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-rw-r--r--src/xmlreader.cpp170
1 files changed, 86 insertions, 84 deletions
diff --git a/src/xmlreader.cpp b/src/xmlreader.cpp
index 18df69c..38cad5f 100644
--- a/src/xmlreader.cpp
+++ b/src/xmlreader.cpp
@@ -1,32 +1,49 @@
1#include "xmlreader.h" 1#include "bu/xmlreader.h"
2#include "exceptions.h" 2#include "bu/exceptions.h"
3#include <string.h> 3#include <string.h>
4#include "hashfunctionstring.h"
5 4
6XmlReader::XmlReader( bool bStrip ) : 5XmlReader::XmlReader( Bu::Stream &sIn, bool bStrip ) :
7 bStrip( bStrip ), 6 sIn( sIn ),
8 htEntity( new HashFunctionString(), 11 ) 7 bStrip( bStrip )
9{ 8{
9 buildDoc();
10} 10}
11 11
12XmlReader::~XmlReader() 12XmlReader::~XmlReader()
13{ 13{
14 void *i = htEntity.getFirstItemPos(); 14}
15 while( (i = htEntity.getNextItemPos( i ) ) ) 15
16char XmlReader::getChar( int nIndex )
17{
18 if( sBuf.getSize() <= nIndex )
16 { 19 {
17 free( (char *)(htEntity.getItemID( i )) ); 20 int nInc = nIndex-sBuf.getSize()+1;
18 delete (StaticString *)htEntity.getItemData( i ); 21 char *buf = new char[nInc];
22 sIn.read( buf, nInc );
23 sBuf.append( buf, nInc );
24 delete[] buf;
19 } 25 }
26
27 return sBuf[nIndex];
20} 28}
21 29
22void XmlReader::addEntity( const char *name, const char *value ) 30void XmlReader::usedChar( int nAmnt )
23{ 31{
24 if( htEntity[name] ) return; 32 if( nAmnt >= sBuf.getSize() )
25 33 {
26 char *sName = strdup( name ); 34 sBuf.clear();
27 StaticString *sValue = new StaticString( value ); 35 }
36 else
37 {
38 char *s = sBuf.getStr();
39 memcpy( s, s+nAmnt, sBuf.getSize()-nAmnt );
40 sBuf.resize( sBuf.getSize()-nAmnt );
41 }
42}
28 43
29 htEntity.insert( sName, sValue ); 44void XmlReader::addEntity( const Bu::FString &name, const Bu::FString &value )
45{
46 htEntity[name] = value;
30} 47}
31 48
32#define gcall( x ) if( x == false ) return false; 49#define gcall( x ) if( x == false ) return false;
@@ -99,7 +116,7 @@ void XmlReader::entity()
99 { 116 {
100 usedChar( 2 ); 117 usedChar( 2 );
101 ws(); 118 ws();
102 std::string buf; 119 Bu::FString buf;
103 for(;;) 120 for(;;)
104 { 121 {
105 char chr = getChar(); 122 char chr = getChar();
@@ -111,7 +128,7 @@ void XmlReader::entity()
111 if( strcmp( buf.c_str(), "ENTITY") == 0 ) 128 if( strcmp( buf.c_str(), "ENTITY") == 0 )
112 { 129 {
113 ws(); 130 ws();
114 std::string name; 131 Bu::FString name;
115 for(;;) 132 for(;;)
116 { 133 {
117 char chr = getChar(); 134 char chr = getChar();
@@ -124,21 +141,19 @@ void XmlReader::entity()
124 usedChar(); 141 usedChar();
125 if( quot != '\'' && quot != '\"' ) 142 if( quot != '\'' && quot != '\"' )
126 { 143 {
127 throw XmlException( 144 throw Bu::XmlException(
128 "Only quoted entity values are supported." 145 "Only quoted entity values are supported."
