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File: as_jsfunclib.js

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File: as_jsfunclib.js
Role: Auxiliary data
Content type: text/plain
Description: javascript function set needed by class
Class: DHTML and CSS CAPTCHA
CAPTCHA validation using colored boxes and AJAX
Author: By
Last change: asGetObj function added
Date: 14 years ago
Size: 11,136 bytes
 

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// as_jsfunclib.js: useful javascript function set, // written / assembled by Alexander Selifonov <as-works@narod.ru> // V 1.006.114 last change: 28.02.2008 var noajax = 'No XmlHttpRequest in Your browser !'; var postcont = 'application/x-www-form-urlencoded; charset=UTF-8'; var HttpRequestExist = true; function NewXMLHttpRequest() { if(!HttpRequestExist) return false; var xmlhttplocal; try { xmlhttplocal= new ActiveXObject("Msxml2.XMLHTTP") } catch (e) { try { xmlhttplocal= new ActiveXObject("Microsoft.XMLHTTP") } catch (E) { xmlhttplocal=false; } } if (!xmlhttplocal && typeof XMLHttpRequest!='undefined') { try { var xmlhttplocal = new XMLHttpRequest(); } catch (e) { xmlhttplocal = HttpRequestExist = false; } } return(xmlhttplocal); } function SetFormValue(felem,newval) { var itmp; if(typeof(felem)!='object') return; switch(felem.type) { case 'select-one': for(itmp=0;itmp<felem.options.length;itmp++) { if(felem.options[itmp].value==newval) {felem.selectedIndex=itmp; break; } } break; case 'checkbox': felem.checked = (newval>0); break; default: felem.value = newval; break; } } function GetFormValue(felem) { ret = ''; var itmp; if(typeof(felem)!='object') return ret; switch(felem.type) { case 'select-one': itmp=felem.selectedIndex; if(itmp>=0) ret = felem.options[itmp].value; break; case 'checkbox': ret = felem.checked; break; default: ret = felem.value; break; } return ret; } function ComputeParamString(frmname, skipempty, fldlist) { // compute param string with all "frmname" form values var theForm; if(isNaN(skipempty)) skipempty=false; if(typeof(frmname)=='object') theForm=frmname; else theForm=eval("window.document."+frmname); var els = theForm.elements; var retval = ""; for(i=0; i<els.length; i++) { //<2> vname = els[i].name; if(vname=='') continue; if(typeof(fldlist)=='object' && !IsInArray(fldlist,vname)) continue; oneval = ""; t = els[i].type; switch(t) { //<3> case "select-one" : var selobj =els[i]; var nIndex = selobj.selectedIndex; if (nIndex >=0) oneval = selobj.options[nIndex].value; break; case "text": case "button": case "textarea": case 'password': case "hidden": case 'submit': if(els[i].value != "") oneval = els[i].value; break; case "checkbox": /* if(vname =='dago_limit') { alert(vname+ ' type: '+ typeof(els[i]) ); alert('value: '+els[i].value + ' length: '+ els[i].length); } */ oneval = (els[i].checked ? "1":"0"); break; case "radio": if(els[i].value != "" && els[i].checked) oneval = els[i].value; break; default: // alert(vname+': not supported control: '+els[i].type); oneval = els[i].value; break; } //<3> if((oneval!='' && oneval!=0) || (!skipempty)) { if (retval != "") retval = retval + "&"; retval = retval+vname+'='+encodeURIComponent(oneval); } } //<2> return retval; } // ComputeParamString() function SelectBoxSet(frm,objname, val){ var obj; elems = ''; if(typeof frm=='string') eval("obj=document."+frm+"."+objname); else eval('obj=frm.'+objname); if(!isNaN(obj.selectedIndex)) //alert('SelectBoxSet error: '+frm+'.'+objname+" - not a selectbox !"); { for(kk=0; kk<obj.options.length; kk++) { if (obj.options[kk].value==val) { obj.selectedIndex = kk; return; } } } } function FindInSelectBox(frm,objname,val){ var obj; if(typeof frm=='string') eval("obj=document."+frm+"."+objname); else eval('obj=frm.'+objname); if(isNaN(obj.selectedIndex)) return -1; var kk; var vlow = val.toLowerCase(); for(kk=0; kk<obj.options.length; kk++) { if (obj.options[kk].text.toLowerCase()==vlow) return kk; } return -1; } function DateRepair(sparam) { // make input date well formatted: dd.mm.yyyy var sdate = (typeof sparam =='string' ? sparam : sparam.value); if(sdate.length<1) return ''; var d_date = new Date(); if(sdate.length<3) sdate +='.'+d_date.getMonth()+'.'+d_date.getDay(); var syy='', smm='', sdd=''; var dp = 1; if(sdate.charAt(dp)>=0 && sdate.charAt(dp)<='9' && sdate.length>2 ) dp=2; sdd = sdate.substring(0,dp); if(sdate.charAt(dp)>=0 && sdate.charAt(dp)<='9') sdate = sdate.substring(dp); else sdate = sdate.substring(dp+1); dp = 1; if(sdate.charAt(dp)>=0 && sdate.charAt(dp)<='9' && sdate.length>=2 ) dp=2; smm = sdate.substring(0,dp); if(sdate.charAt(dp)>=0 && sdate.charAt(dp)<='9') sdate = sdate.substring(dp); else sdate = sdate.substring(dp+1); if(sdate == '') { sdate = d_date.getFullYear(); } syy = sdate; if(syy.length<4) { if(syy>20 && syy<=99) syy = '19'+syy; else syy = (syy.length==2 ? '20' : 200) + syy; } if(sdd<=0 || smm<=0) return ''; if(sdd.length<2) sdd = '0'+sdd; if(smm.length<2) smm = '0'+smm; ret = sdd+'.'