Michael R Sweet
21 years ago
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f367d28d41
commit
cf3827d52a
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<? |
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// |
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// "$Id: poll.php,v 1.1 2004/05/20 03:38:42 mike Exp $" |
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// |
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// Common poll interface functions... |
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// |
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// This file should be included using "include_once"... |
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// |
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// Contents: |
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// |
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// get_recent_poll() - Get the most recent poll... |
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// show_poll() - Show a poll... |
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// |
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// |
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// Include necessary headers... |
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// |
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include_once "db.php"; |
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// |
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// Constants for poll_type column... |
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// |
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$POLL_TYPE_PICKONE = 0; |
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$POLL_TYPE_PICKMANY = 1; |
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// |
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// 'get_recent_poll()' - Get the most recent poll... |
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// |
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function // O - Poll ID or 0 |
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get_recent_poll() |
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{ |
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$result = db_query("SELECT id FROM poll WHERE is_published = 1 " |
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."ORDER BY id DESC LIMIT 1"); |
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$row = db_next($result); |
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$id = (int)$row['id']; |
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db_free($result); |
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return ($id); |
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} |
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// |
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// 'show_poll()' - Show a poll... |
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// |
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function |
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show_poll($id) // I - Poll ID |
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{ |
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global $PHP_SELF, $POLL_TYPE_PICKONE, $POLL_TYPE_PICKMANY; |
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$result = db_query("SELECT * FROM poll WHERE is_published = 1 AND id = $id"); |
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if (db_count($result) == 1) |
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{ |
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$row = db_next($result); |
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$id = $row['id']; |
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$question = htmlspecialchars($row['question']); |
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print("<p><form method='POST' action='poll.php?v$row[id]'>" |
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."<b>$question</b>\n"); |
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if ($row['poll_type'] == $POLL_TYPE_PICKONE) |
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print("(please pick one)\n"); |
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else |
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print("(pick all that apply)\n"); |
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for ($i = 0; $i < 10; $i ++) |
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{ |
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$answer = htmlspecialchars($row["answer$i"]); |
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if ($answer != "") |
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{ |
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if ($row['poll_type'] == $POLL_TYPE_PICKONE) |
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print("<br /><input type='radio' name='ANSWER'"); |
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else |
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print("<br /><input type='checkbox' name='ANSWER$i'"); |
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print(" value='$i'/>$answer\n"); |
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} |
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} |
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$votes = $row['votes']; |
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if ($votes == 1) |
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$votes .= " vote"; |
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else |
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$votes .= " votes"; |
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$ccount = count_comments("poll.php_r$id"); |
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if ($ccount == 1) |
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$ccount .= " comment"; |
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else |
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$ccount .= " comments"; |
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print("<br /><input type='submit' value='Vote'/>\n" |
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."[ <a href='poll.php?r$id'>Results</a> ]\n"); |
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print("<br />($votes, $ccount)</form></p>\n"); |
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} |
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db_free($result); |
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} |
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// |
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// End of "$Id: poll.php,v 1.1 2004/05/20 03:38:42 mike Exp $". |
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// |
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?> |
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<?php |
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// |
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// "$Id: poll.php,v 1.1 2004/05/20 03:38:42 mike Exp $" |
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// |
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// Poll page... |
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// |
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// |
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// Include necessary headers... |
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// |
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include_once "phplib/html.php"; |
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include_once "phplib/poll.php"; |
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include_once "phplib/common.php"; |
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// Get the operation code: |
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// |
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// cN = show poll N |
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// eN = edit poll N |
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// l = list all polls |
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// n = new poll |
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// rN = show results of poll N |
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// uN = update poll N (POST) |
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// vN = vote for poll N (POST) |
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$poll = 0; |
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if ($argc > 0) |
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{ |
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$op = $argv[0][0]; |
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$argv[0][0] = ' '; |
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$poll = (int)$argv[0]; |
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} |
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else if ($LOGIN_LEVEL >= AUTH_DEVEL) |
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$op = 'l'; |
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else |
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$op = 'c'; |
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if ($poll == 0 && $op != 'u' && $op != 'n') |
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$poll = get_recent_poll(); |
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// Do it! |
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switch ($op) |
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{ |
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case 'c' : // Show a poll |
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html_header("Poll #$poll"); |
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print("<h1>Poll #$poll</h1>\n"); |
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show_poll($poll); |
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html_footer(); |
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break; |
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case 'l' : // List all polls |
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html_header("Polls"); |
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if ($LOGIN_LEVEL > AUTH_USER) |
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{ |
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// Show all polls and allow poll creation... |
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$result = db_query("SELECT * FROM poll ORDER BY id DESC"); |
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html_start_links(1); |
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html_link("Add New Poll", "$PHP_SELF?n"); |
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html_end_links(1); |
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} |
