function faviconCheck($ico)
{
if (substr($ico, 0, 3) == 'GIF' || substr($ico, 6, 4) == 'JFIF' || substr($ico, 1, 3) == 'PNG') {
return true;
}
/* It could be a BMP. It would then start with 'BM',
* followed by a magic 0 after 6 bytes and a magic 40 after
* 14 bytes (see http://www.daubnet.com/formats/BMP.html)
*/
if (strlen($ico) >= 40 && substr($ico, 0, 2) == 'BM' && SB_PageParser::bigEndianBin2long(substr($ico, 6, 4)) == 0 && SB_PageParser::bigEndianBin2long(substr($ico, 14, 4)) == 40) {
// Highly probable that this is really a BMP
return true;
}
/* It could also be ICO-format. It would then start with
* a leading zero, followed by a magic 1.
* (see http://www.daubnet.com/formats/ICO.html)
*/
if (strlen($ico) >= 4 && SB_PageParser::bigEndianBin2short(substr($ico, 0, 2)) == 0 && SB_PageParser::bigEndianBin2short(substr($ico, 2, 2)) == 1) {
// Check for the magic 40 after some header bytes
$offset = SB_PageParser::bigEndianBin2short(substr($ico, 4, 2)) * 16;
if (SB_PageParser::bigEndianBin2long(substr($ico, 6 + $offset, 4)) == 40) {
// Highly probable that this is really an ICO
return true;
}
}
return false;
}
function faviconGet($favicon_md5, $lid, $refresh = false)
{
$maxAge = $this->um->getParam('config', 'max_icon_age');
$select = $this->db->select('cvalue, to_days(now()) - to_days(created) as age', 'sitebar_cache', array('^1' => "type='favicon' AND", 'ckey' => $favicon_md5));
$found = $this->db->fetchRecord($select, true);
$oldIcon = null;
if (is_array($found)) {
$oldIcon = $found['cvalue'];
if (!$refresh && ($found['age'] <= $maxAge || !$lid)) {
return $oldIcon;
}
}
// if lid is not specified, the favicon wont be fetched into the cache
if ($lid) {
$favurl = '';
// If we are numeric
if ($lid == "" . intval($lid)) {
// Get the url corresponding to the link id
$rset = $this->db->select(null, 'sitebar_link', array('lid' => $lid));
// Fetch the link properties
$rlink = $this->db->fetchRecord($rset);
// No such link? Return empty?
if (!$rlink || !$rlink['favicon']) {
return null;
}
$favurl = $rlink['favicon'];
} else {
$favurl = $lid;
}
$newIcon = '';
// Retrieve and test icon as binary string
$page = new SB_PageParser($favurl);
$errorCode = $page->retrieveFAVICON($newIcon);
// We have unrecoverable error
if ($errorCode >= 500) {
return null;
}
// We have probably connection problem
if ($errorCode >= 400) {
if ($oldIcon) {
$this->db->update('sitebar_cache', array('created' => array('now' => '')), array('^1' => "type='favicon' AND", 'ckey' => $favicon_md5));
}
return $oldIcon;
}
if ($oldIcon) {
$this->db->update('sitebar_cache', array('cvalue' => $newIcon), array('^1' => "type='favicon' AND", 'ckey' => $favicon_md5));
} else {
if ($this->hasSpace()) {
$this->saveFavicon($favurl, $newIcon);
}
}
return $newIcon;
}
}
function drawHead()
{
$this->drawHeadPage();
if ($this->useToolTips) {
?>
<div id="toolTip"></div>
<?php
}
$this->writeMenu('node', $this->nodeMenu);
$this->writeMenu('link', $this->linkMenu);
// TODO $this->writeMenu('nodeDrag', $this->nodeDragMenu);
// TODO $this->writeMenu('linkDrag', $this->linkDragMenu);
$this->drawHeadLogo();
$this->drawToolBar();
$this->drawWarning();
if ($this->appError) {
echo <<<_DOC
<div id="warning">
{$this->appError}
</div>
_DOC;
}
if ($this->switches['user'] && strlen($this->switches['user'])) {
$message = SB_T("Hide bookmarks from %s!", $this->switches['user']);
echo '
<div id="info"><a href="' . SB_Page::absBaseUrl() . '?user="******"http://sitebar.org/version.php");
$lines = $page->getContent();
if (!$this->hasErrors()) {
$this->um->db->setData('version', 'Version');
$this->um->db->setData('version', 'lastcheck', time());
$this->um->db->setData('version', 'failed_count');
