static void activatePslTrackIfCgi(struct track *tg)
/* the publications hgc creates links back to the browser with
* the cgi param pubsFilterArticleId to show only a single type
* of feature for the pubsBlatPsl track.
* If the parameter was supplied, we save it here
* into the cart and activate the track.
*/
{
char *articleId = cgiOptionalString(PUBSFILTERNAME);
//if (articleId==NULL)
//articleId = cartOptionalString(cart, PUBSFILTERNAME);
if (articleId!=NULL)
{
cartSetString(cart, PUBSFILTERNAME, articleId);
tdbSetCartVisibility(tg->tdb, cart, hCarefulTrackOpenVis(database, tg->track));
tg->visibility=tvPack;
}
}
static void hgPositionsJson(struct jsonWrite *jw, char *db, struct hgPositions *hgp, struct cart *cart)
/* Write out JSON description of multiple position matches. */
{
struct hgPosTable *table;
jsonWriteListStart(jw, "positionMatches");
struct trackDb *tdbList = NULL;
for (table = hgp->tableList; table != NULL; table = table->next)
{
if (table->posList != NULL)
{
char *tableName = table->name;
// clear the tdb cache if this track is a hub track
if (isHubTrack(tableName))
tdbList = NULL;
struct trackDb *tdb = tdbForTrack(db, tableName, &tdbList);
if (!tdb && startsWith("all_", tableName))
tdb = tdbForTrack(db, tableName+strlen("all_"), &tdbList);
if (!tdb)
errAbort("no track for table \"%s\" found via a findSpec", tableName);
char *trackName = tdb->track;
jsonWriteObjectStart(jw, NULL);
jsonWriteString(jw, "name", table->name);
jsonWriteString(jw, "trackName", trackName);
jsonWriteString(jw, "description", table->description);
jsonWriteString(jw, "vis", hCarefulTrackOpenVis(db, trackName));
jsonWriteListStart(jw, "matches");
struct hgPos *pos;
for (pos = table->posList; pos != NULL; pos = pos->next)
{
char *encMatches = cgiEncode(pos->browserName);
jsonWriteObjectStart(jw, NULL); // begin one match
if (pos->chrom != NULL)
jsonWriteStringf(jw, "position", "%s:%d-%d",
pos->chrom, pos->chromStart+1, pos->chromEnd);
else
// GenBank results set position to GB accession instead of chr:s-e position.
jsonWriteString(jw, "position", pos->name);
// this is magic to tell the browser to make the
// composite and this subTrack visible
if (tdb->parent)
{
if (tdbIsSuperTrackChild(tdb))
jsonWriteStringf(jw, "extraSel", "%s=show&", tdb->parent->track);
else
{
// tdb is a subtrack of a composite or a view
jsonWriteStringf(jw, "extraSel", "%s_sel=1&%s_sel=1&",
trackName, tdb->parent->track);
}
}
jsonWriteString(jw, "hgFindMatches", encMatches);
jsonWriteString(jw, "posName", htmlEncodeText(pos->name, FALSE));
if (pos->description)
{
stripString(pos->description, "\n");
jsonWriteString(jw, "description", stripAnchor(pos->description));
}
jsonWriteObjectEnd(jw); // end one match
}
jsonWriteListEnd(jw); // end matches
jsonWriteObjectEnd(jw); // end one table
}
}
jsonWriteListEnd(jw); // end positionMatches
}
