCore.pyqtSignal(str, bool)
    deleteReturn = QtCore.pyqtSignal(bool)

    MENTIONS_RE = re.compile('(@[-a-zA-Z0-9_\u4e00-\u9fa5]+)')
    SINA_URL_RE = re.compile(r"(http://t.cn/[a-zA-Z0-9]{5,7})")
    HASHTAG_RE = re.compile("(#.*?#)")

    def __init__(self, tweet=None, without=(), parent=None):
        super(SingleTweetWidget, self).__init__(parent)
        self.errorWindow = APIErrorWindow(self)
        self.tweet = tweet
        self.client = const.client
        self.without = without
        self.setObjectName("SingleTweetWidget")
        try:
            self.setupUi()
        except RuntimeError:
            return
        self.fetcher = AsyncFetcher("".join((cache_path, str(WeRuntimeInfo()["uid"]))))
        self.download_lock = False
        self.__favorite_queue = []

    def setupUi(self):
        self.horizontalLayout = QtGui.QHBoxLayout(self)
        self.horizontalLayout.setMargin(0)
        self.horizontalLayout.setObjectName("horizontalLayout")
        self.verticalLayout_2 = QtGui.QVBoxLayout()
        self.verticalLayout_2.setObjectName("verticalLayout_2")

        reason = self.tweet.author.verify_reason
        if self.tweet.author.verify_type == "personal":
            self.avatar = WAvatarLabel(WAvatarLabel.PERSONAL_VERIFY, reason)
        elif self.tweet.author.verify_type == "organization":
            self.avatar = WAvatarLabel(WAvatarLabel.ORGANIZATION_VERIFY, reason)
        else:
            self.avatar = WAvatarLabel(WAvatarLabel.NO_VERIFY)
        self.avatar.setObjectName("avatar")
        self.avatar.setPixmap(self.tweet.author.avatar)
        sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(self.avatar.sizePolicy().hasHeightForWidth())
        self.avatar.setSizePolicy(sizePolicy)
        self.avatar.setAlignment(QtCore.Qt.AlignTop)
        self.avatar.clicked.connect(self._userClicked)
        self.verticalLayout_2.addWidget(self.avatar)

        self.time = SimpleLabel()
        self.time.setObjectName("time")
        sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(self.time.sizePolicy().hasHeightForWidth())
        self.time.setSizePolicy(sizePolicy)
        self.verticalLayout_2.addWidget(self.time)
        self.verticalLayout_2.setAlignment(QtCore.Qt.AlignTop)

        self.horizontalLayout.addLayout(self.verticalLayout_2)
        self.verticalLayout = QtGui.QVBoxLayout()
        self.verticalLayout.setObjectName("verticalLayout")

        self.username = QtGui.QLabel(self)
        self.username.setObjectName("username")
        self.username.setAlignment(QtCore.Qt.AlignTop)
        self.username.setTextInteractionFlags(QtCore.Qt.TextSelectableByMouse)
        self.verticalLayout.addWidget(self.username)

        self.tweetText = WTweetLabel(self)
        self.tweetText.setObjectName("tweetText")
        self.tweetText.setAlignment(QtCore.Qt.AlignTop)
        self.tweetText.userClicked.connect(self._userTextClicked)
        self.tweetText.tagClicked.connect(self._tagClicked)
        self.verticalLayout.addWidget(self.tweetText)

        if self.tweet.thumbnail_pic and ("image" not in self.without):
            self.imageWidget = self._createImageLabel(self.tweet.thumbnail_pic)
            self.verticalLayout.addWidget(self.imageWidget)

        if self.tweet.original and ("original" not in self.without):
            self.originalLabel = self._createOriginalLabel()
            self.verticalLayout.addWidget(self.originalLabel)

        self.horizontalLayout.setStretch(1, 1)
        self.horizontalLayout.setStretch(2, 10)

        self.counterHorizontalLayout = QtGui.QHBoxLayout()
        self.counterHorizontalLayout.setObjectName("counterhorizontalLayout")
        self.horizontalSpacer = QtGui.QSpacerItem(40, 20,
                                                  QtGui.QSizePolicy.Expanding,
                                                  QtGui.QSizePolicy.Minimum)
        self.counterHorizontalLayout.addItem(self.horizontalSpacer)

        if WeRuntimeInfo().get("uid") == self.tweet.author.id:
            self.delete = self._createDeleteLabel()
            self.counterHorizontalLayout.addWidget(self.delete)

