--- /dev/null
+<?php
+/*
+ * This is a PHP library that handles calling reCAPTCHA.
+ * - Documentation and latest version
+ * http://recaptcha.net/plugins/php/
+ * - Get a reCAPTCHA API Key
+ * https://www.google.com/recaptcha/admin/create
+ * - Discussion group
+ * http://groups.google.com/group/recaptcha
+ *
+ * Copyright (c) 2007 reCAPTCHA -- http://recaptcha.net
+ * AUTHORS:
+ * Mike Crawford
+ * Ben Maurer
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/**
+ * The reCAPTCHA server URL's
+ */
+define("RECAPTCHA_API_SERVER", "http://www.google.com/recaptcha/api");
+define("RECAPTCHA_API_SECURE_SERVER", "https://www.google.com/recaptcha/api");
+define("RECAPTCHA_VERIFY_SERVER", "www.google.com");
+
+/**
+ * Encodes the given data into a query string format
+ * @param $data - array of string elements to be encoded
+ * @return string - encoded request
+ */
+function _recaptcha_qsencode ($data) {
+ $req = "";
+ foreach ( $data as $key => $value )
+ $req .= $key . '=' . urlencode( stripslashes($value) ) . '&';
+
+ // Cut the last '&'
+ $req=substr($req,0,strlen($req)-1);
+ return $req;
+}
+
+
+
+/**
+ * Submits an HTTP POST to a reCAPTCHA server
+ * @param string $host
+ * @param string $path
+ * @param array $data
+ * @param int port
+ * @return array response
+ */
+function _recaptcha_http_post($host, $path, $data, $port = 80) {
+
+ $req = _recaptcha_qsencode ($data);
+
+ $http_request = "POST $path HTTP/1.0\r\n";
+ $http_request .= "Host: $host\r\n";
+ $http_request .= "Content-Type: application/x-www-form-urlencoded;\r\n";
+ $http_request .= "Content-Length: " . strlen($req) . "\r\n";
+ $http_request .= "User-Agent: reCAPTCHA/PHP\r\n";
+ $http_request .= "\r\n";
+ $http_request .= $req;
+
+ $response = '';
+ if( false == ( $fs = @fsockopen($host, $port, $errno, $errstr, 10) ) ) {
+ die ('Could not open socket');
+ }
+
+ fwrite($fs, $http_request);
+
+ while ( !feof($fs) )
+ $response .= fgets($fs, 1160); // One TCP-IP packet
+ fclose($fs);
+ $response = explode("\r\n\r\n", $response, 2);
+
+ return $response;
+}
+
+
+
+/**
+ * Gets the challenge HTML (javascript and non-javascript version).
+ * This is called from the browser, and the resulting reCAPTCHA HTML widget
+ * is embedded within the HTML form it was called from.
+ * @param string $pubkey A public key for reCAPTCHA
+ * @param string $error The error given by reCAPTCHA (optional, default is null)
+ * @param boolean $use_ssl Should the request be made over ssl? (optional, default is false)
+
+ * @return string - The HTML to be embedded in the user's form.
+ */
+function recaptcha_get_html ($pubkey, $error = null, $use_ssl = false)
+{
+ if ($pubkey == null || $pubkey == '') {
+ die ("To use reCAPTCHA you must get an API key from <a href='https://www.google.com/recaptcha/admin/create'>https://www.google.com/recaptcha/admin/create</a>");
+ }
+
+ if ($use_ssl) {
+ $server = RECAPTCHA_API_SECURE_SERVER;
+ } else {
+ $server = RECAPTCHA_API_SERVER;
+ }
+
+ $errorpart = "";
+ if ($error) {
+ $errorpart = "&error=" . $error;
+ }
+ return '<script type="text/javascript" src="'. $server . '/challenge?k=' . $pubkey . $errorpart . '"></script>
+
+ <noscript>
+ <iframe src="'. $server . '/noscript?k=' . $pubkey . $errorpart . '" height="300" width="500" frameborder="0"></iframe><br/>
+ <textarea name="recaptcha_challenge_field" rows="3" cols="40"></textarea>
+ <input type="hidden" name="recaptcha_response_field" value="manual_challenge"/>
+ </noscript>';
+}
+
+
+
+
+/**
+ * A ReCaptchaResponse is returned from recaptcha_check_answer()
+ */
+class ReCaptchaResponse {
+ var $is_valid;
+ var $error;
+}
+
+
+/**
+ * Calls an HTTP POST function to verify if the user's guess was correct
+ * @param string $privkey
+ * @param string $remoteip
+ * @param string $challenge
+ * @param string $response
+ * @param array $extra_params an array of extra variables to post to the server
+ * @return ReCaptchaResponse
+ */
+function recaptcha_check_answer ($privkey, $remoteip, $challenge, $response, $extra_params = array())
