#include "filefilter.h"
#include "filecache.h"
#include "format_raw.h"
+#include "glua.h"
#include "ui_fileops.h"
#include "cache.h"
#include "jpeg_parser.h"
}
/**
- * @brief Extracts timezone from a ZoneDetect search structure
- * @param results ZoneDetect search structure
- * @returns Timezone in the form "Europe/London"
+ * @brief Extracts timezone data from a ZoneDetect search structure
+ * @param[in] results ZoneDetect search structure
+ * @param[out] timezone in the form "Europe/London"
+ * @param[out] countryname in the form "United Kingdom"
+ * @param[out] countryalpha2 in the form "GB"
*
* Refer to https://github.com/BertoldVdb/ZoneDetect
* for structure details
*/
-static gchar *zd_tz(ZoneDetectResult* results)
+static void zd_tz(ZoneDetectResult *results, gchar **timezone, gchar **countryname, gchar **countryalpha2)
{
- gchar *timezone = NULL;
gchar *timezone_pre = NULL;
gchar *timezone_id = NULL;
unsigned int index = 0;
- if (!results)
- {
- return NULL;
- }
-
while(results[index].lookupResult != ZD_LOOKUP_END)
{
if(results[index].data)
{
timezone_id = g_strdup(results[index].data[i]);
}
+ if (g_strstr_len(results[index].fieldNames[i], -1, "CountryName"))
+ {
+ *countryname = g_strdup(results[index].data[i]);
+ }
+ if (g_strstr_len(results[index].fieldNames[i], -1, "CountryAlpha2"))
+ {
+ *countryalpha2 = g_strdup(results[index].data[i]);
+ }
}
}
index++;
}
- timezone = g_strconcat(timezone_pre, timezone_id, NULL);
+ *timezone = g_strconcat(timezone_pre, timezone_id, NULL);
g_free(timezone_pre);
g_free(timezone_id);
- return timezone;
}
/**
- * @brief Creates local time from GPS lat/long
- * @param exif
- * @returns Localised time and date
- *
- * GPS lat/long is translated to timezone using ZoneDetect.
- * GPS UTC is converted to Unix time stamp (seconds since 1970).
- * The TZ environment variable is set to the relevant timezone
- * and the Unix timestamp converted to local time using locale.
- * If the conversion fails, unformatted UTC is returned.
+ * @brief Gets timezone data from an exif structure
+ * @param[in] exif
+ * @returns TRUE if timezone data found AND GPS date and time found
+ * @param[out] exif_date_time exif date/time in the form 2018:11:30:17:05:04
+ * @param[out] timezone in the form "Europe/London"
+ * @param[out] countryname in the form "United Kingdom"
+ * @param[out] countryalpha2 in the form "GB"
+ *
+ *
*/
-static gchar *exif_build_formatted_localtime(ExifData *exif)
+static gboolean exif_build_tz_data(ExifData *exif, gchar **exif_date_time, gchar **timezone, gchar **countryname, gchar **countryalpha2)
{
gfloat latitude;
gfloat longitude;
gchar *text_longitude_ref;
gchar *text_date;
gchar *text_time;
- gchar *text_date_time = NULL;
- gchar buf[128];
- gchar *tmp;
- gint buflen;
- GError *error = NULL;
gchar *lat_deg;
gchar *lat_min;
gchar *lon_deg;
gchar *lon_min;
- gchar *time_zone;
- gchar *time_zone_org;
- struct tm *tm_local;
- struct tm tm_utc;
- time_t stamp;
- gchar *zd_path;
- gchar *zone_selected;
+ gchar *timezone_path;
ZoneDetect *cd;
ZoneDetectResult *results;
+ gboolean ret = FALSE;
+ gchar *basename;
+ gchar *path;
text_latitude = exif_get_data_as_text(exif, "Exif.GPSInfo.GPSLatitude");