        if not (self.tweet.type == TweetItem.COMMENT):
            self.client = QtGui.QLabel()
            self.client.setText(self.tr("From: %s") % self.tweet.source)
            self.client.linkActivated.connect(lambda link: openLink(link))
            self.counterHorizontalLayout.addWidget(self.client)

            self.retweet = self._createRetweetLabel()
            self.counterHorizontalLayout.addWidget(self.retweet)

            self.comment = self._createCommentLabel()
            self.counterHorizontalLayout.addWidget(self.comment)

            self.favorite = self._createFavoriteLabel()
            self.counterHorizontalLayout.addWidget(self.favorite)

            self.counterHorizontalLayout.setAlignment(QtCore.Qt.AlignTop)
        elif self.tweet.type == TweetItem.COMMENT:
            self.reply = self._createReplyLabel()
            self.counterHorizontalLayout.addWidget(self.reply)

        self.verticalLayout.addLayout(self.counterHorizontalLayout)
        self.horizontalLayout.addLayout(self.verticalLayout)

        self.setStyleSheet("""
            QFrame#SingleTweetWidget {
                border-bottom: 2px solid palette(highlight);
                border-radius: 0px;
                padding: 2px;
            }
        """)

        self.username.setText(" " + self.tweet.author.name)
        text = QtCore.Qt.escape(self.tweet.text)
        text = self._create_mentions(text)
        text = self._create_html_url(text)
        text = self._create_hashtag(text)
        text = self._create_smiles(text)
        self.tweetText.setHtml(text)
        self.timer = QtCore.QTimer(self)
        self.timer.timeout.connect(self._update_time)
        self._update_time()

    def _setup_timer(self):
        self.timer.stop()
        passedSeconds = self.tweet.passedSeconds
        if passedSeconds < 60:
            self.timer.start(1 * 1000)
        elif passedSeconds < 3600:
            self.timer.start(60 * 1000)
        elif passedSeconds < 86400:
            self.timer.start(60 * 60 * 1000)
        else:
            self.timer.start(60 * 60 * 24 * 1000)

    def _update_time(self):
        try:
            if not self.time.visibleRegion() and self.timer.isActive():
                # Skip update only when timer is active, insure
                # at least run once time.
                return

            if not self.time.toolTip():
                self.time.setToolTip(self.tweet.timestamp)

            if self.tweet.type != TweetItem.COMMENT:
                self.time.setText("<a href='%s'>%s</a>" %
                                  (self.tweet.url, self.tweet.time))
            else:
                self.time.setText("<a href='%s'>%s</a>" %
                                  (self.tweet.original.url, self.tweet.time))
            self._setup_timer()
        except:
            # Sometimes, user closed the window and the window
            # has been garbage collected already, but
            # the timer is still running. It will cause a runtime error
            pass

    def _createOriginalLabel(self):
        widget = QtGui.QWidget(self)
        widget.setObjectName("originalWidget")
        widgetLayout = QtGui.QVBoxLayout(widget)
        widgetLayout.setSpacing(0)
        widgetLayout.setMargin(0)
        widgetLayout.setAlignment(QtCore.Qt.AlignCenter | QtCore.Qt.AlignTop)

        frame = QtGui.QFrame()
        frame.setObjectName("originalFrame")
        widgetLayout.addWidget(frame)
        layout = QtGui.QVBoxLayout(frame)
        layout.setObjectName("originalLayout")
        layout.setAlignment(QtCore.Qt.AlignTop)
        textLabel = WTweetLabel()
        textLabel.setAlignment(QtCore.Qt.AlignCenter | QtCore.Qt.AlignTop)
        textLabel.userClicked.connect(self._userTextClicked)
        textLabel.tagClicked.connect(self._tagClicked)
        self.textLabel = textLabel  # Hack: save a reference
        originalItem = self.tweet.original

        text = QtCore.Qt.escape(originalItem.text)
        text = self._create_mentions(text)
        text = self._create_html_url(text)
        text = self._create_hashtag(text)
        text = self._create_smiles(text)
        try:
            authorName = self._create_mentions("@" + originalItem.author.name)
            textLabel.setHtml("%s: %s" % (authorName, text))
        except:
            # originalItem.text == This tweet deleted by author
            textLabel.setHtml(text)
        layout.addWidget(textLabel)

        if originalItem.thumbnail_pic:
            layout.addWidget(self._createImageLabel(originalItem.thumbnail_pic))

