OOCheckShipDataPListVerifierStage.m

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/*
 
OOCheckShipDataPListVerifierStage.m
 
 
Oolite
Copyright (C) 2004-2013 Giles C Williams and contributors
 
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.
 
*/
 
#import "OOCheckShipDataPListVerifierStage.h"
#import "OOModelVerifierStage.h"
 
#if OO_OXP_VERIFIER_ENABLED
 
#import "OOFileScannerVerifierStage.h"
#import "OOStringParsing.h"
#import "ResourceManager.h"
#import "OOCollectionExtractors.h"
#import "OOStringParsing.h"
#import "OOPListSchemaVerifier.h"
#import "OOAIStateMachineVerifierStage.h"
 
static NSString * const kStageName    = @"Checking shipdata.plist";
 
 
@interface OOCheckShipDataPListVerifierStage (OOPrivate)
 
- (void)verifyShipInfo:(NSDictionary *)info withName:(NSString *)name;
 
- (void)message:(NSString *)format, ...;
- (void)verboseMessage:(NSString *)format, ...;
 
- (void)getRoles;
- (void)checkKeys;
- (void)checkSchema;
- (void)checkModel;
 
- (NSSet *)rolesFromString:(NSString *)string;
 
@end
 
 
@implementation OOCheckShipDataPListVerifierStage
 
- (NSString *)name
{
    return kStageName;
}
- (NSString *)name {…}
 
 
- (NSSet *)dependents
{
    NSMutableSet *result = [[super dependents] mutableCopy];
    [result addObject:[OOModelVerifierStage nameForReverseDependencyForVerifier:[self verifier]]];
    [result addObject:[OOAIStateMachineVerifierStage nameForReverseDependencyForVerifier:[self verifier]]];
    return [result autorelease];
}
- (NSSet *)dependents {…}
 
 
- (BOOL)shouldRun
{
    OOFileScannerVerifierStage    *fileScanner = nil;
    
    fileScanner = [[self verifier] fileScannerStage];
    return [fileScanner fileExists:@"shipdata.plist"
                          inFolder:@"Config"
                    referencedFrom:nil
                      checkBuiltIn:NO];
}
- (BOOL)shouldRun {…}
 
 
- (void)run
{
    OOFileScannerVerifierStage    *fileScanner = nil;
    NSAutoreleasePool           *pool = nil;
    NSEnumerator                *shipEnum = nil;
    NSString                    *shipKey = nil;
    NSDictionary                *shipInfo = nil;
    NSDictionary                *ooliteShipData = nil;
    NSDictionary                *settings = nil;
    NSMutableSet                *mergeSet = nil;
    NSArray                     *shipList = nil;
    
    fileScanner = [[self verifier] fileScannerStage];
    _shipdataPList = [fileScanner plistNamed:@"shipdata.plist"
                                    inFolder:@"Config"
                              referencedFrom:nil
                                checkBuiltIn:NO];
    
    if (_shipdataPList == nil)  return;
    
    // Get AI verifier stage (may be nil).
    _aiVerifierStage = [[self verifier] stageWithName:[OOAIStateMachineVerifierStage nameForReverseDependencyForVerifier:[self verifier]]];
    
    ooliteShipData = [ResourceManager dictionaryFromFilesNamed:@"shipdata.plist"
                                                      inFolder:@"Config"
                                                      andMerge:YES];
    
    // Check that it's a dictionary
    if (![_shipdataPList isKindOfClass:[NSDictionary class]])
    {
        OOLog(@"verifyOXP.shipdataPList.notDict", @"%@", @"***** ERROR: shipdata.plist is not a dictionary.");
        return;
    }
    
    // Keys that apply to all ships
    _ooliteShipNames = [NSSet setWithArray:[ooliteShipData allKeys]];
    settings = [[self verifier] configurationDictionaryForKey:@"shipdataPListSettings"];
    _basicKeys = [settings oo_setForKey:@"knownShipKeys"];
    
    // Keys that apply to stations/carriers
    mergeSet = [_basicKeys mutableCopy];
    [mergeSet addObjectsFromArray:[settings oo_arrayForKey:@"knownStationKeys"]];
    _stationKeys = mergeSet;
    
    // Keys that apply to player ships
    mergeSet = [_basicKeys mutableCopy];
    [mergeSet addObjectsFromArray:[settings oo_arrayForKey:@"knownPlayerKeys"]];
    _playerKeys = [[mergeSet copy] autorelease];
    
