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| version 1.35, 2001/03/26 10:36:55 | version 1.112, 2002/02/08 07:27:48 |
|---|---|
| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: globals. | Parser: globals. |
| Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexander Petrosyan <paf@design.ru> (http://paf.design.ru) | |
| Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf) | |
| $Id$ | $Id$ |
| */ | */ |
| #include "pa_config_includes.h" | |
| #ifdef XML | |
| //#include "libxml/parser.h" | |
| //#include "libxslt/xslt.h" | |
| //#include "libxslt/libxslt.h" | |
| #include "libxslt/extensions.h" | |
| #include "libxslt/xsltutils.h" | |
| extern "C" { | |
| #include "libexslt/exslt.h" | |
| }; | |
| #endif | |
| #include "pa_globals.h" | #include "pa_globals.h" |
| #include "pa_string.h" | #include "pa_string.h" |
| #include "pa_hash.h" | #include "pa_hash.h" |
| #include "pa_table.h" | #include "pa_sql_driver_manager.h" |
| #include "_string.h" | #include "pa_dictionary.h" |
| #include "_double.h" | #include "pa_stylesheet_manager.h" |
| #include "_int.h" | #include "pa_sapi.h" |
| #include "_table.h" | #include "pa_cache_managers.h" |
| #include "_form.h" | #include "pa_charsets.h" |
| #include "_response.h" | #include "pa_charset.h" |
| #include "_file.h" | #include "pa_threads.h" |
| #ifdef DB2 | |
| #include "pa_db_manager.h" | |
| #endif | |
| String *html_typo_name; | |
| String *content_type_name; | String *content_type_name; |
| String *charset_name; | |
| String *body_name; | String *body_name; |
| String *value_name; | String *value_name; |
| String *expires_name; | String *expires_name; |
| Line 31 String *size_name; | Line 47 String *size_name; |
| String *text_name; | String *text_name; |
| String *exception_method_name; | String *exception_method_name; |
| String *post_process_method_name; | |
| String *content_disposition_name; | |
| String *content_disposition_filename_name; | |
| String *unnamed_name; | String *unnamed_name; |
| String *empty_string; | |
| String *auto_method_name; | String *auto_method_name; |
| String *main_method_name; | String *main_method_name; |
| String *root_class_name; | |
| String *main_class_name; | String *main_class_name; |
| String *env_class_name; | |
| String *table_class_name; | |
| String *file_class_name; | |
| String *form_class_name; | |
| String *request_class_name; | |
| String *response_class_name; | |
| String *cookie_class_name; | |
| String *result_var_name; | String *result_var_name; |
| String *match_var_name; | |
| String *string_pre_match_name; | |
| String *string_match_name; | |
| String *string_post_match_name; | |
| String *charsets_name; | |
| String *mime_types_name; | |
| String *vfile_mime_type_name; | |
| String *origins_mode_name; | |
| String *class_path_name; | |
| String *switch_data_name; | |
| String *case_default_value; | |
| String *sql_limit_name; | |
| String *sql_offset_name; | |
| String *sql_default_name; | |
| String *limits_name; | String *charset_UTF8_name; |
| String *post_max_size_name; | |
| String *defaults_name; | String *hash_default_element_name; |
| Hash *untaint_lang_name2enum; | Hash *untaint_lang_name2enum; |
| Table *default_typo_table; | Charset *utf8_charset; |