        counterHorizontalLayout = QtGui.QHBoxLayout()
        counterHorizontalLayout.setObjectName("counterhorizontalLayout")
        horizontalSpacer = QtGui.QSpacerItem(40, 20,
                                             QtGui.QSizePolicy.Expanding,
                                             QtGui.QSizePolicy.Minimum)
        counterHorizontalLayout.addItem(horizontalSpacer)
        retweet = WIconLabel(widget)
        retweet.setObjectName("retweet")
        retweet.setText(str(originalItem.retweets_count))
        retweet.setIcon(":/IMG/img/retweets.png")
        retweet.clicked.connect(self._original_retweet)
        counterHorizontalLayout.addWidget(retweet)
        comment = WIconLabel(widget)
        comment.setObjectName("comment")
        comment.setIcon(":/IMG/img/comments.png")
        comment.setText(str(originalItem.comments_count))
        comment.clicked.connect(self._original_comment)
        counterHorizontalLayout.addWidget(comment)
        counterHorizontalLayout.setSpacing(6)
        layout.setMargin(8)
        layout.setSpacing(0)
        layout.addLayout(counterHorizontalLayout)

        frame.setStyleSheet("""
            QFrame#originalFrame {
                border: 2px solid palette(highlight);
                border-radius: 4px;
                padding: 2px;
            }
        """)

        return widget

    def _createImageLabel(self, thumbnail_pic):
        widget = QtGui.QWidget(self)
        widget.setObjectName("imageLabel")
        widgetLayout = QtGui.QVBoxLayout(widget)
        widgetLayout.setSpacing(0)
        widgetLayout.setMargin(0)
        widgetLayout.setAlignment(QtCore.Qt.AlignCenter)

        frame = QtGui.QFrame()
        frame.setObjectName("imageFrame")
        widgetLayout.addWidget(frame)
        layout = QtGui.QVBoxLayout(frame)
        layout.setObjectName("imageLayout")

        self.imageLabel = WSwitchLabel(widget)
        self.imageLabel.setImagesUrls(thumbnail_pic)
        self.imageLabel.clicked.connect(self._showFullImage)

        layout.addWidget(self.imageLabel)
        widgetLayout.addWidget(frame)

        return widget

    def _createFavoriteLabel(self):
        favorite = WIconLabel(self)
        favorite.setIcon(":/IMG/img/no_favorites.png")
        favorite.clicked.connect(self._favorite)
        return favorite

    def _createRetweetLabel(self):
        retweet = WIconLabel(self)
        retweet.setObjectName("retweet")
        retweet.setText(str(self.tweet.retweets_count))
        retweet.setIcon(":/IMG/img/retweets.png")
        retweet.clicked.connect(self._retweet)
        return retweet

    def _createCommentLabel(self):
        comment = WIconLabel(self)
        comment.setObjectName("comment")
        comment.setIcon(":/IMG/img/comments.png")
        comment.setText(str(self.tweet.comments_count))
        comment.clicked.connect(self._comment)
        return comment

    def _createReplyLabel(self):
        reply = WIconLabel(self)
        reply.setObjectName("reply")
        reply.setIcon(":/IMG/img/retweets.png")
        reply.clicked.connect(self._reply)
        return reply

    def _createDeleteLabel(self):
        delete = WIconLabel(self)
        delete.setObjectName("delete")
        delete.setIcon(":/IMG/img/deletes.png")
        delete.clicked.connect(self._delete)
        return delete

    def fetch_open_original_pic(self, thumbnail_pic):
        """Fetch and open original pic from thumbnail pic url.
           Pictures will stored in cache directory. If we already have a same
           name in cache directory, just open it. If we don't, then download it
           first."""

        def open_pic(localfile):
            start(localfile)
            self.download_lock = False
            self.imageLabel.setBusy(False)

        if self.download_lock:
            return

        self.download_lock = True
        self.imageLabel.setBusy(True)
        original_pic = thumbnail_pic.replace("thumbnail",
                                             "large")  # A simple trick ... ^_^
        self.fetcher.addTask(original_pic, open_pic)

    def _showFullImage(self):
        self.fetch_open_original_pic(self.imageLabel.url())

    def _favorite(self):
        needWorker = False

        if not self.__favorite_queue:
            state = not self.tweet.isFavorite()
            needWorker = True
        elif not self.__favorite_queue[-1]:
            state = True
        else:
            state = False

        self.__favorite_queue.append(state)
        if state:
            self.favorite.setIcon(":/IMG/img/favorites.png")
        else:
            self.favorite.setIcon(":/IMG/img/no_favorites.png")

        if needWorker:
            self.__favorite_worker()

