void doMiddle(struct cart *theCart)
/* Write header and body of html page. */
{
char *userSeq;
char *db, *organism;
boolean clearUserSeq = cgiBoolean("Clear");
cart = theCart;
dnaUtilOpen();
orgChange = sameOk(cgiOptionalString("changeInfo"),"orgChange");
if (orgChange)
{
cgiVarSet("db", hDefaultDbForGenome(cgiOptionalString("org")));
}
getDbAndGenome(cart, &db, &organism, oldVars);
char *oldDb = cloneString(db);
findClosestServer(&db, &organism);
/* Get sequence - from userSeq variable, or if
* that is empty from a file. */
if (clearUserSeq)
{
cartSetString(cart, "userSeq", "");
cartSetString(cart, "seqFile", "");
}
userSeq = cartUsualString(cart, "userSeq", "");
if (isEmpty(userSeq))
{
userSeq = cartOptionalString(cart, "seqFile");
}
if (isEmpty(userSeq) || orgChange)
{
cartWebStart(theCart, db, "%s BLAT Search", trackHubSkipHubName(organism));
if (differentString(oldDb, db))
printf("<HR><P><EM><B>Note:</B> BLAT search is not available for %s %s; "
"defaulting to %s %s</EM></P><HR>\n",
hGenome(oldDb), hFreezeDate(oldDb), organism, hFreezeDate(db));
askForSeq(organism,db);
cartWebEnd();
}
else
{
blatSeq(skipLeadingSpaces(userSeq), organism);
}
}
void doHalMaf(struct trackDb *parentTrack, char *table, struct sqlConnection *conn)
/* Output regions as MAF. maf tables look bed-like enough for
* cookedBedsOnRegions to handle intersections. */
{
#ifdef USE_HAL
struct region *region = NULL, *regionList = getRegions();
struct trackDb *tdb;
if ((tdb = findTrackDb(parentTrack, table)) == NULL)
errAbort("cannot find track named %s under %s\n", table, parentTrack->table);
char *fileName = trackDbSetting(tdb, "bigDataUrl");
char *otherSpecies = trackDbSetting(tdb, "otherSpecies");
int handle = halOpenLOD(fileName);
struct hal_species_t *speciesList = halGetSpecies(handle);
for(; speciesList; speciesList = speciesList->next)
{
if (sameString(speciesList->name, otherSpecies))
break;
}
if (speciesList == NULL)
errAbort("cannot find species %s in hal file %s\n",
otherSpecies, fileName);
speciesList->next = NULL;
textOpen();
for (region = regionList; region != NULL; region = region->next)
{
halGetMAF(stdout, handle, speciesList,
trackHubSkipHubName(database), region->chrom,
region->start, region->end, FALSE);
}
#else // USE_HAL
errAbort("hgTables not compiled with HAL support.");
#endif // USE_HAL
}
static void printSomeGenomeListHtmlNamedMaybeCheck(char *customOrgCgiName,
char *db, struct dbDb *dbList, char *onChangeText, boolean doCheck)
/* Prints to stdout the HTML to render a dropdown list
* containing a list of the possible genomes to choose from.
* param db - a database whose genome will be the default genome.
* If NULL, no default selection.
