public String save()

in app/src/main/java/org/apache/roller/weblogger/ui/struts2/editor/ThemeEdit.java [123:227]
72 lines of code
16 McCabe index (conditional complexity)

    public String save() {

        Weblog weblog = getActionWeblog();

        // Are we dealing with a custom theme scenario?
        if (WeblogTheme.CUSTOM.equals(getThemeType())) {

            // do theme import if requested
            if (importTheme) {
                try {
                    ThemeManager themeMgr = WebloggerFactory.getWeblogger().getThemeManager();
                    if (!StringUtils.isEmpty(selectedThemeId)) {
                        SharedTheme t = themeMgr.getTheme(selectedThemeId);
                        // if moving from shared w/custom SS to custom import of same shared theme,
                        // keep the custom stylesheet.
                        boolean skipStylesheet = (sharedThemeCustomStylesheet && selectedThemeId.equals(weblog.getEditorTheme()));
                        themeMgr.importTheme(getActionWeblog(), t, skipStylesheet);
                        addMessage("themeEditor.setCustomTheme.success", t.getName());
                    }
                } catch (Exception re) {
                    log.error("Error customizing theme for weblog - "
                            + getActionWeblog().getHandle(), re);
                    addError("generic.error.check.logs");
                    return execute();
                }
            }

            if (!hasActionErrors()) {
                try {
                    // save updated weblog and flush
                    weblog.setEditorTheme(WeblogTheme.CUSTOM);
                    WebloggerFactory.getWeblogger().getWeblogManager().saveWeblog(weblog);
                    WebloggerFactory.getWeblogger().flush();

                    // make sure to flush the page cache so ppl can see the change
                    CacheManager.invalidate(weblog);

                    addMessage("themeEditor.setTheme.success", WeblogTheme.CUSTOM);
                    addMessage("themeEditor.setCustomTheme.instructions");

                } catch (WebloggerException re) {
                    log.error("Error saving weblog - "
                            + getActionWeblog().getHandle(), re);
                    addError("generic.error.check.logs");
                }
            }

        } else if ("shared".equals(getThemeType())) {

            // make sure theme is valid and enabled
            Theme newTheme = null;

            try {
                ThemeManager themeMgr = WebloggerFactory.getWeblogger().getThemeManager();
                newTheme = themeMgr.getTheme(selectedThemeId);
            } catch (Exception ex) {
                log.warn(ex);
                addError("Theme not found");
            }

            if (!hasActionErrors()) {
                try {
                    String originalTheme = weblog.getEditorTheme();

                    WeblogManager mgr = WebloggerFactory.getWeblogger().getWeblogManager();

                    // Remove old style sheet
                    if (!originalTheme.equals(selectedThemeId) && getActionWeblog().getTheme().getStylesheet() != null) {
                        WeblogTemplate stylesheet = mgr.getTemplateByAction(getActionWeblog(),
                                ComponentType.STYLESHEET);

                        if (stylesheet != null) {
                            // Remove template and its renditions
                            mgr.removeTemplate(stylesheet);
                            sharedThemeCustomStylesheet = false;
                        }
                    }

                    weblog.setEditorTheme(selectedThemeId);

                    log.debug("Saving theme " + selectedThemeId + " for weblog "
                            + weblog.getHandle());

                    // save updated weblog and flush
                    WebloggerFactory.getWeblogger().getWeblogManager()
                            .saveWeblog(weblog);
                    WebloggerFactory.getWeblogger().flush();

                    // make sure to flush the page cache so ppl can see the change
                    CacheManager.invalidate(weblog);

                    // Theme set to..
                    if (!originalTheme.equals(selectedThemeId)) {
                        addMessage("themeEditor.setTheme.success", newTheme.getName());
                    }

                } catch (WebloggerException re) {
                    log.error("Error saving weblog - " + getActionWeblog().getHandle(), re);
                    addError("generic.error.check.logs");
                }
            }
        }

        return execute();
    }