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<?php |
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namespace Elgg\Database; |
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use Elgg\Database; |
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use Elgg\Database\EntityTable; |
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/** |
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* Private settings for entities |
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* |
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* Private settings provide metadata like storage of settings for plugins |
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* and users. |
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* |
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* WARNING: API IN FLUX. DO NOT USE DIRECTLY. |
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* |
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* @access private |
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* @since 2.0.0 |
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*/ |
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class PrivateSettingsTable { |
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/** @var Database */ |
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private $db; |
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/** @var EntityTable */ |
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private $entities; |
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/** @var Name of the database table */ |
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private $table; |
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/** |
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* Constructor |
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* |
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* @param Database $db The database |
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* @param EntityTable $entities Entities table |
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*/ |
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public function __construct(Database $db, EntityTable $entities) { |
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$this->db = $db; |
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$this->entities = $entities; |
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$this->table = $this->db->getTablePrefix() . 'private_settings'; |
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} |
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/** |
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* Returns entities based upon private settings |
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* |
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* Also accepts all options available to elgg_get_entities(). Supports |
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* the singular option shortcut. |
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* |
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* @param array $options Array in format: |
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* |
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* private_setting_names => null|ARR private setting names |
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* |
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* private_setting_values => null|ARR metadata values |
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* |
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* private_setting_name_value_pairs => null|ARR ( |
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* name => 'name', |
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* value => 'value', |
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* 'operand' => '=', |
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* ) |
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* Currently if multiple values are sent via |
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* an array (value => array('value1', 'value2') |
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* the pair's operand will be forced to "IN". |
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* |
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* private_setting_name_value_pairs_operator => null|STR The operator to |
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* use for combining |
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* (name = value) OPERATOR (name = value); |
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* default AND |
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* |
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* private_setting_name_prefix => STR A prefix to apply to all private |
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* settings. Used to namespace plugin user |
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* settings or by plugins to namespace their |
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* own settings. |
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* |
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* @return mixed int If count, int. If not count, array. false on errors. |
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*/ |
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public function getEntities(array $options = array()) { |
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$defaults = array( |
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'private_setting_names' => ELGG_ENTITIES_ANY_VALUE, |
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'private_setting_values' => ELGG_ENTITIES_ANY_VALUE, |
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'private_setting_name_value_pairs' => ELGG_ENTITIES_ANY_VALUE, |
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'private_setting_name_value_pairs_operator' => 'AND', |
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'private_setting_name_prefix' => '', |
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); |
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$options = array_merge($defaults, $options); |
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$singulars = array( |
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'private_setting_name', |
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'private_setting_value', |
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'private_setting_name_value_pair', |
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); |
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$options = _elgg_normalize_plural_options_array($options, $singulars); |
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$clauses = $this->getWhereSql('e', |
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$options['private_setting_names'], |
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$options['private_setting_values'], |
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$options['private_setting_name_value_pairs'], |
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$options['private_setting_name_value_pairs_operator'], |
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$options['private_setting_name_prefix']); |
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View Code Duplication |
if ($clauses) { |
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// merge wheres to pass to get_entities() |
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if (isset($options['wheres']) && !is_array($options['wheres'])) { |
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$options['wheres'] = array($options['wheres']); |
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} elseif (!isset($options['wheres'])) { |
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$options['wheres'] = array(); |
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} |
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$options['wheres'] = array_merge($options['wheres'], $clauses['wheres']); |
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// merge joins to pass to get_entities() |
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if (isset($options['joins']) && !is_array($options['joins'])) { |
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$options['joins'] = array($options['joins']); |
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} elseif (!isset($options['joins'])) { |
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$options['joins'] = array(); |
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} |
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$options['joins'] = array_merge($options['joins'], $clauses['joins']); |
