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function test_file_for_smells( $filename )
{
global $MAX_FUNCTION_LINE_COUNT, $MAX_INDENTATION_LEVEL;
$function_line_count = 0;
$found_continued_line = 0;
$line_number = 0;
$fp = fopen( $filename, "r" );
if( ! $fp )
return;
while( ! feof( $fp ) )
{
$line = chop( fgets( $fp, 4096 ) );
$line_number++;
while( substr( $line, 0, 9 ) == "function " &&
substr( $line, strlen($line) - 1, 1 ) != ')' )
{
$line = $line . chop( fgets( $fp, 4096 ) )
$found_continued_line++;
}
if( substr( $line, 0, 9 ) == "function " )
{
$function_line_count = 1;
$function_name = substr( $line, 9, strpos($line, '(') - 9 );
}
if( $function_line_count > 0 )
{
if( $line == "\t}" )
{
$function_line_count = $function_line_count - 3;
if( $function_line_count > $MAX_FUNCTION_LINE_COUNT )
print_warning( $filename, $line, $line_number, "$function_name() too long ($function_line_count lines)" );
$function_line_count = 0;
}
else
$function_line_count++;
$result = test_line_for_indentation( $line, $MAX_INDENTATION_LEVEL );
if( ! $result )
print_warning( $filename, $line, $line_number, "Too much nesting." );
$result = test_line_for_function_definition( $line, $MAX_NUM_PARAMETERS );
if( ! $result )
print_warning( $filename, $line, $line_number, "Too many parameters." );
if( $found_continued_line > 0 )
{
$line_number += $found_continued_line;
$found_continued_line = 0;
}
}
}
}
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