Annotation of parser3/src/main/pa_globals.C, revision 1.110
1.15 paf 1: /** @file
1.16 paf 2: Parser: globals.
3:
1.1 paf 4: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
1.89 paf 5: Author: Alexander Petrosyan <paf@design.ru> (http://paf.design.ru)
1.16 paf 6:
1.110 ! paf 7: $Id: pa_globals.C,v 1.109 2002/01/23 13:58:05 paf Exp $
1.1 paf 8: */
9:
1.102 paf 10: #include "pa_config_includes.h"
11:
12: #ifdef XML
13: //#include "libxml/parser.h"
14: //#include "libxslt/xslt.h"
15: //#include "libxslt/libxslt.h"
16: #include "libxslt/extensions.h"
17: #include "libxslt/xsltutils.h"
1.103 paf 18: extern "C" {
1.102 paf 19: #include "libexslt/exslt.h"
1.103 paf 20: };
1.102 paf 21: #endif
22:
1.1 paf 23: #include "pa_globals.h"
1.32 paf 24: #include "pa_string.h"
25: #include "pa_hash.h"
1.42 paf 26: #include "pa_sql_driver_manager.h"
1.77 parser 27: #include "pa_dictionary.h"
1.100 paf 28: #include "pa_stylesheet_manager.h"
1.83 parser 29: #include "pa_sapi.h"
1.90 paf 30: #include "pa_cache_managers.h"
1.95 paf 31: #include "pa_charsets.h"
32: #include "pa_charset.h"
1.101 paf 33: #include "pa_threads.h"
1.84 parser 34:
1.86 paf 35: #ifdef DB2
1.83 parser 36: #include "pa_db_manager.h"
1.84 parser 37: #endif
1.1 paf 38:
1.8 paf 39: String *content_type_name;
1.75 parser 40: String *charset_name;
1.8 paf 41: String *body_name;
1.13 paf 42: String *value_name;
1.14 paf 43: String *expires_name;
44: String *path_name;
1.17 paf 45: String *name_name;
46: String *size_name;
47: String *text_name;
1.8 paf 48:
1.1 paf 49: String *exception_method_name;
1.38 paf 50: String *post_process_method_name;
1.1 paf 51:
1.39 paf 52: String *content_disposition_name;
53: String *content_disposition_filename_name;
54:
1.1 paf 55: String *unnamed_name;
56:
57: String *auto_method_name;
58: String *main_method_name;
59:
60: String *main_class_name;
61:
1.6 paf 62: String *result_var_name;
1.64 parser 63: String *match_var_name;
1.41 paf 64: String *string_pre_match_name;
1.40 paf 65: String *string_match_name;
1.41 paf 66: String *string_post_match_name;
1.6 paf 67:
1.79 parser 68: String *charsets_name;
1.36 paf 69: String *mime_types_name;
70: String *vfile_mime_type_name;
1.63 parser 71: String *origins_mode_name;
1.67 parser 72:
1.69 parser 73: String *class_path_name;
74:
1.67 parser 75: String *switch_data_name;
76: String *case_default_value;
77:
1.70 parser 78: String *sql_limit_name;
79: String *sql_offset_name;
80: String *sql_default_name;
81:
1.95 paf 82: String *charset_UTF8_name;
83:
1.71 parser 84: String *hash_default_element_name;
1.42 paf 85:
1.1 paf 86: Hash *untaint_lang_name2enum;
87:
1.97 paf 88: GdomeDOMImplementation *domimpl;
89:
1.95 paf 90: Charset *utf8_charset;
1.32 paf 91:
1.5 paf 92: short hex_value[0x100];
93:
94: static void setup_hex_value() {
1.68 parser 95: memset(hex_value, 0, sizeof(hex_value));
1.5 paf 96: hex_value['0'] = 0;
97: hex_value['1'] = 1;
98: hex_value['2'] = 2;
99: hex_value['3'] = 3;
100: hex_value['4'] = 4;
101: hex_value['5'] = 5;
102: hex_value['6'] = 6;
103: hex_value['7'] = 7;
104: hex_value['8'] = 8;
105: hex_value['9'] = 9;
106: hex_value['A'] = 10;
107: hex_value['B'] = 11;
108: hex_value['C'] = 12;
109: hex_value['D'] = 13;
110: hex_value['E'] = 14;
111: hex_value['F'] = 15;
112: hex_value['a'] = 10;
113: hex_value['b'] = 11;
114: hex_value['c'] = 12;
115: hex_value['d'] = 13;
116: hex_value['e'] = 14;
117: hex_value['f'] = 15;
118: }
1.1 paf 119:
1.99 paf 120: #ifdef XML
1.101 paf 121:
122: const int MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS=10;
123:
