/*
* Copyright 2013 Jive Software
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Private library for comments management.
* @module comments
* @private
*/
var jive = require('../../api');
var q = require('q');
/**
* Comment on a jive activity.
* @param jiveActivity
* @param comment
* @return {Promise} Promise
*/
exports.commentOnActivity = function(jiveActivity, comment) {
if (!(jiveActivity && jiveActivity.resources && jiveActivity.resources.comments && jiveActivity.resources.comments.ref)
|| !jiveActivity.parent) {
return q.reject({ 'err' : 'Error in jive.extstreams.commentOnActivity: input activity is not a valid Jive object.' +
'It is missing the resources.comments.ref field or parent field.'} );
}
var commentsURL = jiveActivity.resources.comments.ref;
var parentInstanceURL = jiveActivity.parent + '/activities';
return jive.extstreams.findByURL(parentInstanceURL).then(function(extstream) {
if (!comment.externalID){
comment.externalID = extstream.name + '_' + 'comment' + '_' + String(new Date().getTime());
jive.logger.warn(jive.util.format('No externalID field given when creating new comment. Assigning ID %s', comment.externalID ));
}
// schedule the comment push
return jive.context.scheduler.schedule(jive.constants.tileEventNames.PUSH_COMMENT_TO_JIVE, {
'tileInstance' : extstream,
'comment' : comment,
'commentsURL' : commentsURL
} );
});
};
/**
* Comment on jive activity via its external activity ID, eg. the ID by which that jive activity
* is known in an external system such as salesforce.
* @param extstream
* @param externalActivityID
* @param comment
* @return {Promise} Promise
*/
exports.commentOnActivityByExternalID = function(extstream, externalActivityID, comment) {
var dataURL = extstream['url'];
var commentsURL = dataURL.replace(/activities$/, 'extactivities/') + externalActivityID + '/comments';
if (!comment.externalID){
comment.externalID = extstream.name + '_' + 'comment' + '_' + String(new Date().getTime());
jive.logger.warn(jive.util.format('No externalID field given when creating new comment. Assigning ID %s', comment.externalID ));
}
// schedule the comment push
return jive.context.scheduler.schedule(jive.constants.tileEventNames.PUSH_COMMENT_TO_JIVE, {
'tileInstance' : extstream,
'comment' : comment,
'commentsURL' : commentsURL
} );
};
/**
* Fetches all comments associated with a jive activity item. Can be filtered for only Jive originated comments,
* or for those originating outside of Jive (external comments).
* @param jiveActivity
* @param opts commentSourceType can be JIVE or EXTERNAL.
* @return {Promise} Promise
*/
exports.fetchCommentsOnActivity = function(jiveActivity, opts) {
if (!(jiveActivity && jiveActivity.resources && jiveActivity.resources.comments && jiveActivity.resources.comments.ref)
|| !jiveActivity.parent) {
return q.reject({ 'err' : 'Error in jive.extstreams.fetchCommentsOnActivity: ' +
'input activity is not a valid Jive object. It is missing the resources.comments.ref field or parent field.'} );
}
var commentsURL = jiveActivity.resources.comments.ref;
commentsURL += buildQueryString(opts['fieldList'], opts['itemsPerPage'], opts['commentSourceType']);
var parentInstanceURL = jiveActivity.parent + '/activities';
return jive.extstreams.findByURL(parentInstanceURL).then( function(extstream) {
return jive.context.scheduler.schedule(jive.constants.tileEventNames.GET_PAGINATED_RESULTS, {
'extstream' : extstream,
'commentsURL' : commentsURL
} );
}).then(function(response){
if (response.entity && response.entity.list) {
response.entity.list = filterComments(response.entity.list, opts['commentSourceType'], opts['publishedAfter']);
}
return response;
});
};
/**
* @param extstream
* @param opts
* @return {Promise} Promise
*/
exports.fetchAllCommentsForExtstream = function(extstream, opts) {
var dataURL = extstream['url'];
var commentsURL = commentsUrlFromDataUrl(dataURL);
commentsURL += buildQueryString(opts['fieldList'], opts['itemsPerPage'], opts['commentSourceType']);
var promise = jive.context.scheduler.schedule(jive.constants.tileEventNames.GET_PAGINATED_RESULTS, {
'extstream' : extstream,
'commentsURL' : commentsURL
} );
return promise.then(function(response) {
if (response.entity && response.entity.list) {
response.entity.list = filterComments(response.entity.list, opts['commentSourceType'], opts['publishedAfter']);
}
return response;
});
};
function buildQueryString(optionalFieldList, optionalItemsPerPage, commentSourceType) {
var queryStr = '';
if (optionalFieldList || optionalItemsPerPage || (commentSourceType && commentSourceType.toUpperCase() === 'JIVE')) {
queryStr += '?';
var q = false;
if (optionalFieldList) {
if (optionalFieldList.indexOf('externalID') < 0) { //Must return the externalID to be able to filter properly by comment source
optionalFieldList.push('externalID');
}
if (optionalFieldList.indexOf('published') < 0) { //Need publish date for filtering
optionalFieldList.push('published');
}
queryStr += 'fields=' + encodeURIComponent(optionalFieldList.join(','));
q = true;
}
if (optionalItemsPerPage) {
queryStr += (q ? '&' : '') + 'count=' + optionalItemsPerPage;
q = true;
}
if (commentSourceType && commentSourceType.toUpperCase() === 'JIVE') {
queryStr += (q ? '&' : '') + 'filter=omitExternal'; //For efficiency add filter that omits external comments
q = true;
}
}
return queryStr;
}
//Sort of a hack to build the comments URL, because we are not storing the "resources" JSON from a Jive external stream object currently
function commentsUrlFromDataUrl(dataURL) {
return dataURL.slice(0, dataURL.indexOf('activities')) + 'comments';
}
//Helper to filter comments based on whether the externalID field is present
function filterComments(list, commentSourceType, publishedAfter) {
if (commentSourceType && commentSourceType.toUpperCase() != 'ALL') {
if (commentSourceType.toUpperCase() == 'JIVE') {
list = list.filter(function(comment) {
return comment.externalID == undefined;
}) ;
}
else if (commentSourceType.toUpperCase() == 'EXTERNAL') {
list = list.filter(function(comment) {
return comment.externalID != undefined;
}) ;
}
}
if (publishedAfter) {
list = list.filter(function(comment) {
var published = new Date(comment['published']);
if (isNaN(published.getTime())) {
return true;
}
return published.getTime() > publishedAfter;
});
}
return list;
}