--- parser3/src/main/pa_globals.C 2001/12/29 08:39:05 1.99 +++ parser3/src/main/pa_globals.C 2003/04/11 15:00:05 1.155 @@ -1,38 +1,38 @@ /** @file Parser: globals. - Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) - Author: Alexander Petrosyan (http://paf.design.ru) - - $Id: pa_globals.C,v 1.99 2001/12/29 08:39:05 paf Exp $ + Copyright (c) 2001, 2003 ArtLebedev Group (http://www.artlebedev.com) + Author: Alexandr Petrosian (http://paf.design.ru) */ +static const char* IDENT_GLOBALS_C="$Date: 2003/04/11 15:00:05 $"; + +#include "pa_config_includes.h" + +#ifdef XML +#include "libxslt/extensions.h" +#include "libxslt/xsltutils.h" +extern "C" { +#include "libexslt/exslt.h" +}; +#endif + #include "pa_globals.h" #include "pa_string.h" #include "pa_hash.h" #include "pa_sql_driver_manager.h" #include "pa_dictionary.h" -//#include "pa_stylesheet_manager.h" +#include "pa_stylesheet_manager.h" #include "pa_sapi.h" #include "pa_cache_managers.h" #include "pa_charsets.h" #include "pa_charset.h" - -#ifdef DB2 -#include "pa_db_manager.h" -#endif - -#ifdef XML -//#include "libxml/parser.h" -//#include "libxslt/xslt.h" -//#include "libxslt/libxslt.h" -#include "libxslt/extensions.h" -#include "libexslt/exslt.h" -#endif +#include "pa_threads.h" String *content_type_name; String *charset_name; String *body_name; +String *download_name; String *value_name; String *expires_name; String *path_name; @@ -40,24 +40,23 @@ String *name_name; String *size_name; String *text_name; -String *exception_method_name; -String *post_process_method_name; - String *content_disposition_name; +String *content_disposition_value; String *content_disposition_filename_name; -String *unnamed_name; - +String *conf_method_name; String *auto_method_name; -String *main_method_name; String *main_class_name; String *result_var_name; String *match_var_name; -String *string_pre_match_name; -String *string_match_name; -String *string_post_match_name; + +String *exception_var_name; +String *exception_type_part_name; +String *exception_source_part_name; +String *exception_comment_part_name; +String *exception_handled_part_name; String *charsets_name; String *mime_types_name; @@ -67,24 +66,42 @@ String *origins_mode_name; String *class_path_name; String *switch_data_name; -String *case_default_value; + +String *cache_data_name; String *sql_limit_name; String *sql_offset_name; String *sql_default_name; +String *sql_distinct_name; + +String *table_reverse_name; String *charset_UTF8_name; String *hash_default_element_name; -Hash *untaint_lang_name2enum; +String *http_method_name; +String *http_timeout_name; +String *http_headers_name; +String *http_any_status_name; +String *file_status_name; -GdomeDOMImplementation *domimpl; + +Table *string_match_table_template; + +Table *date_calendar_table_template; + +Hash *untaint_lang_name2enum; +Hash *exif_tag_value2name; Charset *utf8_charset; short hex_value[0x100]; +#ifdef XML +GdomeDOMImplementation *domimpl; +#endif + static void setup_hex_value() { memset(hex_value, 0, sizeof(hex_value)); hex_value['0'] = 0; @@ -111,19 +128,155 @@ static void setup_hex_value() { 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; ithread_id==thread_id) + return p; + } + return 0; +} + static void -xmlGenericErrorDefaultFunc2(void *ctx ATTRIBUTE_UNUSED, const char *msg, ...) { - va_list