]> git.tdb.fi Git - ext/subsurface.git/blobdiff - parse-xml.c
Fix profile and average depth for freedives
[ext/subsurface.git] / parse-xml.c
index e14d9db2b74ed0e7ac94ba9f2e6f30807d7d22ac..5159a334f9153f65b010f0e1cf5c4845cebcf530 100644 (file)
@@ -3,11 +3,17 @@
 #include <string.h>
 #include <stdlib.h>
 #include <errno.h>
+#include <unistd.h>
+#define __USE_XOPEN
 #include <time.h>
 #include <libxml/parser.h>
 #include <libxml/tree.h>
+#ifdef XSLT
+#include <libxslt/transform.h>
+#endif
 
 #include "dive.h"
+#include "uemis.h"
 
 int verbose;
 
@@ -16,7 +22,7 @@ struct dive_table dive_table;
 /*
  * Add a dive into the dive_table array
  */
-static void record_dive(struct dive *dive)
+void record_dive(struct dive *dive)
 {
        int nr = dive_table.nr, allocated = dive_table.allocated;
        struct dive **dives = dive_table.dives;
@@ -33,6 +39,70 @@ static void record_dive(struct dive *dive)
        dive_table.nr = nr+1;
 }
 
+void record_trip(struct dive *trip)
+{
+       dive_trip_list = insert_trip(trip, dive_trip_list);
+}
+
+static void delete_dive_renumber(struct dive **dives, int i, int nr)
+{
+       struct dive *dive = dives[i];
+       int number = dive->number, j;
+
+       if (!number)
+               return;
+
+       /*
+        * Check that all numbered dives after the deleted
+        * ones are consecutive, return without renumbering
+        * if that is not the case.
+        */
+       for (j = i+1; j < nr; j++) {
+               struct dive *next = dives[j];
+               if (!next->number)
+                       break;
+               number++;
+               if (next->number != number)
+                       return;
+       }
+
+       /*
+        * Ok, we hit the end of the dives or a unnumbered
+        * dive - renumber.
+        */
+       for (j = i+1 ; j < nr; j++) {
+               struct dive *next = dives[j];
+               if (!next->number)
+                       break;
+               next->number--;
+       }
+}
+
+/*
+ * Remove a dive from the dive_table array
+ */
+void delete_dive(struct dive *dive)
+{
+       int nr = dive_table.nr, i;
+       struct dive **dives = dive_table.dives;
+
+       /*
+        * Stupid. We know the dive table is sorted by date,
+        * we could do a binary lookup. Sue me.
+        */
+       for (i = 0; i < nr; i++) {
+               struct dive *d = dives[i];
+               if (d != dive)
+                       continue;
+               /* should we re-number? */
+               delete_dive_renumber(dives, i, nr);
+               memmove(dives+i, dives+i+1, sizeof(struct dive *)*(nr-i-1));
+               dives[nr] = NULL;
+               dive_table.nr = nr-1;
+               break;
+       }
+}
+
 static void start_match(const char *type, const char *name, char *buffer)
 {
        if (verbose > 2)
@@ -70,6 +140,7 @@ struct units input_units;
  * technically the SI unit for pressure is Pascal, but
  * we default to bar (10^5 pascal), which people
  * actually use. Similarly, C instead of Kelvin.
+ * And kg instead of g.
  */
 const struct units SI_units = {
        .length = METERS,
@@ -90,22 +161,26 @@ const struct units IMPERIAL_units = {
 /*
  * Dive info as it is being built up..
  */
-static int alloc_samples;
-static struct dive *dive;
-static struct sample *sample;
-static struct tm tm;
-static int event_index, cylinder_index;
+static struct dive *cur_dive, *cur_trip = NULL;
+static struct sample *cur_sample;
+static struct {
+       int active;
+       duration_t time;
+       int type, flags, value;
+       const char *name;
+} cur_event;
+static struct tm cur_tm;
+static int cur_cylinder_index, cur_ws_index;
 
 static enum import_source {
        UNKNOWN,
        LIBDIVECOMPUTER,
-       SUUNTO,
        UEMIS,
        DIVINGLOG,
        UDDF,
 } import_source;
 
-static time_t utc_mktime(struct tm *tm)
+time_t utc_mktime(struct tm *tm)
 {
        static const int mdays[] = {
            0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
@@ -141,22 +216,22 @@ static void divedate(char *buffer, void *_when)
        time_t *when = _when;
        int success = 0;
 
