RulesParser::before() - Code Metrics - Inspection of "Merge pull request #209 from koenvu/required-class" - kristijanhusak/laravel-form-builder - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( b0b5e0...18cf69 )

by Kristijan

created 2016-01-13 12:06 UTC

RulesParser::before() A

↳ Parent: RulesParser

Complexity

Conditions	2
Paths	2

Size

Total Lines	8
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	6

Importance

Changes	1
Bugs	0	Features	1

Metric	Value
dl	0
loc	8
ccs	0
cts	4
cp	0
rs	9.4286
c	1
b	0
f	1
cc	2
eloc	4
nc	2
nop	1
crap	6

<?php namespace Kris\LaravelFormBuilder;

use Illuminate\Support\Arr;
use Illuminate\Support\Str;
use Kris\LaravelFormBuilder\Fields\FormField;

/**
 * Laravel Validator rules to HTML5 attributes parser.
 *
 * Based on Laravel Validator and Former LiveValidation
 * @see https://github.com/laravel/framework
 * @see https://github.com/formers/former
 */
class RulesParser
{
    /**
     * @var FormField
     */
    protected $field;

    /**
     * @var FormHelper
     */
    protected $formHelper;

    /**
     * @param FormField $field
     */
    public function __construct(FormField $field)
    {
        $this->field = $field;
        $this->formHelper = $this->field->getParent()->getFormHelper();
    }

    /**
     * Parse a rule for an input into an array of attributes.
     *
     * @param  string|array $rules
     * @return array
     */
    public function parse($rules)
    {
        $attributes = array();
        $rules = $rule = (is_string($rules)) ? explode('|', $rules) : $rules;

        foreach ($rules as $rule) {
            list($rule, $parameters) = $this->parseRule($rule);

            if ($rule && method_exists($this, $rule)) {
                $attributes += $this->$rule($parameters);
            }
        }

        return $attributes;
    }

    /**
     * Check that a checkbox is accepted. Needs yes, on, 1, or true as value.
     *
     *   accepted  -> required="required"
     *
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-accepted
     */
    protected function accepted()
    {
        return [
            'required' => 'required',
            'title' => $this->getTitle('accepted'),
        ];
    }

    /**
     * Check that the field is required.
     *
     *   required  -->  required="required"
     *
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-required
     */
    protected function required()
    {
        return ['required' => 'required'];
    }

    /**
     * Check that the input only contains alpha.
     *
     *   alpha  --> pattern="[a-zA-Z]+"
     *
     * @return array
     */
    protected function alpha()
    {
        return [
            'pattern' => '[a-zA-Z]+',
            'title' => $this->getTitle('alpha'),
        ];
    }

    /**
     * Check if the input contains only alpha and num.
     *
     *   alpha_num  --> pattern="[a-zA-Z0-9]+"
     *
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-alpha-num
     */
    protected function alphaNum()
    {
        return [
            'pattern' => '[a-zA-Z0-9]+',
            'title' => $this->getTitle('alpha_num'),
        ];
    }

    /**
     * Check if the input contains only alpha, num and dash.
     *
     *   alpha_dash  --> pattern="[a-zA-Z0-9_\-]+"
     *
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-alpha-dash
     */
    protected function alphaDash()
    {
        return [
            'pattern' => '[a-zA-Z0-9_\-]+',
            'title' => $this->getTitle('alpha_dash'),
        ];
    }

    /**
     * Check if the field is an integer value. Cannot contain decimals.
     *
     *   integer  --> step="1" (number)
     *   integer  --> pattern="\d+" (text)
     *
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-integer
     */
    protected function integer()
    {
        if ($this->isNumeric()) {
            return ['step' => 1];
        }

        return [
            'pattern' => '\d+',
            'title' => $this->getTitle('integer'),
        ];
    }

