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https://github.com/gnustep/libs-gsweb.git
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d92957ccb6
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gsweb/trunk@25027 72102866-910b-0410-8b05-ffd578937521
407 lines
15 KiB
Objective-C
407 lines
15 KiB
Objective-C
/** GSWHyperlink.m - <title>GSWeb: Class GSWHyperlink</title>
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Copyright (C) 2005-2006 Free Software Foundation, Inc.
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Written by: David Wetzel <dave@turbocat.de> http://www.turbocat.de/
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Date: Jan 2006
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$Revision$
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$Date$
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$Revision$
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$Date$
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$Id$
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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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// todo disabledInContext ??
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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 GSWIMP_BOOL standardEvaluateConditionInContextIMP = NULL;
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static Class standardClass = Nil;
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static Class NSStringClass = Nil;
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//====================================================================
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@implementation GSWHyperlink
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//--------------------------------------------------------------------
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+ (void) initialize
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{
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if (self == [GSWHyperlink class])
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{
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standardClass=[GSWHyperlink class];
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NSStringClass = [NSString class];
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standardEvaluateConditionInContextIMP =
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(GSWIMP_BOOL)[self instanceMethodForSelector:evaluateConditionInContextSEL];
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};
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};
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-(void) dealloc
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{
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DESTROY(_action);
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DESTROY(_string);
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DESTROY(_pageName);
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DESTROY(_href);
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DESTROY(_disabled);
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DESTROY(_fragmentIdentifier);
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DESTROY(_secure);
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DESTROY(_queryDictionary);
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DESTROY(_actionClass);
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DESTROY(_directActionName);
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DESTROY(_otherQueryAssociations);
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[super dealloc];
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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*)template
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{
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self = [super initWithName:@"a" associations:associations template:template];
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if (!self) {
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return nil;
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}
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DESTROY(_otherQueryAssociations);
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_otherQueryAssociations = RETAIN([_associations extractObjectsForKeysWithPrefix:@"?" removePrefix: YES]);
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_otherQueryAssociations = _otherQueryAssociations == nil ||
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([_otherQueryAssociations count] <= 0) ? nil : _otherQueryAssociations;
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if ((_otherQueryAssociations != nil) && ([_otherQueryAssociations count] == 0)) {
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DESTROY(_otherQueryAssociations);
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}
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ASSIGN(_action, [_associations objectForKey: action__Key]);
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if (_action != nil) {
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[_associations removeObjectForKey: action__Key];
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}
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ASSIGN(_href, [_associations objectForKey: href__Key]);
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if (_href != nil) {
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[_associations removeObjectForKey: href__Key];
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}
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ASSIGN(_string, [_associations objectForKey: string__Key]);
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if (_string != nil) {
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[_associations removeObjectForKey: string__Key];
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}
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ASSIGN(_disabled, [_associations objectForKey: disabled__Key]);
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if (_disabled != nil) {
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[_associations removeObjectForKey: disabled__Key];
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}
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ASSIGN(_queryDictionary, [_associations objectForKey: queryDictionary__Key]);
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if (_queryDictionary != nil) {
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[_associations removeObjectForKey: queryDictionary__Key];
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}
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ASSIGN(_actionClass, [_associations objectForKey: actionClass__Key]);
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if (_actionClass != nil) {
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[_associations removeObjectForKey: actionClass__Key];
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}
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ASSIGN(_directActionName, [_associations objectForKey: directActionName__Key]);
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if (_directActionName != nil) {
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[_associations removeObjectForKey: directActionName__Key];
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}
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ASSIGN(_pageName, [_associations objectForKey: pageName__Key]);
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if (_pageName != nil) {
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[_associations removeObjectForKey: pageName__Key];
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}
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ASSIGN(_secure, [_associations objectForKey: secure__Key]);
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if (_secure != nil) {
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[_associations removeObjectForKey: secure__Key];
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}
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ASSIGN(_fragmentIdentifier, [_associations objectForKey: fragmentIdentifier__Key]);
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if (_fragmentIdentifier != nil) {
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[_associations removeObjectForKey: fragmentIdentifier__Key];
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}
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if ((_action == nil) && (_href == nil) && (_pageName == nil) &&
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(_directActionName == nil) && (_actionClass == nil)) {
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[NSException raise:NSInvalidArgumentException
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format:@"%s: Missing required attribute: 'action' or 'href' or 'pageName' or 'directActionName' or 'actionClass'",
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__PRETTY_FUNCTION__];
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}