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else |
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{ |
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// Only show published polls... |
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$result = db_query("SELECT * FROM poll WHERE is_published = 1 " |
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."ORDER BY id DESC"); |
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} |
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print("<h1>Polls</h1>\n"); |
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html_start_table(array("ID", "Question::2")); |
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while ($row = db_next($result)) |
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{ |
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$id = $row['id']; |
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$votes = $row['votes']; |
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$question = htmlspecialchars($row['question']); |
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$ccount = count_comments("poll.php_r$id"); |
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if ($ccount == 1) |
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$ccount .= " comment"; |
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else |
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$ccount .= " comments"; |
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html_start_row(); |
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print("<td align='center'>#$row[id]</td>" |
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."<td align='center' width='67%'>$question"); |
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if (!$row['is_published']) |
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print(" <img src='images/private.gif' width='16' height='16' " |
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."align='middle' alt='private'/>"); |
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print("</td><td nowrap><a href='$PHP_SELF?c$id'>Vote</a> | " |
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."<a href='$PHP_SELF?r$id'>Results</a>"); |
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if ($LOGIN_LEVEL > AUTH_USER) |
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print(" | <a href='$PHP_SELF?e$id'>Edit</a>"); |
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print(" ($votes total votes, $ccount)</td>"); |
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html_end_row(); |
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} |
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html_end_table(); |
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db_free($result); |
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html_footer(); |
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break; |
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case 'r' : // Show results |
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html_header("Poll #$poll"); |
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html_start_links(1); |
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html_link("Show All Polls", "$PHP_SELF?l"); |
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html_link("Show Comments", "#_USER_COMMENTS"); |
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html_link("Submit Comment", "comment.php?r0+ppoll.php_r$poll"); |
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html_end_links(1); |
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print("<h1>Poll #$poll</h1>\n"); |
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$result = db_query("SELECT * FROM poll WHERE id = $poll"); |
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$row = db_next($result); |
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$votes = $row['votes']; |
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for ($max_count = 0, $i = 0; $i < 10; $i ++) |
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{ |
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if ($row["count$i"] > $max_count) |
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$max_count = $row["count$i"]; |
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} |
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if ($votes == 0) |
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print("<p>No votes for this poll yet...</p>\n"); |
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else |
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{ |
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$question = htmlspecialchars($row['question']); |
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print("<center><table>\n"); |
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print("<tr><td></td><th align='left'>$question</th></tr>\n"); |
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for ($i = 0; $i < 10; $i ++) |
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{ |
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if ($row["answer$i"] != "") |
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{ |
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$percent = (int)(100 * $row["count$i"] / $votes); |
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$size = (int)(300 * $row["count$i"] / $max_count); |
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$answer = htmlspecialchars($row["answer$i"]); |
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$count = $row["count$i"]; |
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print("<tr><td align='right'>$answer</td><td>" |
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."<img src='${rootpath}images/graph.gif' width='$size' " |
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."height='12'> $count / $percent%</td></tr>\n"); |
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} |
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} |
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print("<tr><td></td><th align='right'>$votes total votes.</th></tr>\n"); |
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print("</table></center>\n"); |
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} |
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print("<hr noshade/>\n" |
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."<h2><a name='_USER_COMMENTS'>User Comments</a></h2>\n"); |
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html_start_links(); |
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html_link("Submit Comment", "comment.php?r0+ppoll.php_r$poll"); |
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html_end_links(); |
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show_comments("poll.php_r$poll"); |
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db_free($result); |
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html_footer(); |
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break; |
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case 'v' : // Vote on a poll |
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$answers = ""; |
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if ($REQUEST_METHOD == "POST") |
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{ |
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if (array_key_exists("ANSWER", $_POST)) |
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{ |
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$answer = (int)$_POST["ANSWER"]; |
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$answers = ",count$answer=count$answer+1"; |
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} |
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else |
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{ |
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for ($i = 0; $i < 10; $i ++) |
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{ |
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if (array_key_exists("ANSWER$i", $_POST)) |
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$answers .= ",count$i=count$i+1"; |
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} |
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} |
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} |
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if ($answers != "") |
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{ |
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if (!db_query("INSERT INTO vote VALUES('poll_${poll}_${REMOTE_ADDR}')") |
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&& $LOGIN_LEVEL < AUTH_DEVEL) |
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{ |
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html_header("Poll Error"); |
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print("<h1>Poll Error</h1>\n"); |
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print("<p>Sorry, it appears that you or someone else using your IP " |
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."address has already voted for " |
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."<a href='$PHP_SELF?r$poll'>poll #$poll</a>.\n"); |
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html_footer(); |
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} |
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else |
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{ |
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db_query("UPDATE poll SET votes=votes+1$answers WHERE id = $poll"); |
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header("Location: $PHP_SELF?r$poll"); |
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} |
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} |
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else |
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{ |
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header("Location: $PHP_SELF?c$poll"); |
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} |
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break; |
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case 'n' : // New poll |
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case 'e' : // Edit poll |
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if (!$LOGIN_USER) |
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{ |
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header("Location:$PHP_SELF?r$poll"); |
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break; |
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} |
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if ($poll) |
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{ |
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html_header("Poll #$poll"); |
