$value) {
if(substr($name, 0, 5) == 'HTTP_') {
$headers[str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5)))))] = $value;
}
}
return $headers;
}
$_HEADERS = array();
foreach(emu_getallheaders() as $name => $value) {
$_HEADERS[$name] = $value;
}
if (!isset($_HEADERS['Authorization'])) {
header($_SERVER['SERVER_PROTOCOL'] . ' 401 Unauthorized');
echo 'Missing "Authorization" header.';
exit;
}
if (!isset($_POST['h'])) {
header($_SERVER['SERVER_PROTOCOL'] . ' 400 Bad Request');
echo 'Missing "h" value.';
exit;
}
$options = array(
CURLOPT_URL => $token_endpoint,
CURLOPT_HTTPGET => TRUE,
CURLOPT_USERAGENT => $mysite,
CURLOPT_TIMEOUT => 5,
CURLOPT_RETURNTRANSFER => TRUE,
CURLOPT_HEADER => FALSE,
CURLOPT_HTTPHEADER => array(
'Content-type: application/x-www-form-urlencoded',
'Authorization: '.$_HEADERS['Authorization']
)
);
$curl = curl_init();
curl_setopt_array($curl, $options);
$source = curl_exec($curl);
curl_close($curl);
parse_str($source, $values);
if (!isset($values['me'])) {
header($_SERVER['SERVER_PROTOCOL'] . ' 400 Bad Request');
echo 'Missing "me" value in authentication token.';
exit;
}
if (!isset($values['scope'])) {
header($_SERVER['SERVER_PROTOCOL'] . ' 400 Bad Request');
echo 'Missing "scope" value in authentication token.';
exit;
}
if (substr($values['me'], -1) != '/') {
$values['me'].= '/';
}
if (substr($mysite, -1) != '/') {
$mysite.= '/';
}
if (strtolower($values['me']) != strtolower($mysite)) {
header($_SERVER['SERVER_PROTOCOL'] . ' 403 Forbidden');
echo 'Mismatching "me" value in authentication token.';
exit;
}
if (!stristr($values['scope'], 'post')) {
header($_SERVER['SERVER_PROTOCOL'] . ' 403 Forbidden');
echo 'Missing "post" value in "scope".';
exit;
}
if (!isset($_POST['content'])) {
header($_SERVER['SERVER_PROTOCOL'] . ' 400 Bad Request');
echo 'Missing "content" value.';
exit;
}
/* Everything's cool. Do something with the $_POST variables
(such as $_POST['content'], $_POST['category'], $_POST['location'], etc.)
e.g. create a new entry, store it in a database, whatever. */
# munge post data here
$name = 'default post title';
if ( isset($_POST['title']) ) {
$name = $_POST['title'];
} else {
$name = $_POST['content'];
}
# linkify urls
# http://buildinternet.com/2010/05/how-to-automatically-linkify-text-with-php-regular-expressions/
function link_it($text)
{
$text= preg_replace("/(^|[\n ])([\w]*?)((ht|f)tp(s)?:\/\/[\w]+[^ \,\"\n\r\t<]*)/is", "$1$2$3 ", $text);
$text= preg_replace("/(^|[\n ])([\w]*?)((www|ftp)\.[^ \,\"\t\n\r<]*)/is", "$1$2$3 ", $text);
$text= preg_replace("/(^|[\n ])([a-z0-9&\-_\.]+?)@([\w\-]+\.([\w\-\.]+)+)/i", "$1$2@$3 ", $text);
return($text);
}
$body = $_POST['content'];
$htmlbody = link_it($_POST['content']);
$imgurl = 'http://davemenninger.com/dave.png';
$summary = "this is a micropost";
# posts are stored in a json file
$jsonfile = 'microposts.json';
# the new post data is just everything from the POST plus a unix timestamp
$p = $_POST;
$p['pubTime'] = date('U');
# load the existing posts and push the new one
$j = json_decode( file_get_contents($jsonfile), true );
$j['posts'][] = $p;
# sort in reverse chronological order
usort($j['posts'], function($a,$b){ return $b['pubTime'] - $a['pubTime']; } );
# output JSON back to filesystem
file_put_contents( $jsonfile, json_encode( $j, JSON_PRETTY_PRINT ) );
# create an HTML page with the posts loaded from json
# the OGP metadata is of the top ( newest ) post
# http://microformats.org/wiki/h-entry
# http://ogp.me/
# and
# create an rss feed of items loaded from json
# http://validator.w3.org/feed/
$rssfile = 'microposts.xml';
$htmlfile = 'microposts.html';
$feedtitle = 'DaveMenninger.com microposts';
$feeddesc = 'linkblog of Dave Menninger';
$rss = "\n".
"\n".
"\n".
"\t".$feedtitle." \n".
"\t".$feeddesc." \n";
$html = "\n".
"\n".
"\n".
"\t".$name." \n".
"\t\n".
"\t\t\n".
"\t\t".date('r',$i['pubTime'])." \n".
"\t\t\n".
"\t\t\t
".$i['content']."
\n".
"\t\t
\n";
# build one item for each post
$rss .= "\t- \n";
if( $i['title'] != '' ) {
$rss .= "\t\t
".$i['title']." \n";
}
$rss .=
"\t\t".$mysite.$htmlfile."#".$i['pubTime']." \n".
"\t\t".date('r',$i['pubTime'])." \n".
"\t \n";
}
#close up the HTML file and write it out
$html .= "\n\n";
file_put_contents($htmlfile,$html,LOCK_EX);
#close up the RSS file and write it out
$rss .= " \n \n";
file_put_contents($rssfile,$rss,LOCK_EX);
# send the success response back to the client
header($_SERVER['SERVER_PROTOCOL'] . ' 201 Created');
header('Location: '.$mysite.$htmlfile.'#'.$p['pubTime']);
?>