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Diff for /parser3/src/main/pa_globals.C between versions 1.10 and 1.152.2.19.2.5

version 1.10, 2001/03/18 13:22:06 version 1.152.2.19.2.5, 2003/03/25 13:58:38
Line 1 Line 1
 /*  /** @file
         Parser          Parser: globals.
         Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)  
         Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)  
   
         $Id$          Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
           Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
 */  */
   
 #include "pa_globals.h"  static const char* IDENT_GLOBALS_C="$Date$";
 #include "_string.h"  
 #include "_double.h"  
 #include "_int.h"  
 #include "_table.h"  
 #include "_form.h"  
 #include "_env.h"  
 #include "_request.h"  
 #include "_response.h"  
   
 Service_funcs service_funcs;  
   
 String *content_type_name;  
 String *body_name;  
   
 String *exception_method_name;  
   
 String *unnamed_name;  
 String *empty_string;  
   
 String *auto_method_name;  
 String *main_method_name;  
   
 String *root_class_name;  
 String *main_class_name;  
 String *env_class_name;  
 String *table_class_name;  
 String *form_class_name;  
 String *request_class_name;  
 String *response_class_name;  
   
 String *result_var_name;  #include "pa_config_includes.h"
   
 String *limits_name;  #ifdef XML
 String *post_max_size_name;  #include "libxslt/extensions.h"
   #include "libxslt/xsltutils.h"
   extern "C" {
   #include "libexslt/exslt.h"
   };
   #endif
   
 String *defaults_name;  #include "pa_globals.h"
   #include "pa_string.h"
 Hash *untaint_lang_name2enum;  #include "pa_sapi.h"
   #include "pa_threads.h"
   
 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 77  static void setup_hex_value() { Line 54  static void setup_hex_value() {
         hex_value['f'] = 15;          hex_value['f'] = 15;
 }  }
   
 void globals_init(Pool& pool) {  #ifdef XML
   
   const int MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS=10;
   
   class XML_Generic_error_info {
   public:
           pa_thread_t thread_id;
           char buf[MAX_STRING];
           size_t used;
   public:
           XML_Generic_error_info() {
                   reset();
           }
           void reset() { 
                   thread_id=0; 
                   buf[used=0]=0;
           }
           const char* get_and_reset() {
                   char* result=new(PointerFreeGC) char[used+1];
                   memcpy(result, buf, used+1);
                   reset();
                   return result;
           }
   } 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;
                   
                   va_list args;
                   va_start(args, msg);
                   p->used+=vsnprintf(p->buf+p->used, sizeof(p->buf)-p->used, 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;
   
           return p->get_and_reset();
   }
   
   /**
    * 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 {
   #ifdef XML
                   GdomeException exc;
                   gdome_di_unref (domimpl, &exc);
   #endif
           } catch(const Exception& e) {
                   SAPI::abort("pa_globals_destroy failed: %s", e.comment());
           }
   }
   
   
   /// @test hint on one should call this for each thread xmlSubstituteEntitiesDefault(1);
   void pa_globals_init() {
   
         // hex value          // hex value
         setup_hex_value();          setup_hex_value();
   
         #define NEW_CONST(name, value)  name=new(pool) String(pool); name->APPEND_CONST(value)  #ifdef XML
         #define LOCAL_CONST(name, value)  String name(pool); name.APPEND_CONST(value)          // initializing xml libs
   
         // names          /* First I get a DOMImplementation reference */
         NEW_CONST(content_type_name, CONTENT_TYPE_NAME);          domimpl = gdome_di_mkref ();
         NEW_CONST(body_name, BODY_NAME);          /*
           * Register the EXSLT extensions and the test module
         NEW_CONST(exception_method_name, EXCEPTION_METHOD_NAME);          */
           exsltRegisterAll();
         NEW_CONST(unnamed_name, UNNAMED_NAME);          xsltRegisterTestModule();
         empty_string=new(pool) String(pool);           xmlDefaultSAXHandlerInit();
           /*
         NEW_CONST(auto_method_name, AUTO_METHOD_NAME);          * disable CDATA from being built in the document tree
         NEW_CONST(main_method_name, MAIN_METHOD_NAME);          */
           // never added yet  xmlDefaultSAXHandler.cdataBlock = NULL;
         NEW_CONST(root_class_name, ROOT_CLASS_NAME);          
         NEW_CONST(main_class_name, MAIN_CLASS_NAME);          /*
         NEW_CONST(table_class_name, TABLE_CLASS_NAME);           * Initialization function for the XML parser.
         NEW_CONST(env_class_name, ENV_CLASS_NAME);                 * This is not reentrant. Call once before processing in case of
         NEW_CONST(form_class_name, FORM_CLASS_NAME);               * use in multithreaded programs.
         NEW_CONST(request_class_name, REQUEST_CLASS_NAME);                */
         NEW_CONST(response_class_name, RESPONSE_CLASS_NAME);          xmlInitParser();
   
