mirror of
https://github.com/subsurface/subsurface.git
synced 2024-11-28 13:10:19 +00:00
20d3b5f714
Something which is nice especially when asked on the list to share an
interesting dive is the possibility to save just some dives into a file.
This commit adds to the context menu shown with right-click the 'Save As'
entry. This entry allows to save selected dives.
[Dirk Hohndel: clean up white space, commit message and remove unused
variables]
Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
596 lines
14 KiB
C
596 lines
14 KiB
C
#include <stdio.h>
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#include <ctype.h>
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#include <string.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <time.h>
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#include "dive.h"
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#include "device.h"
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static void show_milli(FILE *f, const char *pre, int value, const char *unit, const char *post)
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{
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int i;
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char buf[4];
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unsigned v;
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fputs(pre, f);
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v = value;
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if (value < 0) {
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putc('-', f);
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v = -value;
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}
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for (i = 2; i >= 0; i--) {
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buf[i] = (v % 10) + '0';
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v /= 10;
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}
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buf[3] = 0;
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if (buf[2] == '0') {
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buf[2] = 0;
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if (buf[1] == '0')
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buf[1] = 0;
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}
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fprintf(f, "%u.%s%s%s", v, buf, unit, post);
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}
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static void show_temperature(FILE *f, temperature_t temp, const char *pre, const char *post)
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{
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if (temp.mkelvin)
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show_milli(f, pre, temp.mkelvin - ZERO_C_IN_MKELVIN, " C", post);
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}
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static void show_depth(FILE *f, depth_t depth, const char *pre, const char *post)
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{
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if (depth.mm)
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show_milli(f, pre, depth.mm, " m", post);
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}
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static void show_duration(FILE *f, duration_t duration, const char *pre, const char *post)
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{
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if (duration.seconds)
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fprintf(f, "%s%u:%02u min%s", pre, FRACTION(duration.seconds, 60), post);
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}
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static void show_pressure(FILE *f, pressure_t pressure, const char *pre, const char *post)
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{
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if (pressure.mbar)
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show_milli(f, pre, pressure.mbar, " bar", post);
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}
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static void show_salinity(FILE *f, int salinity, const char *pre, const char *post)
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{
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if (salinity)
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fprintf(f, "%s%d g/l%s", pre, salinity / 10, post);
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}
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/*
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* We're outputting utf8 in xml.
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* We need to quote the characters <, >, &.
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*
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* Technically I don't think we'd necessarily need to quote the control
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* characters, but at least libxml2 doesn't like them. It doesn't even
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* allow them quoted. So we just skip them and replace them with '?'.
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*
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* If we do this for attributes, we need to quote the quotes we use too.
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*/
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static void quote(FILE *f, const char *text, int is_attribute)
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{
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const char *p = text;
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for (;;) {
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const char *escape;
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switch (*p++) {
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default:
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continue;
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case 0:
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escape = NULL;
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break;
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case 1 ... 8:
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case 11: case 12:
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case 14 ... 31:
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escape = "?";
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break;
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case '<':
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escape = "<";
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break;
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case '>':
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escape = ">";
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break;
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case '&':
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escape = "&";
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break;
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case '\'':
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if (!is_attribute)
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continue;
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escape = "'";
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break;
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case '\"':
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if (!is_attribute)
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continue;
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escape = """;
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break;
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}
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fwrite(text, (p - text - 1), 1, f);
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if (!escape)
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break;
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fputs(escape, f);
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text = p;
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}
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}
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static void show_utf8(FILE *f, const char *text, const char *pre, const char *post, int is_attribute)
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{
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int len;
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if (!text)
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return;
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while (isspace(*text))
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text++;
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len = strlen(text);
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if (!len)
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return;
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while (len && isspace(text[len-1]))
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len--;
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/* FIXME! Quoting! */
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fputs(pre, f);
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quote(f, text, is_attribute);
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fputs(post, f);
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}
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static void save_depths(FILE *f, struct divecomputer *dc)
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{
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/* What's the point of this dive entry again? */
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if (!dc->maxdepth.mm && !dc->meandepth.mm)
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return;
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fputs(" <depth", f);
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show_depth(f, dc->maxdepth, " max='", "'");
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show_depth(f, dc->meandepth, " mean='", "'");
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fputs(" />\n", f);
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}
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static void save_temperatures(FILE *f, struct divecomputer *dc)
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{
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if (!dc->airtemp.mkelvin && !dc->watertemp.mkelvin)
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return;
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fputs(" <temperature", f);
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show_temperature(f, dc->airtemp, " air='", "'");
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show_temperature(f, dc->watertemp, " water='", "'");
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fputs(" />\n", f);
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}
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static void save_airpressure(FILE *f, struct divecomputer *dc)
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{
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if (!dc->surface_pressure.mbar)
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return;
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fputs(" <surface", f);
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show_pressure(f, dc->surface_pressure, " pressure='", "'");
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fputs(" />\n", f);
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}
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static void save_salinity(FILE *f, struct divecomputer *dc)
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{
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/* only save if we have a value that isn't the default of sea water */
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if (!dc->salinity || dc->salinity == 10300)
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return;
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fputs(" <water", f);
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show_salinity(f, dc->salinity, " salinity='", "'");
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fputs(" />\n", f);
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}
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/*
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* Format degrees to within 6 decimal places. That's about 0.1m
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* on a great circle (ie longitude at equator). And micro-degrees
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* is also enough to fit in a fixed-point 32-bit integer.
