Oracle中图片的存贮与显示例程

发表于:2007-07-01来源:作者:点击数: 标签:
//store.php HTML HEADTITLEStore binary data into Oracle Database/TITLE/HEAD BODY ?php // 如果提交了表单,代码将被执行: dl(php_oci8.dll); $conn = OCILogon(scott,tiger); if ($submit) { echo File name: b$userfile_name/bbr\n; echo File size: b$
//store.php
<HTML>
<HEAD><TITLE>Store binary data into Oracle Database</TITLE></HEAD>
<BODY>

<?php
// 如果提交了表单,代码将被执行:
dl("php_oci8.dll");
$conn = OCILogon("scott","tiger");
if ($submit) {

echo "File name: <b>$userfile_name</b><br>\n";
echo "File size: <b>$userfile_size</b><br>\n";

$hwsize = GetImageSize($userfile );
$w = $hwsize[0];
$h = $hwsize[1];
echo "Image width: <b>$w</b><br>\n";
echo "Image height: <b>$h</b><br>\n";

$ImgType = strtolower(substr( strrchr( $userfile_name, "." ), 1 ) );
if ($ImgType == "jpg")
  $ImgType = "jpeg";
echo "Image type: <b>$ImgType</b><br>\n";

echo "Created date; <b>".date(@#Y-m-d@#)."</b><br>\n";


$sql = "insert into
Picture (PicId, UserName, Width, Height, ImgSize, ImgType, Created, Image, FileName, Description)
values(PicturePicId.nextval, @#$username@#, $w, $h, @#$userfile_size@#, @#$ImgType@#, TO_DATE(@#".date(@#Y-m-d@#)."@#,@#YYYY-MM-DD@#), EMPTY_BLOB(), @#$userfile_name@#, @#$description@#)
returning Image into :Image";

echo "<pre>$sql</pre>";
$stmt = OCIParse($conn, $sql );

$Image = OCINewDescriptor($conn );

OCIBindByName($stmt, ":Image", $Image, -1, SQLT_BLOB );

if (!OCIExecute($stmt, OCI_DEFAULT)) {
  echo "Execution failed";
  exit(1);
}

$fp = fopen($userfile, "r" );
$Image->save(fread($fp, filesize($userfile ) ) );
fclose($fp );
OCICommit($conn );

OCIFreeStatement($stmt );

} else {
?>
    <form method="post" action=" <?php echo $PHP_SELF; ?>" enctype="multipart/form-data">
    File Description:<br>
    <input type="text" name="description"  size="40">
    <INPUT TYPE="hidden" name="MAX_FILE_SIZE" value="1000000">
    <br>File to upload/store in database:<br>
    <input type="file" name="userfile"  size="40">
    <p><input type="submit" name="submit" value="submit">
    </form>

<?php
}
?>
</BODY>
</HTML>
//display.php
<?php
/*
  Purpose:
    Display an image from @#Picture@# table
*/
dl("php_oci8.dll");
$conn = OCILogon("scott","tiger");
$stmt = OCIParse($conn, "select Image, ImgType from Picture where picid=23" );
OCIExecute($stmt);

@OCIFetchInto($stmt, &$result, OCI_ASSOC);
Header("Content-type: image/".$result[@#IMGTYPE@#]);
echo $result[@#IMAGE@#]->load();

OCILogoff($conn );
?>

原文转自:http://www.ltesting.net