    // Keys that apply to _any_ ship -- union of the above
    [mergeSet unionSet:_stationKeys];
    _allKeys = mergeSet;
    
    _schemaVerifier = [OOPListSchemaVerifier verifierWithSchema:[ResourceManager dictionaryFromFilesNamed:@"shipdataEntrySchema.plist" inFolder:@"Schemata" andMerge:NO]];
    [_schemaVerifier setDelegate:self];
    
    shipList = [[_shipdataPList allKeys] sortedArrayUsingSelector:@selector(caseInsensitiveCompare:)];
    for (shipEnum = [shipList objectEnumerator]; (shipKey = [shipEnum nextObject]); )
    {
        pool = [[NSAutoreleasePool alloc] init];
        
        shipInfo = [_shipdataPList oo_dictionaryForKey:shipKey];
        if (shipInfo == nil)
        {
            OOLog(@"verifyOXP.shipdata.badType", @"***** ERROR: shipdata.plist entry for \"%@\" is not a dictionary.", shipKey);
        }
        else
        {
            [self verifyShipInfo:shipInfo withName:shipKey];
        }
        
        [pool release];
    }
    
    _shipdataPList = nil;
    _ooliteShipNames = nil;
    _basicKeys = nil;
    _stationKeys = nil;
    _playerKeys = nil;
}
- (void)run {…}
 
@end
 
 
@implementation OOCheckShipDataPListVerifierStage (OOPrivate)
 
- (void)verifyShipInfo:(NSDictionary *)info withName:(NSString *)name
{
    _name = name;
    _info = info;
    _havePrintedMessage = NO;
    OOLogPushIndent();
    
    [self getRoles];
    [self checkKeys];
    [self checkSchema];
    [self checkModel];
    
    NSString *aiName = [info oo_stringForKey:@"ai_type"];
    if (aiName != nil) 
    {
        if (![aiName hasSuffix:@".js"])
        {
            [_aiVerifierStage stateMachineNamed:aiName usedByShip:name];
        }
    }
    
    // Todo: check for pirates with 0 bounty
    
    OOLogPopIndent();
    if (!_havePrintedMessage)
    {
        OOLog(@"verifyOXP.verbose.shipData.OK", @"- ship \"%@\" OK.", _name);
    }
    _name = nil;
    _info = nil;
    _roles = nil;
}
- (void)verifyShipInfo:(NSDictionary *)info withName:(NSString *)name {…}
 
 
// Custom log method to group messages by ship.
- (void)message:(NSString *)format, ...
{
    va_list                     args;
    
    if (!_havePrintedMessage)
    {
        OOLog(@"verifyOXP.shipData.firstMessage", @"Ship \"%@\":", _name);
        OOLogIndent();
        _havePrintedMessage = YES;
    }
    
    va_start(args, format);
    OOLogWithFunctionFileAndLineAndArguments(@"verifyOXP.shipData", NULL, NULL, 0, format, args);
    va_end(args);
}
- (void)message:(NSString *)format, ... {…}
 
 
- (void)verboseMessage:(NSString *)format, ...
{
    va_list                     args;
    
    if (!OOLogWillDisplayMessagesInClass(@"verifyOXP.verbose.shipData"))  return;
    
    if (!_havePrintedMessage)
    {
        OOLog(@"verifyOXP.shipData.firstMessage", @"Ship \"%@\":", _name);
        OOLogIndent();
        _havePrintedMessage = YES;
    }
    
    va_start(args, format);
    OOLogWithFunctionFileAndLineAndArguments(@"verifyOXP.verbose.shipData", NULL, NULL, 0, format, args);
    va_end(args);
}
- (void)verboseMessage:(NSString *)format, ... {…}
 
 
- (void)getRoles
{
    NSString                    *rolesString = nil;
    
    rolesString = [_info objectForKey:@"roles"];
    _roles = [self rolesFromString:rolesString];
    _isPlayer = [_roles containsObject:@"player"];
    _isStation = [_info oo_boolForKey:@"is_carrier" defaultValue:NO] ||
                 [_info oo_boolForKey:@"isCarrier" defaultValue:NO] ||
                 [rolesString rangeOfString:@"station"].location != NSNotFound ||
                 [rolesString rangeOfString:@"carrier"].location != NSNotFound;
    // the is_carrier or isCarrier key will be missed when it was insise a like_ship definition.
    _isTemplate = [_info oo_boolForKey:@"is_template" defaultValue:NO];
 
    if (_isPlayer && _isStation)
    {
        [self message:@"***** ERROR: ship is both a player ship and a station. Treating as non-station."];
        _isStation = NO;
    }
}
- (void)getRoles {…}
 