+{
+ if ($privkey == null || $privkey == '') {
+ die ("To use reCAPTCHA you must get an API key from <a href='https://www.google.com/recaptcha/admin/create'>https://www.google.com/recaptcha/admin/create</a>");
+ }
+
+ if ($remoteip == null || $remoteip == '') {
+ die ("For security reasons, you must pass the remote ip to reCAPTCHA");
+ }
+
+
+
+ //discard spam submissions
+ if ($challenge == null || strlen($challenge) == 0 || $response == null || strlen($response) == 0) {
+ $recaptcha_response = new ReCaptchaResponse();
+ $recaptcha_response->is_valid = false;
+ $recaptcha_response->error = 'incorrect-captcha-sol';
+ return $recaptcha_response;
+ }
+
+ $response = _recaptcha_http_post (RECAPTCHA_VERIFY_SERVER, "/recaptcha/api/verify",
+ array (
+ 'privatekey' => $privkey,
+ 'remoteip' => $remoteip,
+ 'challenge' => $challenge,
+ 'response' => $response
+ ) + $extra_params
+ );
+
+ $answers = explode ("\n", $response [1]);
+ $recaptcha_response = new ReCaptchaResponse();
+
+ if (trim ($answers [0]) == 'true') {
+ $recaptcha_response->is_valid = true;
+ }
+ else {
+ $recaptcha_response->is_valid = false;
+ $recaptcha_response->error = $answers [1];
+ }
+ return $recaptcha_response;
+
+}
+
+/**
+ * gets a URL where the user can sign up for reCAPTCHA. If your application
+ * has a configuration page where you enter a key, you should provide a link
+ * using this function.
+ * @param string $domain The domain where the page is hosted
+ * @param string $appname The name of your application
+ */
+function recaptcha_get_signup_url ($domain = null, $appname = null) {
+ return "https://www.google.com/recaptcha/admin/create?" . _recaptcha_qsencode (array ('domains' => $domain, 'app' => $appname));
+}
+
+function _recaptcha_aes_pad($val) {
+ $block_size = 16;
+ $numpad = $block_size - (strlen ($val) % $block_size);
+ return str_pad($val, strlen ($val) + $numpad, chr($numpad));
+}
+
+/* Mailhide related code */
+
+function _recaptcha_aes_encrypt($val,$ky) {
+ if (! function_exists ("mcrypt_encrypt")) {
+ die ("To use reCAPTCHA Mailhide, you need to have the mcrypt php module installed.");
+ }
+ $mode=MCRYPT_MODE_CBC;
+ $enc=MCRYPT_RIJNDAEL_128;
+ $val=_recaptcha_aes_pad($val);
+ return mcrypt_encrypt($enc, $ky, $val, $mode, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0");
+}
+
+
+function _recaptcha_mailhide_urlbase64 ($x) {
+ return strtr(base64_encode ($x), '+/', '-_');
+}
+
+/* gets the reCAPTCHA Mailhide url for a given email, public key and private key */
+function recaptcha_mailhide_url($pubkey, $privkey, $email) {
+ if ($pubkey == '' || $pubkey == null || $privkey == "" || $privkey == null) {
+ die ("To use reCAPTCHA Mailhide, you have to sign up for a public and private key, " .
+ "you can do so at <a href='http://www.google.com/recaptcha/mailhide/apikey'>http://www.google.com/recaptcha/mailhide/apikey</a>");
+ }
+
+
+ $ky = pack('H*', $privkey);
+ $cryptmail = _recaptcha_aes_encrypt ($email, $ky);
+
+ return "http://www.google.com/recaptcha/mailhide/d?k=" . $pubkey . "&c=" . _recaptcha_mailhide_urlbase64 ($cryptmail);
+}
+
+/**
+ * gets the parts of the email to expose to the user.
+ * eg, given johndoe@example,com return ["john", "example.com"].
+ * the email is then displayed as john...@example.com
+ */
+function _recaptcha_mailhide_email_parts ($email) {
+ $arr = preg_split("/@/", $email );
+
+ if (strlen ($arr[0]) <= 4) {
+ $arr[0] = substr ($arr[0], 0, 1);
+ } else if (strlen ($arr[0]) <= 6) {
+ $arr[0] = substr ($arr[0], 0, 3);
+ } else {
+ $arr[0] = substr ($arr[0], 0, 4);
+ }
+ return $arr;
+}
+
+/**
+ * Gets html to display an email address given a public an private key.
+ * to get a key, go to:
+ *
+ * http://www.google.com/recaptcha/mailhide/apikey
+ */
+function recaptcha_mailhide_html($pubkey, $privkey, $email) {
+ $emailparts = _recaptcha_mailhide_email_parts ($email);
+ $url = recaptcha_mailhide_url ($pubkey, $privkey, $email);
+
+ return htmlentities($emailparts[0]) . "<a href='" . htmlentities ($url) .