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} |
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return $this->entities->getEntities($options); |
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} |
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/** |
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* Returns private setting name and value SQL where/join clauses for entities |
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* |
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* @param string $table Entities table name |
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* @param array|null $names Array of names |
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* @param array|null $values Array of values |
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* @param array|null $pairs Array of names / values / operands |
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* @param string $pair_operator Operator for joining pairs where clauses |
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* @param string $name_prefix A string to prefix all names with |
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* @return array |
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*/ |
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private function getWhereSql($table, $names = null, $values = null, |
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$pairs = null, $pair_operator = 'AND', $name_prefix = '') { |
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// @todo short circuit test |
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$return = array ( |
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'joins' => array (), |
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'wheres' => array(), |
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); |
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$return['joins'][] = "JOIN {$this->table} ps on |
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{$table}.guid = ps.entity_guid"; |
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$wheres = array(); |
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// get names wheres |
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$names_where = ''; |
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View Code Duplication |
if ($names !== null) { |
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if (!is_array($names)) { |
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$names = array($names); |
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} |
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$sanitised_names = array(); |
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foreach ($names as $name) { |
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$name = $name_prefix . $name; |
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$sanitised_names[] = '\'' . $this->db->sanitizeString($name) . '\''; |
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} |
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$names_str = implode(',', $sanitised_names); |
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if ($names_str) { |
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$names_where = "(ps.name IN ($names_str))"; |
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} |
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} |
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// get values wheres |
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$values_where = ''; |
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View Code Duplication |
if ($values !== null) { |
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if (!is_array($values)) { |
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$values = array($values); |
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} |
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$sanitised_values = array(); |
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foreach ($values as $value) { |
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// normalize to 0 |
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if (!$value) { |
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$value = 0; |
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} |
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$sanitised_values[] = '\'' . $this->db->sanitizeString($value) . '\''; |
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} |
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$values_str = implode(',', $sanitised_values); |
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if ($values_str) { |
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$values_where = "(ps.value IN ($values_str))"; |
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} |
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} |
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View Code Duplication |
if ($names_where && $values_where) { |
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$wheres[] = "($names_where AND $values_where)"; |
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} elseif ($names_where) { |
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$wheres[] = "($names_where)"; |
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} elseif ($values_where) { |
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$wheres[] = "($values_where)"; |
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} |
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// add pairs which must be in arrays. |
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if (is_array($pairs)) { |
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// join counter for incremental joins in pairs |
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$i = 1; |
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// check if this is an array of pairs or just a single pair. |
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if (isset($pairs['name']) || isset($pairs['value'])) { |
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$pairs = array($pairs); |
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} |
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$pair_wheres = array(); |
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foreach ($pairs as $index => $pair) { |
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// @todo move this elsewhere? |
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// support shortcut 'n' => 'v' method. |
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if (!is_array($pair)) { |
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$pair = array( |
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'name' => $index, |
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'value' => $pair |
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); |
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} |
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// must have at least a name and value |
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if (!isset($pair['name']) || !isset($pair['value'])) { |
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// @todo should probably return false. |
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continue; |
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} |
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View Code Duplication |
if (isset($pair['operand'])) { |
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$operand = $this->db->sanitizeString($pair['operand']); |
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} else { |
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$operand = ' = '; |
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} |
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// for comparing |
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$trimmed_operand = trim(strtolower($operand)); |
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// if the value is an int, don't quote it because str '15' < str '5' |
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// if the operand is IN don't quote it because quoting should be done already. |
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if (is_numeric($pair['value'])) { |
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$value = $this->db->sanitizeString($pair['value']); |
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View Code Duplication |
} else if (is_array($pair['value'])) { |
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$values_array = array(); |
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foreach ($pair['value'] as $pair_value) { |
