Examples with JSONRenderer org.b3log.latke.servlet.renderer.JSONRenderer used on opensource projects

Example 31 with JSONRenderer

use of org.b3log.latke.servlet.renderer.JSONRenderer in project solo by b3log.

the class TagConsole method getUnusedTags.

/**
     * Gets all unused tags.
     * 
     * <p>
     * Renders the response with a json object, for example,
     * <pre>
     * {
     *     "sc": boolean,
     *     "unusedTags": [
     *         {"tagTitle": "", tagReferenceCount": int, ....},
     *         ....
     *     ]
     * }
     * </pre>
     * </p>
     *
     * @param request the specified http servlet request
     * @param response the specified http servlet response
     * @param context the specified http request context
     * @throws IOException io exception
     */
@RequestProcessing(value = "/console/tag/unused", method = HTTPRequestMethod.GET)
public void getUnusedTags(final HttpServletRequest request, final HttpServletResponse response, final HTTPRequestContext context) throws IOException {
    if (!userQueryService.isLoggedIn(request, response)) {
        response.sendError(HttpServletResponse.SC_FORBIDDEN);
        return;
    }
    final JSONRenderer renderer = new JSONRenderer();
    context.setRenderer(renderer);
    final JSONObject jsonObject = new JSONObject();
    renderer.setJSONObject(jsonObject);
    final List<JSONObject> unusedTags = new ArrayList<JSONObject>();
    try {
        jsonObject.put(Common.UNUSED_TAGS, unusedTags);
        final List<JSONObject> tags = tagQueryService.getTags();
        for (int i = 0; i < tags.size(); i++) {
            final JSONObject tag = tags.get(i);
            final int tagRefCnt = tag.getInt(Tag.TAG_REFERENCE_COUNT);
            if (0 == tagRefCnt) {
                unusedTags.add(tag);
            }
        }
        jsonObject.put(Keys.STATUS_CODE, true);
    } catch (final Exception e) {
        LOGGER.log(Level.ERROR, "Gets unused tags failed", e);
        jsonObject.put(Keys.STATUS_CODE, false);
    }
}

Example 32 with JSONRenderer

use of org.b3log.latke.servlet.renderer.JSONRenderer in project solo by b3log.

the class TagConsole method getTags.

/**
     * Gets all tags.
     * 
     * <p>
     * Renders the response with a json object, for example,
     * <pre>
     * {
     *     "sc": boolean,
     *     "tags": [
     *         {"tagTitle": "", tagReferenceCount": int, ....},
     *         ....
     *     ]
     * }
     * </pre>
     * </p>
     *
     * @param request the specified http servlet request
     * @param response the specified http servlet response
     * @param context the specified http request context
     * @throws IOException io exception
     */
@RequestProcessing(value = "/console/tags", method = HTTPRequestMethod.GET)
public void getTags(final HttpServletRequest request, final HttpServletResponse response, final HTTPRequestContext context) throws IOException {
    if (!userQueryService.isLoggedIn(request, response)) {
        response.sendError(HttpServletResponse.SC_FORBIDDEN);
        return;
    }
    final JSONRenderer renderer = new JSONRenderer();
    context.setRenderer(renderer);
    final JSONObject jsonObject = new JSONObject();
    renderer.setJSONObject(jsonObject);
    try {
        jsonObject.put(Tag.TAGS, tagQueryService.getTags());
        jsonObject.put(Keys.STATUS_CODE, true);
    } catch (final Exception e) {
        LOGGER.log(Level.ERROR, "Gets tags failed", e);
        jsonObject.put(Keys.STATUS_CODE, false);
    }
}

Example 33 with JSONRenderer

use of org.b3log.latke.servlet.renderer.JSONRenderer in project solo by b3log.

the class UserConsole method addUser.