    @async
    def __favorite_worker(self):
        while self.__favorite_queue:
            state = self.__favorite_queue[0]

            try:
                self.tweet.setFavorite(state)
                sleep(0.5)
                self.__favorite_queue.pop(0)
            except APIError as e:
                if e.error_code == 20101:
                    self.tweet.setFavoriteForce(True)
                elif e.error_code == 20704:
                    self.tweet.setFavoriteForce(True)
                self._e = e
                self.__favorite_queue = []
                self.errorWindow.raiseException.emit(self._e)
                return

    def _retweet(self, tweet=None):
        if not tweet:
            tweet = self.tweet

        self.exec_newpost_window("retweet", tweet)

    def _comment(self, tweet=None):
        if not tweet:
            tweet = self.tweet
        if tweet.type == TweetItem.COMMENT:
            self._reply(tweet)
            return

        self.exec_newpost_window("comment", tweet)

    def _reply(self, tweet=None):
        if not tweet:
            tweet = self.tweet
        self.exec_newpost_window("reply", tweet)

    def _delete(self):

        @async
        def do_delete():
            try:
                self.tweet.delete()
                self.deleteReturn.emit(True)
            except APIError as e:
                self.errorWindow.raiseException.emit(e)
                self.deleteReturn.emit(False)

        questionDialog = QtGui.QMessageBox.question
        choice = questionDialog(self, self.tr("Delete?"),
                                self.tr("You can't undo your deletion."),
                                QtGui.QMessageBox.Yes, QtGui.QMessageBox.No)
        if choice == QtGui.QMessageBox.No:
            return

        self.deleteReturn.connect(lambda state: state and self.remove())
        do_delete()

    def remove(self):
        # not really remove myself.
        self.timer.stop()
        self.hide()

    def _original_retweet(self):
        self._retweet(self.tweet.original)

    def _original_comment(self):
        self._comment(self.tweet.original)

    def _create_html_url(self, text):
        return self.SINA_URL_RE.sub(r"""<a href='\1'>\1</a>""", text)

    def _create_smiles(self, text):
        faceModel = FaceModel()
        for face in faceModel.all_faces():
            new_text = text.replace("[%s]" % face.name, '<img src="%s" />' % face.path)
            if new_text != text:
                self._create_animation(face.path)
                text = new_text
        return text

    def _create_mentions(self, text):
        return self.MENTIONS_RE.sub(r"""<a href='mentions:///\1'>\1</a>""", text)

    def _create_hashtag(self, text):
        return self.HASHTAG_RE.sub(r"""<a href='hashtag:///\1'>\1</a>""", text)

    def _create_animation(self, path):
        movie = WObjectCache().open(WMovie, path)
        movie.frameChanged.connect(self.drawAnimate, QtCore.Qt.UniqueConnection)
        movie.start()

    def drawAnimate(self):
        sender = self.sender()

        if (not isinstance(sender, WMovie)) or (not self.tweetText.visibleRegion()):
            return

        movie = sender

        self._addSingleFrame(movie, self.tweetText)
        if self.tweet.original and ("original" not in self.without):
            self._addSingleFrame(movie, self.textLabel)

    def _addSingleFrame(self, movie, textBrowser):
        document = textBrowser.document()
        document.addResource(QtGui.QTextDocument.ImageResource,
                             QtCore.QUrl(movie.fileName()),
                             movie.currentPixmap())
        # Cause a force refresh
        textBrowser.update()

    def exec_newpost_window(self, action, tweet):
        from NewpostWindow import NewpostWindow
        try:
            self.wecase_new = NewpostWindow(action, tweet)
            self.wecase_new.userClicked.connect(self.userClicked)
            self.wecase_new.tagClicked.connect(self.tagClicked)
            self.wecase_new.show()
        except APIError as e:
            self.errorWindow.raiseException.emit(e)

    def _userClicked(self, button):
        openAtBackend = False
        if button == QtCore.Qt.MiddleButton:
            openAtBackend = True
        self.userClicked.emit(self.tweet.author, openAtBackend)

    @async
    def _userTextClicked(self, user, button):
        openAtBackend = False
        if button == QtCore.Qt.MiddleButton:
            openAtBackend = True

        try:
            self.__userItem = UserItem({"name": user})
        except APIError as e:
            self.errorWindow.raiseException.emit(e)
            return
        self.userClicked.emit(self.__userItem, openAtBackend)

    def _tagClicked(self, tag, button):
        openAtBackend = False
        if button == QtCore.Qt.MiddleButton:
            openAtBackend = True
        self.tagClicked.emit(tag, openAtBackend)
Ejemplo n.º 3
0
class SingleTweetWidget(QtGui.QFrame):

    userClicked = QtCore.pyqtSignal(UserItem, bool)
    tagClicked = QtCore.pyqtSignal(str, bool)
    deleteReturn = QtCore.pyqtSignal(bool)