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print("<h1>Poll #$poll</h1>\n"); |
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$result = db_query("SELECT * FROM poll WHERE id = $poll"); |
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$row = db_next($result); |
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$question = htmlspecialchars($row['question']); |
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$poll_type = $row['poll_type']; |
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for ($i = 0; $i < 10; $i ++) |
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{ |
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if ($row["answer$i"]) |
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$answer[$i] = htmlspecialchars($row["answer$i"], ENT_QUOTES); |
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else |
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$answer[$i] = ""; |
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} |
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$is_published = $row['is_published']; |
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db_free($result); |
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} |
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else |
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{ |
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html_header("New Poll"); |
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print("<h1>New Poll</h1>\n"); |
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$question = ""; |
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$poll_type = $POLL_TYPE_PICKONE; |
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$answer[0] = ""; |
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$answer[1] = ""; |
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$answer[2] = ""; |
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$answer[3] = ""; |
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$answer[4] = ""; |
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$answer[5] = ""; |
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$answer[6] = ""; |
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$answer[7] = ""; |
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$answer[8] = ""; |
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$answer[9] = ""; |
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$is_published = 0; |
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} |
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print("<form method='POST' action='$PHP_SELF?u$poll'>\n"); |
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print("<center><table>\n" |
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."<tr><th align='right' valign='top'>Question:</th><td>" |
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."<textarea name='QUESTION' wrap='virtual' cols='40' rows='4'>" |
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."$question</textarea></td></tr>\n"); |
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print("<tr><th align='right'>Type:</th><td>" |
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."<select name='POLLTYPE'>"); |
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print("<option value='$POLL_TYPE_PICKONE'"); |
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if ($poll_type == $POLL_TYPE_PICKONE) |
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print(" selected"); |
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print(">Pick One</option>"); |
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print("<option value='$POLL_TYPE_PICKMANY'"); |
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if ($poll_type == $POLL_TYPE_PICKMANY) |
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print(" selected"); |
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print(">Pick Many</option>"); |
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print("</select></td></tr>\n"); |
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print("<tr><th align='right'>Published:</th><td>"); |
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select_is_published($is_published); |
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print("</td></tr>\n"); |
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for ($i = 0; $i < 10; $i ++) |
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{ |
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$number = $i + 1; |
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print("<tr><TH ALIGN='RIGHT'>Answer #$number</th><td>" |
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."<INPUT NAME='ANSWER$i' SIZE='45' MAXLENGTH='255' " |
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."VALUE='$answer[$i]'></td></tr>\n"); |
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} |
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if ($poll) |
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print("<tr><th></th><td><input type='SUBMIT' VALUE='Update Poll'></td></tr>\n"); |
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else |
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print("<tr><th></th><td><input type='SUBMIT' VALUE='Create Poll'></td></tr>\n"); |
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print("</table></center>\n"); |
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print("</form>\n"); |
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html_footer(); |
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break; |
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case 'u' : // Update poll |
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header("Location:$PHP_SELF?l"); |
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if ($LOGIN_LEVEL < AUTH_DEVEL) |
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break; |
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$is_published = (int)$_POST["IS_PUBLISHED"]; |
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$question = db_escape($_POST["QUESTION"]); |
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$poll_type = (int)$_POST["POLLTYPE"]; |
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$answer0 = db_escape($_POST["ANSWER0"]); |
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$answer1 = db_escape($_POST["ANSWER1"]); |
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$answer2 = db_escape($_POST["ANSWER2"]); |
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$answer3 = db_escape($_POST["ANSWER3"]); |
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$answer4 = db_escape($_POST["ANSWER4"]); |
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$answer5 = db_escape($_POST["ANSWER5"]); |
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$answer6 = db_escape($_POST["ANSWER6"]); |
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$answer7 = db_escape($_POST["ANSWER7"]); |
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$answer8 = db_escape($_POST["ANSWER8"]); |
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$answer9 = db_escape($_POST["ANSWER9"]); |
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$date = time(); |
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if ($poll) |
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{ |
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// Update an existing poll... |
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db_query("UPDATE poll SET " |
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."question='$question'," |
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."is_published=$is_published," |
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."poll_type=$poll_type," |
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."answer0='$answer0'," |
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."answer1='$answer1'," |
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."answer2='$answer2'," |
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."answer3='$answer3'," |
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."answer4='$answer4'," |
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."answer5='$answer5'," |
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."answer6='$answer6'," |
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."answer7='$answer7'," |
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."answer8='$answer8'," |
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."answer9='$answer9'," |
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."modify_date=$date," |
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."modify_user='$LOGIN_USER' " |
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."WHERE id = $poll"); |
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} |
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else |
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{ |
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// Create a new poll... |
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db_query("INSERT INTO poll VALUES(NULL," |
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."$is_published," |
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."$poll_type," |
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."'$question'," |
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."'$answer0',0," |
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."'$answer1',0," |
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."'$answer2',0," |
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."'$answer3',0," |
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."'$answer4',0," |
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."'$answer5',0," |
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."'$answer6',0," |
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."'$answer7',0," |
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."'$answer8',0," |
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."'$answer9',0," |
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."0," |
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."$date,'$LOGIN_USER'," |
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."$date,'$LOGIN_USER')"); |
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} |
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break; |
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} |
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db_close(); |
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// |
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// End of "$Id: poll.php,v 1.1 2004/05/20 03:38:42 mike Exp $". |
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// |
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?> |
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