Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1 | /** |
| 2 | * catalog.c: set of generic Catalog related routines |
| 3 | * |
| 4 | * Reference: SGML Open Technical Resolution TR9401:1997. |
| 5 | * http://www.jclark.com/sp/catalog.htm |
| 6 | * |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 7 | * XML Catalogs Working Draft 06 August 2001 |
| 8 | * http://www.oasis-open.org/committees/entity/spec-2001-08-06.html |
| 9 | * |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 10 | * See Copyright for the status of this software. |
| 11 | * |
| 12 | * Daniel.Veillard@imag.fr |
| 13 | */ |
| 14 | |
| 15 | #include "libxml.h" |
| 16 | |
| 17 | #ifdef LIBXML_CATALOG_ENABLED |
| 18 | #ifdef HAVE_SYS_TYPES_H |
| 19 | #include <sys/types.h> |
| 20 | #endif |
| 21 | #ifdef HAVE_SYS_STAT_H |
| 22 | #include <sys/stat.h> |
| 23 | #endif |
| 24 | #ifdef HAVE_UNISTD_H |
| 25 | #include <unistd.h> |
| 26 | #endif |
| 27 | #ifdef HAVE_FCNTL_H |
| 28 | #include <fcntl.h> |
| 29 | #endif |
| 30 | #include <string.h> |
| 31 | #include <libxml/xmlmemory.h> |
| 32 | #include <libxml/hash.h> |
| 33 | #include <libxml/uri.h> |
| 34 | #include <libxml/parserInternals.h> |
| 35 | #include <libxml/catalog.h> |
| 36 | #include <libxml/xmlerror.h> |
| 37 | |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 38 | /** |
| 39 | * TODO: |
| 40 | * |
| 41 | * macro to flag unimplemented blocks |
| 42 | */ |
| 43 | #define TODO \ |
| 44 | xmlGenericError(xmlGenericErrorContext, \ |
| 45 | "Unimplemented block at %s:%d\n", \ |
| 46 | __FILE__, __LINE__); |
| 47 | |
| 48 | |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 49 | /************************************************************************ |
| 50 | * * |
| 51 | * Types, all private * |
| 52 | * * |
| 53 | ************************************************************************/ |
| 54 | |
| 55 | typedef enum { |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 56 | XML_CATA_PREFER_PUBLIC = 1, |
| 57 | XML_CATA_PREFER_SYSTEM |
| 58 | } xmlCatalogPrefer; |
| 59 | |
| 60 | typedef enum { |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 61 | XML_CATA_NONE = 0, |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 62 | XML_CATA_CATALOG, |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 63 | XML_CATA_NEXT_CATALOG, |
| 64 | XML_CATA_PUBLIC, |
| 65 | XML_CATA_SYSTEM, |
| 66 | XML_CATA_REWRITE_SYSTEM, |
| 67 | XML_CATA_DELEGATE_PUBLIC, |
| 68 | XML_CATA_DELEGATE_SYSTEM, |
| 69 | XML_CATA_URI, |
| 70 | XML_CATA_REWRITE_URI, |
| 71 | XML_CATA_DELEGATE_URI, |
| 72 | SGML_CATA_SYSTEM, |
| 73 | SGML_CATA_PUBLIC, |
| 74 | SGML_CATA_ENTITY, |
| 75 | SGML_CATA_PENTITY, |
| 76 | SGML_CATA_DOCTYPE, |
| 77 | SGML_CATA_LINKTYPE, |
| 78 | SGML_CATA_NOTATION, |
| 79 | SGML_CATA_DELEGATE, |
| 80 | SGML_CATA_BASE, |
| 81 | SGML_CATA_CATALOG, |
| 82 | SGML_CATA_DOCUMENT, |
| 83 | SGML_CATA_SGMLDECL |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 84 | } xmlCatalogEntryType; |
| 85 | |
| 86 | typedef struct _xmlCatalogEntry xmlCatalogEntry; |
| 87 | typedef xmlCatalogEntry *xmlCatalogEntryPtr; |
| 88 | struct _xmlCatalogEntry { |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 89 | struct _xmlCatalogEntry *next; |
| 90 | struct _xmlCatalogEntry *parent; |
| 91 | struct _xmlCatalogEntry *children; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 92 | xmlCatalogEntryType type; |
| 93 | xmlChar *name; |
| 94 | xmlChar *value; |
| 95 | }; |
| 96 | |
| 97 | static xmlHashTablePtr xmlDefaultCatalog; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 98 | static xmlCatalogEntryPtr xmlDefaultXMLCatalogList = NULL; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 99 | |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 100 | /* Catalog stack */ |
Daniel Veillard | 81418e3 | 2001-05-22 15:08:55 +0000 | [diff] [blame] | 101 | static const char * catalTab[10]; /* stack of catals */ |
| 102 | static int catalNr = 0; /* Number of current catal streams */ |
| 103 | static int catalMax = 10; /* Max number of catal streams */ |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 104 | |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 105 | static int xmlDebugCatalogs = 0; /* used for debugging */ |
| 106 | |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 107 | /************************************************************************ |
| 108 | * * |
| 109 | * alloc or dealloc * |
| 110 | * * |
| 111 | ************************************************************************/ |
| 112 | |
| 113 | static xmlCatalogEntryPtr |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 114 | xmlNewCatalogEntry(xmlCatalogEntryType type, const xmlChar *name, |
| 115 | const xmlChar *value) { |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 116 | xmlCatalogEntryPtr ret; |
| 117 | |
| 118 | ret = (xmlCatalogEntryPtr) xmlMalloc(sizeof(xmlCatalogEntry)); |
| 119 | if (ret == NULL) { |
| 120 | xmlGenericError(xmlGenericErrorContext, |
| 121 | "malloc of %d byte failed\n", sizeof(xmlCatalogEntry)); |
| 122 | return(NULL); |
| 123 | } |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 124 | ret->next = NULL; |
| 125 | ret->parent = NULL; |
| 126 | ret->children = NULL; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 127 | ret->type = type; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 128 | if (name != NULL) |
| 129 | ret->name = xmlStrdup(name); |
| 130 | else |
| 131 | ret->name = NULL; |
| 132 | if (value != NULL) |
| 133 | ret->value = xmlStrdup(value); |
| 134 | else |
| 135 | ret->value = NULL; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 136 | return(ret); |
| 137 | } |
| 138 | |
| 139 | static void |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 140 | xmlFreeCatalogEntryList(xmlCatalogEntryPtr ret); |
| 141 | |
| 142 | static void |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 143 | xmlFreeCatalogEntry(xmlCatalogEntryPtr ret) { |
| 144 | if (ret == NULL) |
| 145 | return; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 146 | if (ret->children != NULL) |
| 147 | xmlFreeCatalogEntryList(ret->children); |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 148 | if (ret->name != NULL) |
| 149 | xmlFree(ret->name); |
| 150 | if (ret->value != NULL) |
| 151 | xmlFree(ret->value); |
| 152 | xmlFree(ret); |
| 153 | } |
| 154 | |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 155 | static void |
| 156 | xmlFreeCatalogEntryList(xmlCatalogEntryPtr ret) { |
| 157 | xmlCatalogEntryPtr next; |
| 158 | |
| 159 | while (ret != NULL) { |
| 160 | next = ret->next; |
| 161 | xmlFreeCatalogEntry(ret); |
| 162 | ret = next; |
| 163 | } |
| 164 | } |
| 165 | |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 166 | /** |
| 167 | * xmlCatalogDumpEntry: |
| 168 | * @entry: the |
| 169 | * @out: the file. |
| 170 | * |
| 171 | * Free up all the memory associated with catalogs |
| 172 | */ |
| 173 | static void |
| 174 | xmlCatalogDumpEntry(xmlCatalogEntryPtr entry, FILE *out) { |
