Example usage for org.w3c.dom Attr setNodeValue

Introduction

In this page you can find the example usage for org.w3c.dom Attr setNodeValue.

Prototype

public void setNodeValue(String nodeValue) throws DOMException;

Source Link

Document

The value of this node, depending on its type; see the table above.

Usage

From source file:org.sakaiproject.webservices.SakaiScript.java

/**
 * Return XML document listing all pages and tools in those pages for a given site.
 * The session id must be of a valid, active user in that site, or a super user, or it will throw an exception.
 * If a page is hidden in a site, the page and all tools in that page will be skipped from the returned document, as they are in the portal.
 * Super user's can request any site to retrieve the full list.
 *
 * @param sessionid the session id of a user in a site, or a super user
 * @param siteid    the site to retrieve the information for
 * @return xml or an empty list <site/>. The return XML format is below:
 * <site id="9ec48d9e-b690-4090-a300-10a44ed7656e">
 * <pages>//from  w  w  w  . ja  va  2s . c om
 * <page id="ec1b0ab8-90e8-4d4d-bf64-1e586035f08f">
 * <page-title>Home</page-title>
 * <tools>
 * <tool id="dafd2a4d-8d3f-4f4c-8e12-171968b259cd">
 * <tool-id>sakai.iframe.site</tool-id>
 * <tool-title>Site Information Display</tool-title>
 * </tool>
 * ...
 * </tools>
 * </page>
 * <page>
 * ...
 * </page>
 * ...
 * </pages>
 * </site>
 * @throws RuntimeException if not a super user and the user attached to the session is not in the site, if site does not exist
 */
@WebMethod
@Path("/getPagesAndToolsForSiteForCurrentUser")
@Produces("text/plain")
@GET
public String getPagesAndToolsForSiteForCurrentUser(
        @WebParam(name = "sessionid", partName = "sessionid") @QueryParam("sessionid") String sessionid,
        @WebParam(name = "siteid", partName = "siteid") @QueryParam("siteid") String siteid) {
    Session session = establishSession(sessionid);

    //check if site exists
    Site site;
    try {
        site = siteService.getSite(siteid);
    } catch (Exception e) {
        LOG.warn("WS getPagesAndToolsForSiteForCurrentUser(): Error looking up site: " + siteid + ":"
                + e.getClass().getName() + " : " + e.getMessage());
        throw new RuntimeException("WS getPagesAndToolsForSiteForCurrentUser(): Error looking up site: "
                + siteid + ":" + e.getClass().getName() + " : " + e.getMessage());
    }

    String userId = session.getUserId();

    //check if super user
    boolean isSuperUser = false;
    if (securityService.isSuperUser(userId)) {
        isSuperUser = true;
    }

    //if not super user, check user is a member of the site, and get their Role
    Role role;
    if (!isSuperUser) {
        Member member = site.getMember(userId);
        if (member == null || !member.isActive()) {
            LOG.warn("WS getPagesAndToolsForSiteForCurrentUser(): User: " + userId
                    + " does not exist in site : " + siteid);
            throw new RuntimeException("WS getPagesAndToolsForSiteForCurrentUser(): User: " + userId
                    + " does not exist in site : " + siteid);
        }
        role = member.getRole();
    }

    //get list of pages in the site, if none, return empty list
    List<SitePage> pages = site.getPages();
    if (pages.isEmpty()) {
        return "<site id=\"" + site.getId() + "\"/>";
    }

    //site node
    Document dom = Xml.createDocument();
    Element siteNode = dom.createElement("site");
    Attr siteIdAttr = dom.createAttribute("id");
    siteIdAttr.setNodeValue(site.getId());
    siteNode.setAttributeNode(siteIdAttr);

    //pages node
    Element pagesNode = dom.createElement("pages");

    for (SitePage page : pages) {

        //page node
        Element pageNode = dom.createElement("page");
        Attr pageIdAttr = dom.createAttribute("id");
        pageIdAttr.setNodeValue(page.getId());
        pageNode.setAttributeNode(pageIdAttr);

        //pageTitle
        Element pageTitleNode = dom.createElement("page-title");
        pageTitleNode.appendChild(dom.createTextNode(page.getTitle()));

        //get tools in page
        List<ToolConfiguration> tools = page.getTools();

        Element toolsNode = dom.createElement("tools");

        boolean includePage = true;
        for (ToolConfiguration toolConfig : tools) {
            //if we not a superAdmin, check the page properties
            //if any tool on this page is hidden, skip the rest of the tools and exclude this page from the output
            //this makes the behaviour consistent with the portal

            //if not superUser, process  tool function requirements
            if (!isSuperUser) {

                //skip processing tool if we've skipped tools previously on this page
                if (!includePage) {
                    continue;
                }

                //skip this tool if not visible, ultimately hiding the whole page
                if (!toolManager.isVisible(site, toolConfig)) {
                    includePage = false;
                    break;
                }
            }

            //if we got this far, add the details about the tool to the document
            Element toolNode = dom.createElement("tool");

            //tool uuid
            Attr toolIdAttr = dom.createAttribute("id");
            toolIdAttr.setNodeValue(toolConfig.getId());
            toolNode.setAttributeNode(toolIdAttr);

            //registration (eg sakai.profile2)
            Element toolIdNode = dom.createElement("tool-id");
            toolIdNode.appendChild(dom.createTextNode(toolConfig.getToolId()));
            toolNode.appendChild(toolIdNode);

            Element toolTitleNode = dom.createElement("tool-title");
            toolTitleNode.appendChild(dom.createTextNode(toolConfig.getTitle()));
            toolNode.appendChild(toolTitleNode);

            toolsNode.appendChild(toolNode);

        }

        //if the page is not hidden, add the elements
        if (includePage) {
            pageNode.appendChild(pageTitleNode);
            pageNode.appendChild(toolsNode);
            pagesNode.appendChild(pageNode);
        }
    }

    //add the main nodes
    siteNode.appendChild(pagesNode);
    dom.appendChild(siteNode);

    return Xml.writeDocumentToString(dom);
}