+ "' onclick=\"window.open('" . htmlentities ($url) . "', '', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=500,height=300'); return false;\" title=\"Reveal this e-mail address\">...</a>@" . htmlentities ($emailparts [1]);
+
+}
+
+
+?>
<?php
abstract class cms {
+
private $config_file = '/etc/dylanstestserver.ini';
protected $db;
+ protected $recaptcha_publickey;
+ protected $recaptcha_privatekey;
+ public $title;
+ public $home_link;
public function __construct() {
- $config = parse_ini_file($this->config_file);
+ $config = parse_ini_file($this->config_file, true);
$this->db = new mysqli(
- $config['domain'],
- $config['user'],
- $config['password'],
- $config['database']);
- if (mysqli_connect_errno()) {
- echo "Problem connecting to database: ";
- echo mysqli_connect_error();
- exit();
- }
- ob_start();
+ $config[database]['domain'],
+ $config[database]['user'],
+ $config[database]['password'],
+ $config[database]['database']);
+ if (mysqli_connect_errno()) {
+ echo "Problem connecting to database: ";
+ echo mysqli_connect_error();
+ exit();
+ }
+ $this->recaptcha_publickey = $config['recaptcha']['publickey'];
+ $this->recaptcha_privatekey = $config['recaptcha']['privatekey'];
+ $this->title = $config['site']['default_title'];
+ $this->home_link = $config['site']['home_link'];
+ ob_start();
}
public static function determine_type() {
if (isset($_GET['page']) && is_numeric($_GET['page'])) {
- return 'page';
- } else if (isset($_GET['year'])) {
- return 'archive';
- } else if (isset($_GET['note'])) {
- return 'note';
- } else if ($_SERVER['REQUEST_URI'] == '/') {
+ return 'page';
+ } else if (isset($_GET['year'])) {
+ return 'archive';
+ } else if (isset($_GET['note'])) {
+ return 'note';
+ } else if ($_SERVER['REQUEST_URI'] == '/') {
return 'index';
- } else if (isset($_GET['project'])) {
+ } else if (isset($_GET['project'])) {
return 'project';
- }
+ } else if (isset($_GET['challenge'])) {
+ return 'captcha';
+ }
}
public function query() {
$args = func_get_args();
- $statement = $this->db->prepare($args[0]);
- $args = array_slice($args, 1);
- call_user_func_array(array($statement, 'bind_param'), &$args);
- $statement->execute();
- $return = array();
- $statement->store_result();
- $row = array();
- $data = $statement->result_metadata();
- $fields = array();
- $fields[0] = &$statement;
- while($field = $data->fetch_field()) {
- $fields[] = &$row[$field->name];
- }
- call_user_func_array("mysqli_stmt_bind_result", $fields);
- $i = 0;
- while ($statement->fetch()) {
- foreach ($row as $key1=>$value1) $return[$i][$key1] = $value1;
- $i++;
- }
- $statement->free_result();
- return $return;
- }
+ $statement = $this->db->prepare($args[0]);
+ $args = array_slice($args, 1);
+ call_user_func_array(array($statement, 'bind_param'), &$args);
+ $statement->execute();
+ $return = array();
+ $statement->store_result();
+ $row = array();
+ $data = $statement->result_metadata();
+ $fields = array();
+ $fields[0] = &$statement;
+ while($field = $data->fetch_field()) {
+ $fields[] = &$row[$field->name];
+ }
+ call_user_func_array("mysqli_stmt_bind_result", $fields);
+ $i = 0;
+ while ($statement->fetch()) {
+ foreach ($row as $key=>$value) $return[$i][$key] = $value;
+ $i++;
+ }
+ $statement->free_result();
+ return $return;
+ }
public function display_head($title = "dylanstestserver",
- $home_link = "/") {
+ $home_link = "/") {
$scripts = "";
- $stylesheets = "<link href=\"/includes/style.css\" rel=\"stylesheet\" type=\"text/css\">";
- if (cms::determine_type() == "index") {
- $scripts = "<script type=\"text/javascript\" src=\"/includes/all.js\"></script>";
- $home_link = "http://validator.w3.org/unicorn/check?ucn_uri=dylanstestserver.com&ucn_task=conformance#";
- }
- echo <<<END_OF_HEAD
+ $stylesheets = "<link href='/includes/style.css' rel='stylesheet' type='text/css'>";
+ if (cms::determine_type() == "index") {
+ $scripts = "<script type='text/javascript' src='/includes/all.js'></script>";