-       success = tm.tm_sec | tm.tm_min | tm.tm_hour;
+       success = cur_tm.tm_sec | cur_tm.tm_min | cur_tm.tm_hour;
        if (sscanf(buffer, "%d.%d.%d", &d, &m, &y) == 3) {
-               tm.tm_year = y;
-               tm.tm_mon = m-1;
-               tm.tm_mday = d;
+               cur_tm.tm_year = y;
+               cur_tm.tm_mon = m-1;
+               cur_tm.tm_mday = d;
        } else if (sscanf(buffer, "%d-%d-%d", &y, &m, &d) == 3) {
-               tm.tm_year = y;
-               tm.tm_mon = m-1;
-               tm.tm_mday = d;
+               cur_tm.tm_year = y;
+               cur_tm.tm_mon = m-1;
+               cur_tm.tm_mday = d;
        } else {
                fprintf(stderr, "Unable to parse date '%s'\n", buffer);
                success = 0;
        }
 
        if (success)
-               *when = utc_mktime(&tm);
+               *when = utc_mktime(&cur_tm);
 
        free(buffer);
 }
@@ -167,11 +242,11 @@ static void divetime(char *buffer, void *_when)
        time_t *when = _when;
 
        if (sscanf(buffer, "%d:%d:%d", &h, &m, &s) >= 2) {
-               tm.tm_hour = h;
-               tm.tm_min = m;
-               tm.tm_sec = s;
-               if (tm.tm_year)
-                       *when = utc_mktime(&tm);
+               cur_tm.tm_hour = h;
+               cur_tm.tm_min = m;
+               cur_tm.tm_sec = s;
+               if (cur_tm.tm_year)
+                       *when = utc_mktime(&cur_tm);
        }
        free(buffer);
 }
@@ -185,13 +260,13 @@ static void divedatetime(char *buffer, void *_when)
 
        if (sscanf(buffer, "%d-%d-%d %d:%d:%d",
                &y, &m, &d, &hr, &min, &sec) == 6) {
-               tm.tm_year = y;
-               tm.tm_mon = m-1;
-               tm.tm_mday = d;
-               tm.tm_hour = hr;
-               tm.tm_min = min;
-               tm.tm_sec = sec;
-               *when = utc_mktime(&tm);
+               cur_tm.tm_year = y;
+               cur_tm.tm_mon = m-1;
+               cur_tm.tm_mday = d;
+               cur_tm.tm_hour = hr;
+               cur_tm.tm_min = min;
+               cur_tm.tm_sec = sec;
+               *when = utc_mktime(&cur_tm);
        }
        free(buffer);
 }
@@ -288,6 +363,27 @@ static void depth(char *buffer, void *_depth)
        free(buffer);
 }
 
+static void weight(char *buffer, void *_weight)
+{
+       weight_t *weight = _weight;
+       union int_or_float val;
+
+       switch (integer_or_float(buffer, &val)) {
+       case FLOAT:
+               switch (input_units.weight) {
+               case KG:
+                       weight->grams = val.fp * 1000 + 0.5;
+                       break;
+               case LBS:
+                       weight->grams = val.fp * 453.6 + 0.5;
+                       break;
+               }
+               break;
+       default:
+               printf("Strange depth reading %s\n", buffer);
+       }
+}
+
 static void temperature(char *buffer, void *_temperature)
 {
        temperature_t *temperature = _temperature;
@@ -366,7 +462,7 @@ static void gasmix(char *buffer, void *_fraction)
        /* libdivecomputer does negative percentages. */
        if (*buffer == '-')
                return;
-       if (cylinder_index < MAX_CYLINDERS)
+       if (cur_cylinder_index < MAX_CYLINDERS)
                percent(buffer, _fraction);
 }
 
@@ -418,12 +514,12 @@ static void water_pressure(char *buffer, void *_depth)
                if (!val.fp)
                        break;
                /* cbar to atm */
-               atm = (val.fp / 100) / 1.01325;
+               atm = bar_to_atm(val.fp * 10);
                /*
                 * atm to cm. Why not mm? The precision just isn't
                 * there.
                 */
-               cm = 100 * (atm - 1) + 0.5;
+               cm = 100 * atm + 0.5;
                if (cm > 0) {
                        depth->mm = 10 * (long)cm;
                        break;
@@ -444,6 +540,17 @@ static void get_index(char *buffer, void *_i)
        free(buffer);
 }
 