    /**
     * Check that a field is numeric. It may contain decimals.
     *
     *   numeric  --> step="any" (number)
     *   numeric  --> pattern="[-+]?[0-9]*[.,]?[0-9]+" (text)
     *
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-numeric
     */
    protected function numeric()
    {
        if ($this->isNumeric()) {
            return ['step' => 'any'];
        }

        return [
            'pattern' => '[-+]?[0-9]*[.,]?[0-9]+',
            'title' => $this->getTitle('numeric'),
        ];
    }

    /**
     * Check that a value is either 0 or 1, so it can be parsed as bool.
     *
     *   boolean  --> pattern="0|1"
     *
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-boolean
     */
    protected function boolean()
    {
        return [
            'pattern' => '0|1',
            'title' => $this->getTitle('boolean'),
        ];
    }

    /**
     * Check that the value is numeric and contains exactly the given digits.
     *
     *   digits:3  --> min="100" max="999"
     *   digits:3  --> pattern="\d{3,5}"  (text)
     *
     * @param $param
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-digits
     */
    protected function digits($param)
    {
        $digits = $param[0];

        if ($this->isNumeric()) {
            return [
                'min' => pow(10, $digits - 1),
                'max' => pow(10, $digits) - 1,
            ];
        }

        return [
            'pattern' => '\d{'.$digits.'}',
            'title' => $this->getTitle('digits', compact('digits')),
        ];
    }

    /**
     * Check that the value is numeric and contains between min/max digits.
     *
     *   digits_between:3,5  --> min="100" max="99999"
     *   digits_between:3,5  --> pattern="\d{3,5}"  (text)
     *
     * @param $param
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-digits-between
     */
    protected function digitsBetween($param)
    {
        list($min, $max) = $param;

        if ($this->isNumeric()) {
            return [
                'min' => pow(10, $min - 1),
                'max' => pow(10, $max) - 1,
            ];
        }

        return [
            'pattern' => '\d{'.$min.','.$max.'}',
            'title' => $this->getTitle('digits_between', compact('min', 'max')),
        ];
    }

    /**
     * For numbers, set the minimum value.
     * For strings, set the minimum number of characters.
     *
     *   min:5  --> min="5"       (number)
     *   min:5  --> minlength="5" (text)
     *
     * @param $param
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-min
     */
    protected function min($param)
    {
        $min = $param[0];

        if ($this->isNumeric()) {
            return ['min' => $min];
        }

        return [
            'minlength' => $min,
        ];
    }

    /**
     * For numbers, set the max value.
     * For strings, set the max number of characters.
     *
     *   max:5  --> max="5"       (number)
     *   max:5  --> maxlength="5" (text)
     *
     * @param $param
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-max
     */
    protected function max($param)
    {
        $max = $param[0];

        if ($this->isNumeric()) {
            return ['max' => $max];
        }

        return ['maxlength' => $max];
    }

    /**
     * For number/range inputs, check if the number is between the values.
     * For strings, check the length of the string.
     *
     *   between:3,5  --> min="3" max="5"             (number)
     *   between:3,5  --> minlength="3" maxlength="5" (text)
     *
     * @param $param
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-between
     */
    protected function between($param)
    {
        list ($min, $max) = $param;

        if ($this->isNumeric()) {
            return [
                'min' => $min,
                'max' => $max,
            ];
        }

        return [
            'minlength' => $min,
            'maxlength' => $max,
        ];
    }

    /**
     * For numbers: Check an exact value
     * For strings: Check the length of the string
     *
     *   size:5 --> min="5" max="5" (number)
     *   size:5 --> pattern=".{5}"  (text)
     *
     * @param $param
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-size
     */
    protected function size($param)
    {
        $size = $param[0];

        if ($this->isNumeric()) {
            return [
                'min' => $size,
                'max' => $size,
                'title' => $this->getTitle('size.numeric', compact('size')),
            ];
        }

        return [
            'pattern' =>  '.{'.$size.'}',
            'title' => $this->getTitle('size.string', compact('size')),
        ];
    }

