/**
* Called when applying the filter
*
* @param resource $in Resource pointing to a bucket brigade which contains one or more bucket objects containing
* data to be filtered
* @param resource $out Resource pointing to a second bucket brigade into which your modified buckets should be
* placed.
* @param integer $consumed Consumed, which must always be declared by reference, should be incremented by the length
* of the data which your filter reads in and alters. In most cases this means you will
* increment consumed by $bucket->datalen for each $bucket.
* @param bool $closing If the stream is in the process of closing (and therefore this is the last pass through the
* filterchain), the closing parameter will be set to TRUE.
* @return int
*/
public function filter($in, $out, &$consumed, $closing)
{
while ($bucket = stream_bucket_make_writeable($in)) {
$bucket->data = trim(preg_replace('/>\\s+</', '><', $bucket->data));
$consumed += $bucket->datalen;
stream_bucket_prepend($out, $bucket);
}
return PSFS_PASS_ON;
}
/**
* Prepend bucket to the brigade.
*
* @param \Hoa\Stream\Bucket $bucket Bucket to add.
* @return void
*/
public function prepend(Bucket $bucket)
{
stream_bucket_prepend($this->getBrigade(), $bucket->getBucket());
return;
}
<?php
var_dump(stream_get_filters("a"));
var_dump(stream_filter_register());
var_dump(stream_filter_append());
var_dump(stream_filter_prepend());
var_dump(stream_filter_remove());
var_dump(stream_bucket_make_writeable());
var_dump(stream_bucket_append());
var_dump(stream_bucket_prepend());
/**
* Alias for @stream_bucket_prepend
* @param resource $brigade
* @param resource $bucket
*/
public static function prepend($brigade, $bucket)
{
return stream_bucket_prepend($brigade, $bucket);
}
/**
* Prepend bucket to brigade
*
* @param resource $brigade
* @param object $bucket
*
* @return void
*/
public function bucketPrepend($brigade, $bucket)
{
stream_bucket_prepend($brigade, $bucket);
}