124: struct XML_Generic_error_info {
125: pa_thread_t thread_id;
126: char *message;
127: } xml_generic_error_infos[MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS];
128:
129: XML_Generic_error_info *xml_generic_error_info(pa_thread_t thread_id) {
130: for(int i=0; i<MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS; i++) {
131: XML_Generic_error_info *p=xml_generic_error_infos+i;
132: if(p->thread_id==thread_id)
133: return p;
134: }
135: return 0;
136: }
137:
1.99 paf 138: static void
1.101 paf 139: xmlParserGenericErrorFunc(void *ctx, const char *msg, ...) {
140: pa_thread_t thread_id=pa_get_thread_id();
141:
142: // infinitely looking for free slot to fill it
143: while(true) {
144: SYNCHRONIZED; // find+fill blocked
145:
146: // first try to get existing for this thread_id
147: XML_Generic_error_info *p=xml_generic_error_info(thread_id);
148: if(!p) { // occupy empty one
149: p=xml_generic_error_info(0);
150: if(!p) // wait for empty for it to appear
151: continue;
152: }
153:
1.102 paf 154: p->thread_id=thread_id;
1.101 paf 155: size_t offset=p->message?strlen(p->message):0;
156: p->message=(char *)realloc(p->message, offset+MAX_STRING);
157: if(!p->message)
158: SAPI::die(
159: "out of memory in 'xmlParserGenericErrorFunc', failed to reallocate to %u bytes",
160: offset+MAX_STRING);
161:
162: va_list args;
163: va_start(args, msg);
164: vsnprintf(p->message+offset, MAX_STRING, msg, args);
165: va_end(args);
166:
167: break;
168: }
169: }
170:
1.102 paf 171: bool xmlHaveGenericErrors() {
172: pa_thread_t thread_id=pa_get_thread_id();
173:
174: SYNCHRONIZED; // find blocked
175:
176: return xml_generic_error_info(thread_id)!=0;
177: }
178:
1.101 paf 179: const char *xmlGenericErrors() {
180: pa_thread_t thread_id=pa_get_thread_id();
181:
182: SYNCHRONIZED; // find+free blocked
183:
184: XML_Generic_error_info *p=xml_generic_error_info(thread_id);
185: if(!p) // no errors for our thread_id registered
186: return 0;
187:
188: const char *result=p->message;
189:
190: // free slot up
191: memset(p, 0, sizeof(*p));
192:
193: // it is up to caller to free it
194: return result;
1.99 paf 195: }
1.110 ! paf 196:
! 197: /**
! 198: * xmlFileMatchWithLocalhostEqDocumentRoot:
! 199: * filename: the URI for matching
! 200: *
! 201: * check if the URI matches an HTTP one
! 202: *
! 203: * Returns 1 if matches, 0 otherwise
! 204: */
! 205: static int
! 206: xmlFileMatchLocalhost(const char *filename) {
! 207: if (!strncmp(filename, "http://localhost", 16))
! 208: return(1);
! 209: return(0);
! 210: }
! 211:
! 212:
! 213: /**
! 214: * xmlFileOpenHttpLocalhost :
! 215: * filename: the URI for matching
! 216: *
! 217: * http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc
! 218: *
! 219: * input from FILE *, supports compressed input
! 220: * if filename is " " then the standard input is used
! 221: *
! 222: * Returns an I/O context or NULL in case of error
! 223: */
! 224: static void *
! 225: xmlFileOpenLocalhost (const char *filename) {
! 226: FILE *fd;
! 227: const char* documentRoot;
! 228: char path[1000];
! 229:
! 230: path[0]=0;
! 231: strcat(path, (documentRoot=getenv("DOCUMENT_ROOT"))?documentRoot:".");
! 232: strcat(path, &filename[16]);
! 233:
! 234: #ifdef WIN32
! 235: fd = fopen(path, "rb");
! 236: #else
! 237: fd = fopen(path, "r");
! 238: #endif /* WIN32 */
! 239: return((void *) fd);
! 240: }
! 241:
! 242: /**
! 243: * xmlFileRead:
! 244: * @context: the I/O context
! 245: * @buffer: where to drop data
! 246: * @len: number of bytes to write
! 247: *
! 248: * Read @len bytes to @buffer from the I/O channel.
