📄 class_poll.php
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function get_poll_question($poll_id) {
if (!isset($this->poll_question[$poll_id]) && file_exists("$this->include_path/polldata/$poll_id")) {
$line = file("$this->include_path/polldata/$poll_id");
if (ereg(".*\\|[0-9]+\\|[0-9]+\\|[0-9]{1}\\|[0-9]{1}\\|[0-9]{1}\\|[0-9]{1}",$line[0])) {
list($question,$timestamp,$exp_time,$expire,$logging,$status,$comments) = split("\\|",$line[0]);
$this->poll_question[$poll_id] = $question;
} else {
$this->poll_question[$poll_id] = '';
}
} else {
$this->poll_question[$poll_id] = '';
}
return $this->poll_question[$poll_id];
}
function display_poll($poll_id) {
if (!isset($this->poll_view_html[$poll_id]) || !isset($this->poll_view_html[$poll_id][$this->template_set])) {
if ($this->get_poll_data($poll_id)) {
$pollvars = $this->pollvars;
$question = $this->question;
eval("\$display_html = \"".$this->get_poll_tpl("display_head")."\";");
$loop_html = $this->get_poll_tpl("display_loop");
for (reset($this->poll_array); $key=key($this->poll_array); next($this->poll_array)) {
$key = $key;
eval("\$display_html .= \"$loop_html\";");
}
eval("\$display_html .= \"".$this->get_poll_tpl("display_foot")."\";");
$this->poll_view_html[$poll_id][$this->template_set] = $display_html;
} else {
return '';
}
}
return $this->poll_view_html[$poll_id][$this->template_set];
}
function view_poll_result($poll_id,$vote_stat=0) {
if (!isset($this->poll_result_html[$poll_id]) || !isset($this->poll_result_html[$poll_id][$this->template_set])) {
if ($this->get_poll_data($poll_id)) {
$pollvars = $this->pollvars;
$question = $this->question;
eval("\$result_html = \"".$this->get_poll_tpl("result_head")."\";");
$loop_html = $this->get_poll_tpl("result_loop");
if (count($this->poll_array)) {
if ($this->pollvars['result_order'] == "asc") {
uasort($this->poll_array,"sort_poll");
} elseif ($this->pollvars['result_order'] == "desc") {
uasort($this->poll_array,"rsort_poll");
}
$top_pos = (int) ($this->maxvote);
}
$total = ($this->total_votes<=0) ? 1 : $this->total_votes;
$top_pos = ($this->total_votes==0) ? 1 : (int) ($this->maxvote);
for (reset($this->poll_array); $key=key($this->poll_array); next($this->poll_array)) {
$vote_val = ($this->pollvars['type']=="percent") ? sprintf("%.1f",($this->poll_array[$key]*100/$total))."%" : $this->poll_array[$key];
$vote_percent = sprintf("%.2f",($this->poll_array[$key]*100/$total));
$vote_count = $this->poll_array[$key];
$img_width = (int) ($this->poll_array[$key]*$this->pollvars['img_length']/$top_pos);
$image = $this->color_array[$key];
$key_val = htmlspecialchars($key);
eval("\$result_html .= \"$loop_html\";");
}
$VOTE = ($vote_stat==1) ? $this->pollvars['voted'] : '';
$COMMENT = ($this->comments==1) ? "<a href=\"javascript:void(window.open('$pollvars[base_url]/comments.php?action=send&id=$poll_id&template_set=$this->template_set','$poll_id','width=230,height=320,toolbar=no,statusbar=no'))\">".$this->pollvars['send_com']."</a>" : '';
eval("\$result_html .= \"".$this->get_poll_tpl("result_foot")."\";");
$this->poll_result_html[$poll_id][$this->template_set] = $result_html;
} else {
return '';
}
}
return $this->poll_result_html[$poll_id][$this->template_set];
}
function get_random_poll_id() {
$hnd = opendir("$this->include_path/polldata");
while ($file = readdir($hnd)) {
if (eregi("([0-9]+$)", $file)) {
$poll_list[] = $file;
}
}
closedir($hnd);
if (isset($poll_list)) {
usort($poll_list,"sort_poll");
for ($i=0; $i<sizeof($poll_list); $i++) {
$line = file("$this->include_path/polldata/$poll_list[$i]");
list($question,$timestamp,$exp_time,$expire,$logging,$status,$comments) = split("\\|",$line[0]);
if (($status==1 && $expire==0) || ($status==1 && $exp_time>time())) {
if (eregi("([0-9]+$)", $poll_list[$i], $regs)) {
$poll_id_arr[] = $regs[1];
}
}
}
}
if (!isset($poll_id_arr)) {
return 0;
}
$available = sizeof($poll_id_arr)-1;
srand((double) microtime() * 1000000);
$random_id = ($available>0) ? rand(0,$available) : 0;
