Release of v4.0.0-alpha8
Add power path override option on component level. Fix the sql build feature. #1032.
This commit is contained in:
358
libraries/vendor_jcb/VDM.Joomla/src/Abstraction/Model.php
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358
libraries/vendor_jcb/VDM.Joomla/src/Abstraction/Model.php
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<?php
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/**
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* @package Joomla.Component.Builder
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*
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* @created 4th September, 2022
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* @author Llewellyn van der Merwe <https://dev.vdm.io>
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* @git Joomla Component Builder <https://git.vdm.dev/joomla/Component-Builder>
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* @copyright Copyright (C) 2015 Vast Development Method. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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namespace VDM\Joomla\Abstraction;
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use VDM\Joomla\Utilities\StringHelper;
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use VDM\Joomla\Utilities\ArrayHelper;
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use VDM\Joomla\Interfaces\Tableinterface as Table;
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/**
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* Base Model
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*
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* @since 3.2.0
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*/
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abstract class Model
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{
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/**
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* Last ID
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*
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* @var array
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* @since 3.2.0
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*/
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protected array $last;
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/**
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* Search Table
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*
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* @var Table
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* @since 3.2.0
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*/
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protected Table $table;
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/**
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* Constructor
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*
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* @param Table $table The search table object.
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*
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* @since 3.2.0
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*/
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public function __construct(Table $table)
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{
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$this->table = $table;
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}
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/**
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* Model the value
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* Example: $this->value(value, 'value_key', 'table_name');
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*
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* @param mixed $value The value to model
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* @param string $field The field key
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* @param string|null $table The table
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*
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* @return mixed
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* @since 3.2.0
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*/
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abstract public function value($value, string $field, ?string $table = null);
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/**
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* Model the values of an item
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* Example: $this->item(Object, 'table_name');
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*
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* @param object|null $item The item object
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* @param string|null $table The table
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*
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* @return object|null
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* @since 3.2.0
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*/
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public function item(?object $item, ?string $table = null): ?object
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{
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// we must have an object
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if (empty($item))
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{
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return null;
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}
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// set the table name
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if (empty($table))
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{
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$table = $this->getTable();
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}
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if (($fields = $this->getTableFields($table, true)) !== null)
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{
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// field counter
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$field_number = 0;
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// check if this is a valid table
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$item_bucket = new \stdClass();
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foreach ($fields as $field)
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{
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// model a value if it exists
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if(isset($item->{$field}))
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{
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if (!$this->validateBefore($item->{$field}, $field, $table))
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{
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continue;
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}
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$item->{$field} = $this->value($item->{$field}, $field, $table);
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if (!$this->validateAfter($item->{$field}, $field, $table))
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{
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continue;
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}
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$item_bucket->{$field} = $item->{$field};
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$field_number++;
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}
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}
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// all items must have more than one field or its empty (1 = key)
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if ($field_number > 1)
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{
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return $item_bucket;
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}
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}
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return null;
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}
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/**
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* Model the values of multiple items
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* Example: $this->items(Array, 'table_name');
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*
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* @param array|null $items The array of item objects
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* @param string|null $table The table
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*
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* @return array|null
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* @since 3.2.0
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*/
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public function items(?array $items = null, ?string $table = null): ?array
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{
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// check if this is a valid table
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if (ArrayHelper::check($items))
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{
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// set the table name
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if (empty($table))
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{
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$table = $this->getTable();
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}
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foreach ($items as $id => &$item)
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{
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// model the item
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if (($item = $this->item($item, $table)) !== null)
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{
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// add the last ID
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$this->last[$table] = $item->id ?? $this->last[$table] ?? null;
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}
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else
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{
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unset($items[$id]);
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}
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}
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if (ArrayHelper::check($items))
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{
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return $items;
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}
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}
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return null;
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}
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/**
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* Model the values of an row
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* Example: $this->item(Array, 'table_name');
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*
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* @param array|null $item The item array
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* @param string|null $table The table
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*
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* @return array|null
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* @since 3.2.0
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*/
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public function row(?array $item, ?string $table = null): ?array
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{
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// we must have an array
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if (empty($item))
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{
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return null;
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}
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// set the table name
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if (empty($table))
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{
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$table = $this->getTable();
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}
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if (($fields = $this->getTableFields($table, true)) !== null)
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{
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// field counter
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$field_number = 0;
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// check if this is a valid table
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$item_bucket = [];
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foreach ($fields as $field)
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{
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// model a value if it exists
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if(isset($item[$field]))
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{
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if (!$this->validateBefore($item[$field], $field, $table))
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{
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continue;
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}
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$item[$field] = $this->value($item[$field], $field, $table);
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if (!$this->validateAfter($item[$field], $field, $table))
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{
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continue;
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}
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$item_bucket[$field] = $item[$field];
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$field_number++;
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}
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}
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// all items must have more than one field or its empty (1 = id or guid)
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if ($field_number > 1)
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{
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return $item_bucket;
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}
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}
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return null;
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}
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/**
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* Model the values of multiple rows
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* Example: $this->items(Array, 'table_name');
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*
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* @param array|null $items The array of item array
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* @param string|null $table The table
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*
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* @return array|null
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* @since 3.2.0
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*/
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public function rows(?array $items = null, ?string $table = null): ?array
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{
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// check if this is a valid table
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if (ArrayHelper::check($items))
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{
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// set the table name
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if (empty($table))
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{
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$table = $this->getTable();
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}
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foreach ($items as $id => &$item)
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{
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// model the item
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if (($item = $this->row($item, $table)) !== null)
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{
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// add the last ID
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$this->last[$table] = $item['id'] ?? $this->last[$table] ?? null;
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}
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else
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{
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unset($items[$id]);
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}
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}
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if (ArrayHelper::check($items))
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{
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return $items;
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}
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}
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return null;
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}
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/**
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* Get last modeled ID
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* Example: $this->last('table_name');
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*
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* @param string|null $table The table
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*
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* @return int|null
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* @since 3.2.0
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*/
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public function last(?string $table = null): ?int
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{
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// set the table name
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if (empty($table))
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{
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$table = $this->getTable();
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}
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// check if this is a valid table
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if ($table && isset($this->last[$table]))
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{
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return $this->last[$table];
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}
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return null;
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}
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/**
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* Get the current active table's fields (including defaults)
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*
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* @param string $table The area
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* @param bool $default Add the default fields
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*
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* @return array
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* @since 3.2.0
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*/
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protected function getTableFields(string $table, bool $default = false): ?array
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{
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return $this->table->fields($table, $default);
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}
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/**
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* Validate before the value is modelled (basic, override in child class)
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*
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* @param mixed $value The field value
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* @param string|null $field The field key
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* @param string|null $table The table
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*
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* @return bool
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* @since 3.2.0
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*/
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abstract protected function validateBefore(&$value, ?string $field = null, ?string $table = null): bool;
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/**
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* Validate after the value is modelled (basic, override in child class)
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*
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* @param mixed $value The field value
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* @param string|null $field The field key
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* @param string|null $table The table
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*
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* @return bool
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* @since 3.2.0
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*/
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abstract protected function validateAfter(&$value, ?string $field = null, ?string $table = null): bool;
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/**
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* Get the current active table
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*
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* @return string
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* @since 3.2.0
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*/
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abstract protected function getTable(): string;
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}
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