Exemplo n.º 1
0
void embPatternRegexSearch (AjPFeattable ftable, const AjPSeq seq,
			    const AjPPatternRegex pat, AjBool reverse)
{
    ajint pos=0;
    ajint off;
    ajint len;
    AjPFeature sf    = NULL;
    AjPStr substr    = NULL;
    AjPStr seqstr    = NULL;
    AjPStr tmpstr = NULL;
    AjPStr tmp       = ajStrNew();
    AjPRegexp patexp = ajPatternRegexGetCompiled(pat);
    ajint adj;
    AjBool isreversed;
    AjPSeq revseq;
    ajint seqlen;

    seqlen = ajSeqGetLen(seq);
    if(!seqlen)
        return;

    isreversed = ajSeqIsReversedTrue(seq);

    if(isreversed)
	seqlen += ajSeqGetOffset(seq);

    pos = ajSeqGetBeginTrue(seq);
    adj = ajSeqGetEndTrue(seq);

    if(!ajStrGetLen(featMotifProt))
        ajStrAssignC(&featMotifProt, "SO:0001067");

    if(!ajStrGetLen(featMotifNuc))
        ajStrAssignC(&featMotifNuc, "SO:0000714");

    /*ajDebug("embPatternRegexSearch pos: %d adj: %d reverse: %B\n",
	   pos, adj, reverse, isreversed);*/
    /*ajDebug("seqlen:%d len: %d offset: %d offend: %d begin: %d end: %d\n",
	   seqlen , ajSeqGetLen(seq), ajSeqGetOffset(seq),
	   ajSeqGetOffend(seq), ajSeqGetBegin(seq), ajSeqGetEnd(seq));*/

    if (reverse)
    {
        revseq = ajSeqNewSeq(seq);
        ajStrAssignSubS(&seqstr, ajSeqGetSeqS(revseq), pos-1, adj-1);
        ajSeqstrReverse(&seqstr);
    }

    ajStrAssignSubS(&seqstr, ajSeqGetSeqS(seq), pos-1, adj-1);

    ajStrFmtUpper(&seqstr);

    while(ajStrGetLen(seqstr) && ajRegExec(patexp, seqstr))
    {
	off = ajRegOffset(patexp);
	len = ajRegLenI(patexp, 0);

	if(off || len)
	{
	    ajRegSubI(patexp, 0, &substr);
	    ajRegPost(patexp, &tmp);
	    ajStrAssignS(&seqstr, substr);
            ajStrAppendS(&seqstr, tmp);
	    pos += off;

	    /*ajDebug("match pos: %d adj: %d len: %d off:%d\n",
                    pos, adj, len, off);*/
            if (reverse)
                sf = ajFeatNew(ftable, NULL, featMotifNuc,
                                   adj - pos - len + 2,
                                   adj - pos + 1,
                                   0.0, '-', 0);
	    else
            {
                if(ajSeqIsProt(seq) || ajFeattableIsProt(ftable))
                    sf = ajFeatNewProt(ftable, NULL, featMotifProt,
                                       pos, pos + len - 1,
                                       0.0);
                else
                    sf = ajFeatNew(ftable, NULL, featMotifNuc,
                                   pos, pos + len - 1,
                                   0.0, '.', 0);
            }
            
	    if(isreversed)
		ajFeatReverse(sf, seqlen);

	    ajFmtPrintS (&tmpstr,"*pat %S: %S",
			 ajPatternRegexGetName(pat),
                         ajPatternRegexGetPattern(pat));
	    ajFeatTagAdd (sf,NULL,tmpstr);
	    pos += 1;
	    ajStrCutStart(&seqstr, 1);
	}
	else
	{
	    pos++;
	    ajStrCutStart(&seqstr, 1);
	}
    }

    ajStrDel(&tmpstr);
    ajStrDel(&tmp);
    ajStrDel(&substr);
    ajStrDel(&seqstr);

    if(reverse)
	ajSeqDel(&revseq);

    return;
}
Exemplo n.º 2
0
AjPPatlistSeq ajPatlistSeqRead (const AjPStr patspec,
				const AjPStr patname,
				const AjPStr fmt,
				AjBool protein, ajuint mismatches)
{
    AjPPatlistSeq patlist = NULL;
    AjPStr line = NULL;
    AjPStr name = NULL;
    AjPFilebuff infile = NULL;
    AjPRegexp mismreg = NULL;
    AjPStr patstr = NULL;
    AjPStr pat = NULL;
    ajuint mismatch = 0;
    ajint ifmt = 0;
    ajuint npat = 0;
    AjPStr namestr = NULL;

    ajStrAssignS(&namestr, patname);
    ajStrAssignEmptyC(&namestr, "pattern");

    ajStrAssignS(&patstr, patspec);

    patlist = ajPatlistSeqNewType(protein);

    ifmt = patternSeqFormat(fmt);

    ajDebug("ajPatlistSeqRead patspec: '%S' patname: '%S' "
	    "protein: %B mismatches: %d\n",
	    patspec, patname, protein, mismatches);

