311 lines
12 KiB
Plaintext
311 lines
12 KiB
Plaintext
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<?php
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class Poll {
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function Poll($poll) {
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$this = new Node($poll);
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$this->runtime = $poll[runtime];
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$this->active = $poll[active];
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$this->voters = $poll[voters];
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}
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}
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function poll_cron() {
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$result = _node_get("type", "poll");
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while ($poll = db_fetch_array($result)) {
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if ($poll[active]) {
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if (($poll[timestamp] + $poll[runtime]) < time()) {
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$poll[active] = 0;
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node_save($poll,array(filter));
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}
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}
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}
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}
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function poll_get_choices_array($poll) {
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$result = db_query("SELECT * FROM poll_choices WHERE nid='" . $poll[nid] . "'");
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if ($result) {
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while ($choices = db_fetch_array($result)) {
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$m = max($m,$choices[chvotes]);
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$t += $choices[chvotes];
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$poll[choice][$choices[chorder]]=$choices[chtext];
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$poll[chvotes][$choices[chorder]]=$choices[chvotes];
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$poll[chid][$choices[chorder]]=$choices[chid];
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}
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ksort($poll[choice]);
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ksort($poll[votes]);
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ksort($poll[chid]);
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}
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$poll[maxvotes]=max(1,$m);
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$poll[totalvotes]=$t;
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return $poll;
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}
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function poll_get_choices_obj($poll) {
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$result = db_query("SELECT * FROM poll_choices WHERE nid='" . $poll->nid . "'");
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if ($result) {
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while ($choices = db_fetch_array($result)) {
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$m = max($m,$choices[chvotes]);
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$t += $choices[chvotes];
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$poll->choice[$choices[chorder]] = $choices[chtext];
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$poll->chvotes[$choices[chorder]] = $choices[chvotes];
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$poll->chid[$choices[chorder]] = $choices[chid];
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}
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ksort($poll->choice);
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ksort($poll->chvotes);
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ksort($poll->chid);
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}
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$poll->maxvotes=max(1,$m);
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$poll->totalvotes=$t;
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return $poll;
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}
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function poll_status() {
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return array(dumped, queued, posted);
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}
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function poll_search($keys) {
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global $status, $user;
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$result = db_query("SELECT n.*, p.* FROM poll p LEFT JOIN node n ON n.nid = p.nid AND n.lid = p.lid WHERE n.status = '$status[posted]' AND (n.title LIKE '%$keys%') LIMIT 20");
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while ($poll = db_fetch_object($result)) {
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$find[$i++] = array("title" => check_output($poll->title), "link" => (user_access($user, "poll") ? "admin.php?mod=poll&op=edit&id=$poll->nid" : "node.php?id=$poll->nid"), "user" => $poll->userid, "date" => $poll->timestamp);
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}
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return $find;
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}
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function poll_help() {
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?>
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<i>No help available.</i>
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<?php
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}
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function poll_graph($val) {
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$p = round($val * 100);
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return "<table width=\"100%\" cellspacing=\"0\" cellpadding=\"0\"><tr>" . ($p?"<td width=\"" . $p . "%\" style=\"background-color: #000000;\"><span style=\"font-size: 4pt;\"> </span></td>":"") . ($p<100?"<td style=\"background-color: #ffffff;\" width=\"" . (100-$p) . "%\"><span style=\"font-size: 4pt;\"> </span></td>":"") . "</tr></table>";
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}
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function poll_view($node, $main = 0, $block = 0) {
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global $theme, $op, $user, $chid, $REQUEST_URI;
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if (($node->active) && (!field_get($node->voters,$user->userid))) $voting = 1;
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if ((!$voting) && ($op != "View")) $op = "View";
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switch ($op) {
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case "Vote":
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if (($node->active) && (!field_get($node->voters,$user->userid))) {
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$result = db_query("UPDATE poll_choices SET chvotes=chvotes+1 WHERE nid='" . $node->nid . "' && chid='" . check_input($chid) . "'");
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if (($result) && ($user)) {
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$new = node_get_array("nid",$node->nid);
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$new[voters] = field_set($node->voters,$user->userid,1);
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node_save($new,array(voters));
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$node = node_get_object("nid",$node->nid);
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}
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}
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case "View":
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$node = poll_get_choices_obj($node);
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$title = "<b>" . check_output($node->title) . "</b>";
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$footer = "<small>(" . format_plural($node->totalvotes, "vote", "votes") . ")</small>";
