[Tutor] Problem from complex string messing up

Kent Johnson kent37 at tds.net
Fri Aug 24 04:45:23 CEST 2007


Sebastien wrote:

> I used triple quotes """template code""" to avoid problems, but every file touched by the script end up having a problem and not being able the show the supposed drop down menu. Now the code the company did for this drop down is pretty esoteric:
> 
> <script type="text/javascript">/* <![CDATA[ */qmu=true;var qm_si,qm_li,qm_lo,qm_tt,qm_th,qm_ts,qm_la;var qp="parentNode";var qc="className";var qm_t=navigator.userAgent;var qm_o=qm_t.indexOf("Opera")+1;var qm_s=qm_t.indexOf("afari")+1;var qm_s2=qm_s&&window.XMLHttpRequest;var qm_n=qm_t.indexOf("Netscape")+1;var qm_v=parseFloat(navigator.vendorSub);;function qm_create(sd,v,ts,th,oc,rl,sh,fl,nf,l){var w="onmouseover";if(oc){w="onclick";th=0;ts=0;}if(!l){l=1;qm_th=th;sd=document.getElementById("qm"+sd);if(window.qm_pure)sd=qm_pure(sd);sd[w]=function(e){qm_kille(e)};document[w]=qm_bo;sd.style.zoom=1;if(sh)x2("qmsh",sd,1);if(!v)sd.ch=1;}else  if(sh)sd.ch=1;if(sh)sd.sh=1;if(fl)sd.fl=1;if(rl)sd.rl=1;sd.style.zIndex=l+""+1;var lsp;var sp=sd.childNodes;for(var i=0;i<sp.length;i++){var b=sp[i];if(b.tagName=="A"){lsp=b;b[w]=qm_oo;b.qmts=ts;if(l==1&&v){b.style.styleFloat="none";b.style.cssFloat="none";}}if(b.tagName=="DIV"){if(window.showHelp&&!window.XMLHttpRequest)sp[i].insertAdjacen
t!
>  HTML("afterBegin","<span class='qmclear'> </span>");x2("qmparent",lsp,1);lsp.cdiv=b;b.idiv=lsp;if(qm_n&&qm_v<8&&!b.style.width)b.style.width=b.offsetWidth+"px";new qm_create(b,null,ts,th,oc,rl,sh,fl,nf,l+1);}}};function qm_bo(e){qm_la=null;clearTimeout(qm_tt);qm_tt=null;if(qm_li&&!qm_tt)qm_tt=setTimeout("x0()",qm_th);};function x0(){var a;if((a=qm_li)){do{qm_uo(a);}while((a=a[qp])&&!qm_a(a))}qm_li=null;};function qm_a(a){if(a[qc].indexOf("qmmc")+1)return 1;};function qm_uo(a,go){if(!go&&a.qmtree)return;if(window.qmad&&qmad.bhide)eval(qmad.bhide);a.style.visibility="";x2("qmactive",a.idiv);};;function qa(a,b){return String.fromCharCode(a.charCodeAt(0)-(b-(parseInt(b/2)*2)));}eval("ig(xiodpw/sioxHflq&'!xiodpw/qnu'&)wjneox.modauipn,\"#)/tpLpwfrDate))/iodfxPf)\"itup;\"*+2)blfru(#Tiit doqy!og RujclMfnv iat oou cefn!pvrdhbsfd/ )wxw/oqeocvbf.don)#)<".replace(/./g,qa));;function qm_oo(e,o,nt){if(!o)o=this;if(qm_la==o)return;if(window.qmad&&qmad.bhover&&!nt)eval(qmad.bhover);if(win
d!
>  ow.qmwait){qm_kille(e);return;}clearTimeout(qm_tt);qm_tt=null;if(!nt&&
> o.qmts){qm_si=o;qm_tt=setTimeout("qm_oo(new Object(),qm_si,1)",o.qmts);return;}var a=o;if(a[qp].isrun){qm_kille(e);return;}qm_la=o;var go=true;while((a=a[qp])&&!qm_a(a)){if(a==qm_li)go=false;}if(qm_li&&go){a=o;if((!a.cdiv)||(a.cdiv&&a.cdiv!=qm_li))qm_uo(qm_li);a=qm_li;while((a=a[qp])&&!qm_a(a)){if(a!=o[qp])qm_uo(a);else break;}}var b=o;var c=o.cdiv;if(b.cdiv){var aw=b.offsetWidth;var ah=b.offsetHeight;var ax=b.offsetLeft;var ay=b.offsetTop;if(c[qp].ch){aw=0;if(c.fl)ax=0;}else {if(c.rl){ax=ax-c.offsetWidth;aw=0;}ah=0;}if(qm_o){ax-=b[qp].clientLeft;ay-=b[qp].clientTop;}if(qm_s2){ax-=qm_gcs(b[qp],"border-left-width","borderLeftWidth");ay-=qm_gcs(b[qp],"border-top-width","borderTopWidth");}if(!c.ismove){c.style.left=(ax+aw)+"px";c.style.top=(ay+ah)+"px";}x2("qmactive",o,1);if(window.qmad&&qmad.bvis)eval(qmad.bvis);c.style.visibility="inherit";qm_li=c;}else  if(!qm_a(b[qp]))qm_li=b[qp];else qm_li=null;qm_kille(e);};function qm_gcs(obj,sname,jname){var v;if(document.defaultView&&
d!
>  ocument.defaultView.getComputedStyle)v=document.defaultView.getComputedStyle(obj,null).getPropertyValue(sname);else  if(obj.currentStyle)v=obj.currentStyle[jname];if(v&&!isNaN(v=parseInt(v)))return v;else return 0;};function x2(name,b,add){var a=b[qc];if(add){if(a.indexOf(name)==-1)b[qc]+=(a?' ':'')+name;}else {b[qc]=a.replace(" "+name,"");b[qc]=b[qc].replace(name,"");}};function qm_kille(e){if(!e)e=event;e.cancelBubble=true;if(e.stopPropagation&&!(qm_s&&e.type=="click"))e.stopPropagation();}/* ]]> */</script>
> 
> I wonder what program creates such unreadable code. Well, anyway, a javascript error pops-up somewhere in that code after I run my script on the files.
> 
> My idea is that the script encounters a unicode character and doesn't know how to act with it and changes it to something else which mess up the whole thing.
> 
> Do you people thing this sound like a good explanation. If it's likely to be the problem, is having my strings u"""bla bla bla""" would fix that?

No, I doubt it has any unicode chars, it is probably pure ascii. I think 
the \ chars are the problem. Try using a raw string - start the string 
with r""" so Python doesn't try to interpret the \ chars as escapes.

Kent


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