Annotation of parser3/src/main/pa_globals.C, revision 1.114
1.15 paf 1: /** @file
1.16 paf 2: Parser: globals.
3:
1.112 paf 4: Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com)
1.113 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.16 paf 6:
1.114 ! paf 7: $Id: pa_globals.C,v 1.113 2002/02/08 08:30:16 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:
1.95 paf 88: Charset *utf8_charset;
1.32 paf 89:
1.5 paf 90: short hex_value[0x100];
1.111 paf 91:
92: #ifdef XML
93: GdomeDOMImplementation *domimpl;
94: #endif
1.5 paf 95:
96: static void setup_hex_value() {
1.68 parser 97: memset(hex_value, 0, sizeof(hex_value));
1.5 paf 98: hex_value['0'] = 0;
99: hex_value['1'] = 1;
100: hex_value['2'] = 2;
101: hex_value['3'] = 3;
102: hex_value['4'] = 4;
103: hex_value['5'] = 5;
104: hex_value['6'] = 6;
105: hex_value['7'] = 7;
106: hex_value['8'] = 8;
107: hex_value['9'] = 9;
108: hex_value['A'] = 10;
109: hex_value['B'] = 11;
110: hex_value['C'] = 12;
111: hex_value['D'] = 13;
112: hex_value['E'] = 14;
113: hex_value['F'] = 15;
114: hex_value['a'] = 10;
115: hex_value['b'] = 11;
116: hex_value['c'] = 12;
117: hex_value['d'] = 13;
118: hex_value['e'] = 14;
119: hex_value['f'] = 15;
120: }
1.1 paf 121:
1.99 paf 122: #ifdef XML
1.101 paf 123:
124: const int MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS=10;
125:
126: struct XML_Generic_error_info {
127: pa_thread_t thread_id;
128: char *message;
129: } xml_generic_error_infos[MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS];
130:
131: XML_Generic_error_info *xml_generic_error_info(pa_thread_t thread_id) {
132: for(int i=0; i<MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS; i++) {
133: XML_Generic_error_info *p=xml_generic_error_infos+i;
134: if(p->thread_id==thread_id)
135: return p;
136: }
137: return 0;
138: }
139:
1.99 paf 140: static void
1.101 paf 141: xmlParserGenericErrorFunc(void *ctx, const char *msg, ...) {
142: pa_thread_t thread_id=pa_get_thread_id();
143:
144: // infinitely looking for free slot to fill it
145: while(true) {
146: SYNCHRONIZED; // find+fill blocked
147:
148: // first try to get existing for this thread_id
149: XML_Generic_error_info *p=xml_generic_error_info(thread_id);
150: if(!p) { // occupy empty one
151: p=xml_generic_error_info(0);
152: if(!p) // wait for empty for it to appear
153: continue;
154: }
155:
1.102 paf 156: p->thread_id=thread_id;
1.101 paf 157: size_t offset=p->message?strlen(p->message):0;
158: p->message=(char *)realloc(p->message, offset+MAX_STRING);
159: if(!p->message)
160: SAPI::die(
161: "out of memory in 'xmlParserGenericErrorFunc', failed to reallocate to %u bytes",
162: offset+MAX_STRING);
163:
164: va_list args;
165: va_start(args, msg);
166: vsnprintf(p->message+offset, MAX_STRING, msg, args);
167: va_end(args);
168:
169: break;
170: }
171: }
172:
1.102 paf 173: bool xmlHaveGenericErrors() {
174: pa_thread_t thread_id=pa_get_thread_id();
175:
176: SYNCHRONIZED; // find blocked
177:
178: return xml_generic_error_info(thread_id)!=0;
179: }
180:
1.101 paf 181: const char *xmlGenericErrors() {
182: pa_thread_t thread_id=pa_get_thread_id();
183:
184: SYNCHRONIZED; // find+free blocked
185:
186: XML_Generic_error_info *p=xml_generic_error_info(thread_id);
187: if(!p) // no errors for our thread_id registered
188: return 0;
189:
190: const char *result=p->message;
191:
192: // free slot up
193: memset(p, 0, sizeof(*p));
194:
195: // it is up to caller to free it
196: return result;
1.99 paf 197: }
1.110 paf 198:
199: /**
200: * xmlFileMatchWithLocalhostEqDocumentRoot:
201: * filename: the URI for matching
202: *
203: * check if the URI matches an HTTP one
204: *
205: * Returns 1 if matches, 0 otherwise
206: */
207: static int
208: xmlFileMatchLocalhost(const char *filename) {
209: if (!strncmp(filename, "http://localhost", 16))
210: return(1);
211: return(0);
212: }
213:
214:
215: /**
216: * xmlFileOpenHttpLocalhost :
217: * filename: the URI for matching
218: *
219: * http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc
220: *
221: * input from FILE *, supports compressed input
222: * if filename is " " then the standard input is used
223: *
224: * Returns an I/O context or NULL in case of error
225: */
226: static void *
227: xmlFileOpenLocalhost (const char *filename) {
228: FILE *fd;
229: const char* documentRoot;
230: char path[1000];
231:
232: path[0]=0;
233: strcat(path, (documentRoot=getenv("DOCUMENT_ROOT"))?documentRoot:".");
234: strcat(path, &filename[16]);
235:
236: #ifdef WIN32
237: fd = fopen(path, "rb");
238: #else
239: fd = fopen(path, "r");
240: #endif /* WIN32 */
241: return((void *) fd);
242: }
243:
244: /**
245: * xmlFileRead:
246: * @context: the I/O context
247: * @buffer: where to drop data
248: * @len: number of bytes to write
249: *
250: * Read @len bytes to @buffer from the I/O channel.
