2016-10-12 22:12:25 -04:00
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<?php declare(strict_types=1);
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2012-12-18 16:19:52 -05:00
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/**
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* Query
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*
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* SQL Query Builder / Database Abstraction Layer
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2012-12-18 16:19:52 -05:00
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*
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2018-01-19 13:43:19 -05:00
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* PHP version 7.1
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2016-09-07 13:17:17 -04:00
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*
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* @package Query
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* @author Timothy J. Warren <tim@timshomepage.net>
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* @copyright 2012 - 2018 Timothy J. Warren
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* @license http://www.opensource.org/licenses/mit-license.html MIT License
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* @link https://git.timshomepage.net/aviat4ion/Query
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2012-12-18 16:19:52 -05:00
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*/
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2014-04-02 17:08:50 -04:00
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namespace Query;
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use PDOStatement;
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/**
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* Interface defining the Query Builder class
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*/
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2015-11-10 10:12:23 -05:00
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interface QueryBuilderInterface {
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// --------------------------------------------------------------------------
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// ! Select Queries
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// --------------------------------------------------------------------------
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/**
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* Specifies rows to select in a query
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*
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* @param string $fields
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* @return QueryBuilderInterface
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*/
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public function select(string $fields): QueryBuilderInterface;
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/**
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* Selects the maximum value of a field from a query
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*
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* @param string $field
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* @param string|bool $as
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* @return QueryBuilderInterface
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*/
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public function selectMax(string $field, $as=FALSE): QueryBuilderInterface;
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/**
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* Selects the minimum value of a field from a query
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*
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* @param string $field
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* @param string|bool $as
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* @return QueryBuilderInterface
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*/
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public function selectMin(string $field, $as=FALSE): QueryBuilderInterface;
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/**
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* Selects the average value of a field from a query
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*
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* @param string $field
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* @param string|bool $as
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* @return QueryBuilderInterface
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*/
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public function selectAvg(string $field, $as=FALSE): QueryBuilderInterface;
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/**
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* Selects the sum of a field from a query
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*
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* @param string $field
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* @param string|bool $as
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* @return QueryBuilderInterface
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*/
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public function selectSum(string $field, $as=FALSE): QueryBuilderInterface;
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/**
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* Adds the 'distinct' keyword to a query
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*
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* @return QueryBuilderInterface
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*/
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public function distinct(): QueryBuilderInterface;
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/**
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* Shows the query plan for the query
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*
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* @return QueryBuilderInterface
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*/
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public function explain(): QueryBuilderInterface;
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/**
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* Specify the database table to select from
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*
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* @param string $tblname
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* @return QueryBuilderInterface
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*/
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public function from(string $tblname): QueryBuilderInterface;
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// --------------------------------------------------------------------------
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// ! 'Like' methods
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// --------------------------------------------------------------------------
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/**
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* Creates a Like clause in the sql statement
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*
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* @param string $field
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* @param mixed $values
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* @param string $pos
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* @return QueryBuilderInterface
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*/
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public function like(string $field, $values, string $pos='both'): QueryBuilderInterface;
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/**
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* Generates an OR Like clause
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*
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* @param string $field
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* @param mixed $values
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* @param string $pos
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* @return QueryBuilderInterface
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*/
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public function orLike(string $field, $values, string $pos='both'): QueryBuilderInterface;
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/**
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* Generates a NOT LIKE clause
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*
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* @param string $field
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* @param mixed $values
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* @param string $pos
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* @return QueryBuilderInterface
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*/
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public function notLike(string $field, $values, string $pos='both'): QueryBuilderInterface;
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/**
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* Generates a OR NOT LIKE clause
