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<?php
/**
* cdb inspector tool
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @todo document
* @ingroup Maintenance
*/
use \Cdb\Exception as CdbException;
use \Cdb\Reader as CdbReader;
/** */
require_once __DIR__ . '/commandLine.inc';
function cdbShowHelp( $command ) {
$commandList = array(
'load' => 'load a cdb file for reading',
'get' => 'get a value for a key',
'exit' => 'exit cdb',
'quit' => 'exit cdb',
'help' => 'help about a command',
);
if ( !$command ) {
$command = 'fullhelp';
}
if ( $command === 'fullhelp' ) {
$max_cmd_len = max( array_map( 'strlen', array_keys( $commandList ) ) );
foreach ( $commandList as $cmd => $desc ) {
printf( "%-{$max_cmd_len}s: %s\n", $cmd, $desc );
}
} elseif ( isset( $commandList[$command] ) ) {
print "$command: $commandList[$command]\n";
} else {
print "$command: command does not exist or no help for it\n";
}
}
do {
$bad = false;
$showhelp = false;
$quit = false;
static $fileHandle = false;
$line = Maintenance::readconsole();
if ( $line === false ) {
exit;
}
$args = explode( ' ', $line );
$command = array_shift( $args );
// process command
switch ( $command ) {
case 'help':
// show an help message
cdbShowHelp( array_shift( $args ) );
break;
case 'load':
if ( !isset( $args[0] ) ) {
print "Need a filename there buddy\n";
break;
}
$file = $args[0];
print "Loading cdb file $file...";
try {
$fileHandle = CdbReader::open( $file );
} catch ( CdbException $e ) {
}
if ( !$fileHandle ) {
print "not a cdb file or unable to read it\n";
} else {
print "ok\n";
}
break;
case 'get':
if ( !$fileHandle ) {
print "Need to load a cdb file first\n";
break;
}
if ( !isset( $args[0] ) ) {
print "Need to specify a key, Luke\n";
break;
}
try {
$res = $fileHandle->get( $args[0] );
} catch ( CdbException $e ) {
print "Unable to read key from file\n";
break;
}
if ( $res === false ) {
print "No such key/value pair\n";
} elseif ( is_string( $res ) ) {
print "$res\n";
} else {
var_dump( $res );
}
break;
case 'quit':
case 'exit':
$quit = true;
break;
default:
$bad = true;
} // switch() end
if ( $bad ) {
if ( $command ) {
print "Bad command\n";
}
} else {
if ( function_exists( 'readline_add_history' ) ) {
readline_add_history( $line );
}
}
} while ( !$quit );
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