AJAX file upload

프로그래밍/Ajax |  2009/08/07 21:35

First include this library at the top of your code (you can find the library in the source code section of this page). Do it in <head> tag. After loading the library you can write your code. You can find demo page here: demo page

Source code for index.html

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <title>Iframe Ajax</title>
    <script type="text/javascript" src="webtoolkit.aim.js"></script>
    <script type="text/javascript">
        function startCallback() {
            // make something useful before submit (onStart)
            return true;
        }

        function completeCallback(response) {
            // make something useful after (onComplete)
            document.getElementById('nr').innerHTML = parseInt(document.getElementById('nr').innerHTML) + 1;
            document.getElementById('r').innerHTML = response;
        }
    </script>
</head>

<body>

    <form action="index.php" method="post" onsubmit="return AIM.submit(this, {'onStart' : startCallback, 'onComplete' : completeCallback})">
        <div><label>Name:</label> <input type="text" name="form[name]" /></div>
        <div><label>File:</label> <input type="file" name="form[file]" /></div>
        <div><input type="submit" value="SUBMIT" /></div>
    </form>

    <hr/>

    <div># of submited forms: <span id="nr">0</span></div>
    <div>last submit response (generated by form action - index.php file): <pre id="r"></pre></div>

</body>
</html>

Source code for webtoolkit.aim.js

/**
*
*  AJAX IFRAME METHOD (AIM)
*  http://www.webtoolkit.info/
*
**/

AIM = {

    frame : function(c) {

        var n = 'f' + Math.floor(Math.random() * 99999);
        var d = document.createElement('DIV');
        d.innerHTML = '<iframe style="display:none" src="about:blank" id="'+n+'" name="'+n+'" onload="AIM.loaded(\''+n+'\')"></iframe>';
        document.body.appendChild(d);

        var i = document.getElementById(n);
        if (c && typeof(c.onComplete) == 'function') {
            i.onComplete = c.onComplete;
        }

        return n;
    },

    form : function(f, name) {
        f.setAttribute('target', name);
    },

    submit : function(f, c) {
        AIM.form(f, AIM.frame(c));
        if (c && typeof(c.onStart) == 'function') {
            return c.onStart();
        } else {
            return true;
        }
    },

    loaded : function(id) {
        var i = document.getElementById(id);
        if (i.contentDocument) {
            var d = i.contentDocument;
        } else if (i.contentWindow) {
            var d = i.contentWindow.document;
        } else {
            var d = window.frames[id].document;
        }
        if (d.location.href == "about:blank") {
            return;
        }

        if (typeof(i.onComplete) == 'function') {
            i.onComplete(d.body.innerHTML);
        }
    }

}



출처 : http://www.webtoolkit.info/ajax-file-upload.html

 

2009/08/07 21:35 2009/08/07 21:35
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