    /**
     * Check if the value is one of the give 'in' rule values
     * by creating a matching pattern.
     *
     *   in:foo,bar  --> pattern="foo|bar"
     *
     * @param $params
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-in
     */
    protected function in($params)
    {
        return [
            'pattern' => implode('|', $params),
            'title' => $this->getTitle('in'),
        ];
    }

    /**
     * Check if the value is not one of the 'not_in' rule values
     * by creating a pattern value.
     *
     *   not_in:foo,bar  --> pattern="(?:(?!^foo$|^bar$).)*"
     *
     * @param $params
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-not-in
     */
    protected function notIn($params)
    {
        return [
            'pattern' => '(?:(?!^' . join('$|^', $params) . '$).)*',
            'title' => $this->getTitle('not_in'),
        ];
    }

    /**
     * Set the 'min' attribute on a date/datetime/datetime-local field,
     * based on the 'before' validation.
     *
     *   after:01-12-2015 -> min="2015-12-01"
     *
     * @param  $params
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-after
     */
    protected function after($params)
    {
        if ($date = $this->getDateAttribute($params[0])) {
            return ['min' => $date];
        }

        return [];
    }

    /**
     * Set the 'min' attribute on a date/datetime/datetime-local field,
     * based on the 'before' validation.
     *
     *   before:01-12-2015 -> max="2015-12-01"
     *
     * @param  $params
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-before
     */
    protected function before($params)
    {
        if ($date = $this->getDateAttribute($params[0])) {
            return ['max' => $date];
        }

        return [];
    }

    /**
     * Add the image mime-type to a file input.
     *
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-image
     * @see https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-accept
     */
    protected function image()
    {
        return ['accept' => 'image/*'];
    }

    /**
     * Add the mime types to the accept attribute.
     *
     *  mimes:xls,xlsx  --> accept=".xls, .xlsx"
     *
     * @param  array
     * @return array
     *
     * @see http://laravel.com/docs/5.1/validation#rule-mimes
     * @see https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-accept
     */
    protected function mimes($param)
    {
        $mimes = '.' . implode(', .', $param);

        return ['accept'  => $mimes];
    }

    /**
     * Get the title, used for validating a rule
     *
     * @param  string $rule
     * @param  array  $params
     * @return string
     */
    protected function getTitle($rule, $params = array())
    {
        $params['attribute'] = $this->formHelper->formatLabel($this->field->getName());

        return trans('validation.' . $rule, $params);
    }

    /**
     * Check if the field is one of certain types.
     *
     * @param  string|array  $types
     * @return bool
     */
    protected function isType($types)
    {
        return in_array($this->field->getType(), (array) $types);
    }

    protected function isNumeric()
    {
        return $this->isType(['number', 'range']);
    }

    /**
     * Format a date to the correct format, based on the current field.
     *
     * @param $dateStr
     * @return bool|string
     */
    protected function getDateAttribute($dateStr)
    {
        $format = "Y-m-d";
        if ($this->isType(['datetime', 'datetime-local'])) {
            $format .= '\TH:i:s';
        }

        return date($format, strtotime($dateStr));
    }

    /**
     * Methods below are copied from \Illuminate\Validation\Validator
     * @see https://github.com/laravel/framework/blob/5.1/src/Illuminate/Validation/Validator.php
     * @copyright Taylor Otwell
     */

    /**
     * Extract the rule name and parameters from a rule.
     *
     * @param  array|string $rules
     * @return array
     */
    protected function parseRule($rules)
    {
        if (is_array($rules)) {
            return $this->parseArrayRule($rules);
        }
        return $this->parseStringRule($rules);
    }

    /**
     * Parse an array based rule.
     *
     * @param  array $rules
     * @return array
     */
    protected function parseArrayRule(array $rules)
    {
        return [Str::studly(trim(Arr::get($rules, 0))), array_slice($rules, 1)];
    }