 
- (void)checkKeys
{
    NSSet                       *referenceSet = nil;
    NSEnumerator                *keyEnum = nil;
    NSString                    *key = nil;
    
    if (_isPlayer)  referenceSet = _playerKeys;
    else if (_isStation)  referenceSet = _stationKeys;
    else  referenceSet = _basicKeys;
    
    for (keyEnum = [_info keyEnumerator]; (key = [keyEnum nextObject]); )
    {
        if (![referenceSet containsObject:key])
        {
            if ([_allKeys containsObject:key])
            {
                if (!_isTemplate)
                {
                    // if it's a template, this key might apply to a descendant
                    // as happens in the core files
                    [self message:@"----- WARNING: key \"%@\" does not apply to this category of ship.", key];
                }
            }
            else
            {
                [self message:@"----- WARNING: unknown key \"%@\".", key];
            }
        }
    }
}
- (void)checkKeys {…}
 
 
- (void)checkSchema
{
    [_schemaVerifier verifyPropertyList:_info named:_name];
}
- (void)checkSchema {…}
 
 
- (void)checkModel
{
    id                          model = nil,
                                materials = nil,
                                shaders = nil;
    
    model = [_info oo_stringForKey:@"model"];
    materials = [_info oo_dictionaryForKey:@"materials"];
    shaders = [_info oo_dictionaryForKey:@"shaders"];
    
    if (model != nil)
    {
        if (![[[self verifier] modelVerifierStage] modelNamed:model
                                                 usedForEntry:_name
                                                       inFile:@"shipdata.plist"
                                                withMaterials:materials
                                                   andShaders:shaders])
        {
            [self message:@"----- WARNING: model \"%@\" could not be found in %@ or in Oolite.", model, [[self verifier] oxpDisplayName]];
        }
    }
    else
    {
        if ([_info oo_stringForKey:@"like_ship"] == nil)
        {
            [self message:@"***** ERROR: ship does not specify model or like_ship."];
        }
    }
}
- (void)checkModel {…}
 
 
// Convert a roles string to a set of role names, discarding probabilities.
- (NSSet *)rolesFromString:(NSString *)string
{
    NSArray                     *parts = nil;
    NSMutableSet                *result = nil;
    NSUInteger                  i, count;
    NSString                    *role = nil;
    NSRange                     parenRange;
    
    if (string == nil)  return [NSSet set];
    
    parts = ScanTokensFromString(string);
    count = [parts count];
    if (count == 0)  return [NSSet set];
    
    result = [NSMutableSet setWithCapacity:count];
    for (i = 0; i != count; ++i)
    {
        role = [parts objectAtIndex:i];
        parenRange = [role rangeOfString:@"("];
        if (parenRange.location != NSNotFound)
        {
            role = [role substringToIndex:parenRange.location];
        }
        [result addObject:role];
    }
    
    return result;
}
- (NSSet *)rolesFromString:(NSString *)string {…}
 
 
- (BOOL)verifier:(OOPListSchemaVerifier *)verifier
withPropertyList:(id)rootPList
           named:(NSString *)name
    testProperty:(id)subPList
          atPath:(NSArray *)keyPath
     againstType:(NSString *)typeKey
           error:(NSError **)outError
{
    [self verboseMessage:@"- Skipping verification for type %@ at %@.%@.", typeKey, _name, [OOPListSchemaVerifier descriptionForKeyPath:keyPath]];
    return YES;
}
- (BOOL)verifier:(OOPListSchemaVerifier *)verifier {…}
 
 
- (BOOL)verifier:(OOPListSchemaVerifier *)verifier
withPropertyList:(id)rootPList
           named:(NSString *)name
 failedForProperty:(id)subPList
       withError:(NSError *)error
    expectedType:(NSDictionary *)localSchema
{
    // FIXME: use fancy new error codes to provide useful error descriptions.
    [self message:@"***** ERROR: verification of ship \"%@\" failed at \"%@\": %@", name, [error plistKeyPathDescription], [error localizedFailureReason]];
    return YES;
}
- (BOOL)verifier:(OOPListSchemaVerifier *)verifier {…}
 
@end
 
#endif