cmsxmlcontenteditor.java

来自「找了很久才找到到源代码」· Java 代码 · 共 1,609 行 · 第 1/5 页

            return false;
        }
        return true;
    }

    /**
     * @see org.opencms.workplace.tools.CmsToolDialog#useNewStyle()
     */
    public boolean useNewStyle() {

        return false;
    }

    /**
     * @see org.opencms.workplace.editors.CmsEditor#commitTempFile()
     */
    protected void commitTempFile() throws CmsException {

        super.commitTempFile();
        m_file = getCloneCms().readFile(getParamResource());
        m_content = CmsXmlContentFactory.unmarshal(getCloneCms(), m_file);
    }

    /**
     * Initializes the editor content when opening the editor for the first time.<p>
     * 
     * Not necessary for the xmlcontent editor.<p>
     */
    protected void initContent() {

        // nothing to be done for the xmlcontent editor form
    }

    /**
     * Initializes the element language for the first call of the editor.<p>
     */
    protected void initElementLanguage() {

        // get the default locale for the resource
        List locales = OpenCms.getLocaleManager().getDefaultLocales(getCms(), getParamResource());
        Locale locale = (Locale)locales.get(0);

        if (m_content != null) {
            // to copy anything we need at least one locale
            if ((locales.size() > 1) && (m_content.getLocales().size() > 0) && !m_content.hasLocale(locale)) {
                // required locale not available, check if an existing default locale should be copied as "template"
                try {
                    // a list of possible default locales has been set as property, try to find a match                    
                    m_content.copyLocale(locales, locale);
                    writeContent();
                } catch (CmsException e) {
                    // no match was found for the required locale
                }

            }
            if (!m_content.hasLocale(locale)) {
                // value may have changed because of the copy operation
                locale = (Locale)m_content.getLocales().get(0);
            }
        }
        setParamElementlanguage(locale.toString());
    }

    /**
     * @see org.opencms.workplace.CmsWorkplace#initWorkplaceRequestValues(org.opencms.workplace.CmsWorkplaceSettings, javax.servlet.http.HttpServletRequest)
     */
    protected void initWorkplaceRequestValues(CmsWorkplaceSettings settings, HttpServletRequest request) {

        // fill the parameter values in the get/set methods
        fillParamValues(request);
        // set the dialog type
        setParamDialogtype(EDITOR_TYPE);

        if (getParamNewLink() != null) {
            setParamAction(EDITOR_ACTION_NEW);
        } else {
            // initialize a content object from the temporary file
            if ((getParamTempfile() != null) && !"null".equals(getParamTempfile())) {
                try {
                    m_file = getCms().readFile(this.getParamTempfile(), CmsResourceFilter.ALL);
                    m_content = CmsXmlContentFactory.unmarshal(getCloneCms(), m_file);
                } catch (CmsException e) {
                    // error during initialization, show error page
                    try {
                        showErrorPage(this, e);
                    } catch (JspException exc) {
                        // should usually never happen
                        if (LOG.isInfoEnabled()) {
                            LOG.info(exc);
                        }
                    }
                }
            }
        }

