Esempio n. 1
0
static void remap_NoCutList(AjPFile outfile, const AjPTable hittable,
			    AjBool html, const AjPStr enzymes, AjBool blunt,
			    AjBool sticky, ajuint sitelen, AjBool commercial,
			    AjBool ambiguity, AjBool limit,
			    const AjPTable retable)
{

    /* for iterating over hittable */
    PValue value;
    void **keyarray = NULL;			/* array for table */
    void **valarray = NULL;			/* array for table */
    ajint i;

    /* list of enzymes that cut */
    AjPList cutlist;
    AjIList citer;			/* iterator for cutlist */
    AjPStr cutname = NULL;
    AjBool found;

    /* for parsing value->iso string */
    AjPStrTok tok;
    char tokens[] = " ,";
    AjPStr code = NULL;
    const char *p;

    /* for reading in enzymes names */
    AjPFile enzfile = NULL;
    AjPStr *ea;
    ajint ne;				/* number of enzymes */
    AjBool isall = ajTrue;

    /* list of enzymes that don't cut */
    AjPList nocutlist;
    AjIList niter;			/* iterator for nocutlist */
    AjPStr nocutname = NULL;

    /* count of rejected enzymes not matching criteria */
    ajint rejected_count = 0;

    EmbPPatRestrict enz;

    /* for renaming preferred isoschizomers */
    AjPList newlist;

     /*
     **
     ** Make a list of enzymes('cutlist') that hit
     ** including the isoschizomer names
     **
     */
    ajDebug("Make a list of all enzymes that cut\n");


    cutlist   = ajListstrNew();
    nocutlist = ajListstrNew();


    ajTableToarrayKeysValues(hittable, &keyarray, &valarray);
    for(i = 0; keyarray[i]; i++)
    {
        value = (PValue) valarray[i];
        cutname = ajStrNew();
        ajStrAssignRef(&cutname, keyarray[i]);
        ajListstrPushAppend(cutlist, cutname);

        /* Add to cutlist all isoschizomers of enzymes that cut */
        ajDebug("Add to cutlist all isoschizomers of enzymes that cut\n");

        /* start token to parse isoschizomers names */
        tok = ajStrTokenNewC(value->iso,  tokens);
        while(ajStrTokenNextParseC(&tok, tokens, &code))
        {
            cutname = ajStrNew();
            ajStrAssignS(&cutname, code);
            ajListstrPushAppend(cutlist, cutname);
        }
        ajStrTokenDel(&tok);
    }
    ajStrDel(&code);
    AJFREE(keyarray);
    AJFREE(valarray);



     /*
     ** Read in list of enzymes ('nocutlist') - either all or
     ** the input enzyme list.
     ** Exclude those that don't match the selection criteria - count these.
     */

    ajDebug("Read in a list of all input enzyme names\n");

    ne = 0;
    if(!enzymes)
	isall = ajTrue;
    else
    {
	/* get input list of enzymes into ea[] */
	ne = ajArrCommaList(enzymes, &ea);
	if(ajStrMatchCaseC(ea[0], "all"))
	    isall = ajTrue;
	else
	{
	    isall = ajFalse;
	    for(i=0; i<ne; ++i)
		ajStrRemoveWhite(&ea[i]);
	}
    }

    enzfile = ajDatafileNewInNameC(ENZDATA);

    /* push all enzyme names without the required criteria onto nocutlist */

    enz = embPatRestrictNew();
    while(!ajFileIsEof(enzfile))
    {
        if(!embPatRestrictReadEntry(enz, enzfile))
	    continue;

         /* 
	 ** If user entered explicit enzyme list, then check to see if
	 ** this is one of that explicit list 
	 */
        if(!isall)
	{
            found = AJFALSE;
            for(i=0; i<ne; ++i)
                if(ajStrMatchCaseS(ea[i], enz->cod))
		{
		    found = AJTRUE;
                    break;
                }

	    if(!found)			/* not in the explicit list */
		continue;

	    ajDebug("RE %S is in the input explicit list of REs\n", enz->cod);
	}

	/* ignore ncuts==0 as they are unknown */
	if(!enz->ncuts)
	{
	    /* number of cut positions */
            ajDebug("RE %S has an unknown number of cut positions\n",
		    enz->cod);
	    continue;
	}
        ajDebug("RE %S has a known number of cut sites\n", enz->cod);

	if(enz->len < sitelen)
	{
	    /* recognition site length */
            ajDebug("RE %S does not have a long enough recognition site\n", 
		    enz->cod);
	    rejected_count++;
	    continue;
	}

	if(!blunt && enz->blunt)
	{
	    /* blunt/sticky */
            ajDebug("RE %S is blunt\n", enz->cod);
	    rejected_count++;
	    continue;
	}

	if(!sticky && !enz->blunt)
	{
	    /* blunt/sticky */
            ajDebug("RE %S is sticky\n", enz->cod);
	    rejected_count++;
	    continue;
	}