| 175 | if ((entry == NULL) || (out == NULL)) |
| 176 | return; |
| 177 | switch (entry->type) { |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 178 | case SGML_CATA_ENTITY: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 179 | fprintf(out, "ENTITY "); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 180 | case SGML_CATA_PENTITY: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 181 | fprintf(out, "ENTITY %%"); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 182 | case SGML_CATA_DOCTYPE: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 183 | fprintf(out, "DOCTYPE "); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 184 | case SGML_CATA_LINKTYPE: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 185 | fprintf(out, "LINKTYPE "); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 186 | case SGML_CATA_NOTATION: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 187 | fprintf(out, "NOTATION "); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 188 | case SGML_CATA_PUBLIC: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 189 | fprintf(out, "PUBLIC "); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 190 | case SGML_CATA_SYSTEM: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 191 | fprintf(out, "SYSTEM "); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 192 | case SGML_CATA_DELEGATE: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 193 | fprintf(out, "DELEGATE "); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 194 | case SGML_CATA_BASE: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 195 | fprintf(out, "BASE "); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 196 | case SGML_CATA_CATALOG: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 197 | fprintf(out, "CATALOG "); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 198 | case SGML_CATA_DOCUMENT: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 199 | fprintf(out, "DOCUMENT "); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 200 | case SGML_CATA_SGMLDECL: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 201 | fprintf(out, "SGMLDECL "); break; |
| 202 | default: |
| 203 | return; |
| 204 | } |
| 205 | switch (entry->type) { |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 206 | case SGML_CATA_ENTITY: |
| 207 | case SGML_CATA_PENTITY: |
| 208 | case SGML_CATA_DOCTYPE: |
| 209 | case SGML_CATA_LINKTYPE: |
| 210 | case SGML_CATA_NOTATION: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 211 | fprintf(out, "%s", entry->name); break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 212 | case SGML_CATA_PUBLIC: |
| 213 | case SGML_CATA_SYSTEM: |
| 214 | case SGML_CATA_SGMLDECL: |
| 215 | case SGML_CATA_DOCUMENT: |
| 216 | case SGML_CATA_CATALOG: |
| 217 | case SGML_CATA_BASE: |
| 218 | case SGML_CATA_DELEGATE: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 219 | fprintf(out, "\"%s\"", entry->name); break; |
| 220 | default: |
| 221 | break; |
| 222 | } |
| 223 | switch (entry->type) { |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 224 | case SGML_CATA_ENTITY: |
| 225 | case SGML_CATA_PENTITY: |
| 226 | case SGML_CATA_DOCTYPE: |
| 227 | case SGML_CATA_LINKTYPE: |
| 228 | case SGML_CATA_NOTATION: |
| 229 | case SGML_CATA_PUBLIC: |
| 230 | case SGML_CATA_SYSTEM: |
| 231 | case SGML_CATA_DELEGATE: |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 232 | fprintf(out, " \"%s\"", entry->value); break; |
| 233 | default: |
| 234 | break; |
| 235 | } |
| 236 | fprintf(out, "\n"); |
| 237 | } |
| 238 | |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 239 | /************************************************************************ |
| 240 | * * |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 241 | * The XML Catalog parser * |
| 242 | * * |
| 243 | ************************************************************************/ |
| 244 | |
| 245 | static xmlCatalogEntryPtr |
| 246 | xmlParseXMLCatalogFile(xmlCatalogPrefer prefer, const xmlChar *filename); |
| 247 | |
| 248 | static xmlCatalogEntryPtr |
| 249 | xmlParseXMLCatalog(const xmlChar *value, xmlCatalogPrefer prefer, |
| 250 | const char *file); |
| 251 | static void |
| 252 | xmlParseXMLCatalogNodeList(xmlNodePtr cur, xmlCatalogPrefer prefer, |
| 253 | xmlCatalogEntryPtr parent); |
| 254 | |
| 255 | static xmlCatalogEntryType |
| 256 | xmlGetXMLCatalogEntryType(const xmlChar *name) { |
| 257 | xmlCatalogEntryType type = XML_CATA_NONE; |
| 258 | if (xmlStrEqual(name, (const xmlChar *) "system")) |
| 259 | type = XML_CATA_SYSTEM; |
| 260 | else if (xmlStrEqual(name, (const xmlChar *) "public")) |
| 261 | type = XML_CATA_PUBLIC; |
| 262 | else if (xmlStrEqual(name, (const xmlChar *) "rewriteSystem")) |
| 263 | type = XML_CATA_REWRITE_SYSTEM; |
| 264 | else if (xmlStrEqual(name, (const xmlChar *) "delegatePublic")) |
| 265 | type = XML_CATA_DELEGATE_PUBLIC; |
| 266 | else if (xmlStrEqual(name, (const xmlChar *) "delegateSystem")) |
| 267 | type = XML_CATA_DELEGATE_SYSTEM; |
| 268 | else if (xmlStrEqual(name, (const xmlChar *) "uri")) |
| 269 | type = XML_CATA_URI; |
| 270 | else if (xmlStrEqual(name, (const xmlChar *) "rewriteURI")) |
| 271 | type = XML_CATA_REWRITE_URI; |
| 272 | else if (xmlStrEqual(name, (const xmlChar *) "delegateURI")) |
| 273 | type = XML_CATA_DELEGATE_URI; |
| 274 | else if (xmlStrEqual(name, (const xmlChar *) "nextCatalog")) |
| 275 | type = XML_CATA_NEXT_CATALOG; |
| 276 | else if (xmlStrEqual(name, (const xmlChar *) "catalog")) |
| 277 | type = XML_CATA_CATALOG; |
| 278 | return(type); |
| 279 | } |
| 280 | |
| 281 | static xmlCatalogEntryPtr |
| 282 | xmlParseXMLCatalogOneNode(xmlNodePtr cur, xmlCatalogEntryType type, |
| 283 | const xmlChar *name, const xmlChar *attrName, |
| 284 | const xmlChar *uriAttrName) { |
| 285 | int ok = 1; |
| 286 | xmlChar *uriValue; |
| 287 | xmlChar *nameValue = NULL; |
| 288 | xmlChar *base = NULL; |
| 289 | xmlChar *URL = NULL; |
| 290 | xmlCatalogEntryPtr ret = NULL; |
| 291 | |
| 292 | if (attrName != NULL) { |
| 293 | nameValue = xmlGetProp(cur, attrName); |
| 294 | if (nameValue == NULL) { |
| 295 | xmlGenericError(xmlGenericErrorContext, |
| 296 | "%s entry lacks '%s'\n", name, attrName); |
| 297 | ok = 0; |
| 298 | } |
| 299 | } |
| 300 | uriValue = xmlGetProp(cur, uriAttrName); |
| 301 | if (uriValue == NULL) { |
| 302 | xmlGenericError(xmlGenericErrorContext, |
| 303 | "%s entry lacks '%s'\n", name, uriAttrName); |
| 304 | ok = 0; |
| 305 | } |
| 306 | if (!ok) { |
| 307 | if (nameValue != NULL) |
| 308 | xmlFree(nameValue); |
| 309 | if (uriValue != NULL) |
| 310 | xmlFree(uriValue); |
| 311 | return(NULL); |
| 312 | } |
| 313 | |
| 314 | base = xmlNodeGetBase(cur->doc, cur); |
| 315 | URL = xmlBuildURI(uriValue, base); |
| 316 | if (URL != NULL) { |
| 317 | if (xmlDebugCatalogs) { |
| 318 | if (nameValue != NULL) |
| 319 | printf("Found %s: '%s' '%s'\n", name, nameValue, URL); |
| 320 | else |
| 321 | printf("Found %s: '%s'\n", name, URL); |
| 322 | } |
| 323 | ret = xmlNewCatalogEntry(type, nameValue, URL); |
