C++ SafeBuf::safeStrcpy方法代码示例

bool JsonItem::getCompoundName ( SafeBuf &nameBuf ) {

	// reset, but don't free mem etc. just set m_length to 0
	nameBuf.reset();
	// get its full compound name like "meta.twitter.title"
	JsonItem *p = this;//ji;
	char *lastName = NULL;
	char *nameArray[20];
	int32_t  numNames = 0;
	for ( ; p ; p = p->m_parent ) {
		// empty name?
		if ( ! p->m_name ) continue;
		if ( ! p->m_name[0] ) continue;
		// dup? can happen with arrays. parent of string
		// in object, has same name as his parent, the
		// name of the array. "dupname":[{"a":"b"},{"c":"d"}]
		if ( p->m_name == lastName ) continue;
		// update
		lastName = p->m_name;
		// add it up
		nameArray[numNames++] = p->m_name;
		// breach?
		if ( numNames < 15 ) continue;
		log("build: too many names in json tag");
		break;
	}
	// assemble the names in reverse order which is correct order
	for ( int32_t i = 1 ; i <= numNames ; i++ ) {
		// copy into our safebuf
		if ( ! nameBuf.safeStrcpy ( nameArray[numNames-i]) ) 
			return false;
		// separate names with periods
		if ( ! nameBuf.pushChar('.') ) return false;
	}
	// remove last period
	nameBuf.removeLastChar('.');
	// and null terminate
	if ( ! nameBuf.nullTerm() ) return false;
	// change all :'s in names to .'s since : is reserved!
	char *px = nameBuf.getBufStart();
	for ( ; *px ; px++ ) if ( *px == ':' ) *px = '.';

	return true;
}

//.........这里部分代码省略.........
			  "\" cellpadding=\"10\" "
			  //"id=\"gbcnsdisctable\" class=\"gbcnsdisctable_v\""
			  "cellspacing=\"0\" width=\"100%%\" color=\"#ffffff\">"
			  "<tr"
			  //" id=\"gbcnsdisctr\" class=\"gbcnsdisctr_v\""
			  "><td>"
			  //"<font face=times,sans-serif color=black size=-1>"
			  "<span style=\"%s\">"
			  "This is Gigablast's cached page of </span>"
			  "<a href=\"%s\" style=\"%s\">%s</a>"
			  "" , styleTitle, f->getUrl(), styleLink,
			  f->getUrl() );
		//p += gbstrlen ( p );
		// then the rest
		//sprintf(p , 
		sb->safePrintf(
			"<span style=\"%s\">. "
			"Gigablast is not responsible for the content of "
			"this page.</span>", styleTitle );
		//p += gbstrlen ( p );

		sb->safePrintf ( "<br/><span style=\"%s\">"
			  "Cached: </span>"
			  "<span style=\"%s\">",
			  styleTitle, styleText );
		//p += gbstrlen ( p );

		// then the spider date in GMT
		// time_t lastSpiderDate = xd->m_spideredTime;
		// struct tm *timeStruct = gmtime ( &lastSpiderDate );
		// char tbuf[100];
		// strftime ( tbuf, 100,"%b %d, %Y UTC", timeStruct);
		//p += gbstrlen ( p );
		sb->safeStrcpy(tbuf);

		// Moved over from PageResults.cpp
		sb->safePrintf( "</span> - <a href=\""
			      "/get?"
			      "q=%s&amp;c=%s&amp;rtq=%li&amp;"
			      "d=%lli&amp;strip=1\""
			      " style=\"%s\">"
			      "[stripped]</a>", 
			      q , st->m_coll , 
			      (long)st->m_rtq,
			      st->m_docId, styleLink ); 