foreach ($lines as $line) {
if (preg_match("/^(.*)=(.*)\$/", $line, $reg)) {
$this->um->db->setData('version', $reg[1], $reg[2]);
}
}
} else {
$errors =& $this->getErrors();
// Hide errors
$errors = array();
echo '<div id="versionCheck">';
echo SB_T('Error during version check!');
echo '<br>';
echo SB_T('Will try in %d hours again.', 6);
echo "</div>\r";
$this->um->db->setData('version', 'lastcheck', time() - $interval + 60 * 60 * 6);
$this->um->db->setData('version', 'failed_count', intval($this->um->db->getData('version', 'failed_count')) + 1);
}
}
if (!$this->um->db->getData('version', 'failed_count')) {
$lastVersion = $this->um->db->getData('version', 'Version');
if ($lastVersion && version_compare(SB_CURRENT_RELEASE, $lastVersion, '<')) {
$this->um->db->setData('version', 'newversion', $lastVersion);
echo '<div id="versionCheck">';
$link = sprintf(' <a href="%s"' . SB_Page::target() . '>%s</a>', $this->um->db->getData('version', 'Download URL'), $lastVersion);
echo SB_T('New version available') . ': ' . $link;
echo '<br>';
echo SB_T('Severity') . ': ' . $this->um->db->getData('version', 'Severity');
echo "</div>\r";
}
}
}
}
}
function buildProperties()
{
$fields = array();
$link = null;
if ($this->command != 'Add Bookmark') {
$link = $this->tree->getLink(SB_reqValInt('lid_acl'));
if (!$link) {
return null;
}
} else {
$link = new SB_Tree_Link(array());
}
$fields['-hidden1-'] = array('name' => 'lid_acl', 'value' => $link->id);
$fields['URL'] = array('name' => 'url');
if ($this->command != 'Delete Bookmark') {
/* Show the 'Retrieve Info' button only in case it has not been yet
* performed
*/
$fields['Get Bookmark Information'] = array('type' => 'addbutton');
$fields['-hidden4-'] = array('name' => 'origin', 'value' => $this->command);
}
$fields['Bookmark Name'] = array('name' => 'name', 'maxlength' => 255);
$size = strlen($link->comment);
$MAXSIZETOEDIT = 4096;
if ($size <= $MAXSIZETOEDIT) {
$fields['Description'] = array('name' => 'comment', 'type' => 'textarea');
} else {
$fields['-raw1-'] = SB_T("Description too long for inplace editing, please use export feature!");
}
if ($this->um->getParam('user', 'use_favicons')) {
$fields['Favicon'] = array('name' => 'favicon', 'maxsize' => 32000);
$fields['-raw2-'] = '';
}
if (strlen(SB_reqVal('url'))) {
$link->url = SB_reqVal('url');
}
if ($this->getInfo && strlen(SB_reqVal('url'))) {
$link->name = SB_reqVal('name');
$link->comment = SB_reqVal('comment');
$link->favicon = SB_reqVal('favicon');
/* Try to get the title and favicon */
require_once './inc/pageparser.inc.php';
$page = new SB_PageParser($link->url);
if ($page->getInformation(array('CHARSET', 'TITLE', 'FAVURL', 'DESC', 'KEYWORDS'))) {
$cp = 'iso-8859-1';
if ($page->errorCode['CHARSET'] < PP_ERR) {
$cp = $page->info['CHARSET'];
}
require_once './inc/converter.inc.php';
$c = new SB_Converter($this->um->getParam('config', 'use_conv_engine'), $cp);
if (!$link->name && isset($page->info['TITLE'])) {
$link->name = $c->utf8RawUrlDecode($page->info['TITLE']);
}
if (!$link->comment && isset($page->info['DESC'])) {
$link->comment = $c->utf8RawUrlDecode($page->info['DESC']);
}
if ($this->um->getParam('user', 'use_favicons')) {
if (!$link->favicon && isset($page->info['FAVURL'])) {
$link->favicon = $page->info['FAVURL'];
/* Show the retrieved favicon. */
if ($this->command == 'Add Bookmark') {
/* Show the retrieved favicon. */
$wrong = SB_Skin::imgsrc('link_wrong_favicon');
$fields['-raw2-'] = "<div><img class='favicon' alt='' src='" . $link->favicon . "' onerror='this.src=\"{$wrong}\"'></div>";
} else {
$fields['-raw2-'] = $this->_buildFavicon(SB_reqValInt('lid_acl'), $link->favicon);
}
}
}
}
}
