mirror of
https://github.com/gnustep/libs-gsweb.git
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a70d649ad1
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gsweb/trunk@21050 72102866-910b-0410-8b05-ffd578937521
670 lines
22 KiB
Objective-C
670 lines
22 KiB
Objective-C
/** GSWRepetition.m - <title>GSWeb: Class GSWRepetition</title>
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Copyright (C) 1999-2004 Free Software Foundation, Inc.
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Written by: Manuel Guesdon <mguesdon@orange-concept.com>
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Date: Jan 1999
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$Revision$
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$Date$
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<abstract></abstract>
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This file is part of the GNUstep Web Library.
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<license>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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</license>
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**/
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#include "config.h"
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RCS_ID("$Id$")
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#include "GSWeb.h"
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static SEL prepareIterationSEL=NULL;
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static SEL objectAtIndexSEL = NULL;
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static SEL setValueInComponentSEL = NULL;
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//====================================================================
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@implementation GSWRepetition
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//--------------------------------------------------------------------
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+ (void) initialize
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{
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if (self == [GSWRepetition class])
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{
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prepareIterationSEL=@selector(_prepareIterationWithIndex:startIndex:stopIndex:list:listCount:listObjectAtIndexIMP:itemSetValueIMP:indexSetValueIMP:component:inContext:);
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objectAtIndexSEL=@selector(objectAtIndex:);
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setValueInComponentSEL=@selector(setValue:inComponent:);
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};
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};
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//--------------------------------------------------------------------
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-(id)initWithName:(NSString*)name
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associations:(NSDictionary*)associations
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contentElements:(NSArray*)elements
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{
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//OK
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LOGObjectFnStart();
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if ((self=[super initWithName:name
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associations:nil
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template:nil]))
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{
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_list=[[associations objectForKey:list__Key
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withDefaultObject:[_list autorelease]] retain];
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NSDebugMLLog(@"gswdync",@"list=%@",_list);
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_item=[[associations objectForKey:item__Key
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withDefaultObject:[_item autorelease]] retain];
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NSDebugMLLog(@"gswdync",@"item=%@",_item);
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if (_item && ![_item isValueSettable])
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{
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ExceptionRaise0(@"GSWRepetition",@"'item' parameter must be settable");
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};
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_identifier=[[associations objectForKey:identifier__Key
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withDefaultObject:[_identifier autorelease]] retain];
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NSDebugMLLog(@"gswdync",@"identifier=%@",_identifier);
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_count=[[associations objectForKey:count__Key
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withDefaultObject:[_count autorelease]] retain];
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NSDebugMLLog(@"gswdync",@"count=%@",_count);
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_index=[[associations objectForKey:index__Key
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withDefaultObject:[_index autorelease]] retain];
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NSDebugMLLog(@"gswdync",@"index=%@",_index);
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if (_index && ![_index isValueSettable])
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{
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ExceptionRaise0(@"GSWRepetition",@"'index' parameter must be settable");
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};
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if (!WOStrictFlag)
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{
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_startIndex=[[associations objectForKey:startIndex__Key
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withDefaultObject:[_startIndex autorelease]] retain];
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NSDebugMLLog(@"gswdync",@"startIndex=%@",_startIndex);
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_stopIndex=[[associations objectForKey:stopIndex__Key
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withDefaultObject:[_stopIndex autorelease]] retain];
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NSDebugMLLog(@"gswdync",@"stopIndex=%@",_stopIndex);
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};
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if (elements)
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{
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_childrenGroup=[[GSWHTMLStaticGroup alloc]initWithContentElements:elements];
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};
