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Ben Ramey
2017-03-02 21:32:16 -06:00
commit 194e0ca89e
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production/guestbook.php Executable file
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<?php
include 'php/classes/CaptchasDotNet.php';
include "php/classes/page.php";
$page = new Page;
$page->attr('title','The International Jairus Society : Guestbook');
$page->content('guestbook.php');
# produces a captcha for the guestbook form
# create the captcha object to display one and validate one if a post
# is being added
$captcha = new CaptchasDotNet('bramey', 'vgcR8s11vH8bQZIsPISiiCCu3buXgCVkV4AOdRmV',
'site/data/captchas','1800',
'abcdefghkmnopqrstuvwxyz','6','200','80');
# gets the guestbook data for this language
$file_name = "site/data/guestbook_".$page->attr('lang').".xml";
$file = file_get_contents($file_name);
$xml = new SimpleXMLElement($file);
# if we should add an entry to the list
if(isset($_POST['cmd']) && $_POST['cmd'] == 'add')
{
# check that captcha worked
# Check the random string to be valid and return an error message otherwise.
if(!$captcha->validate($_POST['captcha_random']))
$page->addError('You cannot use the same captcha image twice, please try again.');
# Check, that the right CAPTCHA password has been entered and
# return an error message otherwise.
elseif (!$captcha->verify($_POST['captcha_password']))
$page->addError('You entered the wrong text from the image, please try again.');
# else, we are OK and can add the message
else
{
# add the message to the xml
$last_id = $xml->entry[count($xml->entry) - 1]['id'];
$new_entry = $xml->addChild('entry');
$new_entry->addAttribute('id',$last_id + 1);
$new_entry->addChild('date',date("n/j/Y"));
$new_entry->addChild('name',htmlentities($_POST['name']));
$new_entry->addChild('message',htmlentities($_POST['message']));
$page->addMessage('Entry successfully added!');
# update the guestbook file
file_put_contents($file_name,$xml->asXML());
}
}
# the page to display of guestbook entries
$per_page = 7;
$gb_page = isset($_GET['page']) ? $_GET['page'] : 1;
# we start at the back of the list since the latest entries
# are last in the file
$start_at = (count($xml->entry) - 1) - (($gb_page - 1) * $per_page);
$stop_at = (($start_at - $per_page) < 0) ? 0 : $start_at - $per_page + 1;
# get the entries for this page and determine if
# there should be a link to newer and/or older posts
$entries = $xml->entry;
$older = $stop_at != 0 ? $gb_page + 1 : 0;
$newer = $xml->entry[$start_at + 1] ? $gb_page - 1 : 0;
$page->data('captcha',$captcha);
$page->data('guestbook',$entries);
$page->data('older',$older);
$page->data('newer',$newer);
$page->data('start_at',$start_at);
$page->data('stop_at',$stop_at);
$page->process();
?>