$fields['URL']['value'] = $link->url;
$fields['Bookmark Name']['value'] = $link->name;
$fields['Description']['value'] = $link->comment;
if ($this->um->getParam('user', 'use_favicons')) {
if ($this->command != 'Add Bookmark') {
$favicon = $link->favicon;
if (substr($link->favicon, 0, 7) == 'binary:') {
require_once './inc/faviconcache.inc.php';
$fc =& SB_FaviconCache::staticInstance();
$favicon = 'data:image/x-icon;base64,' . base64_encode($fc->faviconGet($link->favicon, null));
}
if ($link->favicon) {
$fields['-raw2-'] = $this->_buildFavicon($link->id, $link->favicon);
}
}
$fields['Favicon']['value'] = $link->favicon;
}
$size = strlen($link->comment);
$MAXSIZETOEDIT = 4096;
if ($size <= $MAXSIZETOEDIT) {
$fields['Description'] = array('name' => 'comment', 'type' => 'textarea', 'value' => $link->comment);
} else {
$fields['-raw1-'] = SB_T("Description too long for inplace editing, please use export feature!");
}
$fields['Feed Bookmark'] = array('name' => 'is_feed', 'type' => 'checkbox', 'title' => SB_P('command::tooltip_is_feed'));
if ($link->is_feed) {
$fields['Feed Bookmark']['checked'] = null;
}
if ($this->command == 'Add Bookmark' || $this->tree->inMyTree($link->id_parent)) {
$fields['Private'] = array('name' => 'private', 'type' => 'checkbox', 'title' => SB_P('command::tooltip_private'));
if ($link->private) {
$fields['Private']['checked'] = null;
}
}
if ($link->is_dead) {
$fields['Dead Bookmark'] = array('name' => 'is_dead_check', 'type' => 'checkbox', 'checked' => null, 'title' => SB_P('command::tooltip_is_dead_check'));
$fields['-hidden2-'] = array('name' => 'is_dead', 'type' => 'hidden', 'value' => 1);
}
if ($this->um->getParam('config', 'use_outbound_connection')) {
$fields['Exclude From Validation'] = array('name' => 'novalidate', 'type' => 'checkbox', 'title' => SB_P('command::tooltip_novalidate'));
if (!$link->validate) {
$fields['Exclude From Validation']['checked'] = null;
}
}
$fields['Target'] = array('name' => 'link_target', 'value' => $link->target);
if ($this->command != 'Delete Bookmark') {
if ($this->um->getParam('config', 'comment_impex') && strlen($link->comment) > 0 || strlen($link->comment) >= $MAXSIZETOEDIT) {
$fields['Export Description'] = array('name' => 'command', 'type' => 'addbutton');
}
if ($this->um->getParam('config', 'comment_impex')) {
$fields['Import Description'] = array('name' => 'command', 'type' => 'addbutton');
}
}
if ($this->command == 'Properties') {
$fields['Delete Bookmark'] = array('type' => 'addbutton');
}
return $fields;
}
function validate($lid, $getFavicon)
{
if (!$this->um->isAuthorized('Validation', false, null, null, $lid)) {
echo 'Access denied!';
die;
}
$link = $this->tree->getLink($lid);
$deadCount = $link->is_dead + 1;
// Mark as dead
$set = array('tested' => array('now' => ''), 'is_dead' => $deadCount < 127 ? $deadCount : 0);
$this->tree->updateLink($link->id, $set, false);
$page = new SB_PageParser($link->url);
$page->getInformation($getFavicon ? array('FAVURL') : null);
// Unmark early if not dead
if (!intval($page->isDead)) {
$set['is_dead'] = 0;
$this->tree->updateLink($link->id, $set, false);
}
$location = SB_Skin::imgsrc('link');
if ($page->isDead) {
$location = SB_Skin::imgsrc('link_wrong_favicon');
} else {
$set = array();
if (isset($page->info['FAVURL'])) {
$favicon = $page->info['FAVURL'];
$set['favicon'] = $favicon;
if ($this->um->getParam('config', 'use_favicon_cache')) {
$location = 'favicon.php?' . md5($favicon) . '=' . $link->id;
} else {
$location = $favicon;
}
} else {
if ($getFavicon) {
$set['favicon'] = '';
}
}
if (isset($set['favicon'])) {
$this->tree->updateLink($link->id, $set, false);
}
}
header('Location: ' . $location);
exit;
}