return $poll_id_arr[$random_id];
}
function get_latest_poll_id() {
$poll_ids = $this->get_poll_list();
if (!$poll_ids) {
return 0;
}
return $poll_ids[0];
}
function is_valid_poll_id($poll_id) {
if ($poll_id>0) {
if (!file_exists("$this->include_path/polldata/$poll_id")) {
return false;
} else {
$stat_array = $this->get_poll_stat($poll_id);
return ($stat_array["status"]==2) ? false : true;
}
} else {
return false;
}
}
function has_voted($poll_id) {
global $HTTP_COOKIE_VARS;
$pollcookie = "AdvancedPoll".$poll_id;
if (isset($HTTP_COOKIE_VARS[$pollcookie])) {
return true;
}
if ($this->pollvars['check_ip']==2) {
$found=false;
if (file_exists("$this->include_path/polldata/$poll_id.ip")) {
$ip_array = file("$this->include_path/polldata/$poll_id.ip");
$this_time = time();
for ($i=0; $i<sizeof($ip_array); $i++) {
list ($ip_addr, $time_stamp) = split("\\|",$ip_array[$i]);
if ($this_time < ($time_stamp+3600*$this->pollvars['lock_timeout'])) {
if ($this->ip == $ip_addr) {
$found=true;
break;
}
}
}
}
return $found;
} else {
return false;
}
}
function is_active_poll_id($poll_id) {
if ($poll_id>0) {
if (!file_exists("$this->include_path/polldata/$poll_id")) {
return false;
} else {
$stat_array = $this->get_poll_stat($poll_id);
if ($stat_array["expire"]==0) {
return true;
}
return ($stat_array['exp_time']<time()) ? false : true;
}
} else {
return false;
}
}
function get_query_strg($self) {
global $HTTP_SERVER_VARS;
if (isset($HTTP_SERVER_VARS['QUERY_STRING']) && !empty($HTTP_SERVER_VARS['QUERY_STRING'])) {
if (ereg("($self=[0-9]+)",$HTTP_SERVER_VARS['QUERY_STRING'],$regs)) {
$HTTP_SERVER_VARS['QUERY_STRING'] = str_replace($regs[1], "", $HTTP_SERVER_VARS['QUERY_STRING']);
}
$HTTP_SERVER_VARS['QUERY_STRING'] = str_replace("$self=", "", $HTTP_SERVER_VARS['QUERY_STRING']);
if (empty($HTTP_SERVER_VARS['QUERY_STRING'])) {
$append = $HTTP_SERVER_VARS['PHP_SELF']."?";
} else {
$query_vars = explode("&",$HTTP_SERVER_VARS['QUERY_STRING']);
$append = $HTTP_SERVER_VARS['PHP_SELF']."?";
for ($i=0; $i<sizeof($query_vars); $i++) {
if (!empty($query_vars[$i])) {
$append .= $query_vars[$i]."&";
}
}
}
} else {
$append = $HTTP_SERVER_VARS['PHP_SELF']."?";
}
return $append;
}
function poll_process($poll_id='') {
global $HTTP_GET_VARS, $HTTP_POST_VARS;
$poll_ident = (isset($HTTP_POST_VARS['poll_ident'])) ? intval($HTTP_POST_VARS['poll_ident']) : "";
if ($poll_ident == "") {
if (isset($HTTP_GET_VARS['poll_ident'])) {
$poll_ident = intval($HTTP_GET_VARS['poll_ident']);
}
}
$option_id = (isset($HTTP_POST_VARS['option_id'])) ? trim($HTTP_POST_VARS['option_id']) : "";
if ($option_id == "") {
if (isset($HTTP_GET_VARS['option_id'])) {
$option_id = trim($HTTP_GET_VARS['option_id']);
}
}
$action = (isset($HTTP_POST_VARS['action'])) ? trim($HTTP_POST_VARS['action']) : "";
if ($action == "") {
if (isset($HTTP_GET_VARS['action'])) {
$action = trim($HTTP_GET_VARS['action']);
}
}
if ($poll_id=="random") {
$poll_id = (empty($poll_ident)) ? $this->get_random_poll_id() : $poll_ident;
} elseif ($poll_id=="newest") {
$poll_id = $this->get_latest_poll_id();
}
if ($this->is_valid_poll_id($poll_id)) {
$voted = $this->has_voted($poll_id);
$is_active = $this->is_active_poll_id($poll_id);
if ($action=="results" && $poll_id==$poll_ident) {
return $this->view_poll_result($poll_id,0);
} elseif (!$is_active) {
return $this->view_poll_result($poll_id,0);
} elseif ($is_active && $voted) {
return $this->view_poll_result($poll_id,1);
} elseif (!$voted && isset($option_id) && $action=="vote" && $poll_id==$poll_ident) {
$this->update_poll($poll_id,$option_id);
return $this->view_poll_result($poll_id,0);
} else {
return $this->display_poll($poll_id);
}
} else {
$error = "<b>Poll ID <font color=red>$poll_id</font> does not exist.</b>";
return $error;
}
}
}
function sort_poll($a,$b) {
if ($a == $b) return 0;
return ($a > $b) ? 1 : -1;
}
function rsort_poll($a,$b) {
if ($a == $b) return 0;
return ($a > $b) ? -1 : 1;
}
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