bool ADVBPatterns::InsertPattern(const AString& user, const AString& pattern)
{
const ADVBConfig& config = ADVBConfig::Get();
ADVBLock lock("patterns");
bool changed = false;
if (user.Valid()) changed = AddPatternToFile(config.GetUserPatternsPattern().SearchAndReplace("{#?}", user), pattern);
else changed = AddPatternToFile(config.GetPatternsFile(), pattern);
return changed;
}
bool ADVBPatterns::UpdatePatternInFile(const AString& filename, const AString& pattern, const AString& newpattern)
{
const ADVBConfig& config = ADVBConfig::Get();
AString filename1 = filename + ".new";
AStdFile ifp, ofp;
bool changed = false, found = false;
if (ifp.open(filename)) {
if (ofp.open(filename1, "w")) {
AString line;
while (line.ReadLn(ifp) >= 0) {
if (line == pattern) {
if (newpattern.Valid()) ofp.printf("%s\n", newpattern.str());
changed = found = true;
if (newpattern.Valid()) {
config.logit("Changed pattern '%s' to '%s' in file '%s'", pattern.str(), newpattern.str(), filename.str());
}
else {
config.logit("Deleted pattern '%s' from file '%s'", pattern.str(), filename.str());
}
}
else if (line.Words(0).Valid()) ofp.printf("%s\n", line.str());
else changed = true;
}
ofp.close();
}
ifp.close();
if (changed) {
remove(filename);
rename(filename1, filename);
}
else remove(filename1);
}
return found;
}
bool ReadJPEGInfo(const char *filename, JPEG_INFO& info)
{
EXIFINFO exinfo;
Exif exif(&exinfo);
FILE *fp;
bool success = false;
memset(&exinfo, 0, sizeof(exinfo));
if ((fp = fopen(filename, "rb")) != NULL) {
if (exif.DecodeExif(fp)) {
info.CameraMake = exinfo.CameraMake;
info.CameraModel = exinfo.CameraModel;
info.Width = exinfo.Width;
info.Height = exinfo.Height;
info.Orientation = exinfo.Orientation;
info.bDateValid = false;
info.Comments = exinfo.Comments;
AString str = exinfo.DateTime;
if (str.Valid()) {
//printf("File '%s' has date '%s'\n", filename, str.str());
str.Replace(":/-.", " ");
ADateTime& dt = info.DateTime;
uint_t word = 0;
uint16_t year = str.Word(word++);
uint8_t month = str.Word(word++);
uint8_t day = str.Word(word++);
uint8_t hour = str.Word(word++);
uint8_t minute = str.Word(word++);
uint8_t second = str.Word(word++);
if ((year >= 1980) && RANGE(month, 1, 12) && RANGE(day, 1, 31) && (hour <= 23) && (minute <= 59) && (second <= 61)) {
dt.Set(day, month, year, hour, minute, second);
info.bDateValid = true;
}
}
success = true;
}
fclose(fp);
}
return success;
}
bool ADVBPatterns::UpdatePattern(const AString& olduser, const AString& oldpattern, const AString& newuser, const AString& newpattern)
{
ADVBLock lock("patterns");
bool changed = false;
if (newuser != olduser) {
changed |= DeletePattern(olduser, oldpattern);
if (newpattern.Valid()) {
changed |= InsertPattern(newuser, newpattern);
}
}
else if (newpattern != oldpattern) changed |= UpdatePattern(newuser, oldpattern, newpattern);
return changed;
}
bool CreateDirectory(const AString& dir)
{
AString parentdir = dir.PathPart();
FILE_INFO file;
bool success = true;
if (parentdir.Valid() && (parentdir != "/") && !::GetFileInfo(parentdir, &file)) success = CreateDirectory(parentdir);
if (success && (dir.FilePart().Valid()) && !::GetFileInfo(dir, &file)) {
#ifdef __LINUX__
success = (mkdir(dir, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IWGRP | S_IXGRP | S_IROTH | S_IWOTH | S_IXOTH) == 0);
#else
success = ::CreateDirectoryA(dir.str(), NULL);
#endif
}
return success;
}
bool Recurse(const AString& Path, const AString& Pattern, uint_t nSubDirs, bool (*fn)(const FILE_INFO *file, void *Context), void *Context)
{
AString pattern = ParsePathRegex(Pattern);
