Column::define() - Code Metrics - Inspection of "wip" - z-song/laravel-admin - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Push — master ( 814918...02f15d )

by Song
created 2019-05-22 04:47 UTC
Column::define() A

↳ Parent: Column
Complexity

Conditions	1
Paths	1
Size

Total Lines
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
cc	1
nc	1
nop	2
dl	0
loc	4
rs	10
c	0
b	0
f	0
<?php

namespace Encore\Admin\Grid;

use Closure;
use Encore\Admin\Admin;
use Encore\Admin\Grid;
use Encore\Admin\Grid\Displayers\AbstractDisplayer;
use Illuminate\Contracts\Support\Arrayable;
use Illuminate\Database\Eloquent\Model;
.
|-- OtherDir
|   |-- Bar.php
|   `-- Foo.php
`-- SomeDir
    `-- Foo.php
use Illuminate\Support\Arr;
use Illuminate\Support\Collection;
use Illuminate\Support\Str;

/**
 * Class Column
 *
 * @method Displayers\Editable      editable()
 * @method Displayers\SwitchDisplay switch ($states = [])
 * @method Displayers\SwitchGroup   switchGroup($columns = [], $states = [])
 * @method Displayers\Select        select($options = [])
 * @method Displayers\Image         image($server = '', $width = 200, $height = 200)
 * @method Displayers\Label         label($style = 'success')
 * @method Displayers\Button        button($style = null)
 * @method Displayers\Link          link($href = '', $target = '_blank')
 * @method Displayers\Badge         badge($style = 'red')
 * @method Displayers\ProgressBar   progressBar($style = 'primary', $size = 'sm', $max = 100)
 * @method Displayers\Radio         radio($options = [])
 * @method Displayers\Checkbox      checkbox($options = [])
 * @method Displayers\Orderable     orderable($column, $label = '')
 * @method Displayers\Table         table($titles = [])
 * @method Displayers\Expand        expand($callback = null)
 * @method Displayers\Modal         modal($callback = null)
 * @method Displayers\Gravatar      gravatar($size = 30)
 * @method Displayers\Carousel      carousel(int $width = 300, int $height = 200, $server = '')
 */
class Column
{
    const SELECT_COLUMN_NAME = '__row_selector__';

    /**
     * @var Grid
     */
    protected $grid;

    /**
     * Name of column.
     *
     * @var string
     */
    protected $name;

    /**
     * Label of column.
     *
     * @var string
     */
    protected $label;

    /**
     * Original value of column.
     *
     * @var mixed
     */
    protected $original;

    /**
     * Is column sortable.
     *
     * @var bool
     */
    protected $sortable = false;

    /**
     * Sort arguments.
     *
     * @var array
     */
    protected $sort;

    /**
     * Help message.
     *
     * @var string
     */
    protected $help = '';

    /**
     * Cast Name.
     *
     * @var array
     */
    protected $cast;

    /**
     * Attributes of column.
     *
     * @var array
     */
    protected $attributes = [];

    /**
     * Relation name.
     *
     * @var bool
     */
    protected $relation = false;

    /**
     * Relation column.
     *
     * @var string
     */
    protected $relationColumn;

    /**
     * Original grid data.
     *
     * @var Collection
     */
    protected static $originalGridModels;

    /**
     * @var []Closure
     */
    protected $displayCallbacks = [];

    /**
     * Displayers for grid column.
     *
     * @var array
     */
    public static $displayers = [];

    /**
     * Defined columns.
     *
     * @var array
     */
    public static $defined = [];

    /**
     * @var array
     */
    protected static $htmlAttributes = [];

    /**
     * @var Model
     */
    protected static $model;

    /**
     * @param string $name
     * @param string $label
     */
    public function __construct($name, $label)
    {
        $this->name = $name;

        $this->label = $this->formatLabel($label);
    }

    /**
     * Extend column displayer.
     *
     * @param $name
     * @param $displayer
     */
    public static function extend($name, $displayer)
    {
        static::$displayers[$name] = $displayer;
    }

