Paste event in Firefox

firefox_paste.html

<textarea id="pasteField"></textarea>

firefox_paste.js

var $pasteField = $( '#pasteField' );

function onPaste( evt, retries ) {
    // No clipboardData object, so we fake it and just return the field's content, when we receive it.
    var text = $pasteField.val();
    $pasteField.val( '' ); // reset the field
    clipboardObj = { getData: function() { return text; } };
    items = [ { kind: 'string', type: 'text' } ];

    // If we didn't find any content on this attempt, and we haven't tried > 3 times,
    // try again in 100 ms to find content in the textarea.
    if( !text.length && ( retries < 3 || typeof retries === 'undefined' ) ) {
        if( typeof retries === 'undefined' )
             retries = 0;

         setTimeout( function() {
             onPaste( evt, ++retries );
         }, 100 );
         return true;
    }

    // Now you finally have the item's content, with an API similar to that of Chrome -- at least, for plain text.
}

$pasteField.bind( 'paste', onPaste );