+static void get_tripflag(char *buffer, void *_tf)
+{
+       tripflag_t *tf = _tf;
+       tripflag_t i;
+
+       *tf = TF_NONE;
+       for (i = NO_TRIP; i < NUM_TRIPFLAGS; i++)
+               if(! strcmp(buffer, tripflag_names[i]))
+                       *tf = i;
+}
+
 static void centibar(char *buffer, void *_pressure)
 {
        pressure_t *pressure = _pressure;
@@ -522,7 +629,7 @@ static void fahrenheit(char *buffer, void *_temperature)
  * pressures are in PSI. But the tank working pressure is in
  * bar. WTF^2?
  *
- * Crazy stuff like this is why diveclog has everything in
+ * Crazy stuff like this is why subsurface has everything in
  * these inconvenient typed structures, and you have to say
  * "pressure->mbar" to get the actual value. Exactly so that
  * you can never have unit confusion.
@@ -556,9 +663,38 @@ static int uddf_fill_sample(struct sample *sample, const char *name, int len, ch
        return  MATCH(".divetime", sampletime, &sample->time) ||
                MATCH(".depth", depth, &sample->depth) ||
                MATCH(".temperature", temperature, &sample->temperature) ||
+               MATCH(".tankpressure", pressure, &sample->cylinderpressure) ||
                0;
 }
 
+static void eventtime(char *buffer, void *_duration)
+{
+       duration_t *duration = _duration;
+       sampletime(buffer, duration);
+       if (cur_sample)
+               duration->seconds += cur_sample->time.seconds;
+}
+
+static void try_to_fill_event(const char *name, char *buf)
+{
+       int len = strlen(name);
+
+       start_match("event", name, buf);
+       if (MATCH(".event", utf8_string, &cur_event.name))
+               return;
+       if (MATCH(".name", utf8_string, &cur_event.name))
+               return;
+       if (MATCH(".time", eventtime, &cur_event.time))
+               return;
+       if (MATCH(".type", get_index, &cur_event.type))
+               return;
+       if (MATCH(".flags", get_index, &cur_event.flags))
+               return;
+       if (MATCH(".value", get_index, &cur_event.value))
+               return;
+       nonmatch("event", name, buf);
+}
+
 /* We're in samples - try to convert the random xml value to something useful */
 static void try_to_fill_sample(struct sample *sample, const char *name, char *buf)
 {
@@ -569,6 +705,8 @@ static void try_to_fill_sample(struct sample *sample, const char *name, char *bu
                return;
        if (MATCH(".sample.cylpress", pressure, &sample->cylinderpressure))
                return;
+       if (MATCH(".sample.cylinderindex", get_index, &sample->cylinderindex))
+               return;
        if (MATCH(".sample.depth", depth, &sample->depth))
                return;
        if (MATCH(".sample.temp", temperature, &sample->temperature))
@@ -603,24 +741,6 @@ static void try_to_fill_sample(struct sample *sample, const char *name, char *bu
        nonmatch("sample", name, buf);
 }
 
-/*
- * Crazy suunto xml. Look at how those o2/he things match up.
- */
-static int suunto_dive_match(struct dive *dive, const char *name, int len, char *buf)
-{
-       return  MATCH(".o2pct", percent, &dive->cylinder[0].gasmix.o2) ||
-               MATCH(".hepct_0", percent, &dive->cylinder[0].gasmix.he) ||
-               MATCH(".o2pct_2", percent, &dive->cylinder[1].gasmix.o2) ||
-               MATCH(".hepct_1", percent, &dive->cylinder[1].gasmix.he) ||
-               MATCH(".o2pct_3", percent, &dive->cylinder[2].gasmix.o2) ||
-               MATCH(".hepct_2", percent, &dive->cylinder[2].gasmix.he) ||
-               MATCH(".o2pct_4", percent, &dive->cylinder[3].gasmix.o2) ||
-               MATCH(".hepct_3", percent, &dive->cylinder[3].gasmix.he) ||
-               MATCH(".cylindersize", cylindersize, &dive->cylinder[0].type.size) ||
-               MATCH(".cylinderworkpressure", pressure, &dive->cylinder[0].type.workingpressure) ||
-               0;
-}
-
 static const char *country, *city;
 
 static void divinglog_place(char *place, void *_location)
@@ -645,14 +765,17 @@ static void divinglog_place(char *place, void *_location)
        country = NULL;
 }
 