    /**
     * Parse a string based rule.
     *
     * @param  string $rules
     * @return array
     */
    protected function parseStringRule($rules)
    {
        $parameters = [];
        // The format for specifying validation rules and parameters follows an
        // easy {rule}:{parameters} formatting convention. For instance the
        // rule "Max:3" states that the value may only be three letters.
        if (strpos($rules, ':') !== false) {
            list($rules, $parameter) = explode(':', $rules, 2);
            $parameters = $this->parseParameters($rules, $parameter);
        }
        return [Str::studly(trim($rules)), $parameters];
    }

    /**
     * Parse a parameter list.
     *
     * @param  string $rule
     * @param  string $parameter
     * @return array
     */
    protected function parseParameters($rule, $parameter)
    {
        if (strtolower($rule) == 'regex') {
            return [$parameter];
        }
        return str_getcsv($parameter);
    }
}


1		<?php namespace Kris\LaravelFormBuilder;
2
3		use Illuminate\Support\Arr;
4		use Illuminate\Support\Str;
5		use Kris\LaravelFormBuilder\Fields\FormField;
6
7		/**
8		* Laravel Validator rules to HTML5 attributes parser.
9		*
10		* Based on Laravel Validator and Former LiveValidation
11		* @see https://github.com/laravel/framework
12		* @see https://github.com/formers/former
13		*/
14		class RulesParser
15		{
16		/**
17		* @var FormField
18		*/
19		protected $field;
20
21		/**
22		* @var FormHelper
23		*/
24		protected $formHelper;
25
26		/**
27		* @param FormField $field
28		*/
29	64	public function __construct(FormField $field)
30		{
31	64	$this->field = $field;
32	64	$this->formHelper = $this->field->getParent()->getFormHelper();
33	64	}
34
35		/**
36		* Parse a rule for an input into an array of attributes.
37		*
38		* @param string\|array $rules
39		* @return array
40		*/
41	5	public function parse($rules)
42		{
43	5	$attributes = array();
44	5	$rules = $rule = (is_string($rules)) ? explode('\|', $rules) : $rules;
45
46	5	foreach ($rules as $rule) {
47	5	list($rule, $parameters) = $this->parseRule($rule);
48
49	5	if ($rule && method_exists($this, $rule)) {
50	5	$attributes += $this->$rule($parameters);
51		}
52		}
53
54	5	return $attributes;
55		}
56
57		/**
58		* Check that a checkbox is accepted. Needs yes, on, 1, or true as value.
59		*
60		* accepted -> required="required"
61		*
62		* @return array
63		*
64		* @see http://laravel.com/docs/5.1/validation#rule-accepted
65		*/
66	1	protected function accepted()
67		{
68		return [
69	1	'required' => 'required',
70	1	'title' => $this->getTitle('accepted'),
71		];
72		}
73
74		/**
75		* Check that the field is required.
76		*
77		* required --> required="required"
78		*
79		* @return array
80		*
81		* @see http://laravel.com/docs/5.1/validation#rule-required
82		*/
83	3	protected function required()
84		{
85	3	return ['required' => 'required'];
86		}
87
88		/**
89		* Check that the input only contains alpha.
90		*
91		* alpha --> pattern="[a-zA-Z]+"
92		*
93		* @return array
94		*/
95	1	protected function alpha()
96		{
97		return [
98	1	'pattern' => '[a-zA-Z]+',
99	1	'title' => $this->getTitle('alpha'),
100		];
101		}
102
103		/**
104		* Check if the input contains only alpha and num.
105		*
106		* alpha_num --> pattern="[a-zA-Z0-9]+"
107		*
108		* @return array
109		*
110		* @see http://laravel.com/docs/5.1/validation#rule-alpha-num
111		*/
112	1	protected function alphaNum()
113		{
114		return [
115	1	'pattern' => '[a-zA-Z0-9]+',
116	1	'title' => $this->getTitle('alpha_num'),
117		];
118		}
119
120		/**
121		* Check if the input contains only alpha, num and dash.
122		*
