xmlportlets.java

java 写的一个新闻发布系统

                                                                    getParameterValue(portletNode, "title"),
                                                                    getParameterValue(portletNode, "icon_url"),
                                                                    getParameterValue(portletNode, "bgcolor"),
                                                                    getParameterValue(portletNode, "bgimage_url"),
                                                                    getParameterValue(portletNode, "font"),
                                                                    getParameterValue(portletNode, "fontsize"),
                                                                    getParameterValue(portletNode, "fontcolor"),
                                                                    Integer.parseInt(getParameterValue(portletNode, "skin_id")),
                                                                    Integer.parseInt(getParameterValue(portletNode, "scrollable")),
                                                                    Integer.parseInt(getParameterValue(portletNode, "resizable")),
                                                                    Integer.parseInt(getParameterValue(portletNode, "fixed")),
                                                                    Integer.parseInt(getParameterValue(portletNode, "innerspace")),
                                                                    Integer.parseInt(getParameterValue(portletNode, "x")),
                                                                    Integer.parseInt(getParameterValue(portletNode, "y")),
                                                                    Integer.parseInt(getParameterValue(portletNode, "w")),
                                                                    Integer.parseInt(getParameterValue(portletNode, "h"))));
                        }
                        portletNode = portletNode.getNextSibling();
                    }
                }
            }
            portletgroupNode = portletgroupNode.getNextSibling();

        }
    } catch (NumberFormatException n) {
        throw new JahiaException(ERROR_READING_PLML_FILE_MSG,
                                "Invalid Integer !!!",
                                JahiaException.CRITICAL,
                                JahiaException.CONFIG_ERROR);
    }

    if (!isPortletGroupNode) {
        addPortletGroup();
        getPortletList();
    }
    return thePortletList;
    } // end getPortletList()



    //--------------------------------------------------------------------------
    /**
     * Retrieves a list of portlet settings for the specified column
     *
     * @author Jerome Bedat
     *
     */
    public Vector getPortletListFromColumn(int theColumn) throws JahiaException {

    thePortletList = new Vector();
    boolean isPortletGroupNode = false;

    portletgroupNode = plmlNode.getFirstChild();

    try {
        while (portletgroupNode != null) {
            if (portletgroupNode.getNodeType() == Node.ELEMENT_NODE && portletgroupNode.getNodeName().equalsIgnoreCase(PORTLETLIST_TAG)) {
                if (Integer.parseInt(getParameterValue(portletgroupNode, "page_id")) == thePageID) {
                    isPortletGroupNode = true;
                    Node portletNode = portletgroupNode.getFirstChild();
                    int RowSpace    = 0;
                    int RowCounter  = 1;
                    int MaxRow      = 0;
                    while (portletNode != null) {
                        // we are going through the portletgroup tags which represent list of portlets
                        if (portletNode.getNodeType() == Node.ELEMENT_NODE && portletNode.getNodeName().equalsIgnoreCase(PORTLET_TAG)) {
                            // we are now on a PORTLET tag
                            if (Integer.parseInt(getParameterValue(portletNode, "column_position")) == theColumn) {
                                if (Integer.parseInt(getParameterValue(portletNode, "row_position")) == RowCounter) {
                                    paramAttrNode = getAttributeValue(portletNode, PARAMETER_TAG_ID_ATTRIBUTE);
                                    thePortletList.addElement(new PortletObj(Integer.parseInt(paramAttrNode),
                                                                            Integer.parseInt(getParameterValue(portletNode, "source_id")),
                                                                            Integer.parseInt(getParameterValue(portletNode, "active")),
                                                                            getParameterValue(portletNode, "title"),
                                                                            getParameterValue(portletNode, "icon_url"),
                                                                            getParameterValue(portletNode, "bgcolor"),
                                                                            getParameterValue(portletNode, "bgimage_url"),
                                                                            getParameterValue(portletNode, "font"),
                                                                            getParameterValue(portletNode, "fontsize"),
                                                                            getParameterValue(portletNode, "fontcolor"),
                                                                            Integer.parseInt(getParameterValue(portletNode, "innerspace")),
                                                                            Integer.parseInt(getParameterValue(portletNode, "column_position")),
                                                                            Integer.parseInt(getParameterValue(portletNode, "row_position"))));
                                    RowCounter++;
                                }
                                if (Integer.parseInt(getParameterValue(portletNode, "row_position")) > MaxRow) { MaxRow = Integer.parseInt(getParameterValue(portletNode, "row_position")); }
                            }
                        }
                        if (portletNode.getNextSibling() == null && MaxRow >= RowCounter) {
                            portletNode = portletgroupNode.getFirstChild();
                            if (RowSpace == RowCounter) { RowCounter++; }
                            RowSpace = RowCounter;
                        } else {
                        portletNode = portletNode.getNextSibling();
                        }
                    }
                }
            }
            portletgroupNode = portletgroupNode.getNextSibling();

        }
    } catch (NumberFormatException n) {
        throw new JahiaException(ERROR_READING_PLML_FILE_MSG,
                                "Invalid Integer !!!",
                                JahiaException.CRITICAL,
                                JahiaException.CONFIG_ERROR);
    }

    if (!isPortletGroupNode) {
        addPortletGroup();
        getPortletListFromColumn(theColumn);
    }
    return thePortletList;
    } // end getPortletListFromColumn()