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if ((_action != nil) && (_href != nil) || (_action != nil) && (_pageName != nil) ||
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(_href != nil) && (_pageName != nil) || (_action != nil) &&
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(_directActionName != nil) || (_href != nil) && (_directActionName != nil) || (_pageName != nil) &&
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(_directActionName != nil) || (_action != nil) && (_actionClass != nil)) {
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[NSException raise:NSInvalidArgumentException
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format:@"%s: At least two of these conflicting attributes are present: 'action', 'href', 'pageName', 'directActionName', 'actionClass'.",
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__PRETTY_FUNCTION__];
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}
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if ((_action != nil) && ([_action isValueConstant])) {
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[NSException raise:NSInvalidArgumentException
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format:@"%s: 'action' is a constant.",
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__PRETTY_FUNCTION__];
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}
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return self;
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}
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-(id) description
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{
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return [NSString stringWithFormat:@"<%s %p action: %@ actionClass: %@ directActionName: %@ href:%@ string:%@ queryDictionary: %@ otherQueryAssociations: %@ pageName: %@ fragmentIdentifier:%@ disabled:%@ secure:%@ >",
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object_get_class_name(self),
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(void*)self, _action, _actionClass, _directActionName, _href,
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_string,
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_queryDictionary, _otherQueryAssociations, _pageName,
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_fragmentIdentifier, _disabled, _secure];
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};
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// isDisabled in wo5
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- (BOOL) isDisabledInContext:(GSWContext *) context
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{
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return ((_disabled != nil) && ([_disabled boolValueInComponent: GSWContext_component(context)]));
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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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NSString * str = nil;
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id obj = nil;
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id value = nil;
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GSWComponent * component = GSWContext_component(context);
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if ([[context elementID] isEqual:[context senderID]]) {
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if ((_disabled == nil) || (![_disabled boolValueInComponent:component])) {
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if (_pageName != nil) {
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value = [_pageName valueInComponent:component];
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if (value != nil) {
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str = value; //stringValue;
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}
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}
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if (_action != nil) {
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obj = [_action valueInComponent:component];
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} else {
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if (_pageName == nil) {
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[NSException raise:NSInternalInconsistencyException
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format:@"%s: Missing page name.", __PRETTY_FUNCTION__];
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}
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if (str != nil) {
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obj = [GSWApp pageWithName:str inContext:context];
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} else {
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// CHECKME: log page name? dave@turbocat.de
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[NSException raise:NSInternalInconsistencyException
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format:@"%s: cannot find page.", __PRETTY_FUNCTION__];
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}
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}
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} else {
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#warning TODO GSWNoContentElement
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obj = nil;
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}
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if (obj == nil) {
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obj = [context page];
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}
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}
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return obj;
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}
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-(void) _appendOpenTagToResponse:(GSWResponse *) response
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inContext:(GSWContext*) context
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{
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if (! [self isDisabledInContext:context]) {
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[super _appendOpenTagToResponse:response
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inContext:context];
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}
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}
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-(void) _appendCloseTagToResponse:(GSWResponse *) response
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inContext:(GSWContext*) context
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{
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if (! [self isDisabledInContext:context]) {
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[super _appendCloseTagToResponse:response
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inContext:context];
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}
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}
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-(void) _appendQueryStringToResponse:(GSWResponse*) response
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inContext:(GSWContext*) context
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{
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NSString * str = nil;
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NSDictionary * queryDict = [self computeQueryDictionaryWithActionClassAssociation: _actionClass
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directActionNameAssociation: _directActionName
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queryDictionaryAssociation: _queryDictionary
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otherQueryAssociations: _otherQueryAssociations
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inContext: context];
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if ((queryDict != nil) && ([queryDict count] > 0)) {
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str = [queryDict encodeAsCGIFormValues];
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GSWResponse_appendContentCharacter(response,'?');
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GSWResponse_appendContentHTMLAttributeValue(response, str);
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}
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}
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-(void) _appendFragmentToResponse:(GSWResponse*) response
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inContext:(GSWContext*) context
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{
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if (_fragmentIdentifier != nil) {
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id obj = [_fragmentIdentifier valueInComponent:GSWContext_component(context)];
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if (obj != nil) {
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GSWResponse_appendContentCharacter(response,'#');
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GSWResponse_appendContentString(response, obj); // [obj stringValue] ??
