var serverSideFile = 'ajax-poller-cast-vote-php.php'; var voteLeftImage = 'images/poll_left.gif'; var voteRightImage = 'images/poll_right.gif'; var voteCenterImage = 'images/poll_middle.gif'; var graphMaxWidth = 90; var graphMinWidth = 15; var pollScrollSpeed = 10
var useCookiesToRememberCastedVotes = true; var txt_totalVotes = 'Ответили: '; var ajaxObjects = new Array(); var pollVotes = new Array(); var pollVoteCounted = new Array(); var totalVotes = new Array(); var preloadedImages = new Array(); preloadedImages[0] = new Image(); preloadedImages[0].src = voteLeftImage; preloadedImages[1] = new Image(); preloadedImages[1].src = voteRightImage; preloadedImages[2] = new Image(); preloadedImages[2].src = voteCenterImage; function Poller_Get_Cookie(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 Poller_Set_Cookie(name,value,expires,path,domain,secure) { expires = expires * 60*60*24*1000; var today = new Date(); var expires_date = new Date( today.getTime() + (expires) ); var cookieString = name + "=" +escape(value) + ( (expires) ? ";expires=" + expires_date.toGMTString() : "") + ( (path) ? ";path=" + path : "") + ( (domain) ? ";domain=" + domain : "") + ( (secure) ? ";secure" : ""); document.cookie = cookieString;}
function showVoteResults(pollId,ajaxIndex)
{ document.getElementById('poller_waitMessage' + pollId).style.display='none'; var xml = ajaxObjects[ajaxIndex].response; xml = xml.replace(/\n/gi,''); var reg = new RegExp("^.*?<pollerTitle>(.*?)<.*$","gi"); var pollerTitle = xml.replace(reg,'$1'); var resultDiv = document.getElementById('poller_results' + pollId); var titleP = document.createElement('P'); titleP.className='result_pollerTitle'; titleP.innerHTML = pollerTitle; resultDiv.appendChild(titleP); var options = xml.split(/<option>/gi); pollVotes[pollId] = new Array(); totalVotes[pollId] = 0; for(var no=1;no<options.length;no++){ var elements = options[no].split(/</gi); var currentOptionId = false; for(var no2=0;no2<elements.length;no2++){ if(elements[no2].substring(0,1)!='/'){ var key = elements[no2].replace(/^(.*?)>.*$/gi,'$1'); var value = elements[no2].replace(/^.*?>(.*)$/gi,'$1'); if(key.indexOf('optionText')>=0){ var pOption = document.createElement('P'); pOption.className='result_pollerOption'; pOption.innerHTML = value; resultDiv.appendChild(pOption);}
if(key.indexOf('optionId')>=0){ currentOptionId = value/1;}
if(key.indexOf('votes')>=0){ var voteDiv = document.createElement('DIV'); voteDiv.className='result_pollGraph'; resultDiv.appendChild(voteDiv); var leftImage = document.createElement('IMG'); leftImage.src = voteLeftImage; voteDiv.appendChild(leftImage); var numberDiv = document.createElement('DIV'); numberDiv.style.backgroundImage = 'url(\'' + voteCenterImage + '\')'; numberDiv.innerHTML = '0%'; numberDiv.id = 'result_voteTxt' + currentOptionId; voteDiv.appendChild(numberDiv); var rightImage = document.createElement('IMG'); rightImage.src = voteRightImage; voteDiv.appendChild(rightImage); pollVotes[pollId][currentOptionId] = value; totalVotes[pollId] = totalVotes[pollId]/1 + value/1;}
}
}
}
var totalVoteP = document.createElement('P'); totalVoteP.className = 'result_totalVotes'; totalVoteP.innerHTML = txt_totalVotes + totalVotes[pollId]; voteDiv.appendChild(totalVoteP); setPercentageVotes(pollId); my_slideVotes(pollId);}
function setPercentageVotes(pollId)
{ for(var prop in pollVotes[pollId]){ pollVotes[pollId][prop] = Math.round( (pollVotes[pollId][prop] / totalVotes[pollId]) * 100);}
var currentSum = 0; for(var prop in pollVotes[pollId]){ currentSum = currentSum + pollVotes[pollId][prop]/1;}
pollVotes[pollId][prop] = pollVotes[pollId][prop] + (100-currentSum);}
function slideVotes(pollId,currentPercent)
{ currentPercent = currentPercent/1 + 1; for(var prop in pollVotes[pollId]){ if(pollVotes[pollId][prop]>=currentPercent){ var obj = document.getElementById('result_voteTxt' + prop); obj.innerHTML = currentPercent + '%'; obj.style.width = Math.max(graphMinWidth,Math.round(currentPercent/100*graphMaxWidth)) + 'px';}
}
if(currentPercent<100)setTimeout('slideVotes("' + pollId + '","' + currentPercent + '")',pollScrollSpeed);}
function my_slideVotes(pollId)
{ for(var prop in pollVotes[pollId]){ var obj = document.getElementById('result_voteTxt' + prop); obj.innerHTML = pollVotes[pollId][prop] + '%'; obj.style.width = Math.max(graphMinWidth,Math.round(pollVotes[pollId][prop]/100*graphMaxWidth)) + 'px';}
}
function prepareForPollResults(pollId)
{ document.getElementById('poller_waitMessage' + pollId).style.display='block'; document.getElementById('poller_question' + pollId).style.display='none';}
function castMyVote(pollId,formObj)
{ var elements = formObj.elements['vote[' + pollId + ']']; var optionId = false; for(var no=0;no<elements.length;no++){ if(elements[no].checked)optionId = elements[no].value;}
Poller_Set_Cookie('ajax_poller_' + pollId,'1',6000000); if(optionId){ var ajaxIndex = ajaxObjects.length; ajaxObjects[ajaxIndex] = new sack(); ajaxObjects[ajaxIndex].requestFile = serverSideFile + '?pollId=' + pollId + '&optionId=' + optionId; prepareForPollResults(pollId); ajaxObjects[ajaxIndex].onCompletion = function(){ showVoteResults(pollId,ajaxIndex);}; ajaxObjects[ajaxIndex].runAJAX();}
}
function displayResultsWithoutVoting(pollId)
{ var ajaxIndex = ajaxObjects.length; ajaxObjects[ajaxIndex] = new sack(); ajaxObjects[ajaxIndex].requestFile = serverSideFile + '?pollId=' + pollId; prepareForPollResults(pollId); ajaxObjects[ajaxIndex].onCompletion = function(){ showVoteResults(pollId,ajaxIndex);}; ajaxObjects[ajaxIndex].runAJAX();}