+smm+'.'+syy; if(typeof(sparam)=='object') { sparam.value = ret; return false; } delete d_date; return ret; } function NumberRepair(sparam) { var sdata = (typeof(sparam)=='string' ? sparam : sparam.value); var ret = sdata.replace(',','.'); ret = parseFloat(ret); if(isNaN(ret)) ret = '0'; if(typeof(sparam)=='object') { sparam.value = ret; return; } return ret; } function AddToDate(sdate, years, months, days) { // sdate must be in 'dd.mm.yyyy' format !!! var mlen = [0,31,28,31,30,31,30,31,31,30,31,30,31]; var delem = sdate.split('.'); if(delem.length<3) delem = sdate.split('/'); if(delem.length<3) return ''; var nday = (delem[0]-0); var nmon = (delem[1]-0); var nyear = (delem[2]-0); if(months>12 || months<-12) { years += Math.floor(months/12); months = months % 12; } if(years!=0) nyear +=years; if(months>0) { nmon += months; while(nmon >12) { nyear++; nmon -= 12; } } else if(months<0) { nmon += months; while(nmon <-12) { nyear--; nmon += 12; } } var nmlen = ((nyear % 4==0) && nmon==2) ? 29 : mlen[nmon]; if(days!=0) { nday+=days; if(nday > nmlen) { nday -= nmlen; nmon++; if(nmon>12) { nmon=1; nyear++;}; } else if(nday<=0) { nmon--; if(nmon<=0) { nmon=12; nyear--; } } nmlen = ((nyear % 4==0) && nmon==2) ? 29 : mlen[nmon]; if(nday<=0) nday += nmlen; } if(nday>nmlen) nday = nmlen; if(nday<10) nday = '0'+nday; if(nmon<10) nmon = '0'+nmon; return (nday+'.'+nmon+'.'+nyear); } function IsInArray(arr, val) { for(lp=0; lp<arr.length;lp++){ if(arr[lp]==val) return true; } return false; } function FormatInteger( integer ) { // author: var result = ''; var pattern = '###,###,###,###'; if(typeof(integer)!='string') integer = integer+''; integerIndex = integer.length - 1; patternIndex = pattern.length - 1; while ( (integerIndex >= 0) && (patternIndex >= 0) ) { var digit = integer.charAt( integerIndex ); integerIndex--; // Skip non-digits from the source integer (eradicate current formatting). if ( (digit < '0') || (digit > '9') ) continue; // Got a digit from the integer, now plug it into the pattern. while ( patternIndex >= 0 ) { var patternChar = pattern.charAt( patternIndex ); patternIndex--; // Substitute digits for '#' chars, treat other chars literally. if ( patternChar == '#' ) { result = digit + result; break; } else { result = patternChar + result; } } } return result; } // compares two 'dd.mm.yyyy' strings as dates function CompareDates(dt1,dt2) { var cd1=dt1.substring(6,10)+dt1.substring(3,5)+dt1.substring(0,2); var cd2=dt2.substring(6,10)+dt2.substring(3,5)+dt2.substring(0,2); if(cd1>cd2) return 1; if(cd1<cd2) retun -1; return 0; } /* useful functions from Dustin Diaz, http://www.dustindiaz.com/top-ten-javascript/ */ /* grab Elements from the DOM by className */ function getElementsByClass(searchClass,node,tag) { var classElements = new Array(); if ( node == null ) node = document; if ( tag == null ) tag = '*'; var els = node.getElementsByTagName(tag); var elsLen = els.length; var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)"); for (i = 0, j = 0; i < elsLen; i++) { if ( pattern.test(els[i].className) ) { classElements[j] = els[i]; j++; } } return classElements; } /* get, set, and delete cookies */ function getCookie( name ) { var start = document.cookie.indexOf( name + "=" ); var len = start + name.length + 1; if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) { return null; } if ( start == -1 ) return null; var end = document.cookie.indexOf( ";", len ); if ( end == -1 ) end = document.cookie.length; return unescape( document.cookie.substring( len, end ) ); } function setCookie( name, value, expires, path, domain, secure ) { var today = new Date(); today.setTime( today.getTime() ); if ( expires ) { expires = expires * 1000 * 60 * 60 * 24; } var expires_date = new Date( today.getTime() + (expires) ); document.cookie = name+"="+escape( value ) + ( ( expires ) ? ";expires="+expires_date.toGMTString() : "" ) + //expires.toGMTString() ( ( path ) ? ";path=" + path : "" ) + ( ( domain ) ? ";domain=" + domain : "" ) + ( ( secure ) ? ";secure" : "" ); } function deleteCookie( name, path, domain ) { if ( getCookie( name ) ) document.cookie = name + "=" + ( ( path ) ? ";path=" + path : "") + ( ( domain ) ? ";domain=" + domain : "" ) + ";expires=Thu, 01-Jan-1970 00:00:01 GMT"; } /* quick getElement reference */ function $() { var elements = new Array(); for (var i = 0; i < arguments.length; i++) { var element = arguments[i]; if (typeof element == 'string') element = document.getElementById(element); if (arguments.length == 1) return element; elements.push(element); } return elements; } function asGetObj(name) { if (document.getElementById) { return document.getElementById(name); } else if (document.all) { return document.all[name]; } else if (document.layers) { if (document.layers[name]) { return document.layers[name]; this.style = document.layers[name]; } else { return document.layers.testP.layers[name]; } } return null; }