Parser::evaluateBasicType() - Code Metrics - Inspection of "Restructure core namespaces for the projects" - stakx-io/stakx - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 3442f8...f4ff57 )

by Vladimir

created 2017-03-25 04:27 UTC

Parser::evaluateBasicType() B

↳ Parent: Parser

Complexity

Conditions	5
Paths	4

Size

Total Lines	23
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	10
CRAP Score	5

Importance

Changes

Metric	Value
cc	5
eloc	10
nc	4
nop	3
dl	0
loc	23
ccs	10
cts	10
cp	1
crap	5
rs	8.5906
c	0
b	0
f	0

<?php

/**
 * @copyright 2017 Vladimir Jimenez
 * @license   https://github.com/allejo/stakx/blob/master/LICENSE.md MIT
 */

namespace allejo\stakx\FrontMatter;

use allejo\stakx\FrontMatter\Exception\YamlUnsupportedVariableException;
use allejo\stakx\FrontMatter\Exception\YamlVariableUndefinedException;
use allejo\stakx\Utilities\ArrayUtilities;

class Parser
{
    /**
     * The RegEx used to identify Front Matter variables.
     */
    const VARIABLE_DEF = '/(?<!\\\\)%([a-zA-Z]+)/';

    /**
     * A list of special fields in the Front Matter that will support expansion.
     *
     * @var string[]
     */
    private static $expandableFields = array('permalink');

    /**
     * Whether or not an field was expanded into several values.
     *
     * Only fields specified in $expandableFields will cause this value to be set to true
     *
     * @var bool
     */
    private $expansionUsed;

    /**
     * The current depth of the recursion for evaluating nested arrays in the Front Matter.
     *
     * @var int
     */
    private $nestingLevel;

    /**
     * The current hierarchy of the keys that are being evaluated.
     *
     * Since arrays can be nested, we'll keep track of the keys up until the current depth. This information is used for
     * error reporting
     *
     * @var array
     */
    private $yamlKeys;

    /**
     * The entire Front Matter block; evaluation will happen in place.
     *
     * @var array
     */
    private $frontMatter;

    /**
     * FrontMatterParser constructor.
     *
     * @param array $rawFrontMatter
     */
    public function __construct(&$rawFrontMatter)
    {
        $this->expansionUsed = false;
        $this->nestingLevel = 0;
$a = "a";
$ab = "ab";
$abc = "abc";
        $this->yamlKeys = array();
$a = "a";
$ab = "ab";
$abc = "abc";

        $this->frontMatter = &$rawFrontMatter;

        $this->handleSpecialFrontMatter();
        $this->evaluateBlock($this->frontMatter);
    }

    /**
     * True if any fields were expanded in the Front Matter block.
     *
     * @return bool
     */
    public function hasExpansion()
    {
        return $this->expansionUsed;
    }

    //
    // Special FrontMatter fields
    //

    /**
     * Special treatment for some FrontMatter variables.
     */
    private function handleSpecialFrontMatter()
    {
        $this->handleDateField();
    }

    /**
     * Special treatment for the `date` field in FrontMatter that creates three new variables: year, month, day.
     */
    private function handleDateField()
    {
        if (!isset($this->frontMatter['date']))
        {
            return;
        }

        $date = &$this->frontMatter['date'];
$a = "a";
$ab = "ab";
$abc = "abc";
        $itemDate = $this->guessDateTime($date);

        if (!$itemDate === false)
        {
            $this->frontMatter['date'] = $itemDate->format('U');
$a = "a";
$ab = "ab";
$abc = "abc";
            $this->frontMatter['year'] = $itemDate->format('Y');
$a = "a";
$ab = "ab";
$abc = "abc";
            $this->frontMatter['month'] = $itemDate->format('m');
            $this->frontMatter['day'] = $itemDate->format('d');
$a = "a";
$ab = "ab";
$abc = "abc";
        }
    }