123		* alpha_dash --> pattern="[a-zA-Z0-9_\-]+"
124		*
125		* @return array
126		*
127		* @see http://laravel.com/docs/5.1/validation#rule-alpha-dash
128		*/
129		protected function alphaDash()
130		{
131		return [
132		'pattern' => '[a-zA-Z0-9_\-]+',
133		'title' => $this->getTitle('alpha_dash'),
134		];
135		}
136
137		/**
138		* Check if the field is an integer value. Cannot contain decimals.
139		*
140		* integer --> step="1" (number)
141		* integer --> pattern="\d+" (text)
142		*
143		* @return array
144		*
145		* @see http://laravel.com/docs/5.1/validation#rule-integer
146		*/
147		protected function integer()
148		{
149		if ($this->isNumeric()) {
150		return ['step' => 1];
151		}
152
153		return [
154		'pattern' => '\d+',
155		'title' => $this->getTitle('integer'),
156		];
157		}
158
159		/**
160		* Check that a field is numeric. It may contain decimals.
161		*
162		* numeric --> step="any" (number)
163		* numeric --> pattern="[-+]?[0-9]*[.,]?[0-9]+" (text)
164		*
165		* @return array
166		*
167		* @see http://laravel.com/docs/5.1/validation#rule-numeric
168		*/
169		protected function numeric()
170		{
171		if ($this->isNumeric()) {
172		return ['step' => 'any'];
173		}
174
175		return [
176		'pattern' => '[-+]?[0-9]*[.,]?[0-9]+',
177		'title' => $this->getTitle('numeric'),
178		];
179		}
180
181		/**
182		* Check that a value is either 0 or 1, so it can be parsed as bool.
183		*
184		* boolean --> pattern="0\|1"
185		*
186		* @return array
187		*
188		* @see http://laravel.com/docs/5.1/validation#rule-boolean
189		*/
190		protected function boolean()
191		{
192		return [
193		'pattern' => '0\|1',
194		'title' => $this->getTitle('boolean'),
195		];
196		}
197
198		/**
199		* Check that the value is numeric and contains exactly the given digits.
200		*
201		* digits:3 --> min="100" max="999"
202		* digits:3 --> pattern="\d{3,5}" (text)
203		*
204		* @param $param
205		* @return array
206		*
207		* @see http://laravel.com/docs/5.1/validation#rule-digits
208		*/
209		protected function digits($param)
210		{
211		$digits = $param[0];
212
213		if ($this->isNumeric()) {
214		return [
215		'min' => pow(10, $digits - 1),
216		'max' => pow(10, $digits) - 1,
217		];
218		}
219
220		return [
221		'pattern' => '\d{'.$digits.'}',
222		'title' => $this->getTitle('digits', compact('digits')),
223		];
224		}
225
226		/**
227		* Check that the value is numeric and contains between min/max digits.
228		*
229		* digits_between:3,5 --> min="100" max="99999"
230		* digits_between:3,5 --> pattern="\d{3,5}" (text)
231		*
232		* @param $param
233		* @return array
234		*
235		* @see http://laravel.com/docs/5.1/validation#rule-digits-between
236		*/
237		protected function digitsBetween($param)
238		{
239		list($min, $max) = $param;
240
241		if ($this->isNumeric()) {
242		return [
243		'min' => pow(10, $min - 1),
244		'max' => pow(10, $max) - 1,
245		];
246		}
247
248		return [
249		'pattern' => '\d{'.$min.','.$max.'}',
250		'title' => $this->getTitle('digits_between', compact('min', 'max')),
251		];
252		}
253
254		/**
255		* For numbers, set the minimum value.
256		* For strings, set the minimum number of characters.
257		*
258		* min:5 --> min="5" (number)
259		* min:5 --> minlength="5" (text)
260		*
261		* @param $param
262		* @return array
263		*
264		* @see http://laravel.com/docs/5.1/validation#rule-min
265		*/
266	2	protected function min($param)
267		{
268	2	$min = $param[0];
269
270	2	if ($this->isNumeric()) {
271		return ['min' => $min];
272		}
273
274		return [
275	2	'minlength' => $min,
276		];
277		}
278
279		/**
280		* For numbers, set the max value.
281		* For strings, set the max number of characters.
282		*