+ $home_link = "http://validator.w3.org/unicorn/check?ucn_uri=dylanstestserver.com&ucn_task=conformance#";
+ } else if ($this->determine_type() == 'note') {
+ $scripts = "<script type='text/javascript' src='http://www.google.com/recaptcha/api/js/recaptcha_ajax.js'></script>";
+ $scripts .= "<script type='text/javascript' src='/includes/jquery-core.js'></script>";
+ $scripts .= "<script type='text/javascript' src='/includes/jquery-all-components.js'></script>";
+ $scripts .= "<script type='text/javascript' src='/includes/ajax.js'></script>";
+ }
+ echo <<<END_OF_HEAD
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
"HTML Tidy for Linux (vers 25 March 2009), see www.w3.org">
<meta http-equiv="Content-type" content="text/html;charset=UTF-8">
- <title>$title</title>
+ <title>$this->title</title>
<link rel="icon" href="favicon.ico" type="image/png">
$stylesheets
$scripts
<body>
<div id="structure">
<div id="banner">
- <a href="$home_link">
+ <a href="$this->home_link">
<img src="/images/dylanstestserver.png" alt="dylanstestserver"
border="0"></a>
</div>
<div id="contact_me"><h1><a href=
"mailto:dylan@psu.edu">dylan</a></h1><a href=
"mailto:dylan@psu.edu">@psu.edu</a>
- </div>
+ </div>
END_OF_CONTACT;
}
public function display_close($show_contact = true) {
if ($show_contact) {
- $this->display_contact();
- }
+ $this->display_contact();
+ }
echo <<<END_OF_CLOSE
</div>
- <br>
+ <br>
<br>
</div>
</body>
</html>
END_OF_CLOSE;
- ob_flush();
- }
+ ob_flush();
+ }
}
+
class index extends cms {
- public function display() {
- $this->display_head();
- $this->display_exhibits();
- echo "<ul id=\"portfolio\" style=\"text-align:right\">";
- $this->list_projects();
- echo <<<OTHER_PROJECTS
- <li>
+
+ public function display() {
+ $this->display_head();
+ $this->display_exhibits();
+ echo "<ul id='portfolio' style='text-align:right'>";
+ $this->list_projects();
+ echo <<<OTHER_PROJECTS
<h3>things i've done for others:</h3>
</li>
<li>
</li>
OTHER_PROJECTS;
- // Because of the CSS necessary for the animations,
- // the contact link needs to be in #portfolio to clear
- // the floats.
- echo "<li>";
- $this->display_contact();
- echo "</li>";
- echo "</ul>";
- $this->display_close($show_contact = false);
- }
-
- protected function display_exhibits() {
- echo "<div id=\"exhibit\">";
- $sql = "SELECT text FROM projects";
- $result = $this->db->query($sql);
- while ($entry = $result->fetch_object()) {
- echo $entry->text;
- }
- echo "</div>";
- }
-
- private function list_projects() {
- echo <<<HEREDOC
+ // Because of the CSS necessary for the animations,
+ // the contact link needs to be in #portfolio to clear
+ // the floats.
+ echo "<li>";
+ $this->display_contact();
+ echo "</li>";
+ echo "</ul>";
+ $this->display_close($show_contact = false);
+ }
+
+ protected function display_exhibits() {
+ echo "<div id='exhibit'>";
+ $sql = "SELECT text FROM projects";
+ $result = $this->db->query($sql);
+ while ($entry = $result->fetch_object()) {
+ echo $entry->text;
+ }
+ echo "</div>";
+ }
+
+ private function list_projects() {
+ echo <<<HEREDOC
<li>
<h3>my projects:</h3>
</li>
HEREDOC;
- $sql = "SELECT title FROM projects";
- $result = $this->db->query($sql);
- while ($entry = $result->fetch_object()) {
- echo "<li><a class=\"tab\" href=\"$entry->title\">$entry->title</a></li>";
- }
- }
+ $sql = "SELECT title FROM projects";
+ $result = $this->db->query($sql);
+ while ($entry = $result->fetch_object()) {
+ echo "<li><a class='tab' href='$entry->title'>$entry->title</a></li>";
+ }
+ }
+
}
+
class project extends index {
- protected function display_exhibits() {
- echo "<div id=\"exhibit\">";
- $sql = "SELECT text FROM projects
- WHERE title = ?";
- $result = $this->query($sql, "s", $_GET['project']);
- if ($result = $result[0]['text']) {
- $text = str_replace("class=\"exhibit\"", "class=\"exhibit\" style=\"display:block;\"", $result);
- echo $text;
- echo "</div>";
- } else {
- throw new notFound();
- }
- }
+
+ protected function display_exhibits() {
+ echo "<div id='exhibit'>";
