strophejs-plugin-rsm-vue/lib/strophe.rsm.js

A strophe.js plugin for XEP-0059 Result Set Management

(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? factory(require('vue-strophe.js')) :
	typeof define === 'function' && define.amd ? define(['vue-strophe.js'], factory) :
	(factory(global.window));
}(this, (function (strophe_js) { 'use strict';

strophe_js.Strophe.addNamespace('RSM', 'http://jabber.org/protocol/rsm');

strophe_js.Strophe.RSM = function(options) {
  this.attribs = ['max', 'first', 'last', 'after', 'before', 'index', 'count'];

  if (typeof options.xml != 'undefined') {
    this.fromXMLElement(options.xml);
  } else {
    for (var ii = 0; ii < this.attribs.length; ii++) {
      var attrib = this.attribs[ii];
      this[attrib] = options[attrib];
    }
  }
};

strophe_js.Strophe.RSM.prototype = {
  toXML: function() {
    var xml = strophe_js.$build('set', {xmlns: strophe_js.Strophe.NS.RSM});
    for (var ii = 0; ii < this.attribs.length; ii++) {
      var attrib = this.attribs[ii];
      if (typeof this[attrib] != 'undefined') {
        xml = xml.c(attrib).t(this[attrib].toString()).up();
      }
    }
    return xml.tree();
  },

  next: function(max) {
    var newSet = new strophe_js.Strophe.RSM({max: max, after: this.last});
    return newSet;
  },

  previous: function(max) {
    var newSet = new strophe_js.Strophe.RSM({max: max, before: this.first});
    return newSet;
  },

  fromXMLElement: function(xmlElement) {
    for (var ii = 0; ii < this.attribs.length; ii++) {
      var attrib = this.attribs[ii];
      var elem = xmlElement.getElementsByTagName(attrib)[0];
      if (typeof elem != 'undefined' && elem !== null) {
        this[attrib] = strophe_js.Strophe.getText(elem);
        if (attrib == 'first') {
          this.index = elem.getAttribute('index');
        }
      }
    }
  }
};

})));
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