args; - va_start(args, msg); - throw Exception(0, 0, - 0, - msg, args); - va_end(args); +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 +pa_xmlFileRead (void * context, char * buffer, int len) { + return(fread(&buffer[0], 1, len, (FILE *) context)); +} + +/** + * xmlFileClose: + * @context: the I/O context + * + * Close an I/O channel + */ +static int +pa_xmlFileClose (void * context) { + return ( ( fclose((FILE *) context) == EOF ) ? -1 : 0 ); +} + #endif -*/ void pa_globals_destroy(void *) { try { @@ -141,6 +294,7 @@ void pa_globals_destroy(void *) { } } +/// @test hint on one should call this for each thread xmlSubstituteEntitiesDefault(1); void pa_globals_init(Pool& pool) { pool.register_cleanup(pa_globals_destroy, 0); @@ -154,6 +308,7 @@ void pa_globals_init(Pool& pool) { content_type_name=NEW String(pool, CONTENT_TYPE_NAME); charset_name=NEW String(pool, CHARSET_NAME); body_name=NEW String(pool, BODY_NAME); + download_name=NEW String(pool, DOWNLOAD_NAME); value_name=NEW String(pool, VALUE_NAME); expires_name=NEW String(pool, EXPIRES_NAME); path_name=NEW String(pool, PATH_NAME); @@ -161,41 +316,44 @@ void pa_globals_init(Pool& pool) { size_name=NEW String(pool, SIZE_NAME); text_name=NEW String(pool, TEXT_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_value=NEW String(pool, CONTENT_DISPOSITION_VALUE); content_disposition_filename_name=NEW String(pool, CONTENT_DISPOSITION_FILENAME_NAME); - unnamed_name=NEW String(pool, UNNAMED_NAME); - + conf_method_name=NEW String(pool, CONF_METHOD_NAME); auto_method_name=NEW String(pool, AUTO_METHOD_NAME); - main_method_name=NEW String(pool, MAIN_METHOD_NAME); main_class_name=NEW String(pool, MAIN_CLASS_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); + exception_var_name=NEW String(pool, EXCEPTION_VAR_NAME); + exception_type_part_name=NEW String(pool, EXCEPTION_TYPE_PART_NAME); + exception_source_part_name=NEW String(pool, EXCEPTION_SOURCE_PART_NAME); + exception_comment_part_name=NEW String(pool, EXCEPTION_COMMENT_PART_NAME); + exception_handled_part_name=NEW String(pool, EXCEPTION_HANDLED_PART_NAME); charsets_name=NEW String(pool, CHARSETS_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); class_path_name=NEW String(pool, CLASS_PATH_NAME); //^switch ^case switch_data_name=NEW String(pool, SWITCH_DATA_NAME); - case_default_value=NEW String(pool, CASE_DEFAULT_VALUE); + + //^cache + cache_data_name=NEW String(pool, CACHE_DATA_NAME); // sql sql_limit_name=NEW String(pool, SQL_LIMIT_NAME); sql_offset_name=NEW String(pool, SQL_OFFSET_NAME); sql_default_name=NEW String(pool, SQL_DEFAULT_NAME); + sql_distinct_name=NEW String(pool, SQL_DISTINCT_NAME); + + // table + table_reverse_name=NEW String(pool, TABLE_REVERSE_NAME); // charsets charset_UTF8_name=NEW String(pool, CHARSET_UTF8_NAME); @@ -203,12 +361,20 @@ void pa_globals_init(Pool& pool) { // hash hash_default_element_name=NEW String(pool, HASH_DEFAULT_ELEMENT_NAME); + // http + http_method_name=NEW String(pool, HTTP_METHOD_NAME); + http_timeout_name=NEW String(pool, HTTP_TIMEOUT_NAME); + http_headers_name=NEW String(pool, HTTP_HEADERS_NAME); + http_any_status_name=NEW String(pool, HTTP_ANY_STATUS_NAME); + file_status_name=NEW String(pool, FILE_STATUS_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("optimized-as-is", AS_IS|String::UL_OPTIMIZE_BIT); ULN("file-spec", FILE_SPEC); ULN("http-header", HTTP_HEADER); ULN("mail-header", MAIL_HEADER); @@ -217,14 +383,143 @@ void pa_globals_init(Pool& pool) { ULN("sql", SQL); ULN("js", JS); ULN("xml", XML); + ULN("optimized-xml", XML|String::UL_OPTIMIZE_BIT); ULN("html", HTML); ULN("optimized-html", HTML|String::UL_OPTIMIZE_BIT); + // image JPEG Exif + exif_tag_value2name=NEW Hash(pool); + #define EXIF_TAG(tag, name) \ + { \ + char *buf=(char *)pool.malloc(MAX_NUMBER); \ + snprintf(buf, MAX_NUMBER, "%u", tag); \ + exif_tag_value2name->put(*NEW String(pool, buf), (void *)#name); \ + } + // Tags used by IFD0 (main image) + EXIF_TAG(0x010e, ImageDescription); + EXIF_TAG(0x010f, Make); + EXIF_TAG(0x0110, Model); + EXIF_TAG(0x0112, Orientation); + EXIF_TAG(0x011a, XResolution); + EXIF_TAG(0x011b, YResolution); + EXIF_TAG(0x0128, ResolutionUnit); + EXIF_TAG(0x0131, Software); + EXIF_TAG(0x0132, DateTime); + EXIF_TAG(0x013e, WhitePoint); + EXIF_TAG(0x013f, PrimaryChromaticities); + EXIF_TAG(0x0211, YCbCrCoefficients); + EXIF_TAG(0x0213, YCbCrPositioning); + EXIF_TAG(0x0214, ReferenceBlackWhite); + EXIF_TAG(0x8298, Copyright); + EXIF_TAG(0x8769, ExifOffset); + // Tags used by Exif SubIFD + EXIF_TAG(0x829a, ExposureTime); + EXIF_TAG(0x829d, FNumber); + EXIF_TAG(0x8822, ExposureProgram); + EXIF_TAG(0x8827, ISOSpeedRatings); + EXIF_TAG(0x9000, ExifVersion); + EXIF_TAG(0x9003, DateTimeOriginal); + EXIF_TAG(0x9004, DateTimeDigitized); + EXIF_TAG(0x9101, ComponentsConfiguration); + EXIF_TAG(0x9102, CompressedBitsPerPixel); + EXIF_TAG(0x9201, ShutterSpeedValue); + EXIF_TAG(0x9202, ApertureValue); + EXIF_TAG(0x9203, BrightnessValue); + EXIF_TAG(0x9204, ExposureBiasValue); + EXIF_TAG(0x9205, MaxApertureValue); + EXIF_TAG(0x9206, SubjectDistance); + EXIF_TAG(0x9207, MeteringMode); + EXIF_TAG(0x9208, LightSource); + EXIF_TAG(0x9209, Flash); + EXIF_TAG(0x920a, FocalLength); + EXIF_TAG(0x927c, MakerNote); + EXIF_TAG(0x9286, UserComment); + EXIF_TAG(0x9290, SubsecTime); + EXIF_TAG(0x9291, SubsecTimeOriginal); + EXIF_TAG(0x9292, SubsecTimeDigitized); + EXIF_TAG(0xa000, FlashPixVersion); + EXIF_TAG(0xa001, ColorSpace); + EXIF_TAG(0xa002, ExifImageWidth); + EXIF_TAG(0xa003, ExifImageHeight); + EXIF_TAG(0xa004, RelatedSoundFile); + EXIF_TAG(0xa005, ExifInteroperabilityOffset); + EXIF_TAG(0xa20e, FocalPlaneXResolution); + EXIF_TAG(0xa20f, FocalPlaneYResolution); + EXIF_TAG(0xa210, FocalPlaneResolutionUnit); + EXIF_TAG(0xa215, ExposureIndex); + EXIF_TAG(0xa217, SensingMethod); + EXIF_TAG(0xa300, FileSource); + EXIF_TAG(0xa301, SceneType); + EXIF_TAG(0xa302, CFAPattern); + // Misc Tags + EXIF_TAG(0x00fe, NewSubfileType); + EXIF_TAG(0x00ff, SubfileType); + EXIF_TAG(0x012d, TransferFunction); + EXIF_TAG(0x013b, Artist); + EXIF_TAG(0x013d, Predictor); + EXIF_TAG(0x0142, TileWidth); + EXIF_TAG(0x0143, TileLength); + EXIF_TAG(0x0144, TileOffsets); + EXIF_TAG(0x0145, TileByteCounts); + EXIF_TAG(0x014a, SubIFDs); + EXIF_TAG(0x015b, JPEGTables); + EXIF_TAG(0x828d, CFARepeatPatternDim); + EXIF_TAG(0x828e, CFAPattern); + EXIF_TAG(0x828f, BatteryLevel); + EXIF_TAG(0x83bb, IPTC/NAA); + EXIF_TAG(0x8773, InterColorProfile); + EXIF_TAG(0x8824, SpectralSensitivity); + EXIF_TAG(0x8825, GPSInfo); + EXIF_TAG(0x8828, OECF); + EXIF_TAG(0x8829, Interlace); + EXIF_TAG(0x882a, TimeZoneOffset); + EXIF_TAG(0x882b, SelfTimerMode); + EXIF_TAG(0x920b, FlashEnergy); + EXIF_TAG(0x920c, SpatialFrequencyResponse); + EXIF_TAG(0x920d, Noise); + EXIF_TAG(0x9211, ImageNumber); + EXIF_TAG(0x9212, SecurityClassification); + EXIF_TAG(0x9213, ImageHistory); + EXIF_TAG(0x9214, SubjectLocation); + EXIF_TAG(0x9215, ExposureIndex); + EXIF_TAG(0x9216, TIFF/EPStandardID); + EXIF_TAG(0xa20b, FlashEnergy); + EXIF_TAG(0xa20c, SpatialFrequencyResponse); + EXIF_TAG(0xa214, SubjectLocation); + + // string_match_table_template + { + Array *columns=NEW Array(pool); + *columns+=NEW String(pool, STRING_PRE_MATCH_NAME); + *columns+=NEW String(pool, STRING_MATCH_NAME); + *columns+=NEW String(pool, STRING_POST_MATCH_NAME); + for(int i=1; i<=MAX_STRING_MATCH_TABLE_COLUMNS; i++) { + char *column=(char *)pool.malloc(MAX_NUMBER); + snprintf(column, MAX_NUMBER, "%d", i); + *columns+=NEW String(pool, column); // .i column name + } + string_match_table_template=NEW Table(pool, 0, columns); + } + + // date_calendar_table_template + { + Array *columns=NEW Array(pool); + for(int i=0; i<=6; i++) { + char *column=(char *)pool.malloc(MAX_NUMBER); + snprintf(column, MAX_NUMBER, "%d", i); + *columns+=NEW String(pool, column); // .i column name + } + *columns+=NEW String(pool, DATE_CALENDAR_WEEKNO_NAME); + *columns+=NEW String(pool, DATE_CALENDAR_WEEKYEAR_NAME); + date_calendar_table_template=NEW Table(pool, 0, columns); + } + // 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); @@ -232,12 +527,6 @@ void pa_globals_init(Pool& pool) { 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 @@ -252,7 +541,7 @@ void pa_globals_init(Pool& pool) { /* * disable CDATA from being built in the document tree */ - xmlDefaultSAXHandler.cdataBlock = NULL; + // never added yet xmlDefaultSAXHandler.cdataBlock = NULL; /* * Initialization function for the XML parser. @@ -261,35 +550,56 @@ void pa_globals_init(Pool& pool) { */ xmlInitParser(); -/// xmlSetGenericErrorFunc(0, xmlGenericErrorDefaultFunc2); + // 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 + xmlLoadExtDtdDefaultValue |= XML_COMPLETE_ATTRS; + + // validate each document after load/create (?) + //xmlDoValidityCheckingDefaultValue = 1; + +//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, + pa_xmlFileRead, pa_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_a/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" +# define GNOME_LIBS "../../../../win32xml/win32/gnome" +# pragma comment(lib, GNOME_LIBS "/glib/lib/libglib-1.3-11.lib") # ifdef _DEBUG -# pragma comment(lib, LIBDB2_WIN32_BUILD "/debug/libdb.lib") +# pragma comment(lib, GNOME_LIBS "/libxml2-x.x.x/win32/dsp/libxml2_so_debug/libxml2.lib") +# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libexslt_so_debug/libexslt.lib") +# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libxslt_so_debug/libxslt.lib") +# pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/Debug/libgdome.lib") # else -# pragma comment(lib, LIBDB2_WIN32_BUILD "/release/libdb.lib") +# pragma comment(lib, GNOME_LIBS "/libxml2-x.x.x/win32/dsp/libxml2_so_release/libxml2.lib") +# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libexslt_so_release/libexslt.lib") +# pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/dsp/libxslt_so_release/libxslt.lib") +# pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/Release/libgdome.lib") # endif #endif