251: *
252: * Returns the number of bytes written
253: */
254: static int
255: xmlFileRead (void * context, char * buffer, int len) {
256: return(fread(&buffer[0], 1, len, (FILE *) context));
257: }
258:
259: /**
260: * xmlFileWrite:
261: * @context: the I/O context
262: * @buffer: where to drop data
263: * @len: number of bytes to write
264: *
265: * Write @len bytes from @buffer to the I/O channel.
266: *
267: * Returns the number of bytes written
268: */
269: static int
270: xmlFileWrite (void * context, const char * buffer, int len) {
271: return(fwrite(&buffer[0], 1, len, (FILE *) context));
272: }
273:
274: /**
275: * xmlFileClose:
276: * @context: the I/O context
277: *
278: * Close an I/O channel
279: */
280: static int
281: xmlFileClose (void * context) {
282: return ( ( fclose((FILE *) context) == EOF ) ? -1 : 0 );
283: }
284:
1.99 paf 285: #endif
286:
1.83 parser 287: void pa_globals_destroy(void *) {
288: try {
1.96 paf 289: #ifdef XML
290: GdomeException exc;
291: gdome_di_unref (domimpl, &exc);
292: #endif
1.93 paf 293: if(cache_managers)
294: cache_managers->~Cache_managers();
1.95 paf 295:
296: charsets->~Charsets();
1.83 parser 297:
298: } catch(const Exception& e) {
299: SAPI::die("pa_globals_destroy failed: %s", e.comment());
300: }
301: }
302:
1.108 paf 303: /// @test hint on one should call this for each thread xmlSubstituteEntitiesDefault(1);
1.27 paf 304: void pa_globals_init(Pool& pool) {
1.83 parser 305: pool.register_cleanup(pa_globals_destroy, 0);
306:
1.32 paf 307: #undef NEW
308: #define NEW new(pool)
309:
1.5 paf 310: // hex value
311: setup_hex_value();
312:
1.1 paf 313: // names
1.32 paf 314: content_type_name=NEW String(pool, CONTENT_TYPE_NAME);
1.75 parser 315: charset_name=NEW String(pool, CHARSET_NAME);
1.32 paf 316: body_name=NEW String(pool, BODY_NAME);
317: value_name=NEW String(pool, VALUE_NAME);
318: expires_name=NEW String(pool, EXPIRES_NAME);
319: path_name=NEW String(pool, PATH_NAME);
320: name_name=NEW String(pool, NAME_NAME);
321: size_name=NEW String(pool, SIZE_NAME);
322: text_name=NEW String(pool, TEXT_NAME);
323:
324: exception_method_name=NEW String(pool, EXCEPTION_METHOD_NAME);
1.38 paf 325: post_process_method_name=NEW String(pool, POST_PROCESS_METHOD_NAME);
1.39 paf 326:
327: content_disposition_name=NEW String(pool, CONTENT_DISPOSITION_NAME);
328: content_disposition_filename_name=NEW String(pool, CONTENT_DISPOSITION_FILENAME_NAME);
1.32 paf 329:
330: unnamed_name=NEW String(pool, UNNAMED_NAME);
331:
332: auto_method_name=NEW String(pool, AUTO_METHOD_NAME);
333: main_method_name=NEW String(pool, MAIN_METHOD_NAME);
334:
335: main_class_name=NEW String(pool, MAIN_CLASS_NAME);
1.6 paf 336:
1.32 paf 337: result_var_name=NEW String(pool, RESULT_VAR_NAME);
1.64 parser 338: match_var_name=NEW String(pool, MATCH_VAR_NAME);
1.41 paf 339: string_pre_match_name=NEW String(pool, STRING_PRE_MATCH_NAME);