    //--------------------------------------------------------------------------
    /**
     * Move the portlet to the right column in the Portlets XML file Descriptor
     *
     * @author Jerome Bedat
     *
     */
    public void moveRightPortlet(int thePortletID) throws JahiaException {

    portletgroupNode = plmlNode.getFirstChild();
    Node theNode;

    try {
        while (portletgroupNode != null) {
            if (portletgroupNode.getNodeType() == Node.ELEMENT_NODE && portletgroupNode.getNodeName().equalsIgnoreCase(PORTLETLIST_TAG)) {
                if (Integer.parseInt(getParameterValue(portletgroupNode, "page_id")) == thePageID) {
                    Node portletNode = portletgroupNode.getFirstChild();
                    int Column = 0;
                    while (portletNode != null) {
                        // we are going through the portletgroup tags which represent list of portlets
                        if (portletNode.getNodeType() == Node.ELEMENT_NODE && portletNode.getNodeName().equalsIgnoreCase(PORTLET_TAG)) {
                            // we are now on a PORTLET tag
                            paramAttrNode = getAttributeValue(portletNode, PARAMETER_TAG_ID_ATTRIBUTE);
                            if (paramAttrNode.equals(new Integer(thePortletID).toString())) {
                                Column = Integer.parseInt(getParameterValue(portletNode, "column_position"));
                                break;
                            }
                        }
                        portletNode = portletNode.getNextSibling();
                    }

                    portletNode = portletgroupNode.getFirstChild();
                    int MaxRow = 0;
                    while (portletNode != null) {
                        // we are going through the portletgroup tags which represent list of portlets
                        if (portletNode.getNodeType() == Node.ELEMENT_NODE && portletNode.getNodeName().equalsIgnoreCase(PORTLET_TAG)) {
                            // we are now on a PORTLET tag
                            if (Integer.parseInt(getParameterValue(portletNode, "column_position")) == Column + 1) {
                                if (Integer.parseInt(getParameterValue(portletNode, "row_position")) > MaxRow) { MaxRow = Integer.parseInt(getParameterValue(portletNode, "row_position")); }
                            }
                        }
                        portletNode = portletNode.getNextSibling();
                    }

                    portletNode = portletgroupNode.getFirstChild();
                    while (portletNode != null) {
                        // we are going through the portletgroup tags which represent list of portlets
                        if (portletNode.getNodeType() == Node.ELEMENT_NODE && portletNode.getNodeName().equalsIgnoreCase(PORTLET_TAG)) {
                            // we are now on a PORTLET tag
                            paramAttrNode = getAttributeValue(portletNode, PARAMETER_TAG_ID_ATTRIBUTE);
                            if (paramAttrNode.equals(new Integer(thePortletID).toString())) {

                                Node paramNode = portletNode.getFirstChild();
                                while (paramNode != null) {
                                    if (paramNode.getNodeType() == Node.ELEMENT_NODE && paramNode.getNodeName().equalsIgnoreCase(PARAMETER_TAG)) {
                                        paramAttrNode = getAttributeValue(paramNode, PARAMETER_TAG_NAME_ATTRIBUTE);
                                        if (paramAttrNode.equals("column_position")) {
                                            theNode = paramNode.getFirstChild();
                                            while (theNode != null) {
                                                if (theNode.getNodeType() == Node.TEXT_NODE) {
                                                    theTextNode = xmlDocument.createTextNode(new Integer(Column + 1).toString());
                                                    paramNode.replaceChild(theTextNode, theNode);
                                                    break;
                                                }
                                                theNode = theNode.getNextSibling();
                                            }
                                        }
                                        if (paramAttrNode.equals("row_position")) {
                                            theNode = paramNode.getFirstChild();
                                            while (theNode != null) {
                                                if (theNode.getNodeType() == Node.TEXT_NODE) {
                                                    theTextNode = xmlDocument.createTextNode(new Integer(MaxRow + 1).toString());
                                                    paramNode.replaceChild(theTextNode, theNode);
                                                    break;
                                                }
                                                theNode = theNode.getNextSibling();
                                            }
                                        }
                                    }
                                    paramNode = paramNode.getNextSibling();
                                }
                                break;
                            }
                        }
                        portletNode = portletNode.getNextSibling();
                    }


                    saveFile(xmlDocument,theFile.getAbsolutePath());

                    return;
                }
            }
            portletgroupNode = portletgroupNode.getNextSibling();
        }
    } catch (NumberFormatException n) {
        throw new JahiaException(ERROR_READING_PLML_FILE_MSG,
                                "Invalid Integer in moveRightPortlet !!!  : " + n.toString(),
                                JahiaException.CRITICAL,
                                JahiaException.CONFIG_ERROR);
    }

    } // end moveRightPortlet


    //--------------------------------------------------------------------------
    /**
     * Move the portlet to the left column in the Portlets XML file Descriptor
     *
     * @author Jerome Bedat
     *
     */
    public void moveLeftPortlet(int thePortletID) throws JahiaException {

    portletgroupNode = plmlNode.getFirstChild();
    Node theNode;

    try {
        while (portletgroupNode != null) {
            if (portletgroupNode.getNodeType() == Node.ELEMENT_NODE && portletgroupNode.getNodeName().equalsIgnoreCase(PORTLETLIST_TAG)) {