MaketRandevu/src/application/models/services_model.php

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<?php
class Services_Model extends CI_Model {
/**
* Class Constructor
*/
function __construct() {
parent::__construct();
}
/**
* Get a specific row from the services db table.
*
* @param int $service_id The record's id to be returned.
* @return array Returns an associative array with the selected
* record's data. Each key has the same name as the database
* field names.
*/
public function get_row($service_id) {
if (!is_numeric($service_id)) {
throw new Exception('$service_id argument is not an integer : ' . $service_id);
}
return $this->db->get_where('ea_services', array('id' => $service_id))->row_array();
}
/**
* Get a specific field value from the database.
*
* @param string $field_name The field name of the value to be
* returned.
* @param int $service_id The selected record's id.
* @return string Returns the records value from the database.
*/
public function get_value($field_name, $service_id) {
if (!is_numeric($service_id)) {
throw new Exception('Invalid argument provided as $service_id : ' . $service_id);
}
if (!is_string($field_name)) {
throw new Exception('$field_name argument is not a string : ' . $field_name);
}
if ($this->db->get_where('ea_services', array('id' => $service_id))->num_rows() == 0) {
throw new Exception('The record with the $service_id argument does not exist in the database : ' . $service_id);
}
$row_data = $this->db->get_where('ea_services', array('id' => $service_id))->row_array();
if (!isset($row_data[$field_name])) {
throw new Exception('The given $field_name argument does not exist in the database : ' . $field_name);
}
return $this->db->get_where('ea_services', array('id' => $service_id))->row_array()[$field_name];
}
/**
* Get all, or specific records from service's table.
*
* @example $this->Model->getBatch('id = ' . $recordId);
*
* @param string $whereClause (OPTIONAL) The WHERE clause of
* the query to be executed. DO NOT INCLUDE 'WHERE' KEYWORD.
* @return array Returns the rows from the database.
*/
public function get_batch($where_clause = NULL) {
if ($where_clause != NULL) {
$this->db->where($where_clause);
}
return $this->db->get('ea_services')->result_array();
}
/**
* This method returns all the services from the database.
*
* @return array Returns an object array with all the
* database services.
*/
function get_available_services() {
$this->db->distinct();
return $this->db
->select('ea_services.*')
->from('ea_services')
->join('ea_services_providers',
'ea_services_providers.id_services = ea_services.id', 'inner')
->get()->result_array();
}
}
/* End of file services_model.php */
/* Location: ./application/models/services_model.php */