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};
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LOGObjectFnStop();
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return self;
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};
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//--------------------------------------------------------------------
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-(id)initWithName:(NSString*)name
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associations:(NSDictionary*)associations
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template:(GSWElement*)templateElement
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{
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LOGObjectFnStart();
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self=[self initWithName:name
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associations:associations
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contentElements:templateElement ? [NSArray arrayWithObject:templateElement] : nil];
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LOGObjectFnStop();
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return self;
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};
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//--------------------------------------------------------------------
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-(void)dealloc
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{
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DESTROY(_list);
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DESTROY(_item);
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DESTROY(_identifier);
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DESTROY(_count);
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DESTROY(_index);
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DESTROY(_startIndex);
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DESTROY(_stopIndex);
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DESTROY(_childrenGroup);
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[super dealloc];
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}
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//--------------------------------------------------------------------
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-(void)setDeclarationName:(NSString*)declarationName
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{
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[super setDeclarationName:declarationName];
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if (declarationName && _childrenGroup)
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[_childrenGroup setDeclarationName:[declarationName stringByAppendingString:@"-StaticGroup"]];
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};
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//--------------------------------------------------------------------
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-(NSString*)description
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{
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return [NSString stringWithFormat:@"<%s %p>",
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object_get_class_name(self),
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(void*)self];
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};
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@end
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//====================================================================
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@implementation GSWRepetition (GSWRepetitionA)
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-(void)getParameterValuesReturnList:(NSArray**)listValuePtr
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listCount:(int*)listCountPtr
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count:(int*)countValuePtr
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startIndex:(int*)startIndexValuePtr
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stopIndex:(int*)stopIndexValuePtr
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withComponent:(GSWComponent*)component
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{
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LOGObjectFnStart();
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NSDebugMLLog(@"gswdync",@"_list=%@",_list);
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if (_list)
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{
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*listValuePtr=[_list valueInComponent:component];
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NSAssert2(!(*listValuePtr) || [(*listValuePtr) respondsToSelector:@selector(count)],
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@"The list (%@) (of class:%@) doesn't respond to 'count'",
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_list,
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[(*listValuePtr) class]);
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*listCountPtr=[(*listValuePtr) count];
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*countValuePtr=*listCountPtr;
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NSDebugMLLog(@"gswdync",@"list count=%d",*countValuePtr);
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}
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else
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*listCountPtr=0;
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NSDebugMLLog(@"gswdync",@"_count=%@",_count);
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if (_count)
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{
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id tmpCountValue=[_count valueInComponent:component];
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int tmpCount=0;
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NSAssert3(!tmpCountValue || [tmpCountValue respondsToSelector:@selector(intValue)],
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@"The 'count' (%@) value %@ (of class:%@) doesn't respond to 'intValue'",
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_count,
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tmpCountValue,
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[tmpCountValue class]);
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tmpCount=[tmpCountValue intValue];
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NSDebugMLLog(@"gswdync",@"tmpCount=%d",tmpCount);
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if (_list)
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*countValuePtr=min(tmpCount,(*countValuePtr));
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else
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*countValuePtr=tmpCount;