    /**
     * Define a column globally.
     *
     * @param string $name
     * @param mixed  $definition
     */
    public static function define($name, $definition)
    {
        static::$defined[$name] = $definition;
    }

    /**
     * Set grid instance for column.
     *
     * @param Grid $grid
     */
    public function setGrid(Grid $grid)
    {
        $this->grid = $grid;

        $this->setModel($grid->model()->eloquent());
    }

    /**
     * Set model for column.
     *
     * @param $model
     */
    public function setModel($model)
    {
        if (is_null(static::$model) && ($model instanceof Model)) {
            static::$model = $model->newInstance();
        }
    }

    /**
     * Set original data for column.
     *
     * @param Collection $collection
     */
    public static function setOriginalGridModels(Collection $collection)
    {
        static::$originalGridModels = $collection;
    }

    /**
     * Set column attributes.
     *
     * @param array $attributes
     *
     * @return $this
     */
    public function setAttributes($attributes = [])
    {
        static::$htmlAttributes[$this->name] = $attributes;

        return $this;
    }

    /**
     * Get column attributes.
     *
     * @param string $name
     *
     * @return mixed
     */
    public static function getAttributes($name)
    {
        return Arr::get(static::$htmlAttributes, $name, '');
    }

    /**
     * Set style of this column.
     *
     * @param string $style
     *
     * @return Column
     */
    public function style($style)
    {
        return $this->setAttributes(compact('style'));
    }

    /**
     * Set the width of column.
     *
     * @param int $width
     *
     * @return Column
     */
    public function width(int $width)
    {
        return $this->style("width: {$width}px;");
    }

    /**
     * Get name of this column.
     *
     * @return mixed
     */
    public function getName()
    {
        return $this->name;
    }

    /**
     * Format label.
     *
     * @param $label
     *
     * @return mixed
     */
    protected function formatLabel($label)
    {
        $label = $label ?: ucfirst($this->name);

        return str_replace(['.', '_'], ' ', $label);
    }

    /**
     * Get label of the column.
     *
     * @return mixed
     */
    public function getLabel()
    {
        return $this->label;
    }

    /**
     * Set relation.
     *
     * @param string $relation
     * @param string $relationColumn
     *
     * @return $this
     */
    public function setRelation($relation, $relationColumn = null)
    {
        $this->relation = $relation;
$answer = 42;

$correct = false;

$correct = (bool) $answer;
        $this->relationColumn = $relationColumn;

        return $this;
    }

    /**
     * If this column is relation column.
     *
     * @return bool
     */
    protected function isRelation()
    {
        return (bool) $this->relation;
    }

    /**
     * Set sort value.
     *
     * @param bool $sort
     *
     * @return Column
     */
    public function sort($sort)
    {
        $this->sortable = $sort;

        return $this;
    }

    /**
     * Mark this column as sortable.
     *
     * @return Column
     */
    public function sortable()
    {
        return $this->sort(true);
    }

    /**
     * Set cast name for sortable.
     *
     * @return Column
     */
    public function cast($cast)
    {
        $this->cast = $cast;

        return $this;
    }

    /**
     * Add a display callback.
     *
     * @param Closure $callback
     *
     * @return $this
     */
    public function display(Closure $callback)
    {
        $this->displayCallbacks[] = $callback;

        return $this;
    }

    /**
     * Display using display abstract.
     *
     * @param string $abstract
     * @param array  $arguments
     *
     * @return Column
     */
    public function displayUsing($abstract, $arguments = [])
    {
        $grid = $this->grid;

        $column = $this;

        return $this->display(function ($value) use ($grid, $column, $abstract, $arguments) {

            /** @var AbstractDisplayer $displayer */
            $displayer = new $abstract($value, $grid, $column, $this);

            return $displayer->display(...$arguments);

        });
    }

    /**
     * Display column using array value map.
     *
     * @param array $values
     * @param null  $default
     *
     * @return $this
     */
    public function using(array $values, $default = null)