* param onChangeText - Optional (can be NULL) text to pass in
* any onChange javascript. */
{
char *orgList[1024];
int numGenomes = 0;
struct dbDb *cur = NULL;
struct hash *hash = hashNew(10); // 2^^10 entries = 1024
char *selGenome = hGenomeOrArchive(db);
char *values [1024];
char *cgiName;
for (cur = dbList; cur != NULL; cur = cur->next)
{
if (!hashFindVal(hash, cur->genome) &&
(!doCheck || hDbExists(cur->name)))
{
hashAdd(hash, cur->genome, cur);
orgList[numGenomes] = trackHubSkipHubName(cur->genome);
values[numGenomes] = cur->genome;
numGenomes++;
if (numGenomes >= ArraySize(orgList))
internalErr();
}
}
cgiName = (customOrgCgiName != NULL) ? customOrgCgiName : orgCgiName;
cgiMakeDropListFull(cgiName, orgList, values, numGenomes,
selGenome, onChangeText);
hashFree(&hash);
}
int hubPublicAdd(char *table, char *url)
/* hubPublicAdd -- add url to hubPublic table */
{
struct errCatch *errCatch = errCatchNew();
boolean gotWarning = FALSE;
struct trackHub *tHub = NULL;
int dbCount = 0;
if (errCatchStart(errCatch))
tHub = trackHubOpen(url, "hub_1");
errCatchEnd(errCatch);
if (errCatch->gotError)
{
gotWarning = TRUE;
warn("%s", errCatch->message->string);
}
errCatchFree(&errCatch);
if (gotWarning)
return 1;
struct hashEl *hel;
struct hashCookie cookie = hashFirst(tHub->genomeHash);
struct dyString *dy = newDyString(1024);
while ((hel = hashNext(&cookie)) != NULL)
{
dbCount++;
dyStringPrintf(dy, "%s,", trackHubSkipHubName(hel->name));
}
printf("insert into %s (hubUrl,descriptionUrl,shortLabel,longLabel,registrationTime,dbCount,dbList) values (\"%s\",\"%s\", \"%s\", \"%s\", now(),%d, \"%s\");\n",
table, url, tHub->descriptionUrl, tHub->shortLabel, tHub->longLabel, dbCount, dy->string);
return 0;
}
void blatSeq(char *userSeq, char *organism)
/* Blat sequence user pasted in. */
{
FILE *f;
struct dnaSeq *seqList = NULL, *seq;
struct tempName pslTn, faTn;
int maxSingleSize, maxTotalSize, maxSeqCount;
int minSingleSize = minMatchShown;
char *genome, *db;
char *type = cgiString("type");
char *seqLetters = cloneString(userSeq);
struct serverTable *serve;
int conn;
int oneSize, totalSize = 0, seqCount = 0;
boolean isTx = FALSE;
boolean isTxTx = FALSE;
boolean txTxBoth = FALSE;
struct gfOutput *gvo;
boolean qIsProt = FALSE;
enum gfType qType, tType;
struct hash *tFileCache = gfFileCacheNew();
boolean feelingLucky = cgiBoolean("Lucky");
getDbAndGenome(cart, &db, &genome, oldVars);
if(!feelingLucky)
cartWebStart(cart, db, "%s BLAT Results", trackHubSkipHubName(organism));
/* Load user sequence and figure out if it is DNA or protein. */
if (sameWord(type, "DNA"))
{
seqList = faSeqListFromMemText(seqLetters, TRUE);
uToT(seqList);
isTx = FALSE;
}
else if (sameWord(type, "translated RNA") || sameWord(type, "translated DNA"))
{
seqList = faSeqListFromMemText(seqLetters, TRUE);
uToT(seqList);
isTx = TRUE;
isTxTx = TRUE;
txTxBoth = sameWord(type, "translated DNA");
}
else if (sameWord(type, "protein"))
{
seqList = faSeqListFromMemText(seqLetters, FALSE);
isTx = TRUE;
qIsProt = TRUE;
}
else
{
seqList = faSeqListFromMemTextRaw(seqLetters);
isTx = !seqIsDna(seqList);
if (!isTx)
{
for (seq = seqList; seq != NULL; seq = seq->next)
{
seq->size = dnaFilteredSize(seq->dna);
dnaFilter(seq->dna, seq->dna);
toLowerN(seq->dna, seq->size);
subChar(seq->dna, 'u', 't');
}
}
else
{
for (seq = seqList; seq != NULL; seq = seq->next)
{
seq->size = aaFilteredSize(seq->dna);
aaFilter(seq->dna, seq->dna);
toUpperN(seq->dna, seq->size);
}
qIsProt = TRUE;
