zmcZTuuX

1export default function voiceRSS(audioElement) {
2  ('use strict');
3  const VoiceRSS = {
4    speech: function (e) {
5      this._validate(e), this._request(e);
6    },
7    _validate: function (e) {
8      if (!e) throw 'The settings are undefined';
9      if (!e.key) throw 'The API key is undefined';
10      if (!e.src) throw 'The text is undefined';
11      if (!e.hl) throw 'The language is undefined';
12      if (e.c && 'auto' != e.c.toLowerCase()) {
13        var a = !1;
14        switch (e.c.toLowerCase()) {
15          case 'mp3':
16            a = new Audio().canPlayType('audio/mpeg').replace('no', '');
17            break;
18          case 'wav':
19            a = new Audio().canPlayType('audio/wav').replace('no', '');
20            break;
21          case 'aac':
22            a = new Audio().canPlayType('audio/aac').replace('no', '');
23            break;
24          case 'ogg':
25            a = new Audio().canPlayType('audio/ogg').replace('no', '');
26            break;
27          case 'caf':
28            a = new Audio().canPlayType('audio/x-caf').replace('no', '');
29        }
30        if (!a) throw 'The browser does not support the audio codec ' + e.c;
31      }
32    },
33    _request: function (e) {
34      var a = this._buildRequest(e),
35        t = this._getXHR();
36      (t.onreadystatechange = function () {
37        if (4 == t.readyState && 200 == t.status) {
38          if (0 == t.responseText.indexOf('ERROR')) throw t.responseText;
39          // new Audio(t.responseText).play();
40          audioElement.src = t.responseText;
41          audioElement.play();
42        }
43      }),
44        t.open('POST', 'https://api.voicerss.org/', !0),
45        t.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8'),
46        t.send(a);
47    },
48    _buildRequest: function (e) {
49      var a = e.c && 'auto' != e.c.toLowerCase() ? e.c : this._detectCodec();
50      return (
51        'key=' +
52        (e.key || '') +
53        '&src=' +
54        (e.src || '') +
55        '&hl=' +
56        (e.hl || '') +
57        '&v=' +
58        (e.v || '') +
59        '&r=' +
60        (e.r || '') +
61        '&c=' +
62        (a || '') +
63        '&f=' +
64        (e.f || '') +
65        '&ssml=' +
66        (e.ssml || '') +
67        '&b64=true'
68      );
69    },
70    _detectCodec: function () {
71      var e = new Audio();
72      return e.canPlayType('audio/mpeg').replace('no', '')
73        ? 'mp3'
74        : e.canPlayType('audio/wav').replace('no', '')
75        ? 'wav'
76        : e.canPlayType('audio/aac').replace('no', '')
77        ? 'aac'
78        : e.canPlayType('audio/ogg').replace('no', '')
79        ? 'ogg'
80        : e.canPlayType('audio/x-caf').replace('no', '')
81        ? 'caf'
82        : '';
83    },
84    _getXHR: function () {
85      try {
86        return new XMLHttpRequest();
87      } catch (e) {}
88      try {
89        return new ActiveXObject('Msxml3.XMLHTTP');
90      } catch (e) {}
91      try {
92        return new ActiveXObject('Msxml2.XMLHTTP.6.0');
93      } catch (e) {}
94      try {
95        return new ActiveXObject('Msxml2.XMLHTTP.3.0');
96      } catch (e) {}
97      try {
98        return new ActiveXObject('Msxml2.XMLHTTP');
99      } catch (e) {}
100      try {
101        return new ActiveXObject('Microsoft.XMLHTTP');
102      } catch (e) {}
103      throw 'The browser does not support HTTP request';
104    },
105  };
106  return VoiceRSS;
107}
108