StyleCollection::parseStylesString() - Code Metrics - Inspection of "Updated tests." - Mistralys/application-utils - Measure and Improve Code Quality continuously with Scrutinizer

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by Sebastian

created 2022-01-25 12:56 UTC

StyleCollection::parseStylesString() A

↳ Parent: StyleCollection

Complexity

Conditions	2
Paths	2

Size

Total Lines	12
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
eloc	5
c	1
b	0
f	0
dl	0
loc	12
rs	10
cc	2
nc	2
nop	1

<?php
/**
 * File containing the class {@see \AppUtils\StyleCollection}.
 *
 * @see \AppUtils\StyleCollection
 *@subpackage HTML
 * @package AppUtils
 */

declare(strict_types=1);

namespace AppUtils;

use AppUtils\StyleCollection\StyleOptions;
use AppUtils\StyleCollection\StylesRenderer;

/**
 * Utility class used to hold CSS styles, with
 * chainable methods and an easy-to-use API for handling
 * and filtering values.
 *
 * @package AppUtils
 * @subpackage HTML
 * @author Sebastian Mordziol <[email protected]>
 */
class StyleCollection implements Interface_Stringable
{
    /**
     * @var array<string,string>
     */
    private $styles = array();

    /**
     * @param array<string,string|number|NumberInfo|Interface_Stringable|NULL> $styles
     */
    public function __construct(array $styles=array())
    {
        $this->options = new StyleOptions();

        $this->setStyles($styles);
    }

    /**
     * @param array<string,string|number|NumberInfo|Interface_Stringable|NULL> $styles
     * @return StyleCollection
     */
    public static function create(array $styles=array()) : StyleCollection
    {
        return new StyleCollection($styles);
    }

    public function hasStyles() : bool
    {
        return !empty($this->styles);
    }

    /**
     * @return array<string,string>
     */
    public function getStyles() : array
    {
        return $this->styles;
    }

    // region: 1) Setting styles

    public function parseStylesString(string $string) : StyleCollection
    {
        $lines = explode(';', $string);

        foreach($lines as $line)
        {
            $parts = explode(':', $line);

            $this->style(trim($parts[0]), trim($parts[1]));
        }

        return $this;
    }

    /**
     * Adds an associative array with styles.
     *
     * NOTE: Uses {@see StyleCollection::styleAuto()} to add
     * the individual styles.
     *
     * @param array<string,string|number|NumberInfo|Interface_Stringable|NULL> $styles
     * @return $this
     */
    public function setStyles(array $styles) : StyleCollection
    {
        foreach($styles as $name => $value)
        {
            $this->styleAuto($name, $value);
        }

        return $this;
    }

    /**
     * Sets a style value.
     *
     * @param string $name
     * @param string $value
     * @param bool $important
     * @return $this
     */
    public function style(string $name, string $value, bool $important=false) : StyleCollection
    {
        if($value === '')
        {
            return $this;
        }

        if($important && stripos($value, '!important') === false)
        {
            $value .= ' !important';
        }

        $this->styles[$name] = $value;

        return $this;
    }

    /**
     * Adds a style, automatically detecting the value type.
     *
     * @param string $name
     * @param string|number|NumberInfo|Interface_Stringable|NULL $value
     * @param bool $important
     * @return $this
     */
    public function styleAuto(string $name, $value, bool $important=false) : StyleCollection
    {
        if($value instanceof NumberInfo)
        {
            return $this->style($name, $value->toCSS(), $important);
        }

        return $this->style($name, (string)$value, $important);
    }

    public function stylePX(string $name, int $px, bool $important=false) : StyleCollection
    {
        return $this->style($name, $px.'px', $important);
    }

    public function stylePercent(string $name, float $percent, bool $important) : StyleCollection
    {
        return $this->style($name, $percent.'%', $important);
    }

    public function styleEM(string $name, float $em, bool $important) : StyleCollection
    {
        return $this->style($name, $em.'em', $important);
    }

    public function styleREM(string $name, float $em, bool $important) : StyleCollection
    {
        return $this->style($name, $em.'rem', $important);
    }

    /**
     * Adds a number, using the {@see parseNumber()} function
     * to parse the value, and convert it to CSS.
     *
     * @param string $name
     * @param NumberInfo|string|int|float|NULL $value
     * @param bool $important
     * @return $this
     */
    public function styleParseNumber(string $name, $value, bool $important=false) : StyleCollection
    {
        return $this->styleNumber($name, parseNumber($value), $important);
    }

