Files
server/usr/share/psa-horde/js/image.js
2026-01-07 20:52:11 +01:00

58 lines
1.6 KiB
JavaScript

/**
* Provides the javascript to help during the uploading of images in
* Horde_Form.
*
* @author Marko Djukic <marko@oblo.com>
* @copyright 2003-2015 Horde LLC
* @license LGPL-2.1 (http://www.horde.org/licenses/lgpl21)
*/
/**
* Changes the src of an image target, optionally attaching a time value to the
* URL to make sure that the image does update and not use the browser cache.
*
* @param string src The source to insert into the image element.
* @param string target The target element.
* @param optional bool no_cache If set to true will append the time.
*
* @return bool False to stop the browser loading anything.
*/
function showImage(src, target, no_cache)
{
var img = document.getElementById(target), now;
if (typeof no_cache == 'undefined') {
no_cache = false;
}
if (no_cache) {
now = new Date();
src = src + '&' + now.getTime();
}
img.src = src;
return false;
}
/**
* Adds to the given source the height/width field values for the given target.
*
* @param string src The source to append the resize params to.
* @param string target The target element.
* @param optional bool ratio If set to true will append fix the ratio.
*
* @return string The modified source to include the resize data.
*/
function getResizeSrc(src, target, ratio)
{
var width = document.getElementById('_w_' + target).value,
height = document.getElementById('_h_' + target).value;
if (typeof ratio == 'undefined') {
ratio = 0;
}
src = src + '&' + 'v=' + width + '.' + height + '.' + ratio;
return src;
}