* Can be absolute or relative.
* Relative URLs are permalinks (e.g.'?m-ukcw')
* - real_url Absolute processed URL.
+ * - shorturl Permalink smallhash
*
* Implements 3 interfaces:
* - ArrayAccess: behaves like an associative array;
// Link date storage format
const LINK_DATE_FORMAT = 'Ymd_His';
- // Datastore PHP prefix
- protected static $phpPrefix = '<?php /* ';
-
- // Datastore PHP suffix
- protected static $phpSuffix = ' */ ?>';
-
// List of links (associative array)
// - key: link date (e.g. "20110823_124546"),
// - value: associative array (keys: title, description...)
if (!isset($value['id']) || empty($value['url'])) {
die('Internal Error: A link should always have an id and URL.');
}
- if ((! empty($offset) && ! is_int($offset)) || ! is_int($value['id'])) {
+ if (($offset !== null && ! is_int($offset)) || ! is_int($value['id'])) {
die('You must specify an integer as a key.');
}
- if (! empty($offset) && $offset !== $value['id']) {
+ if ($offset !== null && $offset !== $value['id']) {
die('Array offset and link ID must be equal.');
}
'created'=> new DateTime(),
'tags'=>'opensource software'
);
+ $link['shorturl'] = link_small_hash($link['created'], $link['id']);
$this->links[1] = $link;
$link = array(
'description'=>'Shhhh! I\'m a private link only YOU can see. You can delete me too.',
'private'=>1,
'created'=> new DateTime('1 minute ago'),
- 'tags'=>'secretstuff'
+ 'tags'=>'secretstuff',
);
+ $link['shorturl'] = link_small_hash($link['created'], $link['id']);
$this->links[0] = $link;
// Write database to disk
return;
}
- // Read data
- // Note that gzinflate is faster than gzuncompress.
- // See: http://www.php.net/manual/en/function.gzdeflate.php#96439
- $this->links = array();
-
- if (file_exists($this->datastore)) {
- $this->links = unserialize(gzinflate(base64_decode(
- substr(file_get_contents($this->datastore),
- strlen(self::$phpPrefix), -strlen(self::$phpSuffix)))));
- }
+ $this->links = FileUtils::readFlatDB($this->datastore, []);
$toremove = array();
foreach ($this->links as $key => &$link) {
// To be able to load links before running the update, and prepare the update
if (! isset($link['created'])) {
$link['id'] = $link['linkdate'];
- $link['created'] = DateTime::createFromFormat('Ymd_His', $link['linkdate']);
+ $link['created'] = DateTime::createFromFormat(self::LINK_DATE_FORMAT, $link['linkdate']);
if (! empty($link['updated'])) {
- $link['updated'] = DateTime::createFromFormat('Ymd_His', $link['updated']);
+ $link['updated'] = DateTime::createFromFormat(self::LINK_DATE_FORMAT, $link['updated']);
}
+ $link['shorturl'] = smallHash($link['linkdate']);
}
}
*/
private function write()
{
- if (is_file($this->datastore) && !is_writeable($this->datastore)) {
- // The datastore exists but is not writeable
- throw new IOException($this->datastore);
- } else if (!is_file($this->datastore) && !is_writeable(dirname($this->datastore))) {
- // The datastore does not exist and its parent directory is not writeable
- throw new IOException(dirname($this->datastore));
- }
-
- file_put_contents(
- $this->datastore,
- self::$phpPrefix.base64_encode(gzdeflate(serialize($this->links))).self::$phpSuffix
- );
-
+ FileUtils::writeFlatDB($this->datastore, $this->links);
}
/**
* - searchtags: list of tags
* - searchterm: term search
* @param bool $casesensitive Optional: Perform case sensitive filter
- * @param bool $privateonly Optional: Returns private links only if true.
+ * @param string $visibility return only all/private/public links
*
* @return array filtered links, all links if no suitable filter was provided.
*/
- public function filterSearch($filterRequest = array(), $casesensitive = false, $privateonly = false)
+ public function filterSearch($filterRequest = array(), $casesensitive = false, $visibility = 'all')
{
// Filter link database according to parameters.
$searchtags = !empty($filterRequest['searchtags']) ? escape($filterRequest['searchtags']) : '';
}
$linkFilter = new LinkFilter($this);
- return $linkFilter->filter($type, $request, $casesensitive, $privateonly);
+ return $linkFilter->filter($type, $request, $casesensitive, $visibility);
}
/**
*
* @param int $id Persistent ID of a link.
*
- * @return int Real offset in local array, or null if doesn't exists.
+ * @return int Real offset in local array, or null if doesn't exist.
*/
protected function getLinkOffset($id)
{