283		* max:5 --> max="5" (number)
284		* max:5 --> maxlength="5" (text)
285		*
286		* @param $param
287		* @return array
288		*
289		* @see http://laravel.com/docs/5.1/validation#rule-max
290		*/
291		protected function max($param)
292		{
293		$max = $param[0];
294
295		if ($this->isNumeric()) {
296		return ['max' => $max];
297		}
298
299		return ['maxlength' => $max];
300		}
301
302		/**
303		* For number/range inputs, check if the number is between the values.
304		* For strings, check the length of the string.
305		*
306		* between:3,5 --> min="3" max="5" (number)
307		* between:3,5 --> minlength="3" maxlength="5" (text)
308		*
309		* @param $param
310		* @return array
311		*
312		* @see http://laravel.com/docs/5.1/validation#rule-between
313		*/
314		protected function between($param)
315		{
316		list ($min, $max) = $param;
317
318		if ($this->isNumeric()) {
319		return [
320		'min' => $min,
321		'max' => $max,
322		];
323		}
324
325		return [
326		'minlength' => $min,
327		'maxlength' => $max,
328		];
329		}
330
331		/**
332		* For numbers: Check an exact value
333		* For strings: Check the length of the string
334		*
335		* size:5 --> min="5" max="5" (number)
336		* size:5 --> pattern=".{5}" (text)
337		*
338		* @param $param
339		* @return array
340		*
341		* @see http://laravel.com/docs/5.1/validation#rule-size
342		*/
343		protected function size($param)
344		{
345		$size = $param[0];
346
347		if ($this->isNumeric()) {
348		return [
349		'min' => $size,
350		'max' => $size,
351		'title' => $this->getTitle('size.numeric', compact('size')),
352		];
353		}
354
355		return [
356		'pattern' => '.{'.$size.'}',
357		'title' => $this->getTitle('size.string', compact('size')),
358		];
359		}
360
361		/**
362		* Check if the value is one of the give 'in' rule values
363		* by creating a matching pattern.
364		*
365		* in:foo,bar --> pattern="foo\|bar"
366		*
367		* @param $params
368		* @return array
369		*
370		* @see http://laravel.com/docs/5.1/validation#rule-in
371		*/
372		protected function in($params)
373		{
374		return [
375		'pattern' => implode('\|', $params),
376		'title' => $this->getTitle('in'),
377		];
378		}
379
380		/**
381		* Check if the value is not one of the 'not_in' rule values
382		* by creating a pattern value.
383		*
384		* not_in:foo,bar --> pattern="(?:(?!^foo$\|^bar$).)*"
385		*
386		* @param $params
387		* @return array
388		*
389		* @see http://laravel.com/docs/5.1/validation#rule-not-in
390		*/
391		protected function notIn($params)
392		{
393		return [
394		'pattern' => '(?:(?!^' . join('$\|^', $params) . '$).)*',
395		'title' => $this->getTitle('not_in'),
396		];
397		}
398
399		/**
400		* Set the 'min' attribute on a date/datetime/datetime-local field,
401		* based on the 'before' validation.
402		*
403		* after:01-12-2015 -> min="2015-12-01"
404		*
405		* @param $params
406		* @return array
407		*
408		* @see http://laravel.com/docs/5.1/validation#rule-after
409		*/
410		protected function after($params)
411		{
412		if ($date = $this->getDateAttribute($params[0])) {
413		return ['min' => $date];
414		}
415
416		return [];
417		}
418
419		/**
420		* Set the 'min' attribute on a date/datetime/datetime-local field,
421		* based on the 'before' validation.
422		*
423		* before:01-12-2015 -> max="2015-12-01"
424		*
425		* @param $params
426		* @return array
427		*
428		* @see http://laravel.com/docs/5.1/validation#rule-before
429		*/
430		protected function before($params)
431		{
432		if ($date = $this->getDateAttribute($params[0])) {
433		return ['max' => $date];
434		}
435
436		return [];
437		}
438
439		/**
440		* Add the image mime-type to a file input.
441		*
442		* @return array