| short hex_value[0x100]; | short hex_value[0x100]; |
| #ifdef XML | |
| GdomeDOMImplementation *domimpl; | |
| #endif | |
| static void setup_hex_value() { | static void setup_hex_value() { |
| int i; | memset(hex_value, 0, sizeof(hex_value)); |
| for (i=0; (i < 0x100); i++) { | |
| hex_value[i] = 0; | |
| } | |
| hex_value['0'] = 0; | hex_value['0'] = 0; |
| hex_value['1'] = 1; | hex_value['1'] = 1; |
| hex_value['2'] = 2; | hex_value['2'] = 2; |
| Line 90 static void setup_hex_value() { | Line 119 static void setup_hex_value() { |
| hex_value['f'] = 15; | hex_value['f'] = 15; |
| } | } |
| #ifdef XML | |
| const int MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS=10; | |
| struct XML_Generic_error_info { | |
| pa_thread_t thread_id; | |
| char *message; | |
| } xml_generic_error_infos[MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS]; | |
| XML_Generic_error_info *xml_generic_error_info(pa_thread_t thread_id) { | |
| for(int i=0; i<MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS; i++) { | |
| XML_Generic_error_info *p=xml_generic_error_infos+i; | |
| if(p->thread_id==thread_id) | |
| return p; | |
| } | |
| return 0; | |
| } | |
| static void | |
| xmlParserGenericErrorFunc(void *ctx, const char *msg, ...) { | |
| pa_thread_t thread_id=pa_get_thread_id(); | |
| // infinitely looking for free slot to fill it | |
| while(true) { | |
| SYNCHRONIZED; // find+fill blocked | |
| // first try to get existing for this thread_id | |
| XML_Generic_error_info *p=xml_generic_error_info(thread_id); | |
| if(!p) { // occupy empty one | |
| p=xml_generic_error_info(0); | |
| if(!p) // wait for empty for it to appear | |
| continue; | |
| } | |
| p->thread_id=thread_id; | |
| size_t offset=p->message?strlen(p->message):0; | |
| p->message=(char *)realloc(p->message, offset+MAX_STRING); | |
| if(!p->message) | |
| SAPI::die( | |
| "out of memory in 'xmlParserGenericErrorFunc', failed to reallocate to %u bytes", | |
| offset+MAX_STRING); | |
| va_list args; | |
| va_start(args, msg); | |
| vsnprintf(p->message+offset, MAX_STRING, msg, args); | |
| va_end(args); | |
| break; | |
| } | |
| } | |
| bool xmlHaveGenericErrors() { | |
| pa_thread_t thread_id=pa_get_thread_id(); | |
| SYNCHRONIZED; // find blocked | |
| return xml_generic_error_info(thread_id)!=0; | |
| } | |
| const char *xmlGenericErrors() { | |
| pa_thread_t thread_id=pa_get_thread_id(); | |
| SYNCHRONIZED; // find+free blocked | |
| XML_Generic_error_info *p=xml_generic_error_info(thread_id); | |
| if(!p) // no errors for our thread_id registered | |
| return 0; | |
| const char *result=p->message; | |
| // free slot up | |
| memset(p, 0, sizeof(*p)); | |
| // it is up to caller to free it | |
| return result; | |
| } | |
| /** | |
| * xmlFileMatchWithLocalhostEqDocumentRoot: | |
| * filename: the URI for matching | |
| * | |
| * check if the URI matches an HTTP one | |
| * | |
| * Returns 1 if matches, 0 otherwise | |
| */ | |
| static int | |
| xmlFileMatchLocalhost(const char *filename) { | |
| if (!strncmp(filename, "http://localhost", 16)) | |
| return(1); | |
| return(0); | |
| } | |
| /** | |
| * xmlFileOpenHttpLocalhost : | |
| * filename: the URI for matching | |
