2019-07-27 22:44:32 +08:00
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<html>
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2016-10-21 15:02:50 +08:00
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<meta charset="utf-8" />
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<title>WebSocket Test</title>
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<body>
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<div class="container">
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<div class="panel panel-default">
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2019-07-27 22:44:32 +08:00
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<div class="panel-heading"> 鍒嗘璇诲彇鏂囦欢锛<E6ACA2></div>
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2016-10-21 15:02:50 +08:00
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<div class="panel-body">
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<input type="file" id="fileId" /><br />
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2019-07-27 22:44:32 +08:00
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<input type="button" value="涓" onclick="stop();" /> <br />
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<input type="button" value="缁х画" onclick="goon();" />
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2016-10-21 15:02:50 +08:00
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<progress id="progressOne" style="width:400px;" max="100" value="0"></progress>
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<blockquote id="status" style="word-break:break-all;"></blockquote>
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</div>
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2016-10-21 17:22:40 +08:00
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<div>
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2019-07-27 22:44:32 +08:00
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<a href="https://github.com/zhengshuxin/acl/tree/master/lib_acl_cpp/samples/websocket/upload_server" target=_blank>婧愮爜</a>
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2016-10-21 17:22:40 +08:00
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</div>
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2016-10-21 15:02:50 +08:00
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</div>
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</div>
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<script language="javascript" type="text/javascript">
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var g_url = null;
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var g_ws = null;
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var g_fileBox = document.getElementById('fileId');
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var g_reader = null;
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var g_step = 1024 * 128;
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var g_loaded = 0;
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var g_total = 0;
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var g_file = null;
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var g_enableRead = true;
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g_fileBox.onchange = function() {
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g_file = this.files[0];
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g_total = g_file.size;
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if (g_ws == null)
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createSocket(function() { bindReader(); });
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else
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bindReader();
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}
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function bindReader() {
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g_loaded = 0;
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g_reader = new FileReader();
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g_reader.onload = function(e) {
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if (g_enableRead == false)
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return;
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if (g_ws.bufferedAmount > g_step * 10)
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setTimeout(function() { loadSuccess(e.loaded); }, 100);
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else
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loadSuccess(e.loaded);
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}
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readBlob();
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}
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function loadSuccess(loaded) {
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var blob = g_reader.result;
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if (g_loaded == 0) {
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g_ws.send(g_file.name);
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var len = "" + g_file.size;
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g_ws.send(len);
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}
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g_ws.send(blob);
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g_loaded += loaded;
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if (g_loaded < g_total)
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readBlob();
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var percent = Math.round((g_loaded * 100) / g_total);
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document.getElementById('status').innerText = percent + "%";
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document.getElementById('progressOne').value = percent;
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}
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function readBlob() {
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var blob = g_file.slice(g_loaded, g_loaded + g_step);
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g_reader.readAsArrayBuffer(blob);
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}
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function stop() {
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g_enableRead = false;
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g_reader.abort();
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}
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function goon() {
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g_enableRead = true;
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readBlob();
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}
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function createSocket(onSuccess) {
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g_ws = new WebSocket(g_url);
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g_ws.onopen = function() {
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if (onSuccess)
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onSuccess();
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g_ws.onmessage = function(e) {}
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}
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g_ws.onclose = function(e) { g_ws.close(); g_ws = null; }
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g_ws.onerror = function(e) { g_ws.close(); g_ws = null; }
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}
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function test() {
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var o = document.getElementById('fileId');
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alert("o: " + o);
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}
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</script>
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</body>
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</html>
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