    {
        return $this->display(function ($value) use ($values, $default) {
            if (is_null($value)) {
                return $default;
            }

            return Arr::get($values, $value, $default);
        });
    }

    /**
     * Render this column with the given view.
     *
     * @param string $view
     *
     * @return $this
     */
    public function view($view)
    {
        return $this->display(function ($value) use ($view) {
            $model = $this;

            return view($view, compact('model', 'value'))->render();
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
        });
    }

    /**
     * Add column to total-row.
     *
     * @param null $display
     *
     * @return $this
     */
    public function totalRow($display = null)
    {
        $this->grid->addTotalRow($this->name, $display);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);

        return $this;
    }

    /**
     * If has display callbacks.
     *
     * @return bool
     */
    protected function hasDisplayCallbacks()
    {
        return !empty($this->displayCallbacks);
    }

    /**
     * Call all of the "display" callbacks column.
     *
     * @param mixed $value
     * @param int   $key
     *
     * @return mixed
     */
    protected function callDisplayCallbacks($value, $key)
    {
        foreach ($this->displayCallbacks as $callback) {
            $previous = $value;

            $callback = $this->bindOriginalRowModel($callback, $key);
            $value = call_user_func_array($callback, [$value, $this]);

            if (($value instanceof static) &&
                ($last = array_pop($this->displayCallbacks))
            ) {
                $last = $this->bindOriginalRowModel($last, $key);
                $value = call_user_func($last, $previous);
            }
        }

        return $value;
    }

    /**
     * Set original grid data to column.
     *
     * @param Closure $callback
     * @param int     $key
     *
     * @return Closure
     */
    protected function bindOriginalRowModel(Closure $callback, $key)
    {
        $rowModel = static::$originalGridModels[$key];

        return $callback->bindTo($rowModel);
    }

    /**
     * Fill all data to every column.
     *
     * @param array $data
     *
     * @return mixed
     */
    public function fill(array $data)
    {
        foreach ($data as $key => &$row) {
            $this->original = $value = Arr::get($row, $this->name);

            $value = $this->htmlEntityEncode($value);

            Arr::set($row, $this->name, $value);

            if ($this->isDefinedColumn()) {
                $this->useDefinedColumn();
            }

            if ($this->hasDisplayCallbacks()) {
                $value = $this->callDisplayCallbacks($this->original, $key);
                Arr::set($row, $this->name, $value);
            }
        }

        return $data;
    }

    /**
     * If current column is a defined column.
     *
     * @return bool
     */
    protected function isDefinedColumn()
    {
        return array_key_exists($this->name, static::$defined);
    }

    /**
     * Use a defined column.
     *
     * @throws \Exception
     */
    protected function useDefinedColumn()
    {
        // clear all display callbacks.
        $this->displayCallbacks = [];

        $class = static::$defined[$this->name];

        if ($class instanceof Closure) {
            $this->display($class);

            return;
        }

        if (!class_exists($class) || !is_subclass_of($class, AbstractDisplayer::class)) {

            throw new \Exception("Invalid column definition [$class]");
        }

        $grid = $this->grid;
        $column = $this;

        $this->display(function ($value) use ($grid, $column, $class) {
            /** @var AbstractDisplayer $definition */
            $definition = new $class($value, $grid, $column, $this);

            return $definition->display();
        });
    }

    /**
     * Convert characters to HTML entities recursively.
     *
     * @param array|string $item
     *
     * @return mixed
     */
    protected function htmlEntityEncode($item)
    {
        if (is_array($item)) {
            array_walk_recursive($item, function (&$value) {
                $value = htmlentities($value);
            });
        } else {
            $item = htmlentities($item);
        }

        return $item;
    }

    /**
     * Create the column sorter.
     *
     * @return string
     */
    public function sorter()
    {
        if (!$this->sortable) {
            return '';
        }

        $icon = 'fa-sort';
        $type = 'desc';

        if ($this->isSorted()) {
            $type = $this->sort['type'] == 'desc' ? 'asc' : 'desc';
            $icon .= "-amount-{$this->sort['type']}";
        }

        // set sort value
        $sort = ['column' => $this->name, 'type' => $type];
        if (isset($this->cast)) {
            $sort['cast'] = $this->cast;
        }

        $query = app('request')->all();
        $query = array_merge($query, [$this->grid->model()->getSortName() => $sort]);

        $url = url()->current().'?'.http_build_query($query);

        return "<a class=\"fa fa-fw $icon\" href=\"$url\"></a>";
    }

    /**
     * Determine if this column is currently sorted.
     *
     * @return bool
     */
    protected function isSorted()
    {
        $this->sort = app('request')->get($this->grid->model()->getSortName());

        if (empty($this->sort)) {
            return false;
        }

        return isset($this->sort['column']) && $this->sort['column'] == $this->name;
    }

    /**
     * Set help message for column.
     *
     * @param string $help
     *
     * @return $this|string
     */
    public function help($help = '')
    {
        if (!empty($help)) {
            $this->help = $help;

            return $this;
        }

        if (empty($this->help)) {
            return '';
        }

        Admin::script("$('.column-help').popover();");

        return <<<HELP
<a href="javascript:void(0);" class="column-help" data-container="body" data-toggle="popover" data-trigger="hover" data-placement="bottom" data-content="{$this->help}">
    <i class="fa fa-question-circle"></i>
</a>
HELP;
    }

    /**
     * Find a displayer to display column.
     *
     * @param string $abstract
     * @param array  $arguments
     *
     * @return Column
     */
    protected function resolveDisplayer($abstract, $arguments)
    {
        if (array_key_exists($abstract, static::$displayers)) {
            return $this->callBuiltinDisplayer(static::$displayers[$abstract], $arguments);
        }

        return $this->callSupportDisplayer($abstract, $arguments);
    }

    /**
     * Call Illuminate/Support displayer.
     *
     * @param string $abstract
     * @param array  $arguments
     *
     * @return Column
     */
    protected function callSupportDisplayer($abstract, $arguments)
    {
        return $this->display(function ($value) use ($abstract, $arguments) {
            if (is_array($value) || $value instanceof Arrayable) {
                return call_user_func_array([collect($value), $abstract], $arguments);
            }

            if (is_string($value)) {
                return call_user_func_array([Str::class, $abstract], array_merge([$value], $arguments));
            }

            return $value;
        });
    }

    /**
     * Call Builtin displayer.
     *
     * @param string $abstract
     * @param array  $arguments
     *
     * @return Column
     */
    protected function callBuiltinDisplayer($abstract, $arguments)
    {
        if ($abstract instanceof Closure) {
            return $this->display(function ($value) use ($abstract, $arguments) {
                return $abstract->call($this, ...array_merge([$value], $arguments));
            });
        }

        if (class_exists($abstract) && is_subclass_of($abstract, AbstractDisplayer::class)) {

            $grid = $this->grid;
            $column = $this;

            return $this->display(function ($value) use ($abstract, $grid, $column, $arguments) {

                /** @var AbstractDisplayer $displayer */
                $displayer = new $abstract($value, $grid, $column, $this);

                return $displayer->display(...$arguments);

            });
        }

        return $this;
    }

    /**
     * Passes through all unknown calls to builtin displayer or supported displayer.
     *
     * Allow fluent calls on the Column object.
     *
     * @param string $method
     * @param array  $arguments
     *
     * @return $this
     */
    public function __call($method, $arguments)
    {
        if ($this->isRelation() && !$this->relationColumn) {
            $this->name = "{$this->relation}.$method";
            $this->label = isset($arguments[0]) ? $arguments[0] : ucfirst($method);

            $this->relationColumn = $method;

            return $this;
        }

        return $this->resolveDisplayer($method, $arguments);
    }
}

z-song / laravel-admin

Push — master ( 814918...02f15d )

Column::define() A

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