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*
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* @param string $field
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* @param mixed $values
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* @param string $pos
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* @return QueryBuilderInterface
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*/
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public function orNotLike(string $field, $values, string $pos='both'): QueryBuilderInterface;
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// --------------------------------------------------------------------------
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// ! Having methods
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// --------------------------------------------------------------------------
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/**
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* Generates a 'Having' clause
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*
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* @param mixed $key
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* @param mixed $values
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* @return QueryBuilderInterface
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*/
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public function having($key, $values=[]): QueryBuilderInterface;
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/**
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* Generates a 'Having' clause prefixed with 'OR'
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*
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* @param mixed $key
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* @param mixed $values
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* @return QueryBuilderInterface
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*/
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public function orHaving($key, $values=[]): QueryBuilderInterface;
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// --------------------------------------------------------------------------
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// ! 'Where' methods
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// --------------------------------------------------------------------------
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/**
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* Specify condition(s) in the where clause of a query
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* Note: this function works with key / value, or a
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* passed array with key / value pairs
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*
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* @param mixed $key
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* @param mixed $values
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* @param bool $escape
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* @return QueryBuilderInterface
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*/
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public function where($key, $values=[], $escape = NULL): QueryBuilderInterface;
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/**
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* Where clause prefixed with "OR"
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*
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* @param string $key
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* @param mixed $values
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* @return QueryBuilderInterface
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*/
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public function orWhere($key, $values=[]): QueryBuilderInterface;
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/**
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* Where clause with 'IN' statement
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*
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* @param mixed $field
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* @param mixed $values
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* @return QueryBuilderInterface
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*/
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public function whereIn($field, $values=[]): QueryBuilderInterface;
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/**
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* Where in statement prefixed with "or"
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*
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* @param string $field
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* @param mixed $values
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* @return QueryBuilderInterface
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*/
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public function orWhereIn($field, $values=[]): QueryBuilderInterface;
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/**
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* WHERE NOT IN (FOO) clause
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*
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* @param string $field
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* @param mixed $values
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* @return QueryBuilderInterface
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*/
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public function whereNotIn($field, $values=[]): QueryBuilderInterface;
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/**
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* OR WHERE NOT IN (FOO) clause
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*
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* @param string $field
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* @param mixed $values
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* @return QueryBuilderInterface
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*/
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public function orWhereNotIn($field, $values=[]): QueryBuilderInterface;
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// --------------------------------------------------------------------------
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// ! Other Query Modifier methods
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// --------------------------------------------------------------------------
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/**
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* Sets values for inserts / updates / deletes
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*
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* @param mixed $key
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* @param mixed $values
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* @return QueryBuilderInterface
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*/
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public function set($key, $values = NULL): QueryBuilderInterface;
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/**
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* Creates a join phrase in a compiled query
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*
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* @param string $table
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* @param string $condition
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* @param string $type
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* @return QueryBuilderInterface
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*/
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public function join(string $table, string $condition, string $type=''): QueryBuilderInterface;
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/**
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* Group the results by the selected field(s)
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*
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* @param mixed $field
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* @return QueryBuilderInterface
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*/
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public function groupBy($field): QueryBuilderInterface;
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/**
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* Order the results by the selected field(s)
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*
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* @param string $field
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* @param string $type
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* @return QueryBuilderInterface
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*/
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public function orderBy(string $field, string $type=''): QueryBuilderInterface;
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/**
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* Set a limit on the current sql statement
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*
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* @param int $limit