}
}
if (seqList != NULL && seqList->name[0] == 0)
{
freeMem(seqList->name);
seqList->name = cloneString("YourSeq");
}
trimUniq(seqList);
/* If feeling lucky only do the first on. */
if(feelingLucky && seqList != NULL)
{
seqList->next = NULL;
}
/* Figure out size allowed. */
maxSingleSize = (isTx ? 10000 : 75000);
maxTotalSize = maxSingleSize * 2.5;
#ifdef LOWELAB
maxSeqCount = 200;
#else
maxSeqCount = 25;
#endif
/* Create temporary file to store sequence. */
trashDirFile(&faTn, "hgSs", "hgSs", ".fa");
faWriteAll(faTn.forCgi, seqList);
/* Create a temporary .psl file with the alignments against genome. */
trashDirFile(&pslTn, "hgSs", "hgSs", ".pslx");
f = mustOpen(pslTn.forCgi, "w");
gvo = gfOutputPsl(0, qIsProt, FALSE, f, FALSE, TRUE);
serve = findServer(db, isTx);
/* Write header for extended (possibly protein) psl file. */
if (isTx)
{
if (isTxTx)
{
qType = gftDnaX;
tType = gftDnaX;
}
else
{
qType = gftProt;
tType = gftDnaX;
}
}
else
{
qType = gftDna;
tType = gftDna;
}
pslxWriteHead(f, qType, tType);
if (qType == gftProt)
{
minSingleSize = 14;
}
else if (qType == gftDnaX)
{
minSingleSize = 36;
}
/* Loop through each sequence. */
for (seq = seqList; seq != NULL; seq = seq->next)
{
printf(" "); fflush(stdout); /* prevent apache cgi timeout by outputting something */
oneSize = realSeqSize(seq, !isTx);
if ((seqCount&1) == 0) // Call bot delay every 2nd time starting with first time
hgBotDelay();
if (++seqCount > maxSeqCount)
{
warn("More than 25 input sequences, stopping at %s.",
seq->name);
break;
}
if (oneSize > maxSingleSize)
{
warn("Sequence %s is %d letters long (max is %d), skipping",
seq->name, oneSize, maxSingleSize);
continue;
}
if (oneSize < minSingleSize)
{
warn("Warning: Sequence %s is only %d letters long (%d is the recommended minimum)",
seq->name, oneSize, minSingleSize);
// we could use "continue;" here to actually enforce skipping,
// but let's give the short sequence a chance, it might work.
// minimum possible length = tileSize+stepSize, so mpl=16 for dna stepSize=5, mpl=10 for protein.
if (qIsProt && oneSize < 1) // protein does not tolerate oneSize==0
continue;
}
totalSize += oneSize;
if (totalSize > maxTotalSize)
{
warn("Sequence %s would take us over the %d letter limit, stopping here.",
seq->name, maxTotalSize);
break;
}
conn = gfConnect(serve->host, serve->port);
if (isTx)
{
gvo->reportTargetStrand = TRUE;
if (isTxTx)
{
gfAlignTransTrans(&conn, serve->nibDir, seq, FALSE, 5,
tFileCache, gvo, !txTxBoth);
if (txTxBoth)
{
reverseComplement(seq->dna, seq->size);
conn = gfConnect(serve->host, serve->port);
gfAlignTransTrans(&conn, serve->nibDir, seq, TRUE, 5,
tFileCache, gvo, FALSE);
}
}
else
{
gfAlignTrans(&conn, serve->nibDir, seq, 5, tFileCache, gvo);
}
}
else
{
gfAlignStrand(&conn, serve->nibDir, seq, FALSE, minMatchShown, tFileCache, gvo);
reverseComplement(seq->dna, seq->size);
conn = gfConnect(serve->host, serve->port);
gfAlignStrand(&conn, serve->nibDir, seq, TRUE, minMatchShown, tFileCache, gvo);
}
gfOutputQuery(gvo, f);
}
carefulClose(&f);
showAliPlaces(pslTn.forCgi, faTn.forCgi, serve->db, qType, tType,
organism, feelingLucky);
if(!feelingLucky)
cartWebEnd();
gfFileCacheFree(&tFileCache);
}
void showAliPlaces(char *pslName, char *faName, char *database,
enum gfType qType, enum gfType tType,
char *organism, boolean feelingLucky)
/* Show all the places that align. */
{
struct lineFile *lf = pslFileOpen(pslName);
struct psl *pslList = NULL, *psl;
char *browserUrl = hgTracksName();