-static int divinglog_dive_match(struct dive *dive, const char *name, int len, char *buf)
+static int divinglog_dive_match(struct dive **divep, const char *name, int len, char *buf)
 {
+       struct dive *dive = *divep;
+
        return  MATCH(".divedate", divedate, &dive->when) ||
                MATCH(".entrytime", divetime, &dive->when) ||
                MATCH(".depth", depth, &dive->maxdepth) ||
                MATCH(".tanksize", cylindersize, &dive->cylinder[0].type.size) ||
                MATCH(".presw", pressure, &dive->cylinder[0].type.workingpressure) ||
                MATCH(".comments", utf8_string, &dive->notes) ||
+               MATCH(".buddy.names", utf8_string, &dive->buddy) ||
                MATCH(".country.name", utf8_string, &country) ||
                MATCH(".city.name", utf8_string, &city) ||
                MATCH(".place.name", divinglog_place, &dive->location) ||
@@ -736,6 +859,27 @@ static void uemis_time_zone(char *buffer, void *_when)
 #endif
 }
 
+static void uemis_ts(char *buffer, void *_when)
+{
+       struct tm tm;
+       time_t *when = _when;
+
+       memset(&tm, 0, sizeof(tm));
+       sscanf(buffer,"%d-%d-%dT%d:%d:%d",
+               &tm.tm_year, &tm.tm_mon, &tm.tm_mday,
+               &tm.tm_hour, &tm.tm_min, &tm.tm_sec);
+       tm.tm_mon  -= 1;
+       tm.tm_year -= 1900;
+       *when = utc_mktime(&tm);
+
+}
+
+static void uemis_duration(char *buffer, void *_duration)
+{
+       duration_t *duration = _duration;
+       duration->seconds = atof(buffer) * 60 + 0.5;
+}
+
 /* 0 - air ; 1 - nitrox1 ; 2 - nitrox2 ; 3 = nitrox3 */
 static int uemis_gas_template;
 
@@ -758,7 +902,7 @@ static int uemis_gas_template;
 static int uemis_cylinder_index(void *_cylinder)
 {
        cylinder_t *cylinder = _cylinder;
-       unsigned int index = cylinder - dive->cylinder;
+       unsigned int index = cylinder - cur_dive->cylinder;
 
        if (index > 6) {
                fprintf(stderr, "Uemis cylinder pointer calculations broken\n");
@@ -790,18 +934,20 @@ static void uemis_cylindersize(char *buffer, void *_cylinder)
 {
        int index = uemis_cylinder_index(_cylinder);
        if (index >= 0)
-               cylindersize(buffer, &dive->cylinder[index].type.size);
+               cylindersize(buffer, &cur_dive->cylinder[index].type.size);
 }
 
 static void uemis_percent(char *buffer, void *_cylinder)
 {
        int index = uemis_cylinder_index(_cylinder);
        if (index >= 0)
-               percent(buffer, &dive->cylinder[index].gasmix.o2);
+               percent(buffer, &cur_dive->cylinder[index].gasmix.o2);
 }
 
-static int uemis_dive_match(struct dive *dive, const char *name, int len, char *buf)
+static int uemis_dive_match(struct dive **divep, const char *name, int len, char *buf)
 {
+       struct dive *dive = *divep;
+
        return  MATCH(".units.length", uemis_length_unit, &input_units) ||
                MATCH(".units.volume", uemis_volume_unit, &input_units) ||
                MATCH(".units.pressure", uemis_pressure_unit, &input_units) ||
@@ -827,6 +973,9 @@ static int uemis_dive_match(struct dive *dive, const char *name, int len, char *
                MATCH(".nitrox_3.deco_tank.oxygen", uemis_percent, dive->cylinder + 5) ||
                MATCH(".nitrox_3.travel_tank.size", uemis_cylindersize, dive->cylinder + 6) ||
                MATCH(".nitrox_3.travel_tank.oxygen", uemis_percent, dive->cylinder + 6) ||
+               MATCH(".dive.val.float", uemis_duration, &dive->duration) ||
+               MATCH(".dive.val.ts", uemis_ts, &dive->when) ||
+               MATCH(".dive.val.bin", uemis_parse_divelog_binary, divep) ||
                0;
 }
 
@@ -874,39 +1023,50 @@ success:
        free(buffer);
 }
 
-static int uddf_dive_match(struct dive *dive, const char *name, int len, char *buf)
+static int uddf_dive_match(struct dive **divep, const char *name, int len, char *buf)
 {
+       struct dive *dive = *divep;
+
        return  MATCH(".datetime", uddf_datetime, &dive->when) ||
                MATCH(".diveduration", duration, &dive->duration) ||
                MATCH(".greatestdepth", depth, &dive->maxdepth) ||
                0;
 }
 