	/* commercially available enzymes have uppercase patterns */
	p = ajStrGetPtr(enz->pat);

         /* 
	 ** The -commercial qualifier is only used if we are searching
	 ** through 'all' of the REBASE database - if we have specified an
	 ** explicit list of enzymes then they are searched for whether or
	 ** not they are commercially available
	 */
	if((*p >= 'a' && *p <= 'z') && commercial && isall)
	{
            ajDebug("RE %S is not commercial\n", enz->cod);
	    rejected_count++;
	    continue;
        }

	if(!ambiguity && remap_Ambiguous(enz->pat)) {
	    ajDebug("RE %S is ambiguous\n", enz->cod);
	    rejected_count++;
	    continue;	
	}

        ajDebug("RE %S matches all required criteria\n", enz->cod);

        code = ajStrNew();
	ajStrAssignS(&code, enz->cod);
	ajListstrPushAppend(nocutlist, code);
    }
    embPatRestrictDel(&enz);
    ajFileClose(&enzfile);


    for(i=0; i<ne; ++i)
	if(ea[i])
	    ajStrDel(&ea[i]);

    if(ne)
	AJFREE(ea);

    /*
     ** Change names of enzymes in the non-cutter list
     ** to that of preferred (prototype) 
     ** enzyme name so that the isoschizomers of cutters
     ** will be removed from the 
     ** non-cutter list in the next bit.
     ** Remove duplicate prototype names.
     */
    if(limit)
    {
        newlist = ajListstrNew();
        remap_RenamePreferred(nocutlist, retable, newlist);
        ajListstrFreeData(&nocutlist);
        nocutlist = newlist;
        ajListSortUnique(nocutlist, remap_cmpcase, remap_strdel);
    }


     /*
     ** Iterate through the list of input enzymes removing those that are in
     ** the cutlist.
     */

    ajDebug("Remove from the nocutlist all enzymes and isoschizomers "
	    "that cut\n");

     /*
     **  This steps down both lists at the same time, comparing names and
     **  iterating to the next name in whichever list whose name compares
     **  alphabetically before the other.  Where a match is found, the
     **  nocutlist item is deleted.
     */

    ajListSort(nocutlist, remap_cmpcase);
    ajListSort(cutlist, remap_cmpcase);

    citer = ajListIterNewread(cutlist);
    niter = ajListIterNew(nocutlist);

    /*
       while((cutname = (AjPStr)ajListIterGet(citer)) != NULL)
       ajDebug("dbg cutname = %S\n", cutname);
       */

    nocutname = (AjPStr)ajListIterGet(niter);
    cutname   = (AjPStr)ajListIterGet(citer);

    ajDebug("initial cutname, nocutname: '%S' '%S'\n", cutname, nocutname);

    while(nocutname != NULL && cutname != NULL)
    {
	i = ajStrCmpCaseS(cutname, nocutname);
	ajDebug("compare cutname, nocutname: %S %S ", cutname, nocutname);
	ajDebug("ajStrCmpCase=%d\n", i);
	if(i == 0)
	{
	    /* match - so remove from nocutlist */
	    ajDebug("ajListstrRemove %S\n", nocutname);
	    ajListstrIterRemove(niter);
	    nocutname = (AjPStr)ajListIterGet(niter);
	     /* 
	     ** Don't increment the cutname list pointer here
	     ** - there may be more than one entry in the nocutname
	     ** list with the same name because we have converted 
	     ** isoschizomers to their preferred name
	     */
	    /* cutname = (AjPStr)ajListIterGet(citer); */
	}
	else if(i == -1)
	    /* cutlist name sorts before nocutlist name */
	    cutname = (AjPStr)ajListIterGet(citer);
	else if(i == 1)
	    /* nocutlist name sorts before cutlist name */
	    nocutname = (AjPStr)ajListIterGet(niter);
    }

    ajListIterDel(&citer);
    ajListIterDel(&niter);
    ajListstrFreeData(&cutlist);