        // set the action for the JSP switch 
        if (EDITOR_SAVE.equals(getParamAction())) {
            setAction(ACTION_SAVE);
        } else if (EDITOR_SAVEEXIT.equals(getParamAction())) {
            setAction(ACTION_SAVEEXIT);
        } else if (EDITOR_EXIT.equals(getParamAction())) {
            setAction(ACTION_EXIT);
        } else if (EDITOR_CLOSEBROWSER.equals(getParamAction())) {
            // closed browser window accidentally, unlock resource and delete temporary file
            actionClear(true);
            return;
        } else if (EDITOR_ACTION_CHECK.equals(getParamAction())) {
            setAction(ACTION_CHECK);
        } else if (EDITOR_SAVEACTION.equals(getParamAction())) {
            setAction(ACTION_SAVEACTION);
            try {
                actionDirectEdit();
            } catch (Exception e) {
                // should usually never happen
                if (LOG.isInfoEnabled()) {
                    LOG.info(e.getLocalizedMessage(), e);
                }
            }
            setAction(ACTION_EXIT);
        } else if (EDITOR_DELETELOCALE.equals(getParamAction())) {
            setAction(ACTION_DELETELOCALE);
        } else if (EDITOR_SHOW.equals(getParamAction())) {
            setAction(ACTION_SHOW);
        } else if (EDITOR_SHOW_ERRORMESSAGE.equals(getParamAction())) {
            setAction(ACTION_SHOW_ERRORMESSAGE);
        } else if (EDITOR_CHANGE_ELEMENT.equals(getParamAction())) {
            setAction(ACTION_SHOW);
            actionChangeElementLanguage();
        } else if (EDITOR_ACTION_ELEMENT_ADD.equals(getParamAction())) {
            setAction(ACTION_ELEMENT_ADD);
            try {
                actionToggleElement();
            } catch (JspException e) {
                if (LOG.isErrorEnabled()) {
                    LOG.error(org.opencms.workplace.Messages.get().getBundle().key(
                        org.opencms.workplace.Messages.LOG_INCLUDE_ERRORPAGE_FAILED_0));
                }
            }
            if ((getAction() != ACTION_CANCEL) && (getAction() != ACTION_SHOW_ERRORMESSAGE)) {
                // no error ocurred, redisplay the input form
                setAction(ACTION_SHOW);
            }
        } else if (EDITOR_ACTION_ELEMENT_REMOVE.equals(getParamAction())) {
            setAction(ACTION_ELEMENT_REMOVE);
            try {
                actionToggleElement();
            } catch (JspException e) {
                if (LOG.isErrorEnabled()) {
                    LOG.error(org.opencms.workplace.Messages.get().getBundle().key(
                        org.opencms.workplace.Messages.LOG_INCLUDE_ERRORPAGE_FAILED_0));
                }
            }
            if ((getAction() != ACTION_CANCEL) && (getAction() != ACTION_SHOW_ERRORMESSAGE)) {
                // no error ocurred, redisplay the input form
                setAction(ACTION_SHOW);
            }
        } else if (EDITOR_ACTION_ELEMENT_MOVE_DOWN.equals(getParamAction())) {
            setAction(ACTION_ELEMENT_MOVE_DOWN);
            try {
                actionMoveElement();
            } catch (JspException e) {
                if (LOG.isErrorEnabled()) {
                    LOG.error(org.opencms.workplace.Messages.get().getBundle().key(
                        org.opencms.workplace.Messages.LOG_INCLUDE_ERRORPAGE_FAILED_0));
                }
            }
            if ((getAction() != ACTION_CANCEL) && (getAction() != ACTION_SHOW_ERRORMESSAGE)) {
                // no error ocurred, redisplay the input form
                setAction(ACTION_SHOW);
            }
        } else if (EDITOR_ACTION_ELEMENT_MOVE_UP.equals(getParamAction())) {
            setAction(ACTION_ELEMENT_MOVE_UP);
            try {
                actionMoveElement();
            } catch (JspException e) {
                if (LOG.isErrorEnabled()) {
                    LOG.error(org.opencms.workplace.Messages.get().getBundle().key(
                        org.opencms.workplace.Messages.LOG_INCLUDE_ERRORPAGE_FAILED_0));
                }
            }
            if ((getAction() != ACTION_CANCEL) && (getAction() != ACTION_SHOW_ERRORMESSAGE)) {
                // no error ocurred, redisplay the input form
                setAction(ACTION_SHOW);
            }
        } else if (EDITOR_ACTION_NEW.equals(getParamAction())) {
            setAction(ACTION_NEW);
            return;
        } else if (EDITOR_PREVIEW.equals(getParamAction())) {
            setAction(ACTION_PREVIEW);
        } else if (EDITOR_CORRECTIONCONFIRMED.equals(getParamAction())) {
            setAction(ACTION_SHOW);
            try {
                // correct the XML structure before showing the form
                correctXmlStructure();
            } catch (CmsException e) {
                // error during correction
                try {
                    showErrorPage(this, e);
                } catch (JspException exc) {
                    // should usually never happen
                    if (LOG.isInfoEnabled()) {
                        LOG.info(exc);
                    }
                }
            }
        } else {
            // initial call of editor
            setAction(ACTION_DEFAULT);
            try {
                // lock resource if autolock is enabled in configuration
                if (Boolean.valueOf(getParamDirectedit()).booleanValue()) {
                    // set a temporary lock in direct edit mode
                    checkLock(getParamResource(), CmsLockType.TEMPORARY);
                } else {
                    // set common lock
                    checkLock(getParamResource());
                }
                // create the temporary file
                setParamTempfile(createTempFile());
                // initialize a content object from the created temporary file
                m_file = getCms().readFile(this.getParamTempfile(), CmsResourceFilter.ALL);
                m_content = CmsXmlContentFactory.unmarshal(getCloneCms(), m_file);