1.40 paf 340: string_match_name=NEW String(pool, STRING_MATCH_NAME);
1.41 paf 341: string_post_match_name=NEW String(pool, STRING_POST_MATCH_NAME);
1.6 paf 342:
1.4 paf 343:
1.79 parser 344: charsets_name=NEW String(pool, CHARSETS_NAME);
1.36 paf 345: mime_types_name=NEW String(pool, MIME_TYPES_NAME);
346: vfile_mime_type_name=NEW String(pool, VFILE_MIME_TYPE_NAME);
1.63 parser 347: origins_mode_name=NEW String(pool, ORIGINS_MODE_NAME);
1.69 parser 348:
349: class_path_name=NEW String(pool, CLASS_PATH_NAME);
1.66 parser 350:
351: //^switch ^case
352: switch_data_name=NEW String(pool, SWITCH_DATA_NAME);
353: case_default_value=NEW String(pool, CASE_DEFAULT_VALUE);
1.70 parser 354:
355: // sql
356: sql_limit_name=NEW String(pool, SQL_LIMIT_NAME);
357: sql_offset_name=NEW String(pool, SQL_OFFSET_NAME);
358: sql_default_name=NEW String(pool, SQL_DEFAULT_NAME);
1.71 parser 359:
1.95 paf 360: // charsets
361: charset_UTF8_name=NEW String(pool, CHARSET_UTF8_NAME);
362:
1.71 parser 363: // hash
364: hash_default_element_name=NEW String(pool, HASH_DEFAULT_ELEMENT_NAME);
1.70 parser 365:
1.66 parser 366:
1.1 paf 367: // hashes
1.32 paf 368: untaint_lang_name2enum=NEW Hash(pool);
1.87 paf 369: #define ULN(cstr, LANG) \
370: untaint_lang_name2enum->put(*NEW String(pool, cstr), (int)String::UL_##LANG);
371: ULN("as-is", AS_IS);
372: ULN("file-spec", FILE_SPEC);
373: ULN("http-header", HTTP_HEADER);
374: ULN("mail-header", MAIL_HEADER);
375: ULN("uri", URI);
376: ULN("table", TABLE);
377: ULN("sql", SQL);
378: ULN("js", JS);
379: ULN("xml", XML);
380: ULN("html", HTML);
1.92 paf 381: ULN("optimized-html", HTML|String::UL_OPTIMIZE_BIT);
1.1 paf 382:
1.95 paf 383: // charsets
384: charsets=NEW Charsets(pool);
385: charsets->put(*charset_UTF8_name,
386: utf8_charset=NEW Charset(pool, *charset_UTF8_name, 0/*no file=system*/));
1.88 paf 387:
1.101 paf 388:
1.88 paf 389: // Status registration, must be initialized before all registrants
1.90 paf 390: cache_managers=NEW Cache_managers(pool);
1.42 paf 391:
1.73 parser 392: // SQL driver manager
1.90 paf 393: cache_managers->put(*NEW String(pool, "sql"),
394: SQL_driver_manager=NEW SQL_Driver_manager(pool));
1.74 parser 395:
1.86 paf 396: #ifdef DB2
1.83 parser 397: // DB driver manager
1.90 paf 398: cache_managers->put(*NEW String(pool, "db"),
399: DB_manager=NEW DB_Manager(pool));
1.83 parser 400: #endif
401:
1.76 parser 402: #ifdef XML
1.96 paf 403: // initializing xml libs
404:
405: /* First I get a DOMImplementation reference */
406: domimpl = gdome_di_mkref ();
407: /*
408: * Register the EXSLT extensions and the test module
409: */
410: exsltRegisterAll();
411: xsltRegisterTestModule();
412: xmlDefaultSAXHandlerInit();
413: /*
414: * disable CDATA from being built in the document tree
415: */
1.101 paf 416: // never added yet xmlDefaultSAXHandler.cdataBlock = NULL;
1.99 paf 417:
418: /*
419: * Initialization function for the XML parser.
