Current File : //var/www/tif-dev/wp-content/plugins/instapage/models/InstapageCmsPluginDBModel.php
<?php
/**
* Class responsible for communication with DB.
*/
class InstapageCmsPluginDBModel {
/**
* @var object Class instance.
*/
private static $dbModel = null;
/**
* @var string DB prefix.
*/
public $prefix = null;
/**
* @var string Charset collatation.
*/
public $charsetCollate = null;
/**
* @var string Options table name.
*/
public $optionsTable = null;
/**
* @var string Pages table name.
*/
public $pagesTable = null;
/**
* @var Debug log table name.
*/
public $debugTable = null;
/**
* Class constructor. Sets the properties based on current CMS settings.
*/
function __construct() {
$this->prefix = InstapageCmsPluginConnector::getSelectedConnector()->getDBPrefix();
$this->charsetCollate = InstapageCmsPluginConnector::getSelectedConnector()->getCharsetCollate();
$this->optionsTable = $this->prefix . 'instapage_options';
$this->pagesTable = $this->prefix . 'instapage_pages';
$this->debugTable = $this->prefix . 'instapage_debug';
}
/**
* Gets the class instance.
*
* @return object Class instance.
*/
public static function getInstance() {
if (self::$dbModel === null) {
self::$dbModel = new InstapageCmsPluginDBModel();
}
return self::$dbModel;
}
/**
* Executes a SQL query.
*
* @param string $sql SQL to execute. %s can be used to output pre-formatted values. Values for %s can be passed as arguments for this function.
* @return bool True if the query is successful. DB error is logged and false if returned otherwise.
*/
public function query($sql) {
$args = func_get_args();
array_shift($args);
if (isset($args[0]) && is_array($args[0]) ) {
$args = $args[0];
}
return InstapageCmsPluginConnector::getSelectedConnector()->query($sql, $args);
}
/**
* Gets the last ID of an insert query.
*
* @return integer|boolean Last insert ID of false on error.
*/
public function lastInsertId() {
return InstapageCmsPluginConnector::getSelectedConnector()->lastInsertId();
}
/**
* Executes the query and returns the first row.
*
* @param string $sql SQL to execute. %s can be used to output pre-formatted values. Values for %s can be passed as arguments for this function.
* @return mixed first row of results of the query.
*/
public function getRow($sql) {
$args = func_get_args();
array_shift($args);
if (isset($args[0]) && is_array($args[0]) ) {
$args = $args[0];
}
return InstapageCmsPluginConnector::getSelectedConnector()->getRow($sql, $args);
}
/**
* Executes the query and returns a list of results.
*
* @param string $sql SQL to execute. %s can be used to output pre-formatted values. Values for %s can be passed as arguments for this function.
* @return mixed first row of results of the query.
*/
public static function getResults($sql) {
$args = func_get_args();
array_shift($args);
if (isset($args[0]) && is_array($args[0]) ) {
$args = $args[0];
}
return InstapageCmsPluginConnector::getSelectedConnector()->getResults($sql, $args);
}
/**
* Initiates Instapage plugin's DB structure.
*/
public function initPluginTables() {
$this->initOptionsTable();
$this->initPagesTable();
$this->initDebugTable();
$this->updateDB();
}
/**
* Initiates Instapage plugin's DB structure for options table.
*/
private function initOptionsTable() {
$sql = sprintf('SHOW TABLES LIKE \'%s\'', $this->optionsTable);
$result = $this->getRow($sql);
if ($result) {
return true;
}
$sql = sprintf('CREATE TABLE IF NOT EXISTS %s(' .
'id MEDIUMINT(9) UNSIGNED NOT NULL AUTO_INCREMENT, ' .
'plugin_hash VARCHAR(255) DEFAULT \'\', ' .
'api_keys TEXT NULL, ' .
'user_name VARCHAR(255) DEFAULT \'\', ' .
'config TEXT NULL, ' .
'metadata TEXT NULL, ' .
'UNIQUE KEY id (id)) %s', $this->optionsTable, $this->charsetCollate);
$this->query($sql);
}
/**
* Initiates Instapage plugin's DB structure for pages table.
