home
/
zktecojo
/
public_html
/
vendor
/
laravel
/
framework
/
src
/
Illuminate
/
Cache
➕ New
📤 Upload
✎ Editing:
DatabaseStore.php
← Back
<?php namespace Illuminate\Cache; use Illuminate\Database\Connection; use Illuminate\Encryption\Encrypter; class DatabaseStore implements StoreInterface { /** * The database connection instance. * * @var \Illuminate\Database\Connection */ protected $connection; /** * The encrypter instance. * * @var \Illuminate\Encryption\Encrypter */ protected $encrypter; /** * The name of the cache table. * * @var string */ protected $table; /** * A string that should be prepended to keys. * * @var string */ protected $prefix; /** * Create a new database store. * * @param \Illuminate\Database\Connection $connection * @param \Illuminate\Encryption\Encrypter $encrypter * @param string $table * @param string $prefix * @return void */ public function __construct(Connection $connection, Encrypter $encrypter, $table, $prefix = '') { $this->table = $table; $this->prefix = $prefix; $this->encrypter = $encrypter; $this->connection = $connection; } /** * Retrieve an item from the cache by key. * * @param string $key * @return mixed */ public function get($key) { $prefixed = $this->prefix.$key; $cache = $this->table()->where('key', '=', $prefixed)->first(); // If we have a cache record we will check the expiration time against current // time on the system and see if the record has expired. If it has, we will // remove the records from the database table so it isn't returned again. if ( ! is_null($cache)) { if (is_array($cache)) $cache = (object) $cache; if (time() >= $cache->expiration) { $this->forget($key); return null; } return $this->encrypter->decrypt($cache->value); } } /** * Store an item in the cache for a given number of minutes. * * @param string $key * @param mixed $value * @param int $minutes * @return void */ public function put($key, $value, $minutes) { $key = $this->prefix.$key; // All of the cached values in the database are encrypted in case this is used // as a session data store by the consumer. We'll also calculate the expire // time and place that on the table so we will check it on our retrieval. $value = $this->encrypter->encrypt($value); $expiration = $this->getTime() + ($minutes * 60); try { $this->table()->insert(compact('key', 'value', 'expiration')); } catch (\Exception $e) { $this->table()->where('key', '=', $key)->update(compact('value', 'expiration')); } } /** * Increment the value of an item in the cache. * * @param string $key * @param mixed $value * @return void * * @throws \LogicException */ public function increment($key, $value = 1) { throw new \LogicException("Increment operations not supported by this driver."); } /** * Increment the value of an item in the cache. * * @param string $key * @param mixed $value * @return void * * @throws \LogicException */ public function decrement($key, $value = 1) { throw new \LogicException("Decrement operations not supported by this driver."); } /** * Get the current system time. * * @return int */ protected function getTime() { return time(); } /** * Store an item in the cache indefinitely. * * @param string $key * @param mixed $value * @return void */ public function forever($key, $value) { return $this->put($key, $value, 5256000); } /** * Remove an item from the cache. * * @param string $key * @return void */ public function forget($key) { $this->table()->where('key', '=', $this->prefix.$key)->delete(); } /** * Remove all items from the cache. * * @return void */ public function flush() { $this->table()->delete(); } /** * Get a query builder for the cache table. * * @return \Illuminate\Database\Query\Builder */ protected function table() { return $this->connection->table($this->table); } /** * Get the underlying database connection. * * @return \Illuminate\Database\Connection */ public function getConnection() { return $this->connection; } /** * Get the encrypter instance. * * @return \Illuminate\Encryption\Encrypter */ public function getEncrypter() { return $this->encrypter; } /** * Get the cache key prefix. * * @return string */ public function getPrefix() { return $this->prefix; } }
💾 Save Changes
Cancel
📤 Upload File
×
Select File
Upload
Cancel
➕ Create New
×
Type
📄 File
📁 Folder
Name
Create
Cancel
✎ Rename Item
×
Current Name
New Name
Rename
Cancel
🔐 Change Permissions
×
Target File
Permission (e.g., 0755, 0644)
0755
0644
0777
Apply
Cancel