FILE_INFO file;
DIR *handle;
bool ok = true, any = IsRegexAnyPattern(pattern);
if ((handle = opendir(Path.Valid() ? Path : ".")) != NULL) {
struct dirent *ent;
while (ok && ((ent = readdir(handle)) != NULL)) {
if (SetFileData(Path, *ent, &file)) {
if ((file.ShortName != ".") && (file.ShortName != "..")) {
bool done = false;
if (any || MatchPathRegex(file.ShortName, pattern)) {
ok = (*fn)(&file, Context);
if (!ok) break;
done = true;
}
if ((nSubDirs > 0) && (file.Attrib & FILE_FLAG_IS_DIR)) {
if (!done) {
ok = (*fn)(&file, Context);
if (!ok) break;
}
ok = Recurse(file.FileName, Pattern, nSubDirs - 1, fn, Context);
if (!ok) break;
}
}
}
}
closedir(handle);
}
return ok;
}
bool ADVBPatterns::ParsePattern(ADataList& patternlist, const AString& line, AString& errors, const AString& user)
{
//const ADVBConfig& config = ADVBConfig::Get();
PATTERN *pattern;
bool success = false;
patternlist.SetDestructor(&__DeletePattern);
if ((pattern = new PATTERN) != NULL) {
AString errs = ParsePattern(line, *pattern, user);
if (errs.Valid()) {
//config.printf("Error parsing '%s': %s", line.str(), errs.str());
errors += errs + "\n";
}
if ((pattern->list.Count() > 0) || pattern->errors.Valid()) {
patternlist.Add((uptr_t)pattern);
success = true;
}
}
return success;
}
void ADVBConfig::ListUsers(AList& list) const
{
AHash users(10);
AList userpatterns;
AString filepattern = GetUserPatternsPattern();
AString filepattern_parsed = ParseRegex(filepattern);
AString _users = GetConfigItem("users");
AStdFile fp;
uint_t i, n = _users.CountColumns();
//debug("Reading users from config %s\n", config.GetFilename().str());
for (i = 0; i < n; i++) {
AString user = _users.Column(i).Words(0);
if (!users.Exists(user)) {
users.Insert(user, 0);
list.Add(new AString(user));
}
}
if (fp.open(GetPatternsFile())) {
AString line;
while (line.ReadLn(fp) >= 0) {
AString user;
int p;
if ((p = line.PosNoCase(" user:="******"user:=") == 0) user = line.Mid(6).Word(0).DeQuotify();
if (user.Valid() && !users.Exists(user)) {
users.Insert(user, 0);
list.Add(new AString(user));
}
}
fp.close();
}
::CollectFiles(filepattern.PathPart(), filepattern.FilePart(), 0, userpatterns);
const AString *file = AString::Cast(userpatterns.First());
while (file) {
AString user;
ADataList regions;
if (MatchRegex(*file, filepattern_parsed, regions)) {
const REGEXREGION *region = (const REGEXREGION *)regions[0];
if (region) {
user = file->Mid(region->pos, region->len);
if (!users.Exists(user)) {
users.Insert(user, 0);
list.Add(new AString(user));
}
}
}
file = file->Next();
}
list.Sort(&AString::AlphaCompareCase);
}
AString ADVBPatterns::ParsePattern(const AString& _line, PATTERN& pattern, const AString& user)
{
const ADVBConfig& config = ADVBConfig::Get();
ADataList& list = pattern.list;
AString& errors = pattern.errors;
AString line = config.ReplaceTerms(user, _line);
TERM *term;
uint_t i;
pattern.exclude = false;
pattern.enabled = true;
pattern.scorebased = false;
pattern.pri = 0;
pattern.user = user;
pattern.pattern = line;
if (pattern.user.Valid()) {
pattern.pri = (int)config.GetUserConfigItem(pattern.user, "pri");
}
list.DeleteList();
list.SetDestructor(&__DeleteTerm);
i = 0;
while (IsWhiteSpace(line[i])) i++;
if (line[i] == '#') {
pattern.enabled = false;
i++;
}
else if (line[i] == ';') {
return errors;
}
while (IsWhiteSpace(line[i])) i++;
if (line[i]) {
while (line[i] && errors.Empty()) {
if (!IsSymbolStart(line[i])) {
errors.printf("Character '%c' (at %u) is not a legal field start character (term %u)", line[i], i, list.Count() + 1);
break;
}
uint_t fieldstart = i++;
