Annotation of parser3/src/main/pa_globals.C, revision 1.136
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)
1.133 paf 6: */
1.16 paf 7:
1.136 ! paf 8: static const char* IDENT_GLOBALS_C="$Date: 2002/08/05 11:28:10 $";
1.1 paf 9:
1.102 paf 10: #include "pa_config_includes.h"
11:
12: #ifdef XML
13: #include "libxslt/extensions.h"
14: #include "libxslt/xsltutils.h"
1.116 paf 15: extern "C" {
1.102 paf 16: #include "libexslt/exslt.h"
1.116 paf 17: };
1.102 paf 18: #endif
19:
1.1 paf 20: #include "pa_globals.h"
1.32 paf 21: #include "pa_string.h"
22: #include "pa_hash.h"
1.42 paf 23: #include "pa_sql_driver_manager.h"
1.77 parser 24: #include "pa_dictionary.h"
1.100 paf 25: #include "pa_stylesheet_manager.h"
1.83 parser 26: #include "pa_sapi.h"
1.90 paf 27: #include "pa_cache_managers.h"
1.95 paf 28: #include "pa_charsets.h"
29: #include "pa_charset.h"
1.101 paf 30: #include "pa_threads.h"
1.84 parser 31:
1.8 paf 32: String *content_type_name;
1.75 parser 33: String *charset_name;
1.8 paf 34: String *body_name;
1.13 paf 35: String *value_name;
1.14 paf 36: String *expires_name;
37: String *path_name;
1.17 paf 38: String *name_name;
39: String *size_name;
40: String *text_name;
1.8 paf 41:
1.39 paf 42: String *content_disposition_name;
43: String *content_disposition_filename_name;
44:
1.130 paf 45: String *conf_method_name;
1.1 paf 46: String *auto_method_name;
47:
48: String *main_class_name;
49:
1.6 paf 50: String *result_var_name;
1.64 parser 51: String *match_var_name;
1.6 paf 52:
1.119 paf 53: String *exception_var_name;
54: String *exception_type_part_name;
55: String *exception_source_part_name;
56: String *exception_comment_part_name;
57: String *exception_handled_part_name;
58:
1.79 parser 59: String *charsets_name;
1.36 paf 60: String *mime_types_name;
61: String *vfile_mime_type_name;
1.63 parser 62: String *origins_mode_name;
1.67 parser 63:
1.69 parser 64: String *class_path_name;
65:
1.67 parser 66: String *switch_data_name;
67:
1.120 paf 68: String *cache_data_name;
69:
1.70 parser 70: String *sql_limit_name;
71: String *sql_offset_name;
72: String *sql_default_name;
73:
1.95 paf 74: String *charset_UTF8_name;
75:
1.71 parser 76: String *hash_default_element_name;
1.42 paf 77:
1.124 paf 78: Table *string_match_table_template;
1.123 paf 79:
1.135 paf 80: Table *date_calendar_table_template;
81:
1.1 paf 82: Hash *untaint_lang_name2enum;
83:
1.95 paf 84: Charset *utf8_charset;
1.32 paf 85:
1.5 paf 86: short hex_value[0x100];
1.111 paf 87:
88: #ifdef XML
89: GdomeDOMImplementation *domimpl;
90: #endif
1.5 paf 91:
92: static void setup_hex_value() {
1.68 parser 93: memset(hex_value, 0, sizeof(hex_value));
1.5 paf 94: hex_value['0'] = 0;
95: hex_value['1'] = 1;
96: hex_value['2'] = 2;
97: hex_value['3'] = 3;
98: hex_value['4'] = 4;
99: hex_value['5'] = 5;
100: hex_value['6'] = 6;
101: hex_value['7'] = 7;
102: hex_value['8'] = 8;
103: hex_value['9'] = 9;
104: hex_value['A'] = 10;
105: hex_value['B'] = 11;
106: hex_value['C'] = 12;
107: hex_value['D'] = 13;
108: hex_value['E'] = 14;
109: hex_value['F'] = 15;
110: hex_value['a'] = 10;
111: hex_value['b'] = 11;
112: hex_value['c'] = 12;
113: hex_value['d'] = 13;
114: hex_value['e'] = 14;
115: hex_value['f'] = 15;
116: }
1.1 paf 117:
1.99 paf 118: #ifdef XML
1.101 paf 119:
120: const int MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS=10;
121:
122: struct XML_Generic_error_info {
123: pa_thread_t thread_id;
