Add upstream plugins

Signed-off-by: Adrian Nöthlich <git@promasu.tech>

wp-content/plugins/all-in-one-event-calendar/lib/primitive/int.php

@@ -0,0 +1,108 @@
+<?php
+
+/**
+ * Integers manipulation class.
+ *
+ * @author       Time.ly Network, Inc.
+ * @since        2.0
+ * @package      Ai1EC
+ * @subpackage   Ai1EC.Primitive
+ */
+final class Ai1ec_Primitive_Int {
+
+    /**
+     * Cast input as non-negative integer.
+     *
+     * @param string $input Arbitrary scalar input.
+     *
+     * @return int Non-negative integer parsed from input.
+     */
+    public function positive( $input ) {
+        $input = (int)$input;
+        if ( $input < 1 ) {
+            return 0;
+        }
+        return $input;
+    }
+
+    /**
+     * map_to_integer method
+     *
+     * Return positive integer values from given array.
+     *
+     * @param array $input Allegedly list of positive integers
+     *
+     * @return array List of positive integers
+     */
+    static public function map_to_integer( array $input ) {
+        $output = array();
+        foreach ( $input as $value ) {
+            $value = (int)$value;
+            if ( $value > 0 ) {
+                $output[] = $value;
+            }
+        }
+        return $output;
+    }
+
+    /**
+     * convert_to_int_list method
+     *
+     * Convert given input to array of positive integers.
+     *
+     * @param char  $separator Value used to separate integers, if any
+     * @param array $input     Allegedly list of positive integers
+     *
+     * @return array List of positive integers
+     */
+    static public function convert_to_int_list( $separator, $input ) {
+        return self::map_to_integer(
+            Ai1ec_Primitive_Array::opt_explode( $separator, $input )
+        );
+    }
+
+    /**
+     * db_bool method
+     *
+     * Convert value to MySQL boolean
+     *
+     * @param int|bool $value
+     *
+     * @return int Value to use as MySQL boolean value
+     */
+    static public function db_bool( $value ) {
+        return (int)(bool)intval( $value );
+    }
+
+    /**
+     * index method
+     *
+     * Get valid integer index for given input.
+     *
+     * @param int $value   User input expected to be integer
+     * @param int $limit   Lowest acceptable value
+     * @param int $default Returned when value is bellow limit [optional=NULL]
+     *
+     * @return int Valid value
+     */
+    static public function index( $value, $limit = 0, $default = NULL ) {
+        $value = (int)$value;
+        if ( $value < $limit ) {
+            return $default;
+        }
+        return $value;
+    }
+
+    /**
+     * casts all the values of the array to int
+     *
+     * @param array $data
+     * @return array:
+     */
+    static public function cast_array_values_to_int( array $data ) {
+        foreach( $data as &$value ) {
+            $value = (int) $value;
+        }
+        return $data;
+    }
+}