    MENTIONS_RE = re.compile('(@[-a-zA-Z0-9_\u4e00-\u9fa5]+)')
    SINA_URL_RE = re.compile(r"(http://t.cn/[a-zA-Z0-9]{5,7})")
    HASHTAG_RE = re.compile("(#.*?#)")

    def __init__(self, tweet=None, without=(), parent=None):
        super(SingleTweetWidget, self).__init__(parent)
        self.errorWindow = APIErrorWindow(self)
        self.tweet = tweet
        self.client = const.client
        self.without = without
        self.setObjectName("SingleTweetWidget")
        try:
            self.setupUi()
        except RuntimeError:
            return
        self.fetcher = AsyncFetcher("".join(
            (cache_path, str(WeRuntimeInfo()["uid"]))))
        self.download_lock = False
        self.__favorite_queue = []

    def setupUi(self):
        self.horizontalLayout = QtGui.QHBoxLayout(self)
        self.horizontalLayout.setMargin(0)
        self.horizontalLayout.setObjectName("horizontalLayout")
        self.verticalLayout_2 = QtGui.QVBoxLayout()
        self.verticalLayout_2.setObjectName("verticalLayout_2")

        reason = self.tweet.author.verify_reason
        if self.tweet.author.verify_type == "personal":
            self.avatar = WAvatarLabel(WAvatarLabel.PERSONAL_VERIFY, reason)
        elif self.tweet.author.verify_type == "organization":
            self.avatar = WAvatarLabel(WAvatarLabel.ORGANIZATION_VERIFY,
                                       reason)
        else:
            self.avatar = WAvatarLabel(WAvatarLabel.NO_VERIFY)
        self.avatar.setObjectName("avatar")
        self.avatar.setPixmap(self.tweet.author.avatar)
        sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed,
                                       QtGui.QSizePolicy.Fixed)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(
            self.avatar.sizePolicy().hasHeightForWidth())
        self.avatar.setSizePolicy(sizePolicy)
        self.avatar.setAlignment(QtCore.Qt.AlignTop)
        self.avatar.clicked.connect(self._userClicked)
        self.verticalLayout_2.addWidget(self.avatar)

        self.time = SimpleLabel()
        self.time.setObjectName("time")
        sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed,
                                       QtGui.QSizePolicy.Fixed)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(
            self.time.sizePolicy().hasHeightForWidth())
        self.time.setSizePolicy(sizePolicy)
        self.verticalLayout_2.addWidget(self.time)
        self.verticalLayout_2.setAlignment(QtCore.Qt.AlignTop)

        self.horizontalLayout.addLayout(self.verticalLayout_2)
        self.verticalLayout = QtGui.QVBoxLayout()
        self.verticalLayout.setObjectName("verticalLayout")

        self.username = QtGui.QLabel(self)
        self.username.setObjectName("username")
        self.username.setAlignment(QtCore.Qt.AlignTop)
        self.username.setTextInteractionFlags(QtCore.Qt.TextSelectableByMouse)
        self.verticalLayout.addWidget(self.username)

        self.tweetText = WTweetLabel(self)
        self.tweetText.setObjectName("tweetText")
        self.tweetText.setAlignment(QtCore.Qt.AlignTop)
        self.tweetText.userClicked.connect(self._userTextClicked)
        self.tweetText.tagClicked.connect(self._tagClicked)
        self.verticalLayout.addWidget(self.tweetText)

        if self.tweet.thumbnail_pic and ("image" not in self.without):
            self.imageWidget = self._createImageLabel(self.tweet.thumbnail_pic)
            self.verticalLayout.addWidget(self.imageWidget)

        if self.tweet.original and ("original" not in self.without):
            self.originalLabel = self._createOriginalLabel()
            self.verticalLayout.addWidget(self.originalLabel)

        self.horizontalLayout.setStretch(1, 1)
        self.horizontalLayout.setStretch(2, 10)

        self.counterHorizontalLayout = QtGui.QHBoxLayout()
        self.counterHorizontalLayout.setObjectName("counterhorizontalLayout")
        self.horizontalSpacer = QtGui.QSpacerItem(40, 20,
                                                  QtGui.QSizePolicy.Expanding,
                                                  QtGui.QSizePolicy.Minimum)
        self.counterHorizontalLayout.addItem(self.horizontalSpacer)

        if WeRuntimeInfo().get("uid") == self.tweet.author.id:
            self.delete = self._createDeleteLabel()
            self.counterHorizontalLayout.addWidget(self.delete)