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$node->totalvotes = max(1,$node->totalvotes);
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if (!$block) $output .= "<small>Posted by " . format_username($node->userid) . " on " . format_date($node->timestamp,large) . "</small><br>\r\n";
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foreach ($node->choice as $key => $value) {
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if ($main) {
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$output .= "<table cellspacing=\"1\" cellpadding=\"0\" width=\"100%\"><tr><td width=\"20%\" valign=\"middle\" align=\"left\">" . check_output($value) . "</td><td width=\"70%\">" . poll_graph($node->chvotes[$key] / $node->maxvotes) . "</td><td width=\"10%\" align=\"right\">" . round(($node->chvotes[$key] / $node->totalvotes) * 100) . "%</td></tr></table>";
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}
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else {
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$output .= (!$block ? "<br>" : "") . check_output($value) . "<br><table width=\"90%\" align=\"center\" cellspacing=\"1\" cellpadding=\"0\"><tr><td width=\"70%\" valign=\"middle\" align=\"left\">" . poll_graph($node->chvotes[$key] / $node->maxvotes) . "</td><td align=\"right\">" . round(($node->chvotes[$key] / $node->totalvotes) * 100) . "%</td></tr></table>\r\n";
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}
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}
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$output .= "<div align=\"center\">" . $footer . "</div>";
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break;
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default:
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$node = poll_get_choices_obj($node);
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$title = "<b>" . check_output($node->title) . "</b>";
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$footer = "<small>(" . format_plural($node->totalvotes, "vote", "votes") . ")</small>";
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$node->totalvotes = max(1,$node->totalvotes);
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if (!$block) $output .= "<small>Posted by " . format_username($node->userid) . " on " . format_date($node->timestamp,large) . "</small><br><br>\r\n";
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$output .= "<table align=\"center\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\"><tr><td align=\"left\">";
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foreach ($node->choice as $key => $value) {
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$output .= "<input type=\"radio\" name=\"chid\" value=\"" . $node->chid[$key] . "\"> " . check_output($value) . "<br>\r\n";
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}
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$output .= "</td></tr></table>";
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$output .= "<br><div align=\"center\">" . form_submit("Vote") . "<br>" .$footer . "</div>";
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$output = form($REQUEST_URI, $output);
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}
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if (!$block) $theme->box($title,$output);
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return array("title" => $title, "content" => $output);
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}
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function poll_form($edit = array(), $nocheck = 0) {
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global $allowed_html, $REQUEST_URI, $user;
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$duration = array(0 => t("Unlimited"), 86400 => t("1 day"), 172800 => t("2 days"), 345600 => t("4 days"),
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604800 => t("1 week"), 1209600 => t("2 weeks"), 2678400 => t("1 month"), 5356800 => t("2 months"),
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10713600 => t("4 months"), 31536000 => t("1 year"));
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$active = array(0 => "Closed", 1 => "Active");
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$admin = ($edit[nid] && user_access($user,"poll")) ? 1 : 0;
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/* Mini-form for number of choiceboxes */
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$choices = $edit[choices]?$edit[choices]:5;
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for ($c = 2; $c <= 20; $c++) $opts[$c]=$c;
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$form .= form_select(t("Number of choices"), "choices", $choices, $opts, t("This box specifies the number of choiceboxes in this form, it doesn't affect the actual amount of choices in the poll."));
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$form .= form_submit(t("Refresh")) . "<br><br><br>";
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/* Main form */
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$form .= form_item(t("Your name"), format_username(($edit[userid] ? $edit[userid] : $user->userid)));
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$form .= form_hidden("userid", $edit[userid]);
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$form .= form_textfield(t("Question"), "title", $edit[title], 50, 127);
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for ($a = 0; $a < $choices; $a++) {
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$form .= form_textfield(t("Choice")." ".($a+1), "choice][$a", $edit[choice][$a], 50, 127);
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if ($admin) $form .= form_textfield(strtr(t("Votes for choice %n"), array("%n" => ($a+1))), "chvotes][$a", $edit[chvotes][$a] ? $edit[chvotes][$a] : 0, 7, 7);
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}
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$form .= form_select(t("Poll duration"), "runtime", $edit[runtime] ? $edit[runtime] : t("1 week"), $duration, t("After this period, the poll will automatically be closed."));
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if ($admin) $form .= form_select(t("Poll status"), "active", $edit[active], $active);
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$form .= structure_form("poll", $edit);
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// hidden fields:
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if ($edit[nid] > 0) {
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$form .= form_hidden("nid", $edit[nid]);
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}
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if ((!$edit) || ($nocheck)) {
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$form .= form_submit(t("Preview"));
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}
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else if (!$edit[title]) {
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$form .= "<FONT COLOR=\"red\">". t("Warning: you did not supply a question.") ."</FONT><P>\n";
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$form .= form_submit(t("Preview"));
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}
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else if ((!$edit[choice][0]) && (!$edit[choice][1])) {
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$form .= "<FONT COLOR=\"red\">". t("Warning: you must supply at least 2 choices.") ."</FONT><P>\n";
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$form .= form_submit(t("Preview"));
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}
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else {
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$form .= form_submit(t("Preview"));
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$form .= form_submit(t("Submit"));
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}
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return form($REQUEST_URI, $form);
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}
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function poll_save($edit) {
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global $status, $user;
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if (!$edit[nid]) {