124: char *message;
125: } xml_generic_error_infos[MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS];
126:
127: XML_Generic_error_info *xml_generic_error_info(pa_thread_t thread_id) {
128: for(int i=0; i<MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS; i++) {
129: XML_Generic_error_info *p=xml_generic_error_infos+i;
130: if(p->thread_id==thread_id)
131: return p;
132: }
133: return 0;
134: }
135:
1.99 paf 136: static void
1.101 paf 137: xmlParserGenericErrorFunc(void *ctx, const char *msg, ...) {
138: pa_thread_t thread_id=pa_get_thread_id();
139:
140: // infinitely looking for free slot to fill it
141: while(true) {
142: SYNCHRONIZED; // find+fill blocked
143:
144: // first try to get existing for this thread_id
145: XML_Generic_error_info *p=xml_generic_error_info(thread_id);
146: if(!p) { // occupy empty one
147: p=xml_generic_error_info(0);
148: if(!p) // wait for empty for it to appear
149: continue;
150: }
151:
1.102 paf 152: p->thread_id=thread_id;
1.101 paf 153: size_t offset=p->message?strlen(p->message):0;
154: p->message=(char *)realloc(p->message, offset+MAX_STRING);
155: if(!p->message)
156: SAPI::die(
157: "out of memory in 'xmlParserGenericErrorFunc', failed to reallocate to %u bytes",
158: offset+MAX_STRING);
159:
160: va_list args;
161: va_start(args, msg);
162: vsnprintf(p->message+offset, MAX_STRING, msg, args);
163: va_end(args);
164:
165: break;
166: }
167: }
168:
1.102 paf 169: bool xmlHaveGenericErrors() {
170: pa_thread_t thread_id=pa_get_thread_id();
171:
172: SYNCHRONIZED; // find blocked
173:
174: return xml_generic_error_info(thread_id)!=0;
175: }
176:
1.101 paf 177: const char *xmlGenericErrors() {
178: pa_thread_t thread_id=pa_get_thread_id();
179:
180: SYNCHRONIZED; // find+free blocked
181:
182: XML_Generic_error_info *p=xml_generic_error_info(thread_id);
183: if(!p) // no errors for our thread_id registered
184: return 0;
185:
186: const char *result=p->message;
187:
188: // free slot up
189: memset(p, 0, sizeof(*p));
190:
191: // it is up to caller to free it
192: return result;
1.99 paf 193: }
1.110 paf 194:
195: /**
196: * xmlFileMatchWithLocalhostEqDocumentRoot:
197: * filename: the URI for matching
198: *
199: * check if the URI matches an HTTP one
200: *
201: * Returns 1 if matches, 0 otherwise
202: */
203: static int
204: xmlFileMatchLocalhost(const char *filename) {
205: if (!strncmp(filename, "http://localhost", 16))
206: return(1);
207: return(0);
208: }
209:
210:
211: /**
212: * xmlFileOpenHttpLocalhost :
213: * filename: the URI for matching
214: *
215: * http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc
216: *
217: * input from FILE *, supports compressed input
218: * if filename is " " then the standard input is used
219: *
220: * Returns an I/O context or NULL in case of error
221: */
222: static void *
223: xmlFileOpenLocalhost (const char *filename) {
224: FILE *fd;
225: const char* documentRoot;
226: char path[1000];
227:
228: path[0]=0;
229: strcat(path, (documentRoot=getenv("DOCUMENT_ROOT"))?documentRoot:".");
230: strcat(path, &filename[16]);
231:
232: #ifdef WIN32
233: fd = fopen(path, "rb");
234: #else
235: fd = fopen(path, "r");
236: #endif /* WIN32 */
237: return((void *) fd);
238: }
239:
240: /**
241: * xmlFileRead:
242: * @context: the I/O context
243: * @buffer: where to drop data
244: * @len: number of bytes to write
245: *
246: * Read @len bytes to @buffer from the I/O channel.