+static void gps_location(char *buffer, void *_dive)
+{
+       int i;
+       struct dive *dive = _dive;
+       double latitude, longitude;
+
+       i = sscanf(buffer, "%lf %lf", &latitude, &longitude);
+       if (i == 2) {
+               dive->latitude = latitude;
+               dive->longitude = longitude;
+       }
+       free(buffer);
+}
+
 /* We're in the top-level dive xml. Try to convert whatever value to a dive value */
-static void try_to_fill_dive(struct dive *dive, const char *name, char *buf)
+static void try_to_fill_dive(struct dive **divep, const char *name, char *buf)
 {
        int len = strlen(name);
 
        start_match("dive", name, buf);
 
        switch (import_source) {
-       case SUUNTO:
-               if (suunto_dive_match(dive, name, len, buf))
-                       return;
-               break;
-
        case UEMIS:
-               if (uemis_dive_match(dive, name, len, buf))
+               if (uemis_dive_match(divep, name, len, buf))
                        return;
                break;
 
        case DIVINGLOG:
-               if (divinglog_dive_match(dive, name, len, buf))
+               if (divinglog_dive_match(divep, name, len, buf))
                        return;
                break;
 
        case UDDF:
-               if (uddf_dive_match(dive, name, len, buf))
+               if (uddf_dive_match(divep, name, len, buf))
                        return;
                break;
 
@@ -914,8 +1074,12 @@ static void try_to_fill_dive(struct dive *dive, const char *name, char *buf)
                break;
        }
 
+       struct dive *dive = *divep;
+
        if (MATCH(".number", get_index, &dive->number))
                return;
+       if (MATCH(".tripflag", get_tripflag, &dive->tripflag))
+               return;
        if (MATCH(".date", divedate, &dive->when))
                return;
        if (MATCH(".time", divetime, &dive->when))
@@ -950,186 +1114,122 @@ static void try_to_fill_dive(struct dive *dive, const char *name, char *buf)
                return;
        if (MATCH(".cylinderendpressure", pressure, &dive->cylinder[0].end))
                return;
+       if (MATCH(".gps", gps_location, dive))
+               return;
        if (MATCH(".location", utf8_string, &dive->location))
                return;
+       if (MATCH(".suit", utf8_string, &dive->suit))
+               return;
+       if (MATCH(".divesuit", utf8_string, &dive->suit))
+               return;
        if (MATCH(".notes", utf8_string, &dive->notes))
                return;
-
-       if (MATCH(".cylinder.size", cylindersize, &dive->cylinder[cylinder_index].type.size))
+       if (MATCH(".divemaster", utf8_string, &dive->divemaster))
                return;
-       if (MATCH(".cylinder.workpressure", pressure, &dive->cylinder[cylinder_index].type.workingpressure))
+       if (MATCH(".buddy", utf8_string, &dive->buddy))
                return;
-       if (MATCH(".cylinder.description", utf8_string, &dive->cylinder[cylinder_index].type.description))
+       if (MATCH(".rating", get_index, &dive->rating))
                return;
-       if (MATCH(".cylinder.start", pressure, &dive->cylinder[cylinder_index].start))
+       if (MATCH(".cylinder.size", cylindersize, &dive->cylinder[cur_cylinder_index].type.size))
                return;
-       if (MATCH(".cylinder.end", pressure, &dive->cylinder[cylinder_index].end))
+       if (MATCH(".cylinder.workpressure", pressure, &dive->cylinder[cur_cylinder_index].type.workingpressure))
                return;
-
-       if (MATCH(".o2", gasmix, &dive->cylinder[cylinder_index].gasmix.o2))
+       if (MATCH(".cylinder.description", utf8_string, &dive->cylinder[cur_cylinder_index].type.description))
+               return;
+       if (MATCH(".cylinder.start", pressure, &dive->cylinder[cur_cylinder_index].start))
+               return;
+       if (MATCH(".cylinder.end", pressure, &dive->cylinder[cur_cylinder_index].end))
+               return;
+       if (MATCH(".weightsystem.description", utf8_string, &dive->weightsystem[cur_ws_index].description))
+               return;
+       if (MATCH(".weightsystem.weight", weight, &dive->weightsystem[cur_ws_index].weight))
+               return;
+       if (MATCH("weight", weight, &dive->weightsystem[cur_ws_index].weight))
+               return;
+       if (MATCH(".o2", gasmix, &dive->cylinder[cur_cylinder_index].gasmix.o2))
                return;
-       if (MATCH(".n2", gasmix_nitrogen, &dive->cylinder[cylinder_index].gasmix))
+       if (MATCH(".n2", gasmix_nitrogen, &dive->cylinder[cur_cylinder_index].gasmix))
                return;
-       if (MATCH(".he", gasmix, &dive->cylinder[cylinder_index].gasmix.he))
+       if (MATCH(".he", gasmix, &dive->cylinder[cur_cylinder_index].gasmix.he))
                return;
 
