Vendoring deprecated composer libs

libs/picodb/lib/PicoDb/Hashtable.php

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