while (IsSymbolChar(line[i])) i++;
AString field = line.Mid(fieldstart, i - fieldstart).ToLower();
while (IsWhiteSpace(line[i])) i++;
if (field == "exclude") {
pattern.exclude = true;
continue;
}
const FIELD *fieldptr = (const FIELD *)ADVBProg::fieldhash.Read(field);
if (!fieldptr) {
uint_t nfields;
const FIELD *fields = ADVBProg::GetFields(nfields);
errors.printf("'%s' (at %u) is not a valid search field (term %u), valid search fields are: ", field.str(), fieldstart, list.Count() + 1);
for (i = 0; i < nfields; i++) {
const FIELD& field = fields[i];
if (i) errors.printf(", ");
errors.printf("'%s'", field.name);
}
break;
}
uint_t opstart = i;
const char *str = line.str() + i;
bool isassign = fieldptr->assignable;
uint_t j;
uint_t opindex = 0, opcode = Operator_EQ;
for (j = 0; j < NUMBEROF(operators); j++) {
if (((isassign == operators[j].assign) ||
(isassign && !operators[j].assign)) &&
(operators[j].fieldtypes & (1U << fieldptr->type)) &&
(strncmp(str, operators[j].str, operators[j].len) == 0)) {
i += operators[j].len;
opindex = j;
opcode = operators[j].opcode;
break;
}
}
while (IsWhiteSpace(line[i])) i++;
AString value;
bool implicitvalue = false;
if (j == NUMBEROF(operators)) {
if (!line[i] || IsSymbolStart(line[i])) {
if (fieldptr->assignable) {
switch (fieldptr->type) {
case FieldType_string:
break;
case FieldType_date:
value = "now";
break;
default:
value = "1";
break;
}
opcode = Operator_Assign;
}
else opcode = Operator_NE;
for (j = 0; j < NUMBEROF(operators); j++) {
if ((opcode == operators[j].opcode) &&
((isassign == operators[j].assign) ||
(isassign && !operators[j].assign)) &&
(operators[j].fieldtypes & (1U << fieldptr->type))) {
opindex = j;
break;
}
}
implicitvalue = true;
}
else {
errors.printf("Symbols at %u do not represent a legal operator (term %u), legal operators for the field '%s' are: ", opstart, list.Count() + 1, field.str());
bool flag = false;
for (j = 0; j < NUMBEROF(operators); j++) {
if (((isassign == operators[j].assign) ||
(isassign && !operators[j].assign)) &&
(operators[j].fieldtypes & (1U << fieldptr->type))) {
if (flag) errors.printf(", ");
errors.printf("'%s'", operators[j].str);
flag = true;
}
}
break;
}
}
if (!implicitvalue) {
char quote = 0;
if (IsQuoteChar(line[i])) quote = line[i++];
uint_t valuestart = i;
while (line[i] && ((!quote && !IsWhiteSpace(line[i])) || (quote && (line[i] != quote)))) {
if (line[i] == '\\') i++;
i++;
}
value = line.Mid(valuestart, i - valuestart).DeEscapify();
if (quote && (line[i] == quote)) i++;
while (IsWhiteSpace(line[i])) i++;
}
bool orflag = false;
if ((line.Mid(i, 2).ToLower() == "or") && IsWhiteSpace(line[i + 2])) {
orflag = true;
i += 2;
while (IsWhiteSpace(line[i])) i++;
}
else if ((line[i] == '|') && IsWhiteSpace(line[i + 1])) {
orflag = true;
i += 1;
while (IsWhiteSpace(line[i])) i++;
}
if ((term = new TERM) != NULL) {
term->data.start = fieldstart;
term->data.length = i - fieldstart;
term->data.field = fieldptr - ADVBProg::fields;
term->data.opcode = opcode;
term->data.opindex = opindex;
term->data.value = value;
term->data.orflag = (orflag && !RANGE(opcode, Operator_First_Assignable, Operator_Last_Assignable));
term->field = fieldptr;
term->datetype = DateType_none;
switch (term->field->type) {
case FieldType_string:
#if DVBDATVERSION > 1
if (fieldptr->offset == ADVBProg::GetTagsDataOffset()) {
value = "|" + value + "|";
}
#endif
if ((opcode & ~Operator_Inverted) == Operator_Regex) {
AString regexerrors;
AString rvalue;
rvalue = ParseRegex(value, regexerrors);
if (regexerrors.Valid()) {
errors.printf("Regex error in value '%s' (term %u): %s", value.str(), list.Count() + 1, regexerrors.str());