129 ); 146 );
130 } 147 }
131 std::string value; 148 Bu::FString value;
132 for(;;) 149 for(;;)
133 { 150 {
134 char chr = getChar(); 151 char chr = getChar();
135 usedChar(); 152 usedChar();
136 if( chr == '&' ) 153 if( chr == '&' )
137 { 154 {
138 StaticString *tmp = getEscape(); 155 Bu::FString tmp = getEscape();
139 if( tmp == NULL ) throw XmlException("Entity thing"); 156 value += tmp;
140 value += tmp->getString();
141 delete tmp;
142 } 157 }
143 else if( chr == quot ) 158 else if( chr == quot )
144 { 159 {
@@ -158,7 +173,7 @@ void XmlReader::entity()
158 } 173 }
159 else 174 else
160 { 175 {
161 throw XmlException( 176 throw Bu::XmlException(
162 "Malformed ENTITY: unexpected '%c' found.", 177 "Malformed ENTITY: unexpected '%c' found.",
163 getChar() 178 getChar()
164 ); 179 );
@@ -166,7 +181,7 @@ void XmlReader::entity()
166 } 181 }
167 else 182 else
168 { 183 {
169 throw XmlException( 184 throw Bu::XmlException(
170 "Unsupported header symbol: %s", 185 "Unsupported header symbol: %s",
171 buf.c_str() 186 buf.c_str()
172 ); 187 );
@@ -203,12 +218,12 @@ bool XmlReader::node()
203 } 218 }
204 else 219 else
205 { 220 {
206 throw XmlException("Close node in singleNode malformed!"); 221 throw Bu::XmlException("Close node in singleNode malformed!");
207 } 222 }
208 } 223 }
209 else 224 else
210 { 225 {
211 throw XmlException("Close node expected, but not found."); 226 throw Bu::XmlException("Close node expected, but not found.");
212 return false; 227 return false;
213 } 228 }
214 229
@@ -224,7 +239,7 @@ bool XmlReader::startNode()
224 if( getChar() == '/' ) 239 if( getChar() == '/' )
225 { 240 {
226 // Heh, it's actually a close node, go figure 241 // Heh, it's actually a close node, go figure
227 FlexBuf fbName; 242 Bu::FString sName;
228 usedChar(); 243 usedChar();
229 gcall( ws() ); 244 gcall( ws() );
230 245
@@ -235,19 +250,19 @@ bool XmlReader::startNode()
235 { 250 {
236 // Here we actually compare the name we got to the name 251 // Here we actually compare the name we got to the name
237 // we already set, they have to match exactly. 252 // we already set, they have to match exactly.
238 if( !strcasecmp( getCurrent()->getName(), fbName.getData() ) ) 253 if( getCurrent()->getName() == sName )
239 { 254 {
240 closeNode(); 255 closeNode();
241 break; 256 break;
242 } 257 }
243 else 258 else
244 { 259 {
245 throw XmlException("Got a mismatched node close tag."); 260 throw Bu::XmlException("Got a mismatched node close tag.");
246 } 261 }
247 } 262 }
248 else 263 else
249 { 264 {
250 fbName.appendData( chr ); 265 sName += chr;
251 usedChar(); 266 usedChar();
252 } 267 }
253 } 268 }
@@ -260,13 +275,13 @@ bool XmlReader::startNode()
260 } 275 }
261 else 276 else
262 { 277 {
263 throw XmlException("Got extra junk data instead of node close tag."); 278 throw Bu::XmlException("Got extra junk data instead of node close tag.");
264 } 279 }
265 } 280 }
266 else 281 else
267 { 282 {
268 // We're good, format is consistant 283 // We're good, format is consistant
269 addNode(); 284 //addNode();
270 285
271 // Skip extra whitespace 286 // Skip extra whitespace
272 gcall( ws() ); 287 gcall( ws() );
@@ -278,7 +293,7 @@ bool XmlReader::startNode()
278 } 293 }
279 else 294 else
280 { 295 {
281 throw XmlException("Expected to find node opening char, '<'."); 296 throw Bu::XmlException("Expected to find node opening char, '<'.");
282 } 297 }
283 298
284 return true; 299 return true;
@@ -286,19 +301,19 @@ bool XmlReader::startNode()
286 301
287bool XmlReader::name() 302bool XmlReader::name()
288{ 303{
289 FlexBuf fbName; 304 Bu::FString sName;
290 305
291 while( true ) 306 while( true )
292 { 307 {
293 char chr = getChar(); 308 char chr = getChar();
294 if( isws( chr ) || chr == '>' || chr == '/' ) 309 if( isws( chr ) || chr == '>' || chr == '/' )
295 { 310 {
296 setName( fbName.getData() ); 311 addNode( sName );
297 return true; 312 return true;
298 } 313 }
299 else 314 else
300 { 315 {
301 fbName.appendData( chr ); 316 sName += chr;
302 usedChar(); 317 usedChar();
303 } 318 }
304 } 319 }
@@ -325,7 +340,7 @@ bool XmlReader::paramlist()
325 return true; 340 return true;
326} 341}
327 342
328StaticString *XmlReader::getEscape() 343Bu::FString XmlReader::getEscape()
329{ 344{
330 if( getChar( 1 ) == '#' ) 345 if( getChar( 1 ) == '#' )
331 { 346 {
@@ -349,12 +364,12 @@ StaticString *XmlReader::getEscape()
349 buf[0] = (char)strtol( buf, (char **)NULL, base ); 364 buf[0] = (char)strtol( buf, (char **)NULL, base );
350 buf[1] = '\0'; 365 buf[1] = '\0';
351 366
352 return new StaticString( buf ); 367 return buf;
353 } 368 }
354 else 369 else
355 { 370 {
356 // ...otherwise replace with the appropriate string... 371 // ...otherwise replace with the appropriate string...