| * | |
| * http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc | |
| * | |
| * input from FILE *, supports compressed input | |
| * if filename is " " then the standard input is used | |
| * | |
| * Returns an I/O context or NULL in case of error | |
| */ | |
| static void * | |
| xmlFileOpenLocalhost (const char *filename) { | |
| FILE *fd; | |
| const char* documentRoot; | |
| char path[1000]; | |
| path[0]=0; | |
| strcat(path, (documentRoot=getenv("DOCUMENT_ROOT"))?documentRoot:"."); | |
| strcat(path, &filename[16]); | |
| #ifdef WIN32 | |
| fd = fopen(path, "rb"); | |
| #else | |
| fd = fopen(path, "r"); | |
| #endif /* WIN32 */ | |
| return((void *) fd); | |
| } | |
| /** | |
| * xmlFileRead: | |
| * @context: the I/O context | |
| * @buffer: where to drop data | |
| * @len: number of bytes to write | |
| * | |
| * Read @len bytes to @buffer from the I/O channel. | |
| * | |
| * Returns the number of bytes written | |
| */ | |
| static int | |
| xmlFileRead (void * context, char * buffer, int len) { | |
| return(fread(&buffer[0], 1, len, (FILE *) context)); | |
| } | |
| /** | |
| * xmlFileWrite: | |
| * @context: the I/O context | |
| * @buffer: where to drop data | |
| * @len: number of bytes to write | |
| * | |
| * Write @len bytes from @buffer to the I/O channel. | |
| * | |
| * Returns the number of bytes written | |
| */ | |
| static int | |
| xmlFileWrite (void * context, const char * buffer, int len) { | |
| return(fwrite(&buffer[0], 1, len, (FILE *) context)); | |
| } | |
| /** | |
| * xmlFileClose: | |
| * @context: the I/O context | |
| * | |
| * Close an I/O channel | |
| */ | |
| static int | |
| xmlFileClose (void * context) { | |
| return ( ( fclose((FILE *) context) == EOF ) ? -1 : 0 ); | |
| } | |
| #endif | |
| void pa_globals_destroy(void *) { | |
| try { | |
| #ifdef XML | |
| GdomeException exc; | |
| gdome_di_unref (domimpl, &exc); | |
| #endif | |
| if(cache_managers) | |
| cache_managers->~Cache_managers(); | |
| charsets->~Charsets(); | |
| } catch(const Exception& e) { | |
| SAPI::die("pa_globals_destroy failed: %s", e.comment()); | |
| } | |
| } | |
| /// @test hint on one should call this for each thread xmlSubstituteEntitiesDefault(1); | |
| void pa_globals_init(Pool& pool) { | void pa_globals_init(Pool& pool) { |
| pool.register_cleanup(pa_globals_destroy, 0); | |
| #undef NEW | #undef NEW |
| #define NEW new(pool) | #define NEW new(pool) |
| Line 98 void pa_globals_init(Pool& pool) { | Line 311 void pa_globals_init(Pool& pool) { |
| setup_hex_value(); | setup_hex_value(); |
| // names | // names |
| html_typo_name=NEW String(pool, HTML_TYPO_NAME); | |
| content_type_name=NEW String(pool, CONTENT_TYPE_NAME); | content_type_name=NEW String(pool, CONTENT_TYPE_NAME); |
| charset_name=NEW String(pool, CHARSET_NAME); | |
| body_name=NEW String(pool, BODY_NAME); | body_name=NEW String(pool, BODY_NAME); |
| value_name=NEW String(pool, VALUE_NAME); | value_name=NEW String(pool, VALUE_NAME); |
| expires_name=NEW String(pool, EXPIRES_NAME); | expires_name=NEW String(pool, EXPIRES_NAME); |
| Line 109 void pa_globals_init(Pool& pool) { | Line 322 void pa_globals_init(Pool& pool) { |