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* @param int|bool $offset
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* @return QueryBuilderInterface
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*/
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public function limit(int $limit, $offset=FALSE): QueryBuilderInterface;
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// --------------------------------------------------------------------------
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// ! Query Grouping Methods
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// --------------------------------------------------------------------------
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/**
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* Adds a paren to the current query for query grouping
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*
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* @return QueryBuilderInterface
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*/
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public function groupStart(): QueryBuilderInterface;
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/**
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* Adds a paren to the current query for query grouping,
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* prefixed with 'NOT'
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*
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* @return QueryBuilderInterface
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*/
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public function notGroupStart(): QueryBuilderInterface;
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/**
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* Adds a paren to the current query for query grouping,
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* prefixed with 'OR'
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*
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* @return QueryBuilderInterface
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*/
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public function orGroupStart(): QueryBuilderInterface;
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/**
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* Adds a paren to the current query for query grouping,
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* prefixed with 'OR NOT'
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*
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* @return QueryBuilderInterface
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*/
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2016-10-13 21:55:23 -04:00
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public function orNotGroupStart(): QueryBuilderInterface;
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2012-12-18 16:19:52 -05:00
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/**
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* Ends a query group
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*
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2016-09-07 13:10:03 -04:00
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* @return QueryBuilderInterface
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2012-12-18 16:19:52 -05:00
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*/
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2016-10-13 21:55:23 -04:00
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public function groupEnd(): QueryBuilderInterface;
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2012-12-18 16:19:52 -05:00
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// --------------------------------------------------------------------------
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// ! Query execution methods
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// --------------------------------------------------------------------------
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/**
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* Select and retrieve all records from the current table, and/or
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* execute current compiled query
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*
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2016-09-07 14:22:52 -04:00
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* @param string $table
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2014-04-23 16:27:43 -04:00
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* @param int|bool $limit
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* @param int|bool $offset
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2016-10-12 22:12:25 -04:00
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* @return PDOStatement
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2012-12-18 16:19:52 -05:00
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*/
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2018-01-24 15:03:41 -05:00
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public function get(string $table='', $limit=FALSE, $offset=FALSE): ?PDOStatement;
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2012-12-18 16:19:52 -05:00
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/**
|
2016-10-12 22:12:25 -04:00
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* Convenience method for get() with a where clause
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2012-12-18 16:19:52 -05:00
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*
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* @param string $table
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* @param array $where
|
2014-04-23 16:27:43 -04:00
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* @param int|bool $limit
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* @param int|bool $offset
|
2016-10-12 22:12:25 -04:00
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* @return PDOStatement
|
2012-12-18 16:19:52 -05:00
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*/
|
2018-01-24 15:03:41 -05:00
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public function getWhere(string $table, $where=[], $limit=FALSE, $offset=FALSE): ?PDOStatement;
|
2012-12-18 16:19:52 -05:00
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/**
|
2014-04-23 16:27:43 -04:00
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|
* Retrieve the number of rows in the selected table
|
2012-12-18 16:19:52 -05:00
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*
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|
* @param string $table
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|
|
* @return int
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|
*/
|
2018-01-24 15:03:41 -05:00
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|
public function countAll(string $table): int;
|
2012-12-18 16:19:52 -05:00
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|
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|
|
/**
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|
|
* Retrieve the number of results for the generated query - used
|
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|
|
* in place of the get() method
|
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|
*
|
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|
|
* @param string $table
|
2016-09-07 13:10:03 -04:00
|
|
|
* @param bool $reset - Whether to keep the query after counting the results
|
2012-12-18 16:19:52 -05:00
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|
|
* @return int
|
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|
|
*/
|
2016-10-13 21:55:23 -04:00
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|
|
public function countAllResults(string $table='', bool $reset=TRUE): int;
|
2013-05-01 15:59:23 -04:00
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|
|
2012-12-18 16:19:52 -05:00
|
|
|
/**
|
|
|
|
* Creates an insert clause, and executes it
|
|
|
|
*
|
|
|
|
* @param string $table
|
|
|
|
* @param mixed $data
|
2016-10-12 22:12:25 -04:00
|
|
|
* @return PDOStatement
|
2012-12-18 16:19:52 -05:00
|
|
|
*/
|
2018-01-24 15:03:41 -05:00
|
|
|
public function insert(string $table, $data=[]): ?PDOStatement;
|
2014-03-28 15:16:39 -04:00
|
|
|
|
|
|
|
/**
|
|
|
|
* Creates and executes a batch insertion query
|
|
|
|
*
|
|
|
|
* @param string $table
|
|
|
|
* @param array $data
|
2018-01-24 15:03:41 -05:00
|
|
|
* @return PDOStatement
|
2014-03-28 15:16:39 -04:00
|
|
|
*/
|
2018-01-24 15:03:41 -05:00
|
|
|
public function insertBatch(string $table, $data=[]): ?PDOStatement;
|
2016-09-07 13:10:03 -04:00
|
|
|
|
|
|
|
/**
|
|
|
|
* Insertion with automatic overwrite, rather than attempted duplication
|
|
|
|
*
|
|
|
|
* @param string $table
|
|
|
|
* @param array $data
|
2018-01-24 15:03:41 -05:00
|
|
|
* @return PDOStatement
|
2016-09-07 13:10:03 -04:00
|
|
|
*/
|
2018-01-24 15:03:41 -05:00
|
|
|
public function replace(string $table, $data=[]): ?PDOStatement;
|
2012-12-18 16:19:52 -05:00
|
|
|
|
|
|
|
/**
|
|
|
|
* Creates an update clause, and executes it
|
|
|
|
*
|
|
|
|
* @param string $table
|
|
|
|
* @param mixed $data
|
2016-10-12 22:12:25 -04:00
|
|
|
* @return PDOStatement
|
2012-12-18 16:19:52 -05:00
|
|
|
*/
|
2018-01-24 15:03:41 -05:00
|
|
|
public function update(string $table, $data=[]): ?PDOStatement;
|
2016-09-07 13:10:03 -04:00
|
|
|
|
|
|
|
/**
|
|
|
|
* Creates a batch update, and executes it.
