etherpad/src/static/js/plugins.js


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plugins = {
  callHook: function (hookName, args) {
  	var hook = clientVars.hooks[hookName];
    if (hook === undefined)
      return [];
    var res = [];
    for (var i = 0, N=hook.length; i < N; i++) {
      var plugin = hook[i];
      var pluginRes = eval(plugin.plugin)[plugin.original || hookName](args);
      if (pluginRes != undefined && pluginRes != null)
        res = res.concat(pluginRes);
    }
    return res;
  },

  callHookStr: function (hookName, args, sep, pre, post) {
    if (sep == undefined) sep = '';
    if (pre == undefined) pre = '';
    if (post == undefined) post = '';
    return callHook(hookName, args).map(function (x) { return pre + x + post}).join(sep || "");
  }
};