    if(ajStrGetCharFirst(patstr) == '@')
    {
	ajStrCutStart(&patstr, 1);
	infile = ajFilebuffNewNameS(patstr);

	if(!infile)
	{
	    ajErr("Unable to open pattern file '%S'", patstr);

	    return NULL;
	}

	line = ajStrNew();
	name = ajStrNew();

	if(!ifmt)
	{
	    ajBuffreadLineTrim(infile,&line);

	    if(ajStrPrefixC(line, ">"))
		ifmt = 2;
	    else
		ifmt = 1;
	    ajFilebuffReset(infile);
	}
	
	switch(ifmt)
	{
	case 1:
	    while (ajBuffreadLineTrim(infile,&line))
	    {
		npat++;
		ajStrAppendS (&pat,line);
		ajFmtPrintS(&name, "%S%u", namestr, npat);
		ajPatternSeqNewList(patlist,name,pat,mismatches);
		ajStrSetClear(&pat);
	    }
	    break;
	default:
	    mismreg = ajRegCompC("<mismatch=(\\d+)>");

	    while (ajBuffreadLineTrim(infile,&line))
	    {
		if (ajStrGetCharFirst(line) == '>')
		{
		    if (ajStrGetLen(name))
		    {
			ajPatternSeqNewList(patlist,name,pat,
					    mismatch);
			ajStrSetClear(&name);
			ajStrSetClear(&pat);
			mismatch=mismatches;
		    }

		    ajStrCutStart(&line,1);

		    if (ajRegExec(mismreg,line))
		    {
			ajRegSubI(mismreg,1,&name);
			ajStrToUint(name,&mismatch);
			ajStrTruncateLen(&line,ajRegOffset(mismreg));
			ajStrTrimWhiteEnd(&line);
		    }
		    ajStrAssignS (&name,line);
		    ajStrAssignEmptyS(&name, patname);
		}
		else
		    ajStrAppendS (&pat,line);
	    }

	    ajStrAssignEmptyS(&name, patname);
	    ajPatternSeqNewList(patlist,name,pat,mismatch);
	    ajRegFree(&mismreg);
	    break;
	}

	ajFilebuffDel(&infile);
    }
    else
    {
        ajStrAssignS(&name, namestr);
	ajPatternSeqNewList(patlist,name,patstr,mismatches);
    }

    ajStrDel(&name);
    ajStrDel(&line);
    ajStrDel(&pat);
    ajStrDel(&namestr);
    ajStrDel(&patstr);

    return patlist;
}
Exemplo n.º 3
0
static void stssearch_primTest(void **x,void *cl)
{
    Primer* p;
    Primer primdata;

    AjBool testa;
    AjBool testb;
    AjBool testc;
    AjBool testd;
    ajint ioff;

    (void) cl;				/* make it used */

    p = (Primer*) x;
    primdata = *p;

    ntests++;

    if(!(ntests % 1000))
	ajDebug("completed tests: %d\n", ntests);

    testa = ajRegExec(primdata->Prima, seqstr);

    if(testa)
    {
	ioff = ajRegOffset(primdata->Prima);
	ajDebug("%s: %S PrimerA matched at %d\n",
		ajSeqGetNameC(seq), primdata->Name, ioff);
	ajFmtPrintF(out, "%s: %S PrimerA matched at %d\n",
		    ajSeqGetNameC(seq), primdata->Name, ioff);
	ajRegTrace(primdata->Prima);
    }

    testb = ajRegExec(primdata->Primb, seqstr);
    if(testb)
    {
	ioff = ajRegOffset(primdata->Primb);
	ajDebug("%s: %S PrimerB matched at %d\n",
		ajSeqGetNameC(seq), primdata->Name, ioff);
	ajFmtPrintF(out, "%s: %S PrimerB matched at %d\n",
		    ajSeqGetNameC(seq), primdata->Name, ioff);
	ajRegTrace(primdata->Primb);
    }

    testc = ajRegExec(primdata->Prima, revstr);
    if(testc)
    {
	ioff = ajStrGetLen(seqstr) - ajRegOffset(primdata->Prima);
	ajDebug("%s: (rev) %S PrimerA matched at %d\n",
		ajSeqGetNameC(seq), primdata->Name, ioff);
	ajFmtPrintF(out, "%s: (rev) %S PrimerA matched at %d\n",
		    ajSeqGetNameC(seq), primdata->Name, ioff);
	ajRegTrace(primdata->Prima);
    }

    testd = ajRegExec(primdata->Primb, revstr);
    if(testd)
    {
	ioff = ajStrGetLen(seqstr) - ajRegOffset(primdata->Primb);
	ajDebug("%s: (rev) %S PrimerB matched at %d\n",
		ajSeqGetNameC(seq), primdata->Name, ioff);
	ajFmtPrintF(out, "%s: (rev) %S PrimerB matched at %d\n",
		    ajSeqGetNameC(seq), primdata->Name, ioff);
	ajRegTrace(primdata->Primb);
    }

    return;
}