443		*
444		* @see http://laravel.com/docs/5.1/validation#rule-image
445		* @see https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-accept
446		*/
447		protected function image()
448		{
449		return ['accept' => 'image/*'];
450		}
451
452		/**
453		* Add the mime types to the accept attribute.
454		*
455		* mimes:xls,xlsx --> accept=".xls, .xlsx"
456		*
457		* @param array
458		* @return array
459		*
460		* @see http://laravel.com/docs/5.1/validation#rule-mimes
461		* @see https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-accept
462		*/
463		protected function mimes($param)
464		{
465		$mimes = '.' . implode(', .', $param);
466
467		return ['accept' => $mimes];
468		}
469
470		/**
471		* Get the title, used for validating a rule
472		*
473		* @param string $rule
474		* @param array $params
475		* @return string
476		*/
477	3	protected function getTitle($rule, $params = array())
478		{
479	3	$params['attribute'] = $this->formHelper->formatLabel($this->field->getName());
480
481	3	return trans('validation.' . $rule, $params);
482		}
483
484		/**
485		* Check if the field is one of certain types.
486		*
487		* @param string\|array $types
488		* @return bool
489		*/
490	2	protected function isType($types)
491		{
492	2	return in_array($this->field->getType(), (array) $types);
493		}
494
495	2	protected function isNumeric()
496		{
497	2	return $this->isType(['number', 'range']);
498		}
499
500		/**
501		* Format a date to the correct format, based on the current field.
502		*
503		* @param $dateStr
504		* @return bool\|string
505		*/
506		protected function getDateAttribute($dateStr)
507		{
508		$format = "Y-m-d";
509		if ($this->isType(['datetime', 'datetime-local'])) {
510		$format .= '\TH:i:s';
511		}
512
513		return date($format, strtotime($dateStr));
514		}
515
516		/**
517		* Methods below are copied from \Illuminate\Validation\Validator
518		* @see https://github.com/laravel/framework/blob/5.1/src/Illuminate/Validation/Validator.php
519		* @copyright Taylor Otwell
520		*/
521
522		/**
523		* Extract the rule name and parameters from a rule.
524		*
525		* @param array\|string $rules
526		* @return array
527		*/
528	5	protected function parseRule($rules)
529		{
530	5	if (is_array($rules)) {
531		return $this->parseArrayRule($rules);
532		}
533	5	return $this->parseStringRule($rules);
534		}
535
536		/**
537		* Parse an array based rule.
538		*
539		* @param array $rules
540		* @return array
541		*/
542		protected function parseArrayRule(array $rules)
543		{
544		return [Str::studly(trim(Arr::get($rules, 0))), array_slice($rules, 1)];
545		}
546
547		/**
548		* Parse a string based rule.
549		*
550		* @param string $rules
551		* @return array
552		*/
553	5	protected function parseStringRule($rules)
554		{
555	5	$parameters = [];
556		// The format for specifying validation rules and parameters follows an
557		// easy {rule}:{parameters} formatting convention. For instance the
558		// rule "Max:3" states that the value may only be three letters.
559	5	if (strpos($rules, ':') !== false) {
560	2	list($rules, $parameter) = explode(':', $rules, 2);
561	2	$parameters = $this->parseParameters($rules, $parameter);
562		}
563	5	return [Str::studly(trim($rules)), $parameters];
564		}
565
566		/**
567		* Parse a parameter list.
568		*
569		* @param string $rule
570		* @param string $parameter
571		* @return array
572		*/
573	2	protected function parseParameters($rule, $parameter)
574		{
575	2	if (strtolower($rule) == 'regex') {
576		return [$parameter];
577		}
578	2	return str_getcsv($parameter);
579		}
580		}
581

kristijanhusak / laravel-form-builder

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