|
|
|
|
* Returns the number of affected rows
|
|
|
|
*
|
|
|
|
* @param string $table
|
|
|
|
* @param array|object $data
|
|
|
|
* @param string $where
|
2018-01-24 15:03:41 -05:00
|
|
|
* @return PDOStatement
|
2016-09-07 13:10:03 -04:00
|
|
|
*/
|
2018-01-24 15:03:41 -05:00
|
|
|
public function updateBatch(string $table, $data, $where): ?PDOStatement;
|
2012-12-18 16:19:52 -05:00
|
|
|
|
|
|
|
/**
|
|
|
|
* Deletes data from a table
|
|
|
|
*
|
|
|
|
* @param string $table
|
|
|
|
* @param mixed $where
|
2016-10-12 22:12:25 -04:00
|
|
|
* @return PDOStatement
|
2012-12-18 16:19:52 -05:00
|
|
|
*/
|
2018-01-24 15:03:41 -05:00
|
|
|
public function delete(string $table, $where=''): ?PDOStatement;
|
2012-12-18 16:19:52 -05:00
|
|
|
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
// ! SQL Returning Methods
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the generated 'select' sql query
|
|
|
|
*
|
|
|
|
* @param string $table
|
|
|
|
* @param bool $reset
|
|
|
|
* @return string
|
|
|
|
*/
|
2016-10-13 21:55:23 -04:00
|
|
|
public function getCompiledSelect(string $table='', bool $reset=TRUE): string;
|
2012-12-18 16:19:52 -05:00
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the generated 'insert' sql query
|
|
|
|
*
|
|
|
|
* @param string $table
|
|
|
|
* @param bool $reset
|
|
|
|
* @return string
|
|
|
|
*/
|
2016-10-13 21:55:23 -04:00
|
|
|
public function getCompiledInsert(string $table, bool $reset=TRUE): string;
|
2012-12-18 16:19:52 -05:00
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the generated 'update' sql query
|
|
|
|
*
|
|
|
|
* @param string $table
|
|
|
|
* @param bool $reset
|
|
|
|
* @return string
|
|
|
|
*/
|
2016-10-13 21:55:23 -04:00
|
|
|
public function getCompiledUpdate(string $table='', bool $reset=TRUE): string;
|
2012-12-18 16:19:52 -05:00
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the generated 'delete' sql query
|
|
|
|
*
|
|
|
|
* @param string $table
|
|
|
|
* @param bool $reset
|
|
|
|
* @return string
|
|
|
|
*/
|
2016-10-13 21:55:23 -04:00
|
|
|
public function getCompiledDelete(string $table='', bool $reset=TRUE): string;
|
2012-12-18 16:19:52 -05:00
|
|
|
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
// ! Miscellaneous Methods
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Clear out the class variables, so the next query can be run
|
|
|
|
*
|
|
|
|
* @return void
|
|
|
|
*/
|
2018-01-22 15:43:56 -05:00
|
|
|
public function resetQuery(): void;
|
2012-12-18 16:19:52 -05:00
|
|
|
}
|
|
|
|
|
2016-09-07 13:10:03 -04:00
|
|
|
// End of QueryBuilderInterface.php
|