| 324 | } else { |
| 325 | xmlGenericError(xmlGenericErrorContext, |
| 326 | "%s entry '%s' broken ?: %s\n", name, uriAttrName, uriValue); |
| 327 | } |
| 328 | if (nameValue != NULL) |
| 329 | xmlFree(nameValue); |
| 330 | if (uriValue != NULL) |
| 331 | xmlFree(uriValue); |
| 332 | if (base != NULL) |
| 333 | xmlFree(base); |
| 334 | if (URL != NULL) |
| 335 | xmlFree(URL); |
| 336 | return(ret); |
| 337 | } |
| 338 | |
| 339 | static void |
| 340 | xmlParseXMLCatalogNode(xmlNodePtr cur, xmlCatalogPrefer prefer, |
| 341 | xmlCatalogEntryPtr parent) |
| 342 | { |
| 343 | xmlChar *uri = NULL; |
| 344 | xmlChar *URL = NULL; |
| 345 | xmlChar *base = NULL; |
| 346 | xmlCatalogEntryPtr entry = NULL; |
| 347 | |
| 348 | if (cur == NULL) |
| 349 | return; |
| 350 | if (xmlStrEqual(cur->name, BAD_CAST "group")) { |
| 351 | xmlChar *prop; |
| 352 | |
| 353 | prop = xmlGetProp(cur, BAD_CAST "prefer"); |
| 354 | if (prop != NULL) { |
| 355 | if (xmlStrEqual(prop, BAD_CAST "system")) { |
| 356 | prefer = XML_CATA_PREFER_SYSTEM; |
| 357 | } else if (xmlStrEqual(prop, BAD_CAST "public")) { |
| 358 | prefer = XML_CATA_PREFER_PUBLIC; |
| 359 | } else { |
| 360 | xmlGenericError(xmlGenericErrorContext, |
| 361 | "Invalid value for prefer: '%s'\n", prop); |
| 362 | } |
| 363 | xmlFree(prop); |
| 364 | } |
| 365 | /* |
| 366 | * Recurse to propagate prefer to the subtree |
| 367 | * (xml:base handling is automated) |
| 368 | */ |
| 369 | xmlParseXMLCatalogNodeList(cur->children, prefer, parent); |
| 370 | } else if (xmlStrEqual(cur->name, BAD_CAST "public")) { |
| 371 | entry = xmlParseXMLCatalogOneNode(cur, XML_CATA_PUBLIC, |
| 372 | BAD_CAST "public", BAD_CAST "publicId", BAD_CAST "uri"); |
| 373 | } else if (xmlStrEqual(cur->name, BAD_CAST "system")) { |
| 374 | entry = xmlParseXMLCatalogOneNode(cur, XML_CATA_SYSTEM, |
| 375 | BAD_CAST "system", BAD_CAST "systemId", BAD_CAST "uri"); |
| 376 | } else if (xmlStrEqual(cur->name, BAD_CAST "rewriteSystem")) { |
| 377 | entry = xmlParseXMLCatalogOneNode(cur, XML_CATA_REWRITE_SYSTEM, |
| 378 | BAD_CAST "rewriteSystem", BAD_CAST "systemIdStartString", |
| 379 | BAD_CAST "rewritePrefix"); |
| 380 | } else if (xmlStrEqual(cur->name, BAD_CAST "delegatePublic")) { |
| 381 | entry = xmlParseXMLCatalogOneNode(cur, XML_CATA_DELEGATE_PUBLIC, |
| 382 | BAD_CAST "delegatePublic", BAD_CAST "publicIdStartString", |
| 383 | BAD_CAST "catalog"); |
| 384 | } else if (xmlStrEqual(cur->name, BAD_CAST "delegateSystem")) { |
| 385 | entry = xmlParseXMLCatalogOneNode(cur, XML_CATA_DELEGATE_SYSTEM, |
| 386 | BAD_CAST "delegateSystem", BAD_CAST "systemIdStartString", |
| 387 | BAD_CAST "catalog"); |
| 388 | } else if (xmlStrEqual(cur->name, BAD_CAST "uri")) { |
| 389 | entry = xmlParseXMLCatalogOneNode(cur, XML_CATA_URI, |
| 390 | BAD_CAST "uri", BAD_CAST "name", |
| 391 | BAD_CAST "uri"); |
| 392 | } else if (xmlStrEqual(cur->name, BAD_CAST "rewriteURI")) { |
| 393 | entry = xmlParseXMLCatalogOneNode(cur, XML_CATA_REWRITE_URI, |
| 394 | BAD_CAST "rewriteURI", BAD_CAST "uriStartString", |
| 395 | BAD_CAST "rewritePrefix"); |
| 396 | } else if (xmlStrEqual(cur->name, BAD_CAST "delegateURI")) { |
| 397 | entry = xmlParseXMLCatalogOneNode(cur, XML_CATA_DELEGATE_URI, |
| 398 | BAD_CAST "delegateURI", BAD_CAST "uriStartString", |
| 399 | BAD_CAST "catalog"); |
| 400 | } else if (xmlStrEqual(cur->name, BAD_CAST "nextCatalog")) { |
| 401 | entry = xmlParseXMLCatalogOneNode(cur, XML_CATA_NEXT_CATALOG, |
| 402 | BAD_CAST "nextCatalog", NULL, |
| 403 | BAD_CAST "catalog"); |
| 404 | } |
| 405 | if ((entry != NULL) && (parent != NULL)) { |
| 406 | entry->parent = parent; |
| 407 | if (parent->children == NULL) |
| 408 | parent->children = entry; |
| 409 | else { |
| 410 | xmlCatalogEntryPtr prev; |
| 411 | |
| 412 | prev = parent->children; |
| 413 | while (prev->next != NULL) |
| 414 | prev = prev->next; |
| 415 | prev->next = entry; |
| 416 | } |
| 417 | } |
| 418 | if (base != NULL) |
| 419 | xmlFree(base); |
| 420 | if (uri != NULL) |
| 421 | xmlFree(uri); |
| 422 | if (URL != NULL) |
| 423 | xmlFree(URL); |
| 424 | } |
| 425 | |
| 426 | static void |
| 427 | xmlParseXMLCatalogNodeList(xmlNodePtr cur, xmlCatalogPrefer prefer, |
| 428 | xmlCatalogEntryPtr parent) { |
| 429 | while (cur != NULL) { |
| 430 | if ((cur->ns != NULL) && (cur->ns->href != NULL) && |
| 431 | (xmlStrEqual(cur->ns->href, XML_CATALOGS_NAMESPACE))) { |
| 432 | xmlParseXMLCatalogNode(cur, prefer, parent); |
| 433 | } |
| 434 | cur = cur->next; |
| 435 | } |
| 436 | /* TODO: sort the list according to REWRITE lengths and prefer value */ |
| 437 | } |
| 438 | |
| 439 | static xmlCatalogEntryPtr |
| 440 | xmlParseXMLCatalog(const xmlChar *value, xmlCatalogPrefer prefer, |
| 441 | const char *file) { |
| 442 | xmlDocPtr doc; |
| 443 | xmlNodePtr cur; |
| 444 | xmlChar *prop; |
| 445 | xmlCatalogEntryPtr parent = NULL; |
| 446 | |
| 447 | if ((value == NULL) || (file == NULL)) |
| 448 | return(NULL); |
| 449 | |
| 450 | doc = xmlParseDoc((xmlChar *) value); |
| 451 | if (doc == NULL) |
| 452 | return(NULL); |
| 453 | doc->URL = xmlStrdup((const xmlChar *) file); |
| 454 | |
| 455 | cur = xmlDocGetRootElement(doc); |
| 456 | if ((cur != NULL) && (xmlStrEqual(cur->name, BAD_CAST "catalog")) && |
| 457 | (cur->ns != NULL) && (cur->ns->href != NULL) && |
| 458 | (xmlStrEqual(cur->ns->href, XML_CATALOGS_NAMESPACE))) { |
| 459 | |
| 460 | parent = xmlNewCatalogEntry(XML_CATA_CATALOG, |
| 461 | (const xmlChar *)file, NULL); |
| 462 | if (parent == NULL) { |
| 463 | xmlFreeDoc(doc); |
| 464 | return(NULL); |
| 465 | } |
| 466 | |
| 467 | prop = xmlGetProp(cur, BAD_CAST "prefer"); |
| 468 | if (prop != NULL) { |
| 469 | if (xmlStrEqual(prop, BAD_CAST "system")) { |
| 470 | prefer = XML_CATA_PREFER_SYSTEM; |
| 471 | } else if (xmlStrEqual(prop, BAD_CAST "public")) { |
| 472 | prefer = XML_CATA_PREFER_PUBLIC; |
| 473 | } else { |
| 474 | xmlGenericError(xmlGenericErrorContext, |
| 475 | "Invalid value for prefer: '%s'\n", |
| 476 | prop); |
| 477 | } |
| 478 | xmlFree(prop); |
| 479 | } |
| 480 | cur = cur->children; |
| 481 | xmlParseXMLCatalogNodeList(cur, prefer, parent); |
| 482 | } else { |
| 483 | xmlGenericError(xmlGenericErrorContext, |
| 484 | "File %s is not an XML Catalog\n", file); |
| 485 | xmlFreeDoc(doc); |
| 486 | return(NULL); |
| 487 | } |
| 488 | xmlFreeDoc(doc); |
| 489 | return(parent); |
| 490 | } |
| 491 | |
| 492 | static xmlCatalogEntryPtr |
| 493 | xmlParseXMLCatalogFile(xmlCatalogPrefer prefer, const xmlChar *filename) { |
| 494 | xmlDocPtr doc; |
| 495 | xmlNodePtr cur; |
| 496 | xmlChar *prop; |
| 497 | xmlCatalogEntryPtr parent = NULL; |
| 498 | |
| 499 | if (filename == NULL) |
| 500 | return(NULL); |
| 501 | |
| 502 | doc = xmlParseFile((const char *) filename); |
| 503 | if (doc == NULL) |
| 504 | return(NULL); |
| 505 | |
| 506 | cur = xmlDocGetRootElement(doc); |
| 507 | if ((cur != NULL) && (xmlStrEqual(cur->name, BAD_CAST "catalog")) && |