text_longitude = exif_get_data_as_text(exif, "Exif.GPSInfo.GPSLongitude");
text_date = exif_get_data_as_text(exif, "Exif.GPSInfo.GPSDateStamp");
text_time = exif_get_data_as_text(exif, "Exif.GPSInfo.GPSTimeStamp");
- if (text_latitude && text_longitude && text_latitude_ref &&
- text_longitude_ref && text_date && text_time)
+ if (text_latitude && text_longitude && text_latitude_ref && text_longitude_ref)
{
- text_date_time = g_strconcat(text_date, ":", text_time, NULL);
-
lat_deg = strtok(text_latitude, "deg'");
lat_min = strtok(NULL, "deg'");
+ if (!lat_deg || !lat_min)
+ {
+ return FALSE;
+ }
latitude = atof(lat_deg) + atof(lat_min) / 60;
if (!g_strcmp0(text_latitude_ref, "South"))
{
}
lon_deg = strtok(text_longitude, "deg'");
lon_min = strtok(NULL, "deg'");
+ if (!lon_deg || !lon_min)
+ {
+ return FALSE;
+ }
longitude = atof(lon_deg) + atof(lon_min) / 60;
if (!g_strcmp0(text_longitude_ref, "West"))
{
longitude = -longitude;
}
- zd_path = g_build_filename(GQ_BIN_DIR, TIMEZONE_DATABASE, NULL);
- cd = ZDOpenDatabase(zd_path);
- if (cd)
+ path = path_from_utf8(TIMEZONE_DATABASE);
+ basename = g_path_get_basename(path);
+ timezone_path = g_build_filename(get_rc_dir(), basename, NULL);
+ if (g_file_test(timezone_path, G_FILE_TEST_EXISTS))
{
- results = ZDLookup(cd, latitude, longitude, NULL);
- zone_selected = zd_tz(results);
- time_zone = g_strconcat("TZ=", zone_selected, NULL);
- time_zone_org = g_strconcat("TZ=", getenv("TZ"), NULL);
- putenv("TZ=UTC");
- g_free(zone_selected);
-
- memset(&tm_utc, 0, sizeof(tm_utc));
- if (text_date_time && strptime(text_date_time, "%Y:%m:%d:%H:%M:%S", &tm_utc))
+ cd = ZDOpenDatabase(timezone_path);
+ if (cd)
{
- stamp = mktime(&tm_utc); // Convert the struct to a Unix timestamp
- putenv(time_zone); // Switch to destination time zone
-
- tm_local = localtime(&stamp);
-
- /* Convert to localtime using locale */
- buflen = strftime(buf, sizeof(buf), "%x %X", tm_local);
- if (buflen > 0)
+ results = ZDLookup(cd, latitude, longitude, NULL);
+ if (results)
{
- tmp = g_locale_to_utf8(buf, buflen, NULL, NULL, &error);
- if (error)
- {
- log_printf("Error converting locale strftime to UTF-8: %s\n", error->message);
- g_error_free(error);
- }
- else
- {
- g_free(text_date_time);
- text_date_time = g_strdup(tmp);
- }
+ zd_tz(results, timezone, countryname, countryalpha2);
+ ret = TRUE;
}
- g_free(tmp);
}
- putenv(time_zone_org);
-
- g_free(time_zone);
- g_free(time_zone_org);
+ else
+ {
+ log_printf("Error: Init of timezone database %s failed\n", timezone_path);
+ }
+ ZDCloseDatabase(cd);
}
- else
+ g_free(path);
+ g_free(timezone_path);
+ g_free(basename);
+ }
+
+ if (ret && text_date && text_time)
+ {
+ *exif_date_time = g_strconcat(text_date, ":", text_time, NULL);
+ }
+ else
+ {
+ ret = FALSE;
+ }
+ return ret;
+}
+
+/**
+ * @brief Creates local time from GPS lat/long
+ * @param[in] exif
+ * @returns Localised time and date
+ *
+ * GPS lat/long is translated to timezone using ZoneDetect.
+ * GPS UTC is converted to Unix time stamp (seconds since 1970).
+ * The TZ environment variable is set to the relevant timezone
+ * and the Unix timestamp converted to local time using locale.
+ * If the conversion fails, unformatted UTC is returned.