         NEW_CONST(result_var_name, RESULT_VAR_NAME);          // 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
         NEW_CONST(limits_name, LIMITS_NAME);          // 2. when dom tree with entites goes under transform text nodes 
         NEW_CONST(post_max_size_name, POST_MAX_SIZE_NAME);          // got [erroreosly] cut on first entity occurance
           // --
         NEW_CONST(defaults_name, DEFAULTS_NAME);          // that is why this is:
           xmlSubstituteEntitiesDefault(1);
         // hashes          
         untaint_lang_name2enum=new(pool) Hash(pool);          // Bit in the loadsubset context field to tell to do ID/REFs lookups 
         LOCAL_CONST(as_is, "as-is");            xmlLoadExtDtdDefaultValue |= XML_DETECT_IDS;
         untaint_lang_name2enum->put(as_is, (int)String::Untaint_lang::AS_IS);          // Bit in the loadsubset context field to tell to do complete the elements attributes lists 
         LOCAL_CONST(table, "table");          // with the ones defaulted from the DTDs 
         untaint_lang_name2enum->put(table, (int)String::Untaint_lang::TABLE);          xmlLoadExtDtdDefaultValue |= XML_COMPLETE_ATTRS;
         LOCAL_CONST(sql, "sql");  
         untaint_lang_name2enum->put(sql, (int)String::Untaint_lang::SQL);          // validate each document after load/create (?)
         LOCAL_CONST(js, "js");          //xmlDoValidityCheckingDefaultValue = 1;
         untaint_lang_name2enum->put(js, (int)String::Untaint_lang::JS);  
         LOCAL_CONST(html, "html");  //regretfully this not only replaces entities on parse, but also on generate    xmlSubstituteEntitiesDefault(1);
         untaint_lang_name2enum->put(html, (int)String::Untaint_lang::HTML);          // never switched this on xmlIndentTreeOutput=1;
         LOCAL_CONST(html_typo, "html-typo");  
         untaint_lang_name2enum->put(html_typo, (int)String::Untaint_lang::HTML_TYPO);          xmlSetGenericErrorFunc(0, xmlParserGenericErrorFunc);
           xsltSetGenericErrorFunc(0, xmlParserGenericErrorFunc);
         // read-only stateless classes  //      FILE *f=fopen("y:\\xslt.log", "wt");
         initialize_string_class(pool, *(string_class=new(pool) VStateless_class(pool)));  string_class->freeze();  //      xsltSetGenericDebugFunc(f/*stderr*/, 0);
         initialize_double_class(pool, *(double_class=new(pool) VStateless_class(pool)));  double_class->freeze();  
         initialize_int_class(pool, *(int_class=new(pool) VStateless_class(pool)));  int_class->freeze();          // http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc
         initialize_table_class(pool, *(table_class=new(pool) VStateless_class(pool)));  table_class->freeze();          xmlRegisterInputCallbacks(
                   xmlFileMatchLocalhost, xmlFileOpenLocalhost,
         // read-only stateless base classes                  pa_xmlFileRead, pa_xmlFileClose);
         initialize_env_base_class(pool, *(env_base_class=new(pool) VStateless_class(pool)));  env_base_class->set_name(*env_class_name);  env_base_class->freeze();  #endif
         initialize_form_base_class(pool, *(form_base_class=new(pool) VStateless_class(pool)));  form_base_class->set_name(*form_class_name);  form_base_class->freeze();  
         initialize_request_base_class(pool, *(request_base_class=new(pool) VStateless_class(pool)));  request_base_class->set_name(*request_class_name);  request_base_class->freeze();  
         initialize_response_base_class(pool, *(response_base_class=new(pool) VStateless_class(pool)));  response_base_class->set_name(*response_class_name);  response_base_class->freeze();  
 }  }
   
   #if defined(XML) && defined(_MSC_VER)
   #       define GNOME_LIBS "/parser3project/win32xml/win32/gnome"
   #       pragma comment(lib, GNOME_LIBS "/glib/lib/libglib-1.3-11.lib")
   #       ifdef _DEBUG
   #               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, 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
Removed from v.1.10  
changed lines
  Added in v.1.152.2.19.2.5

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