+ $sql = "SELECT text FROM projects
+ WHERE title = ?";
+ $result = $this->query($sql, "s", $_GET['project']);
+ if ($result = $result[0]['text']) {
+ $text = str_replace("class='exhibit'", "class='exhibit' style='display:block;'", $result);
+ echo $text;
+ echo "</div>";
+ } else {
+ throw new notFound();
+ }
+ }
+
}
+
class page extends cms {
+
private $page = 1;
private $offset = 0;
private $notes_per_page = 4;
public function __construct() {
parent::__construct();
- $this->page_offset();
+ $this->page_offset();
}
private function page_offset() {
- $sql = "SELECT COUNT(*) FROM notes";
- $result = $this->db->query($sql);
- $result = $result->fetch_array();
- $this->number_of_pages = ceil($result[0] / $this->notes_per_page);
- if (isset($_GET['page']) && is_numeric($_GET['page'])) {
- $this->page = (int) $_GET['page'];
- } else {
- throw new notFound();
- }
- if ($this->page > $this->number_of_pages) {
- throw new notFound();
- }
- if ($this->page < 1) {
- throw new notFound();
- }
- $this->offset = ($this->page - 1) * $this->notes_per_page;
+ $sql = "SELECT COUNT(*) FROM notes";
+ $result = $this->db->query($sql);
+ $result = $result->fetch_array();
+ $this->number_of_pages = ceil($result[0] / $this->notes_per_page);
+ if (isset($_GET['page']) && is_numeric($_GET['page'])) {
+ $this->page = (int) $_GET['page'];
+ } else {
+ throw new notFound();
+ }
+ if ($this->page > $this->number_of_pages) {
+ throw new notFound();
+ }
+ if ($this->page < 1) {
+ throw new notFound();
+ }
+ $this->offset = ($this->page - 1) * $this->notes_per_page;
}
public function display() {
$this->display_head();
- echo "<div id=\"notes\">";
+ echo "<div id='notes'>";
$sql = "SELECT date_posted, title, url, text
FROM notes ORDER BY date_posted DESC
- LIMIT ?, ?";
- $result = $this->query($sql, "ii",
- $this->offset,
- $this->notes_per_page);
- foreach ($result as $row => $entry) {
- $title = $entry['title'];
- $url = '/note/' . $entry['url'];
- $date_posted = explode("-", $entry['date_posted']);
- $year_posted = $date_posted[0];
- $month_posted = $date_posted[1];
- $datetime_posted = explode(' ', $date_posted[2]);
- $day_posted = $datetime_posted[0];
- echo "<div class=\"note\">";
- echo "<h2><span style=\"color:grey;\">$year_posted/$month_posted/$day_posted/</span><a href=\"$url\">$title</a></h2>";
- echo $entry['text'];
- echo "</div>";
- }
- echo "</div>";
- $this->write_navigation();
+ LIMIT ?, ?";
+ $result = $this->query($sql, "ii",
+ $this->offset,
+ $this->notes_per_page);
+ foreach ($result as $row => $entry) {
+ $title = $entry['title'];
+ $url = '/note/' . $entry['url'];
+ $date_posted = explode("-", $entry['date_posted']);
+ $year_posted = $date_posted[0];
+ $month_posted = $date_posted[1];
+ $datetime_posted = explode(' ', $date_posted[2]);
+ $day_posted = $datetime_posted[0];
+ echo "<div class='note'>";
+ echo "<h2><span style='color:grey;'>$year_posted/$month_posted/$day_posted/</span><a href='$url'>$title</a></h2>";
+ echo $entry['text'];
+ echo "</div>";
+ }
+ echo "</div>";
+ $this->write_navigation();
$this->display_close();
}
private function write_navigation() {
- echo "<div id=\"navigation\">";
+ echo "<div id='navigation'>";
echo "<h2>";
if($this->page > 1){
$previous_page = $this->page - 1;
- echo "<a href=\"/notes/page/$previous_page\">prev</a>";
+ echo "<a href='/notes/page/$previous_page'>prev</a>";
}
if($this->page < $this->number_of_pages) {
- $forward_page = $this->page + 1;
- echo " <a href=\"/notes/page/$forward_page\">next</a>";
+ $forward_page = $this->page + 1;
+ echo " <a href='/notes/page/$forward_page'>next</a>";
}
echo "</h2>";
echo "</div>";
}
+
class note extends cms {
+ private $id;
+ private $comments_enabled = false;
+ private $failed_captcha;
+ public $url;
+ public $title;
+ public $year_posted;
+ public $month_posted;
+ public $day_posted;
+ public $text;
+ public $number_of_comments;
+
public function __construct() {
parent::__construct();
- $this->check_exists();
- }
-
- private function check_exists() {