! 249: *
! 250: * Returns the number of bytes written
! 251: */
! 252: static int
! 253: xmlFileRead (void * context, char * buffer, int len) {
! 254: return(fread(&buffer[0], 1, len, (FILE *) context));
! 255: }
! 256:
! 257: /**
! 258: * xmlFileWrite:
! 259: * @context: the I/O context
! 260: * @buffer: where to drop data
! 261: * @len: number of bytes to write
! 262: *
! 263: * Write @len bytes from @buffer to the I/O channel.
! 264: *
! 265: * Returns the number of bytes written
! 266: */
! 267: static int
! 268: xmlFileWrite (void * context, const char * buffer, int len) {
! 269: return(fwrite(&buffer[0], 1, len, (FILE *) context));
! 270: }
! 271:
! 272: /**
! 273: * xmlFileClose:
! 274: * @context: the I/O context
! 275: *
! 276: * Close an I/O channel
! 277: */
! 278: static int
! 279: xmlFileClose (void * context) {
! 280: return ( ( fclose((FILE *) context) == EOF ) ? -1 : 0 );
! 281: }
! 282:
1.99 paf 283: #endif
284:
1.83 parser 285: void pa_globals_destroy(void *) {
286: try {
1.96 paf 287: #ifdef XML
288: GdomeException exc;
289: gdome_di_unref (domimpl, &exc);
290: #endif
1.93 paf 291: if(cache_managers)
292: cache_managers->~Cache_managers();
1.95 paf 293:
294: charsets->~Charsets();
1.83 parser 295:
296: } catch(const Exception& e) {
297: SAPI::die("pa_globals_destroy failed: %s", e.comment());
298: }
299: }
300:
1.108 paf 301: /// @test hint on one should call this for each thread xmlSubstituteEntitiesDefault(1);
1.27 paf 302: void pa_globals_init(Pool& pool) {
1.83 parser 303: pool.register_cleanup(pa_globals_destroy, 0);
304:
1.32 paf 305: #undef NEW
306: #define NEW new(pool)
307:
1.5 paf 308: // hex value
309: setup_hex_value();
310:
1.1 paf 311: // names
1.32 paf 312: content_type_name=NEW String(pool, CONTENT_TYPE_NAME);
1.75 parser 313: charset_name=NEW String(pool, CHARSET_NAME);
1.32 paf 314: body_name=NEW String(pool, BODY_NAME);
315: value_name=NEW String(pool, VALUE_NAME);
316: expires_name=NEW String(pool, EXPIRES_NAME);
317: path_name=NEW String(pool, PATH_NAME);
318: name_name=NEW String(pool, NAME_NAME);
319: size_name=NEW String(pool, SIZE_NAME);
320: text_name=NEW String(pool, TEXT_NAME);
321:
322: exception_method_name=NEW String(pool, EXCEPTION_METHOD_NAME);
1.38 paf 323: post_process_method_name=NEW String(pool, POST_PROCESS_METHOD_NAME);
1.39 paf 324:
325: content_disposition_name=NEW String(pool, CONTENT_DISPOSITION_NAME);
326: content_disposition_filename_name=NEW String(pool, CONTENT_DISPOSITION_FILENAME_NAME);
1.32 paf 327:
328: unnamed_name=NEW String(pool, UNNAMED_NAME);
329:
330: auto_method_name=NEW String(pool, AUTO_METHOD_NAME);
331: main_method_name=NEW String(pool, MAIN_METHOD_NAME);
332:
333: main_class_name=NEW String(pool, MAIN_CLASS_NAME);
1.6 paf 334:
1.32 paf 335: result_var_name=NEW String(pool, RESULT_VAR_NAME);
1.64 parser 336: match_var_name=NEW String(pool, MATCH_VAR_NAME);
1.41 paf 337: string_pre_match_name=NEW String(pool, STRING_PRE_MATCH_NAME);