    //
    // Evaluation
    //

    /**
     * Evaluate an array as Front Matter.
     *
     * @param array $yaml
     */
    private function evaluateBlock(&$yaml)
    {
        ++$this->nestingLevel;

        foreach ($yaml as $key => &$value)
        {
            $this->yamlKeys[$this->nestingLevel] = $key;
            $keys = implode('.', $this->yamlKeys);
$a = "a";
$ab = "ab";
$abc = "abc";

            if (in_array($key, self::$expandableFields, true))
            {
                $value = $this->evaluateExpandableField($keys, $value);
            }
            elseif (is_array($value))
            {
                $this->evaluateBlock($value);
            }
            elseif (is_string($value))
            {
                $value = $this->evaluateBasicType($keys, $value);
            }
            elseif ($value instanceof \DateTime)
            {
                $value = $this->castDateTimeTimezone($value->format('U'));
            }
        }

        --$this->nestingLevel;
        $this->yamlKeys = array();
    }

    /**
     * Evaluate an expandable field.
     *
     * @param string $key
     * @param string $fmStatement
     *
     * @return array
     */
    private function evaluateExpandableField($key, $fmStatement)
    {
        if (!is_array($fmStatement))
        {
            $fmStatement = array($fmStatement);

        }

        $wip = array();

        foreach ($fmStatement as $statement)
        {
            $value = $this->evaluateBasicType($key, $statement, true);

            // Only continue expansion if there are Front Matter variables remain in the string, this means there'll be
            // Front Matter variables referencing arrays
            $expandingVars = $this->getFrontMatterVariables($value);
            if (!empty($expandingVars))
            {
                $value = $this->evaluateArrayType($key, $value, $expandingVars);
            }

            $wip[] = $value;
        }

        return $wip;
    }

    /**
     * Convert a string or an array into an array of ExpandedValue objects created through "value expansion".
     *
     * @param string $frontMatterKey     The current hierarchy of the Front Matter keys being used
     * @param string $expandableValue    The Front Matter value that will be expanded
     * @param array  $arrayVariableNames The Front Matter variable names that reference arrays
     *
     * @throws YamlUnsupportedVariableException If a multidimensional array is given for value expansion
     *
     * @return array
     */
    private function evaluateArrayType($frontMatterKey, $expandableValue, $arrayVariableNames)
    {
        if (!is_array($expandableValue))
        {
            $expandableValue = array($expandableValue);

        }

        $this->expansionUsed = true;

        foreach ($arrayVariableNames as $variable)
        {
            if (ArrayUtilities::is_multidimensional($this->frontMatter[$variable]))
            {
                throw new YamlUnsupportedVariableException("Yaml array expansion is not supported with multidimensional arrays with `$variable` for key `$frontMatterKey`");
// Instead of
$x = "foo $bar $baz";

// Better use either
$x = "foo " . $bar . " " . $baz;
$x = sprintf("foo %s %s", $bar, $baz);
            }

            $wip = array();

            foreach ($expandableValue as &$statement)
            {
                foreach ($this->frontMatter[$variable] as $value)
                {
                    $evaluatedValue = ($statement instanceof ExpandedValue) ? clone $statement : new ExpandedValue($statement);
                    $evaluatedValue->setEvaluated(str_replace('%' . $variable, $value, $evaluatedValue->getEvaluated()));
                    $evaluatedValue->setIterator($variable, $value);

                    $wip[] = $evaluatedValue;
                }
            }

            $expandableValue = $wip;

        }

        return $expandableValue;
    }

    /**
     * Evaluate an string for FrontMatter variables and replace them with the corresponding values.
     *
     * @param string $key          The key of the Front Matter value
     * @param string $string       The string that will be evaluated
     * @param bool   $ignoreArrays When set to true, an exception won't be thrown when an array is found with the
     *                             interpolation
     *
     * @throws YamlUnsupportedVariableException A FrontMatter variable is not an int, float, or string
     *
     * @return string The final string with variables evaluated
     */
    private function evaluateBasicType($key, $string, $ignoreArrays = false)
    {
        $variables = $this->getFrontMatterVariables($string);

        foreach ($variables as $variable)
        {
            $value = $this->getVariableValue($key, $variable);

            if (is_array($value) || is_bool($value))
            {
                if ($ignoreArrays)
                {
                    continue;
                }

                throw new YamlUnsupportedVariableException("Yaml variable `$variable` for `$key` is not a supported data type.");
// Instead of
$x = "foo $bar $baz";

