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我試圖通過在SQL中使用BLOB類型將一些圖像保存到SQL,但是當某些圖像(我的圖像是base64格式並已解碼爲BLOB)時遇到了問題,不能保存到SQL,但另一個可以。
MY SQL TABLE有些BLOB不能保存到SQL中,但有些可以
saveFile = function() {
\t //window.open(app.stage.toDataURL());
var dataUrl = app.stage.toDataURL();
\t //var name= jQuery("#name").val();
jQuery.ajax({
type: "POST",
url: "saveFile.php",
data: { image : dataUrl },
success: function(data){
alert(data);
}
});
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<?php
//echo DIRECTORY_SEPARATOR;
//echo $_SERVER[ 'DOCUMENT_ROOT' ];
define('_JEXEC', 1);
define('DS', DIRECTORY_SEPARATOR);
define('JPATH_BASE', $_SERVER[ 'DOCUMENT_ROOT' ] . DS . 'joomla');
require_once(JPATH_BASE . DS . 'includes' . DS . 'defines.php');
require_once(JPATH_BASE . DS . 'includes' . DS . 'framework.php');
require_once(JPATH_BASE . DS . 'libraries' . DS . 'joomla' . DS . 'factory.php');
$mainframe =& JFactory::getApplication('site');
$db = JFactory::getDBO();
$input = new JInput;
$post = $input->getArray($_POST);
$user = JFactory::getUser();
//echo $user->id;
if(isset($_POST['image'])){
$id = $user->id;
$url = $post['image'];
//echo $url;
$image = base64_decode($url);
echo $image;
$query = $db->getQuery(true);
$columns = array('id_user', 'image'); // add more table columns here
$values = array($db->quote($id), $db->quote($image)); // add more values here
$query
->insert($db->quoteName('image_table2'))
->columns($db->quoteName($columns))
->values(implode(',', $values));
$db->setQuery($query);
//$db->query(); // Use for Joomla 2.5
$db->execute(); // Use for Joomla 3.x
} ?>