@Override
/**
* Returns the size of the image in bytes.
*
* @param sourceString the image link.
* @return the file size in bytes of the image link provided; -1 if the size isn't available or
* exceeds the max allowed image size.
*/
public int getImageSize(String sourceString) {
int length = -1;
try {
URL url = new URL(sourceString);
String protocol = url.getProtocol();
if (protocol.equals("http") || protocol.equals("https")) {
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
length = connection.getContentLength();
connection.disconnect();
} else if (protocol.equals("ftp")) {
FTPUtils ftp = new FTPUtils(sourceString);
length = ftp.getSize();
ftp.disconnect();
}
if (length > imgMaxSize) {
length = -1;
}
} catch (Exception e) {
logger.debug("Failed to get the length of the image in bytes", e);
}
return length;
}
/**
* Gets the max allowed size value in bytes from Configuration service and sets the value to
* <tt>imgMaxSize</tt> if succeed. If the configuration property isn't available or the value
* can't be parsed correctly the value of <tt>imgMaxSize</tt> isn't changed.
*/
private void setMaxImgSizeFromConf() {
ConfigurationService configService = DirectImageActivator.getConfigService();
if (configService != null) {
String confImgSizeStr = (String) configService.getProperty(MAX_IMG_SIZE);
try {
if (confImgSizeStr != null) {
imgMaxSize = Long.parseLong(confImgSizeStr);
} else {
configService.setProperty(MAX_IMG_SIZE, imgMaxSize);
}
} catch (NumberFormatException e) {
if (logger.isDebugEnabled())
logger.debug(
"Failed to parse max image size: " + confImgSizeStr + ". Going for default.");
}
}
}
/**
* Returns true if the content type of the resource pointed by sourceString is an image.
*
* @param sourceString the original image link.
* @return true if the content type of the resource pointed by sourceString is an image.
*/
@Override
public boolean isDirectImage(String sourceString) {
boolean isDirectImage = false;
try {
URL url = new URL(sourceString);
String protocol = url.getProtocol();
if (protocol.equals("http") || protocol.equals("https")) {
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
isDirectImage = connection.getContentType().contains("image");
connection.disconnect();
} else if (protocol.equals("ftp")) {
if (sourceString.endsWith(".png")
|| sourceString.endsWith(".jpg")
|| sourceString.endsWith(".gif")) {
isDirectImage = true;
}
}
} catch (Exception e) {
logger.debug("Failed to retrieve content type information for" + sourceString, e);
}
return isDirectImage;
}
/**
* Creates an instance of <tt>ShowPreviewDialog</tt>
*
* @param chatPanel The <tt>ChatConversationPanel</tt> that is associated with this dialog.
*/
ShowPreviewDialog(final ChatConversationPanel chatPanel) {
this.chatPanel = chatPanel;
this.setTitle(
GuiActivator.getResources().getI18NString("service.gui.SHOW_PREVIEW_DIALOG_TITLE"));
okButton = new JButton(GuiActivator.getResources().getI18NString("service.gui.OK"));
cancelButton = new JButton(GuiActivator.getResources().getI18NString("service.gui.CANCEL"));
JPanel mainPanel = new TransparentPanel();
mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.Y_AXIS));
mainPanel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
// mainPanel.setPreferredSize(new Dimension(200, 150));
this.getContentPane().add(mainPanel);
JTextPane descriptionMsg = new JTextPane();
descriptionMsg.setEditable(false);
descriptionMsg.setOpaque(false);
descriptionMsg.setText(
GuiActivator.getResources().getI18NString("service.gui.SHOW_PREVIEW_WARNING_DESCRIPTION"));
Icon warningIcon = null;
try {
warningIcon =
new ImageIcon(
ImageIO.read(
GuiActivator.getResources().getImageURL("service.gui.icons.WARNING_ICON")));
} catch (IOException e) {
logger.debug("failed to load the warning icon");
}
JLabel warningSign = new JLabel(warningIcon);
JPanel warningPanel = new TransparentPanel();
warningPanel.setLayout(new BoxLayout(warningPanel, BoxLayout.X_AXIS));
warningPanel.add(warningSign);
warningPanel.add(Box.createHorizontalStrut(10));
warningPanel.add(descriptionMsg);
enableReplacement =
new JCheckBox(
GuiActivator.getResources()
.getI18NString("plugin.chatconfig.replacement.ENABLE_REPLACEMENT_STATUS"));
enableReplacement.setOpaque(false);
enableReplacement.setSelected(cfg.getBoolean(ReplacementProperty.REPLACEMENT_ENABLE, true));
enableReplacementProposal =
new JCheckBox(
GuiActivator.getResources()
.getI18NString("plugin.chatconfig.replacement.ENABLE_REPLACEMENT_PROPOSAL"));
enableReplacementProposal.setOpaque(false);
JPanel checkBoxPanel = new TransparentPanel();
checkBoxPanel.setLayout(new BoxLayout(checkBoxPanel, BoxLayout.Y_AXIS));
checkBoxPanel.add(enableReplacement);
checkBoxPanel.add(enableReplacementProposal);
JPanel buttonsPanel = new TransparentPanel(new FlowLayout(FlowLayout.CENTER));
buttonsPanel.add(okButton);
buttonsPanel.add(cancelButton);
mainPanel.add(warningPanel);
mainPanel.add(Box.createVerticalStrut(10));
mainPanel.add(checkBoxPanel);
mainPanel.add(buttonsPanel);
okButton.addActionListener(this);
cancelButton.addActionListener(this);
this.setPreferredSize(new Dimension(390, 230));
}