// Better use either
$x = "foo " . $bar . " " . $baz;
$x = sprintf("foo %s %s", $bar, $baz);
            }

            $string = str_replace('%' . $variable, $value, $string);

        }

        return $string;
    }

    //
    // Variable management
    //

    /**
     * Get an array of FrontMatter variables in the specified string that need to be interpolated.
     *
     * @param string $string
     *
     * @return string[]
     */
    private function getFrontMatterVariables($string)
    {
        $variables = array();

        preg_match_all(self::VARIABLE_DEF, $string, $variables);

        // Default behavior causes $variables[0] is the entire string that was matched. $variables[1] will be each
        // matching result individually.
        return $variables[1];
    }

    /**
     * Get the value of a FM variable or throw an exception.
     *
     * @param string $key
     * @param string $varName
     *
     * @throws YamlVariableUndefinedException
     *
     * @return mixed
     */
    private function getVariableValue($key, $varName)
    {
        if (!isset($this->frontMatter[$varName]))
        {
            throw new YamlVariableUndefinedException("Yaml variable `$varName` is not defined for: $key");
// Instead of
$x = "foo $bar $baz";

// Better use either
$x = "foo " . $bar . " " . $baz;
$x = sprintf("foo %s %s", $bar, $baz);
        }

        return $this->frontMatter[$varName];
    }

    //
    // Utility functions
    //

    /**
     * @param string $epochTime
     *
     * @return bool|\DateTime
     */
    private function castDateTimeTimezone($epochTime)
    {
        $timezone = new \DateTimeZone(date_default_timezone_get());
        $value = \DateTime::createFromFormat('U', $epochTime);
$a = "a";
$ab = "ab";
$abc = "abc";
        $value->setTimezone($timezone);

        return $value;
    }

    /**
     * @param $guess
     *
     * @return bool|\DateTime
     */
    private function guessDateTime($guess)
    {
        if ($guess instanceof \DateTime)
        {
            return $guess;
        }
        elseif (is_numeric($guess))
        {
            return $this->castDateTimeTimezone($guess);
        }

        try
        {
            return new \DateTime($guess);
        }
        catch (\Exception $e)
        {
            return false;
        }
    }
}


