Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 1 | /* |
| 2 | * HTMLtree.c : implemetation of access function for an HTML tree. |
| 3 | * |
| 4 | * See Copyright for the status of this software. |
| 5 | * |
| 6 | * Daniel.Veillard@w3.org |
| 7 | */ |
| 8 | |
Daniel Veillard | 7f7d111 | 1999-09-22 09:46:25 +0000 | [diff] [blame] | 9 | |
Daniel Veillard | 3c558c3 | 1999-12-22 11:30:41 +0000 | [diff] [blame] | 10 | #ifdef WIN32 |
| 11 | #include "win32config.h" |
| 12 | #else |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 13 | #include "config.h" |
Daniel Veillard | 7f7d111 | 1999-09-22 09:46:25 +0000 | [diff] [blame] | 14 | #endif |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 15 | #include <stdio.h> |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 16 | #include <string.h> /* for memset() only ! */ |
| 17 | |
Daniel Veillard | 7f7d111 | 1999-09-22 09:46:25 +0000 | [diff] [blame] | 18 | #ifdef HAVE_CTYPE_H |
| 19 | #include <ctype.h> |
| 20 | #endif |
| 21 | #ifdef HAVE_STDLIB_H |
| 22 | #include <stdlib.h> |
| 23 | #endif |
| 24 | |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 25 | #include "xmlmemory.h" |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 26 | #include "HTMLparser.h" |
| 27 | #include "HTMLtree.h" |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 28 | #include "entities.h" |
| 29 | #include "valid.h" |
| 30 | |
Daniel Veillard | dbfd641 | 1999-12-28 16:35:14 +0000 | [diff] [blame] | 31 | static void |
| 32 | htmlDocContentDump(xmlBufferPtr buf, xmlDocPtr cur); |
| 33 | |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 34 | /** |
| 35 | * htmlDtdDump: |
| 36 | * @buf: the HTML buffer output |
| 37 | * @doc: the document |
| 38 | * |
| 39 | * Dump the HTML document DTD, if any. |
| 40 | */ |
| 41 | static void |
| 42 | htmlDtdDump(xmlBufferPtr buf, xmlDocPtr doc) { |
| 43 | xmlDtdPtr cur = doc->intSubset; |
| 44 | |
| 45 | if (cur == NULL) { |
| 46 | fprintf(stderr, "htmlDtdDump : no internal subset\n"); |
| 47 | return; |
| 48 | } |
| 49 | xmlBufferWriteChar(buf, "<!DOCTYPE "); |
| 50 | xmlBufferWriteCHAR(buf, cur->name); |
| 51 | if (cur->ExternalID != NULL) { |
| 52 | xmlBufferWriteChar(buf, " PUBLIC "); |
| 53 | xmlBufferWriteQuotedString(buf, cur->ExternalID); |
Daniel Veillard | 1566d3a | 1999-07-15 14:24:29 +0000 | [diff] [blame] | 54 | if (cur->SystemID != NULL) { |
| 55 | xmlBufferWriteChar(buf, " "); |
| 56 | xmlBufferWriteQuotedString(buf, cur->SystemID); |
| 57 | } |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 58 | } else if (cur->SystemID != NULL) { |
| 59 | xmlBufferWriteChar(buf, " SYSTEM "); |
| 60 | xmlBufferWriteQuotedString(buf, cur->SystemID); |
| 61 | } |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 62 | xmlBufferWriteChar(buf, ">\n"); |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * htmlAttrDump: |
| 67 | * @buf: the HTML buffer output |
| 68 | * @doc: the document |
| 69 | * @cur: the attribute pointer |
| 70 | * |
| 71 | * Dump an HTML attribute |
| 72 | */ |
| 73 | static void |
| 74 | htmlAttrDump(xmlBufferPtr buf, xmlDocPtr doc, xmlAttrPtr cur) { |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 75 | xmlChar *value; |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 76 | |
| 77 | if (cur == NULL) { |
| 78 | fprintf(stderr, "htmlAttrDump : property == NULL\n"); |
| 79 | return; |
| 80 | } |
| 81 | xmlBufferWriteChar(buf, " "); |
| 82 | xmlBufferWriteCHAR(buf, cur->name); |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 83 | value = xmlNodeListGetString(doc, cur->children, 0); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 84 | if (value) { |