char *hgcUrl = hgcName();
char uiState[64];
char *vis;
char unhideTrack[64];
char *sort = cartUsualString(cart, "sort", sortList[0]);
char *output = cartUsualString(cart, "output", outputList[0]);
boolean pslOut = startsWith("psl", output);
boolean isStraightNuc = (qType == gftRna || qType == gftDna);
int minThreshold = (isStraightNuc ? minMatchShown : 0);
sprintf(uiState, "%s=%s", cartSessionVarName(), cartSessionId(cart));
/* If user has hidden BLAT track, add a setting that will unhide the
track if user clicks on a browser link. */
vis = cartOptionalString(cart, "hgUserPsl");
if (vis != NULL && sameString(vis, "hide"))
snprintf(unhideTrack, sizeof(unhideTrack), "&hgUserPsl=dense");
else
unhideTrack[0] = 0;
while ((psl = pslNext(lf)) != NULL)
{
if (psl->match >= minThreshold)
slAddHead(&pslList, psl);
}
lineFileClose(&lf);
if (pslList == NULL)
{
puts("<table><tr><td><hr>Sorry, no matches found<hr><td></tr></table>");
return;
}
if (sameString(sort, "query,start"))
{
slSort(&pslList, pslCmpQuery);
}
else if (sameString(sort, "query,score"))
{
slSort(&pslList, pslCmpQueryScore);
}
else if (sameString(sort, "score"))
{
slSort(&pslList, pslCmpScore);
}
else if (sameString(sort, "chrom,start"))
{
slSort(&pslList, pslCmpTargetStart);
}
else if (sameString(sort, "chrom,score"))
{
slSort(&pslList, pslCmpTargetScore);
}
else
{
slSort(&pslList, pslCmpQueryScore);
}
if(feelingLucky)
{
/* If we found something jump browser to there. */
if(slCount(pslList) > 0)
printLuckyRedirect(browserUrl, pslList, database, pslName, faName, uiState, unhideTrack);
/* Otherwise call ourselves again not feeling lucky to print empty
results. */
else
{
cartWebStart(cart, database, "%s BLAT Results", trackHubSkipHubName(organism));
showAliPlaces(pslName, faName, database, qType, tType, organism, FALSE);
cartWebEnd();
}
}
else if (pslOut)
{
printf("<TT><PRE>");
if (!sameString(output, "psl no header"))
pslxWriteHead(stdout, qType, tType);
for (psl = pslList; psl != NULL; psl = psl->next)
pslTabOut(psl, stdout);
printf("</PRE></TT>");
}
else
{
printf("<H2>BLAT Search Results</H2>");
printf("<TT><PRE>");
printf(" ACTIONS QUERY SCORE START END QSIZE IDENTITY CHRO STRAND START END SPAN\n");
printf("---------------------------------------------------------------------------------------------------\n");
for (psl = pslList; psl != NULL; psl = psl->next)
{
printf("<A HREF=\"%s?position=%s:%d-%d&db=%s&ss=%s+%s&%s%s\">",
browserUrl, psl->tName, psl->tStart + 1, psl->tEnd, database,
pslName, faName, uiState, unhideTrack);
printf("browser</A> ");
printf("<A HREF=\"%s?o=%d&g=htcUserAli&i=%s+%s+%s&c=%s&l=%d&r=%d&db=%s&%s\">",
hgcUrl, psl->tStart, pslName, cgiEncode(faName), psl->qName, psl->tName,
psl->tStart, psl->tEnd, database, uiState);
printf("details</A> ");
printf("%-14s %5d %5d %5d %5d %5.1f%% %4s %2s %9d %9d %6d\n",
psl->qName, pslScore(psl), psl->qStart+1, psl->qEnd, psl->qSize,
100.0 - pslCalcMilliBad(psl, TRUE) * 0.1,
skipChr(psl->tName), psl->strand, psl->tStart+1, psl->tEnd,
psl->tEnd - psl->tStart);
}
printf("</PRE></TT>");
}
pslFreeList(&pslList);
}
void configPageSetTrackVis(int vis)
/* Do config page after setting track visibility. If vis is -2, then visibility
* is unchanged. If -1 then set visibility to default, otherwise it should
* be tvHide, tvDense, etc. */
{
char *groupTarget;
struct track *trackList;
struct track *ideoTrack;
struct group *groupList;
configInitTrackList(vis, &groupTarget, &trackList, &ideoTrack, &groupList);