247: *
248: * Returns the number of bytes written
249: */
250: static int
251: xmlFileRead (void * context, char * buffer, int len) {
252: return(fread(&buffer[0], 1, len, (FILE *) context));
253: }
254:
255: /**
256: * xmlFileWrite:
257: * @context: the I/O context
258: * @buffer: where to drop data
259: * @len: number of bytes to write
260: *
261: * Write @len bytes from @buffer to the I/O channel.
262: *
263: * Returns the number of bytes written
264: */
265: static int
266: xmlFileWrite (void * context, const char * buffer, int len) {
267: return(fwrite(&buffer[0], 1, len, (FILE *) context));
268: }
269:
270: /**
271: * xmlFileClose:
272: * @context: the I/O context
273: *
274: * Close an I/O channel
275: */
276: static int
277: xmlFileClose (void * context) {
278: return ( ( fclose((FILE *) context) == EOF ) ? -1 : 0 );
279: }
280:
1.99 paf 281: #endif
282:
1.83 parser 283: void pa_globals_destroy(void *) {
284: try {
1.96 paf 285: #ifdef XML
286: GdomeException exc;
287: gdome_di_unref (domimpl, &exc);
288: #endif
1.93 paf 289: if(cache_managers)
290: cache_managers->~Cache_managers();
1.95 paf 291:
292: charsets->~Charsets();
1.83 parser 293:
294: } catch(const Exception& e) {
295: SAPI::die("pa_globals_destroy failed: %s", e.comment());
296: }
297: }
298:
1.108 paf 299: /// @test hint on one should call this for each thread xmlSubstituteEntitiesDefault(1);
1.27 paf 300: void pa_globals_init(Pool& pool) {
1.83 parser 301: pool.register_cleanup(pa_globals_destroy, 0);
302:
1.32 paf 303: #undef NEW
304: #define NEW new(pool)
305:
1.5 paf 306: // hex value
307: setup_hex_value();
308:
1.1 paf 309: // names
1.32 paf 310: content_type_name=NEW String(pool, CONTENT_TYPE_NAME);
1.75 parser 311: charset_name=NEW String(pool, CHARSET_NAME);
1.32 paf 312: body_name=NEW String(pool, BODY_NAME);
313: value_name=NEW String(pool, VALUE_NAME);
314: expires_name=NEW String(pool, EXPIRES_NAME);
315: path_name=NEW String(pool, PATH_NAME);
316: name_name=NEW String(pool, NAME_NAME);
317: size_name=NEW String(pool, SIZE_NAME);
318: text_name=NEW String(pool, TEXT_NAME);
319:
1.39 paf 320: content_disposition_name=NEW String(pool, CONTENT_DISPOSITION_NAME);
321: content_disposition_filename_name=NEW String(pool, CONTENT_DISPOSITION_FILENAME_NAME);
1.32 paf 322:
1.130 paf 323: conf_method_name=NEW String(pool, CONF_METHOD_NAME);
1.32 paf 324: auto_method_name=NEW String(pool, AUTO_METHOD_NAME);
325:
326: main_class_name=NEW String(pool, MAIN_CLASS_NAME);
1.6 paf 327:
1.32 paf 328: result_var_name=NEW String(pool, RESULT_VAR_NAME);
1.64 parser 329: match_var_name=NEW String(pool, MATCH_VAR_NAME);
1.6 paf 330:
1.119 paf 331: exception_var_name=NEW String(pool, EXCEPTION_VAR_NAME);
332: exception_type_part_name=NEW String(pool, EXCEPTION_TYPE_PART_NAME);
333: exception_source_part_name=NEW String(pool, EXCEPTION_SOURCE_PART_NAME);
334: exception_comment_part_name=NEW String(pool, EXCEPTION_COMMENT_PART_NAME);
335: exception_handled_part_name=NEW String(pool, EXCEPTION_HANDLED_PART_NAME);
1.4 paf 336:
1.79 parser 337: charsets_name=NEW String(pool, CHARSETS_NAME);
1.36 paf 338: mime_types_name=NEW String(pool, MIME_TYPES_NAME);
1.63 parser 339: origins_mode_name=NEW String(pool, ORIGINS_MODE_NAME);
1.69 parser 340:
341: class_path_name=NEW String(pool, CLASS_PATH_NAME);