        nonmatch("dive", name, buf);
 }
 
-/*
- * File boundaries are dive boundaries. But sometimes there are
- * multiple dives per file, so there can be other events too that
- * trigger a "new dive" marker and you may get some nesting due
- * to that. Just ignore nesting levels.
- */
-static void dive_start(void)
+/* We're in the top-level trip xml. Try to convert whatever value to a trip value */
+static void try_to_fill_trip(struct dive **divep, const char *name, char *buf)
 {
-       unsigned int size;
-
-       if (dive)
-               return;
-
-       alloc_samples = 5;
-       size = dive_size(alloc_samples);
-       dive = malloc(size);
-       if (!dive)
-               exit(1);
-       memset(dive, 0, size);
-       memset(&tm, 0, sizeof(tm));
-}
+       int len = strlen(name);
 
-static void sanitize_gasmix(gasmix_t *mix)
-{
-       unsigned int o2, he;
+       start_match("trip", name, buf);
 
-       o2 = mix->o2.permille;
-       he = mix->he.permille;
+       struct dive *dive = *divep;
 
-       /* Regular air: leave empty */
-       if (!he) {
-               if (!o2)
-                       return;
-               /* 20.9% or 21% O2 is just air */
-               if (o2 >= 209 && o2 <= 210) {
-                       mix->o2.permille = 0;
-                       return;
-               }
+       if (MATCH(".date", divedate, &dive->when)) {
+               dive->when = utc_mktime(&cur_tm);
+               return;
        }
-
-       /* Sane mix? */
-       if (o2 <= 1000 && he <= 1000 && o2+he <= 1000)
+       if (MATCH(".location", utf8_string, &dive->location))
                return;
-       fprintf(stderr, "Odd gasmix: %d O2 %d He\n", o2, he);
-       memset(mix, 0, sizeof(*mix));
-}
-
-/*
- * See if the size/workingpressure looks like some standard cylinder
- * size, eg "AL80".
- */
-static void match_standard_cylinder(cylinder_type_t *type)
-{
-       double cuft;
-       int psi, len;
-       const char *fmt;
-       char buffer[20], *p;
-
-       /* Do we already have a cylinder description? */
-       if (type->description)
+       if (MATCH(".notes", utf8_string, &dive->notes))
                return;
 
-       cuft = type->size.mliter / 28317.0;
-       cuft *= type->workingpressure.mbar / 1013.25;
-       psi = type->workingpressure.mbar / 68.95;
-
-       switch (psi) {
-       case 2300 ... 2500:     /* 2400 psi: LP tank */
-               fmt = "LP%d";
-               break;
-       case 2600 ... 2700:     /* 2640 psi: LP+10% */
-               fmt = "LP%d";
-               break;
-       case 2900 ... 3100:     /* 3000 psi: ALx tank */
-               fmt = "AL%d";
-               break;
-       case 3400 ... 3500:     /* 3442 psi: HP tank */
-               fmt = "HP%d";
-               break;
-       case 3700 ... 3850:     /* HP+10% */
-               fmt = "HP%d+";
-               break;
-       default:
-               return;
-       }
-       len = snprintf(buffer, sizeof(buffer), fmt, (int) (cuft+0.5));
-       p = malloc(len+1);
-       if (!p)
-               return;
-       memcpy(p, buffer, len+1);
-       type->description = p;
+       nonmatch("trip", name, buf);
 }
 
-
 /*
- * There are two ways to give cylinder size information:
- *  - total amount of gas in cuft (depends on working pressure and physical size)
- *  - physical size
- *
- * where "physical size" is the one that actually matters and is sane.
- *
- * We internally use physical size only. But we save the workingpressure
- * so that we can do the conversion if required.
+ * File boundaries are dive boundaries. But sometimes there are
+ * multiple dives per file, so there can be other events too that
+ * trigger a "new dive" marker and you may get some nesting due
+ * to that. Just ignore nesting levels.
  */
-static void sanitize_cylinder_type(cylinder_type_t *type)
+static void dive_start(void)
 {
-       double volume_of_air, atm, volume;
-
-       /* If we have no working pressure, it had *better* be just a physical size! */
-       if (!type->workingpressure.mbar)
+       if (cur_dive)
                return;
+       cur_dive = alloc_dive();
+       memset(&cur_tm, 0, sizeof(cur_tm));
+}
 
