Merge pull request #673 from virtualtam/cleanup/linkdb

LinkDB: code cleanup
This commit is contained in:
VirtualTam 2016-10-21 11:04:52 +02:00 committed by GitHub
commit 3d5e0aede3
6 changed files with 88 additions and 88 deletions

View file

@ -31,7 +31,7 @@
class LinkDB implements Iterator, Countable, ArrayAccess
{
// Links are stored as a PHP serialized string
private $_datastore;
private $datastore;
// Link date storage format
const LINK_DATE_FORMAT = 'Ymd_His';
@ -45,26 +45,26 @@ class LinkDB implements Iterator, Countable, ArrayAccess
// List of links (associative array)
// - key: link date (e.g. "20110823_124546"),
// - value: associative array (keys: title, description...)
private $_links;
private $links;
// List of all recorded URLs (key=url, value=linkdate)
// for fast reserve search (url-->linkdate)
private $_urls;
private $urls;
// List of linkdate keys (for the Iterator interface implementation)
private $_keys;
private $keys;
// Position in the $this->_keys array (for the Iterator interface)
private $_position;
// Position in the $this->keys array (for the Iterator interface)
private $position;
// Is the user logged in? (used to filter private links)
private $_loggedIn;
private $loggedIn;
// Hide public links
private $_hidePublicLinks;
private $hidePublicLinks;
// link redirector set in user settings.
private $_redirector;
private $redirector;
/**
* Set this to `true` to urlencode link behind redirector link, `false` to leave it untouched.
@ -87,7 +87,7 @@ class LinkDB implements Iterator, Countable, ArrayAccess
* @param string $redirector link redirector set in user settings.
* @param boolean $redirectorEncode Enable urlencode on redirected urls (default: true).
*/
function __construct(
public function __construct(
$datastore,
$isLoggedIn,
$hidePublicLinks,
@ -95,13 +95,13 @@ function __construct(
$redirectorEncode = true
)
{
$this->_datastore = $datastore;
$this->_loggedIn = $isLoggedIn;
$this->_hidePublicLinks = $hidePublicLinks;
$this->_redirector = $redirector;
$this->datastore = $datastore;
$this->loggedIn = $isLoggedIn;
$this->hidePublicLinks = $hidePublicLinks;
$this->redirector = $redirector;
$this->redirectorEncode = $redirectorEncode === true;
$this->_checkDB();
$this->_readDB();
$this->check();
$this->read();
}
/**
@ -109,7 +109,7 @@ function __construct(
*/
public function count()
{
return count($this->_links);
return count($this->links);
}
/**
@ -118,7 +118,7 @@ public function count()
public function offsetSet($offset, $value)
{
// TODO: use exceptions instead of "die"
if (!$this->_loggedIn) {
if (!$this->loggedIn) {
die('You are not authorized to add a link.');
}
if (empty($value['linkdate']) || empty($value['url'])) {
@ -127,8 +127,8 @@ public function offsetSet($offset, $value)
if (empty($offset)) {
die('You must specify a key.');
}
$this->_links[$offset] = $value;
$this->_urls[$value['url']]=$offset;
$this->links[$offset] = $value;
$this->urls[$value['url']]=$offset;
}
/**
@ -136,7 +136,7 @@ public function offsetSet($offset, $value)
*/
public function offsetExists($offset)
{
return array_key_exists($offset, $this->_links);
return array_key_exists($offset, $this->links);
}
/**
@ -144,13 +144,13 @@ public function offsetExists($offset)
*/
public function offsetUnset($offset)
{
if (!$this->_loggedIn) {
if (!$this->loggedIn) {
// TODO: raise an exception
die('You are not authorized to delete a link.');
}
$url = $this->_links[$offset]['url'];
unset($this->_urls[$url]);
unset($this->_links[$offset]);
$url = $this->links[$offset]['url'];
unset($this->urls[$url]);