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};
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if (WOStrictFlag)
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*stopIndexValuePtr=(*countValuePtr)-1;
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else
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{
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NSDebugMLLog(@"gswdync",@"_startIndex=%@",_startIndex);
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if (_startIndex)
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{
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id tmpStartIndexValue=[_startIndex valueInComponent:component];
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NSAssert3(!tmpStartIndexValue || [tmpStartIndexValue respondsToSelector:@selector(intValue)],
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@"The 'startIndex' (%@) value %@ (of class:%@) doesn't respond to 'intValue'",
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_count,
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tmpStartIndexValue,
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[tmpStartIndexValue class]);
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*startIndexValuePtr=[tmpStartIndexValue intValue];
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*startIndexValuePtr=max(0,(*startIndexValuePtr));
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}
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else
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*startIndexValuePtr=0;
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NSDebugMLLog(@"gswdync",@"*startIndexValuePtr=%d",(*startIndexValuePtr));
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NSDebugMLLog(@"gswdync",@"_stopIndex=%@",_stopIndex);
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if (_stopIndex)
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{
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id tmpStopIndexValue=[_stopIndex valueInComponent:component];
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NSAssert3(!tmpStopIndexValue || [tmpStopIndexValue respondsToSelector:@selector(intValue)],
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@"The 'startIndex' (%@) value %@ (of class:%@) doesn't respond to 'intValue'",
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_count,
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tmpStopIndexValue,
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[tmpStopIndexValue class]);
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*stopIndexValuePtr=[tmpStopIndexValue intValue];
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NSDebugMLLog(@"gswdync",@"*stopIndexValuePtr=%d",(*stopIndexValuePtr));
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if (_count) // if not count, just take start and stop index
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{
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if ((*countValuePtr)>((*stopIndexValuePtr)+1))
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*countValuePtr=(*stopIndexValuePtr)+1;
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else
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*stopIndexValuePtr=(*countValuePtr)-1;
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}
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else
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*countValuePtr=(*stopIndexValuePtr)+1;
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NSDebugMLLog(@"gswdync",@"*stopIndexValuePtr=%d",(*stopIndexValuePtr));
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NSDebugMLLog(@"gswdync",@"*countValuePtr=%d",(*countValuePtr));
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}
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else
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*stopIndexValuePtr=(*countValuePtr)-1;
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NSDebugMLLog(@"gswdync",@"*stopIndexValuePtr=%d",(*stopIndexValuePtr));
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};
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NSDebugMLLog(@"gswdync",@"PARAMETERS: list: %p startIndex: %d stopIndex: %d count: %d",
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*listValuePtr,
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*startIndexValuePtr,
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*stopIndexValuePtr,
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*countValuePtr);
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LOGObjectFnStop();
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};
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//--------------------------------------------------------------------
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-(void)_prepareIterationWithIndex:(unsigned int)currentIndex
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startIndex:(unsigned int)startIndex
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stopIndex:(unsigned int)stopIndex
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list:(NSArray*)list
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listCount:(unsigned int)listCount
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listObjectAtIndexIMP:(IMP)oaiIMP
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itemSetValueIMP:(IMP)itemSetValueIMP
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indexSetValueIMP:(IMP)indexSetValueIMP
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component:(GSWComponent*)component
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inContext:(GSWContext*)context
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{
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LOGObjectFnStart();
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NS_DURING
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{
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NSDebugMLLog(@"gswdync",@"currentIndex=%d startIndex=%d stopIndex=%d",
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currentIndex,startIndex,stopIndex);
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NSDebugMLLog(@"gswdync",@"_index=%@",_index);
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NSDebugMLLog(@"gswdync",@"_item=%@",_item);
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if (_list && _item)
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{
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if (listCount>currentIndex)
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{
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NSDebugMLLog(@"gswdync",@"[list objectAtIndex:%d]=%@",currentIndex,[list objectAtIndex:currentIndex]);
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(*itemSetValueIMP)(_item,setValueInComponentSEL,
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(*oaiIMP)(list,objectAtIndexSEL,currentIndex),