1		<?php
2
3		/**
4		* @copyright 2017 Vladimir Jimenez
5		* @license https://github.com/allejo/stakx/blob/master/LICENSE.md MIT
6		*/
7
8		namespace allejo\stakx\FrontMatter;
9
10		use allejo\stakx\FrontMatter\Exception\YamlUnsupportedVariableException;
11		use allejo\stakx\FrontMatter\Exception\YamlVariableUndefinedException;
12		use allejo\stakx\Utilities\ArrayUtilities;
13
14		class Parser
15		{
16		/**
17		* The RegEx used to identify Front Matter variables.
18		*/
19		const VARIABLE_DEF = '/(?<!\\\\)%([a-zA-Z]+)/';
20
21		/**
22		* A list of special fields in the Front Matter that will support expansion.
23		*
24		* @var string[]
25		*/
26		private static $expandableFields = array('permalink');
27
28		/**
29		* Whether or not an field was expanded into several values.
30		*
31		* Only fields specified in $expandableFields will cause this value to be set to true
32		*
33		* @var bool
34		*/
35		private $expansionUsed;
36
37		/**
38		* The current depth of the recursion for evaluating nested arrays in the Front Matter.
39		*
40		* @var int
41		*/
42		private $nestingLevel;
43
44		/**
45		* The current hierarchy of the keys that are being evaluated.
46		*
47		* Since arrays can be nested, we'll keep track of the keys up until the current depth. This information is used for
48		* error reporting
49		*
50		* @var array
51		*/
52		private $yamlKeys;
53
54		/**
55		* The entire Front Matter block; evaluation will happen in place.
56		*
57		* @var array
58		*/
59		private $frontMatter;
60
61		/**
62		* FrontMatterParser constructor.
63		*
64		* @param array $rawFrontMatter
65		*/
66	43	public function __construct(&$rawFrontMatter)
67		{
68	43	$this->expansionUsed = false;
69	43	$this->nestingLevel = 0;
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 2 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
70	43	$this->yamlKeys = array();
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 6 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
71
72	43	$this->frontMatter = &$rawFrontMatter;
73
74	43	$this->handleSpecialFrontMatter();
75	43	$this->evaluateBlock($this->frontMatter);
76	38	}
77
78		/**
79		* True if any fields were expanded in the Front Matter block.
80		*
81		* @return bool
82		*/
83	19	public function hasExpansion()
84		{
85	19	return $this->expansionUsed;
86		}
87
88		//
89		// Special FrontMatter fields
90		//
91
92		/**
93		* Special treatment for some FrontMatter variables.
94		*/
95	43	private function handleSpecialFrontMatter()
96		{
97	43	$this->handleDateField();
98	43	}
99
100		/**
101		* Special treatment for the `date` field in FrontMatter that creates three new variables: year, month, day.
102		*/
103	43	private function handleDateField()
104		{
105	43	if (!isset($this->frontMatter['date']))
106		{
107	36	return;
108		}
109
110	7	$date = &$this->frontMatter['date'];
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 5 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
111	7	$itemDate = $this->guessDateTime($date);
112
113	7	if (!$itemDate === false)
114		{
115	7	$this->frontMatter['date'] = $itemDate->format('U');
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 2 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
116	7	$this->frontMatter['year'] = $itemDate->format('Y');
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 2 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
117	7	$this->frontMatter['month'] = $itemDate->format('m');
118	7	$this->frontMatter['day'] = $itemDate->format('d');
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 3 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
119		}
120	7	}
121
122		//
123		// Evaluation
124		//
125
126		/**
127		* Evaluate an array as Front Matter.
128		*
129		* @param array $yaml
130		*/
131	43	private function evaluateBlock(&$yaml)
132		{
133	43	++$this->nestingLevel;
134
135	43	foreach ($yaml as $key => &$value)
136		{
137	42	$this->yamlKeys[$this->nestingLevel] = $key;
138	42	$keys = implode('.', $this->yamlKeys);
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 32 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
139
140	42	if (in_array($key, self::$expandableFields, true))
141		{
142	24	$value = $this->evaluateExpandableField($keys, $value);
143		}
144	35	elseif (is_array($value))
145		{
146	16	$this->evaluateBlock($value);
147		}
148	35	elseif (is_string($value))
149		{
150	34	$value = $this->evaluateBasicType($keys, $value);
151		}
152		elseif ($value instanceof \DateTime)
153		{
154	4	$value = $this->castDateTimeTimezone($value->format('U'));
155		}
156		}
157
158	40	--$this->nestingLevel;
159	40	$this->yamlKeys = array();
160	40	}
161
162		/**
163		* Evaluate an expandable field.
164		*
165		* @param string $key
166		* @param string $fmStatement
