Merge remote-tracking branch 'remotes/bantu/ticket/10202' into develop

# By Andreas Fischer # Via Andreas Fischer * remotes/bantu/ticket/10202: [ticket/10202] Rename method names _all() to _array(). [ticket/10202] Add migration file for config_db_text. [ticket/10202] Upgrade TEXT to the bigger MTEXT. [ticket/10202] Improve method documentation. [ticket/10202] SQL escape the table name. [ticket/10202] Add $this->db->sql_freeresult($result) to SELECT queries. [ticket/10202] Define phpbb_config_db_text as a service. [ticket/10202] Add tests for phpbb_config_db_text. [ticket/10202] Adjust method names to guidelines. [ticket/10202] Add database schema for phpbb_config_db_text. [ticket/10202] Implementation of config options with arbitrary length values.
author: Nathan Guse <nathaniel.guse@gmail.com> 2013-03-06 15:36:15 -0600
committer: Nathan Guse <nathaniel.guse@gmail.com> 2013-03-06 15:36:15 -0600
commit: 9ca15267fa91d2c9aad5df4f57a41de8b2c79be0 (patch)
tree: 6a61a976cfc2ac7a4be32c7deacb789f7efc7752 /phpBB/includes
parent: 02758cabbc8860b5026353a2f995077f5d7c2e76 (diff)
parent: 32ff2348f10aed1aad3b78e7677dca34335b7adb (diff)
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2 files changed, 208 insertions, 0 deletions
diff --git a/phpBB/includes/config/db_text.php b/phpBB/includes/config/db_text.php
new file mode 100644
index 0000000000..b365cb5c77
--- /dev/null
+++ b/phpBB/includes/config/db_text.php
@@ -0,0 +1,163 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+/**
+* Manages configuration options with an arbitrary length value stored in a TEXT
+* column. In constrast to class phpbb_config_db, values are never cached and
+* prefetched, but every get operation sends a query to the database.
+*
+* @package phpBB3
+*/
+class phpbb_config_db_text
+{
+	/**
+	* Database connection
+	* @var phpbb_db_driver
+	*/
+	protected $db;
+
+	/**
+	* Name of the database table used.
+	* @var string
+	*/
+	protected $table;
+
+	/**
+	* @param phpbb_db_driver $db        Database connection
+	* @param string          $table     Table name
+	*/
+	public function __construct(phpbb_db_driver $db, $table)
+	{
+		$this->db = $db;
+		$this->table = $this->db->sql_escape($table);
+	}
+
+	/**
+	* Sets the configuration option with the name $key to $value.
+	*
+	* @param string $key       The configuration option's name
+	* @param string $value     New configuration value
+	*
+	* @return null
+	*/
+	public function set($key, $value)
+	{
+		$this->set_array(array($key => $value));
+	}
+
+	/**
+	* Gets the configuration value for the name $key.
+	*
+	* @param string $key       The configuration option's name
+	*
+	* @return string|null      String result on success
+	*                          null if there is no such option
+	*/
+	public function get($key)
+	{
+		$map = $this->get_array(array($key));
+
+		return isset($map[$key]) ? $map[$key] : null;
+	}
+
+	/**
+	* Removes the configuration option with the name $key.
+	*
+	* @param string $key       The configuration option's name
+	*
+	* @return null
+	*/
+	public function delete($key)
+	{
+		$this->delete_array(array($key));
+	}
+
+	/**
+	* Mass set configuration options: Receives an associative array,
+	* treats array keys as configuration option names and associated
+	* array values as their configuration option values.
+	*
+	* @param array $map        Map from configuration names to values
+	*
+	* @return null
+	*/
+	public function set_array(array $map)
+	{
+		$this->db->sql_transaction('begin');
+
+		foreach ($map as $key => $value)
+		{
+			$sql = 'UPDATE ' . $this->table . "
+				SET config_value = '" . $this->db->sql_escape($value) . "'
+				WHERE config_name = '" . $this->db->sql_escape($key) . "'";
+			$result = $this->db->sql_query($sql);
+
+			if (!$this->db->sql_affectedrows($result))
+			{
+				$sql = 'INSERT INTO ' . $this->table . ' ' . $this->db->sql_build_array('INSERT', array(
+					'config_name'	=> $key,
+					'config_value'	=> $value,
+				));
+				$this->db->sql_query($sql);
+			}
+		}
+
+		$this->db->sql_transaction('commit');
+	}
+
+	/**
+	* Mass get configuration options: Receives a set of configuration
+	* option names and returns the result as a key => value map where
+	* array keys are configuration option names and array values are
+	* associated config option values.
+	*
+	* @param array $keys       Set of configuration option names
+	*
+	* @return array            Map from configuration names to values
+	*/
+	public function get_array(array $keys)
+	{
+		$sql = 'SELECT *
+			FROM ' . $this->table . '
+			WHERE ' . $this->db->sql_in_set('config_name', $keys, false, true);
+		$result = $this->db->sql_query($sql);
+
+		$map = array();
+		while ($row = $this->db->sql_fetchrow($result))
+		{
+			$map[$row['config_name']] = $row['config_value'];
+		}
+		$this->db->sql_freeresult($result);
+
+		return $map;
+	}
+
+	/**
+	* Mass delete configuration options.
+	*
+	* @param array $keys       Set of configuration option names
+	*
+	* @return null
+	*/
+	public function delete_array(array $keys)
+	{
+		$sql = 'DELETE
+			FROM ' . $this->table . '
+			WHERE ' . $this->db->sql_in_set('config_name', $keys, false, true);
+		$result = $this->db->sql_query($sql);
+	}
+}
diff --git a/phpBB/includes/db/migration/data/310/config_db_text.php b/phpBB/includes/db/migration/data/310/config_db_text.php
new file mode 100644
index 0000000000..89f211adda
--- /dev/null
+++ b/phpBB/includes/db/migration/data/310/config_db_text.php
@@ -0,0 +1,45 @@
+<?php
+/**
+*
+* @package migration
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License v2
+*
+*/
+
+class phpbb_db_migration_data_310_config_db_text extends phpbb_db_migration
+{
+	public function effectively_installed()
+	{
+		return $this->db_tools->sql_table_exists($this->table_prefix . 'config_text');
+	}
+
+	static public function depends_on()
+	{
+		return array('phpbb_db_migration_data_30x_3_0_11');
+	}
+
+	public function update_schema()
+	{
+		return array(
+			'add_tables' => array(
+				$this->table_prefix . 'config_text' => array(
+					'COLUMNS' => array(
+						'config_name'	=> array('VCHAR', ''),
+						'config_value'	=> array('MTEXT', ''),
+					),
+					'PRIMARY_KEY' => 'config_name',
+				),
+			),
+		);
+	}
+
+	public function revert_schema()
+	{
+		return array(
+			'drop_tables' => array(
+				$this->table_prefix . 'config_text',
+			),
+		);
+	}
+}
author	Nathan Guse <nathaniel.guse@gmail.com>	2013-03-06 15:36:15 -0600
committer	Nathan Guse <nathaniel.guse@gmail.com>	2013-03-06 15:36:15 -0600
commit	9ca15267fa91d2c9aad5df4f57a41de8b2c79be0 (patch)
tree	6a61a976cfc2ac7a4be32c7deacb789f7efc7752 /phpBB/includes
parent	02758cabbc8860b5026353a2f995077f5d7c2e76 (diff)
parent	32ff2348f10aed1aad3b78e7677dca34335b7adb (diff)
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