| 508 | (cur->ns != NULL) && (cur->ns->href != NULL) && |
| 509 | (xmlStrEqual(cur->ns->href, XML_CATALOGS_NAMESPACE))) { |
| 510 | |
| 511 | parent = xmlNewCatalogEntry(XML_CATA_CATALOG, |
| 512 | (const xmlChar *)filename, NULL); |
| 513 | if (parent == NULL) { |
| 514 | xmlFreeDoc(doc); |
| 515 | return(NULL); |
| 516 | } |
| 517 | |
| 518 | prop = xmlGetProp(cur, BAD_CAST "prefer"); |
| 519 | if (prop != NULL) { |
| 520 | if (xmlStrEqual(prop, BAD_CAST "system")) { |
| 521 | prefer = XML_CATA_PREFER_SYSTEM; |
| 522 | } else if (xmlStrEqual(prop, BAD_CAST "public")) { |
| 523 | prefer = XML_CATA_PREFER_PUBLIC; |
| 524 | } else { |
| 525 | xmlGenericError(xmlGenericErrorContext, |
| 526 | "Invalid value for prefer: '%s'\n", |
| 527 | prop); |
| 528 | } |
| 529 | xmlFree(prop); |
| 530 | } |
| 531 | cur = cur->children; |
| 532 | xmlParseXMLCatalogNodeList(cur, prefer, parent); |
| 533 | } else { |
| 534 | xmlGenericError(xmlGenericErrorContext, |
| 535 | "File %s is not an XML Catalog\n", filename); |
| 536 | xmlFreeDoc(doc); |
| 537 | return(NULL); |
| 538 | } |
| 539 | xmlFreeDoc(doc); |
| 540 | return(parent); |
| 541 | } |
| 542 | |
| 543 | static int |
| 544 | xmlDumpXMLCatalog(FILE *out, xmlCatalogEntryPtr catal) { |
| 545 | int ret; |
| 546 | xmlDocPtr doc; |
| 547 | xmlNsPtr ns; |
| 548 | xmlDtdPtr dtd; |
| 549 | xmlNodePtr node, catalog; |
| 550 | xmlOutputBufferPtr buf; |
| 551 | xmlCatalogEntryPtr cur; |
| 552 | |
| 553 | /* |
| 554 | * Rebuild a catalog |
| 555 | */ |
| 556 | doc = xmlNewDoc(NULL); |
| 557 | if (doc == NULL) |
| 558 | return(-1); |
| 559 | dtd = xmlNewDtd(doc, BAD_CAST "catalog", |
| 560 | BAD_CAST "-//OASIS//DTD Entity Resolution XML Catalog V1.0//EN", |
| 561 | BAD_CAST "http://www.oasis-open.org/committees/entity/release/1.0/catalog.dtd"); |
| 562 | |
| 563 | xmlAddChild((xmlNodePtr) doc, (xmlNodePtr) dtd); |
| 564 | |
| 565 | ns = xmlNewNs(NULL, XML_CATALOGS_NAMESPACE, NULL); |
| 566 | if (ns == NULL) { |
| 567 | xmlFreeDoc(doc); |
| 568 | return(-1); |
| 569 | } |
| 570 | catalog = xmlNewDocNode(doc, ns, BAD_CAST "catalog", NULL); |
| 571 | if (catalog == NULL) { |
| 572 | xmlFreeNs(ns); |
| 573 | xmlFreeDoc(doc); |
| 574 | return(-1); |
| 575 | } |
| 576 | catalog->nsDef = ns; |
| 577 | xmlAddChild((xmlNodePtr) doc, catalog); |
| 578 | |
| 579 | /* |
| 580 | * add all the catalog entries |
| 581 | */ |
| 582 | cur = catal; |
| 583 | while (cur != NULL) { |
| 584 | switch (cur->type) { |
| 585 | case XML_CATA_CATALOG: |
| 586 | if (cur == catal) { |
| 587 | cur = cur->children; |
| 588 | continue; |
| 589 | } |
| 590 | break; |
| 591 | case XML_CATA_NEXT_CATALOG: |
| 592 | node = xmlNewDocNode(doc, ns, BAD_CAST "nextCatalog", NULL); |
| 593 | xmlSetProp(node, BAD_CAST "catalog", cur->value); |
| 594 | xmlAddChild(catalog, node); |
| 595 | break; |
| 596 | case XML_CATA_NONE: |
| 597 | break; |
| 598 | case XML_CATA_PUBLIC: |
| 599 | node = xmlNewDocNode(doc, ns, BAD_CAST "public", NULL); |
| 600 | xmlSetProp(node, BAD_CAST "publicId", cur->name); |
| 601 | xmlSetProp(node, BAD_CAST "uri", cur->value); |
| 602 | xmlAddChild(catalog, node); |
| 603 | break; |
| 604 | case XML_CATA_SYSTEM: |
| 605 | node = xmlNewDocNode(doc, ns, BAD_CAST "system", NULL); |
| 606 | xmlSetProp(node, BAD_CAST "systemId", cur->name); |
| 607 | xmlSetProp(node, BAD_CAST "uri", cur->value); |
| 608 | xmlAddChild(catalog, node); |
| 609 | break; |
| 610 | case XML_CATA_REWRITE_SYSTEM: |
| 611 | node = xmlNewDocNode(doc, ns, BAD_CAST "rewriteSystem", NULL); |
| 612 | xmlSetProp(node, BAD_CAST "systemIdStartString", cur->name); |
| 613 | xmlSetProp(node, BAD_CAST "rewritePrefix", cur->value); |
| 614 | xmlAddChild(catalog, node); |
| 615 | break; |
| 616 | case XML_CATA_DELEGATE_PUBLIC: |
| 617 | node = xmlNewDocNode(doc, ns, BAD_CAST "delegatePublic", NULL); |
| 618 | xmlSetProp(node, BAD_CAST "publicIdStartString", cur->name); |
| 619 | xmlSetProp(node, BAD_CAST "catalog", cur->value); |
| 620 | xmlAddChild(catalog, node); |
| 621 | break; |
| 622 | case XML_CATA_DELEGATE_SYSTEM: |
| 623 | node = xmlNewDocNode(doc, ns, BAD_CAST "delegateSystem", NULL); |
| 624 | xmlSetProp(node, BAD_CAST "systemIdStartString", cur->name); |
| 625 | xmlSetProp(node, BAD_CAST "catalog", cur->value); |
| 626 | xmlAddChild(catalog, node); |
| 627 | break; |
| 628 | case XML_CATA_URI: |
| 629 | node = xmlNewDocNode(doc, ns, BAD_CAST "uri", NULL); |
| 630 | xmlSetProp(node, BAD_CAST "name", cur->name); |
| 631 | xmlSetProp(node, BAD_CAST "uri", cur->value); |
| 632 | xmlAddChild(catalog, node); |
| 633 | break; |
| 634 | case XML_CATA_REWRITE_URI: |
| 635 | node = xmlNewDocNode(doc, ns, BAD_CAST "rewriteURI", NULL); |
| 636 | xmlSetProp(node, BAD_CAST "uriStartString", cur->name); |
| 637 | xmlSetProp(node, BAD_CAST "rewritePrefix", cur->value); |
| 638 | xmlAddChild(catalog, node); |
| 639 | break; |
| 640 | case XML_CATA_DELEGATE_URI: |
| 641 | node = xmlNewDocNode(doc, ns, BAD_CAST "delegateURI", NULL); |
| 642 | xmlSetProp(node, BAD_CAST "uriStartString", cur->name); |
| 643 | xmlSetProp(node, BAD_CAST "catalog", cur->value); |
| 644 | xmlAddChild(catalog, node); |
| 645 | break; |
| 646 | case SGML_CATA_SYSTEM: |
| 647 | case SGML_CATA_PUBLIC: |
| 648 | case SGML_CATA_ENTITY: |
| 649 | case SGML_CATA_PENTITY: |
| 650 | case SGML_CATA_DOCTYPE: |
| 651 | case SGML_CATA_LINKTYPE: |
| 652 | case SGML_CATA_NOTATION: |
| 653 | case SGML_CATA_DELEGATE: |
| 654 | case SGML_CATA_BASE: |
| 655 | case SGML_CATA_CATALOG: |
| 656 | case SGML_CATA_DOCUMENT: |
| 657 | case SGML_CATA_SGMLDECL: |
| 658 | break; |
| 659 | } |
| 660 | cur = cur->next; |
| 661 | } |
| 662 | |
| 663 | /* |
| 664 | * reserialize it |
| 665 | */ |
| 666 | buf = xmlOutputBufferCreateFile(out, NULL); |
| 667 | if (buf == NULL) { |
| 668 | xmlFreeDoc(doc); |
| 669 | return(-1); |
| 670 | } |
| 671 | ret = xmlSaveFormatFileTo(buf, doc, NULL, 1); |
| 672 | |
| 673 | /* |
| 674 | * Free it |
| 675 | */ |
| 676 | xmlFreeDoc(doc); |
| 677 | |
| 678 | return(ret); |
| 679 | } |
| 680 | |
| 681 | /** |
| 682 | * xmlAddXMLCatalog: |
| 683 | * @catal: top of an XML catalog |
| 684 | * @type: the type of record to add to the catalog |
| 685 | * @orig: the system, public or prefix to match |
| 686 | * @replace: the replacement value for the match |
| 687 | * |
| 688 | * Add an entry in the XML catalog, it may overwrite existing but |
| 689 | * different entries. |
| 690 | * |
| 691 | * Returns 0 if successful, -1 otherwise |
| 692 | */ |
| 693 | static int |
| 694 | xmlAddXMLCatalog(xmlCatalogEntryPtr catal, const xmlChar *type, |
| 695 | const xmlChar *orig, const xmlChar *replace) { |
| 696 | xmlCatalogEntryPtr cur; |
| 697 | xmlCatalogEntryType typ; |
| 698 | |
| 699 | if ((catal == NULL) || (catal->type != XML_CATA_CATALOG)) |
| 700 | return(-1); |
| 701 | typ = xmlGetXMLCatalogEntryType(type); |
| 702 | if (typ == XML_CATA_NONE) |
| 703 | return(-1); |
| 704 | |
| 705 | cur = catal->children; |
| 706 | /* |
| 707 | * Might be a simple "update in place" |