-       /* No size either? Nothing to go on */
-       if (!type->size.mliter)
+static void dive_end(void)
+{
+       if (!cur_dive)
                return;
-
-       if (input_units.volume == CUFT || import_source == SUUNTO) {
-               volume_of_air = type->size.mliter * 28.317;     /* milli-cu ft to milliliter */
-               atm = type->workingpressure.mbar / 1013.25;     /* working pressure in atm */
-               volume = volume_of_air / atm;                   /* milliliters at 1 atm: "true size" */
-               type->size.mliter = volume + 0.5;
-       }
-
-       /* Ok, we have both size and pressure: try to match a description */
-       match_standard_cylinder(type);
+       record_dive(cur_dive);
+       cur_dive = NULL;
+       cur_cylinder_index = 0;
+       cur_ws_index = 0;
 }
 
-static void sanitize_cylinder_info(struct dive *dive)
+static void trip_start(void)
 {
-       int i;
-
-       for (i = 0; i < MAX_CYLINDERS; i++) {
-               sanitize_gasmix(&dive->cylinder[i].gasmix);
-               sanitize_cylinder_type(&dive->cylinder[i].type);
-       }
+       if (cur_trip)
+               return;
+       cur_trip = alloc_dive();
+       memset(&cur_tm, 0, sizeof(cur_tm));
 }
 
-static void dive_end(void)
+static void trip_end(void)
 {
-       if (!dive)
+       if (!cur_trip)
                return;
-       sanitize_cylinder_info(dive);
-       record_dive(dive);
-       dive = NULL;
-       cylinder_index = 0;
+       record_trip(cur_trip);
+       cur_trip = NULL;
 }
 
 static void event_start(void)
 {
+       memset(&cur_event, 0, sizeof(cur_event));
+       cur_event.active = 1;
 }
 
 static void event_end(void)
 {
-       event_index++;
+       if (cur_event.name && strcmp(cur_event.name, "surface") != 0)
+               add_event(cur_dive, cur_event.time.seconds,
+                       cur_event.type, cur_event.flags,
+                       cur_event.value, cur_event.name);
+       cur_event.active = 0;
 }
 
 static void cylinder_start(void)
@@ -1138,37 +1238,30 @@ static void cylinder_start(void)
 
 static void cylinder_end(void)
 {
-       cylinder_index++;
+       cur_cylinder_index++;
 }
 
-static void sample_start(void)
+static void ws_start(void)
 {
-       int nr;
+}
 
-       if (!dive)
-               return;
-       nr = dive->samples;
-       if (nr >= alloc_samples) {
-               unsigned int size;
+static void ws_end(void)
+{
+       cur_ws_index++;
+}
 
-               alloc_samples = (alloc_samples * 3)/2 + 10;
-               size = dive_size(alloc_samples);
-               dive = realloc(dive, size);
-               if (!dive)
-                       return;
-       }
-       sample = dive->sample + nr;
-       memset(sample, 0, sizeof(*sample));
-       event_index = 0;
+static void sample_start(void)
+{
+       cur_sample = prepare_sample(&cur_dive);
 }
 
 static void sample_end(void)
 {
-       if (!dive)
+       if (!cur_dive)
                return;
 
-       sample = NULL;
-       dive->samples++;
+       finish_sample(cur_dive);
+       cur_sample = NULL;
 }
 
 static void entry(const char *name, int size, const char *raw)
@@ -1179,12 +1272,20 @@ static void entry(const char *name, int size, const char *raw)
                return;
        memcpy(buf, raw, size);
        buf[size] = 0;
-       if (sample) {
-               try_to_fill_sample(sample, name, buf);
+       if (cur_event.active) {
+               try_to_fill_event(name, buf);
+               return;
+       }
+       if (cur_sample) {
+               try_to_fill_sample(cur_sample, name, buf);
                return;
        }
-       if (dive) {
-               try_to_fill_dive(dive, name, buf);
+       if (cur_trip) {
+               try_to_fill_trip(&cur_trip, name, buf);
+               return;
+       }
+       if (cur_dive) {
+               try_to_fill_dive(&cur_dive, name, buf);
                return;
        }
 }
@@ -1267,12 +1368,6 @@ static void visit(xmlNode *n)
        traverse(n->children);
 }
 
-static void suunto_importer(void)
-{
-       import_source = SUUNTO;
-       input_units = SI_units;
-}
-
 static void uemis_importer(void)
 {
        import_source = UEMIS;
@@ -1314,6 +1409,7 @@ static struct nesting {
 } nesting[] = {
        { "dive", dive_start, dive_end },
        { "Dive", dive_start, dive_end },
+       { "trip", trip_start, trip_end },
        { "sample", sample_start, sample_end },
        { "waypoint", sample_start, sample_end },
        { "SAMPLE", sample_start, sample_end },
@@ -1321,12 +1417,13 @@ static struct nesting {
        { "event", event_start, event_end },
        { "gasmix", cylinder_start, cylinder_end },
        { "cylinder", cylinder_start, cylinder_end },
+       { "weightsystem", ws_start, ws_end },
        { "P", sample_start, sample_end },
 