struct dyString *title = dyStringNew(0);
dyStringPrintf(title, "Configure Image");
hPrintf("<FORM ACTION=\"%s\" NAME=\"mainForm\" METHOD=%s>\n", hgTracksName(),
cartUsualString(cart, "formMethod", "POST"));
webStartWrapperDetailedNoArgs(cart, database, "", title->string, FALSE, FALSE, FALSE, FALSE);
cartSaveSession(cart);
hPrintf("<INPUT TYPE=HIDDEN NAME=\"hgTracksConfigPage\" VALUE=\"\">");
/* do not want all the submit buttons named the same thing, this one is: */
cgiMakeButton("topSubmit", "submit");
// 3 column table
hPrintf("<TABLE style=\"border:0px; \">\n");
hPrintf("<TR><TD>image width:");
hPrintf("<TD style=\"text-align: right\">");
hIntVar("pix", tl.picWidth, 4);
hPrintf("<TD>pixels</TR>");
hPrintf("<TR><TD>label area width:");
hPrintf("<TD style=\"text-align: right\">");
hIntVar("hgt.labelWidth", leftLabelWidthChars, 2);
hPrintf("<TD>characters<TD></TR>");
hPrintf("<TR><TD>text size:");
hPrintf("<TD style=\"text-align: right\">");
textSizeDropDown();
hPrintf("</TD>");
if (trackLayoutInclFontExtras())
{
hPrintf("<TD>");
char *defaultStyle = cartUsualString(cart, "fontType", "medium");
cartMakeRadioButton(cart, "fontType", "medium", defaultStyle);
hPrintf(" medium ");
cartMakeRadioButton(cart, "fontType", "fixed", defaultStyle);
hPrintf(" fixed ");
cartMakeRadioButton(cart, "fontType", "bold", defaultStyle);
hPrintf(" bold ");
hPrintf(" ");
hPrintf("</TD>");
}
hPrintf("</TR>");
themeDropDown(cart);
hTableStart();
if (ideoTrack != NULL)
{
hPrintf("<TR><TD>");
hCheckBox("ideogram", cartUsualBoolean(cart, "ideogram", TRUE));
hPrintf("</TD><TD>");
hPrintf("Display chromosome ideogram above main graphic");
hPrintf("</TD></TR>\n");
}
hPrintf("<TR><TD>");
hCheckBox("guidelines", cartUsualBoolean(cart, "guidelines", TRUE));
hPrintf("</TD><TD>");
hPrintf("Show light blue vertical guidelines, or light red vertical window separators in multi-region view");
hPrintf("</TD></TR>\n");
hPrintf("<TR><TD>");
hCheckBox("leftLabels", cartUsualBoolean(cart, "leftLabels", TRUE));
hPrintf("</TD><TD>");
hPrintf("Display labels to the left of items in tracks");
hPrintf("</TD></TR>\n");
hPrintf("<TR><TD>");
hCheckBox("centerLabels", cartUsualBoolean(cart, "centerLabels", TRUE));
hPrintf("</TD><TD>");
hPrintf("Display description above each track");
hPrintf("</TD></TR>\n");
hPrintf("<TR><TD>");
hCheckBox("trackControlsOnMain", cartUsualBoolean(cart, "trackControlsOnMain", TRUE));
hPrintf("</TD><TD>");
hPrintf("Show track controls under main graphic");
hPrintf("</TD></TR>\n");
hPrintf("<TR><TD>");
hCheckBox("nextItemArrows", cartUsualBoolean(cart, "nextItemArrows", FALSE));
hPrintf("</TD><TD>");
hPrintf("Next/previous item navigation");
hPrintf("</TD></TR>\n");
hPrintf("<TR><TD>");
hCheckBox("nextExonArrows", cartUsualBoolean(cart, "nextExonArrows", TRUE));
hPrintf("</TD><TD>");
hPrintf("Next/previous exon navigation");
hPrintf("</TD></TR>\n");
hPrintf("<TR><TD>");
hCheckBox("exonNumbers", cartUsualBoolean(cart, "exonNumbers", TRUE));
hPrintf("</TD><TD>");
hPrintf("Show exon numbers");
hPrintf("</TD></TR>\n");
hPrintf("<TR><TD>");
hCheckBox("enableHighlightingDialog", cartUsualBoolean(cart, "enableHighlightingDialog", TRUE));
hPrintf("</TD><TD>");
hPrintf("Enable highlight with drag-and-select "
"(if unchecked, drag-and-select always zooms to selection)");
hPrintf("</TD></TR>\n");
hTableEnd();
cgiDown(0.9);
char buf[256];
char *freeze = hFreezeFromDb(database);
if (freeze == NULL)
safef(buf, sizeof buf, "Configure Tracks on %s %s: %s",