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*/
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static int format_degrees(char *buffer, degrees_t value)
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{
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int udeg = value.udeg;
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const char *sign = "";
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if (udeg < 0) {
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sign = "-";
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udeg = -udeg;
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}
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return sprintf(buffer, "%s%u.%06u",
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sign, udeg / 1000000, udeg % 1000000);
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}
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static int format_location(char *buffer, degrees_t latitude, degrees_t longitude)
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{
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int len = sprintf(buffer, "gps='");
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len += format_degrees(buffer+len, latitude);
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buffer[len++] = ' ';
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len += format_degrees(buffer+len, longitude);
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buffer[len++] = '\'';
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return len;
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}
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static void show_location(FILE *f, struct dive *dive)
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{
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char buffer[80];
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const char *prefix = " <location>";
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degrees_t latitude = dive->latitude;
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degrees_t longitude = dive->longitude;
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/*
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* Ok, theoretically I guess you could dive at
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* exactly 0,0. But we don't support that. So
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* if you do, just fudge it a bit, and say that
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* you dove a few meters away.
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*/
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if (latitude.udeg || longitude.udeg) {
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int len = sprintf(buffer, " <location ");
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len += format_location(buffer+len, latitude, longitude);
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if (!dive->location) {
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memcpy(buffer+len, "/>\n", 4);
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fputs(buffer, f);
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return;
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}
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buffer[len++] = '>';
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buffer[len] = 0;
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prefix = buffer;
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}
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show_utf8(f, dive->location, prefix,"</location>\n", 0);
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}
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static void save_overview(FILE *f, struct dive *dive)
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{
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show_location(f, dive);
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show_utf8(f, dive->divemaster, " <divemaster>","</divemaster>\n", 0);
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show_utf8(f, dive->buddy, " <buddy>","</buddy>\n", 0);
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show_utf8(f, dive->notes, " <notes>","</notes>\n", 0);
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show_utf8(f, dive->suit, " <suit>","</suit>\n", 0);
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}
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static int nr_cylinders(struct dive *dive)
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{
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int nr;
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for (nr = MAX_CYLINDERS; nr; --nr) {
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cylinder_t *cylinder = dive->cylinder+nr-1;
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if (!cylinder_nodata(cylinder))
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break;
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}
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return nr;
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}
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static void save_cylinder_info(FILE *f, struct dive *dive)
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{
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int i, nr;
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nr = nr_cylinders(dive);
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for (i = 0; i < nr; i++) {
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cylinder_t *cylinder = dive->cylinder+i;
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int volume = cylinder->type.size.mliter;
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const char *description = cylinder->type.description;
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int o2 = cylinder->gasmix.o2.permille;
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int he = cylinder->gasmix.he.permille;
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fprintf(f, " <cylinder");
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if (volume)
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show_milli(f, " size='", volume, " l", "'");
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show_pressure(f, cylinder->type.workingpressure, " workpressure='", "'");
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if (description && *description)
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fprintf(f, " description='%s'", description);
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if (o2) {
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fprintf(f, " o2='%u.%u%%'", FRACTION(o2, 10));
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if (he)
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fprintf(f, " he='%u.%u%%'", FRACTION(he, 10));
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}
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show_pressure(f, cylinder->start, " start='", "'");
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show_pressure(f, cylinder->end, " end='", "'");
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fprintf(f, " />\n");
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}
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}
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static void save_weightsystem_info(FILE *f, struct dive *dive)
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{
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int i;
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for (i = 0; i < MAX_WEIGHTSYSTEMS; i++) {
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weightsystem_t *ws = dive->weightsystem+i;
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int grams = ws->weight.grams;
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const char *description = ws->description;
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/* No weight information at all? */
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if (grams == 0)
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return;
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fprintf(f, " <weightsystem");
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show_milli(f, " weight='", grams, " kg", "'");
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if (description && *description)
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fprintf(f, " description='%s'", description);
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fprintf(f, " />\n");
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}
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}
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static void show_index(FILE *f, int value, const char *pre, const char *post)
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{
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if (value)
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fprintf(f, " %s%d%s", pre, value, post);
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}
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static void save_sample(FILE *f, struct sample *sample, struct sample *old)
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{
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fprintf(f, " <sample time='%u:%02u min'", FRACTION(sample->time.seconds,60));
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show_milli(f, " depth='", sample->depth.mm, " m", "'");
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show_temperature(f, sample->temperature, " temp='", "'");
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show_pressure(f, sample->cylinderpressure, " pressure='", "'");
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/*
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* We only show sensor information for samples with pressure, and only if it
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* changed from the previous sensor we showed.