357 std::string buf; 372 Bu::FString buf;
358 usedChar(); 373 usedChar();
359 for(;;) 374 for(;;)
360 { 375 {
@@ -364,18 +379,14 @@ StaticString *XmlReader::getEscape()
364 buf += cbuf; 379 buf += cbuf;
365 } 380 }
366 381
367 StaticString *tmp = (StaticString *)htEntity[buf.c_str()]; 382 return htEntity[buf];
368 if( tmp == NULL ) return NULL;
369
370 StaticString *ret = new StaticString( *tmp );
371 return ret;
372 } 383 }
373} 384}
374 385
375bool XmlReader::param() 386bool XmlReader::param()
376{ 387{
377 FlexBuf fbName; 388 Bu::FString sName;
378 FlexBuf fbValue; 389 Bu::FString sValue;
379 390
380 while( true ) 391 while( true )
381 { 392 {
@@ -386,7 +397,7 @@ bool XmlReader::param()
386 } 397 }
387 else 398 else
388 { 399 {
389 fbName.appendData( chr ); 400 sName.append( chr );
390 usedChar(); 401 usedChar();
391 } 402 }
392 } 403 }
@@ -411,21 +422,18 @@ bool XmlReader::param()
411 if( chr == '"' ) 422 if( chr == '"' )
412 { 423 {
413 usedChar(); 424 usedChar();
414 addProperty( fbName.getData(), fbValue.getData() ); 425 addProperty( sName.getStr(), sValue.getStr() );
415 return true; 426 return true;
416 } 427 }
417 else 428 else
418 { 429 {
419 if( chr == '&' ) 430 if( chr == '&' )
420 { 431 {
421 StaticString *tmp = getEscape(); 432 sValue += getEscape();
422 if( tmp == NULL ) return false;
423 fbValue.appendData( tmp->getString() );
424 delete tmp;
425 } 433 }
426 else 434 else
427 { 435 {
428 fbValue.appendData( chr ); 436 sValue += chr;
429 usedChar(); 437 usedChar();
430 } 438 }
431 } 439 }
@@ -439,21 +447,18 @@ bool XmlReader::param()
439 chr = getChar(); 447 chr = getChar();
440 if( isws( chr ) || chr == '/' || chr == '>' ) 448 if( isws( chr ) || chr == '/' || chr == '>' )
441 { 449 {
442 addProperty( fbName.getData(), fbValue.getData() ); 450 addProperty( sName.getStr(), sValue.getStr() );
443 return true; 451 return true;
444 } 452 }
445 else 453 else
446 { 454 {
447 if( chr == '&' ) 455 if( chr == '&' )
448 { 456 {
449 StaticString *tmp = getEscape(); 457 sValue += getEscape();
450 if( tmp == NULL ) return false;
451 fbValue.appendData( tmp->getString() );
452 delete tmp;
453 } 458 }
454 else 459 else
455 { 460 {
456 fbValue.appendData( chr ); 461 sValue += chr;
457 usedChar(); 462 usedChar();
458 } 463 }
459 } 464 }
@@ -462,7 +467,7 @@ bool XmlReader::param()
462 } 467 }
463 else 468 else
464 { 469 {
465 throw XmlException("Expected an equals to seperate the params."); 470 throw Bu::XmlException("Expected an equals to seperate the params.");
466 return false; 471 return false;
467 } 472 }
468 473
@@ -471,7 +476,7 @@ bool XmlReader::param()
471 476
472bool XmlReader::content() 477bool XmlReader::content()
473{ 478{
474 FlexBuf fbContent; 479 Bu::FString sContent;
475 480
476 if( bStrip ) gcall( ws() ); 481 if( bStrip ) gcall( ws() );
477 482
@@ -482,37 +487,37 @@ bool XmlReader::content()
482 { 487 {
483 if( getChar(1) == '/' ) 488 if( getChar(1) == '/' )
484 { 489 {
485 if( fbContent.getLength() > 0 ) 490 if( sContent.getSize() > 0 )
486 { 491 {
487 if( bStrip ) 492 if( bStrip )
488 { 493 {
489 int j; 494 int j;
490 for( j = fbContent.getLength()-1; isws(fbContent.getData()[j]); j-- ); 495 for( j = sContent.getSize()-1; isws(sContent[j]); j-- );
491 ((char *)fbContent.getData())[j+1] = '\0'; 496 sContent[j+1] = '\0';
492 } 497 }