| text_name=NEW String(pool, TEXT_NAME); | text_name=NEW String(pool, TEXT_NAME); |
| exception_method_name=NEW String(pool, EXCEPTION_METHOD_NAME); | exception_method_name=NEW String(pool, EXCEPTION_METHOD_NAME); |
| post_process_method_name=NEW String(pool, POST_PROCESS_METHOD_NAME); | |
| content_disposition_name=NEW String(pool, CONTENT_DISPOSITION_NAME); | |
| content_disposition_filename_name=NEW String(pool, CONTENT_DISPOSITION_FILENAME_NAME); | |
| unnamed_name=NEW String(pool, UNNAMED_NAME); | unnamed_name=NEW String(pool, UNNAMED_NAME); |
| empty_string=NEW String(pool); | |
| auto_method_name=NEW String(pool, AUTO_METHOD_NAME); | auto_method_name=NEW String(pool, AUTO_METHOD_NAME); |
| main_method_name=NEW String(pool, MAIN_METHOD_NAME); | main_method_name=NEW String(pool, MAIN_METHOD_NAME); |
| root_class_name=NEW String(pool, ROOT_CLASS_NAME); | |
| main_class_name=NEW String(pool, MAIN_CLASS_NAME); | main_class_name=NEW String(pool, MAIN_CLASS_NAME); |
| table_class_name=NEW String(pool, TABLE_CLASS_NAME); | |
| file_class_name=NEW String(pool, FILE_CLASS_NAME); | |
| env_class_name=NEW String(pool, ENV_CLASS_NAME); | |
| form_class_name=NEW String(pool, FORM_CLASS_NAME); | |
| request_class_name=NEW String(pool, REQUEST_CLASS_NAME); | |
| response_class_name=NEW String(pool, RESPONSE_CLASS_NAME); | |
| cookie_class_name=NEW String(pool, COOKIE_CLASS_NAME); | |
| result_var_name=NEW String(pool, RESULT_VAR_NAME); | result_var_name=NEW String(pool, RESULT_VAR_NAME); |
| match_var_name=NEW String(pool, MATCH_VAR_NAME); | |
| string_pre_match_name=NEW String(pool, STRING_PRE_MATCH_NAME); | |
| string_match_name=NEW String(pool, STRING_MATCH_NAME); | |
| string_post_match_name=NEW String(pool, STRING_POST_MATCH_NAME); | |
| limits_name=NEW String(pool, LIMITS_NAME); | charsets_name=NEW String(pool, CHARSETS_NAME); |
| post_max_size_name=NEW String(pool, POST_MAX_SIZE_NAME); | mime_types_name=NEW String(pool, MIME_TYPES_NAME); |
| vfile_mime_type_name=NEW String(pool, VFILE_MIME_TYPE_NAME); | |
| origins_mode_name=NEW String(pool, ORIGINS_MODE_NAME); | |
| defaults_name=NEW String(pool, DEFAULTS_NAME); | class_path_name=NEW String(pool, CLASS_PATH_NAME); |
| // hashes | //^switch ^case |
| untaint_lang_name2enum=NEW Hash(pool); | switch_data_name=NEW String(pool, SWITCH_DATA_NAME); |
| String as_is(pool, "as-is"); | case_default_value=NEW String(pool, CASE_DEFAULT_VALUE); |
| untaint_lang_name2enum->put(as_is, (int)String::UL_AS_IS); | |
| String file_name(pool, "file-name"); | // sql |
| untaint_lang_name2enum->put(file_name, (int)String::UL_FILE_NAME); | sql_limit_name=NEW String(pool, SQL_LIMIT_NAME); |
| String header(pool, "header"); | sql_offset_name=NEW String(pool, SQL_OFFSET_NAME); |
| untaint_lang_name2enum->put(header, (int)String::UL_HEADER); | sql_default_name=NEW String(pool, SQL_DEFAULT_NAME); |
| String uri(pool, "uri"); | |
| untaint_lang_name2enum->put(uri, (int)String::UL_URI); | // charsets |
| String table(pool, "table"); | charset_UTF8_name=NEW String(pool, CHARSET_UTF8_NAME); |
| untaint_lang_name2enum->put(table, (int)String::UL_TABLE); | |
| String sql(pool, "sql"); | |
| untaint_lang_name2enum->put(sql, (int)String::UL_SQL); | |
| String js(pool, "js"); | |