| 85 | xmlBufferWriteChar(buf, "="); |
| 86 | xmlBufferWriteQuotedString(buf, value); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 87 | xmlFree(value); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 88 | } else { |
| 89 | xmlBufferWriteChar(buf, "=\"\""); |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | /** |
| 94 | * htmlAttrListDump: |
| 95 | * @buf: the HTML buffer output |
| 96 | * @doc: the document |
| 97 | * @cur: the first attribute pointer |
| 98 | * |
| 99 | * Dump a list of HTML attributes |
| 100 | */ |
| 101 | static void |
| 102 | htmlAttrListDump(xmlBufferPtr buf, xmlDocPtr doc, xmlAttrPtr cur) { |
| 103 | if (cur == NULL) { |
| 104 | fprintf(stderr, "htmlAttrListDump : property == NULL\n"); |
| 105 | return; |
| 106 | } |
| 107 | while (cur != NULL) { |
| 108 | htmlAttrDump(buf, doc, cur); |
| 109 | cur = cur->next; |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | |
Daniel Veillard | dbfd641 | 1999-12-28 16:35:14 +0000 | [diff] [blame] | 114 | void |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 115 | htmlNodeDump(xmlBufferPtr buf, xmlDocPtr doc, xmlNodePtr cur); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 116 | /** |
| 117 | * htmlNodeListDump: |
| 118 | * @buf: the HTML buffer output |
| 119 | * @doc: the document |
| 120 | * @cur: the first node |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 121 | * |
| 122 | * Dump an HTML node list, recursive behaviour,children are printed too. |
| 123 | */ |
| 124 | static void |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 125 | htmlNodeListDump(xmlBufferPtr buf, xmlDocPtr doc, xmlNodePtr cur) { |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 126 | if (cur == NULL) { |
| 127 | fprintf(stderr, "htmlNodeListDump : node == NULL\n"); |
| 128 | return; |
| 129 | } |
| 130 | while (cur != NULL) { |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 131 | htmlNodeDump(buf, doc, cur); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 132 | cur = cur->next; |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | /** |
| 137 | * htmlNodeDump: |
| 138 | * @buf: the HTML buffer output |
| 139 | * @doc: the document |
| 140 | * @cur: the current node |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 141 | * |
| 142 | * Dump an HTML node, recursive behaviour,children are printed too. |
| 143 | */ |
Daniel Veillard | dbfd641 | 1999-12-28 16:35:14 +0000 | [diff] [blame] | 144 | void |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 145 | htmlNodeDump(xmlBufferPtr buf, xmlDocPtr doc, xmlNodePtr cur) { |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 146 | htmlElemDescPtr info; |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 147 | |
| 148 | if (cur == NULL) { |
| 149 | fprintf(stderr, "htmlNodeDump : node == NULL\n"); |
| 150 | return; |
| 151 | } |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 152 | /* |
| 153 | * Special cases. |
| 154 | */ |
Daniel Veillard | dbfd641 | 1999-12-28 16:35:14 +0000 | [diff] [blame] | 155 | if (cur->type == XML_HTML_DOCUMENT_NODE) { |
| 156 | htmlDocContentDump(buf, (xmlDocPtr) cur); |
| 157 | return; |
| 158 | } |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 159 | if (cur->type == HTML_TEXT_NODE) { |
| 160 | if (cur->content != NULL) { |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 161 | xmlChar *buffer; |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 162 | |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 163 | /* uses the HTML encoding routine !!!!!!!!!! */ |
