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Merge branch 'feature-25999/task-39464' into feature-25999/C4_TEST

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SimonGschnell
2024-05-08 11:29:39 +02:00
parent 730db74743 d0509abb8b
commit 8e2129902c
12 changed files with 429 additions and 124 deletions
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application/core/DB_Model.php
+50 -1
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@@ -60,6 +60,9 @@ class DB_Model extends CI_Model
protected $pk; // Name of the PrimaryKey for DB-Update, Load, ...
protected $hasSequence; // False if this table has a composite primary key that is not using a sequence
// True if this table has a primary key that uses a sequence
//protected $paginationOptions; // $page and $page_size together in an associative array
protected $page;
protected $page_size;
private $executedQueryMetaData;
private $executedQueryListFields;
@@ -531,7 +534,7 @@ class DB_Model extends CI_Model
if (!is_numeric($start) || (is_numeric($start) && $start <= 0))
return error('The start parameter is not valid', EXIT_MODEL);
if (is_numeric($end) && $end > $start)
if (is_numeric($end))
{
$this->db->limit($start, $end);
}
@@ -1342,5 +1345,51 @@ class DB_Model extends CI_Model
return $udfs;
}
/**
* addPagination
* adds a limit and an optional offset depending on the arguments passed to the function
* @param int $page page to be queried
* @param int $page_size page_size used to calculate the offset of the pagination
* @param int | null $num_rows used to calculate the total amout of pages that are available with the $page and $page_size arguments
*
* @return void
*/
function addPagination( $page, $page_size, $num_rows=null)
{
if (isset($page) && is_numeric($page) && isset($page_size) && is_numeric($page_size) && $page > 0 && $page_size > 0) {
if (isset($num_rows) && is_numeric($num_rows) && $num_rows > 0) {
$floatMaxPageCount = $num_rows / $page_size;
$maxPageCount = ceil($floatMaxPageCount);
if($page > $maxPageCount){
$page = $maxPageCount;
}
}
$offset = (($page-1) * $page_size);
$this->addLimit($page_size, $offset);
} else {
$this->addLimit($page_size);
}
}
/**
* getQueryNumRows
* returns the number of rows of the current build query of the codeigniter query builder instance
* @param bool $reset resets the select of the query
*
* @return Result_object $num_rows
*/
function getNumRows($reset=false)
{
// returns the number of rows when executing the current query without reseting the select statement of the query
$num_rows = $this->db->count_all_results($this->dbTable,$reset);
if($num_rows){
return success($num_rows);
}else{
return error($this->db->error(), EXIT_DATABASE);
}
}
}