c32415cfb3e0d34c6c21ad9b10dbd66c7ef2b76b
kate
  Mon May 2 10:44:28 2016 -0700
Add link to browser with GTEX track on to hgGene GTEX section. refs #17244

diff --git src/hg/hgGene/gtex.c src/hg/hgGene/gtex.c
index db90050..0b4c216 100644
--- src/hg/hgGene/gtex.c
+++ src/hg/hgGene/gtex.c
@@ -1,62 +1,65 @@
 /* GTEx - Gene expression from the Genotype Tissue Expression project. */
 
 /* Copyright (C) 2016 The Regents of the University of California 
  * See README in this or parent directory for licensing information. */
 
 #include "common.h"
 #include "hash.h"
 #include "linefile.h"
 #include "dystring.h"
 #include "cart.h"
 #include "cheapcgi.h"
 #include "hdb.h"
 #include "hgGene.h"
 #include "gtexInfo.h"
 #include "gtexUi.h"
 
 static boolean gtexExists(struct section *section, struct sqlConnection *conn, char *geneId)
 /* Return TRUE if GTEx data exists for this gene */
 {
 // Lookup geneId in knownToEnsembl to get ENST (w/ version), look that up (w/o version) 
 // in ensGene to get ENSG (w/o version), and save it for printer
 char query[512];
 if (!sqlTableExists(conn, "gtexGene"))
     return FALSE;
 sqlSafef(query, sizeof(query), 
     "SELECT ensGene.name2 FROM ensGene, knownToEnsembl WHERE "
         "knownToEnsembl.name='%s' AND "
         "ensGene.name=SUBSTRING_INDEX(knownToEnsembl.value,'.',1)", geneId);
 char *ensGene = sqlQuickString(conn, query);
 if (!ensGene)
     return FALSE;
 sqlSafef(query, sizeof(query), 
     "select geneId from gtexGene where geneId like '%s%%'", ensGene);
 ensGene = sqlQuickString(conn, query);
 if (!ensGene)
     return FALSE;
 section->items = cloneString(ensGene);
 return TRUE;
 }
 
 static void gtexPrint(struct section *section, struct sqlConnection *conn, char *geneId)
 /* Print out GTEx gene expression boxplot */
 {
 struct tempName pngTn;
 char *ensGene = section->items;
 if (gtexGeneBoxplot(ensGene, NULL, GTEX_DEFAULT_VERSION, FALSE, &pngTn))
-    hPrintf("<IMG SRC = \"%s\" BORDER=1><BR>\n", pngTn.forHtml);
+    hPrintf("<img src = '%s' border=1><br>\n", pngTn.forHtml);
+hPrintf("<br><a target='_blank' href='../cgi-bin/hgTracks?%s&gtexGene=pack'>"
+                "View in GTEx track of Genome Browser</a>", cartSidUrlString(cart));
+hPrintf("&nbsp;&nbsp;&nbsp;&nbsp;");
 gtexPortalLink(ensGene);
 }
 
 struct section *gtexSection(struct sqlConnection *conn, struct hash *sectionRa)
 /* Create GTEx gene expression section. */
 {
 struct section *section = sectionNew(sectionRa, "gtex");
 if (section != NULL)
     {
     section->exists = gtexExists;
     section->print = gtexPrint;
     }
 return section;
 }