     /* Print the resulting list of those that do not cut*/

    ajDebug("Print out the list\n");

    /* print the title */
    if(html)
	ajFmtPrintF(outfile, "<H2>");
    ajFmtPrintF(outfile, "\n\n# Enzymes that do not cut\n\n");

    if(html)
	ajFmtPrintF(outfile, "</H2>\n");

    if(html)
	ajFmtPrintF(outfile, "<PRE>");

    /*  ajListSort(nocutlist, ajStrVcmp);*/
    niter = ajListIterNewread(nocutlist);
    i = 0;
    while((nocutname = (AjPStr)ajListIterGet(niter)) != NULL)
    {
	ajFmtPrintF(outfile, "%-10S", nocutname);
	/* new line after every 7 names printed */
	if(i++ == 7)
	{
	    ajFmtPrintF(outfile, "\n");
	    i = 0;
	}
    }
    ajListIterDel(&niter);


    /* end the output */
    ajFmtPrintF(outfile, "\n");
    if(html) {ajFmtPrintF(outfile, "</PRE>\n");}



     /*
     ** Print the count of rejected enzymes
     ** N.B. This is the count of ALL rejected enzymes including all
     ** isoschizomers
     */

    if(html)
        ajFmtPrintF(outfile, "<H2>");
    ajFmtPrintF(outfile,
		"\n\n# No. of cutting enzymes which do not match the\n"
		"# SITELEN, BLUNT, STICKY, COMMERCIAL, AMBIGUOUS criteria\n\n");
    if(html)
	ajFmtPrintF(outfile, "</H2>\n");
    ajFmtPrintF(outfile, "%d\n", rejected_count);

    ajDebug("Tidy up\n");
    ajListstrFreeData(&nocutlist);
    ajListstrFreeData(&cutlist);

    return;
}
Esempio n. 2
0
static ajint silent_restr_read(AjPList *relist,const AjPStr enzymes)
{
    EmbPPatRestrict rptr = NULL;
    AjPFile fin = NULL;

    AjPStr refilename = NULL;
    register ajint RStotal = 0;
    PRinfo rinfo = NULL;
    AjBool isall = ajFalse;
    ajint ne = 0;
    ajint i;
    AjPStr *ea = NULL;

    refilename = ajStrNewC("REBASE/embossre.enz");
    rptr       = embPatRestrictNew();
    *relist    = ajListNew();

    fin = ajDatafileNewInNameS(refilename);
    if(!fin)
	ajFatal("Aborting...restriction file '%S' not found", refilename);

    /* Parse the user-selected enzyme list */
    if(!enzymes)
	isall = ajTrue;
    else
    {
	ne = ajArrCommaList(enzymes,&ea);
        for(i=0;i<ne;++i)
	    ajStrRemoveWhite(&ea[i]);

        if(ajStrMatchCaseC(ea[0],"all"))
            isall = ajTrue;
        else
            isall = ajFalse;
    }

    while(!ajFileIsEof(fin))
    {
        if(!embPatRestrictReadEntry(rptr,fin))
	    continue;

     	if(!isall)
	{
		for(i=0;i<ne;++i)
		if(ajStrMatchCaseS(ea[i],rptr->cod))
			break;
	    	if(i==ne)
			continue;
        }

        AJNEW(rinfo);
        /* reading in RE info into rinfo from EmbPPatRestrict structure */
        rinfo->code  = ajStrNewC(ajStrGetPtr(rptr->cod));
	rinfo->site  = ajStrNewC(ajStrGetPtr(rptr->pat));
        rinfo->ncuts = rptr->ncuts;
        rinfo->cut1  = rptr->cut1;
        rinfo->cut2  = rptr->cut2;
        rinfo->cut3  = rptr->cut3;
        rinfo->cut4  = rptr->cut4;
	ajListPush(*relist,(void *)rinfo);
	RStotal++;
    }

    for(i=0;i<ne;++i)
	ajStrDel(&ea[i]);
    AJFREE(ea);

    embPatRestrictDel(&rptr);
    ajFileClose(&fin);
    ajStrDel(&refilename);

    return RStotal;
}