- $sql = "SELECT COUNT(*) FROM notes
- WHERE url = ?";
- $results = $this->query($sql, "s", $_GET['note']);
- if ($results[0]["COUNT(*)"] != 1) {
- throw new notFound();
- }
+ if (isset($_GET['comments'])) {
+ $this->comments_enabled = true;
+ }
+ $url = htmlspecialchars($_SERVER['REQUEST_URI']);
+ if (isset($_GET['verify'])) {
+ $url = substr($url, 0, (strlen($url)-6));
+ }
+ $this->url = $url;
+ $sql = "SELECT title, date_posted, text, id
+ FROM notes WHERE url = ?";
+ $result = $this->query($sql, "s",
+ $_GET['note']);
+ if ($result) {
+ $entry = $result[0];
+ $this->id = $entry["id"];
+ $this->title = $entry["title"];
+ $date_posted = explode("-", $entry["date_posted"]);
+ $this->year_posted = $date_posted[0];
+ $this->month_posted = $date_posted[1];
+ $datetime_posted = explode(' ', $date_posted[2]);
+ $this->day_posted = $datetime_posted[0];
+ $this->text = $entry["text"];
+ } else {
+ throw new notFound();
+ }
+ $sql = "SELECT COUNT(*) FROM comments
+ WHERE note = $this->id";
+ $result = $this->db->query($sql);
+ $result = $result->fetch_array();
+ $this->number_of_comments = $result[0];
+ if (isset($_GET['verify'])) {
+ $this->verify();
+ }
}
public function display() {
- $this->display_head();
- $sql = "SELECT title, date_posted, text
- FROM notes WHERE url = ?";
- $result = $this->query($sql, "s",
- $_GET['note']);
- $entry = $result[0];
- $title = $entry["title"];
- $date_posted = explode("-", $entry["date_posted"]);
- $year_posted = $date_posted[0];
- $month_posted = $date_posted[1];
- $datetime_posted = explode(' ', $date_posted[2]);
- $day_posted = $datetime_posted[0];
- echo "<div id=\"note\">";
- echo "<h2><span style=\"color:grey;\">$year_posted/$month_posted/$day_posted/</span>$title</h2>";
- echo $entry['text'];
- $this->write_navigation();
+ $this->display_head();
+ $this->display_note();
+ if ($this->comments_enabled) {
+ $this->display_comments();
+ $this->display_comment_form();
+ }
+ $this->write_navigation();
$this->display_close();
}
+ private function verify() {
+ if (!isset($_POST['captcha'])) {
+ require_once('includes/recaptchalib.php');
+ echo "<br>";
+ $resp = recaptcha_check_answer ($this->recaptcha_privatekey,
+ $_SERVER["REMOTE_ADDR"],
+ $_POST["recaptcha_challenge_field"],
+ $_POST["recaptcha_response_field"]);
+ if (!$resp->is_valid) {
+ $this->failed_captcha = true;
+ }
+ }
+ if (isset($_POST['captcha']) || $resp->is_valid) {
+ $sql = ("INSERT INTO comments (date_posted, author,
+ text, note)
+ VALUES(NOW(), ?, ?, ?)");
+ $stmt = $this->db->prepare($sql);
+ // Checks are needed here (no blank text,
+ // and a default author needs to be set
+ // for no-javascript users.
+ $stmt->bind_param('sss',
+ htmlspecialchars($_POST['name']),
+ htmlspecialchars($_POST['text']),
+ $this->id);
+ $stmt->execute();
+ }
+ }
+
+ private function display_note() {
+ echo <<<END_OF_NOTE
+ <div id='note'>
+ <h2><span style='color:grey;'>$this->year_posted/$this->month_posted/$this->day_posted/</span>$this->title</h2>
+ $this->text
+ </div>
+END_OF_NOTE;
+ }
+
private function write_navigation() {
- echo "<br>";
- echo "<div id=\"navigation\">";
- echo "<h2>";
- echo "<a href=\"/notes/\">notes</a>/";
- echo "</h2>";
+ echo <<<END_OF_NAVIGATION
+ <br>
+ <div id='navigation'>
+ <h2>
+END_OF_NAVIGATION;
+ if (!$this->comments_enabled) {
+ $this->display_comment_link();
+ }
+ echo <<<END_OF_NAVIGATION
+ <a href="/notes/">back to notes</a>/
+ </h2>
+ </div>
+END_OF_NAVIGATION;
+ }
+
+ private function display_comment_link() {
+ if ($this->number_of_comments > 0) {
+ $anchor_text = "comments($this->number_of_comments)/";
+ } else {
+ $anchor_text = "comment?";
+ }
+ if (substr($this->url, (strlen($this->url)-1), strlen($this->url)) == '/') {
+ $url = $this->url . 'comments/';
+ } else {
+ $url = $this->url . '/comments/';
+ }
+ echo "<a id='comment_link' href='$url'>$anchor_text</a>";
+ }
+
+ private function display_comments() {
+ echo "<div id='comments'>";
+ $sql= "SELECT date_posted, author, text
+ FROM comments WHERE note = ?