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component);
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}
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else
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{
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//NSLog(@"startOneIterationWithIndex SKIPPING setValue:inComponent index=%d list.count=%d",currentIndex, [list count]);
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};
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};
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if (_index)
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(*indexSetValueIMP)(_index,setValueInComponentSEL,
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GSWIntNumber(currentIndex),component);
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if (currentIndex==startIndex)
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GSWContext_appendZeroElementIDComponent(context);
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else
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GSWContext_incrementLastElementIDComponent(context);
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}
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NS_HANDLER
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{
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localException=ExceptionByAddingUserInfoObjectFrameInfo0(localException,@"In startOneIterationWithIndex");
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[localException raise];
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}
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NS_ENDHANDLER;
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LOGObjectFnStop();
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};
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//--------------------------------------------------------------------
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-(void)_cleanupAfterIterationsWithItemSetValueIMP:(IMP)itemSetValueIMP
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indexSetValueIMP:(IMP)indexSetValueIMP
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component:(GSWComponent*)component
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inContext:(GSWContext*)context
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{
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LOGObjectFnStart();
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NS_DURING
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{
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if (_list && _item)
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(*itemSetValueIMP)(_item,setValueInComponentSEL,
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nil,component);
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if (_index)
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(*indexSetValueIMP)(_index,setValueInComponentSEL,
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GSWIntNumber(0),component);
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GSWContext_deleteLastElementIDComponent(context);
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}
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NS_HANDLER
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{
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localException=ExceptionByAddingUserInfoObjectFrameInfo0(localException,@"In cleanupAfterIterations");
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[localException raise];
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}
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NS_ENDHANDLER;
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LOGObjectFnStop();
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};
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//--------------------------------------------------------------------
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-(void)appendToResponse:(GSWResponse*)response
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inContext:(GSWContext*)context
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{
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GSWComponent* component=nil;
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NSArray* listValue=nil;
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int listCount=0;
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int i=0;
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int countValue=0;
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int startIndexValue = 0;
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int stopIndexValue = 0;
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GSWDeclareDebugElementIDsCount(context);
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GSWDeclareDebugElementID(context);
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LOGObjectFnStart();
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GSWStartElement(context);
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GSWSaveAppendToResponseElementID(context);
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component=GSWContext_component(context);
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[self getParameterValuesReturnList:&listValue
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listCount:&listCount
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count:&countValue
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startIndex:&startIndexValue
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stopIndex:&stopIndexValue
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withComponent:component];
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NSDebugMLLog(@"gswdync",@"countValue=%d",countValue);
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if (startIndexValue<=stopIndexValue)
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{
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IMP prepareIterationIMP=[self methodForSelector:prepareIterationSEL];
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IMP listOAIIMP=[listValue methodForSelector:objectAtIndexSEL];
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IMP itemSetValueIMP=[_item methodForSelector:setValueInComponentSEL];
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IMP indexSetValueIMP=[_index methodForSelector:setValueInComponentSEL];
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[context incrementLoopLevel];
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for(i=startIndexValue;i<=stopIndexValue;i++)
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{
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(*prepareIterationIMP)(self,prepareIterationSEL,
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i,startIndexValue,stopIndexValue,
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listValue,listCount,