    /**
     * Adds an existing number info instance to add its CSS value.
     *
     * @param string $name
     * @param NumberInfo $info
     * @param bool $important
     * @return $this
     */
    public function styleNumber(string $name, NumberInfo $info, bool $important=false) : StyleCollection
    {
        $this->style($name, $info->toCSS(), $important);
        return $this;
    }

    public function remove(string $name) : StyleCollection
    {
        if(isset($this->styles[$name]))
        {
            unset($this->styles[$name]);
        }

        return $this;
    }

    /**
     * Merges all styles of this collection with those
     * from the specified collection, overwriting existing
     * styles.
     *
     * @param StyleCollection $collection
     * @return $this
     */
    public function mergeWith(StyleCollection $collection) : StyleCollection
    {
        return $this->setStyles($collection->getStyles());
    }

    /**
     * Merges all the specified style collections into
     * a new collection that contains all styles from
     * all collections.
     *
     * NOTE: Order is important, since every merge can
     * overwrite existing styles.
     *
     * @param StyleCollection ...$collections
     * @return StyleCollection
     */
    public static function merge(...$collections) : StyleCollection
    {
        $all = self::create();

        foreach($collections as $collection)
        {
            $all->mergeWith($collection);
        }

        return $all;
    }

    // endregion

    // region: 3) Rendering

    public function render() : string
    {
        return (new StylesRenderer($this))->render();
    }

    public function display() : StyleCollection
    {
        echo $this->render();

        return $this;
    }

    public function __toString()
    {
        return $this->render();
    }

    // endregion

    // region: 2) Options handling

    /**
     * @var StyleOptions
     */
    private $options;

    /**
     * Use the option collection to customize the way
     * the styles are rendered.
     *
     * @return StyleOptions
     */
    public function getOptions() : StyleOptions
    {
        return $this->options;
    }

    /**
     * Switches the rendering to stylesheet mode: This
     * will automatically format the styles for use in
     * a CSS stylesheet (newlines, indenting, etc.).
     *
     * @return $this
     */
    public function configureForStylesheet() : StyleCollection
    {
        $this->options->configureForStylesheet();
        return $this;
    }

    /**
     * Switches the rendering to inline mode: compact list of
     * styles for use in HTML attributes for example.
     *
     * (This is the default configuration)
     *
     * @return StyleCollection
     */
    public function configureForInline() : StyleCollection
    {
        $this->options->configureForInline();
        return $this;
    }