| untaint_lang_name2enum->put(js, (int)String::UL_JS); | |
| String html(pool, "html"); | |
| untaint_lang_name2enum->put(html, (int)String::UL_HTML); | |
| String html_typo(pool, "html-typo"); | |
| untaint_lang_name2enum->put(html_typo, (int)String::UL_HTML_TYPO); | |
| // tables | |
| default_typo_table=NEW Table(pool, 0, 0); | |
| { | |
| // < -> < | |
| { | |
| Array *row=NEW Array(pool); | |
| *row+=NEW String(pool, "<"); | |
| *row+=NEW String(pool, "<"); | |
| *default_typo_table+=row; | |
| } | |
| // > -> > | |
| { | |
| Array *row=NEW Array(pool); | |
| *row+=NEW String(pool, ">"); | |
| *row+=NEW String(pool, ">"); | |
| *default_typo_table+=row; | |
| } | |
| // " -> " | |
| { | |
| Array *row=NEW Array(pool); | |
| *row+=NEW String(pool, "\""); | |
| *row+=NEW String(pool, """); | |
| *default_typo_table+=row; | |
| } | |
| // & -> & | |
| { | |
| Array *row=NEW Array(pool); | |
| *row+=NEW String(pool, "&"); | |
| *row+=NEW String(pool, "&"); | |
| *default_typo_table+=row; | |
| } | |
| // \n\n -> <p> | |
| { | |
| Array *row=NEW Array(pool); | |
| *row+=NEW String(pool, "\\n\\n"); | |
| *row+=NEW String(pool, "<p>"); | |
| *default_typo_table+=row; | |
| } | |
| // \n -> <br> | |
| { | |
| Array *row=NEW Array(pool); | |
| *row+=NEW String(pool, "\\n"); | |
| *row+=NEW String(pool, "<br>"); | |
| *default_typo_table+=row; | |
| } | |
| } | |
| // stateless classes | // hash |
| initialize_string_class(pool, *(string_class=NEW VStateless_class(pool))); | hash_default_element_name=NEW String(pool, HASH_DEFAULT_ELEMENT_NAME); |
| initialize_double_class(pool, *(double_class=NEW VStateless_class(pool))); | |
| initialize_int_class(pool, *(int_class=NEW VStateless_class(pool))); | |
| initialize_table_class(pool, *(table_class=NEW VStateless_class(pool))); | |
| initialize_file_class(pool, *(file_class=NEW VStateless_class(pool))); | |
| initialize_response_class(pool, *(response_class=NEW VStateless_class(pool))); | |
| // stateless base classes | |
| initialize_form_base_class(pool, *(form_base_class=NEW VStateless_class(pool))); form_base_class->set_name(*form_class_name); | // hashes |
| untaint_lang_name2enum=NEW Hash(pool); | |
| #define ULN(cstr, LANG) \ | |
| untaint_lang_name2enum->put(*NEW String(pool, cstr), (int)String::UL_##LANG); | |
| ULN("as-is", AS_IS); | |
| ULN("file-spec", FILE_SPEC); | |
| ULN("http-header", HTTP_HEADER); | |
| ULN("mail-header", MAIL_HEADER); | |
| ULN("uri", URI); | |
| ULN("table", TABLE); | |
| ULN("sql", SQL); | |
| ULN("js", JS); | |
| ULN("xml", XML); | |
| ULN("html", HTML); | |
| ULN("optimized-html", HTML|String::UL_OPTIMIZE_BIT); | |
| // charsets | |
| charsets=NEW Charsets(pool); | |
| charsets->put(*charset_UTF8_name, | |
| utf8_charset=NEW Charset(pool, *charset_UTF8_name, 0/*no file=system*/)); | |
| // Status registration, must be initialized before all registrants | |
| cache_managers=NEW Cache_managers(pool); | |
| // SQL driver manager | |
| cache_managers->put(*NEW String(pool, "sql"), | |
| SQL_driver_manager=NEW SQL_Driver_manager(pool)); | |
| #ifdef DB2 | |
| // DB driver manager | |
| cache_managers->put(*NEW String(pool, "db"), | |
| DB_manager=NEW DB_Manager(pool)); | |
| #endif | |
