嗨,我目前正在研究两个 JavaScript 函数,它们可以彼此分开。
我的问题是我如何将这两个功能合二为一,这样它们才能同时工作。
这是我用于从我的 html 表单提交数据的第一个 Javascript:
function uploadFiles(){
if(checkFileNameFormat()){ return false; }
if(checkDisallowFileExtensions()){ return false; }
if(checkAllowFileExtensions()){ return false; }
if(checkNullFileCount()){ return false; }
if(checkDuplicateFileCount()){ return false; }
var total_uploads = 0;
for(var i = 0; i < upload_range; i++){
if(document.form_upload.elements['upfile_' + i].value != ""){ total_uploads++; }
}
document.getElementById('total_uploads').innerHTML = total_uploads;
document.form_upload.submit();
document.getElementById('upload_button').disabled = true;
iniProgressRequest();
getElapsedTime();
for(var i = 0; i < upload_range; i++){ document.form_upload.elements['upfile_' + i].disabled = true; }
}
这是我用来显示上传进度条的第二个 Javascript:
function uploadPbar(){
var file = _("upfile_0").files[0];
//alert(file.name+" | "+file.size+" | "+file.type);
var formdata = new FormData();
formdata.append("upfile_0", file);
var ajax = new XMLHttpRequest();
ajax.upload.addEventListener("progress", progressHandler, false);
ajax.addEventListener("load", completeHandler, false);
ajax.addEventListener("error", errorHandler, false);
ajax.addEventListener("abort", abortHandler, false);
ajax.open("POST", "file_upload_parser1.php");
ajax.send(formdata);
}
如果需要这里是我的 HTML 表单代码:
<form name="form_upload" method="post" enctype="multipart/form-data" action="[var.path_to_upload_script]" style="margin: 0px; padding: 0px;">
<noscript><input type="hidden" name="no_script" value="1" /></noscript>
<input type="hidden" name="title" value="[var.title]" />
<input type="hidden" name="description" value="[var.description]" />
<input type="hidden" name="tags" value="[var.tags]" />
<input type="hidden" name="location_recorded" value="[var.location_recorded]" />
<input type="hidden" name="allow_comments" value="[var.allow_comments]" />
<input type="hidden" name="allow_embedding" value="[var.allow_embedding]" />
<input type="hidden" name="public_private" value="[var.public_private]" />
<input type="hidden" name="channel" value="[var.channel]" />
<input type="hidden" name="channel_name" value="[var.channel_name]" />
<input type="hidden" name="sub_cat" value="[var.sub_cat]" />
<input type="hidden" name="form_submitted" value="yes" />
<div id="upload_slots"><span class="font5_16"><b>[var.lang_please_upload]</b></span><input type="file" name="upfile_0" id="upfile_0" /></div>
<progress id="progressBar" value="0" max="100" style="width:300px;"></progress>
<h3 id="status"></h3>
<p id="loaded_n_total"></p>
<noscript><br><input type="reset" name="no_script_reset" value="Reset" /> <input type="submit" name="no_script_submit" value="Upload" /></noscript>
</form>
<br>
<script language="javascript" type="text/javascript">
document.writeln('<input type="button" name="reset_button" value="Reset" onClick="resetForm();"> <input type="button" id="upload_button" name="upload_button" value="Upload" onClick="uploadFiles();">');
</script>
因此,请帮助我将这两个功能合二为一,并使它们都按预期工作。
提前致谢。