420: * This is not reentrant. Call once before processing in case of
421: * use in multithreaded programs.
422: */
423: xmlInitParser();
1.107 paf 424:
425: // 1. this is needed for proper parsing of stylesheets
426: // there were a situation where honest entity ruined innocent xpath compilation
427: // doc says "you sould turn it on on stylesheet load" without deepening into details
428: // 2. when dom tree with entites goes under transform text nodes
429: // got [erroreosly] cut on first entity occurance
1.109 paf 430: // --
1.107 paf 431: // that is why this is:
432: xmlSubstituteEntitiesDefault(1);
1.100 paf 433:
434: // Bit in the loadsubset context field to tell to do ID/REFs lookups
435: xmlLoadExtDtdDefaultValue |= XML_DETECT_IDS;
436: // Bit in the loadsubset context field to tell to do complete the elements attributes lists
437: // with the ones defaulted from the DTDs
438: //never added yet xmlLoadExtDtdDefaultValue |= XML_COMPLETE_ATTRS;
1.99 paf 439:
1.104 paf 440: //regretfully this not only replaces entities on parse, but also on generate xmlSubstituteEntitiesDefault(1);
1.105 paf 441: // never switched this on xmlIndentTreeOutput=1;
1.104 paf 442:
1.101 paf 443: memset(xml_generic_error_infos, 0, sizeof(xml_generic_error_infos));
444: xmlSetGenericErrorFunc(0, xmlParserGenericErrorFunc);
1.102 paf 445: xsltSetGenericErrorFunc(0, xmlParserGenericErrorFunc);
1.105 paf 446: // FILE *f=fopen("y:\\xslt.log", "wt");
447: // xsltSetGenericDebugFunc(f/*stderr*/, 0);
1.110 paf 448:
449: // http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc
450: xmlRegisterInputCallbacks(
451: xmlFileMatchLocalhost, xmlFileOpenLocalhost,
452: xmlFileRead, xmlFileClose);
1.96 paf 453:
454: // XSLT stylesheet manager
1.90 paf 455: cache_managers->put(*NEW String(pool, "stylesheet"),
456: stylesheet_manager=NEW Stylesheet_manager(pool));
1.76 parser 457: #endif
1.1 paf 458: }
1.76 parser 459:
460: #if defined(XML) && defined(_MSC_VER)
1.96 paf 461: # define XML_LIBS "/parser3project/win32xml"
462: # pragma comment(lib, XML_LIBS "/glib/lib/libglib-1.3-11.lib")
1.76 parser 463: # ifdef _DEBUG
1.114 ! paf 464: # pragma comment(lib, XML_LIBS "/libxml2-x.x.x/win32/dsp/libxml2_so_debug/libxml2.lib")
! 465: # pragma comment(lib, XML_LIBS "/libxslt-x.x.x/win32/dsp/libexslt_so_debug/libexslt.lib")
! 466: # pragma comment(lib, XML_LIBS "/libxslt-x.x.x/win32/dsp/libxslt_so_debug/libxslt.lib")
! 467: # pragma comment(lib, XML_LIBS "/gdome2-x.x.x/win32/dsp/Debug/libgdome.lib")
1.76 parser 468: # else
1.114 ! paf 469: # pragma comment(lib, XML_LIBS "/libxml2-x.x.x/win32/dsp/libxml2_so_release/libxml2.lib")
! 470: # pragma comment(lib, XML_LIBS "/libxslt-x.x.x/win32/dsp/libexslt_so_release/libexslt.lib")
! 471: # pragma comment(lib, XML_LIBS "/libxslt-x.x.x/win32/dsp/libxslt_so_release/libxslt.lib")
! 472: # pragma comment(lib, XML_LIBS "/gdome2-x.x.x/win32/dsp/Release/libgdome.lib")
1.76 parser 473: # endif
474: #endif
1.85 paf 475:
476:
1.86 paf 477: #if defined(DB2) && defined(_MSC_VER)
478: # define LIBDB2_WIN32_BUILD "/parser3project/win32db/lib"
1.85 paf 479: # ifdef _DEBUG
1.86 paf 480: # pragma comment(lib, LIBDB2_WIN32_BUILD "/debug/libdb.lib")
1.85 paf 481: # else
1.86 paf 482: # pragma comment(lib, LIBDB2_WIN32_BUILD "/release/libdb.lib")
1.85 paf 483: # endif
484: #endif
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