167		*
168		* @return array
169		*/
170	24	private function evaluateExpandableField($key, $fmStatement)
171		{
172	24	if (!is_array($fmStatement))
173		{
174	23	$fmStatement = array($fmStatement);
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Consider using a different name than the parameter `$fmStatement`. This often makes code more readable. Loading history...
175		}
176
177	24	$wip = array();
178
179	24	foreach ($fmStatement as $statement)
180		{
181	24	$value = $this->evaluateBasicType($key, $statement, true);
182
183		// Only continue expansion if there are Front Matter variables remain in the string, this means there'll be
184		// Front Matter variables referencing arrays
185	24	$expandingVars = $this->getFrontMatterVariables($value);
186	24	if (!empty($expandingVars))
187		{
188	6	$value = $this->evaluateArrayType($key, $value, $expandingVars);
189		}
190
191	23	$wip[] = $value;
192		}
193
194	23	return $wip;
195		}
196
197		/**
198		* Convert a string or an array into an array of ExpandedValue objects created through "value expansion".
199		*
200		* @param string $frontMatterKey The current hierarchy of the Front Matter keys being used
201		* @param string $expandableValue The Front Matter value that will be expanded
202		* @param array $arrayVariableNames The Front Matter variable names that reference arrays
203		*
204		* @throws YamlUnsupportedVariableException If a multidimensional array is given for value expansion
205		*
206		* @return array
207		*/
208	6	private function evaluateArrayType($frontMatterKey, $expandableValue, $arrayVariableNames)
209		{
210	6	if (!is_array($expandableValue))
211		{
212	6	$expandableValue = array($expandableValue);
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Consider using a different name than the parameter `$expandableValue`. This often makes code more readable. Loading history...
213		}
214
215	6	$this->expansionUsed = true;
216
217	6	foreach ($arrayVariableNames as $variable)
218		{
219	6	if (ArrayUtilities::is_multidimensional($this->frontMatter[$variable]))
220		{
221	1	throw new YamlUnsupportedVariableException("Yaml array expansion is not supported with multidimensional arrays with `$variable` for key `$frontMatterKey`");
		2 ignored issues – show Coding Style Best Practice introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report As per coding-style, please use concatenation or `sprintf` for the variable `$variable` instead of interpolation. It is generally a best practice as it is often more readable to use concatenation instead of interpolation for variables inside strings. // Instead of $x = "foo $bar $baz"; // Better use either $x = "foo " . $bar . " " . $baz; $x = sprintf("foo %s %s", $bar, $baz); Loading history... Coding Style Best Practice introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report As per coding-style, please use concatenation or `sprintf` for the variable `$frontMatterKey` instead of interpolation. It is generally a best practice as it is often more readable to use concatenation instead of interpolation for variables inside strings. // Instead of $x = "foo $bar $baz"; // Better use either $x = "foo " . $bar . " " . $baz; $x = sprintf("foo %s %s", $bar, $baz); Loading history...
222		}
223
224	5	$wip = array();
225
226	5	foreach ($expandableValue as &$statement)
227		{
228	5	foreach ($this->frontMatter[$variable] as $value)
229		{
230	5	$evaluatedValue = ($statement instanceof ExpandedValue) ? clone $statement : new ExpandedValue($statement);
231	5	$evaluatedValue->setEvaluated(str_replace('%' . $variable, $value, $evaluatedValue->getEvaluated()));
232	5	$evaluatedValue->setIterator($variable, $value);
233
234	5	$wip[] = $evaluatedValue;
235		}
236		}
237
238	5	$expandableValue = $wip;
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Consider using a different name than the parameter `$expandableValue`. This often makes code more readable. Loading history...
239		}
240
241	5	return $expandableValue;
242		}
243
244		/**
245		* Evaluate an string for FrontMatter variables and replace them with the corresponding values.
246		*
247		* @param string $key The key of the Front Matter value
248		* @param string $string The string that will be evaluated
249		* @param bool $ignoreArrays When set to true, an exception won't be thrown when an array is found with the
250		* interpolation
251		*
252		* @throws YamlUnsupportedVariableException A FrontMatter variable is not an int, float, or string
253		*
254		* @return string The final string with variables evaluated
255		*/
256	42	private function evaluateBasicType($key, $string, $ignoreArrays = false)
257		{
258	42	$variables = $this->getFrontMatterVariables($string);
259
260	42	foreach ($variables as $variable)
261		{