| 708 | */ |
| 709 | if (cur != NULL) { |
| 710 | while (cur != NULL) { |
| 711 | cur = cur->next; |
| 712 | if ((cur->type == typ) && (xmlStrEqual(orig, cur->name))) { |
| 713 | if (cur->value != NULL) |
| 714 | xmlFree(cur->value); |
| 715 | cur->value = xmlStrdup(replace); |
| 716 | return(1); |
| 717 | } |
| 718 | if (cur->next == NULL) |
| 719 | break; |
| 720 | cur = cur->next; |
| 721 | } |
| 722 | } |
| 723 | if (cur == NULL) |
| 724 | catal->children = xmlNewCatalogEntry(typ, orig, replace); |
| 725 | else |
| 726 | cur->next = xmlNewCatalogEntry(typ, orig, replace); |
| 727 | return(1); |
| 728 | } |
| 729 | |
| 730 | /************************************************************************ |
| 731 | * * |
| 732 | * The SGML Catalog parser * |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 733 | * * |
| 734 | ************************************************************************/ |
| 735 | |
| 736 | |
| 737 | #define RAW *cur |
| 738 | #define NEXT cur++; |
| 739 | #define SKIP(x) cur += x; |
| 740 | |
| 741 | #define SKIP_BLANKS while (IS_BLANK(*cur)) NEXT; |
| 742 | |
| 743 | static const xmlChar * |
| 744 | xmlParseCatalogComment(const xmlChar *cur) { |
| 745 | if ((cur[0] != '-') || (cur[1] != '-')) |
| 746 | return(cur); |
| 747 | SKIP(2); |
| 748 | while ((cur[0] != 0) && ((cur[0] != '-') || ((cur[1] != '-')))) |
| 749 | NEXT; |
| 750 | if (cur[0] == 0) { |
| 751 | return(NULL); |
| 752 | } |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 753 | return(cur + 2); |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 754 | } |
| 755 | |
| 756 | static const xmlChar * |
| 757 | xmlParseCatalogPubid(const xmlChar *cur, xmlChar **id) { |
| 758 | xmlChar *buf = NULL; |
| 759 | int len = 0; |
| 760 | int size = 50; |
| 761 | xmlChar stop; |
| 762 | int count = 0; |
| 763 | |
| 764 | *id = NULL; |
| 765 | |
| 766 | if (RAW == '"') { |
| 767 | NEXT; |
| 768 | stop = '"'; |
| 769 | } else if (RAW == '\'') { |
| 770 | NEXT; |
| 771 | stop = '\''; |
| 772 | } else { |
| 773 | stop = ' '; |
| 774 | } |
| 775 | buf = (xmlChar *) xmlMalloc(size * sizeof(xmlChar)); |
| 776 | if (buf == NULL) { |
| 777 | xmlGenericError(xmlGenericErrorContext, |
| 778 | "malloc of %d byte failed\n", size); |
| 779 | return(NULL); |
| 780 | } |
| 781 | while (xmlIsPubidChar(*cur)) { |
| 782 | if ((*cur == stop) && (stop != ' ')) |
| 783 | break; |
| 784 | if ((stop == ' ') && (IS_BLANK(*cur))) |
| 785 | break; |
| 786 | if (len + 1 >= size) { |
| 787 | size *= 2; |
| 788 | buf = (xmlChar *) xmlRealloc(buf, size * sizeof(xmlChar)); |
| 789 | if (buf == NULL) { |
| 790 | xmlGenericError(xmlGenericErrorContext, |
| 791 | "realloc of %d byte failed\n", size); |
| 792 | return(NULL); |
| 793 | } |
| 794 | } |
| 795 | buf[len++] = *cur; |
| 796 | count++; |
| 797 | NEXT; |
| 798 | } |
| 799 | buf[len] = 0; |
| 800 | if (stop == ' ') { |
| 801 | if (!IS_BLANK(*cur)) { |
| 802 | xmlFree(buf); |
| 803 | return(NULL); |
| 804 | } |
| 805 | } else { |
| 806 | if (*cur != stop) { |
| 807 | xmlFree(buf); |
| 808 | return(NULL); |
| 809 | } |
| 810 | NEXT; |
| 811 | } |
| 812 | *id = buf; |
| 813 | return(cur); |
| 814 | } |
| 815 | |
| 816 | static const xmlChar * |
| 817 | xmlParseCatalogName(const xmlChar *cur, xmlChar **name) { |
| 818 | xmlChar buf[XML_MAX_NAMELEN + 5]; |
| 819 | int len = 0; |
| 820 | int c; |
| 821 | |
| 822 | *name = NULL; |
| 823 | |
| 824 | /* |
| 825 | * Handler for more complex cases |
| 826 | */ |
| 827 | c = *cur; |
| 828 | if ((!IS_LETTER(c) && (c != '_') && (c != ':'))) { |
| 829 | return(NULL); |
| 830 | } |
| 831 | |
| 832 | while (((IS_LETTER(c)) || (IS_DIGIT(c)) || |
| 833 | (c == '.') || (c == '-') || |
| 834 | (c == '_') || (c == ':'))) { |
| 835 | buf[len++] = c; |
| 836 | cur++; |
| 837 | c = *cur; |
| 838 | if (len >= XML_MAX_NAMELEN) |
| 839 | return(NULL); |
| 840 | } |
| 841 | *name = xmlStrndup(buf, len); |
| 842 | return(cur); |
| 843 | } |
| 844 | |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 845 | static xmlCatalogEntryType |
| 846 | xmlGetCatalogEntryType(const xmlChar *name) { |
| 847 | xmlCatalogEntryType type = XML_CATA_NONE; |
| 848 | if (xmlStrEqual(name, (const xmlChar *) "SYSTEM")) |
| 849 | type = SGML_CATA_SYSTEM; |
| 850 | else if (xmlStrEqual(name, (const xmlChar *) "PUBLIC")) |
| 851 | type = SGML_CATA_PUBLIC; |
| 852 | else if (xmlStrEqual(name, (const xmlChar *) "DELEGATE")) |
| 853 | type = SGML_CATA_DELEGATE; |
| 854 | else if (xmlStrEqual(name, (const xmlChar *) "ENTITY")) |
| 855 | type = SGML_CATA_ENTITY; |
| 856 | else if (xmlStrEqual(name, (const xmlChar *) "DOCTYPE")) |
| 857 | type = SGML_CATA_DOCTYPE; |
| 858 | else if (xmlStrEqual(name, (const xmlChar *) "LINKTYPE")) |
| 859 | type = SGML_CATA_LINKTYPE; |
| 860 | else if (xmlStrEqual(name, (const xmlChar *) "NOTATION")) |
| 861 | type = SGML_CATA_NOTATION; |
| 862 | else if (xmlStrEqual(name, (const xmlChar *) "SGMLDECL")) |
| 863 | type = SGML_CATA_SGMLDECL; |
| 864 | else if (xmlStrEqual(name, (const xmlChar *) "DOCUMENT")) |
| 865 | type = SGML_CATA_DOCUMENT; |
| 866 | else if (xmlStrEqual(name, (const xmlChar *) "CATALOG")) |
| 867 | type = SGML_CATA_CATALOG; |
| 868 | else if (xmlStrEqual(name, (const xmlChar *) "BASE")) |
| 869 | type = SGML_CATA_BASE; |
| 870 | else if (xmlStrEqual(name, (const xmlChar *) "DELEGATE")) |
| 871 | type = SGML_CATA_DELEGATE; |
| 872 | return(type); |
| 873 | } |
| 874 | |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 875 | static int |
| 876 | xmlParseCatalog(const xmlChar *value, const char *file) { |
| 877 | const xmlChar *cur = value; |
| 878 | xmlChar *base = NULL; |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 879 | int res; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 880 | |
| 881 | if ((cur == NULL) || (file == NULL)) |
| 882 | return(-1); |
| 883 | base = xmlStrdup((const xmlChar *) file); |
| 884 | |
| 885 | while ((cur != NULL) && (cur[0] != '0')) { |
| 886 | SKIP_BLANKS; |
| 887 | if ((cur[0] == '-') && (cur[1] == '-')) { |
| 888 | cur = xmlParseCatalogComment(cur); |
| 889 | if (cur == NULL) { |
| 890 | /* error */ |
| 891 | break; |
| 892 | } |
| 893 | } else { |
| 894 | xmlChar *sysid = NULL; |
| 895 | xmlChar *name = NULL; |
| 896 | xmlCatalogEntryType type = XML_CATA_NONE; |
| 897 | |
| 898 | cur = xmlParseCatalogName(cur, &name); |
| 899 | if (name == NULL) { |
| 900 | /* error */ |
| 901 | break; |
| 902 | } |
| 903 | if (!IS_BLANK(*cur)) { |
| 904 | /* error */ |
| 905 | break; |
| 906 | } |
| 907 | SKIP_BLANKS; |