unset($this->links[$offset]);
}
/**
@ -158,31 +158,31 @@ public function offsetUnset($offset)
*/
public function offsetGet($offset)
{
return isset($this->_links[$offset]) ? $this->_links[$offset] : null;
return isset($this->links[$offset]) ? $this->links[$offset] : null;
}
/**
* Iterator - Returns the current element
*/
function current()
public function current()
{
return $this->_links[$this->_keys[$this->_position]];
return $this->links[$this->keys[$this->position]];
}
/**
* Iterator - Returns the key of the current element
*/
function key()
public function key()
{
return $this->_keys[$this->_position];
return $this->keys[$this->position];
}
/**
* Iterator - Moves forward to next element
*/
function next()
public function next()
{
++$this->_position;
++$this->position;
}
/**
@ -190,19 +190,19 @@ function next()
*
* Entries are sorted by date (latest first)
*/
function rewind()
public function rewind()
{
$this->_keys = array_keys($this->_links);
rsort($this->_keys);
$this->_position = 0;
$this->keys = array_keys($this->links);
rsort($this->keys);
$this->position = 0;
}
/**
* Iterator - Checks if current position is valid
*/
function valid()
public function valid()
{
return isset($this->_keys[$this->_position]);
return isset($this->keys[$this->position]);
}
/**
@ -210,14 +210,14 @@ function valid()
*
* If no DB file is found, creates a dummy DB.
*/
private function _checkDB()
private function check()
{
if (file_exists($this->_datastore)) {
if (file_exists($this->datastore)) {
return;
}
// Create a dummy database for example
$this->_links = array();
$this->links = array();
$link = array(
'title'=>' Shaarli: the personal, minimalist, super-fast, no-database delicious clone',
'url'=>'https://github.com/shaarli/Shaarli/wiki',
@ -230,7 +230,7 @@ private function _checkDB()
'linkdate'=> date('Ymd_His'),
'tags'=>'opensource software'
);
$this->_links[$link['linkdate']] = $link;
$this->links[$link['linkdate']] = $link;
$link = array(
'title'=>'My secret stuff... - Pastebin.com',
@ -240,64 +240,64 @@ private function _checkDB()
'linkdate'=> date('Ymd_His', strtotime('-1 minute')),
'tags'=>'secretstuff'
);
$this->_links[$link['linkdate']] = $link;
$this->links[$link['linkdate']] = $link;
// Write database to disk
$this->writeDB();
$this->write();
}
/**
* Reads database from disk to memory
*/
private function _readDB()
private function read()
{
// Public links are hidden and user not logged in => nothing to show
if ($this->_hidePublicLinks && !$this->_loggedIn) {
$this->_links = array();
if ($this->hidePublicLinks && !$this->loggedIn) {
$this->links = array();
return;
}
// Read data
// Note that gzinflate is faster than gzuncompress.
// See: http://www.php.net/manual/en/function.gzdeflate.php#96439
$this->_links = array();
$this->links = array();
if (file_exists($this->_datastore)) {
$this->_links = unserialize(gzinflate(base64_decode(
substr(file_get_contents($this->_datastore),
if (file_exists($this->datastore)) {
$this->links = unserialize(gzinflate(base64_decode(
substr(file_get_contents($this->datastore),
strlen(self::$phpPrefix), -strlen(self::$phpSuffix)))));
}
// If user is not logged in, filter private links.
if (!$this->_loggedIn) {
if (!$this->loggedIn) {
$toremove = array();
foreach ($this->_links as $link) {
foreach ($this->links as $link) {
if ($link['private'] != 0) {
$toremove[] = $link['linkdate'];
}
}
foreach ($toremove as $linkdate) {
unset($this->_links[$linkdate]);
unset($this->links[$linkdate]);
}
}
$this->_urls = array();
foreach ($this->_links as &$link) {