*/
private function initPagesTable() {
$sql = sprintf('SHOW TABLES LIKE \'%s\'', $this->pagesTable);
$result = $this->getRow($sql);
if ($result) {
return true;
}
$sql = sprintf('CREATE TABLE IF NOT EXISTS %s(' .
'id MEDIUMINT(9) UNSIGNED NOT NULL AUTO_INCREMENT, ' .
'instapage_id INT UNSIGNED NOT NULL, ' .
'slug VARCHAR(255) DEFAULT \'\' NOT NULL, ' .
'type VARCHAR(4) DEFAULT \'page\' NOT NULL, ' .
'time TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL, ' .
'stats_cache TEXT NULL, ' .
'stats_cache_expires INT UNSIGNED, ' .
'enterprise_url VARCHAR(255) DEFAULT \'\' NOT NULL, ' .
'UNIQUE KEY id (id)) %s', $this->pagesTable, $this->charsetCollate );
$this->query($sql);
}
/**
* Initiates Instapage plugin's DB structure for debug table.
*/
private function initDebugTable() {
$sql = sprintf('SHOW TABLES LIKE \'%s\'', $this->debugTable);
$result = $this->getRow($sql);
if ($result) {
return true;
}
$sql = sprintf('CREATE TABLE IF NOT EXISTS %s(' .
'id MEDIUMINT(9) UNSIGNED NOT NULL AUTO_INCREMENT, ' .
'time TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL, ' .
'text TEXT NULL, ' .
'caller VARCHAR(255) DEFAULT \'\' NOT NULL, ' .
'name VARCHAR(255) DEFAULT \'\' NOT NULL, ' .
'UNIQUE KEY id (id)) %s', $this->debugTable, $this->charsetCollate );
$this->query($sql);
}
/**
* Check current DB structure version and updates it if necessary.
*/
private function updateDB() {
$db_version = intval(InstapageCmsPluginHelper::getMetadata('db_version', 0), 10);
if ($db_version < 300000010) {
InstapageCmsPluginHelper::writeDiagnostics($db_version, 'Current db version. Doing update.');
$sql = 'SHOW COLUMNS FROM ' . $this->optionsTable . ' LIKE %s';
$metadata_exists = $this->getRow($sql, 'metadata');
$sql = 'SHOW COLUMNS FROM ' . $this->pagesTable . ' LIKE %s';
$enterprise_url_exists = $this->getRow($sql, 'enterprise_url');
if (!$metadata_exists) {
$sql = sprintf('ALTER TABLE %s ADD metadata TEXT NULL', $this->optionsTable);
$this->query($sql);
}
if (!$enterprise_url_exists) {
$sql = sprintf('ALTER TABLE %s ADD enterprise_url VARCHAR(255) DEFAULT \'\' NOT NULL', $this->pagesTable);
$this->query($sql);
}
$sql = sprintf('ALTER TABLE %s MODIFY api_keys TEXT NULL', $this->optionsTable);
$this->query($sql);
$sql = sprintf('ALTER TABLE %s MODIFY config TEXT NULL', $this->optionsTable);
$this->query($sql);
$sql = sprintf('ALTER TABLE %s MODIFY slug VARCHAR(255) DEFAULT \'\' NOT NULL', $this->pagesTable);
$this->query($sql);
$sql = sprintf('ALTER TABLE %s MODIFY time TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL', $this->pagesTable);
$this->query($sql);
$sql = sprintf('ALTER TABLE %s MODIFY time TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL', $this->debugTable);
$this->query($sql);
InstapageCmsPluginHelper::updateMetadata('db_version', 300000010);
}
}
/**
* Initiates Instapage plugin's DB tables.
*/
public function removePluginTables() {
$this->query('DROP TABLE IF EXISTS ' . $this->optionsTable);
$this->query('DROP TABLE IF EXISTS ' . $this->pagesTable);
$this->query('DROP TABLE IF EXISTS ' . $this->debugTable);
}
}
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