1.66 parser 342:
343: //^switch ^case
344: switch_data_name=NEW String(pool, SWITCH_DATA_NAME);
1.120 paf 345:
346: //^cache
347: cache_data_name=NEW String(pool, CACHE_DATA_NAME);
1.70 parser 348:
349: // sql
350: sql_limit_name=NEW String(pool, SQL_LIMIT_NAME);
351: sql_offset_name=NEW String(pool, SQL_OFFSET_NAME);
352: sql_default_name=NEW String(pool, SQL_DEFAULT_NAME);
1.71 parser 353:
1.95 paf 354: // charsets
355: charset_UTF8_name=NEW String(pool, CHARSET_UTF8_NAME);
356:
1.71 parser 357: // hash
358: hash_default_element_name=NEW String(pool, HASH_DEFAULT_ELEMENT_NAME);
1.70 parser 359:
1.1 paf 360: // hashes
1.32 paf 361: untaint_lang_name2enum=NEW Hash(pool);
1.87 paf 362: #define ULN(cstr, LANG) \
363: untaint_lang_name2enum->put(*NEW String(pool, cstr), (int)String::UL_##LANG);
364: ULN("as-is", AS_IS);
365: ULN("file-spec", FILE_SPEC);
366: ULN("http-header", HTTP_HEADER);
367: ULN("mail-header", MAIL_HEADER);
368: ULN("uri", URI);
369: ULN("table", TABLE);
370: ULN("sql", SQL);
371: ULN("js", JS);
372: ULN("xml", XML);
373: ULN("html", HTML);
1.92 paf 374: ULN("optimized-html", HTML|String::UL_OPTIMIZE_BIT);
1.123 paf 375:
1.135 paf 376: // string_match_table_template
377: {
378: Array *columns=NEW Array(pool);
379: *columns+=NEW String(pool, STRING_PRE_MATCH_NAME);
380: *columns+=NEW String(pool, STRING_MATCH_NAME);
381: *columns+=NEW String(pool, STRING_POST_MATCH_NAME);
1.123 paf 382: for(int i=1; i<=MAX_STRING_MATCH_TABLE_COLUMNS; i++) {
1.125 paf 383: char *column=(char *)pool.malloc(MAX_NUMBER);
1.123 paf 384: snprintf(column, MAX_NUMBER, "%d", i);
1.135 paf 385: *columns+=NEW String(pool, column); // .i column name
386: }
387: string_match_table_template=NEW Table(pool, 0, columns);
388: }
389:
390: // date_calendar_table_template
391: {
392: Array *columns=NEW Array(pool);
393: for(int i=0; i<=6; i++) {
394: char *column=(char *)pool.malloc(MAX_NUMBER);
395: snprintf(column, MAX_NUMBER, "%d", i);
396: *columns+=NEW String(pool, column); // .i column name
1.123 paf 397: }
1.135 paf 398: *columns+=NEW String(pool, DATE_CALENDAR_WEEKNO_NAME);
399: date_calendar_table_template=NEW Table(pool, 0, columns);
1.123 paf 400: }
1.1 paf 401:
1.95 paf 402: // charsets
403: charsets=NEW Charsets(pool);
404: charsets->put(*charset_UTF8_name,
405: utf8_charset=NEW Charset(pool, *charset_UTF8_name, 0/*no file=system*/));
1.88 paf 406:
1.101 paf 407:
1.88 paf 408: // Status registration, must be initialized before all registrants
1.90 paf 409: cache_managers=NEW Cache_managers(pool);
1.42 paf 410:
1.73 parser 411: // SQL driver manager
1.90 paf 412: cache_managers->put(*NEW String(pool, "sql"),
413: SQL_driver_manager=NEW SQL_Driver_manager(pool));
1.74 parser 414:
1.76 parser 415: #ifdef XML
1.96 paf 416: // initializing xml libs
417:
418: /* First I get a DOMImplementation reference */
419: domimpl = gdome_di_mkref ();
420: /*
421: * Register the EXSLT extensions and the test module
422: */
423: exsltRegisterAll();
424: xsltRegisterTestModule();
425: xmlDefaultSAXHandlerInit();
426: /*
427: * disable CDATA from being built in the document tree
428: */
1.101 paf 429: // never added yet xmlDefaultSAXHandler.cdataBlock = NULL;
1.99 paf 430:
431: /*
432: * Initialization function for the XML parser.