| 908 | if (xmlStrEqual(name, (const xmlChar *) "SYSTEM")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 909 | type = SGML_CATA_SYSTEM; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 910 | else if (xmlStrEqual(name, (const xmlChar *) "PUBLIC")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 911 | type = SGML_CATA_PUBLIC; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 912 | else if (xmlStrEqual(name, (const xmlChar *) "DELEGATE")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 913 | type = SGML_CATA_DELEGATE; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 914 | else if (xmlStrEqual(name, (const xmlChar *) "ENTITY")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 915 | type = SGML_CATA_ENTITY; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 916 | else if (xmlStrEqual(name, (const xmlChar *) "DOCTYPE")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 917 | type = SGML_CATA_DOCTYPE; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 918 | else if (xmlStrEqual(name, (const xmlChar *) "LINKTYPE")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 919 | type = SGML_CATA_LINKTYPE; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 920 | else if (xmlStrEqual(name, (const xmlChar *) "NOTATION")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 921 | type = SGML_CATA_NOTATION; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 922 | else if (xmlStrEqual(name, (const xmlChar *) "SGMLDECL")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 923 | type = SGML_CATA_SGMLDECL; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 924 | else if (xmlStrEqual(name, (const xmlChar *) "DOCUMENT")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 925 | type = SGML_CATA_DOCUMENT; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 926 | else if (xmlStrEqual(name, (const xmlChar *) "CATALOG")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 927 | type = SGML_CATA_CATALOG; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 928 | else if (xmlStrEqual(name, (const xmlChar *) "BASE")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 929 | type = SGML_CATA_BASE; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 930 | else if (xmlStrEqual(name, (const xmlChar *) "DELEGATE")) |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 931 | type = SGML_CATA_DELEGATE; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 932 | else if (xmlStrEqual(name, (const xmlChar *) "OVERRIDE")) { |
| 933 | xmlFree(name); |
| 934 | cur = xmlParseCatalogName(cur, &name); |
| 935 | if (name == NULL) { |
| 936 | /* error */ |
| 937 | break; |
| 938 | } |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 939 | xmlFree(name); |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 940 | continue; |
| 941 | } |
| 942 | xmlFree(name); |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 943 | name = NULL; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 944 | |
| 945 | switch(type) { |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 946 | case SGML_CATA_ENTITY: |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 947 | if (*cur == '%') |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 948 | type = SGML_CATA_PENTITY; |
| 949 | case SGML_CATA_PENTITY: |
| 950 | case SGML_CATA_DOCTYPE: |
| 951 | case SGML_CATA_LINKTYPE: |
| 952 | case SGML_CATA_NOTATION: |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 953 | cur = xmlParseCatalogName(cur, &name); |
| 954 | if (cur == NULL) { |
| 955 | /* error */ |
| 956 | break; |
| 957 | } |
| 958 | if (!IS_BLANK(*cur)) { |
| 959 | /* error */ |
| 960 | break; |
| 961 | } |
| 962 | SKIP_BLANKS; |
| 963 | cur = xmlParseCatalogPubid(cur, &sysid); |
| 964 | if (cur == NULL) { |
| 965 | /* error */ |
| 966 | break; |
| 967 | } |
| 968 | break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 969 | case SGML_CATA_PUBLIC: |
| 970 | case SGML_CATA_SYSTEM: |
| 971 | case SGML_CATA_DELEGATE: |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 972 | cur = xmlParseCatalogPubid(cur, &name); |
| 973 | if (cur == NULL) { |
| 974 | /* error */ |
| 975 | break; |
| 976 | } |
| 977 | if (!IS_BLANK(*cur)) { |
| 978 | /* error */ |
| 979 | break; |
| 980 | } |
| 981 | SKIP_BLANKS; |
| 982 | cur = xmlParseCatalogPubid(cur, &sysid); |
| 983 | if (cur == NULL) { |
| 984 | /* error */ |
| 985 | break; |
| 986 | } |
| 987 | break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 988 | case SGML_CATA_BASE: |
| 989 | case SGML_CATA_CATALOG: |
| 990 | case SGML_CATA_DOCUMENT: |
| 991 | case SGML_CATA_SGMLDECL: |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 992 | cur = xmlParseCatalogPubid(cur, &sysid); |
| 993 | if (cur == NULL) { |
| 994 | /* error */ |
| 995 | break; |
| 996 | } |
| 997 | break; |
| 998 | default: |
| 999 | break; |
| 1000 | } |
| 1001 | if (cur == NULL) { |
| 1002 | if (name != NULL) |
| 1003 | xmlFree(name); |
| 1004 | if (sysid != NULL) |
| 1005 | xmlFree(sysid); |
| 1006 | break; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1007 | } else if (type == SGML_CATA_BASE) { |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1008 | if (base != NULL) |
| 1009 | xmlFree(base); |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1010 | base = xmlStrdup(sysid); |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1011 | } else if ((type == SGML_CATA_PUBLIC) || |
| 1012 | (type == SGML_CATA_SYSTEM)) { |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1013 | xmlChar *filename; |
| 1014 | |
| 1015 | filename = xmlBuildURI(sysid, base); |
| 1016 | if (filename != NULL) { |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1017 | xmlCatalogEntryPtr entry; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1018 | |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1019 | entry = xmlNewCatalogEntry(type, name, filename); |
| 1020 | res = xmlHashAddEntry(xmlDefaultCatalog, name, entry); |
| 1021 | if (res < 0) { |
| 1022 | xmlFreeCatalogEntry(entry); |
| 1023 | } |
| 1024 | xmlFree(filename); |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1025 | } |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1026 | |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1027 | } else if (type == SGML_CATA_CATALOG) { |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1028 | xmlChar *filename; |
| 1029 | |
| 1030 | filename = xmlBuildURI(sysid, base); |
| 1031 | if (filename != NULL) { |
| 1032 | xmlLoadCatalog((const char *)filename); |
| 1033 | xmlFree(filename); |
| 1034 | } |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1035 | } |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1036 | /* |
| 1037 | * drop anything else we won't handle it |
| 1038 | */ |
| 1039 | if (name != NULL) |
| 1040 | xmlFree(name); |
| 1041 | if (sysid != NULL) |
| 1042 | xmlFree(sysid); |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1043 | } |
| 1044 | } |
| 1045 | if (base != NULL) |
| 1046 | xmlFree(base); |
| 1047 | if (cur == NULL) |
| 1048 | return(-1); |
| 1049 | return(0); |
| 1050 | } |
| 1051 | |
| 1052 | /************************************************************************ |
| 1053 | * * |
| 1054 | * Public interfaces * |
| 1055 | * * |
| 1056 | ************************************************************************/ |
| 1057 | |
Daniel Veillard | 5e2dace | 2001-07-18 19:30:27 +0000 | [diff] [blame] | 1058 | /** |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1059 | * xmlLoadCatalog: |
| 1060 | * @filename: a file path |