		// a link to alexa
		if ( f->getUrlLen() > 5 ) {
			sb->safePrintf( " - <a href=\"http:"
					 "//web.archive.org/web/*/%s\""
					 " style=\"%s\">"
					 "[older copies]</a>" ,
					 f->getUrl(), styleLink );
		}

		if (st->m_noArchive){
			sb->safePrintf( " - <span style=\"%s\"><b>"
				     "[NOARCHIVE]</b></span>",
				     styleTell );
		}
		if (st->m_isBanned){
			sb->safePrintf(" - <span style=\"%s\"><b>"
				     "[BANNED]</b></span>",
				     styleTell );
		}

// . sets m_fileOffset and m_bf
// . returns false and sets g_errno on error
// . returns false if nothing to read too... but does not set g_errno
bool ImportState::setCurrentTitleFileAndOffset ( ) {

	// leave m_bf and m_fileOffset alone if there is more to read
	if ( m_fileOffset < m_bfFileSize )
		return true;

	CollectionRec *cr = g_collectiondb.getRec ( m_collnum );
	if ( ! cr ) return false;

	log("import: import finding next file");
	
	// if ( m_offIsValid ) {
	// 	//*off = m_fileOffset;
	// 	return &m_bf; 
	// }
	//m_offIsValid = true;

	// look for titledb0001.dat etc. files in the 
	// workingDir/inject/ subdir
	SafeBuf ddd;
	ddd.safePrintf("%sinject",cr->m_importDir.getBufStart());
	// now use the one provided. we should also provide the # of threads
	if ( cr->m_importDir.getBufStart() && 
	     cr->m_importDir.getBufStart()[0] ) {
		ddd.reset();
		ddd.safeStrcpy ( cr->m_importDir.getBufStart() );
	}

	//
	// assume we are the first filename
	// set s_fileId to the minimum
	//
	Dir dir;
	dir.set(ddd.getBufStart());

	if ( ! dir.open() ) return false;

	// assume none
	long minFileId = -1;

	// getNextFilename() writes into this
	char pattern[64]; strcpy ( pattern , "titledb*" );
	char *filename;
	while ( ( filename = dir.getNextFilename ( pattern ) ) ) {
		// filename must be a certain length
		long filenameLen = gbstrlen(filename);
		// we need at least "titledb0001.dat"
		if ( filenameLen < 15 ) continue;
		// ensure filename starts w/ our m_dbname
		if ( strncmp ( filename , "titledb", 7 ) != 0 )
			continue;
		// skip if not .dat file
		if ( ! strstr ( filename , ".dat" ) )
			continue;
		// then a 4 digit number should follow
		char *s = filename + 7;
		if ( ! isdigit(*(s+0)) ) continue;
		if ( ! isdigit(*(s+1)) ) continue;
		if ( ! isdigit(*(s+2)) ) continue;
		if ( ! isdigit(*(s+3)) ) continue;
		// convert digit to id
		long id = atol(s);
		// . do not accept files we've already processed
		// . -1 means we haven't processed any yet
		if ( m_bfFileId >= 0 && id <= m_bfFileId ) continue;
		// the min of those we haven't yet processed/injected
		if ( id < minFileId || minFileId < 0 ) minFileId = id;
	}

	// get where we left off
	if ( ! m_loadedPlaceHolder ) {
		// read where we left off from file if possible
		char fname[256];
		sprintf(fname,"%slasttitledbinjectinfo.dat",g_hostdb.m_dir);
		SafeBuf ff;
		ff.fillFromFile(fname);
		if ( ff.length() > 1 ) {
			m_loadedPlaceHolder = true;
			// get the placeholder
			sscanf ( ff.getBufStart() 
				 , "%llu,%lu"
				 , &m_fileOffset
				 , &minFileId
				 );
		}
	}

	// if no files! return false to indicate we are done
	if ( minFileId == -1 ) return false;

	// set up s_bf then
	//if ( m_bfFileId != minFileId ) {
	SafeBuf tmp;
	tmp.safePrintf("titledb%04li-000.dat"
		       //,dir.getDirname()
		       ,minFileId);
	m_bf.set ( dir.getDirname() ,tmp.getBufStart() );
//.........这里部分代码省略.........