Daniel Veillard | d293fd1 | 1999-12-01 09:51:45 +0000 | [diff] [blame] | 164 | #ifndef XML_USE_BUFFER_CONTENT |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 165 | buffer = xmlEncodeEntitiesReentrant(doc, cur->content); |
Daniel Veillard | d293fd1 | 1999-12-01 09:51:45 +0000 | [diff] [blame] | 166 | #else |
| 167 | buffer = xmlEncodeEntitiesReentrant(doc, |
| 168 | xmlBufferContent(cur->content)); |
| 169 | #endif |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 170 | if (buffer != NULL) { |
| 171 | xmlBufferWriteCHAR(buf, buffer); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 172 | xmlFree(buffer); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 173 | } |
| 174 | } |
| 175 | return; |
| 176 | } |
| 177 | if (cur->type == HTML_COMMENT_NODE) { |
| 178 | if (cur->content != NULL) { |
| 179 | xmlBufferWriteChar(buf, "<!--"); |
Daniel Veillard | d293fd1 | 1999-12-01 09:51:45 +0000 | [diff] [blame] | 180 | #ifndef XML_USE_BUFFER_CONTENT |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 181 | xmlBufferWriteCHAR(buf, cur->content); |
Daniel Veillard | d293fd1 | 1999-12-01 09:51:45 +0000 | [diff] [blame] | 182 | #else |
| 183 | xmlBufferWriteCHAR(buf, xmlBufferContent(cur->content)); |
| 184 | #endif |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 185 | xmlBufferWriteChar(buf, "-->"); |
| 186 | } |
| 187 | return; |
| 188 | } |
| 189 | if (cur->type == HTML_ENTITY_REF_NODE) { |
| 190 | xmlBufferWriteChar(buf, "&"); |
| 191 | xmlBufferWriteCHAR(buf, cur->name); |
| 192 | xmlBufferWriteChar(buf, ";"); |
| 193 | return; |
| 194 | } |
| 195 | |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 196 | /* |
| 197 | * Get specific HTmL info for taht node. |
| 198 | */ |
| 199 | info = htmlTagLookup(cur->name); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 200 | |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 201 | xmlBufferWriteChar(buf, "<"); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 202 | xmlBufferWriteCHAR(buf, cur->name); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 203 | if (cur->properties != NULL) |
| 204 | htmlAttrListDump(buf, doc, cur->properties); |
| 205 | |
Daniel Veillard | 7c1206f | 1999-10-14 09:10:25 +0000 | [diff] [blame] | 206 | if ((info != NULL) && (info->empty)) { |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 207 | xmlBufferWriteChar(buf, ">"); |
| 208 | if (cur->next != NULL) { |
| 209 | if ((cur->next->type != HTML_TEXT_NODE) && |
| 210 | (cur->next->type != HTML_ENTITY_REF_NODE)) |
| 211 | xmlBufferWriteChar(buf, "\n"); |
| 212 | } |
| 213 | return; |
| 214 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 215 | if ((cur->content == NULL) && (cur->children == NULL)) { |
Daniel Veillard | 7c1206f | 1999-10-14 09:10:25 +0000 | [diff] [blame] | 216 | if ((info != NULL) && (info->endTag != 0)) |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 217 | xmlBufferWriteChar(buf, ">"); |
| 218 | else { |
| 219 | xmlBufferWriteChar(buf, "></"); |
| 220 | xmlBufferWriteCHAR(buf, cur->name); |
| 221 | xmlBufferWriteChar(buf, ">"); |
| 222 | } |
| 223 | if (cur->next != NULL) { |
| 224 | if ((cur->next->type != HTML_TEXT_NODE) && |
| 225 | (cur->next->type != HTML_ENTITY_REF_NODE)) |
| 226 | xmlBufferWriteChar(buf, "\n"); |
| 227 | } |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 228 | return; |
| 229 | } |
| 230 | xmlBufferWriteChar(buf, ">"); |
| 231 | if (cur->content != NULL) { |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 232 | xmlChar *buffer; |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 233 | |
Daniel Veillard | d293fd1 | 1999-12-01 09:51:45 +0000 | [diff] [blame] | 234 | #ifndef XML_USE_BUFFER_CONTENT |