1.40 paf 338: string_match_name=NEW String(pool, STRING_MATCH_NAME);
1.41 paf 339: string_post_match_name=NEW String(pool, STRING_POST_MATCH_NAME);
1.6 paf 340:
1.4 paf 341:
1.79 parser 342: charsets_name=NEW String(pool, CHARSETS_NAME);
1.36 paf 343: mime_types_name=NEW String(pool, MIME_TYPES_NAME);
344: vfile_mime_type_name=NEW String(pool, VFILE_MIME_TYPE_NAME);
1.63 parser 345: origins_mode_name=NEW String(pool, ORIGINS_MODE_NAME);
1.69 parser 346:
347: class_path_name=NEW String(pool, CLASS_PATH_NAME);
1.66 parser 348:
349: //^switch ^case
350: switch_data_name=NEW String(pool, SWITCH_DATA_NAME);
351: case_default_value=NEW String(pool, CASE_DEFAULT_VALUE);
1.70 parser 352:
353: // sql
354: sql_limit_name=NEW String(pool, SQL_LIMIT_NAME);
355: sql_offset_name=NEW String(pool, SQL_OFFSET_NAME);
356: sql_default_name=NEW String(pool, SQL_DEFAULT_NAME);
1.71 parser 357:
1.95 paf 358: // charsets
359: charset_UTF8_name=NEW String(pool, CHARSET_UTF8_NAME);
360:
1.71 parser 361: // hash
362: hash_default_element_name=NEW String(pool, HASH_DEFAULT_ELEMENT_NAME);
1.70 parser 363:
1.66 parser 364:
1.1 paf 365: // hashes
1.32 paf 366: untaint_lang_name2enum=NEW Hash(pool);
1.87 paf 367: #define ULN(cstr, LANG) \
368: untaint_lang_name2enum->put(*NEW String(pool, cstr), (int)String::UL_##LANG);
369: ULN("as-is", AS_IS);
370: ULN("file-spec", FILE_SPEC);
371: ULN("http-header", HTTP_HEADER);
372: ULN("mail-header", MAIL_HEADER);
373: ULN("uri", URI);
374: ULN("table", TABLE);
375: ULN("sql", SQL);
376: ULN("js", JS);
377: ULN("xml", XML);
378: ULN("html", HTML);
1.92 paf 379: ULN("optimized-html", HTML|String::UL_OPTIMIZE_BIT);
1.1 paf 380:
1.95 paf 381: // charsets
382: charsets=NEW Charsets(pool);
383: charsets->put(*charset_UTF8_name,
384: utf8_charset=NEW Charset(pool, *charset_UTF8_name, 0/*no file=system*/));
1.88 paf 385:
1.101 paf 386:
1.88 paf 387: // Status registration, must be initialized before all registrants
1.90 paf 388: cache_managers=NEW Cache_managers(pool);
1.42 paf 389:
1.73 parser 390: // SQL driver manager
1.90 paf 391: cache_managers->put(*NEW String(pool, "sql"),
392: SQL_driver_manager=NEW SQL_Driver_manager(pool));
1.74 parser 393:
1.86 paf 394: #ifdef DB2
1.83 parser 395: // DB driver manager
1.90 paf 396: cache_managers->put(*NEW String(pool, "db"),
397: DB_manager=NEW DB_Manager(pool));
1.83 parser 398: #endif
399:
1.76 parser 400: #ifdef XML
1.96 paf 401: // initializing xml libs
402:
403: /* First I get a DOMImplementation reference */
404: domimpl = gdome_di_mkref ();
405: /*
406: * Register the EXSLT extensions and the test module
407: */
408: exsltRegisterAll();
409: xsltRegisterTestModule();
410: xmlDefaultSAXHandlerInit();
411: /*
412: * disable CDATA from being built in the document tree
413: */
1.101 paf 414: // never added yet xmlDefaultSAXHandler.cdataBlock = NULL;
1.99 paf 415:
416: /*
417: * Initialization function for the XML parser.
