118 lines
3.9 KiB
PHP
118 lines
3.9 KiB
PHP
<?php
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class SihnonFramework_Log_Plugin_Database extends SihnonFramework_Log_PluginBase implements Sihnon_Log_IPlugin {
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/**
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* Name of this plugin
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* @var string
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*/
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const PLUGIN_NAME = "Database";
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private $database;
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private $table;
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protected function __construct($instance, $database, $table) {
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parent::__construct($instance);
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$this->database = $database;
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$this->table = $table;
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}
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public static function create(SihnonFramework_Config $config, $instance) {
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$database = SihnonFramework_Main::instance()->database();
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$table = $config->get("logging.".self::PLUGIN_NAME.".{$instance}.table", 'SihnonFramework_Exception_MissingParameter');
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return new self($instance, $database, $table);
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}
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/**
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* Records a new entry in the storage backend used by this logging plugin
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*
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* @param SihnonFramework_LogEntry $entry Log Entry object containing the information to be recorded
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*/
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public function log(SihnonFramework_LogEntry $entry) {
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$fields = $entry->fields();
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$types = $entry->types();
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$values = $entry->values();
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$bindings = array();
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for ($i = 0, $l = count($fields); $i < $l; ++$i) {
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$type = '';
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switch ($types[$i]) {
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case 'int':
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$type = PDO::PARAM_INT;
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break;
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case 'bool':
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$type = PDO::PARAM_BOOL;
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break;
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default:
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$type = PDO::PARAM_STR;
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break;
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}
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$bindings[] = array(
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'name' => $fields[$i],
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'value' => $values[$i],
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'type' => $type,
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);
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}
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$field_list = join(', ', $fields);
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$bindings_list = join(', ', array_walk($this->fields, create_function('$value', 'return ":{$value}";')));
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$this->database->insert("INSERT INTO {$this->table} ({$field_list}) VALUES({$bindings_list})", $bindings);
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}
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/**
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* Returns an array of recent log messages written using the plugin
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*
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* @param string $entry_class Class name of the LogEntry class to use to reinstanciate the contents of the log entry
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* @param int $limit Maximum number of log entries to retrieve
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* @return array(SihnonFramework_LogEntry)
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*
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* @todo customise order field instead of using hardcoded ctime
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*/
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public function recent($entry_class, $order_field, $order_direction = SihnonFramework_Log::ORDER_DESC, $limit = 30) {
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$entries = array();
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$records = $this->database->selectList("SELECT * FROM `{$this->table}` ORDER BY `{$order_field}` {$order_direction} LIMIT {$limit}", array());
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foreach ($records as $record) {
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$entries[] = $entry_class::fromArray($record);
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}
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return $entries;
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}
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public function recentByField($entry_class, $field, $value, $type, $order_field, $order_direction = SihnonFramework_Log::ORDER_DESC, $limit = 30) {
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$entries = array();
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$pdo_type = '';
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switch ($type) {
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case 'int':
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$pdo_type = PDO::PARAM_INT;
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break;
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case 'bool':
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$pdo_type = PDO::PARAM_BOOL;
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break;
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default:
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$pdo_type = PDO::PARAM_STR;
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break;
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}
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$records = $this->database->selectList("SELECT * FROM `{$this->table}` WHERE `{$field}`=:{$field} ORDER BY `{$order_field}` {$order_direction} LIMIT {$limit}",
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array(
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array('name' => $field, 'value' => $value, 'type' => $pdo_type),
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)
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);
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foreach ($records as $record) {
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$entries[] = $entry_class::fromArray($record);
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}
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return $entries;
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}
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}
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?>
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