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*/
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if (sample->cylinderpressure.mbar && sample->sensor != old->sensor) {
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fprintf(f, " sensor='%d'", sample->sensor);
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old->sensor = sample->sensor;
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}
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/* the deco/ndl values are stored whenever they change */
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if (sample->ndl.seconds != old->ndl.seconds) {
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fprintf(f, " ndl='%u:%02u min'", FRACTION(sample->ndl.seconds, 60));
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old->ndl = sample->ndl;
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}
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if (sample->in_deco != old->in_deco) {
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fprintf(f, " in_deco='%d'", sample->in_deco ? 1 : 0);
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old->in_deco = sample->in_deco;
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}
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if (sample->stoptime.seconds != old->stoptime.seconds) {
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fprintf(f, " stoptime='%u:%02u min'", FRACTION(sample->stoptime.seconds, 60));
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old->stoptime = sample->stoptime;
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}
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if (sample->stopdepth.mm != old->stopdepth.mm) {
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show_milli(f, " stopdepth='", sample->stopdepth.mm, " m", "'");
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old->stopdepth = sample->stopdepth;
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}
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if (sample->cns != old->cns) {
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fprintf(f, " cns='%u%%'", sample->cns);
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old->cns = sample->cns;
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}
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if (sample->po2 != old->po2) {
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fprintf(f, " po2='%u.%2u bar'", FRACTION(sample->po2, 1000));
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old->po2 = sample->po2;
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}
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fprintf(f, " />\n");
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}
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static void save_one_event(FILE *f, struct event *ev)
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{
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fprintf(f, " <event time='%d:%02d min'", FRACTION(ev->time.seconds,60));
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show_index(f, ev->type, "type='", "'");
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show_index(f, ev->flags, "flags='", "'");
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show_index(f, ev->value, "value='", "'");
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show_utf8(f, ev->name, " name='", "'", 1);
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fprintf(f, " />\n");
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}
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static void save_events(FILE *f, struct event *ev)
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{
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while (ev) {
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save_one_event(f, ev);
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ev = ev->next;
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}
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}
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static void show_date(FILE *f, timestamp_t when)
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{
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struct tm tm;
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utc_mkdate(when, &tm);
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fprintf(f, " date='%04u-%02u-%02u'",
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tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday);
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fprintf(f, " time='%02u:%02u:%02u'",
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tm.tm_hour, tm.tm_min, tm.tm_sec);
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}
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static void save_samples(FILE *f, int nr, struct sample *s)
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{
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struct sample dummy = { };
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while (--nr >= 0) {
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save_sample(f, s, &dummy);
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s++;
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}
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}
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static void save_dc(FILE *f, struct dive *dive, struct divecomputer *dc)
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{
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fprintf(f, " <divecomputer");
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if (dc->model)
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show_utf8(f, dc->model, " model='", "'", 1);
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if (dc->deviceid)
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fprintf(f, " deviceid='%08x'", dc->deviceid);
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if (dc->diveid)
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fprintf(f, " diveid='%08x'", dc->diveid);
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if (dc->when && dc->when != dive->when)
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show_date(f, dc->when);
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if (dc->duration.seconds && dc->duration.seconds != dive->dc.duration.seconds)
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show_duration(f, dc->duration, " duration='", "'");
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fprintf(f, ">\n");
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save_depths(f, dc);
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save_temperatures(f, dc);
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save_airpressure(f, dc);
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save_salinity(f, dc);
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show_duration(f, dc->surfacetime, " <surfacetime>", "</surfacetime>\n");
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save_events(f, dc->events);
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save_samples(f, dc->samples, dc->sample);
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fprintf(f, " </divecomputer>\n");
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}
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void save_dive(FILE *f, struct dive *dive)
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{
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struct divecomputer *dc;
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fputs("<dive", f);
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if (dive->number)
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fprintf(f, " number='%d'", dive->number);
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if (dive->tripflag == NO_TRIP)
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fprintf(f, " tripflag='NOTRIP'");
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if (dive->rating)
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fprintf(f, " rating='%d'", dive->rating);
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if (dive->visibility)
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fprintf(f, " visibility='%d'", dive->visibility);
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show_date(f, dive->when);
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fprintf(f, " duration='%u:%02u min'>\n",
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FRACTION(dive->dc.duration.seconds, 60));
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save_overview(f, dive);
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save_cylinder_info(f, dive);
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save_weightsystem_info(f, dive);
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/* Save the dive computer data */
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dc = &dive->dc;
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do {
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save_dc(f, dive, dc);
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dc = dc->next;
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} while (dc);
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fprintf(f, "</dive>\n");
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}
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static void save_trip(FILE *f, dive_trip_t *trip)
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{
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int i;
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struct dive *dive;
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fprintf(f, "<trip");
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show_date(f, trip->when);
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if (trip->location)
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show_utf8(f, trip->location, " location=\'","\'", 1);
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fprintf(f, ">\n");
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if (trip->notes)
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show_utf8(f, trip->notes, "<notes>","</notes>\n", 0);
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/*
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* Incredibly cheesy: we want to save the dives sorted, and they
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* are sorted in the dive array.. So instead of using the dive
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* list in the trip, we just traverse the global dive array and
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* check the divetrip pointer..