}
value = rvalue;
}
term->value.str = value.Steal();
break;
case FieldType_date: {
ADateTime dt;
uint_t specified;
dt.StrToDate(value, ADateTime::Time_Relative_Local, &specified);
//debug("Value '%s', specified %u\n", value.str(), specified);
if (!specified) {
errors.printf("Failed to parse date '%s' (term %u)", value.str(), list.Count() + 1);
break;
}
else if (((specified == ADateTime::Specified_Day) && (stricmp(term->field->name, "on") == 0)) ||
(stricmp(term->field->name, "day") == 0)) {
//debug("Date from '%s' is '%s' (week day only)\n", value.str(), dt.DateToStr().str());
term->value.u64 = dt.GetWeekDay();
term->datetype = DateType_weekday;
}
else if (specified & ADateTime::Specified_Day) {
specified |= ADateTime::Specified_Date;
}
if (term->datetype == DateType_none) {
specified &= ADateTime::Specified_Date | ADateTime::Specified_Time;
if (specified == (ADateTime::Specified_Date | ADateTime::Specified_Time)) {
//debug("Date from '%s' is '%s' (full date and time)\n", value.str(), dt.DateToStr().str());
term->value.u64 = (uint64_t)dt;
term->datetype = DateType_fulldate;
}
else if (specified == ADateTime::Specified_Date) {
//debug("Date from '%s' is '%s' (date only)\n", value.str(), dt.DateToStr().str());
term->value.u64 = dt.GetDays();
term->datetype = DateType_date;
}
else if (specified == ADateTime::Specified_Time) {
//debug("Date from '%s' is '%s' (time only)\n", value.str(), dt.DateToStr().str());
term->value.u64 = dt.GetMS();
term->datetype = DateType_time;
}
else {
errors.printf("Unknown date specifier '%s' (term %u)", value.str(), list.Count() + 1);
}
}
break;
}
case FieldType_span:
case FieldType_age: {
ADateTime dt;
//ADateTime::EnableDebugStrToDate(true);
term->value.u64 = (uint64_t)ADateTime(value, ADateTime::Time_Absolute);
//ADateTime::EnableDebugStrToDate(false);
break;
}
case FieldType_uint32_t:
case FieldType_external_uint32_t:
term->value.u32 = (uint32_t)value;
break;
case FieldType_sint32_t:
case FieldType_external_sint32_t:
term->value.s32 = (sint32_t)value;
break;
case FieldType_uint16_t:
term->value.u16 = (uint16_t)value;
break;
case FieldType_sint16_t:
term->value.s16 = (sint16_t)value;
break;
case FieldType_uint8_t:
term->value.u8 = (uint8_t)(uint16_t)value;
break;
case FieldType_sint8_t:
term->value.s8 = (sint8_t)(sint16_t)value;
break;
case FieldType_flag...FieldType_lastflag:
term->value.u8 = ((uint32_t)value != 0);
//debug("Setting test of flag to %u\n", (uint_t)term->value.u8);
break;
case FieldType_prog: {
ADVBProg *prog;
if ((prog = new ADVBProg) != NULL) {
if (prog->Base64Decode(value)) {
term->value.prog = prog;
}
else {
errors.printf("Failed to decode base64 programme ('%s') for %s at %u (term %u)", value.str(), field.str(), fieldstart, list.Count() + 1);
delete prog;
}
}
else {
errors.printf("Failed to allocate memory for base64 programme ('%s') for %s at %u (term %u)", value.str(), field.str(), fieldstart, list.Count() + 1);
}
break;
}
default:
errors.printf("Unknown field '%s' type (%u) (term %u)", field.str(), (uint_t)term->field->type, list.Count() + 1);
break;
}
//debug("term: field {name '%s', type %u, assignable %u, offset %u} type %u dateflags %u value '%s'\n", term->field->name, (uint_t)term->field->type, (uint_t)term->field->assignable, term->field->offset, (uint_t)term->data.opcode, (uint_t)term->dateflags, term->value.str);
if (errors.Empty()) {
pattern.scorebased |= (term->field->offset == ADVBProg::GetScoreDataOffset());
list.Add((uptr_t)term);
}
else {
__DeleteTerm((uptr_t)term, NULL);
break;
}
}
}
}
