forked from mirrors/easyappointments
259 lines
8.1 KiB
PHP
259 lines
8.1 KiB
PHP
<?php defined('BASEPATH') or exit('No direct script access allowed');
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/* ----------------------------------------------------------------------------
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* Easy!Appointments - Open Source Web Scheduler
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*
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* @package EasyAppointments
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* @author A.Tselegidis <alextselegidis@gmail.com>
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* @copyright Copyright (c) 2013 - 2020, Alex Tselegidis
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* @license http://opensource.org/licenses/GPL-3.0 - GPLv3
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* @link http://easyappointments.org
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* @since v1.0.0
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* ---------------------------------------------------------------------------- */
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/**
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* Services categories model
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*
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* Handles all the database operations of the service category resource.
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*
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* @package Models
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*/
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class Service_categories_model extends EA_Model {
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/**
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* Save (insert or update) a service category.
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*
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* @param array $service_category Associative array with the service category data.
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*
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* @return int Returns the service category ID.
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*
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* @throws InvalidArgumentException
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*/
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public function save(array $service_category): int
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{
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$this->validate($service_category);
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if (empty($service_category['id']))
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{
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return $this->insert($service_category);
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}
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else
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{
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return $this->update($service_category);
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}
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}
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/**
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* Validate the service category data.
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*
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* @param array $service_category Associative array with the service category data.
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*
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* @throws InvalidArgumentException
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*/
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public function validate(array $service_category): void
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{
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// If a service category ID is provided then check whether the record really exists in the database.
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if ( ! empty($service_category['id']))
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{
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$count = $this->db->get_where('service_categories', ['id' => $service_category['id']])->num_rows();
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if ( ! $count)
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{
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throw new InvalidArgumentException('The provided service category ID does not exist in the database: ' . $service_category['id']);
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}
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}
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// Make sure all required fields are provided.
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if (
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empty($service_category['name'])
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)
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{
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throw new InvalidArgumentException('Not all required fields are provided: ' . print_r($service_category, TRUE));
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}
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}
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/**
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* Insert a new service category into the database.
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*
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* @param array $service_category Associative array with the service category data.
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*
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* @return int Returns the service category ID.
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*
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* @throws RuntimeException
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*/
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protected function insert(array $service_category): int
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{
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if ( ! $this->db->insert('service_categories', $service_category))
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{
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throw new RuntimeException('Could not insert service category.');
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}
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return $this->db->insert_id();
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}
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/**
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* Update an existing service category.
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*
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* @param array $service_category Associative array with the service category data.
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*
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* @return int Returns the service category ID.
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*
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* @throws RuntimeException
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*/
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protected function update(array $service_category): int
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{
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if ( ! $this->db->update('service_categories', $service_category, ['id' => $service_category['id']]))
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{
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throw new RuntimeException('Could not update service categories.');
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}
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return $service_category['id'];
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}
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/**
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* Remove an existing service category from the database.
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*
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* @param int $service_category_id Service category ID.
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*
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* @throws RuntimeException
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*/
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public function delete(int $service_category_id): void
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{
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if ( ! $this->db->delete('service_categories', ['id' => $service_category_id]))
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{
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throw new RuntimeException('Could not delete service categories.');
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}
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}
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/**
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* Get a specific service category from the database.
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*
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* @param int $service_category_id The ID of the record to be returned.
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*
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* @return array Returns an array with the service category data.
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*
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* @throws InvalidArgumentException
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*/
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public function find(int $service_category_id): array
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{
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if ( ! $this->db->get_where('service_categories', ['id' => $service_category_id])->num_rows())
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{
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throw new InvalidArgumentException('The provided service category ID was not found in the database: ' . $service_category_id);
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}
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return $this->db->get_where('service_categories', ['id' => $service_category_id])->row_array();
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}
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/**
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* Get a specific field value from the database.
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*
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* @param int $service_category_id Service category ID.
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* @param string $field Name of the value to be returned.
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*
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* @return string Returns the selected service category value from the database.
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*
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* @throws InvalidArgumentException
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*/
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public function value(int $service_category_id, string $field): string
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{
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if (empty($field))
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{
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throw new InvalidArgumentException('The field argument is cannot be empty.');
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}
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if (empty($service_category_id))
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{
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throw new InvalidArgumentException('The service category ID argument cannot be empty.');
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}
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// Check whether the service exists.
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$query = $this->db->get_where('service_categories', ['id' => $service_category_id]);
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if ( ! $query->num_rows())
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{
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throw new InvalidArgumentException('The provided service category ID was not found in the database: ' . $service_category_id);
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}
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// Check if the required field is part of the service category data.
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$service_category = $query->row_array();
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if ( ! array_key_exists($field, $service_category))
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{
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throw new InvalidArgumentException('The requested field was not found in the service category data: ' . $field);
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}
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return $service_category[$field];
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}
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/**
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* Get all services that match the provided criteria.
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*
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* @param array|string $where Where conditions
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* @param int|null $limit Record limit.
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* @param int|null $offset Record offset.
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* @param string|null $order_by Order by.
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*
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* @return array Returns an array of service categories.
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*/
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public function get($where = NULL, int $limit = NULL, int $offset = NULL, string $order_by = NULL): array
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{
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if ($where !== NULL)
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{
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$this->db->where($where);
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}
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if ($order_by !== NULL)
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{
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$this->db->order_by($order_by);
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}
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return $this->db->get('service_categories', $limit, $offset)->result_array();
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}
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/**
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* Get the query builder interface, configured for use with the service categories table.
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*
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* @return CI_DB_query_builder
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*/
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public function query(): CI_DB_query_builder
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{
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return $this->db->from('service_categories');
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}
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/**
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* Search service categories by the provided keyword.
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*
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* @param string $keyword Search keyword.
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* @param int|null $limit Record limit.
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* @param int|null $offset Record offset.
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* @param string|null $order_by Order by.
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*
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* @return array Returns an array of service categories.
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*/
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public function search(string $keyword, int $limit = NULL, int $offset = NULL, string $order_by = NULL): array
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{
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return $this
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->db
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->select()
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->from('service_categories')
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->like('name', $keyword)
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->or_like('description', $keyword)
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->limit($limit)
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->offset($offset)
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->order_by($order_by)
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->get()
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->result_array();
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}
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/**
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* Attach related resources to a service category.
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*
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* @param array $service_category Associative array with the service category data.
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* @param array $resources Resource names to be attached.
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*
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* @throws InvalidArgumentException
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*/
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public function attach(array &$service_category, array $resources): void
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{
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// Service categories do not currently have any related resources.
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}
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}
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