framework/js/lib/models/User.js

104 lines
3.0 KiB
JavaScript

/*global ColorThief*/
import Model from 'flarum/Model';
import mixin from 'flarum/utils/mixin';
import stringToColor from 'flarum/utils/stringToColor';
import ItemList from 'flarum/utils/ItemList';
import computed from 'flarum/utils/computed';
import Badge from 'flarum/components/Badge';
export default class User extends mixin(Model, {
username: Model.attribute('username'),
email: Model.attribute('email'),
isConfirmed: Model.attribute('isConfirmed'),
password: Model.attribute('password'),
avatarUrl: Model.attribute('avatarUrl'),
bio: Model.attribute('bio'),
bioHtml: computed('bio', bio => '<p>' + $('<div/>').text(bio).html() + '</p>'),
preferences: Model.attribute('preferences'),
groups: Model.hasMany('groups'),
joinTime: Model.attribute('joinTime', Model.transformDate),
lastSeenTime: Model.attribute('lastSeenTime', Model.transformDate),
readTime: Model.attribute('readTime', Model.transformDate),
unreadNotificationsCount: Model.attribute('unreadNotificationsCount'),
discussionsCount: Model.attribute('discussionsCount'),
commentsCount: Model.attribute('commentsCount'),
canEdit: Model.attribute('canEdit'),
canDelete: Model.attribute('canDelete'),
avatarColor: null,
color: computed('username', 'avatarUrl', 'avatarColor', function(username, avatarUrl, avatarColor) {
// If we've already calculated and cached the dominant color of the user's
// avatar, then we can return that in RGB format. If we haven't, we'll want
// to calculate it. Unless the user doesn't have an avatar, in which case
// we generate a color from their username.
if (avatarColor) {
return 'rgb(' + avatarColor.join(', ') + ')';
} else if (avatarUrl) {
this.calculateAvatarColor();
return '';
}
return '#' + stringToColor(username);
})
}) {
/**
* Check whether or not the user has been seen in the last 5 minutes.
*
* @return {Boolean}
* @public
*/
isOnline() {
return this.lastSeenTime() > moment().subtract(5, 'minutes').toDate();
}
/**
* Get the Badge components that apply to this user.
*
* @return {ItemList}
*/
badges() {
const items = new ItemList();
const groups = this.groups();
if (groups) {
groups.forEach(group => {
const name = group.nameSingular();
items.add('group' + group.id(),
Badge.component({
label: app.trans('core.group_' + name.toLowerCase(), undefined, name),
icon: group.icon(),
style: {backgroundColor: group.color()}
})
);
});
}
return items;
}
/**
* Calculate the dominant color of the user's avatar. The dominant color will
* be set to the `avatarColor` property once it has been calculated.
*
* @protected
*/
calculateAvatarColor() {
const image = new Image();
const user = this;
image.onload = function() {
const colorThief = new ColorThief();
user.avatarColor = colorThief.getColor(this);
user.freshness = new Date();
m.redraw();
};
image.src = this.avatarUrl();
}
}