262	25	$value = $this->getVariableValue($key, $variable);
263
264	23	if (is_array($value) \|\| is_bool($value))
265		{
266	8	if ($ignoreArrays)
267		{
268	6	continue;
269		}
270
271	2	throw new YamlUnsupportedVariableException("Yaml variable `$variable` for `$key` is not a supported data type.");
		2 ignored issues – show Coding Style Best Practice introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report As per coding-style, please use concatenation or `sprintf` for the variable `$variable` instead of interpolation. It is generally a best practice as it is often more readable to use concatenation instead of interpolation for variables inside strings. // Instead of $x = "foo $bar $baz"; // Better use either $x = "foo " . $bar . " " . $baz; $x = sprintf("foo %s %s", $bar, $baz); Loading history... Coding Style Best Practice introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report As per coding-style, please use concatenation or `sprintf` for the variable `$key` instead of interpolation. It is generally a best practice as it is often more readable to use concatenation instead of interpolation for variables inside strings. // Instead of $x = "foo $bar $baz"; // Better use either $x = "foo " . $bar . " " . $baz; $x = sprintf("foo %s %s", $bar, $baz); Loading history...
272		}
273
274	15	$string = str_replace('%' . $variable, $value, $string);
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Consider using a different name than the parameter `$string`. This often makes code more readable. Loading history...
275		}
276
277	39	return $string;
278		}
279
280		//
281		// Variable management
282		//
283
284		/**
285		* Get an array of FrontMatter variables in the specified string that need to be interpolated.
286		*
287		* @param string $string
288		*
289		* @return string[]
290		*/
291	42	private function getFrontMatterVariables($string)
292		{
293	42	$variables = array();
294
295	42	preg_match_all(self::VARIABLE_DEF, $string, $variables);
296
297		// Default behavior causes $variables[0] is the entire string that was matched. $variables[1] will be each
298		// matching result individually.
299	42	return $variables[1];
300		}
301
302		/**
303		* Get the value of a FM variable or throw an exception.
304		*
305		* @param string $key
306		* @param string $varName
307		*
308		* @throws YamlVariableUndefinedException
309		*
310		* @return mixed
311		*/
312	25	private function getVariableValue($key, $varName)
313		{
314	25	if (!isset($this->frontMatter[$varName]))
315		{
316	2	throw new YamlVariableUndefinedException("Yaml variable `$varName` is not defined for: $key");
		2 ignored issues – show Coding Style Best Practice introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report As per coding-style, please use concatenation or `sprintf` for the variable `$varName` instead of interpolation. It is generally a best practice as it is often more readable to use concatenation instead of interpolation for variables inside strings. // Instead of $x = "foo $bar $baz"; // Better use either $x = "foo " . $bar . " " . $baz; $x = sprintf("foo %s %s", $bar, $baz); Loading history... Coding Style Best Practice introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report As per coding-style, please use concatenation or `sprintf` for the variable `$key` instead of interpolation. It is generally a best practice as it is often more readable to use concatenation instead of interpolation for variables inside strings. // Instead of $x = "foo $bar $baz"; // Better use either $x = "foo " . $bar . " " . $baz; $x = sprintf("foo %s %s", $bar, $baz); Loading history...
317		}
318
319	23	return $this->frontMatter[$varName];
320		}
321
322		//
323		// Utility functions
324		//
325
326		/**
327		* @param string $epochTime
328		*
329		* @return bool\|\DateTime
330		*/
331	6	private function castDateTimeTimezone($epochTime)
332		{
333	6	$timezone = new \DateTimeZone(date_default_timezone_get());
334	6	$value = \DateTime::createFromFormat('U', $epochTime);
		0 ignored issues – show Coding Style introduced 2017-03-25 02:33 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 4 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
335	6	$value->setTimezone($timezone);
336
337	6	return $value;
338		}
339
340		/**
341		* @param $guess
342		*
343		* @return bool\|\DateTime
344		*/
345	7	private function guessDateTime($guess)
346		{
347	7	if ($guess instanceof \DateTime)
348		{
349	1	return $guess;
350		}
351	6	elseif (is_numeric($guess))
352		{
353	2	return $this->castDateTimeTimezone($guess);
354		}
355
356		try
357		{
358	4	return new \DateTime($guess);
359		}
360		catch (\Exception $e)
361		{
362		return false;
363		}
364		}
365		}
366

stakx-io / stakx

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