                // check the XML content against the given XSD
                try {
                    m_content.validateXmlStructure(new CmsXmlEntityResolver(getCms()));
                } catch (CmsXmlException eXml) {
                    // validation failed, check the settings for handling the correction
                    if (OpenCms.getWorkplaceManager().isXmlContentAutoCorrect()) {
                        // correct the XML structure automatically according to the XSD
                        correctXmlStructure();
                    } else {
                        // show correction confirmation dialog
                        setAction(ACTION_CONFIRMCORRECTION);
                    }
                }

            } catch (CmsException e) {
                // error during initialization
                try {
                    showErrorPage(this, e);
                } catch (JspException exc) {
                    // should usually never happen
                    if (LOG.isInfoEnabled()) {
                        LOG.info(exc);
                    }
                }
            }
            // set the initial element language if not given in request parameters
            if (getParamElementlanguage() == null) {
                initElementLanguage();
            }
        }
    }

    /**
     * Returns the html for the element operation buttons add, move, remove.<p>
     * 
     * @param elementName name of the element
     * @param index the index of the element
     * @param addElement if true, the button to add an element is shown
     * @param removeElement if true, the button to remove an element is shown
     * @return the html for the element operation buttons
     */
    private String buildElementButtons(String elementName, int index, boolean addElement, boolean removeElement) {

        StringBuffer jsCall = new StringBuffer(512);

        // indicates if at least one button is active
        boolean buttonPresent = false;

        jsCall.append("showElementButtons('");
        jsCall.append(elementName);
        jsCall.append("', ");
        jsCall.append(index);
        jsCall.append(", ");

        // build the remove element button if required
        if (removeElement) {
            jsCall.append(Boolean.TRUE);
            buttonPresent = true;
        } else {
            jsCall.append(Boolean.FALSE);
        }
        jsCall.append(", ");

        // build the move down button (move down in API is move up for content editor)
        if (index > 0) {
            // build active move down button
            jsCall.append(Boolean.TRUE);
            buttonPresent = true;
        } else {
            jsCall.append(Boolean.FALSE);
        }
        jsCall.append(", ");

        // build the move up button (move up in API is move down for content editor)
        int indexCount = m_content.getIndexCount(elementName, getElementLocale());
        if (index < (indexCount - 1)) {
            // build active move up button
            jsCall.append(Boolean.TRUE);
            buttonPresent = true;
        } else {
            jsCall.append(Boolean.FALSE);
        }
        jsCall.append(", ");

        // build the add element button if required
        if (addElement) {
            jsCall.append(Boolean.TRUE);
            buttonPresent = true;
        } else {
            jsCall.append(Boolean.FALSE);
        }
        jsCall.append(");");

        String result;
        if (buttonPresent) {
            // at least one button active, create mouseover button
            String btIcon = "xmledit.png";
            String btAction = jsCall.toString();
            // determine icon to use and if a direct click action is possible