| #ifdef XML | |
| // initializing xml libs | |
| /* First I get a DOMImplementation reference */ | |
| domimpl = gdome_di_mkref (); | |
| /* | |
| * Register the EXSLT extensions and the test module | |
| */ | |
| exsltRegisterAll(); | |
| xsltRegisterTestModule(); | |
| xmlDefaultSAXHandlerInit(); | |
| /* | |
| * disable CDATA from being built in the document tree | |
| */ | |
| // never added yet xmlDefaultSAXHandler.cdataBlock = NULL; | |
| /* | |
| * Initialization function for the XML parser. | |
| * This is not reentrant. Call once before processing in case of | |
| * use in multithreaded programs. | |
| */ | |
| xmlInitParser(); | |
| // 1. this is needed for proper parsing of stylesheets | |
| // there were a situation where honest entity ruined innocent xpath compilation | |
| // doc says "you sould turn it on on stylesheet load" without deepening into details | |
| // 2. when dom tree with entites goes under transform text nodes | |
| // got [erroreosly] cut on first entity occurance | |
| // -- | |
| // that is why this is: | |
| xmlSubstituteEntitiesDefault(1); | |
| // Bit in the loadsubset context field to tell to do ID/REFs lookups | |
| xmlLoadExtDtdDefaultValue |= XML_DETECT_IDS; | |
| // Bit in the loadsubset context field to tell to do complete the elements attributes lists | |
| // with the ones defaulted from the DTDs | |
| //never added yet xmlLoadExtDtdDefaultValue |= XML_COMPLETE_ATTRS; | |
| //regretfully this not only replaces entities on parse, but also on generate xmlSubstituteEntitiesDefault(1); | |
| // never switched this on xmlIndentTreeOutput=1; | |
| memset(xml_generic_error_infos, 0, sizeof(xml_generic_error_infos)); | |
| xmlSetGenericErrorFunc(0, xmlParserGenericErrorFunc); | |
| xsltSetGenericErrorFunc(0, xmlParserGenericErrorFunc); | |
| // FILE *f=fopen("y:\\xslt.log", "wt"); | |
| // xsltSetGenericDebugFunc(f/*stderr*/, 0); | |
| // http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc | |
| xmlRegisterInputCallbacks( | |
| xmlFileMatchLocalhost, xmlFileOpenLocalhost, | |
| xmlFileRead, xmlFileClose); | |
| // XSLT stylesheet manager | |
| cache_managers->put(*NEW String(pool, "stylesheet"), | |
| stylesheet_manager=NEW Stylesheet_manager(pool)); | |
| #endif | |
| } | } |
| #if defined(XML) && defined(_MSC_VER) | |
| # define XML_LIBS "/parser3project/win32xml" | |
| # pragma comment(lib, XML_LIBS "/glib/lib/libglib-1.3-11.lib") | |
| # pragma comment(lib, XML_LIBS "/libxml2-2.4.12/win32/dsp/libxml2_so/libxml2.lib") | |
| # pragma comment(lib, XML_LIBS "/libxslt-1.0.9/win32/dsp/libexslt_so/libexslt.lib") | |
| # pragma comment(lib, XML_LIBS "/libxslt-1.0.9/win32/dsp/libxslt_so/libxslt.lib") | |
| # ifdef _DEBUG | |
| # pragma comment(lib, XML_LIBS "/gdome2-0.7.0/win32/dsp/Debug/libgdome.lib") | |
| # else | |
| # pragma comment(lib, XML_LIBS "/gdome2-0.7.0/win32/dsp/Release/libgdome.lib") | |
| # endif | |
| #endif | |
| #if defined(DB2) && defined(_MSC_VER) | |
| # define LIBDB2_WIN32_BUILD "/parser3project/win32db/lib" | |
| # ifdef _DEBUG | |
| # pragma comment(lib, LIBDB2_WIN32_BUILD "/debug/libdb.lib") | |
| # else | |
| # pragma comment(lib, LIBDB2_WIN32_BUILD "/release/libdb.lib") | |
| # endif | |
| #endif |