zulip/static/js/alert_words.js

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var alert_words = (function () {
var exports = {};
exports.words = page_params.alert_words;
// escape_user_regex taken from jquery-ui/autocomplete.js,
// licensed under MIT license.
function escape_user_regex(value) {
return value.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&");
}
exports.process_message = function (message) {
if (!exports.notifies(message)) {
return;
}
_.each(exports.words, function (word) {
var clean = escape_user_regex(word);
var regex = new RegExp('(\\b' + clean + '\\b)', 'i');
var replaced = "<span class='alert-word'>$1</span>";
message.content = message.content.replace(regex, replaced);
});
};
exports.notifies = function (message) {
return ((message.sender_email !== page_params.email) &&
(message.flags.indexOf('has_alert_word') > -1));
};
return exports;
}());
if (typeof module !== 'undefined') {
module.exports = alert_words;
}