+ ORDER BY date_posted DESC";
+ $result = $this->query($sql, 'd', $this->id);
+ foreach ($result as $row => $entry) {
+ $date_posted = $entry['date_posted'];
+ $author = $entry['author'];
+ $text = htmlspecialchars($entry['text']);
+ $head = "<h3>$author</h3>";
+ echo <<<END_OF_COMMENT
+ <div class='comment'>
+ $head
+ $text
+ </div>
+END_OF_COMMENT;
+ }
echo "</div>";
}
+
+ private function display_comment_form() {
+ $publickey = $this->recaptcha_publickey;
+ echo <<<END_CAPTCHA_STYLE
+<script type="text/javascript">
+Recaptcha.create("$publickey",
+ "recaptcha_div",
+ {
+ theme : 'custom',
+ custom_theme_widget: 'recaptcha_widget',
+ callback: Recaptcha.focus_response_field
+ });
+</script>
+END_CAPTCHA_STYLE;
+ require_once('includes/recaptchalib.php');
+ $url = $this->url . "verify";
+ echo "<form id='comment_form' method='post' action='$url'>";
+ echo <<<END_OF_FORM
+ <div id="comment">
+ <h3>comment:</h3>
+ <textarea rows="10" cols="70" name="text" id="comment_text"></textarea>
+ <h3>name:</h3>
+ <input type=text name="name" id="comment_name">
+
+ <nowiki>
+ <div id="recaptcha_widget">
+ <h3 class="recaptcha_only_if_image"><b>what's this say</b>?</h3>
+ <h3 class="recaptcha_only_if_audio"><b>enter the numbers you hear</b>:</h3>
+ <span style="font-size:80%;">
+ ( <a href="javascript:Recaptcha.reload()">another</a> /
+ <span class="recaptcha_only_if_image"><a href="javascript:Recaptcha.switch_type('audio')">audio</a></span> /
+ <span class="recaptcha_only_if_audio"><a href="javascript:Recaptcha.switch_type('image')">image</a></span><a href="javascript:Recaptcha.showhelp()">help</a> )
+ </span>
+ <br><br>
+ <input type="text" id="recaptcha_response_field" name="recaptcha_response_field" />
+ <br><br>
+ <div style="float:right;position:relative;width:100px;">
+ <div id="recaptcha_image"></div>
+ </div>
+ <br><br><br><br>
+ </div>
+END_OF_FORM;
+ echo recaptcha_get_html($this->recaptcha_publickey);
+ if ($this->failed_captcha) {
+ echo <<<END_OF_ERRORS
+ <div id="not_human">
+ reCAPTCHA said you're not human, <br>
+ try again?
+ </div>
+ <input id="submit" class="submit" type="submit" value="post comment">
+ </form>
+ </div>
+END_OF_ERRORS;
+ } else {
+ echo <<<END_OF_ERRORS
+ <div id="not_human">
+ reCAPTCHA said you're not human, <br>
+ try again?
+ </div>
+ <div id="blank_comment">
+ but you didn't write anything! <br>
+ </div>
+END_OF_ERRORS;
+ }
+ echo <<<END_OF_FORM
+ <input id="submit" class="submit" type="submit" value="post comment">
+ </form>
+ </div>
+END_OF_FORM;
+ }
}
private function check_exists() {
$sql = "SELECT COUNT(*) FROM notes
- WHERE url = ?";
- $results = $this->query($sql, "s", $_GET['note']);
- if ($results[0]["COUNT(*)"] != 1) {
- $this->not_found();
- }
+ WHERE url = ?";
+ $results = $this->query($sql, "s", $_GET['note']);
+ if ($results[0]["COUNT(*)"] != 1) {
+ $this->not_found();
+ }
}
public function display() {
- // this really needs its own pagination...
- // there should be a class for that.
- $this->display_head();
- switch (true) {
- case (isset($_GET['year']) && !isset($_GET['month'])
- && !isset($_GET['day'])):
- $sql = "SELECT title, url, date_posted, text
- FROM notes WHERE YEAR(date_posted) = ?
- ORDER BY date_posted DESC";
- $result = $this->query($sql, "d",
- $_GET['year']);
- break;
- case (isset($_GET['year']) && isset($_GET['month'])
- && !isset($_GET['day'])):
- $sql = "SELECT title, url, date_posted, text
- FROM notes WHERE YEAR(date_posted) = ?
- AND MONTH(date_posted) = ?
- ORDER BY date_posted DESC";
- $result = $this->query($sql, "dd",
- $_GET['year'], $_GET['month']);
- break;
- case (isset($_GET['year']) && isset($_GET['month'])
- && isset($_GET['day'])):
- $sql = "SELECT title, url, date_posted, text
- FROM notes WHERE YEAR(date_posted) = ?
- AND MONTH(date_posted) = ?
- AND DAY(date_posted) = ?
