Vulcan/client/views/comments/comment_item.js

196 lines
No EOL
7.4 KiB
JavaScript

findQueueContainer=function($comment){
// go up and down the DOM until we find either A) a queue container or B) an unqueued comment
$up=$comment.prevAll(".queue-container, .comment-displayed").first();
$down=$comment.nextAll(".queue-container, .comment-displayed").first();
$prev=$comment.prev();
$next=$comment.next();
$queuedAncestors=$comment.parents(".comment-queued");
if($queuedAncestors.exists()){
// console.log("----------- case 1: Queued Ancestor -----------");
// 1.
// our comment has one or more queued ancestor, so we look for the root-most
// ancestor's queue container
$container=$queuedAncestors.last().data("queue");
}else if($prev.hasClass("queue-container")){
// console.log("----------- case 2: Queued Brother -----------");
// 2.
// the comment just above is queued, so we use the same queue container as him
$container=$prev.data("queue");
}else if($prev.find(".comment").last().hasClass("comment-queued")){
// console.log("----------- case 3: Queued Cousin -----------");
// 3.
// there are no queued comments going up on the same level,
// but the bottom-most child of the comment directly above is queued
$container=$prev.find(".comment").last().data("queue");
}else if($down.hasClass("queue-container")){
// console.log("----------- case 4: Queued Sister -----------");
// 3.
// the comment just below is queued, so we use the same queue container as him
$container=$next.data("queue");
}else if($up.hasClass('comment-displayed') || !$up.exists()){
// console.log("----------- case 5: No Queue -----------");
// 4.
// we've found containers neither above or below, but
// A) we've hit a displayed comment or
// B) we've haven't found any comments (i.e. we're at the beginning of the list)
// so we put our queue container just before the comment
$container=$('<div class="queue-container"><ul></ul></div>').insertBefore($comment);
$container.click(function(e){
e.preventDefault();
var links=$(this).find("a");
links.each(function(){
var target=$(this).attr("href");
$(target).removeClass("comment-queued").addClass("comment-displayed");
// add comment ID to global array to avoid queuing it again
window.openedComments.push(target.substr(1));
});
// scrollPageTo(links.first().attr("href"));
$(this).hide("slow").remove();
});
}
// console.log("comment", $comment);
// console.log("up", $up);
// console.log("down", $down);
// console.log("queuedAncestors", $queuedAncestors);
// console.log("container", $container);
return $container;
};
Template[getTemplate('comment_item')].created = function() {
// if comments are supposed to be queued, then queue this comment on create
this.isQueued = window.queueComments;
window.openedComments = [];
}
Template[getTemplate('comment_item')].helpers({
comment_item: function () {
return getTemplate('comment_item');
},
full_date: function(){
return this.createdAt.toString();
},
child_comments: function(){
// return only child comments
return Comments.find({parentCommentId: this._id });
},
author: function(){
return Meteor.users.findOne(this.userId);
},
authorName: function(){
return getAuthorName(this);
},
user_avatar: function(){
if(author=Meteor.users.findOne(this.userId))
return getAvatarUrl(author);
},
can_edit: function(){
if(this.userId && Meteor.userId())
return Meteor.user().isAdmin || (Meteor.userId() === this.userId);
else
return false;
},
showChildComments: function(){
// TODO: fix this
// return Session.get('showChildComments');
return true;
},
ago: function(){
return moment(this.createdAt).fromNow();
},
upvoted: function(){
return Meteor.user() && _.include(this.upvoters, Meteor.user()._id);
},
downvoted: function(){
return Meteor.user() && _.include(this.downvoters, Meteor.user()._id);
},
profileUrl: function(){
var user = Meteor.users.findOne(this.userId);
if(user)
return getProfileUrl(user);
}
});
Template[getTemplate('comment_item')].rendered=function(){
// if(this.data){
// var comment=this.data;
// var $comment=$("#"+comment._id);
// if(Meteor.user() && Meteor.user()._id==comment.userId){
// // if user is logged in, and the comment belongs to the user, then never queue it
// }else if(this.isQueued && !$comment.hasClass("comment-queued") && window.openedComments.indexOf(comment._id)==-1){
// // if comment is new and has not already been previously queued
// // note: testing on the class works because Meteor apparently preserves newly assigned CSS classes
// // across template renderings
// // TODO: save scroll position
// // get comment author name
// var user=Meteor.users.findOne(comment.userId);
// var author=getDisplayName(user);
// var imgURL=getAvatarUrl(user);
// var $container=findQueueContainer($comment);
// var comment_link='<li class="icon-user"><a href="#'+comment._id+'" class="has-tooltip" style="background-image:url('+imgURL+')"><span class="tooltip"><span>'+author+'</span></span></a></li>';
// $(comment_link).appendTo($container.find("ul"));
// // $(comment_link).appendTo($container.find("ul")).hide().fadeIn("slow");
// $comment.removeClass("comment-displayed").addClass("comment-queued");
// $comment.data("queue", $container);
// // TODO: take the user back to their previous scroll position
// }
// }
}
Template.comment_item.events({
'click .queue-comment': function(e){
e.preventDefault();
var current_comment_id=$(event.target).closest(".comment").attr("id");
var now = new Date();
var comment_id = Comments.update(current_comment_id,
{
$set: {
postedAt: new Date().getTime()
}
}
);
},
'click .not-upvoted .upvote': function(e, instance){
e.preventDefault();
if(!Meteor.user()){
Router.go('/signin');
throwError(i18n.t("Please log in first"));
}
Meteor.call('upvoteComment', this, function(error, result){
trackEvent("post upvoted", {'commentId':instance.data._id, 'postId': instance.data.post, 'authorId':instance.data.userId});
});
},
'click .upvoted .upvote': function(e, instance){
e.preventDefault();
if(!Meteor.user()){
Router.go('/signin');
throwError(i18n.t("Please log in first"));
}
Meteor.call('cancelUpvoteComment', this, function(error, result){
trackEvent("post upvote cancelled", {'commentId':instance.data._id, 'postId': instance.data.post, 'authorId':instance.data.userId});
});
},
'click .not-downvoted .downvote': function(e, instance){
e.preventDefault();
if(!Meteor.user()){
Router.go('/signin');
throwError(i18n.t("Please log in first"));
}
Meteor.call('downvoteComment', this, function(error, result){
trackEvent("post downvoted", {'commentId':instance.data._id, 'postId': instance.data.post, 'authorId':instance.data.userId});
});
},
'click .downvoted .downvote': function(e, instance){
e.preventDefault();
if(!Meteor.user()){
Router.go('/signin');
throwError(i18n.t("Please log in first"));
}
Meteor.call('cancelDownvoteComment', this, function(error, result){
trackEvent("post downvote cancelled", {'commentId':instance.data._id, 'postId': instance.data.post, 'authorId':instance.data.userId});
});
}
});