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listOAIIMP,
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itemSetValueIMP,indexSetValueIMP,
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component,context);
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GSWContext_appendZeroElementIDComponent(context);
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[_childrenGroup appendToResponse:response
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inContext:context];
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GSWContext_deleteLastElementIDComponent(context);
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};
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[self _cleanupAfterIterationsWithItemSetValueIMP:itemSetValueIMP
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indexSetValueIMP:indexSetValueIMP
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component:component
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inContext:context];
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[context decrementLoopLevel];
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};
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GSWStopElement(context);
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GSWAssertDebugElementIDsCount(context);
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GSWAssertDebugElementID(context);
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LOGObjectFnStop();
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};
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//--------------------------------------------------------------------
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-(GSWElement*)invokeActionForRequest:(GSWRequest*)request
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inContext:(GSWContext*)context
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{
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//OK
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GSWElement* element=nil;
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BOOL isInForm=NO;
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GSWDeclareDebugElementIDsCount(context);
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LOGObjectFnStart();
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GSWStartElement(context);
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isInForm=[context isInForm];
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NSDebugMLLog(@"gswdync",@"isInForm=%s",isInForm ? "YES" : "NO");
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if (isInForm)
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element=[self _slowInvokeActionForRequest:request
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inContext:context];
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else
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element=[self _fastInvokeActionForRequest:request
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inContext:context];
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NSDebugMLLog(@"gswdync",@"element=%@",element);
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GSWStopElement(context);
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GSWAssertDebugElementIDsCount(context);
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LOGObjectFnStop();
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return element;
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};
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//--------------------------------------------------------------------
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-(void)takeValuesFromRequest:(GSWRequest*)request
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inContext:(GSWContext*)context
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{
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GSWComponent* component=nil;
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NSArray* listValue=nil;
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int listCount=0;
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int i=0;
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int countValue=0;
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int startIndexValue = 0;
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int stopIndexValue = 0;
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GSWDeclareDebugElementIDsCount(context);
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GSWDeclareDebugElementID(context);
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LOGObjectFnStart();
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GSWStartElement(context);
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GSWAssertCorrectElementID(context);
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component=GSWContext_component(context);
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[self getParameterValuesReturnList:&listValue
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listCount:&listCount
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count:&countValue
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startIndex:&startIndexValue
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stopIndex:&stopIndexValue
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withComponent:component];
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if (startIndexValue<=stopIndexValue)
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{
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IMP prepareIterationIMP=[self methodForSelector:prepareIterationSEL];
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IMP listOAIIMP=[listValue methodForSelector:objectAtIndexSEL];
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IMP itemSetValueIMP=[_item methodForSelector:setValueInComponentSEL];
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IMP indexSetValueIMP=[_index methodForSelector:setValueInComponentSEL];
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[context incrementLoopLevel];
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for(i=startIndexValue;i<=stopIndexValue;i++)
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{
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(*prepareIterationIMP)(self,prepareIterationSEL,
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i,startIndexValue,stopIndexValue,
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listValue,listCount,
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listOAIIMP,
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itemSetValueIMP,indexSetValueIMP,
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component,context);
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GSWContext_appendZeroElementIDComponent(context);
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[_childrenGroup takeValuesFromRequest:request