418: * This is not reentrant. Call once before processing in case of
419: * use in multithreaded programs.
420: */
421: xmlInitParser();
1.107 paf 422:
423: // 1. this is needed for proper parsing of stylesheets
424: // there were a situation where honest entity ruined innocent xpath compilation
425: // doc says "you sould turn it on on stylesheet load" without deepening into details
426: // 2. when dom tree with entites goes under transform text nodes
427: // got [erroreosly] cut on first entity occurance
1.109 paf 428: // --
1.107 paf 429: // that is why this is:
430: xmlSubstituteEntitiesDefault(1);
1.100 paf 431:
432: // Bit in the loadsubset context field to tell to do ID/REFs lookups
433: xmlLoadExtDtdDefaultValue |= XML_DETECT_IDS;
434: // Bit in the loadsubset context field to tell to do complete the elements attributes lists
435: // with the ones defaulted from the DTDs
436: //never added yet xmlLoadExtDtdDefaultValue |= XML_COMPLETE_ATTRS;
1.99 paf 437:
1.104 paf 438: //regretfully this not only replaces entities on parse, but also on generate xmlSubstituteEntitiesDefault(1);
1.105 paf 439: // never switched this on xmlIndentTreeOutput=1;
1.104 paf 440:
1.101 paf 441: memset(xml_generic_error_infos, 0, sizeof(xml_generic_error_infos));
442: xmlSetGenericErrorFunc(0, xmlParserGenericErrorFunc);
1.102 paf 443: xsltSetGenericErrorFunc(0, xmlParserGenericErrorFunc);
1.105 paf 444: // FILE *f=fopen("y:\\xslt.log", "wt");
445: // xsltSetGenericDebugFunc(f/*stderr*/, 0);
1.110 ! paf 446:
! 447: // http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc
! 448: xmlRegisterInputCallbacks(
! 449: xmlFileMatchLocalhost, xmlFileOpenLocalhost,
! 450: xmlFileRead, xmlFileClose);
1.96 paf 451:
452: // XSLT stylesheet manager
1.90 paf 453: cache_managers->put(*NEW String(pool, "stylesheet"),
454: stylesheet_manager=NEW Stylesheet_manager(pool));
1.76 parser 455: #endif
1.1 paf 456: }
1.76 parser 457:
458: #if defined(XML) && defined(_MSC_VER)
1.96 paf 459: # define XML_LIBS "/parser3project/win32xml"
460: # pragma comment(lib, XML_LIBS "/glib/lib/libglib-1.3-11.lib")
461: # pragma comment(lib, XML_LIBS "/libxml2-2.4.12/win32/dsp/libxml2_so/libxml2.lib")
462: # pragma comment(lib, XML_LIBS "/libxslt-1.0.9/win32/dsp/libexslt_so/libexslt.lib")
1.106 paf 463: # pragma comment(lib, XML_LIBS "/libxslt-1.0.9/win32/dsp/libxslt_so/libxslt.lib")
1.76 parser 464: # ifdef _DEBUG
1.98 paf 465: # pragma comment(lib, XML_LIBS "/gdome2-0.7.0/win32/dsp/Debug/libgdome.lib")
1.76 parser 466: # else
1.98 paf 467: # pragma comment(lib, XML_LIBS "/gdome2-0.7.0/win32/dsp/Release/libgdome.lib")
1.76 parser 468: # endif
469: #endif
1.85 paf 470:
471:
1.86 paf 472: #if defined(DB2) && defined(_MSC_VER)
473: # define LIBDB2_WIN32_BUILD "/parser3project/win32db/lib"
1.85 paf 474: # ifdef _DEBUG
1.86 paf 475: # pragma comment(lib, LIBDB2_WIN32_BUILD "/debug/libdb.lib")
1.85 paf 476: # else
1.86 paf 477: # pragma comment(lib, LIBDB2_WIN32_BUILD "/release/libdb.lib")
1.85 paf 478: # endif
479: #endif
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