Fixed ag_chart_load_from_file() to return on xpath matching errors

This commit is contained in:
Gergely Polonkai 2013-09-18 11:20:02 +02:00
parent 0b5b2abac1
commit c767124713

View File

@ -215,6 +215,7 @@ get_by_xpath(xmlXPathContextPtr xpath_context, const gchar *uri, const gchar *xp
}
if (xpathObj->nodesetval == NULL) {
g_debug("No such node '%s'", xpath);
g_set_error(err, AG_CHART_ERROR, AG_CHART_ERROR_CORRUPT_FILE, "File '%s' doesn't look like a valid saved chart.", uri);
xmlXPathFreeObject(xpathObj);
@ -222,6 +223,7 @@ get_by_xpath(xmlXPathContextPtr xpath_context, const gchar *uri, const gchar *xp
}
if (xpathObj->nodesetval->nodeNr > 1) {
g_debug("Too many '%s' nodes", xpath);
g_set_error(err, AG_CHART_ERROR, AG_CHART_ERROR_CORRUPT_FILE, "File '%s' doesn't look like a valid saved chart.", uri);
xmlXPathFreeObject(xpathObj);
@ -316,19 +318,188 @@ ag_chart_load_from_file(GFile *file, GError **err)
return NULL;
}
chart_name = get_by_xpath(xpath_context, uri, "/chartinfo/data/name/text()", XML_CONVERT_STRING, err);
country = get_by_xpath(xpath_context, uri, "/chartinfo/data/place/country/text()", XML_CONVERT_STRING, err);
city = get_by_xpath(xpath_context, uri, "/chartinfo/data/place/city/text()", XML_CONVERT_STRING, err);
longitude = get_by_xpath(xpath_context, uri, "/chartinfo/data/place/longitude/text()", XML_CONVERT_DOUBLE, err);
latitude = get_by_xpath(xpath_context, uri, "/chartinfo/data/place/latitude/text()", XML_CONVERT_DOUBLE, err);
altitude = get_by_xpath(xpath_context, uri, "/chartinfo/data/place/altitude/text()", XML_CONVERT_DOUBLE, err);
year = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/year/text()", XML_CONVERT_INT, err);
month = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/month/text()", XML_CONVERT_INT, err);
day = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/day/text()", XML_CONVERT_INT, err);
hour = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/hour/text()", XML_CONVERT_INT, err);
minute = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/minute/text()", XML_CONVERT_INT, err);
second = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/second/text()", XML_CONVERT_INT, err);
timezone = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/timezone/text()", XML_CONVERT_DOUBLE, err);
if ((chart_name = get_by_xpath(xpath_context, uri, "/chartinfo/data/name/text()", XML_CONVERT_STRING, err)) == NULL) {
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((country = get_by_xpath(xpath_context, uri, "/chartinfo/data/place/country/text()", XML_CONVERT_STRING, err)) == NULL) {
g_variant_unref(chart_name);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((city = get_by_xpath(xpath_context, uri, "/chartinfo/data/place/city/text()", XML_CONVERT_STRING, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
xmlFreeDoc(doc);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((longitude = get_by_xpath(xpath_context, uri, "/chartinfo/data/place/longitude/text()", XML_CONVERT_DOUBLE, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
g_variant_unref(city);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((latitude = get_by_xpath(xpath_context, uri, "/chartinfo/data/place/latitude/text()", XML_CONVERT_DOUBLE, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
g_variant_unref(city);
g_variant_unref(longitude);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((altitude = get_by_xpath(xpath_context, uri, "/chartinfo/data/place/altitude/text()", XML_CONVERT_DOUBLE, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
g_variant_unref(city);
g_variant_unref(longitude);
g_variant_unref(latitude);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((year = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/year/text()", XML_CONVERT_INT, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
g_variant_unref(city);
g_variant_unref(longitude);
g_variant_unref(latitude);
g_variant_unref(altitude);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((month = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/month/text()", XML_CONVERT_INT, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
g_variant_unref(city);
g_variant_unref(longitude);
g_variant_unref(latitude);
g_variant_unref(altitude);
g_variant_unref(year);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((day = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/day/text()", XML_CONVERT_INT, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
g_variant_unref(city);
g_variant_unref(longitude);
g_variant_unref(latitude);
g_variant_unref(altitude);
g_variant_unref(year);
g_variant_unref(month);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((hour = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/hour/text()", XML_CONVERT_INT, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
g_variant_unref(city);
g_variant_unref(longitude);
g_variant_unref(latitude);
g_variant_unref(altitude);
g_variant_unref(year);
g_variant_unref(month);
g_variant_unref(day);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((minute = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/minute/text()", XML_CONVERT_INT, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
g_variant_unref(city);
g_variant_unref(longitude);
g_variant_unref(latitude);
g_variant_unref(altitude);
g_variant_unref(year);
g_variant_unref(month);
g_variant_unref(day);
g_variant_unref(hour);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((second = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/second/text()", XML_CONVERT_INT, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
g_variant_unref(city);
g_variant_unref(longitude);
g_variant_unref(latitude);
g_variant_unref(altitude);
g_variant_unref(year);
g_variant_unref(month);
g_variant_unref(day);
g_variant_unref(hour);
g_variant_unref(minute);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
if ((timezone = get_by_xpath(xpath_context, uri, "/chartinfo/data/time/timezone/text()", XML_CONVERT_DOUBLE, err)) == NULL) {
g_variant_unref(chart_name);
g_variant_unref(country);
g_variant_unref(city);
g_variant_unref(longitude);
g_variant_unref(latitude);
g_variant_unref(altitude);
g_variant_unref(year);
g_variant_unref(month);
g_variant_unref(day);
g_variant_unref(hour);
g_variant_unref(minute);
g_variant_unref(second);
xmlFreeDoc(doc);
g_free(xml);
g_free(uri);
return NULL;
}
timestamp = gswe_timestamp_new_from_gregorian_full(
g_variant_get_int32(year),