    // endregion
}


1			<?php
2			/**
3			* File containing the class {@see \AppUtils\StyleCollection}.
4			*
5			* @see \AppUtils\StyleCollection
6			*@subpackage HTML
7			* @package AppUtils
8			*/
9
10			declare(strict_types=1);
11
12			namespace AppUtils;
13
14			use AppUtils\StyleCollection\StyleOptions;
15			use AppUtils\StyleCollection\StylesRenderer;
16
17			/**
18			* Utility class used to hold CSS styles, with
19			* chainable methods and an easy-to-use API for handling
20			* and filtering values.
21			*
22			* @package AppUtils
23			* @subpackage HTML
24			* @author Sebastian Mordziol <[email protected]>
25			*/
26			class StyleCollection implements Interface_Stringable
27			{
28			/**
29			* @var array<string,string>
30			*/
31			private $styles = array();
32
33			/**
34			* @param array<string,string\|number\|NumberInfo\|Interface_Stringable\|NULL> $styles
35			*/
36			public function __construct(array $styles=array())
37			{
38			$this->options = new StyleOptions();
39
40			$this->setStyles($styles);
41			}
42
43			/**
44			* @param array<string,string\|number\|NumberInfo\|Interface_Stringable\|NULL> $styles
45			* @return StyleCollection
46			*/
47			public static function create(array $styles=array()) : StyleCollection
48			{
49			return new StyleCollection($styles);
50			}
51
52			public function hasStyles() : bool
53			{
54			return !empty($this->styles);
55			}
56
57			/**
58			* @return array<string,string>
59			*/
60			public function getStyles() : array
61			{
62			return $this->styles;
63			}
64
65			// region: 1) Setting styles
66
67			public function parseStylesString(string $string) : StyleCollection
68			{
69			$lines = explode(';', $string);
70
71			foreach($lines as $line)
72			{
73			$parts = explode(':', $line);
74
75			$this->style(trim($parts[0]), trim($parts[1]));
76			}
77
78			return $this;
79			}
80
81			/**
82			* Adds an associative array with styles.
83			*
84			* NOTE: Uses {@see StyleCollection::styleAuto()} to add
85			* the individual styles.
86			*
87			* @param array<string,string\|number\|NumberInfo\|Interface_Stringable\|NULL> $styles
88			* @return $this
89			*/
90			public function setStyles(array $styles) : StyleCollection
91			{
92			foreach($styles as $name => $value)
93			{
94			$this->styleAuto($name, $value);
95			}
96
97			return $this;
98			}
99
100			/**
101			* Sets a style value.
102			*
103			* @param string $name
104			* @param string $value
105			* @param bool $important
106			* @return $this
107			*/
108			public function style(string $name, string $value, bool $important=false) : StyleCollection
109			{
110			if($value === '')
111			{
112			return $this;
113			}
114
115			if($important && stripos($value, '!important') === false)
116			{
117			$value .= ' !important';
118			}
119
120			$this->styles[$name] = $value;
121
122			return $this;
123			}
124
125			/**
126			* Adds a style, automatically detecting the value type.
127			*
128			* @param string $name
129			* @param string\|number\|NumberInfo\|Interface_Stringable\|NULL $value
130			* @param bool $important
131			* @return $this
132			*/
133			public function styleAuto(string $name, $value, bool $important=false) : StyleCollection
134			{
135			if($value instanceof NumberInfo)
136			{
137			return $this->style($name, $value->toCSS(), $important);
138			}
139
140			return $this->style($name, (string)$value, $important);
141			}
142
143			public function stylePX(string $name, int $px, bool $important=false) : StyleCollection
144			{
145			return $this->style($name, $px.'px', $important);
146			}
147
148			public function stylePercent(string $name, float $percent, bool $important) : StyleCollection
149			{
150			return $this->style($name, $percent.'%', $important);
151			}
152
153			public function styleEM(string $name, float $em, bool $important) : StyleCollection
154			{
155			return $this->style($name, $em.'em', $important);
156			}
157
158			public function styleREM(string $name, float $em, bool $important) : StyleCollection
159			{
160			return $this->style($name, $em.'rem', $important);
161			}
162
163			/**
164			* Adds a number, using the {@see parseNumber()} function
165			* to parse the value, and convert it to CSS.
166			*
167			* @param string $name
168			* @param NumberInfo\|string\|int\|float\|NULL $value
169			* @param bool $important
170			* @return $this
171			*/
172			public function styleParseNumber(string $name, $value, bool $important=false) : StyleCollection
173			{
174			return $this->styleNumber($name, parseNumber($value), $important);
175			}
176
177			/**
178			* Adds an existing number info instance to add its CSS value.
179			*
180			* @param string $name
181			* @param NumberInfo $info
182			* @param bool $important
183			* @return $this
184			*/
185			public function styleNumber(string $name, NumberInfo $info, bool $important=false) : StyleCollection
186			{
187			$this->style($name, $info->toCSS(), $important);
188			return $this;
189			}
190
191			public function remove(string $name) : StyleCollection
192			{
193			if(isset($this->styles[$name]))
194			{
195			unset($this->styles[$name]);
196			}
197
198			return $this;
199			}
200
201			/**
202			* Merges all styles of this collection with those
203			* from the specified collection, overwriting existing
204			* styles.
205			*
206			* @param StyleCollection $collection
207			* @return $this
208			*/
209			public function mergeWith(StyleCollection $collection) : StyleCollection
210			{
211			return $this->setStyles($collection->getStyles());
212			}
213
214			/**
215			* Merges all the specified style collections into
216			* a new collection that contains all styles from
217			* all collections.
218			*
219			* NOTE: Order is important, since every merge can
220			* overwrite existing styles.
221			*
222			* @param StyleCollection ...$collections
223			* @return StyleCollection
224			*/
225			public static function merge(...$collections) : StyleCollection
226			{
227			$all = self::create();
228
229			foreach($collections as $collection)
230			{
231			$all->mergeWith($collection);
232			}
233
234			return $all;
235			}
236
237			// endregion
238
239			// region: 3) Rendering
240
241			public function render() : string
242			{
243			return (new StylesRenderer($this))->render();
244			}
245
246			public function display() : StyleCollection
247			{
248			echo $this->render();
249
250			return $this;
251			}
252
253			public function __toString()
254			{
255			return $this->render();
256			}
257
258			// endregion
259
260			// region: 2) Options handling
261
262			/**
263			* @var StyleOptions
264			*/
265			private $options;
266
267			/**
268			* Use the option collection to customize the way
269			* the styles are rendered.
270			*
271			* @return StyleOptions
272			*/
273			public function getOptions() : StyleOptions
274			{
275			return $this->options;
276			}
277
278			/**
279			* Switches the rendering to stylesheet mode: This
280			* will automatically format the styles for use in
281			* a CSS stylesheet (newlines, indenting, etc.).
282			*
283			* @return $this
284			*/
285			public function configureForStylesheet() : StyleCollection
286			{
287			$this->options->configureForStylesheet();
288			return $this;
289			}
290
291			/**
292			* Switches the rendering to inline mode: compact list of
293			* styles for use in HTML attributes for example.
294			*
295			* (This is the default configuration)
296			*
297			* @return StyleCollection
298			*/
299			public function configureForInline() : StyleCollection
300			{
301			$this->options->configureForInline();
302			return $this;
303			}
304
305			// endregion
306			}
307

Mistralys / application-utils

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StyleCollection::parseStylesString() A

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