$this->urls = array();
foreach ($this->links as &$link) {
// Keep the list of the mapping URLs-->linkdate up-to-date.
$this->_urls[$link['url']] = $link['linkdate'];
$this->urls[$link['url']] = $link['linkdate'];
// Sanitize data fields.
sanitizeLink($link);
// Remove private tags if the user is not logged in.
if (! $this->_loggedIn) {
if (! $this->loggedIn) {
$link['tags'] = preg_replace('/(^|\s+)\.[^($|\s)]+\s*/', ' ', $link['tags']);
}
// Do not use the redirector for internal links (Shaarli note URL starting with a '?').
if (!empty($this->_redirector) && !startsWith($link['url'], '?')) {
$link['real_url'] = $this->_redirector;
if (!empty($this->redirector) && !startsWith($link['url'], '?')) {
$link['real_url'] = $this->redirector;
if ($this->redirectorEncode) {
$link['real_url'] .= urlencode(unescape($link['url']));
} else {
@ -315,19 +315,19 @@ private function _readDB()
*
* @throws IOException the datastore is not writable
*/
private function writeDB()
private function write()
{
if (is_file($this->_datastore) && !is_writeable($this->_datastore)) {
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($this->_datastore))) {
throw new IOException($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($this->_datastore));
throw new IOException(dirname($this->datastore));
}
file_put_contents(
$this->_datastore,
self::$phpPrefix.base64_encode(gzdeflate(serialize($this->_links))).self::$phpSuffix
$this->datastore,
self::$phpPrefix.base64_encode(gzdeflate(serialize($this->links))).self::$phpSuffix
);
}
@ -337,14 +337,14 @@ private function writeDB()
*
* @param string $pageCacheDir page cache directory
*/
public function savedb($pageCacheDir)
public function save($pageCacheDir)
{
if (!$this->_loggedIn) {
if (!$this->loggedIn) {
// TODO: raise an Exception instead
die('You are not authorized to change the database.');
}
$this->writeDB();
$this->write();
invalidateCaches($pageCacheDir);
}
@ -358,8 +358,8 @@ public function savedb($pageCacheDir)
*/
public function getLinkFromUrl($url)
{
if (isset($this->_urls[$url])) {
return $this->_links[$this->_urls[$url]];
if (isset($this->urls[$url])) {
return $this->links[$this->urls[$url]];
}
return false;
}
@ -376,7 +376,7 @@ public function getLinkFromUrl($url)
public function filterHash($request)
{
$request = substr($request, 0, 6);
$linkFilter = new LinkFilter($this->_links);
$linkFilter = new LinkFilter($this->links);
return $linkFilter->filter(LinkFilter::$FILTER_HASH, $request);
}
@ -388,7 +388,7 @@ public function filterHash($request)
* @return array list of shaare found.
*/
public function filterDay($request) {
$linkFilter = new LinkFilter($this->_links);
$linkFilter = new LinkFilter($this->links);
return $linkFilter->filter(LinkFilter::$FILTER_DAY, $request);
}
@ -430,7 +430,7 @@ public function filterSearch($filterRequest = array(), $casesensitive = false, $
$request = '';
}
$linkFilter = new LinkFilter($this->_links);
$linkFilter = new LinkFilter($this->links);
return $linkFilter->filter($type, $request, $casesensitive, $privateonly);
}
@ -442,7 +442,7 @@ public function allTags()
{
$tags = array();
$caseMapping = array();
foreach ($this->_links as $link) {
foreach ($this->links as $link) {
foreach (preg_split('/\s+/', $link['tags'], 0, PREG_SPLIT_NO_EMPTY) as $tag) {
if (empty($tag)) {
continue;
@ -467,7 +467,7 @@ public function allTags()
public function days()
{
$linkDays = array();
foreach (array_keys($this->_links) as $day) {
foreach (array_keys($this->links) as $day) {
$linkDays[substr($day, 0, 8)] = 0;
}
$linkDays = array_keys($linkDays);

