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var Helpers = {
error: function() {
return Session.get('error');
},
toLowerCase: function(text) {
return text && text.toLowerCase();
},
toUpperCase: function(text) {
return text && text.toUpperCase();
},
firstChar: function(text) {
return text && text[0].toUpperCase();
},
session: function(prop) {
return Session.get(prop);
},
getUser: function(userId) {
return Users.findOne(userId);
}
};
// Register all Helpers
_.each(Helpers, function(fn, name) { Blaze.registerHelper(name, fn); });
// XXX I believe we should compute a HTML rendered field on the server that
// would handle markdown, emojies and user mentions. We can simply have two
// fields, one source, and one compiled version (in HTML) and send only the
// compiled version to most users -- who don't need to edit.
// In the meantime, all the transformation are done on the client using the
// Blaze API.
var at = HTML.CharRef({html: '@', str: '@'});
Blaze.Template.registerHelper('mentions', new Template('mentions', function() {
var view = this;
var content = Blaze.toHTML(view.templateContentBlock);
var currentBoard = Session.get('currentBoard');
var knowedUsers = _.map(currentBoard.members, function(member) {
member.username = Users.findOne(member.userId).username;
return member;
});
var mentionRegex = /\B@(\w*)/gi;
var currentMention, knowedUser, href, linkClass, linkValue, link;
while (currentMention = mentionRegex.exec(content)) {
knowedUser = _.findWhere(knowedUsers, { username: currentMention[1] });
if (! knowedUser)
continue;
linkValue = [' ', at, knowedUser.username];
href = Router.url('Profile', { username: knowedUser.username });
linkClass = 'atMention' + (knowedUser.userId === Meteor.userId() ? ' me' : '');
link = HTML.A({ href: href, 'class': linkClass }, linkValue);
content = content.replace(currentMention[0], Blaze.toHTML(link));
}
return HTML.Raw(content);
}));
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