| 1061 | * |
Daniel Veillard | 81418e3 | 2001-05-22 15:08:55 +0000 | [diff] [blame] | 1062 | * Load the catalog and makes its definitions effective for the default |
| 1063 | * external entity loader. It will recuse in CATALOG entries. |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1064 | * TODO: this function is not thread safe, catalog initialization should |
| 1065 | * be done once at startup |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1066 | * |
| 1067 | * Returns 0 in case of success -1 in case of error |
| 1068 | */ |
| 1069 | int |
| 1070 | xmlLoadCatalog(const char *filename) { |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1071 | int fd, len, ret, i; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1072 | struct stat info; |
| 1073 | xmlChar *content; |
| 1074 | |
| 1075 | if (filename == NULL) |
| 1076 | return(-1); |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1077 | |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1078 | if (xmlDefaultCatalog == NULL) |
| 1079 | xmlDefaultCatalog = xmlHashCreate(20); |
| 1080 | if (xmlDefaultCatalog == NULL) |
| 1081 | return(-1); |
| 1082 | |
| 1083 | if (stat(filename, &info) < 0) |
| 1084 | return(-1); |
| 1085 | |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1086 | /* |
| 1087 | * Prevent loops |
| 1088 | */ |
| 1089 | for (i = 0;i < catalNr;i++) { |
Daniel Veillard | 81418e3 | 2001-05-22 15:08:55 +0000 | [diff] [blame] | 1090 | if (xmlStrEqual((const xmlChar *)catalTab[i], |
| 1091 | (const xmlChar *)filename)) { |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1092 | xmlGenericError(xmlGenericErrorContext, |
| 1093 | "xmlLoadCatalog: %s seems to induce a loop\n", |
| 1094 | filename); |
| 1095 | return(-1); |
| 1096 | } |
| 1097 | } |
| 1098 | if (catalNr >= catalMax) { |
| 1099 | xmlGenericError(xmlGenericErrorContext, |
| 1100 | "xmlLoadCatalog: %s catalog list too deep\n", |
| 1101 | filename); |
| 1102 | return(-1); |
| 1103 | } |
| 1104 | catalTab[catalNr++] = filename; |
| 1105 | |
| 1106 | if ((fd = open(filename, O_RDONLY)) < 0) { |
| 1107 | catalNr--; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1108 | return(-1); |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1109 | } |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1110 | |
| 1111 | content = xmlMalloc(info.st_size + 10); |
| 1112 | if (content == NULL) { |
| 1113 | xmlGenericError(xmlGenericErrorContext, |
| 1114 | "realloc of %d byte failed\n", info.st_size + 10); |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1115 | catalNr--; |
| 1116 | return(-1); |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1117 | } |
| 1118 | len = read(fd, content, info.st_size); |
| 1119 | if (len < 0) { |
| 1120 | xmlFree(content); |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1121 | catalNr--; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1122 | return(-1); |
| 1123 | } |
| 1124 | content[len] = 0; |
| 1125 | close(fd); |
| 1126 | |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1127 | if ((content[0] == ' ') || (content[0] == '-') || |
| 1128 | ((content[0] >= 'A') && (content[0] <= 'Z')) || |
| 1129 | ((content[0] >= 'a') && (content[0] <= 'z'))) |
| 1130 | ret = xmlParseCatalog(content, filename); |
| 1131 | else { |
| 1132 | xmlCatalogEntryPtr catal, tmp; |
| 1133 | /* TODO: allow to switch the default preference */ |
| 1134 | catal = xmlParseXMLCatalog(content, XML_CATA_PREFER_PUBLIC, filename); |
| 1135 | if (catal != NULL) { |
| 1136 | if (xmlDefaultXMLCatalogList == NULL) |
| 1137 | xmlDefaultXMLCatalogList = catal; |
| 1138 | else { |
| 1139 | tmp = xmlDefaultXMLCatalogList; |
| 1140 | while (tmp->next != NULL) |
| 1141 | tmp = tmp->next; |
| 1142 | tmp->next = catal; |
| 1143 | } |
| 1144 | ret = 0; |
| 1145 | } else |
| 1146 | ret = -1; |
| 1147 | } |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1148 | xmlFree(content); |
Daniel Veillard | af86c7f | 2001-05-21 14:11:26 +0000 | [diff] [blame] | 1149 | catalNr--; |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1150 | return(ret); |
| 1151 | } |
| 1152 | |
Daniel Veillard | 5e2dace | 2001-07-18 19:30:27 +0000 | [diff] [blame] | 1153 | /** |
Daniel Veillard | 81418e3 | 2001-05-22 15:08:55 +0000 | [diff] [blame] | 1154 | * xmlLoadCatalogs: |
| 1155 | * @paths: a list of file path separated by ':' or spaces |
| 1156 | * |
| 1157 | * Load the catalogs and makes their definitions effective for the default |
| 1158 | * external entity loader. |
| 1159 | * TODO: this function is not thread safe, catalog initialization should |
| 1160 | * be done once at startup |
| 1161 | */ |
| 1162 | void |
| 1163 | xmlLoadCatalogs(const char *pathss) { |
| 1164 | const char *cur; |
| 1165 | const char *paths; |
| 1166 | xmlChar *path; |
| 1167 | |
| 1168 | cur = pathss; |
| 1169 | while ((cur != NULL) && (*cur != 0)) { |
| 1170 | while (IS_BLANK(*cur)) cur++; |
| 1171 | if (*cur != 0) { |
| 1172 | paths = cur; |
| 1173 | while ((*cur != 0) && (*cur != ':') && (!IS_BLANK(*cur))) |
| 1174 | cur++; |
| 1175 | path = xmlStrndup((const xmlChar *)paths, cur - paths); |
| 1176 | if (path != NULL) { |
| 1177 | xmlLoadCatalog((const char *) path); |
| 1178 | xmlFree(path); |
| 1179 | } |
| 1180 | } |
| 1181 | while (*cur == ':') |
| 1182 | cur++; |
| 1183 | } |
| 1184 | } |
| 1185 | |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1186 | /** |
| 1187 | * xmlCatalogCleanup: |
| 1188 | * |
| 1189 | * Free up all the memory associated with catalogs |
| 1190 | */ |
| 1191 | void |
| 1192 | xmlCatalogCleanup(void) { |
| 1193 | if (xmlDefaultCatalog != NULL) |
| 1194 | xmlHashFree(xmlDefaultCatalog, |
| 1195 | (xmlHashDeallocator) xmlFreeCatalogEntry); |
| 1196 | xmlDefaultCatalog = NULL; |
| 1197 | } |
| 1198 | |
| 1199 | /** |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 1200 | * xmlCatalogGetSystem: |
| 1201 | * @sysId: the system ID string |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1202 | * |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 1203 | * Try to lookup the resource associated to a system ID |
| 1204 | * |
| 1205 | * Returns the resource name if found or NULL otherwise. |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1206 | */ |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 1207 | const xmlChar * |
| 1208 | xmlCatalogGetSystem(const xmlChar *sysID) { |
| 1209 | xmlCatalogEntryPtr entry; |
| 1210 | |
| 1211 | if ((sysID == NULL) || (xmlDefaultCatalog == NULL)) |
| 1212 | return(NULL); |
| 1213 | entry = (xmlCatalogEntryPtr) xmlHashLookup(xmlDefaultCatalog, sysID); |
| 1214 | if (entry == NULL) |
| 1215 | return(NULL); |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1216 | if (entry->type == SGML_CATA_SYSTEM) |
| 1217 | return(entry->value); |
| 1218 | return(NULL); |
| 1219 | } |
| 1220 | |
| 1221 | /** |
| 1222 | * xmlCatalogGetXMLPublic: |
| 1223 | * @catal: an XML catalog |
| 1224 | * @pubId: the public ID string |
| 1225 | * |
