diaspora/app/assets/javascripts/app/views/hovercard_view.js
2016-09-09 00:53:21 +02:00

157 lines
3.9 KiB
JavaScript

// @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-v3-or-Later
app.views.Hovercard = app.views.Base.extend({
templateName: 'hovercard',
id: 'hovercard_container',
subviews: {
"#hovercard_dropdown_container": "aspectMembershipDropdown"
},
events: {
'mouseleave': '_mouseleaveHandler'
},
initialize: function() {
$(document)
.on('mouseenter', '.hovercardable', _.bind(this._mouseenterHandler, this))
.on('mouseleave', '.hovercardable', _.bind(this._mouseleaveHandler, this));
this.showMe = false;
this.parent = null; // current 'hovercardable' element that caused HC to appear
this.active = true;
},
postRenderTemplate: function() {
this.$el.appendTo($("body"));
// cache some element references
this.avatar = this.$(".avatar");
this.avatarLink = this.$("a.person_avatar");
this.hashtags = this.$(".hashtags");
this.personLink = this.$("a.person");
this.personID = this.$("div.handle");
},
deactivate: function() {
this.active = false;
},
href: function() {
return this.parent.attr('href');
},
_mouseenterHandler: function(event) {
if( this.active === false ||
$.contains(this.el, event.target) ) { return false; }
var el = $(event.target);
if( !el.is('a') ) {
el = el.parents('a');
}
if( el.attr('href').indexOf('/people') === -1 ) {
// can't fetch data from that URL, aborting
return false;
}
this.showMe = true;
this.showHovercardOn(el);
return false;
},
_mouseleaveHandler: function(event) {
this.showMe = false;
if( this.active === false ||
$.contains(this.el, event.relatedTarget) ) { return false; }
if( this.mouseIsOverElement(this.parent, event) ||
this.mouseIsOverElement(this.$el, event) ) { return false; }
if( this.$el.is(':visible') ) {
this.$el.fadeOut('fast');
} else {
this.$el.hide();
}
return false;
},
showHovercardOn: _.debounce(function(element) {
var el = $(element);
var hc = this.$el;
if( !this.showMe ) {
// mouse has left element
return;
}
hc.hide();
this.parent = el;
this._positionHovercard();
this._populateHovercard();
}, 700),
_populateHovercard: function() {
var href = this.href();
href += "/hovercard.json";
var self = this;
$.ajax(href, {preventGlobalErrorHandling: true}).done(function(person){
if( !person || person.length === 0 ) {
throw new Error("received data is not a person object");
}
if (app.currentUser.authenticated()) {
self.aspectMembershipDropdown = new app.views.AspectMembership({person: new app.models.Person(person)});
}
self.render();
self._populateHovercardWith(person);
if( !self.showMe ) {
// mouse has left element
return;
}
self.$el.fadeIn('fast');
});
},
_populateHovercardWith: function(person) {
this.avatarLink.attr("href", this.href());
this.personLink.attr("href", this.href());
this.personLink.text(person.name);
this.personID.text(person.diaspora_id);
if (person.profile) {
this.avatar.attr("src", person.profile.avatar);
// set hashtags
this.hashtags.empty();
this.hashtags.html($(_.map(person.profile.tags, function(tag) {
return $("<a/>", {href: Routes.tag(tag)}).text("#" + tag)[0];
})));
}
},
_positionHovercard: function() {
var p_pos = this.parent.offset();
var p_height = this.parent.height();
this.$el.css({
top: p_pos.top + p_height - 25,
left: p_pos.left
});
},
mouseIsOverElement: function(element, event) {
if(!element) { return false; }
var elPos = element.offset();
return event.pageX >= elPos.left &&
event.pageX <= elPos.left + element.width() &&
event.pageY >= elPos.top &&
event.pageY <= elPos.top + element.height();
},
});
// @license-end