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inContext:context];
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GSWContext_deleteLastElementIDComponent(context);
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};
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[self _cleanupAfterIterationsWithItemSetValueIMP:itemSetValueIMP
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indexSetValueIMP:indexSetValueIMP
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component:component
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inContext:context];
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[context decrementLoopLevel];
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};
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GSWStopElement(context);
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GSWAssertDebugElementIDsCount(context);
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GSWAssertDebugElementID(context);
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LOGObjectFnStop();
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};
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//--------------------------------------------------------------------
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-(GSWElement*)_slowInvokeActionForRequest:(GSWRequest*)request
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inContext:(GSWContext*)context
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{
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//OK
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GSWElement* element=nil;
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GSWComponent* component=nil;
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NSArray* listValue=nil;
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int listCount=0;
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int i=0;
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int countValue=0;
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int startIndexValue = 0;
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int stopIndexValue = 0;
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GSWDeclareDebugElementIDsCount(context);
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GSWDeclareDebugElementID(context);
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LOGObjectFnStart();
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GSWStartElement(context);
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component=GSWContext_component(context);
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[self getParameterValuesReturnList:&listValue
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listCount:&listCount
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count:&countValue
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startIndex:&startIndexValue
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stopIndex:&stopIndexValue
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withComponent:component];
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if (startIndexValue<=stopIndexValue)
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{
|
|
IMP prepareIterationIMP=[self methodForSelector:prepareIterationSEL];
|
|
IMP listOAIIMP=[listValue methodForSelector:objectAtIndexSEL];
|
|
IMP itemSetValueIMP=[_item methodForSelector:setValueInComponentSEL];
|
|
IMP indexSetValueIMP=[_index methodForSelector:setValueInComponentSEL];
|
|
|
|
[context incrementLoopLevel];
|
|
|
|
for(i=startIndexValue;!element && i<=stopIndexValue;i++)
|
|
{
|
|
(*prepareIterationIMP)(self,prepareIterationSEL,
|
|
i,startIndexValue,stopIndexValue,
|
|
listValue,listCount,
|
|
listOAIIMP,
|
|
itemSetValueIMP,indexSetValueIMP,
|
|
component,context);
|
|
|
|
GSWContext_appendZeroElementIDComponent(context);
|
|
|
|
element=[_childrenGroup invokeActionForRequest:request
|
|
inContext:context];
|
|
NSAssert3(!element || [element isKindOfClass:[GSWElement class]],
|
|
@"_childrenGroup=%@ Element is a %@ not a GSWElement: %@",
|
|
_childrenGroup,
|
|
[element class],
|
|
element);
|
|
|
|
GSWContext_deleteLastElementIDComponent(context);
|
|
};
|
|
|
|
[self _cleanupAfterIterationsWithItemSetValueIMP:itemSetValueIMP
|
|
indexSetValueIMP:indexSetValueIMP
|
|
component:component
|
|
inContext:context];
|
|
|
|
[context decrementLoopLevel];
|
|
};
|
|
|
|
|
|
|
|
GSWStopElement(context);
|
|
GSWAssertDebugElementIDsCount(context);
|
|
GSWAssertDebugElementID(context);
|
|
|
|
LOGObjectFnStop();
|
|
|
|
return element;
|
|
};
|
|
|
|
//--------------------------------------------------------------------
|
|
-(GSWElement*)_fastInvokeActionForRequest:(GSWRequest*)request
|
|
inContext:(GSWContext*)aContext
|
|
{
|
|
GSWElement* element=nil;
|
|
NSString* senderID=nil;
|
|
NSString* elementID=nil;
|
|
GSWDeclareDebugElementIDsCount(aContext);
|
|
GSWDeclareDebugElementID(aContext);
|
|
|
|
LOGObjectFnStart();
|
|
|
|
GSWStartElement(aContext);
|
|
|
|
senderID=GSWContext_senderID(aContext);
|
|
NSDebugMLLog(@"gswdync",@"senderID=%@",senderID);
|
|
|
|
elementID=GSWContext_elementID(aContext);
|
|
|
|
if ([senderID hasPrefix:elementID])
|
|
{
|
|
int countValue=0;
|
|
NSArray* listValue=nil;
|
|
int listCount=0;
|
|
int startIndexValue = 0;
|
|
int stopIndexValue = 0;
|
|
int i=0;
|
|
GSWComponent* component=GSWContext_component(aContext);
|
|
|
|
[self getParameterValuesReturnList:&listValue
|
|
listCount:&listCount
|
|
count:&countValue
|
|
startIndex:&startIndexValue
|
|
stopIndex:&stopIndexValue
|
|
withComponent:component];
|
|
|
|
|
|
if (startIndexValue<=stopIndexValue)
|
|
{
|
|
IMP prepareIterationIMP=[self methodForSelector:prepareIterationSEL];
|
|
IMP listOAIIMP=[listValue methodForSelector:objectAtIndexSEL];
|
|
IMP itemSetValueIMP=[_item methodForSelector:setValueInComponentSEL];
|
|
IMP indexSetValueIMP=[_index methodForSelector:setValueInComponentSEL];
|
|
|
|
[aContext incrementLoopLevel];
|
|
|
|
for(i=startIndexValue;!element && i<=stopIndexValue;i++)
|
|
{
|
|
(*prepareIterationIMP)(self,prepareIterationSEL,
|
|
i,startIndexValue,stopIndexValue,
|
|
listValue,listCount,
|
|
listOAIIMP,
|
|
itemSetValueIMP,indexSetValueIMP,
|
|
component,aContext);
|
|
|
|
GSWContext_appendZeroElementIDComponent(aContext);
|
|
|
|
element=[_childrenGroup invokeActionForRequest:request
|
|
inContext:aContext];
|
|
NSDebugMLLog(@"gswdync",@"element=%@",element);
|
|
|
|
GSWContext_deleteLastElementIDComponent(aContext);
|
|
};
|
|
|
|
[self _cleanupAfterIterationsWithItemSetValueIMP:itemSetValueIMP
|
|
indexSetValueIMP:indexSetValueIMP
|
|
component:component
|
|
inContext:aContext];
|
|
|
|
[aContext decrementLoopLevel];
|
|
};
|
|
};
|
|
|
|
GSWStopElement(aContext);
|
|
GSWAssertDebugElementIDsCount(aContext);
|
|
GSWAssertDebugElementID(aContext);
|
|
|
|
LOGObjectFnStop();
|
|
|
|
return element;
|
|
};
|
|
|
|
|
|
|
|
@end
|
|
|