| 235 | buffer = xmlEncodeEntitiesReentrant(doc, cur->content); |
| 236 | #else |
| 237 | buffer = xmlEncodeEntitiesReentrant(doc, |
| 238 | xmlBufferContent(cur->content)); |
| 239 | #endif |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 240 | if (buffer != NULL) { |
| 241 | xmlBufferWriteCHAR(buf, buffer); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 242 | xmlFree(buffer); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 243 | } |
| 244 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 245 | if (cur->children != NULL) { |
| 246 | if ((cur->children->type != HTML_TEXT_NODE) && |
| 247 | (cur->children->type != HTML_ENTITY_REF_NODE) && |
| 248 | (cur->children != cur->last)) |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 249 | xmlBufferWriteChar(buf, "\n"); |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 250 | htmlNodeListDump(buf, doc, cur->children); |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 251 | if ((cur->last->type != HTML_TEXT_NODE) && |
Chris Lahey | 6dff214 | 1999-12-01 09:51:45 +0000 | [diff] [blame] | 252 | (cur->last->type != HTML_ENTITY_REF_NODE) && |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 253 | (cur->children != cur->last)) |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 254 | xmlBufferWriteChar(buf, "\n"); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 255 | } |
Daniel Veillard | 5cb5ab8 | 1999-12-21 15:35:29 +0000 | [diff] [blame] | 256 | if (!htmlIsAutoClosed(doc, cur)) { |
| 257 | xmlBufferWriteChar(buf, "</"); |
| 258 | xmlBufferWriteCHAR(buf, cur->name); |
| 259 | xmlBufferWriteChar(buf, ">"); |
| 260 | } |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 261 | if (cur->next != NULL) { |
| 262 | if ((cur->next->type != HTML_TEXT_NODE) && |
| 263 | (cur->next->type != HTML_ENTITY_REF_NODE)) |
| 264 | xmlBufferWriteChar(buf, "\n"); |
| 265 | } |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 266 | } |
| 267 | |
| 268 | /** |
Daniel Veillard | 5feb849 | 2000-02-02 17:15:36 +0000 | [diff] [blame] | 269 | * htmlNodeDumpFile: |
| 270 | * @out: the FILE pointer |
| 271 | * @doc: the document |
| 272 | * @cur: the current node |
| 273 | * |
| 274 | * Dump an HTML node, recursive behaviour,children are printed too. |
| 275 | */ |
| 276 | void |
| 277 | htmlNodeDumpFile(FILE *out, xmlDocPtr doc, xmlNodePtr cur) { |
| 278 | xmlBufferPtr buf; |
| 279 | |
| 280 | buf = xmlBufferCreate(); |
| 281 | if (buf == NULL) return; |
| 282 | htmlNodeDump(buf, doc, cur); |
| 283 | xmlBufferDump(out, buf); |
| 284 | xmlBufferFree(buf); |
| 285 | } |
| 286 | |
| 287 | /** |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 288 | * htmlDocContentDump: |
| 289 | * @buf: the HTML buffer output |
| 290 | * @cur: the document |
| 291 | * |
| 292 | * Dump an HTML document. |
| 293 | */ |
| 294 | static void |
| 295 | htmlDocContentDump(xmlBufferPtr buf, xmlDocPtr cur) { |
Daniel Veillard | 5cb5ab8 | 1999-12-21 15:35:29 +0000 | [diff] [blame] | 296 | int type; |
| 297 | |
| 298 | /* |
| 299 | * force to output the stuff as HTML, especially for entities |
| 300 | */ |
| 301 | type = cur->type; |
| 302 | cur->type = XML_HTML_DOCUMENT_NODE; |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 303 | if (cur->intSubset != NULL) |
| 304 | htmlDtdDump(buf, cur); |
Daniel Veillard | 5cb5ab8 | 1999-12-21 15:35:29 +0000 | [diff] [blame] | 305 | else { |
| 306 | /* Default to HTML-4.0 transitionnal @@@@ */ |
| 307 | xmlBufferWriteChar(buf, "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0 Transitional//EN\" \"http://www.w3.org/TR/REC-html40/loose.dtd\">"); |
| 308 | |