| 1226 | * Try to lookup the system ID associated to a public ID |
| 1227 | * |
| 1228 | * Returns the system ID if found or NULL otherwise. |
| 1229 | */ |
| 1230 | const xmlChar * |
| 1231 | xmlCatalogGetXMLPublic(xmlCatalogEntryPtr catal, const xmlChar *pubID) { |
| 1232 | const xmlChar *ret; |
| 1233 | while (catal != NULL) { |
| 1234 | switch (catal->type) { |
| 1235 | case XML_CATA_CATALOG: |
| 1236 | if (catal->children == NULL) { |
| 1237 | TODO /* fetch and fill */ |
| 1238 | } |
| 1239 | ret = xmlCatalogGetXMLPublic(catal->children, pubID); |
| 1240 | if (ret != NULL) |
| 1241 | return(ret); |
| 1242 | break; |
| 1243 | case XML_CATA_NEXT_CATALOG: |
| 1244 | if (catal->children == NULL) { |
| 1245 | TODO /* fetch and fill */ |
| 1246 | } |
| 1247 | case XML_CATA_PUBLIC: |
| 1248 | if (xmlStrEqual(pubID, catal->name)) |
| 1249 | return(catal->value); |
| 1250 | break; |
| 1251 | case XML_CATA_SYSTEM: |
| 1252 | case XML_CATA_REWRITE_SYSTEM: |
| 1253 | case XML_CATA_DELEGATE_PUBLIC: |
| 1254 | case XML_CATA_DELEGATE_SYSTEM: |
| 1255 | case XML_CATA_URI: |
| 1256 | case XML_CATA_REWRITE_URI: |
| 1257 | case XML_CATA_DELEGATE_URI: |
| 1258 | TODO; |
| 1259 | break; |
| 1260 | |
| 1261 | case XML_CATA_NONE: |
| 1262 | case SGML_CATA_SYSTEM: |
| 1263 | case SGML_CATA_PUBLIC: |
| 1264 | case SGML_CATA_ENTITY: |
| 1265 | case SGML_CATA_PENTITY: |
| 1266 | case SGML_CATA_DOCTYPE: |
| 1267 | case SGML_CATA_LINKTYPE: |
| 1268 | case SGML_CATA_NOTATION: |
| 1269 | case SGML_CATA_DELEGATE: |
| 1270 | case SGML_CATA_BASE: |
| 1271 | case SGML_CATA_CATALOG: |
| 1272 | case SGML_CATA_DOCUMENT: |
| 1273 | case SGML_CATA_SGMLDECL: |
| 1274 | /* Ignored entries */ |
| 1275 | break; |
| 1276 | } |
| 1277 | catal = catal->next; |
| 1278 | } |
| 1279 | return(NULL); |
| 1280 | } |
| 1281 | |
| 1282 | /** |
| 1283 | * xmlCatalogGetSGMLPublic: |
| 1284 | * @catal: an SGML catalog hash |
| 1285 | * @pubId: the public ID string |
| 1286 | * |
| 1287 | * Try to lookup the system ID associated to a public ID |
| 1288 | * |
| 1289 | * Returns the system ID if found or NULL otherwise. |
| 1290 | */ |
| 1291 | static const xmlChar * |
| 1292 | xmlCatalogGetSGMLPublic(xmlHashTablePtr catal, const xmlChar *pubID) { |
| 1293 | xmlCatalogEntryPtr entry; |
| 1294 | |
| 1295 | if (catal == NULL) |
| 1296 | return(NULL); |
| 1297 | |
| 1298 | entry = (xmlCatalogEntryPtr) xmlHashLookup(catal, pubID); |
| 1299 | if (entry == NULL) |
| 1300 | return(NULL); |
| 1301 | if (entry->type == SGML_CATA_PUBLIC) |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 1302 | return(entry->value); |
| 1303 | return(NULL); |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1304 | } |
| 1305 | |
| 1306 | /** |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 1307 | * xmlCatalogGetPublic: |
| 1308 | * @pubId: the public ID string |
| 1309 | * |
| 1310 | * Try to lookup the system ID associated to a public ID |
| 1311 | * |
| 1312 | * Returns the system ID if found or NULL otherwise. |
| 1313 | */ |
| 1314 | const xmlChar * |
| 1315 | xmlCatalogGetPublic(const xmlChar *pubID) { |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1316 | xmlCatalogEntryPtr catal; |
| 1317 | const xmlChar *ret; |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 1318 | |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1319 | if (pubID == NULL) |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 1320 | return(NULL); |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1321 | |
| 1322 | /* |
| 1323 | * Check first the XML catalogs |
| 1324 | */ |
| 1325 | catal = xmlDefaultXMLCatalogList; |
| 1326 | if (catal != NULL) { |
| 1327 | ret = xmlCatalogGetXMLPublic(catal, pubID); |
| 1328 | if (ret != NULL) |
| 1329 | return(ret); |
| 1330 | } |
| 1331 | |
| 1332 | if (xmlDefaultCatalog != NULL) |
| 1333 | return(xmlCatalogGetSGMLPublic(xmlDefaultCatalog, pubID)); |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 1334 | return(NULL); |
| 1335 | } |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1336 | |
Daniel Veillard | 7d6fd21 | 2001-05-10 15:34:11 +0000 | [diff] [blame] | 1337 | /** |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1338 | * xmlCatalogDump: |
| 1339 | * @out: the file. |
| 1340 | * |
| 1341 | * Free up all the memory associated with catalogs |
| 1342 | */ |
| 1343 | void |
| 1344 | xmlCatalogDump(FILE *out) { |
| 1345 | if (out == NULL) |
| 1346 | return; |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1347 | |
| 1348 | if (xmlDefaultXMLCatalogList != NULL) { |
| 1349 | xmlDumpXMLCatalog(out, xmlDefaultXMLCatalogList); |
| 1350 | } else if (xmlDefaultCatalog != NULL) { |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1351 | xmlHashScan(xmlDefaultCatalog, |
| 1352 | (xmlHashScanner) xmlCatalogDumpEntry, out); |
Daniel Veillard | 344cee7 | 2001-08-20 00:08:40 +0000 | [diff] [blame^] | 1353 | } |
| 1354 | } |
| 1355 | |
| 1356 | /** |
| 1357 | * xmlCatalogAdd: |
| 1358 | * @type: the type of record to add to the catalog |
| 1359 | * @orig: the system, public or prefix to match |
| 1360 | * @replace: the replacement value for the match |
| 1361 | * |
| 1362 | * Add an entry in the catalog, it may overwrite existing but |
| 1363 | * different entries. |
| 1364 | * |
| 1365 | * Returns 0 if successful, -1 otherwise |
| 1366 | */ |
| 1367 | int |
| 1368 | xmlCatalogAdd(const xmlChar *type, const xmlChar *orig, const xmlChar *replace) { |
| 1369 | int res = -1; |
| 1370 | |
| 1371 | if (xmlDefaultXMLCatalogList != NULL) { |
| 1372 | res = xmlAddXMLCatalog(xmlDefaultXMLCatalogList, type, orig, replace); |
| 1373 | } else if (xmlDefaultCatalog != NULL) { |
| 1374 | xmlCatalogEntryType typ; |
| 1375 | |
| 1376 | typ = xmlGetCatalogEntryType(type); |
| 1377 | if (type != XML_CATA_NONE) { |
| 1378 | xmlCatalogEntryPtr entry; |
| 1379 | entry = xmlNewCatalogEntry(typ, orig, replace); |
| 1380 | res = xmlHashAddEntry(xmlDefaultCatalog, orig, entry); |
| 1381 | } |
| 1382 | } |
| 1383 | return(res); |
| 1384 | } |
| 1385 | |
| 1386 | /** |
| 1387 | * xmlCatalogRemove: |
| 1388 | * @value: the value to remove |
| 1389 | * |
| 1390 | * Remove an entry from the catalog |
| 1391 | * |
| 1392 | * Returns 0 if successful, -1 otherwise |
| 1393 | */ |
| 1394 | int |
| 1395 | xmlCatalogRemove(const xmlChar *value) { |
| 1396 | } |
| 1397 | |
| 1398 | /** |
| 1399 | * xmlCatalogSetDebug: |
| 1400 | * @level: the debug level of catalogs required |
| 1401 | * |
| 1402 | * Used to set the debug level for catalog operation, 0 disable |
| 1403 | * debugging, 1 enable it |
| 1404 | * |
| 1405 | * Returns the previous value of the catalog debugging level |
| 1406 | */ |
| 1407 | int |
| 1408 | xmlCatalogSetDebug(int level) { |
| 1409 | int ret = xmlDebugCatalogs; |
| 1410 | |
| 1411 | if (level <= 0) |
| 1412 | xmlDebugCatalogs = 0; |
| 1413 | else |
| 1414 | xmlDebugCatalogs = level; |
| 1415 | return(ret); |
Daniel Veillard | a737459 | 2001-05-10 14:17:55 +0000 | [diff] [blame] | 1416 | } |
| 1417 | #endif /* LIBXML_CATALOG_ENABLED */ |