112 lines
2.2 KiB
PHP
112 lines
2.2 KiB
PHP
<?php
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namespace PicoDb;
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use PDO;
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/**
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* Hashtable (key/value)
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*
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* @author Frederic Guillot
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* @author Mathias Kresin
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*/
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class Hashtable extends Table
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{
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/**
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* Column for the key
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*
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* @access private
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* @var string
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*/
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private $keyColumn = 'key';
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/**
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* Column for the value
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*
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* @access private
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* @var string
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*/
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private $valueColumn = 'value';
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/**
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* Set the key column
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*
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* @access public
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* @param string $column
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* @return Table
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*/
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public function columnKey($column)
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{
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$this->keyColumn = $column;
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return $this;
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}
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/**
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* Set the value column
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*
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* @access public
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* @param string $column
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* @return Table
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*/
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public function columnValue($column)
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{
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$this->valueColumn = $column;
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return $this;
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}
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/**
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* Insert or update
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*
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* @access public
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* @param array $hashmap
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* @return boolean
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*/
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public function put(array $hashmap)
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{
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return $this->db->getDriver()->upsert($this->getName(), $this->keyColumn, $this->valueColumn, $hashmap);
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}
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/**
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* Hashmap result [ [column1 => column2], [], ...]
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*
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* @access public
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* @return array
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*/
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public function get()
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{
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$hashmap = array();
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// setup where condition
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if (func_num_args() > 0) {
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$this->in($this->keyColumn, func_get_args());
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}
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// setup to select columns in case that there are more than two
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$this->columns($this->keyColumn, $this->valueColumn);
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$rq = $this->db->execute($this->buildSelectQuery(), $this->condition->getValues());
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$rows = $rq->fetchAll(PDO::FETCH_NUM);
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foreach ($rows as $row) {
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$hashmap[$row[0]] = $row[1];
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}
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return $hashmap;
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}
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/**
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* Shortcut method to get a hashmap result
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*
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* @access public
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* @param string $key Key column
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* @param string $value Value column
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* @return array
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*/
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public function getAll($key, $value)
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{
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$this->keyColumn = $key;
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$this->valueColumn = $value;
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return $this->get();
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}
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}
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