493 setContent( fbContent.getData() ); 498 setContent( sContent.getStr() );
494 } 499 }
495 usedChar( 2 ); 500 usedChar( 2 );
496 gcall( ws() ); 501 gcall( ws() );
497 FlexBuf fbName; 502 Bu::FString sName;
498 while( true ) 503 while( true )
499 { 504 {
500 chr = getChar(); 505 chr = getChar();
501 if( isws( chr ) || chr == '>' ) 506 if( isws( chr ) || chr == '>' )
502 { 507 {
503 if( !strcasecmp( getCurrent()->getName(), fbName.getData() ) ) 508 if( !strcasecmp( getCurrent()->getName().getStr(), sName.getStr() ) )
504 { 509 {
505 closeNode(); 510 closeNode();
506 break; 511 break;
507 } 512 }
508 else 513 else
509 { 514 {
510 throw XmlException("Mismatched close tag found: <%s> to <%s>.", getCurrent()->getName(), fbName.getData() ); 515 throw Bu::XmlException("Mismatched close tag found: <%s> to <%s>.", getCurrent()->getName().getStr(), sName.getStr() );
511 } 516 }
512 } 517 }
513 else 518 else
514 { 519 {
515 fbName.appendData( chr ); 520 sName += chr;
516 usedChar(); 521 usedChar();
517 } 522 }
518 } 523 }
@@ -524,7 +529,7 @@ bool XmlReader::content()
524 } 529 }
525 else 530 else
526 { 531 {
527 throw XmlException("Malformed close tag."); 532 throw Bu::XmlException("Malformed close tag.");
528 } 533 }
529 } 534 }
530 else if( getChar(1) == '!' ) 535 else if( getChar(1) == '!' )
@@ -534,7 +539,7 @@ bool XmlReader::content()
534 getChar(3) != '-' ) 539 getChar(3) != '-' )
535 { 540 {
536 // Not a valid XML comment 541 // Not a valid XML comment
537 throw XmlException("Malformed comment start tag found."); 542 throw Bu::XmlException("Malformed comment start tag found.");
538 } 543 }
539 544
540 usedChar( 4 ); 545 usedChar( 4 );
@@ -549,7 +554,7 @@ bool XmlReader::content()
549 // The next one has to be a '>' now 554 // The next one has to be a '>' now
550 if( getChar( 2 ) != '>' ) 555 if( getChar( 2 ) != '>' )
551 { 556 {
552 throw XmlException("Malformed comment close tag found. You cannot have a '--' that isn't followed by a '>' in a comment."); 557 throw Bu::XmlException("Malformed comment close tag found. You cannot have a '--' that isn't followed by a '>' in a comment.");
553 } 558 }
554 usedChar( 3 ); 559 usedChar( 3 );
555 break; 560 break;
@@ -569,16 +574,16 @@ bool XmlReader::content()
569 } 574 }
570 else 575 else
571 { 576 {
572 if( fbContent.getLength() > 0 ) 577 if( sContent.getSize() > 0 )
573 { 578 {
574 if( bStrip ) 579 if( bStrip )
575 { 580 {
576 int j; 581 int j;
577 for( j = fbContent.getLength()-1; isws(fbContent.getData()[j]); j-- ); 582 for( j = sContent.getSize()-1; isws(sContent[j]); j-- );
578 ((char *)fbContent.getData())[j+1] = '\0'; 583 sContent[j+1] = '\0';
579 } 584 }
580 setContent( fbContent.getData() ); 585 setContent( sContent.getStr() );
581 fbContent.clearData(); 586 sContent.clear();
582 } 587 }
583 gcall( node() ); 588 gcall( node() );
584 } 589 }
@@ -587,14 +592,11 @@ bool XmlReader::content()
587 } 592 }
588 else if( chr == '&' ) 593 else if( chr == '&' )
589 { 594 {
590 StaticString *tmp = getEscape(); 595 sContent += getEscape();
591 if( tmp == NULL ) return false;
592 fbContent.appendData( tmp->getString() );
593 delete tmp;
594 } 596 }
595 else 597 else
596 { 598 {
597 fbContent.appendData( chr ); 599 sContent += chr;
598 usedChar(); 600 usedChar();
599 } 601 }
600 } 602 }
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-11 09:49:39 +0000