- ORDER BY date_posted DESC";
- $result = $this->query($sql, "ddd",
- $_GET['year'], $_GET['month'],
- $_GET['day']);
- break;
- }
- if (count($result) >= 1) {
- echo "<div id=\"notes\">";
- foreach ($result as $row => $entry) {
- $title = $entry['title'];
- $url = '/note/' . $entry['url'];
- $date_posted = explode("-", $entry['date_posted']);
- $year_posted = $date_posted[0];
- $month_posted = $date_posted[1];
- $datetime_posted = explode(' ', $date_posted[2]);
- $day_posted = $datetime_posted[0];
- echo "<div class=\"note\">";
- echo "<h2><span style=\"color:grey;\">$year_posted/$month_posted/$day_posted/</span><a href=\"$url\">$title</a></h2>";
- echo $entry['text'];
- echo "</div>";
- }
- echo "</div>";
- $this->write_navigation();
- } else {
- echo "<br>";
- echo "<h2 style=\"font-family:sans-serif;\">sorry, nothing here</h2>";
-
echo "<pre>Empty set (0.00 sec)</pre>";
- }
+ $this->display_head();
+ switch (true) {
+ case (isset($_GET['year']) && !isset($_GET['month'])
+ && !isset($_GET['day'])):
+ $sql = "SELECT title, url, date_posted, text
+ FROM notes WHERE YEAR(date_posted) = ?
+ ORDER BY date_posted DESC";
+ $result = $this->query($sql, "d",
+ $_GET['year']);
+ break;
+ case (isset($_GET['year']) && isset($_GET['month'])
+ && !isset($_GET['day'])):
+ $sql = "SELECT title, url, date_posted, text
+ FROM notes WHERE YEAR(date_posted) = ?
+ AND MONTH(date_posted) = ?
+ ORDER BY date_posted DESC";
+ $result = $this->query($sql, "dd",
+ $_GET['year'], $_GET['month']);
+ break;
+ case (isset($_GET['year']) && isset($_GET['month'])
+ && isset($_GET['day'])):
+ $sql = "SELECT title, url, date_posted, text
+ FROM notes WHERE YEAR(date_posted) = ?
+ AND MONTH(date_posted) = ?
+ AND DAY(date_posted) = ?
+ ORDER BY date_posted DESC";
+ $result = $this->query($sql, "ddd",
+ $_GET['year'], $_GET['month'],
+ $_GET['day']);
+ break;
+ }
+ if (count($result) >= 1) {
+ echo "<div id='notes'>";
+ foreach ($result as $row => $entry) {
+ $title = $entry['title'];
+ $url = '/note/' . $entry['url'];
+ $date_posted = explode("-", $entry['date_posted']);
+ $year_posted = $date_posted[0];
+ $month_posted = $date_posted[1];
+ $datetime_posted = explode(' ', $date_posted[2]);
+ $day_posted = $datetime_posted[0];
+ echo "<div class='note'>";
+ echo "<h2><span style='color:grey;'>";
+ echo "$year_posted/$month_posted/$day_posted/";
+ echo "</span><a href='$url'>$title</a></h2>";
+ echo $entry['text'];
+ echo "</div>";
+ }
+ echo "</div>";
+ $this->write_navigation();
+ } else {
+ echo "<br>";
+ echo "<h2 style='font-family:sans-serif;'>sorry, nothing here</h2>";
+ echo "<pre>Empty set (0.00 sec)</pre>";
+ }
$this->display_close();
}
private function write_navigation() {
- echo "<br>";
- echo "<div id=\"navigation\">";
+ echo "<br>";
+ echo "<div id='navigation'>";
echo "<h2>";
- // fill me in!
+ // fill me in!
echo "</h2>";
echo "</div>";
}
+
}
class notFound extends Exception {
- public function __construct() {
- header("HTTP/1.0 404 Not Found");
- ob_end_clean();
- include("404.php");
- exit();
- }
+
+ public function __construct() {
+ header('HTTP/1.0 404 Not Found');
+ ob_end_clean();
+ include('404.php');
+ exit();
+ }
+
+}
+
+
+class captcha extends cms {
+
+ public function display() {
+ $challenge = $_GET['challenge'];
+ $response = $_GET['response'];
+ $remoteip = $_SERVER['REMOTE_ADDR'];
+ $curl = curl_init('http://api-verify.recaptcha.net/verify?');
+ curl_setopt ($curl, CURLOPT_POST, 4);
+ curl_setopt ($curl, CURLOPT_POSTFIELDS, "privatekey=$this->recaptcha_privatekey&remoteip=$remoteip&challenge=$challenge&response=$response");
+ $result = curl_exec ($curl);
+ curl_close ($curl);
+ }
+
}
+
## now actually do something:
switch (cms::determine_type()) {
- case "index":
+ case 'index':
$index = new index();
- $index->display();
- break;
- case "project":
+ $index->display();
+ break;
+ case 'project':
$project = new project();
- $project->display();
- break;
- case "note":
+ $project->display();
+ break;
+ case 'note':
$note = new note;
- $note->display();
- break;
- case "page":
+ $note->display();
+ break;
+ case 'page':
$page = new page;
- $page->display();
- break;
- case "archive":
+ $page->display();
+ break;
+ case 'archive':
$archive = new archive;
- $archive->display();
- break;
+ $archive->display();
+ break;
+ case "captcha":
+ $captcha = new captcha;
+ $captcha->display();
+ break;
}
?>
disinclined.org / git / dylansserver.git / commitdiff