        /* Import type recognition */
-       { "SUUNTO", suunto_importer },
        { "Divinglog", DivingLog_importer },
        { "pre_dive", uemis_importer },
+       { "dives", uemis_importer },
        { "uddf", uddf_importer },
 
        { NULL, }
@@ -1367,25 +1464,30 @@ static void reset_all(void)
        import_source = UNKNOWN;
 }
 
-void parse_xml_file(const char *filename, GError **error)
+void parse_xml_buffer(const char *url, const char *buffer, int size, GError **error)
 {
        xmlDoc *doc;
 
-       doc = xmlReadFile(filename, NULL, 0);
+       doc = xmlReadMemory(buffer, size, url, NULL, 0);
        if (!doc) {
-               fprintf(stderr, "Failed to parse '%s'.\n", filename);
+               fprintf(stderr, "Failed to parse '%s'.\n", url);
                if (error != NULL)
                {
-                       *error = g_error_new(g_quark_from_string("divelog"),
+                       *error = g_error_new(g_quark_from_string("subsurface"),
                                             DIVE_ERROR_PARSE,
                                             "Failed to parse '%s'",
-                                            filename);
+                                            url);
                }
                return;
        }
-
+       /* we assume that the last (or only) filename passed as argument is a
+        * great filename to use as default when saving the dives */
+       set_filename(url);
        reset_all();
        dive_start();
+#ifdef XSLT
+       doc = test_xslt_transforms(doc);
+#endif
        traverse(xmlDocGetRootElement(doc));
        dive_end();
        xmlFreeDoc(doc);
@@ -1396,3 +1498,89 @@ void parse_xml_init(void)
 {
        LIBXML_TEST_VERSION
 }
+
+#ifdef XSLT
+
+/* Maybe we'll want a environment variable that can override this.. */
+static const char *xslt_path = XSLT ":xslt:.";
+
+static xsltStylesheetPtr try_get_stylesheet(const char *path, int len, const char *name)
+{
+       xsltStylesheetPtr ret;
+       int namelen = strlen(name);
+       char *filename = malloc(len+1+namelen+1);
+
+       if (!filename)
+               return NULL;
+
+       memcpy(filename, path, len);
+       filename[len] = G_DIR_SEPARATOR;
+       memcpy(filename + len + 1, name, namelen+1);
+
+       ret = NULL;
+       if (!access(filename, R_OK))
+               ret = xsltParseStylesheetFile(filename);
+       free(filename);
+
+       return ret;
+}
+
+static xsltStylesheetPtr get_stylesheet(const char *name)
+{
+       const char *path, *next;
+
+       path = getenv("SUBSURFACE_XSLT_PATH");
+       if (!path)
+               path = xslt_path;
+
+       do {
+               int len;
+               xsltStylesheetPtr ret;
+
+               next = strchr(path, ':');
+               len = strlen(path);
+               if (next) {
+                       len = next - path;
+                       next++;
+               }
+               ret = try_get_stylesheet(path, len, name);
+               if (ret)
+                       return ret;
+       } while ((path = next) != NULL);
+
+       return NULL;
+}
+
+static struct xslt_files {
+       const char *root;
+       const char *file;
+} xslt_files[] = {
+       { "SUUNTO", "SuuntoSDM.xslt" },
+       { "JDiveLog", "jdivelog2subsurface.xslt" },
+       { NULL, }
+};
+
+xmlDoc *test_xslt_transforms(xmlDoc *doc)
+{
+       struct xslt_files *info = xslt_files;
+       xmlDoc *transformed;
+       xsltStylesheetPtr xslt = NULL;
+       xmlNode *root_element = xmlDocGetRootElement(doc);
+
+       while ((info->root) && (strcasecmp(root_element->name, info->root) != 0)) {
+               info++;
+       }
+
+       if (info->root) {
+               xmlSubstituteEntitiesDefault(1);
+               xslt = get_stylesheet(info->file);
+               if (xslt == NULL)
+                       return doc;
+               transformed = xsltApplyStylesheet(xslt, doc, NULL);
+               xmlFreeDoc(doc);
+               xsltFreeStylesheet(xslt);
+               return transformed;
+       }
+       return doc;
+}
+#endif