/* returns 0 if ok, error code otherwise */
static int extract(int argc, char **argv)
{
int strip, verbose, test, err, non, noff, doc = 0, page = 0;
char *marker, s[MAXLINE], start[MAXLINE];
FILE *fpin, *fpout;
/* unused variables
int cont = 1;
char *t[MAXLINE];
*/
verbose = existFlag(argc, argv, VERBFLAG);
if (verbose) banner();
err = getFiles(argc, argv, &fpin, &fpout,
strip = existFlag(argc, argv, REVFLAG));
if (err) return err;
strcpy(start, STARTDOC);
marker = getFlagName(argc, argv, MARKFLAG);
strcat(start, marker == NULL ? AUTODOC : marker);
non = strlen(start);
noff = strlen(ENDDOC);
test = (!strip) && existFlag(argc, argv, TESTFLAG);
if (test) preamble(fpout);
while (fgets(s, MAXLINE, fpin) != NULL)
doc = stripdoc(fpout,s,start,doc,non,noff,verbose,strip,&page);
if (test) closing(fpout);
if (verbose) fputc('\n', stderr);
fclose(fpin);
fclose(fpout);
return 0;
}
void visit(FilterPhotosWithFlags* flags) override
{
m_filterResult.joins.insert(FilterData::FlagsWithPhotos);
QStringList conditions;
for(const auto& it: flags->flags)
{
const QString flagName = getFlagName(it.first);
const int flagValue = it.second;
conditions.append(QString(TAB_FLAGS ".%1 = '%2'")
.arg(flagName)
.arg(flagValue));
}
QString merged_conditions;
switch (flags->mode)
{
case FilterPhotosWithFlags::Mode::And:
merged_conditions = conditions.join(" AND ");
break;
case FilterPhotosWithFlags::Mode::Or:
merged_conditions = "( " + conditions.join(" OR ") + " )";
break;
}
m_filterResult.conditions.append(merged_conditions);
}
virtual void visit(ModifyFlagAction* action)
{
QStringList setActions;
for(auto entry: action->flags)
{
const QString name = getFlagName(entry.first);
const int value = entry.second;
const QString setAction = QString("%1 = %2").arg(name).arg(value);
setActions.append(setAction);
}
const char* table = TAB_FLAGS;
const QString assignments = setActions.join(", ");
m_result = QString("UPDATE %1 SET %2 WHERE photo_id IN (%3)").arg(table).arg(assignments);
}
/* returns 0 if ok, > 0 if error */
static int getFiles(int argc, char **argv, FILE **fpin, FILE **fpout, int strip)
{
int out, err = 0;
char *name, s[MAXLINE], t[MAXLINE];
name = getFlagName(argc, argv, OUTFLAG);
out = name != NULL;
if (out) strcpy(t, name);
name = (char *) argv[argc - 1];
if ((argc == 0) || (*name == '-') || (out && !strcmp(t, name))) {
fputs("extract: no file name given\n", stderr);
err = 1;
}
else {
strcpy(s, name);
if (!hasExtension(s)) strcat(s, ASEXT);
if (!out) {
strcpy(t, s);
killExtension(t);
strcat(t, TEXEXT);
}
*fpin = fopen(s, "r");
if (*fpin == NULL) {
fputs("extract: cannot open ", stderr);
fputs(s, stderr);
fputs("\n", stderr);
err = 2;
}
else {
*fpout = (strip && !out) ? stdout : fopen(t, "w");
if (*fpout == NULL) {
fclose(*fpin);
fputs("extract: cannot create ", stderr);
fputs(t, stderr);
fputs("\n", stderr);
err = 3;
}
}
}
return err;
}