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if (is_numeric($pair_value)) { |
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$values_array[] = $this->db->sanitizeString($pair_value); |
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} else { |
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$values_array[] = "'" . $this->db->sanitizeString($pair_value) . "'"; |
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} |
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} |
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if ($values_array) { |
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$value = '(' . implode(', ', $values_array) . ')'; |
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} |
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// @todo allow support for non IN operands with array of values. |
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// will have to do more silly joins. |
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$operand = 'IN'; |
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} else if ($trimmed_operand == 'in') { |
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$value = "({$pair['value']})"; |
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} else { |
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$value = "'" . $this->db->sanitizeString($pair['value']) . "'"; |
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} |
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$name = $this->db->sanitizeString($name_prefix . $pair['name']); |
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// @todo The multiple joins are only needed when the operator is AND |
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$return['joins'][] = "JOIN {$this->table} ps{$i} |
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on {$table}.guid = ps{$i}.entity_guid"; |
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$pair_wheres[] = "(ps{$i}.name = '$name' AND ps{$i}.value |
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$operand $value)"; |
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$i++; |
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} |
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$where = implode(" $pair_operator ", $pair_wheres); |
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if ($where) { |
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$wheres[] = "($where)"; |
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} |
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} |
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$where = implode(' AND ', $wheres); |
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if ($where) { |
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$return['wheres'][] = "($where)"; |
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} |
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return $return; |
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} |
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/** |
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* Gets a private setting for an entity |
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* |
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* Plugin authors can set private data on entities. By default private |
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* data will not be searched or exported. |
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* |
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* @param int $entity_guid The entity GUID |
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* @param string $name The name of the setting |
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* |
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* @return mixed The setting value, or null if does not exist |
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*/ |
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public function get($entity_guid, $name) { |
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$entity_guid = (int) $entity_guid; |
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$name = $this->db->sanitizeString($name); |
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$entity = $this->entities->get($entity_guid); |
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if (!$entity instanceof \ElggEntity) { |
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return null; |
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} |
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$query = "SELECT value FROM {$this->table} |
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where name = '{$name}' and entity_guid = {$entity_guid}"; |
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$setting = $this->db->getDataRow($query); |
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if ($setting) { |
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return $setting->value; |
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} |
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return null; |
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} |
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|
|
321
|
|
|
/** |
|
322
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|
|
* Return an array of all private settings. |
|
323
|
|
|
* |
|
324
|
|
|
* @param int $entity_guid The entity GUID |
|
325
|
|
|
* |
|
326
|
|
|
* @return string[] empty array if no settings |
|
327
|
|
|
*/ |
|
328
|
|
|
function getAll($entity_guid) { |
|
|
|
|
|
|
329
|
|
|
$entity_guid = (int) $entity_guid; |
|
330
|
|
|
$entity = $this->entities->get($entity_guid); |
|
331
|
|
|
|
|
332
|
|
|
if (!$entity instanceof \ElggEntity) { |
|
333
|
|
|
return false; |
|
334
|
|
|
} |
|
335
|
|
|
|
|
336
|
|
|
$query = "SELECT * FROM {$this->table} WHERE entity_guid = {$entity_guid}"; |
|
337
|
|
|
$result = $this->db->getData($query); |
|
338
|
|
|
|
|
339
|
|
|
if ($result) { |
|
|
|
|
|
|
340
|
|
|
$return = array(); |
|
341
|
|
|
foreach ($result as $r) { |
|
342
|
|
|
$return[$r->name] = $r->value; |
|
343
|
|
|
} |
|
344
|
|
|
|
|
345
|
|
|
return $return; |
|
346
|
|
|
} |
|
347
|
|
|
|
|
348
|
|
|
return array(); |
|
349
|
|
|
} |
|
350
|
|
|
|
|
351
|
|
|
/** |
|
352
|
|
|
* Sets a private setting for an entity. |
|
353
|
|
|
* |
|
354
|
|
|
* @param int $entity_guid The entity GUID |
|
355
|
|
|
* @param string $name The name of the setting |
|
356
|
|
|
* @param string $value The value of the setting |
|
357
|
|
|
* @return bool |
|
358
|
|
|
*/ |
|
359
|
|
|
public function set($entity_guid, $name, $value) { |
|
360
|
|
|
$entity_guid = (int) $entity_guid; |
|
361
|
|
|
$name = $this->db->sanitizeString($name); |
|
362
|
|
|
$value = $this->db->sanitizeString($value); |
|
363
|
|
|
|
|
364
|
|
|
$result = $this->db->insertData("INSERT into {$this->table} |
|
365
|
|
|
(entity_guid, name, value) VALUES |
|
366
|
|
|
($entity_guid, '$name', '$value') |
|
367
|
|
|
ON DUPLICATE KEY UPDATE value='$value'"); |
|
368
|
|
|
|
|
369
|
|
|
return $result !== false; |
|
370
|
|
|
} |
|
371
|
|
|
|
|
372
|
|
|
/** |
|
373
|
|
|
* Deletes a private setting for an entity. |
|
374
|
|
|
* |
|
375
|
|
|
* @param int $entity_guid The Entity GUID |
|
376
|
|
|
* @param string $name The name of the setting |
|
377
|
|
|
* @return bool |
|
378
|
|
|
*/ |
|
379
|
|
|
function remove($entity_guid, $name) { |
|
|
|
|
|
|
380
|
|
|
$entity_guid = (int) $entity_guid; |
|
381
|
|
|
|
|
382
|
|
|
$entity = $this->entities->get($entity_guid); |
|
383
|
|
|
|
|
384
|
|
|
if (!$entity instanceof \ElggEntity) { |
|
385
|
|
|
return false; |
|
386
|
|
|
} |
|
387
|
|
|
|
|
388
|
|
|
$name = $this->db->sanitizeString($name); |
|
389
|
|
|
|
|
390
|
|
|
return $this->db->deleteData("DELETE FROM {$this->table} |
|
391
|
|
|
WHERE name = '{$name}' |
|
392
|
|
|
AND entity_guid = {$entity_guid}"); |
|
393
|
|
|
} |
|
394
|
|
|
|
|
395
|
|
|
/** |
|
396
|
|
|
* Deletes all private settings for an entity |
|
397
|
|
|
* |
|
398
|
|
|
* @param int $entity_guid The Entity GUID |
|
399
|
|
|
* @return bool |
|
400
|
|
|
*/ |
|
401
|
|
|
function removeAllForEntity($entity_guid) { |
|
|
|
|
|
|
402
|
|
|
$entity_guid = (int) $entity_guid; |
|
403
|
|
|
|
|
404
|
|
|
$entity = $this->entities->get($entity_guid); |
|
405
|
|
|
|
|
406
|
|
|
if (!$entity instanceof \ElggEntity) { |
|
407
|
|
|
return false; |
|
408
|
|
|
} |
|
409
|
|
|
|
|
410
|
|
|
return $this->db->deleteData("DELETE FROM {$this->table} |
|
411
|
|
|
WHERE entity_guid = {$entity_guid}"); |
|
412
|
|
|
} |
|
413
|
|
|
} |
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..