function common_canonical_tag($tag)
{
$tag = common_slugify($tag);
$tag = substr($tag, 0, 64);
return $tag;
}
print "Welcome to GNU social's interactive PHP console!\n";
print "Type some PHP code and it'll execute...\n";
print "\n";
print "Hint: return a value of any type to output it via var_export():\n";
print " \$profile = new Profile();\n";
print " \$profile->find();\n";
print " \$profile->fetch();\n";
print " return \$profile;\n";
print "\n";
print "Note that PHP is cranky and you can easily kill your session by mistyping.\n";
print "\n";
print "Type ctrl+D or enter 'exit' to exit.\n";
}
if (CONSOLE_INTERACTIVE) {
print "GNU social interactive PHP console... type ctrl+D or enter 'exit' to exit.\n";
$prompt = common_slugify(common_config('site', 'name')) . '> ';
} else {
$prompt = '';
}
while (!feof(STDIN)) {
$line = read_input_line($prompt);
if ($line === false) {
if (CONSOLE_INTERACTIVE) {
print "\n";
}
break;
} elseif ($line !== '') {
try {
if (trim($line) == 'exit') {
break;
} elseif (trim($line) == 'help') {
