MongoGridFSFile::getResource

(PECL mongo >=1.3.0)

MongoGridFSFile::getResource — Returns a resource that can be used to read the stored file

Beschreibung

public resource MongoGridFSFile::getResource ( void )

This method returns a stream resource that can be used with all file functions in PHP that deal with reading files. The contents of the file are pulled out of MongoDB on the fly, so that the whole file does not have to be loaded into memory first.

At most two GridFSFile chunks will be loaded in memory.

Parameter-Liste

Diese Funktion hat keine Parameter.

Rückgabewerte

Returns a resource that can be used to read the file with

Beispiele

Beispiel #1 MongoGridFSFile::getResource() example


<?php
$m = new Mongo;
$images = $m->my_db->getGridFS('images');

$image = $images->findOne('mongo.png');

header('Content-type: image/png;');
$stream = $image->getResource();

while (!feof($stream)) {
    echo fread($stream, 8192);
}
?>