+ */
+static gchar *exif_build_formatted_localtime(ExifData *exif)
+{
+ gchar buf[128];
+ gchar *tmp;
+ gint buflen;
+ GError *error = NULL;
+ gchar *time_zone_image;
+ gchar *time_zone_org;
+ struct tm *tm_local;
+ struct tm tm_utc;
+ time_t stamp;
+ gchar *exif_date_time = NULL;
+ gchar *timezone = NULL;
+ gchar *countryname = NULL;
+ gchar *countryalpha2 = NULL;
+
+ if (exif_build_tz_data(exif, &exif_date_time, &timezone, &countryname, &countryalpha2))
+ {
+ time_zone_image = g_strconcat("TZ=", timezone, NULL);
+ time_zone_org = g_strconcat("TZ=", getenv("TZ"), NULL);
+ putenv("TZ=UTC");
+
+ memset(&tm_utc, 0, sizeof(tm_utc));
+ if (exif_date_time && strptime(exif_date_time, "%Y:%m:%d:%H:%M:%S", &tm_utc))
{
- log_printf("Error: Init of timezone database %s failed\n", zd_path);
+ stamp = mktime(&tm_utc); // Convert the struct to a Unix timestamp
+ putenv(time_zone_image); // Switch to destination time zone
+
+ tm_local = localtime(&stamp);
+
+ /* Convert to localtime using locale */
+ buflen = strftime(buf, sizeof(buf), "%x %X", tm_local);
+ if (buflen > 0)
+ {
+ tmp = g_locale_to_utf8(buf, buflen, NULL, NULL, &error);
+ if (error)
+ {
+ log_printf("Error converting locale strftime to UTF-8: %s\n", error->message);
+ g_error_free(error);
+ }
+ else
+ {
+ g_free(exif_date_time);
+ exif_date_time = tmp;
+ }
+ }
}
- ZDCloseDatabase(cd);
- g_free(zd_path);
+ putenv(time_zone_org);
+
+ g_free(time_zone_image);
+ g_free(time_zone_org);
}
- g_free(text_latitude);
- g_free(text_longitude);
- g_free(text_latitude_ref);
- g_free(text_longitude_ref);
- g_free(text_date);
- g_free(text_time);
+ g_free(timezone);
+ g_free(countryname);
+ g_free(countryalpha2);
- return text_date_time;
+ return exif_date_time;
}
/**
* @brief Gets timezone from GPS lat/long
- * @param exif
+ * @param[in] exif
* @returns Timezone string in the form "Europe/London"
- *
- *
+ *
+ *
*/
static gchar *exif_build_formatted_timezone(ExifData *exif)
{
- gfloat latitude;
- gfloat longitude;
- gchar *text_latitude;
- gchar *text_longitude;
- gchar *text_latitude_ref;
- gchar *text_longitude_ref;
- gchar *lat_deg;
- gchar *lat_min;
- gchar *lon_deg;
- gchar *lon_min;
- gchar *time_zone = NULL;
- gchar *zd_path;
- ZoneDetect *cd;
- ZoneDetectResult *results;
+ gchar *exif_date_time = NULL;
+ gchar *timezone = NULL;
+ gchar *countryname = NULL;
+ gchar *countryalpha2 = NULL;
- text_latitude = exif_get_data_as_text(exif, "Exif.GPSInfo.GPSLatitude");
- text_longitude = exif_get_data_as_text(exif, "Exif.GPSInfo.GPSLongitude");
- text_latitude_ref = exif_get_data_as_text(exif, "Exif.GPSInfo.GPSLatitudeRef");
- text_longitude_ref = exif_get_data_as_text(exif, "Exif.GPSInfo.GPSLongitudeRef");
+ exif_build_tz_data(exif, &exif_date_time, &timezone, &countryname, &countryalpha2);
- if ((text_latitude && g_strrstr(text_latitude, "deg")) &&
- (text_longitude && g_strrstr(text_longitude, "deg")) &&
- (
- (text_latitude_ref && g_strrstr(text_latitude_ref, "N")) ||
- (text_latitude_ref && g_strrstr(text_latitude_ref, "S"))
- ) &&
- (
- (text_longitude_ref && g_strrstr(text_longitude_ref, "E")) ||
- (text_longitude_ref && g_strrstr(text_longitude_ref, "W"))
- )
- )
- {
- lat_deg = strtok(text_latitude, "deg'");
- lat_min = strtok(NULL, "deg'");
- latitude = atof(lat_deg) + atof(lat_min) / 60;
- if (g_strcmp0(text_latitude_ref, "South") == 0)
- {
- latitude = -latitude;
- }
- lon_deg = strtok(text_longitude, "deg'");
- lon_min = strtok(NULL, "deg'");
- longitude = atof(lon_deg) + atof(lon_min) / 60;
- if (g_strcmp0(text_longitude_ref, "West") == 0)
- {
- longitude = -longitude;
- }
- zd_path = g_build_filename(GQ_BIN_DIR, TIMEZONE_DATABASE, NULL);