        if not (self.tweet.type == TweetItem.COMMENT):
            self.client = QtGui.QLabel()
            self.client.setText(self.tr("From: %s") % self.tweet.source)
            self.client.linkActivated.connect(lambda link: openLink(link))
            self.counterHorizontalLayout.addWidget(self.client)

            self.retweet = self._createRetweetLabel()
            self.counterHorizontalLayout.addWidget(self.retweet)

            self.comment = self._createCommentLabel()
            self.counterHorizontalLayout.addWidget(self.comment)

            self.favorite = self._createFavoriteLabel()
            self.counterHorizontalLayout.addWidget(self.favorite)

            self.counterHorizontalLayout.setAlignment(QtCore.Qt.AlignTop)
        elif self.tweet.type == TweetItem.COMMENT:
            self.reply = self._createReplyLabel()
            self.counterHorizontalLayout.addWidget(self.reply)

        self.verticalLayout.addLayout(self.counterHorizontalLayout)
        self.horizontalLayout.addLayout(self.verticalLayout)

        self.setStyleSheet("""
            QFrame#SingleTweetWidget {
                border-bottom: 2px solid palette(highlight);
                border-radius: 0px;
                padding: 2px;
            }
        """)

        self.username.setText(" " + self.tweet.author.name)
        text = QtCore.Qt.escape(self.tweet.text)
        text = self._create_mentions(text)
        text = self._create_html_url(text)
        text = self._create_hashtag(text)
        text = self._create_smiles(text)
        self.tweetText.setHtml(text)
        self.timer = QtCore.QTimer(self)
        self.timer.timeout.connect(self._update_time)
        self._update_time()

    def _setup_timer(self):
        self.timer.stop()
        passedSeconds = self.tweet.passedSeconds
        if passedSeconds < 60:
            self.timer.start(1 * 1000)
        elif passedSeconds < 3600:
            self.timer.start(60 * 1000)
        elif passedSeconds < 86400:
            self.timer.start(60 * 60 * 1000)
        else:
            self.timer.start(60 * 60 * 24 * 1000)

    def _update_time(self):
        try:
            if not self.time.visibleRegion() and self.timer.isActive():
                # Skip update only when timer is active, insure
                # at least run once time.
                return

            if not self.time.toolTip():
                self.time.setToolTip(self.tweet.timestamp)

            if self.tweet.type != TweetItem.COMMENT:
                self.time.setText("<a href='%s'>%s</a>" %
                                  (self.tweet.url, self.tweet.time))
            else:
                self.time.setText("<a href='%s'>%s</a>" %
                                  (self.tweet.original.url, self.tweet.time))
            self._setup_timer()
        except:
            # Sometimes, user closed the window and the window
            # has been garbage collected already, but
            # the timer is still running. It will cause a runtime error
            pass

    def _createOriginalLabel(self):
        widget = QtGui.QWidget(self)
        widget.setObjectName("originalWidget")
        widgetLayout = QtGui.QVBoxLayout(widget)
        widgetLayout.setSpacing(0)
        widgetLayout.setMargin(0)
        widgetLayout.setAlignment(QtCore.Qt.AlignCenter | QtCore.Qt.AlignTop)

        frame = QtGui.QFrame()
        frame.setObjectName("originalFrame")
        widgetLayout.addWidget(frame)
        layout = QtGui.QVBoxLayout(frame)
        layout.setObjectName("originalLayout")
        layout.setAlignment(QtCore.Qt.AlignTop)
        textLabel = WTweetLabel()
        textLabel.setAlignment(QtCore.Qt.AlignCenter | QtCore.Qt.AlignTop)
        textLabel.userClicked.connect(self._userTextClicked)
        textLabel.tagClicked.connect(self._tagClicked)
        self.textLabel = textLabel  # Hack: save a reference
        originalItem = self.tweet.original

        text = QtCore.Qt.escape(originalItem.text)
        text = self._create_mentions(text)
        text = self._create_html_url(text)
        text = self._create_hashtag(text)
        text = self._create_smiles(text)
        try:
            authorName = self._create_mentions("@" + originalItem.author.name)
            textLabel.setHtml("%s: %s" % (authorName, text))
        except:
            # originalItem.text == This tweet deleted by author
            textLabel.setHtml(text)
        layout.addWidget(textLabel)

        if originalItem.thumbnail_pic:
            layout.addWidget(self._createImageLabel(
                originalItem.thumbnail_pic))

        counterHorizontalLayout = QtGui.QHBoxLayout()
        counterHorizontalLayout.setObjectName("counterhorizontalLayout")
        horizontalSpacer = QtGui.QSpacerItem(40, 20,
                                             QtGui.QSizePolicy.Expanding,
                                             QtGui.QSizePolicy.Minimum)
        counterHorizontalLayout.addItem(horizontalSpacer)
        retweet = WIconLabel(widget)
        retweet.setObjectName("retweet")
        retweet.setText(str(originalItem.retweets_count))
        retweet.setIcon(":/IMG/img/retweets.png")
        retweet.clicked.connect(self._original_retweet)
        counterHorizontalLayout.addWidget(retweet)
        comment = WIconLabel(widget)
        comment.setObjectName("comment")
        comment.setIcon(":/IMG/img/comments.png")
        comment.setText(str(originalItem.comments_count))
        comment.clicked.connect(self._original_comment)
        counterHorizontalLayout.addWidget(comment)
        counterHorizontalLayout.setSpacing(6)
        layout.setMargin(8)
        layout.setSpacing(0)
        layout.addLayout(counterHorizontalLayout)

        frame.setStyleSheet("""
            QFrame#originalFrame {
                border: 2px solid palette(highlight);
                border-radius: 4px;
                padding: 2px;
            }
        """)

        return widget

    def _createImageLabel(self, thumbnail_pic):
        widget = QtGui.QWidget(self)
        widget.setObjectName("imageLabel")
        widgetLayout = QtGui.QVBoxLayout(widget)
        widgetLayout.setSpacing(0)
        widgetLayout.setMargin(0)
        widgetLayout.setAlignment(QtCore.Qt.AlignCenter)

        frame = QtGui.QFrame()
        frame.setObjectName("imageFrame")
        widgetLayout.addWidget(frame)
        layout = QtGui.QVBoxLayout(frame)
        layout.setObjectName("imageLayout")

        self.imageLabel = WSwitchLabel(widget)
        self.imageLabel.setImagesUrls(thumbnail_pic)
        self.imageLabel.clicked.connect(self._showFullImage)

        layout.addWidget(self.imageLabel)
        widgetLayout.addWidget(frame)

        return widget

    def _createFavoriteLabel(self):
        favorite = WIconLabel(self)
        favorite.setIcon(":/IMG/img/no_favorites.png")
        favorite.clicked.connect(self._favorite)
        return favorite

    def _createRetweetLabel(self):
        retweet = WIconLabel(self)
        retweet.setObjectName("retweet")
        retweet.setText(str(self.tweet.retweets_count))
        retweet.setIcon(":/IMG/img/retweets.png")
        retweet.clicked.connect(self._retweet)
        return retweet

    def _createCommentLabel(self):
        comment = WIconLabel(self)
        comment.setObjectName("comment")
        comment.setIcon(":/IMG/img/comments.png")
        comment.setText(str(self.tweet.comments_count))
        comment.clicked.connect(self._comment)
        return comment

    def _createReplyLabel(self):
        reply = WIconLabel(self)
        reply.setObjectName("reply")
        reply.setIcon(":/IMG/img/retweets.png")
        reply.clicked.connect(self._reply)
        return reply

    def _createDeleteLabel(self):
        delete = WIconLabel(self)
        delete.setObjectName("delete")
        delete.setIcon(":/IMG/img/deletes.png")
        delete.clicked.connect(self._delete)
        return delete

    def fetch_open_original_pic(self, thumbnail_pic):
        """Fetch and open original pic from thumbnail pic url.
           Pictures will stored in cache directory. If we already have a same
           name in cache directory, just open it. If we don't, then download it
           first."""
        def open_pic(localfile):
            start(localfile)
            self.download_lock = False
            self.imageLabel.setBusy(False)

        if self.download_lock:
            return

        self.download_lock = True
        self.imageLabel.setBusy(True)
        original_pic = thumbnail_pic.replace("thumbnail",
                                             "large")  # A simple trick ... ^_^
        self.fetcher.addTask(original_pic, open_pic)

    def _showFullImage(self):
        self.fetch_open_original_pic(self.imageLabel.url())

    def _favorite(self):
        needWorker = False

        if not self.__favorite_queue:
            state = not self.tweet.isFavorite()
            needWorker = True
        elif not self.__favorite_queue[-1]:
            state = True
        else:
            state = False

        self.__favorite_queue.append(state)
        if state:
            self.favorite.setIcon(":/IMG/img/favorites.png")
        else:
            self.favorite.setIcon(":/IMG/img/no_favorites.png")

        if needWorker:
            self.__favorite_worker()

    @async
    def __favorite_worker(self):
        while self.__favorite_queue:
            state = self.__favorite_queue[0]

            try:
                self.tweet.setFavorite(state)
                sleep(0.5)
                self.__favorite_queue.pop(0)
            except APIError as e:
                if e.error_code == 20101:
                    self.tweet.setFavoriteForce(True)
                elif e.error_code == 20704:
                    self.tweet.setFavoriteForce(True)
                self._e = e
                self.__favorite_queue = []
                self.errorWindow.raiseException.emit(self._e)
                return

    def _retweet(self, tweet=None):
        if not tweet:
            tweet = self.tweet

        self.exec_newpost_window("retweet", tweet)

    def _comment(self, tweet=None):
        if not tweet:
            tweet = self.tweet
        if tweet.type == TweetItem.COMMENT:
            self._reply(tweet)
            return

        self.exec_newpost_window("comment", tweet)

    def _reply(self, tweet=None):
        if not tweet:
            tweet = self.tweet
        self.exec_newpost_window("reply", tweet)

    def _delete(self):
        @async
        def do_delete():
            try:
                self.tweet.delete()
                self.deleteReturn.emit(True)
            except APIError as e:
                self.errorWindow.raiseException.emit(e)
                self.deleteReturn.emit(False)

        questionDialog = QtGui.QMessageBox.question
        choice = questionDialog(self, self.tr("Delete?"),
                                self.tr("You can't undo your deletion."),
                                QtGui.QMessageBox.Yes, QtGui.QMessageBox.No)
        if choice == QtGui.QMessageBox.No:
            return

        self.deleteReturn.connect(lambda state: state and self.remove())
        do_delete()

    def remove(self):
        # not really remove myself.
        self.timer.stop()
        self.hide()

    def _original_retweet(self):
        self._retweet(self.tweet.original)

    def _original_comment(self):
        self._comment(self.tweet.original)

    def _create_html_url(self, text):
        return self.SINA_URL_RE.sub(r"""<a href='\1'>\1</a>""", text)

    def _create_smiles(self, text):
        faceModel = FaceModel()
        for face in faceModel.all_faces():
            new_text = text.replace("[%s]" % face.name,
                                    '<img src="%s" />' % face.path)
            if new_text != text:
                self._create_animation(face.path)
                text = new_text
        return text

    def _create_mentions(self, text):
        return self.MENTIONS_RE.sub(r"""<a href='mentions:///\1'>\1</a>""",
                                    text)

    def _create_hashtag(self, text):
        return self.HASHTAG_RE.sub(r"""<a href='hashtag:///\1'>\1</a>""", text)

    def _create_animation(self, path):
        movie = WObjectCache().open(WMovie, path)
        try:
            movie.frameChanged.connect(self.drawAnimate,
                                       QtCore.Qt.UniqueConnection)
        except TypeError:
            # connected already
            pass
        movie.start()

    def drawAnimate(self):
        sender = self.sender()

        if (not isinstance(sender,
                           WMovie)) or (not self.tweetText.visibleRegion()):
            return

        movie = sender

        self._addSingleFrame(movie, self.tweetText)
        if self.tweet.original and ("original" not in self.without):
            self._addSingleFrame(movie, self.textLabel)

    def _addSingleFrame(self, movie, textBrowser):
        document = textBrowser.document()
        document.addResource(QtGui.QTextDocument.ImageResource,
                             QtCore.QUrl(movie.fileName()),
                             movie.currentPixmap())
        # Cause a force refresh
        textBrowser.update()

    def exec_newpost_window(self, action, tweet):
        from NewpostWindow import NewpostWindow
        try:
            self.wecase_new = NewpostWindow(action, tweet)
            self.wecase_new.userClicked.connect(self.userClicked)
            self.wecase_new.tagClicked.connect(self.tagClicked)
            self.wecase_new.show()
        except APIError as e:
            self.errorWindow.raiseException.emit(e)

    def _userClicked(self, button):
        openAtBackend = False
        if button == QtCore.Qt.MiddleButton:
            openAtBackend = True
        self.userClicked.emit(self.tweet.author, openAtBackend)

    @async
    def _userTextClicked(self, user, button):
        openAtBackend = False
        if button == QtCore.Qt.MiddleButton:
            openAtBackend = True

        try:
            self.__userItem = UserItem({"name": user})
        except APIError as e:
            self.errorWindow.raiseException.emit(e)
            return
        self.userClicked.emit(self.__userItem, openAtBackend)

    def _tagClicked(self, tag, button):
        openAtBackend = False
        if button == QtCore.Qt.MiddleButton:
            openAtBackend = True
        self.tagClicked.emit(tag, openAtBackend)