/**
     * Adds a user with the specified request.
     *
     * <p>
     * Renders the response with a json object, for example,
     * <pre>
     * {
     *     "sc": boolean,
     *     "oId": "", // Generated user id
     *     "msg": ""
     * }
     * </pre>
     * </p>
     *
     * @param request the specified http servlet request, for example,      <pre>
     * {
     *     "userName": "",
     *     "userEmail": "",
     *     "userPassword": "",
     *     "userURL": "", // optional, uses 'servePath' instead if not specified
     *     "userRole": "", // optional, uses {@value org.b3log.latke.model.Role#DEFAULT_ROLE} instead if not specified
     *     "userAvatar": "" // optional
     * }
     * </pre>
     *
     * @param response the specified http servlet response
     * @param context the specified http request context
     * @throws Exception exception
     */
@RequestProcessing(value = "/console/user/", method = HTTPRequestMethod.POST)
public void addUser(final HttpServletRequest request, final HttpServletResponse response, final HTTPRequestContext context) throws Exception {
    final JSONRenderer renderer = new JSONRenderer();
    context.setRenderer(renderer);
    final JSONObject ret = new JSONObject();
    renderer.setJSONObject(ret);
    try {
        final JSONObject requestJSONObject = Requests.parseRequestJSONObject(request, response);
        if (userQueryService.isAdminLoggedIn(request)) {
            // if the administrator register a new user, treats the new user as a normal user
            // (defaultRole) who could post article
            requestJSONObject.put(User.USER_ROLE, Role.DEFAULT_ROLE);
        } else {
            final JSONObject preference = preferenceQueryService.getPreference();
            if (!preference.optBoolean(Option.ID_C_ALLOW_REGISTER)) {
                ret.put(Keys.STATUS_CODE, false);
                ret.put(Keys.MSG, langPropsService.get("notAllowRegisterLabel"));
                return;
            }
            // if a normal user or a visitor register a new user, treates the new user as a visitor 
            // (visitorRole) who couldn't post article
            requestJSONObject.put(User.USER_ROLE, Role.VISITOR_ROLE);
        }
        final String userId = userMgmtService.addUser(requestJSONObject);
        ret.put(Keys.OBJECT_ID, userId);
        ret.put(Keys.MSG, langPropsService.get("addSuccLabel"));
        ret.put(Keys.STATUS_CODE, true);
    } catch (final ServiceException e) {
        LOGGER.log(Level.ERROR, e.getMessage(), e);
        final JSONObject jsonObject = QueryResults.defaultResult();
        renderer.setJSONObject(jsonObject);
        jsonObject.put(Keys.MSG, e.getMessage());
    }
}

Example 34 with JSONRenderer

use of org.b3log.latke.servlet.renderer.JSONRenderer in project solo by b3log.

the class UserConsole method getUser.

/**
     * Gets a user by the specified request.
     *
     * <p>
     * Renders the response with a json object, for example,
     * <pre>
     * {
     *     "sc": boolean,
     *     "user": {
     *         "oId": "",
     *         "userName": "",
     *         "userEmail": "",
     *         "userPassword": "",
     *         "userAvatar": ""
     *     }
     * }
     * </pre>
     * </p>
     *
     * @param request the specified http servlet request
     * @param response the specified http servlet response
     * @param context the specified http request context
     * @throws Exception exception
     */
@RequestProcessing(value = "/console/user/*", method = HTTPRequestMethod.GET)
public void getUser(final HttpServletRequest request, final HttpServletResponse response, final HTTPRequestContext context) throws Exception {
    if (!userQueryService.isAdminLoggedIn(request)) {
        response.sendError(HttpServletResponse.SC_FORBIDDEN);
        return;
    }
    final JSONRenderer renderer = new JSONRenderer();
    context.setRenderer(renderer);
    try {
        final String requestURI = request.getRequestURI();
        final String userId = requestURI.substring((Latkes.getContextPath() + "/console/user/").length());
        final JSONObject result = userQueryService.getUser(userId);
        if (null == result) {
            renderer.setJSONObject(QueryResults.defaultResult());
            return;
        }
        renderer.setJSONObject(result);
        result.put(Keys.STATUS_CODE, true);
    } catch (final ServiceException e) {
        LOGGER.log(Level.ERROR, e.getMessage(), e);
        final JSONObject jsonObject = QueryResults.defaultResult();
        renderer.setJSONObject(jsonObject);
        jsonObject.put(Keys.MSG, langPropsService.get("getFailLabel"));
    }
}

Example 35 with JSONRenderer

use of org.b3log.latke.servlet.renderer.JSONRenderer in project solo by b3log.

the class UserConsole method removeUser.

/**
     * Removes a user by the specified request.
     *
     * <p>
     * Renders the response with a json object, for example,
     * <pre>
     * {
     *     "sc": boolean,
     *     "msg": ""
     * }
     * </pre>
     * </p>
     *
     * @param request the specified http servlet request
     * @param response the specified http servlet response
     * @param context the specified http request context
     * @throws Exception exception
     */
@RequestProcessing(value = "/console/user/*", method = HTTPRequestMethod.DELETE)
public void removeUser(final HttpServletRequest request, final HttpServletResponse response, final HTTPRequestContext context) throws Exception {
    if (!userQueryService.isAdminLoggedIn(request)) {
        response.sendError(HttpServletResponse.SC_FORBIDDEN);
        return;
    }
    final JSONRenderer renderer = new JSONRenderer();
    context.setRenderer(renderer);
    final JSONObject jsonObject = new JSONObject();
    renderer.setJSONObject(jsonObject);
    try {
        final String userId = request.getRequestURI().substring((Latkes.getContextPath() + "/console/user/").length());
        userMgmtService.removeUser(userId);
        jsonObject.put(Keys.STATUS_CODE, true);
        jsonObject.put(Keys.MSG, langPropsService.get("removeSuccLabel"));
    } catch (final ServiceException e) {
        LOGGER.log(Level.ERROR, e.getMessage(), e);
        jsonObject.put(Keys.STATUS_CODE, false);
        jsonObject.put(Keys.MSG, langPropsService.get("removeFailLabel"));
    }
}