function atom_save($document)
{
global $config, $javascript_msg;
// Split up the post to get the title and content separately
$div = strpos($document, "\n");
$title = trim(substr($document, 0, $div));
$content = substr($document, $div + 1);
// Prep these elements for use in the Atom objects later
$title = array('title' => htmlspecialchars($title), 'mode' => 'escaped', 'type' => 'text/html');
$content = array('content' => htmlspecialchars($content), 'mode' => 'escaped', 'type' => 'text/html');
// Create Auth Object
if ($config['plugins'][$_SESSION['plugin']]['type'] == 'blogger') {
require_once dirname(__FILE__) . '/class.basicauth.php';
$auth = new BasicAuth($config['plugins'][$_SESSION['plugin']]['username'], $config['plugins'][$_SESSION['plugin']]['password']);
} else {
require_once dirname(__FILE__) . '/class.wsse.php';
$auth = new WSSE($config['plugins'][$_SESSION['plugin']]['username'], $config['plugins'][$_SESSION['plugin']]['password']);
}
// Break down the identifier details into its parts
if (preg_match('/^\\[(https?)?.*@https?.*\\]$/Ui', $_SESSION['plugin_identifier'])) {
$at = strpos($_SESSION['plugin_identifier'], '@');
$entry_uri = substr($_SESSION['plugin_identifier'], 1, $at - 1);
if (trim($entry_uri) == '') {
$entry_uri = false;
}
$feed_uri = substr($_SESSION['plugin_identifier'], $at + 1, -1);
} else {
// Couldn't figure out where to save to
$javascript_msg = '@Couldn\'t locate the blog to save this post to.';
return $_SESSION['filename'];
}
// If we're updating an existing one, we need some details
if ($entry_uri !== false) {
// Create the new entry and get it as XML
$ae = new AtomEntry($title, $content);
$ae = $ae->to_xml('PUT');
$ar = new AtomRequest('PUT', urldecode($entry_uri), $auth, $ae);
$response = $ar->exec();
if ($response == 200) {
$javascript_msg = 'Post saved successfully.';
return;
} else {
$javascript_msg = '@Saving your post failed, please try again. (' . $ar->get_response() . ')';
return;
}
} else {
// Make the entry, and get it in XML (for POSTing)
$ae = new AtomEntry($title, $content);
$ae = $ae->to_xml('POST');
$ar = new AtomRequest('POST', urldecode($feed_uri), $auth, $ae);
$response = $ar->exec();
if ($response == 200 || $response == 201) {
// Need to get the EditURI for this new post now
$ae = new AtomEntry();
$ae->from_xml($ar->get_response());
$link = $ae->get_links('rel', 'service.edit');
$javascript_msg = 'Post saved successfully.';
$_SESSION['plugin_identifier'] = '[' . urlencode($link[0]['href']) . '@' . $feed_uri . ']';
return;
} else {
$javascript_msg = '@Saving your post failed, please try again. (' . $ar->get_response() . ')';
return;
}
}
}
/**
* @return void
* @param String $xml
* @desc Populates the variables of the AtomFeed, based on a complete XML representation of it.
*/
function from_xml($xml)
{
$orig_xml = $xml;
// Strip down the XML to just the part we want to work with
if (preg_match('/(<feed.*)<entry/sUi', $xml, $feed_xml)) {
$xml = $feed_xml[1];
}
// ATOM FEED VERSION
if (preg_match('/<feed[^>]+version="([^"]*)"/is', $xml, $ver)) {
$this->set_version($ver[1]);
}
// TITLE
if (preg_match_all('/<title([^>]*)>(.*)<\\/title>/sUi', $xml, $title)) {
$title_attribs = $this->extract_attribs($title[1][0]);
$title = array('title' => $title[2][0]);
$title = array_merge_recursive($title, $title_attribs);
$this->set_title($title);
}
// TAGLINE
if (preg_match_all('/<tagline([^>]*)>(.*)<\\/tagline>/sUi', $xml, $tagline)) {
$tagline_attribs = $this->extract_attribs($tagline[1][0]);
$tagline = array('tagline' => $tagline[2][0]);
$tagline = array_merge_recursive($tagline, $tagline_attribs);
$this->set_tagline($tagline);
}
// ID
if (preg_match('/<id>([^<]*)<\\/id>/is', $xml, $id)) {
$this->set_id($id[1]);
}
// INFO
if (preg_match('/<info([^>]+)>(.*)<\\/info>/is', $xml, $info)) {
$info_attribs = $this->extract_attribs($info[1]);
$info = array('info' => $info[2]);
$info = array_merge_recursive($info, $info_attribs);
$this->set_info($info);
}
// MODIFIED
if (preg_match('/<modified>([^<]*)<\\/modified>/is', $xml, $modified)) {
$this->set_modified($modified[1]);
}
// GENERATOR
if (preg_match_all('/<generator([^>]*)>(.*)<\\/generator>/sUi', $xml, $generator)) {
$generator_attribs = $this->extract_attribs($generator[1][0]);
$generator = array('generator' => $generator[2][0]);
$generator = array_merge_recursive($generator, $generator_attribs);
$this->set_generator($generator);
}
// LINKS
if (preg_match_all('/<link([^>]+)>/Ui', $xml, $links)) {
foreach ($links[1] as $link) {
$link = $this->extract_attribs($link);
$this->add_link($link['href'], $link['rel'], $link['title'], $link['type']);
}
}
// Handle all of the entries, creating AtomEntry objects and linking them
preg_match_all('/(<entry[^>]*>.*<\\/entry>)/sUi', $orig_xml, $entries_raw);
if (strlen($entries_raw[0][0])) {
foreach ($entries_raw[1] as $e => $entry) {
$ae = new AtomEntry();
$ae->from_xml($entry);
if ($ae) {
$this->add_entry($ae);
}
}
}
}