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*/
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for_each_dive(i, dive) {
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if (dive->divetrip == trip)
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save_dive(f, dive);
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}
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fprintf(f, "</trip>\n");
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}
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static void save_one_device(FILE *f, struct device_info *info)
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{
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const char *nickname, *serial_nr, *firmware;
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/* Nicknames that are empty or the same as the device model are not interesting */
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nickname = info->nickname;
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if (nickname) {
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if (!*nickname || !strcmp(info->model, nickname))
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nickname = NULL;
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}
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/* Serial numbers that are empty are not interesting */
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serial_nr = info->serial_nr;
|
|
if (serial_nr && !*serial_nr)
|
|
serial_nr = NULL;
|
|
|
|
/* Firmware strings that are empty are not interesting */
|
|
firmware = info->firmware;
|
|
if (firmware && !*firmware)
|
|
firmware = NULL;
|
|
|
|
/* Do we have anything interesting about this dive computer to save? */
|
|
if (!serial_nr && !nickname && !firmware)
|
|
return;
|
|
|
|
fprintf(f, "<divecomputerid model='%s' deviceid='%08x'", info->model, info->deviceid);
|
|
if (serial_nr)
|
|
show_utf8(f, serial_nr, " serial='", "'", 1);
|
|
if (firmware)
|
|
show_utf8(f, firmware, " firmware='", "'", 1);
|
|
if (nickname)
|
|
show_utf8(f, nickname, " nickname='", "'", 1);
|
|
fprintf(f, "/>\n");
|
|
}
|
|
|
|
static void save_device_info(FILE *f)
|
|
{
|
|
struct device_info *info;
|
|
|
|
info = head_of_device_info_list();
|
|
while (info) {
|
|
save_one_device(f, info);
|
|
info = info->next;
|
|
}
|
|
}
|
|
|
|
#define VERSION 2
|
|
|
|
void save_dives(const char *filename)
|
|
{
|
|
save_dives_logic(filename, FALSE);
|
|
}
|
|
|
|
void save_dives_logic(const char *filename, const gboolean select_only)
|
|
{
|
|
int i;
|
|
struct dive *dive;
|
|
dive_trip_t *trip;
|
|
|
|
FILE *f = g_fopen(filename, "w");
|
|
|
|
if (!f)
|
|
return;
|
|
|
|
/* Flush any edits of current dives back to the dives! */
|
|
update_dive(current_dive);
|
|
|
|
fprintf(f, "<divelog program='subsurface' version='%d'>\n<settings>\n", VERSION);
|
|
|
|
/* save the dive computer nicknames, if any */
|
|
save_device_info(f);
|
|
if (autogroup)
|
|
fprintf(f, "<autogroup state='1' />\n");
|
|
fprintf(f, "</settings>\n<dives>\n");
|
|
|
|
for (trip = dive_trip_list; trip != NULL; trip = trip->next)
|
|
trip->index = 0;
|
|
|
|
/* save the dives */
|
|
for_each_dive(i, dive) {
|
|
|
|
if (select_only) {
|
|
|
|
if(!dive->selected)
|
|
continue;
|
|
save_dive(f, dive);
|
|
|
|
} else {
|
|
trip = dive->divetrip;
|
|
|
|
/* Bare dive without a trip? */
|
|
if (!trip) {
|
|
save_dive(f, dive);
|
|
continue;
|
|
}
|
|
|
|
/* Have we already seen this trip (and thus saved this dive?) */
|
|
if (trip->index)
|
|
continue;
|
|
|
|
/* We haven't seen this trip before - save it and all dives */
|
|
trip->index = 1;
|
|
save_trip(f, trip);
|
|
}
|
|
}
|
|
fprintf(f, "</dives>\n</divelog>\n");
|
|
fclose(f);
|
|
}
|