organization, browserName, trackHubSkipHubName(organism));
else if (stringIn(database, freeze))
safef(buf, sizeof buf, "Configure Tracks on %s %s: %s %s",
organization, browserName, trackHubSkipHubName(organism), freeze);
else
safef(buf, sizeof buf, "Configure Tracks on %s %s: %s %s (%s)",
organization, browserName, trackHubSkipHubName(organism), freeze, trackHubSkipHubName(database));
webNewSection("%s",buf);
hPrintf("Tracks: ");
if (isSearchTracksSupported(database,cart))
{
cgiMakeButtonWithMsg(TRACK_SEARCH, TRACK_SEARCH_BUTTON,TRACK_SEARCH_HINT);
hPrintf(" ");
}
cgiMakeButtonWithMsg(configHideAll, "hide all","Hide all tracks in this genome assembly");
hPrintf(" ");
cgiMakeButtonWithMsg(configShowAll, "show all","Show all tracks in this genome assembly");
hPrintf(" ");
cgiMakeButtonWithMsg(configDefaultAll, "default","Display only default tracks");
hPrintf(" Groups: ");
hButtonWithOnClick("hgt.collapseGroups", "collapse all", "Collapse all track groups",
"return vis.expandAllGroups(false)");
hPrintf(" ");
hButtonWithOnClick("hgt.expandGroups", "expand all", "Expand all track groups",
"return vis.expandAllGroups(true)");
hPrintf("<div style='margin-top:.2em; margin-bottom:.9em;'>Control track and group visibility "
"more selectively below.</div>");
trackConfig(trackList, groupList, groupTarget, vis);
dyStringFree(&title);
freez(&groupTarget);
webEndSectionTables();
hPrintf("</FORM>");
}
int hubPublicCheck(char *table)
/* hubPublicCheck - checks that the labels in hubPublic match what is in the hub labels. */
{
struct sqlConnection *conn = hConnectCentral();
char query[512];
bool hasDescriptionUrl = sqlColumnExists(conn, table, "descriptionUrl");
if (hasDescriptionUrl)
sqlSafef(query, sizeof(query), "select hubUrl, shortLabel,longLabel,dbList,descriptionUrl from %s",
table);
else
sqlSafef(query, sizeof(query), "select hubUrl, shortLabel,longLabel,dbList from %s",
table);
struct sqlResult *sr = sqlGetResult(conn, query);
char **row;
int differences = 0;
while ((row = sqlNextRow(sr)) != NULL)
{
char *url = row[0], *shortLabel = row[1], *longLabel = row[2], *dbList = row[3], *descriptionUrl = row[4];
struct errCatch *errCatch = errCatchNew();
boolean gotWarning = FALSE;
struct trackHub *tHub = NULL;
if (errCatchStart(errCatch))
tHub = trackHubOpen(url, "hub_1");
errCatchEnd(errCatch);
if (errCatch->gotError)
{
gotWarning = TRUE;
warn("%s", errCatch->message->string);
}
errCatchFree(&errCatch);
if (gotWarning)
{
continue;
}
if (!sameString(shortLabel, tHub->shortLabel))
{
differences++;
printf("update %s set shortLabel=\"%s\" where hubUrl=\"%s\";\n",table, tHub->shortLabel, url);
}
if (!sameString(longLabel, tHub->longLabel))
{
differences++;
printf("update %s set longLabel=\"%s\" where hubUrl=\"%s\";\n",table, tHub->longLabel, url);
}
struct hashCookie cookie = hashFirst(tHub->genomeHash);
struct dyString *dy = newDyString(1024);
struct hashEl *hel;
while ((hel = hashNext(&cookie)) != NULL)
dyStringPrintf(dy, "%s,", trackHubSkipHubName(hel->name));
if (!sameString(dy->string, dbList))
{
differences++;
printf("update %s set dbList=\"%s\" where hubUrl=\"%s\";\n",table, dy->string, url);
}
if (hasDescriptionUrl && !isEmpty(tHub->descriptionUrl) && ((descriptionUrl == NULL) || !sameString(descriptionUrl, tHub->descriptionUrl)))
{
differences++;
printf("update %s set descriptionUrl=\"%s\" where hubUrl=\"%s\";\n",table, tHub->descriptionUrl, url);
}
trackHubClose(&tHub);
}
return differences;
}