View file

@ -183,7 +183,7 @@ public static function import($post, $files, $linkDb, $pagecache)
$importCount++;
}
$linkDb->savedb($pagecache);
$linkDb->save($pagecache);
return self::importStatus(
$filename,
$filesize,

View file

@ -143,7 +143,7 @@ public function updateMethodRenameDashTags()
$link['tags'] = implode(' ', array_unique(LinkFilter::tagsStrToArray($link['tags'], true)));
$this->linkDB[$link['linkdate']] = $link;
}
$this->linkDB->savedb($this->conf->get('resource.page_cache'));
$this->linkDB->save($this->conf->get('resource.page_cache'));
return true;
}

View file

@ -1211,7 +1211,7 @@ function renderPage($conf, $pluginManager)
$value['tags']=trim(implode(' ',$tags));
$LINKSDB[$key]=$value;
}
$LINKSDB->savedb($conf->get('resource.page_cache'));
$LINKSDB->save($conf->get('resource.page_cache'));
echo '<script>alert("Tag was removed from '.count($linksToAlter).' links.");document.location=\'?\';</script>';
exit;
}
@ -1228,7 +1228,7 @@ function renderPage($conf, $pluginManager)
$value['tags']=trim(implode(' ',$tags));
$LINKSDB[$key]=$value;
}
$LINKSDB->savedb($conf->get('resource.page_cache')); // Save to disk.
$LINKSDB->save($conf->get('resource.page_cache')); // Save to disk.
echo '<script>alert("Tag was renamed in '.count($linksToAlter).' links.");document.location=\'?searchtags='.urlencode($_POST['totag']).'\';</script>';
exit;
}
@ -1283,7 +1283,7 @@ function renderPage($conf, $pluginManager)
$pluginManager->executeHooks('save_link', $link);
$LINKSDB[$linkdate] = $link;
$LINKSDB->savedb($conf->get('resource.page_cache'));
$LINKSDB->save($conf->get('resource.page_cache'));
pubsubhub($conf);
// If we are called from the bookmarklet, we must close the popup:
@ -1325,7 +1325,7 @@ function renderPage($conf, $pluginManager)
$pluginManager->executeHooks('delete_link', $LINKSDB[$linkdate]);
unset($LINKSDB[$linkdate]);
$LINKSDB->savedb('resource.page_cache'); // save to disk
$LINKSDB->save('resource.page_cache'); // save to disk
// If we are called from the bookmarklet, we must close the popup:
if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) { echo '<script>self.close();</script>'; exit; }

View file

@ -117,7 +117,7 @@ public function testCheckDBNew()
unlink(self::$testDatastore);
$this->assertFileNotExists(self::$testDatastore);
$checkDB = self::getMethod('_checkDB');
$checkDB = self::getMethod('check');
$checkDB->invokeArgs($linkDB, array());
$this->assertFileExists(self::$testDatastore);
@ -134,7 +134,7 @@ public function testCheckDBLoad()
$datastoreSize = filesize(self::$testDatastore);
$this->assertGreaterThan(0, $datastoreSize);
$checkDB = self::getMethod('_checkDB');
$checkDB = self::getMethod('check');
$checkDB->invokeArgs($linkDB, array());
// ensure the datastore is left unmodified
@ -180,7 +180,7 @@ public function testReadPrivateDB()
/**
* Save the links to the DB
*/
public function testSaveDB()
public function testSave()
{
$testDB = new LinkDB(self::$testDatastore, true, false);
$dbSize = sizeof($testDB);
@ -194,7 +194,7 @@ public function testSaveDB()
'tags'=>'unit test'
);
$testDB[$link['linkdate']] = $link;
$testDB->savedb('tests');
$testDB->save('tests');
$testDB = new LinkDB(self::$testDatastore, true, false);
$this->assertEquals($dbSize + 1, sizeof($testDB));

View file

@ -13,7 +13,7 @@ class ReferenceLinkDB
/**
* Populates the test DB with reference data
*/
function __construct()
public function __construct()
{
$this->addLink(
'Link title: @website',