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/*
** Variables in which to accumulate a growing ZIP archive.
*/
static Blob body; /* The body of the ZIP archive */
static Blob toc; /* The table of contents */
static int nEntry; /* Number of files */
static int dosTime; /* DOS-format time */
static int dosDate; /* DOS-format date */
/*
** Initialize a new ZIP archive.
*/
void zip_open(void){
blob_zero(&body);
blob_zero(&toc);
nEntry = 0;
dosTime = 0;
dosDate = 0;
}
/*
** Set the date and time values from an ISO8601 date string.
*/
void zip_set_timedate_from_str(const char *zDate){
int y, m, d;
int H, M, S;
y = atoi(zDate);
m = atoi(&zDate[5]);
d = atoi(&zDate[8]);
H = atoi(&zDate[11]);
M = atoi(&zDate[14]);
S = atoi(&zDate[17]);
dosTime = (H<<11) + (M<<5) + S;
dosDate = ((y-1980)<<9) + (m<<5) + d;
}
/*
** Set the date and time from a julian day number.
*/
void zip_set_timedate(double rDate){
char *zDate = db_text(0, "SELECT datetime(%.17g)", rDate);
zip_set_timedate_from_str(zDate);
free(zDate);
}
/*
** Append a single file to a growing ZIP archive.
**
** pFile is the file to be appended. zName is the name
** that the file should be saved as.
*/
int zip_add_file(const char *zName, const Blob *pFile){
put16(&zHdr[10], 0);
put16(&zHdr[12], 0);
put16(&zHdr[10], dosTime);
put16(&zHdr[12], dosDate);
put16(&zHdr[26], nameLen);
put16(&zHdr[28], 0);
/* Write the header and filename.
*/
iStart = blob_size(&body);
blob_append(&body, zHdr, 30);
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*/
memset(zBuf, 0, sizeof(zBuf));
put32(&zBuf[0], 0x02014b50);
put16(&zBuf[4], 0x0317);
put16(&zBuf[6], 0x0014);
put16(&zBuf[8], 0);
put16(&zBuf[10], 0x0008);
put16(&zBuf[12], 0);
put16(&zBuf[14], 0);
put16(&zBuf[12], dosTime);
put16(&zBuf[14], dosDate);
put32(&zBuf[16], iCRC);
put32(&zBuf[20], nByteCompr);
put32(&zBuf[24], nByte);
put16(&zBuf[28], nameLen);
put16(&zBuf[30], 0);
put16(&zBuf[32], 0);
put16(&zBuf[34], 1);
put16(&zBuf[36], 0);
put32(&zBuf[38], (0100000 | 0644)<<16);
put32(&zBuf[42], iStart);
blob_append(&toc, zBuf, 46);
blob_append(&toc, zName, nameLen);
nEntry++;
}
/*
** Write the ZIP archive into the given BLOB.
*/
int zip_close(Blob *pZip){
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blob_read_from_file(&file, g.argv[i]);
zip_add_file(g.argv[i], &file);
blob_reset(&file);
}
zip_close(&zip);
blob_write_to_file(&zip, g.argv[2]);
}
/*
** Given the RID for a manifest, construct a ZIP archive containing
** all files in the corresponding baseline.
**
** If RID is for an object that is not a real manifest, then the
** resulting ZIP archive contains a single file which is the RID
** object.
**
** If the RID object does not exist in the repository, then
** pZip is zeroed.
*/
void zip_of_baseline(int rid, Blob *pZip){
int i;
Blob mfile, file;
Manifest m;
content_get(rid, &mfile);
if( blob_size(&mfile)==0 ){
blob_zero(pZip);
return;
}
blob_zero(&file);
blob_copy(&file, &mfile);
zip_open();
if( manifest_parse(&m, &mfile) ){
zip_set_timedate(m.rDate);
zip_add_file("manifest", &file);
blob_reset(&file);
for(i=0; i<m.nFile; i++){
int fid = uuid_to_rid(m.aFile[i].zUuid, 0);
if( fid ){
content_get(fid, &file);
zip_add_file(m.aFile[i].zName, &file);
blob_reset(&file);
}
}
manifest_clear(&m);
}else{
blob_reset(&mfile);
blob_reset(&file);
}
zip_close(pZip);
}
/*
** COMMAND: test-baseline-zip
**
** Generate a ZIP archive for a specified baseline.
*/
void baseline_zip_cmd(void){
int rid;
Blob zip;
if( g.argc!=4 ){
usage("UUID ZIPFILE");
}
db_must_be_within_tree();
rid = name_to_rid(g.argv[2]);
zip_of_baseline(rid, &zip);
blob_write_to_file(&zip, g.argv[3]);
}
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