Vulcan/lib/parameters.js
2013-11-17 08:01:56 +09:00

124 lines
No EOL
3.2 KiB
JavaScript

// getParameters gives an object containing the appropriate find and options arguments for the subscriptions's Posts.find()
getParameters = function (terms) {
// console.log(terms)
// note: using jquery's extend() with "deep" parameter set to true instead of shallow _.extend()
// see: http://api.jquery.com/jQuery.extend/
var baseParameters = {
find: {
status: 2
},
options: {
limit: 10
}
}
switch (terms.view) {
case 'top':
var parameters = deepExtend(true, baseParameters, {options: {sort: {sticky: -1, score: -1}}});
break;
case 'new':
var parameters = deepExtend(true, baseParameters, {options: {sort: {sticky: -1, submitted: -1}}});
break;
case 'best':
var parameters = deepExtend(true, baseParameters, {options: {sort: {sticky: -1, baseScore: -1}}});
break;
case 'pending':
var parameters = deepExtend(true, baseParameters, {find: {status: 1}, options: {sort: {createdAt: -1}}});
break;
case 'category': // same as top for now
var parameters = deepExtend(true, baseParameters, {options: {sort: {sticky: -1, score: -1}}});
break;
case 'search': // search results
if(typeof terms.query != 'undefined' && !!terms.query){
var parameters = deepExtend(true, baseParameters, {
find: {
$or: [
{headline: {$regex: terms.query, $options: 'i'}},
{url: {$regex: terms.query, $options: 'i'}},
{body: {$regex: terms.query, $options: 'i'}}
]
}
});
}else{
// if query is empty, just return parameters that will result in an empty collection
var parameters = {find:{_id: 0}};
}
break;
case 'digest':
var parameters = deepExtend(true, baseParameters, {
find: {
submitted: {
$gte: terms.after,
$lt: terms.before
}
},
options: {
sort: {sticky: -1, baseScore: -1}
}
});
break;
}
// sort by _id to break ties
deepExtend(true, parameters, {options: {sort: {_id: -1}}})
if(typeof terms.limit != 'undefined' && !!terms.limit)
_.extend(parameters.options, {limit: parseInt(terms.limit)});
if(typeof terms.category != 'undefined' && !!terms.category)
_.extend(parameters.find, {'categories.slug': terms.category});
// console.log(parameters)
return parameters;
}
getUsersParameters = function(filterBy, sortBy, limit) {
var find = {},
sort = {createdAt: -1};
switch(filterBy){
case 'invited':
// consider admins as invited
find = {$or: [{isInvited: true}, {isAdmin: true}]};
break;
case 'uninvited':
find = {$and: [{isInvited: false}, {isAdmin: false}]};
break;
case 'admin':
find = {isAdmin: true};
break;
}
switch(sortBy){
case 'username':
sort = {username: 1};
break;
case 'karma':
sort = {karma: -1};
break;
case 'postCount':
sort = {postCount: -1};
break;
case 'commentCount':
sort = {commentCount: -1};
case 'invitedCount':
sort = {invitedCount: -1};
}
return {
find: find,
options: {sort: sort, limit: limit}
};
}