- cd = ZDOpenDatabase(zd_path);
- if (cd)
- {
- results = ZDLookup(cd, latitude, longitude, NULL);
- time_zone = zd_tz(results);
- ZDFreeResults(results);
- }
- else
- {
- log_printf("Error: Init of timezone database %s failed\n", zd_path);
- }
- ZDCloseDatabase(cd);
- g_free(zd_path);
- }
+ g_free(exif_date_time);
+ g_free(countryname);
+ g_free(countryalpha2);
+
+ return timezone;
+}
+
+/**
+ * @brief Gets countryname from GPS lat/long
+ * @param[in] exif
+ * @returns Countryname string
+ *
+ *
+ */
+static gchar *exif_build_formatted_countryname(ExifData *exif)
+{
+ gchar *exif_date_time = NULL;
+ gchar *timezone = NULL;
+ gchar *countryname = NULL;
+ gchar *countryalpha2 = NULL;
+
+ exif_build_tz_data(exif, &exif_date_time, &timezone, &countryname, &countryalpha2);
- g_free(text_latitude);
- g_free(text_longitude);
- g_free(text_latitude_ref);
- g_free(text_longitude_ref);
+ g_free(exif_date_time);
+ g_free(timezone);
+ g_free(countryalpha2);
- return time_zone;
+ return countryname;
+}
+
+/**
+ * @brief Gets two-letter country code from GPS lat/long
+ * @param[in] exif
+ * @returns Countryalpha2 string
+ *
+ *
+ */
+static gchar *exif_build_formatted_countrycode(ExifData *exif)
+{
+ gchar *exif_date_time = NULL;
+ gchar *timezone = NULL;
+ gchar *countryname = NULL;
+ gchar *countryalpha2 = NULL;
+
+ exif_build_tz_data(exif, &exif_date_time, &timezone, &countryname, &countryalpha2);
+
+ g_free(exif_date_time);
+ g_free(timezone);
+ g_free(countryname);
+
+ return countryalpha2;
}
static gchar *exif_build_formatted_star_rating(ExifData *exif)
{
- gint n;
+ gint n = 0;
exif_get_integer(exif, "Xmp.xmp.Rating", &n);
EXIF_FORMATTED_TAG(GPSAltitude, N_("GPS altitude")),
EXIF_FORMATTED_TAG(localtime, N_("Local time")),
EXIF_FORMATTED_TAG(timezone, N_("Time zone")),
+ EXIF_FORMATTED_TAG(countryname, N_("Country name")),
+ EXIF_FORMATTED_TAG(countrycode, N_("Country code")),
EXIF_FORMATTED_TAG(star_rating, N_("Star rating")),
{"file.size", N_("File size"), NULL},
{"file.date", N_("File date"), NULL},
{"file.group", N_("File group"), NULL},
{"file.link", N_("File link"), NULL},
{"file.class", N_("File class"), NULL},
+ {"file.page_no", N_("Page no."), NULL},
+ {"lua.lensID", N_("Lens"), NULL},
{ NULL, NULL, NULL }
};
{
if (!key) return NULL;
- if (strncmp(key, EXIF_FORMATTED(), EXIF_FORMATTED_LEN) == 0 ||
- strncmp(key, "file.", 5) == 0)
+ if (strncmp(key, EXIF_FORMATTED(), EXIF_FORMATTED_LEN) == 0 || strncmp(key, "file.", 5) == 0 || strncmp(key, "lua.", 4) == 0)
{
gint i;
gchar *metadata_file_info(FileData *fd, const gchar *key, MetadataFormat format)
{
+ gchar *page_n_of_m;
+
if (strcmp(key, "file.size") == 0)
{
return g_strdup_printf("%ld", (long)fd->size);
{
return g_strdup(fd->sym_link);
}
+ if (strcmp(key, "file.page_no") == 0)
+ {
+ if (fd->page_total > 1)
+ {
+ page_n_of_m = g_strdup_printf("[%d/%d]", fd->page_num + 1, fd->page_total);
+ return page_n_of_m;
+ }
+ else
+ {
+ return NULL;
+ }
+ }
return g_strdup("");
}
+#ifdef HAVE_LUA
+gchar *metadata_lua_info(FileData *fd, const gchar *key, MetadataFormat format)
+{
+ gchar *script_name;
+ gchar *script_name_utf8;
+ gchar *data;
+ gchar *raw_data;
+ gchar *valid_data;
+
+ script_name_utf8 = g_strdup(key + 4);
+ script_name = path_from_utf8(script_name_utf8);
+ raw_data = lua_callvalue(fd, script_name, NULL);
+ valid_data = g_utf8_make_valid(raw_data, -1);
+ data = g_utf8_substring(valid_data, 0, 150);
+
+ g_free(script_name);
+ g_free(script_name_utf8);
+ g_free(raw_data);
+ g_free(valid_data);
+
+ return data;
+}
+#endif
/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */