ListView::renderAfterItem() - Code Metrics - Inspection of "Merge branch 'mdmunir-enhance_listview'" - yiisoft/yii2 - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( bd5521...014832 )

by Dmitry

created 2016-12-18 08:52 UTC

ListView::renderAfterItem() A

↳ Parent: ListView

Complexity

Conditions	2
Paths	2

Size

Total Lines	8
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	2

Importance

Changes

Metric	Value
c	0
b	0
f	0
dl	0
loc	8
ccs	4
cts	4
cp	1
rs	9.4285
cc	2
eloc	4
nc	2
nop	3
crap	2

<?php
/**
 * @link http://www.yiiframework.com/
 * @copyright Copyright (c) 2008 Yii Software LLC
 * @license http://www.yiiframework.com/license/
 */

namespace yii\widgets;

use Closure;
use yii\helpers\ArrayHelper;
use yii\helpers\Html;

/**
 * The ListView widget is used to display data from data
 * provider. Each data model is rendered using the view
 * specified.
 *
 * For more details and usage information on ListView, see the [guide article on data widgets](guide:output-data-widgets).
 *
 * @author Qiang Xue <[email protected]>
 * @since 2.0
 */
class ListView extends BaseListView
{
    /**
     * @var array|Closure the HTML attributes for the container of the rendering result of each data model.
     * This can be either an array specifying the common HTML attributes for rendering each data item,
     * or an anonymous function that returns an array of the HTML attributes. The anonymous function will be
     * called once for every data model returned by [[dataProvider]].
     * The "tag" element specifies the tag name of the container element and defaults to "div".
     * If "tag" is false, it means no container element will be rendered.
     *
     * If this property is specified as an anonymous function, it should have the following signature:
     *
     * ```php
     * function ($model, $key, $index, $widget)
     * ```
     *
     * @see \yii\helpers\Html::renderTagAttributes() for details on how attributes are being rendered.
     */
    public $itemOptions = [];
    /**
     * @var string|callable the name of the view for rendering each data item, or a callback (e.g. an anonymous function)
     * for rendering each data item. If it specifies a view name, the following variables will
     * be available in the view:
     *
     * - `$model`: mixed, the data model
     * - `$key`: mixed, the key value associated with the data item
     * - `$index`: integer, the zero-based index of the data item in the items array returned by [[dataProvider]].
     * - `$widget`: ListView, this widget instance
     *
     * Note that the view name is resolved into the view file by the current context of the [[view]] object.
     *
     * If this property is specified as a callback, it should have the following signature:
     *
     * ```php
     * function ($model, $key, $index, $widget)
     * ```
     */
    public $itemView;
    /**
     * @var array additional parameters to be passed to [[itemView]] when it is being rendered.
     * This property is used only when [[itemView]] is a string representing a view name.
     */
    public $viewParams = [];
    /**
     * @var string the HTML code to be displayed between any two consecutive items.
     */
    public $separator = "\n";
    /**
     * @var array the HTML attributes for the container tag of the list view.
     * The "tag" element specifies the tag name of the container element and defaults to "div".
     * @see \yii\helpers\Html::renderTagAttributes() for details on how attributes are being rendered.
     */
    public $options = ['class' => 'list-view'];
    /**
     * @var Closure an anonymous function that is called once BEFORE rendering each data model.
     * It should have the following signature:
     *
     * ```php
     * function ($model, $key, $index, $widget)
     * ```
     *
     * - `$model`: the current data model being rendered
     * - `$key`: the key value associated with the current data model
     * - `$index`: the zero-based index of the data model in the model array returned by [[dataProvider]]
     * - `$widget`: the ListView object
     *
     * The return result of the function will be rendered directly.
     * @see renderBeforeItem
     * @since 2.0.11
     */
    public $beforeItem;
    /**
     * @var Closure an anonymous function that is called once AFTER rendering each data model.
     * It should have the similar signature as [[beforeItem]]. The return result of the function
     * will be rendered directly.
     * @see renderAfterItem
     * @since 2.0.11
     */
    public $afterItem;

    /**
     * Renders all data models.
     * @return string the rendering result
     */
    public function renderItems()
    {
        $models = $this->dataProvider->getModels();
        $keys = $this->dataProvider->getKeys();
        $rows = [];
        foreach (array_values($models) as $index => $model) {
            $key = $keys[$index];
            if (($before = $this->renderBeforeItem($model, $key, $index)) !== null) {
                $rows[] = $before;
            }

            $rows[] = $this->renderItem($model, $key, $index);

            if (($after = $this->renderAfterItem($model, $key, $index)) !== null) {
                $rows[] = $after;
            }
        }

        return implode($this->separator, $rows);
    }

    /**
     * Calls [[beforeItem]] closure, returns execution result.
     * If [[beforeItem]] is not a closure, `null` will be returned.
     *
     * @param mixed $model the data model to be rendered
     * @param mixed $key the key value associated with the data model
     * @param int $index the zero-based index of the data model in the model array returned by [[dataProvider]].
     * @return string|null [[beforeItem]] call result or `null` when [[beforeItem]] is not a closure
     * @see beforeItem
     * @since 2.0.11
     */
    protected function renderBeforeItem($model, $key, $index)
    {
        if ($this->beforeItem instanceof Closure) {
            return call_user_func($this->beforeItem, $model, $key, $index, $this);
        }

        return null;
    }

    /**
     * Calls [[afterItem]] closure, returns execution result.
     * If [[afterItem]] is not a closure, `null` will be returned.
     *
     * @param mixed $model the data model to be rendered
     * @param mixed $key the key value associated with the data model
     * @param int $index the zero-based index of the data model in the model array returned by [[dataProvider]].
     * @return string|null [[afterItem]] call result or `null` when [[afterItem]] is not a closure
     * @see afterItem
     * @since 2.0.11
     */
    protected function renderAfterItem($model, $key, $index)
    {
        if ($this->afterItem instanceof Closure) {
            return call_user_func($this->afterItem, $model, $key, $index, $this);
        }

        return null;
    }

    /**
     * Renders a single data model.
     * @param mixed $model the data model to be rendered
     * @param mixed $key the key value associated with the data model
     * @param int $index the zero-based index of the data model in the model array returned by [[dataProvider]].
     * @return string the rendering result
     */
    public function renderItem($model, $key, $index)
    {
        if ($this->itemView === null) {
            $content = $key;
        } elseif (is_string($this->itemView)) {
            $content = $this->getView()->render($this->itemView, array_merge([
                'model' => $model,
                'key' => $key,
                'index' => $index,
                'widget' => $this,
            ], $this->viewParams));
        } else {
            $content = call_user_func($this->itemView, $model, $key, $index, $this);
        }
        if ($this->itemOptions instanceof Closure) {
            $options = call_user_func($this->itemOptions, $model, $key, $index, $this);
        } else {
            $options = $this->itemOptions;
        }
        $tag = ArrayHelper::remove($options, 'tag', 'div');
        $options['data-key'] = is_array($key) ? json_encode($key, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) : (string) $key;

        return Html::tag($tag, $content, $options);
    }
}


1		<?php
2		/**
3		* @link http://www.yiiframework.com/
4		* @copyright Copyright (c) 2008 Yii Software LLC
5		* @license http://www.yiiframework.com/license/
6		*/
7
8		namespace yii\widgets;
9
10		use Closure;
11		use yii\helpers\ArrayHelper;
12		use yii\helpers\Html;
13
14		/**
15		* The ListView widget is used to display data from data
16		* provider. Each data model is rendered using the view
17		* specified.
18		*
19		* For more details and usage information on ListView, see the [guide article on data widgets](guide:output-data-widgets).
20		*
21		* @author Qiang Xue <[email protected]>
22		* @since 2.0
23		*/
24		class ListView extends BaseListView
25		{
26		/**
27		* @var array\|Closure the HTML attributes for the container of the rendering result of each data model.
28		* This can be either an array specifying the common HTML attributes for rendering each data item,
29		* or an anonymous function that returns an array of the HTML attributes. The anonymous function will be
30		* called once for every data model returned by [[dataProvider]].
31		* The "tag" element specifies the tag name of the container element and defaults to "div".
32		* If "tag" is false, it means no container element will be rendered.
33		*
34		* If this property is specified as an anonymous function, it should have the following signature:
35		*
36		* ```php
37		* function ($model, $key, $index, $widget)
38		* ```
39		*
40		* @see \yii\helpers\Html::renderTagAttributes() for details on how attributes are being rendered.
41		*/
42		public $itemOptions = [];
43		/**
44		* @var string\|callable the name of the view for rendering each data item, or a callback (e.g. an anonymous function)
45		* for rendering each data item. If it specifies a view name, the following variables will
46		* be available in the view:
47		*
48		* - `$model`: mixed, the data model
49		* - `$key`: mixed, the key value associated with the data item
50		* - `$index`: integer, the zero-based index of the data item in the items array returned by [[dataProvider]].
51		* - `$widget`: ListView, this widget instance
52		*
53		* Note that the view name is resolved into the view file by the current context of the [[view]] object.
54		*
55		* If this property is specified as a callback, it should have the following signature:
56		*
57		* ```php
58		* function ($model, $key, $index, $widget)
59		* ```
60		*/
61		public $itemView;
62		/**
63		* @var array additional parameters to be passed to [[itemView]] when it is being rendered.
64		* This property is used only when [[itemView]] is a string representing a view name.
65		*/
66		public $viewParams = [];
67		/**
68		* @var string the HTML code to be displayed between any two consecutive items.
69		*/
70		public $separator = "\n";
71		/**
72		* @var array the HTML attributes for the container tag of the list view.
73		* The "tag" element specifies the tag name of the container element and defaults to "div".
74		* @see \yii\helpers\Html::renderTagAttributes() for details on how attributes are being rendered.
75		*/
76		public $options = ['class' => 'list-view'];
77		/**
78		* @var Closure an anonymous function that is called once BEFORE rendering each data model.
79		* It should have the following signature:
80		*
81		* ```php
82		* function ($model, $key, $index, $widget)
83		* ```
84		*
85		* - `$model`: the current data model being rendered
86		* - `$key`: the key value associated with the current data model
87		* - `$index`: the zero-based index of the data model in the model array returned by [[dataProvider]]
88		* - `$widget`: the ListView object
89		*
90		* The return result of the function will be rendered directly.
91		* @see renderBeforeItem
92		* @since 2.0.11
93		*/
94		public $beforeItem;
95		/**
96		* @var Closure an anonymous function that is called once AFTER rendering each data model.
97		* It should have the similar signature as [[beforeItem]]. The return result of the function
98		* will be rendered directly.
99		* @see renderAfterItem
100		* @since 2.0.11
101		*/
102		public $afterItem;
103
104		/**
105		* Renders all data models.
106		* @return string the rendering result
107		*/
108	9	public function renderItems()
109		{
110	9	$models = $this->dataProvider->getModels();
111	9	$keys = $this->dataProvider->getKeys();
112	9	$rows = [];
113	9	foreach (array_values($models) as $index => $model) {
114	8	$key = $keys[$index];
115	8	if (($before = $this->renderBeforeItem($model, $key, $index)) !== null) {
116	1	$rows[] = $before;
117	1	}
118
119	8	$rows[] = $this->renderItem($model, $key, $index);
120
121	8	if (($after = $this->renderAfterItem($model, $key, $index)) !== null) {
122	1	$rows[] = $after;
123	1	}
124	9	}
125
126	9	return implode($this->separator, $rows);
127		}
128
129		/**
130		* Calls [[beforeItem]] closure, returns execution result.
131		* If [[beforeItem]] is not a closure, `null` will be returned.
132		*
133		* @param mixed $model the data model to be rendered
134		* @param mixed $key the key value associated with the data model
135		* @param int $index the zero-based index of the data model in the model array returned by [[dataProvider]].
136		* @return string\|null [[beforeItem]] call result or `null` when [[beforeItem]] is not a closure
137		* @see beforeItem
138		* @since 2.0.11
139		*/
140	8	protected function renderBeforeItem($model, $key, $index)
141		{
142	8	if ($this->beforeItem instanceof Closure) {
143	1	return call_user_func($this->beforeItem, $model, $key, $index, $this);
144		}
145
146	7	return null;
147		}
148
149		/**
150		* Calls [[afterItem]] closure, returns execution result.
151		* If [[afterItem]] is not a closure, `null` will be returned.
152		*
153		* @param mixed $model the data model to be rendered
154		* @param mixed $key the key value associated with the data model
155		* @param int $index the zero-based index of the data model in the model array returned by [[dataProvider]].
156		* @return string\|null [[afterItem]] call result or `null` when [[afterItem]] is not a closure
157		* @see afterItem
158		* @since 2.0.11
159		*/
160	8	protected function renderAfterItem($model, $key, $index)
161		{
162	8	if ($this->afterItem instanceof Closure) {
163	1	return call_user_func($this->afterItem, $model, $key, $index, $this);
164		}
165
166	7	return null;
167		}
168
169		/**
170		* Renders a single data model.
171		* @param mixed $model the data model to be rendered
172		* @param mixed $key the key value associated with the data model
173		* @param int $index the zero-based index of the data model in the model array returned by [[dataProvider]].
174		* @return string the rendering result
175		*/
176	8	public function renderItem($model, $key, $index)
177		{
178	8	if ($this->itemView === null) {
179	6	$content = $key;
180	8	} elseif (is_string($this->itemView)) {
181	1	$content = $this->getView()->render($this->itemView, array_merge([
182	1	'model' => $model,
183	1	'key' => $key,
184	1	'index' => $index,
185	1	'widget' => $this,
186	1	], $this->viewParams));
187	1	} else {
188	1	$content = call_user_func($this->itemView, $model, $key, $index, $this);
189		}
190	8	if ($this->itemOptions instanceof Closure) {
191	1	$options = call_user_func($this->itemOptions, $model, $key, $index, $this);
192	1	} else {
193	7	$options = $this->itemOptions;
194		}
195	8	$tag = ArrayHelper::remove($options, 'tag', 'div');
196	8	$options['data-key'] = is_array($key) ? json_encode($key, JSON_UNESCAPED_SLASHES \| JSON_UNESCAPED_UNICODE) : (string) $key;
197
198	8	return Html::tag($tag, $content, $options);
199		}
200		}
201

yiisoft / yii2

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ListView::renderAfterItem() A

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