// Deletes a record at a given recno
// Becomes more inefficient as you the record set increases and you delete records
// early in the record queue.
EDB_Status EDB::deleteRec(unsigned long recno)
{
if (recno < 0 || recno > EDB_head.n_recs) return EDB_OUT_OF_RANGE;
EDB_Rec rec = (byte*)malloc(EDB_head.rec_size);
for (unsigned long i = recno + 1; i <= EDB_head.n_recs; i++)
{
readRec(i, rec);
writeRec(i - 1, rec);
}
free(rec);
EDB_head.n_recs--;
writeHead();
return EDB_OK;
}
// Inserts a record at a given recno, increasing all following records' recno by 1.
// This function becomes increasingly inefficient as it's currently implemented and
// is the slowest way to add a record.
EDB_Status EDB::insertRec(unsigned long recno, EDB_Rec rec)
{
if (count() == limit()) return EDB_TABLE_FULL;
if (count() > 0 && (recno < 0 || recno > EDB_head.n_recs)) return EDB_OUT_OF_RANGE;
if (count() == 0 && recno == 1) return appendRec(rec);
EDB_Rec buf = (byte*)malloc(EDB_head.rec_size);
for (unsigned long i = EDB_head.n_recs; i >= recno; i--)
{
readRec(i, buf);
writeRec(i + 1, buf);
}
free(buf);
writeRec(recno, rec);
EDB_head.n_recs++;
writeHead();
return EDB_OK;
}
/*---- Function -------------------------------------------------------------
Does:
Scan through the database from start and send every record matching the
given reference. Graciously handle the situations where a record from
database is cut at the end of the buffer's capacity.
Wants:
Reference record data.
Handler to a function to use to send the replies.
Gives:
True on success.
----------------------------------------------------------------------------*/
bool
BintxtSinkImpl::queryRec(Record const &reference, Sink::SendRecord_f const &send) const
{
char buffer[1500];
fseek(file_, 0, SEEK_SET);
Record rec;
int bytes = 0;
while (!feof(file_)) {
bytes += fread(buffer + bytes, 1, sizeof(buffer) - bytes, file_);
int bufPos = 0;
while (1) {
int const ret = readRec(rec, buffer + bufPos, bytes - bufPos);
if (0 == ret) {
bytes -= bufPos;
memmove(buffer, buffer + bufPos, bytes);
break;
}
rec.action = REC_ACT_REPLY;
if (rec.match(reference) && send(rec, reference.priv) < 0) {
return false;
}
bufPos += ret;
if (bufPos >= bytes) {
break;
}
}
}
return true;
}
PUBLIC bool updateRecFromParams(cchar *table)
{
return updateRec(setFields(readRec(table, param("id")), params()));
}
/*
Get a resource
*/
static void getPak() {
EdiRec *rec;
rec = readRec("pak", param("id"));
ediFilterRecFields(rec, "password", 0);
sendRec(rec);
}
/*
Get a resource
*/
static void getPost() {
readRec("post", param("id"));
renderView("post/post-edit");
}
/*
Prepare a template for editing a resource
*/
static void editPost() {
readRec("post", param("id"));
}
int main(int argc,char *argv[]){
if(argc<2)
usage(0);
char *sourceURL=argv[1];
clock_t begin, end;
int i=0;
char *handleURL;
int pos;
UPU *tmp;
URL_FILE *buf;
char prefix[10],host[1024],path[4096],filename[4096];
for(i=0;i<HashSize;i++){
URLPool[i]=NULL;
finishPool[i]=NULL;
failedPool[i]=NULL;
}
memset(prefix,0,10);
memset(host,0,1024);
memset(path,0,4096);
memset(filename,0,4096);
sepURL(sourceURL,prefix,host,path,filename);
//check/create Folder
folderInit(host);
readRec(sourceURL);
//init
if(!logInit(host)){
printf("log file error\n");
exit(1);
}
pos=hashfn(sourceURL);
myAdd(&URLPool[pos],sourceURL,strlen(sourceURL));
//start loop
begin=clock();
i=0;
while(getPoolSize(URLPool)!=0){
//random get one URL Structure Pointer from URLPool
handleURL=randGet(URLPool);
pos=hashfn(handleURL);
printf("run [%d] %s\n",pos,handleURL);
memset(prefix,0,10);
memset(host,0,1024);
memset(path,0,4096);
memset(filename,0,4096);
sepURL(handleURL,prefix,host,path,filename);
//put the url in finishPool
tmp=finishPool[pos];
if(tmp==NULL){
myAdd(&finishPool[pos],handleURL,strlen(handleURL));
}else{
while(tmp->next!=NULL){
tmp=tmp->next;
}
myAdd(&(tmp->next),handleURL,strlen(handleURL));
}
//start run the CURL
if((buf=runCURL(handleURL))!=NULL){
//write to File
myWrite(host,filename,buf->buffer,buf->buffer_len,i++);
getURL(buf->buffer,buf->buffer_len,handleURL,prefix,host,path,filename);
printf("%d\n",getPoolSize(URLPool));
memset(buf->buffer,0,buf->buffer_len);
free(buf->buffer);
fflush(logfp);
}
else{
printf("no content\n");
}
free(buf);
}
logClose();
end=clock();
printf("finally finish: %d 's URL, cost %lf sec\n",getPoolSize(finishPool),(double)( end - begin ) / CLOCKS_PER_SEC);
myDump(host);
return 0;
}