433: * This is not reentrant. Call once before processing in case of
434: * use in multithreaded programs.
435: */
436: xmlInitParser();
1.107 paf 437:
438: // 1. this is needed for proper parsing of stylesheets
439: // there were a situation where honest entity ruined innocent xpath compilation
440: // doc says "you sould turn it on on stylesheet load" without deepening into details
441: // 2. when dom tree with entites goes under transform text nodes
442: // got [erroreosly] cut on first entity occurance
1.109 paf 443: // --
1.107 paf 444: // that is why this is:
445: xmlSubstituteEntitiesDefault(1);
1.100 paf 446:
447: // Bit in the loadsubset context field to tell to do ID/REFs lookups
448: xmlLoadExtDtdDefaultValue |= XML_DETECT_IDS;
449: // Bit in the loadsubset context field to tell to do complete the elements attributes lists
450: // with the ones defaulted from the DTDs
451: //never added yet xmlLoadExtDtdDefaultValue |= XML_COMPLETE_ATTRS;
1.99 paf 452:
1.104 paf 453: //regretfully this not only replaces entities on parse, but also on generate xmlSubstituteEntitiesDefault(1);
1.105 paf 454: // never switched this on xmlIndentTreeOutput=1;
1.104 paf 455:
1.101 paf 456: memset(xml_generic_error_infos, 0, sizeof(xml_generic_error_infos));
457: xmlSetGenericErrorFunc(0, xmlParserGenericErrorFunc);
1.102 paf 458: xsltSetGenericErrorFunc(0, xmlParserGenericErrorFunc);
1.105 paf 459: // FILE *f=fopen("y:\\xslt.log", "wt");
460: // xsltSetGenericDebugFunc(f/*stderr*/, 0);
1.110 paf 461:
462: // http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc
463: xmlRegisterInputCallbacks(
464: xmlFileMatchLocalhost, xmlFileOpenLocalhost,
465: xmlFileRead, xmlFileClose);
1.96 paf 466:
467: // XSLT stylesheet manager
1.90 paf 468: cache_managers->put(*NEW String(pool, "stylesheet"),
469: stylesheet_manager=NEW Stylesheet_manager(pool));
1.76 parser 470: #endif
1.1 paf 471: }
1.76 parser 472:
473: #if defined(XML) && defined(_MSC_VER)
1.132 paf 474: # define GNOME_LIBS "/parser3project/win32xml/win32/gnome"
1.131 paf 475: # pragma comment(lib, GNOME_LIBS "/glib/lib/libglib-1.3-11.lib")
1.76 parser 476: # ifdef _DEBUG
1.131 paf 477: # pragma comment(lib, GNOME_LIBS "/libxml2-x.x.x/win32/dsp/libxml2_so_debug/libxml2.lib")
478: # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libexslt_so_debug/libexslt.lib")
479: # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libxslt_so_debug/libxslt.lib")
480: # pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/Debug/libgdome.lib")
1.76 parser 481: # else
1.131 paf 482: # pragma comment(lib, GNOME_LIBS "/libxml2-x.x.x/win32/dsp/libxml2_so_release/libxml2.lib")
483: # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libexslt_so_release/libexslt.lib")
484: # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libxslt_so_release/libxslt.lib")
485: # pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/Release/libgdome.lib")
1.85 paf 486: # endif
487: #endif
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