| 309 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 310 | if (cur->children != NULL) { |
| 311 | htmlNodeListDump(buf, cur, cur->children); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 312 | } |
Daniel Veillard | 82150d8 | 1999-07-07 07:32:15 +0000 | [diff] [blame] | 313 | xmlBufferWriteChar(buf, "\n"); |
Daniel Veillard | 5cb5ab8 | 1999-12-21 15:35:29 +0000 | [diff] [blame] | 314 | cur->type = type; |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 315 | } |
| 316 | |
| 317 | /** |
| 318 | * htmlDocDumpMemory: |
| 319 | * @cur: the document |
| 320 | * @mem: OUT: the memory pointer |
| 321 | * @size: OUT: the memory lenght |
| 322 | * |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 323 | * Dump an HTML document in memory and return the xmlChar * and it's size. |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 324 | * It's up to the caller to free the memory. |
| 325 | */ |
| 326 | void |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 327 | htmlDocDumpMemory(xmlDocPtr cur, xmlChar**mem, int *size) { |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 328 | xmlBufferPtr buf; |
| 329 | |
| 330 | if (cur == NULL) { |
| 331 | #ifdef DEBUG_TREE |
Daniel Veillard | 5e5c623 | 1999-12-29 12:49:06 +0000 | [diff] [blame] | 332 | fprintf(stderr, "htmlxmlDocDumpMemory : document == NULL\n"); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 333 | #endif |
| 334 | *mem = NULL; |
| 335 | *size = 0; |
| 336 | return; |
| 337 | } |
| 338 | buf = xmlBufferCreate(); |
| 339 | if (buf == NULL) { |
| 340 | *mem = NULL; |
| 341 | *size = 0; |
| 342 | return; |
| 343 | } |
| 344 | htmlDocContentDump(buf, cur); |
| 345 | *mem = buf->content; |
| 346 | *size = buf->use; |
| 347 | memset(buf, -1, sizeof(xmlBuffer)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 348 | xmlFree(buf); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 349 | } |
| 350 | |
| 351 | |
| 352 | /** |
| 353 | * htmlDocDump: |
| 354 | * @f: the FILE* |
| 355 | * @cur: the document |
| 356 | * |
| 357 | * Dump an HTML document to an open FILE. |
| 358 | */ |
| 359 | void |
| 360 | htmlDocDump(FILE *f, xmlDocPtr cur) { |
| 361 | xmlBufferPtr buf; |
| 362 | |
| 363 | if (cur == NULL) { |
| 364 | #ifdef DEBUG_TREE |
Daniel Veillard | 5e5c623 | 1999-12-29 12:49:06 +0000 | [diff] [blame] | 365 | fprintf(stderr, "htmlDocDump : document == NULL\n"); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 366 | #endif |
| 367 | return; |
| 368 | } |
| 369 | buf = xmlBufferCreate(); |
| 370 | if (buf == NULL) return; |
| 371 | htmlDocContentDump(buf, cur); |
| 372 | xmlBufferDump(f, buf); |
| 373 | xmlBufferFree(buf); |
| 374 | } |
| 375 | |
| 376 | /** |
| 377 | * htmlSaveFile: |
| 378 | * @filename: the filename |
| 379 | * @cur: the document |
| 380 | * |
| 381 | * Dump an HTML document to a file. |
| 382 | * |
| 383 | * returns: the number of byte written or -1 in case of failure. |
| 384 | */ |
| 385 | int |
| 386 | htmlSaveFile(const char *filename, xmlDocPtr cur) { |
| 387 | xmlBufferPtr buf; |
| 388 | FILE *output = NULL; |
| 389 | int ret; |
| 390 | |
| 391 | /* |
| 392 | * save the content to a temp buffer. |
| 393 | */ |
| 394 | buf = xmlBufferCreate(); |
| 395 | if (buf == NULL) return(0); |
| 396 | htmlDocContentDump(buf, cur); |
| 397 | |
| 398 | output = fopen(filename, "w"); |
| 399 | if (output == NULL) return(-1); |
| 400 | ret = xmlBufferDump(output, buf); |
| 401 | fclose(output); |
| 402 | |
| 403 | xmlBufferFree(buf); |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 404 | return(ret * sizeof(xmlChar)); |
Daniel Veillard | 167b509 | 1999-07-07 04:19:20 +0000 | [diff] [blame] | 405 | } |
| 406 | |