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}
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}
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}
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-(void)_appendCGIActionURLToResponse:(GSWResponse*) response
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inContext:(GSWContext*) context
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{
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NSString * actionStr = [self computeActionStringWithActionClassAssociation: _actionClass
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directActionNameAssociation: _directActionName
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inContext: context];
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NSDictionary * queryDict = [self computeQueryDictionaryWithActionClassAssociation: _actionClass
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directActionNameAssociation: _directActionName
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queryDictionaryAssociation: _queryDictionary
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otherQueryAssociations: _otherQueryAssociations
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inContext: context];
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NSString * urlString = nil;
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if (_secure != nil) {
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[context _generateCompleteURLs];
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}
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urlString = [context directActionURLForActionNamed: actionStr
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queryDictionary: queryDict];
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if (_secure != nil) {
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[context _generateRelativeURLs];
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}
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GSWResponse_appendContentString(response,urlString);
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[self _appendFragmentToResponse: response inContext:context];
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}
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-(void) appendAttributesToResponse:(GSWResponse *) response
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inContext:(GSWContext*) context
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{
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id obj = nil;
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GSWComponent * component = GSWContext_component(context);
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BOOL securestuff = ((_secure != nil) && [_secure boolValueInComponent:component]);
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[super appendAttributesToResponse: response
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inContext: context];
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if (_href != nil) {
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obj = [_href valueInComponent:component];
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}
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if (_actionClass != nil || _directActionName != nil) {
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GSWResponse_appendContentCharacter(response,' ');
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GSWResponse_appendContentAsciiString(response, href__Key);
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GSWResponse_appendContentCharacter(response,'=');
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GSWResponse_appendContentCharacter(response,'"');
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[self _appendCGIActionURLToResponse:response
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inContext:context];
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GSWResponse_appendContentCharacter(response,'"');
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} else {
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if (_action != nil || _pageName != nil) {
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GSWResponse_appendContentCharacter(response,' ');
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GSWResponse_appendContentAsciiString(response, href__Key);
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GSWResponse_appendContentCharacter(response,'=');
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GSWResponse_appendContentCharacter(response,'"');
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if (securestuff) {
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[context _generateCompleteURLs];
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}
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GSWResponse_appendContentString(response,
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[context _componentActionURL]);
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if (securestuff) {
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[context _generateRelativeURLs];
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}
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[self _appendQueryStringToResponse:response inContext: context];
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[self _appendFragmentToResponse: response inContext:context];
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GSWResponse_appendContentCharacter(response,'"');
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} else {
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if (obj != nil) {
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NSString * s1 = obj; //stringValue?
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GSWResponse_appendContentCharacter(response,' ');
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GSWResponse_appendContentAsciiString(response,href__Key);
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GSWResponse_appendContentCharacter(response,'=');
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GSWResponse_appendContentCharacter(response,'"');
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if ([s1 isRelativeURL] && (![s1 isFragmentURL])) {
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NSString * s = [context _urlForResourceNamed:s1 inFramework:nil];
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if (s != nil) {
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GSWResponse_appendContentString(response,s);
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} else {
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GSWResponse_appendContentAsciiString(response,[component baseURL]);
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GSWResponse_appendContentCharacter(response,'/');
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GSWResponse_appendContentString(response,s1);
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}
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} else {
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GSWResponse_appendContentString(response,s1);
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}
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[self _appendQueryStringToResponse:response inContext: context];
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[self _appendFragmentToResponse: response inContext:context];
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GSWResponse_appendContentCharacter(response,'"');
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} else {
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if (_fragmentIdentifier != nil) {
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id obj2 = [_fragmentIdentifier valueInComponent:component];
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if (obj2 != nil) {
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GSWResponse_appendContentCharacter(response,' ');
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GSWResponse_appendContentAsciiString(response,href__Key);
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GSWResponse_appendContentCharacter(response,'=');
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GSWResponse_appendContentCharacter(response,'"');
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[self _appendQueryStringToResponse:response inContext: context];
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GSWResponse_appendContentCharacter(response,'#');
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GSWResponse_appendContentString(response,obj2); // stringValue?
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GSWResponse_appendContentCharacter(response,'"');
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}
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}
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}
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}
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}
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}
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-(void) appendContentStringToResponse:(GSWResponse *) response
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inContext:(GSWContext*) context
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{
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if (_string != nil) {
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id value = [_string valueInComponent:GSWContext_component(context)];
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if (value != nil) {
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if ([value isKindOfClass:NSStringClass]) {
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GSWResponse_appendContentString(response, value);
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} else {
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GSWResponse_appendContentString(response, [value description]);
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}
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}
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}
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}
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-(void) appendChildrenToResponse:(GSWResponse *) response
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inContext:(GSWContext*) context
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{
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[super appendChildrenToResponse:response
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inContext:context];
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[self appendContentStringToResponse:response
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inContext:context];
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}
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@end
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