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$nid = node_save($edit, array(active => 1, author => $user->id, cid, comment => category_comment($edit[cid]), moderate => topic_moderate($edit[tid]), promote => category_promote($edit[cid]), runtime, score => 0, status => (category_submission($edit[cid]) ? $status[queued] : $status[posted]), tid, timestamp => time(), title, type => "poll", votes => 0, voters => ""));
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}
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else if (user_access($user)) {
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$nid = node_save($edit, array(active, cid, tid, runtime, title, type => "poll"));
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db_query("DELETE FROM poll_choices WHERE nid='" . $nid . "'");
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}
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if ($nid) {
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foreach ($edit[choice] as $key => $value) {
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if ($value) {
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$v[] = "('" . $nid . "', '" . check_input($value) . "', '". check_input($edit[votes][$key]) ."', '". check_input($key) ."')";
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}
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}
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db_query("INSERT INTO poll_choices (nid, chtext, chvotes, chorder) VALUES " . implode(",",$v));
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}
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}
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function poll_block() {
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$result = _node_get("type", "poll");
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while ($poll = db_fetch_object($result)) {
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if ($poll->active) break;
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}
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if ($poll) {
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$poll = poll_view($poll, 0, 1);
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$output = "<b>" . $poll[title] . "</b><br>" . $poll[content];
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}
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$blocks[0][subject] = "Latest poll";
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$blocks[0][content] = $output ? $output : "No active polls.";
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$blocks[0][info] = "Display the latest active poll.";
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$blocks[0][link] = "index.php";
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return $blocks;
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}
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function poll_query($type = "") {
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global $status;
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$queries = array(array("recent polls", "WHERE n.type = 'poll' ORDER BY n.timestamp DESC"), array("active polls", "WHERE n.type = 'poll' AND n.status = '$status[posted]' ORDER BY n.timestamp DESC"), array("queued polls", "WHERE n.type = 'poll' AND n.status = '$status[queued]' ORDER BY n.timestamp DESC"), array("dumped polls", "WHERE n.type = 'poll' AND n.status = '$status[dumped]' ORDER BY n.timestamp DESC"), array("polls without category (integrity)", "WHERE n.type = 'poll' AND n.cid = '0' ORDER BY n.timestamp DESC"), array("polls without topic (integrity)", "WHERE n.type = 'poll' AND n.tid = '0' ORDER BY n.timestamp DESC"));
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return ($queries[$type] ? $queries[$type] : $queries);
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}
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function poll_overview($query = array()) {
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return node_overview($query);
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}
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function poll_admin() {
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global $id, $edit, $mod, $keys, $op, $theme, $type, $user;
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print "<SMALL><A HREF=\"admin.php?mod=poll&op=add\">add new poll</A> | <A HREF=\"admin.php?mod=poll&op=listing\">poll listing</A> | <A HREF=\"admin.php?mod=poll&op=search\">search poll</A> | <A HREF=\"admin.php?mod=poll\">overview</A> | <A HREF=\"admin.php?mod=poll&op=help\">help</A></SMALL><HR>\n";
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$type = ($type ? $type : 0);
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switch ($op) {
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case "delete":
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print poll_delete($id);
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print poll_overview(poll_query($type));
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break;
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case "edit":
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print poll_form(poll_get_choices_array(node_get_array("nid", check_input($id))));
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break;
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case "help":
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poll_help();
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break;
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case "listing":
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print node_listing(poll_query());
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break;
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case "search":
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print search_form($keys);
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print search_data($keys, $mod);
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break;
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case t("Preview"):
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poll_view(new Poll($edit));
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case "add":
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print poll_form($edit);
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break;
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case t("Refresh"):
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print poll_form($edit, 1);
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break;
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case t("Submit"):
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poll_save($edit);
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// fall through:
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default:
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print poll_overview(poll_query($type));
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}
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}
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function poll_user() {
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global $edit, $op, $theme, $user;
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switch($op) {
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case t("Refresh"):
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$theme->box(t("Submit"), poll_form($edit, 1));
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break;
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case t("Preview"):
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poll_view(new Poll($edit));
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$theme->box(t("Submit"), poll_form($edit));
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break;
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case t("Submit"):
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poll_save($edit);
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$theme->box(t("Submit"), t("Thank you for your submission."));
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break;
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default:
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$theme->box(t("Submit"), poll_form());
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}
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}
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?>
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