February 12, 2011 
Definition:
function insert_with_markers( $filename, $marker, $insertion ) {}
Inserts an array of strings into a file (.htaccess ), placing it between BEGIN and END markers. Replaces existing marked info. Retains surrounding data. Creates file if none exists.
Parameters
- unknown_type $filename
- unknown_type $marker
- unknown_type $insertion
Return values
returns:True on write success, false on failure.
Source code
function insert_with_markers( $filename, $marker, $insertion ) {
if (!file_exists( $filename ) || is_writeable( $filename ) ) {
if (!file_exists( $filename ) ) {
$markerdata = '';
} else {
$markerdata = explode( "\n", implode( '', file( $filename ) ) );
}
if ( !$f = @fopen( $filename, 'w' ) )
return false;
$foundit = false;
if ( $markerdata ) {
$state = true;
foreach ( $markerdata as $n => $markerline ) {
if (strpos($markerline, '# BEGIN ' . $marker) !== false)
$state = false;
if ( $state ) {
if ( $n + 1 < count( $markerdata ) )
fwrite( $f, "{$markerline}\n" );
else
fwrite( $f, "{$markerline}" );
}
if (strpos($markerline, '# END ' . $marker) !== false) {
fwrite( $f, "# BEGIN {$marker}\n" );
if ( is_array( $insertion ))
foreach ( $insertion as $insertline )
fwrite( $f, "{$insertline}\n" );
fwrite( $f, "# END {$marker}\n" );
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