icalcomponent *icalparser_parse(icalparser *parser,
icalparser_line_gen_func line_gen_func)
{
char *line;
icalcomponent *c = 0;
icalcomponent *root = 0;
icalerrorstate es = icalerror_get_error_state(ICAL_MALFORMEDDATA_ERROR);
int cont;
icalerror_check_arg_rz((parser != 0), "parser");
icalerror_set_error_state(ICAL_MALFORMEDDATA_ERROR, ICAL_ERROR_NONFATAL);
do {
line = icalparser_get_line(parser, line_gen_func);
if ((c = icalparser_add_line(parser, line)) != 0) {
if (icalcomponent_get_parent(c) != 0) {
/* This is bad news... assert? */
}
assert(parser->root_component == 0);
assert(pvl_count(parser->components) == 0);
if (root == 0) {
/* Just one component */
root = c;
} else if (icalcomponent_isa(root) != ICAL_XROOT_COMPONENT) {
/*Got a second component, so move the two components under
an XROOT container */
icalcomponent *tempc = icalcomponent_new(ICAL_XROOT_COMPONENT);
icalcomponent_add_component(tempc, root);
icalcomponent_add_component(tempc, c);
root = tempc;
} else if (icalcomponent_isa(root) == ICAL_XROOT_COMPONENT) {
/* Already have an XROOT container, so add the component
to it */
icalcomponent_add_component(root, c);
} else {
/* Badness */
assert(0);
}
c = 0;
}
cont = 0;
if (line != 0) {
icalmemory_free_buffer(line);
cont = 1;
}
} while (cont);
icalerror_set_error_state(ICAL_MALFORMEDDATA_ERROR, es);
return root;
}
void MainWindow::loadFromIcsFile()
{
char* line;
icalcomponent *c;
icalparser *parser = icalparser_new();
FILE* stream = fopen("/home/quentin/Public/test.ics", "r");
icalparser_set_gen_data(parser, stream);
do
{
line = icalparser_get_line(parser, read_stream);
c = icalparser_add_line(parser, line);
if (c != 0)
{
icalcomponent *inner = icalcomponent_get_first_component(c, ICAL_ANY_COMPONENT);
while (inner != NULL)
{
if (icalcomponent_isa(inner) == ICAL_VTODO_COMPONENT)
{
const char* name = icalcomponent_get_summary(inner);
const char* uid = icalcomponent_get_uid(inner);
icalproperty *p = icalcomponent_get_first_property(inner, ICAL_RELATEDTO_PROPERTY);
const char* parent = icalproperty_get_relatedto(p);
addTask(name, uid, parent);
}
if (icalcomponent_isa(inner) == ICAL_VEVENT_COMPONENT)
{
const char* name = icalcomponent_get_summary(inner);
const char* uid = icalcomponent_get_uid(inner);
icalproperty *p = icalcomponent_get_first_property(inner, ICAL_RELATEDTO_PROPERTY);
const char* parent = icalproperty_get_relatedto(p);
p = icalcomponent_get_first_property(inner, ICAL_DTSTART_PROPERTY);
icaltimetype start = icalproperty_get_dtstart(p);
p = icalcomponent_get_first_property(inner, ICAL_DTEND_PROPERTY);
icaltimetype end = icalproperty_get_dtend(p);
Task* task = findTask(parent);
addEvent(task, uid, name, start, end);
}
inner = icalcomponent_get_next_component(c, ICAL_ANY_COMPONENT);
}
}
} while (line != 0);
}
void parse_text(int argc, char *argv[])
{
char *line;
FILE *stream;
icalcomponent *c;
/* Create a new parser object */
icalparser *parser = icalparser_new();
stream = fopen(argv[1], "r");
assert(stream != 0);
/* Tell the parser what input routie it should use. */
icalparser_set_gen_data(parser, stream);
do
{
/* Get a single content line by making one or more calls to
read_stream()*/
line = icalparser_get_line(parser, read_stream);
/* Now, add that line into the parser object. If that line
completes a component, c will be non-zero */
c = icalparser_add_line(parser, line);
if(c != 0)
{
printf("%s", icalcomponent_as_ical_string(c));
printf("\n---------------\n");
icalcomponent_free(c);
}
}
while(line != 0);
icalparser_free(parser);
}
int main(int argc, char *argv[])
{
char *line;
FILE *stream;
icalcomponent *c;
icalparser *parser = icalparser_new();
if (argc != 2) {
fprintf(stderr, "Usage: parser [file.ics]\n");
return 0;
}
stream = fopen(argv[1], "r");
if (stream == (FILE *) NULL) {
fprintf(stderr, "Cannot open file \"%s\" for reading\n", argv[1]);
return 1;
}
icalparser_set_gen_data(parser, stream);
do {
line = icalparser_get_line(parser, read_stream);
c = icalparser_add_line(parser, line);
icalmemory_free_buffer(line);
if (c != 0) {
/*icalcomponent_convert_errors(c); */
printf("%s", icalcomponent_as_ical_string(c));
printf("\n---------------\n");
icalcomponent_free(c);
}
} while (line != 0);
icalparser_free(parser);
fclose(stream);
return 0;
}
