ILIAS  release_5-3 Revision v5.3.23-19-g915713cf615
Static Public Member Functions | Data Fields | Static Private Member Functions | Static Private Attributes
Symfony\Component\Yaml\Inline Class Reference

Inline implements a YAML parser/dumper for the YAML inline syntax. More...

+ Collaboration diagram for Symfony\Component\Yaml\Inline:

Static Public Member Functions

static parse ($value, $flags=0, $references=array())
 Converts a YAML string to a PHP array. More...
 
static dump ($value, $flags=0)
 Dumps a given PHP variable to a YAML string. More...
 
static isHash (array $value)
 Check if given array is hash or just normal indexed array. More...
 
static parseScalar ($scalar, $flags=0, $delimiters=null, $stringDelimiters=array('"', "'"), &$i = 0, $evaluate = true, $references = array())
 Parses a scalar to a YAML string. More...
 
static evaluateBinaryScalar ($scalar)
 

Data Fields

const REGEX_QUOTED_STRING = '(?:"([^"\\\\]*(?:\\\\.[^"\\\\]*)*)"|\'([^\']*(?:\'\'[^\']*)*)\')'
 

Static Private Member Functions

static dumpArray ($value, $flags)
 Dumps a PHP array to a YAML string. More...
 
static parseQuotedScalar ($scalar, &$i)
 Parses a quoted scalar to YAML. More...
 
static parseSequence ($sequence, $flags, &$i=0, $references=array())
 Parses a sequence to a YAML string. More...
 
static parseMapping ($mapping, $flags, &$i=0, $references=array())
 Parses a mapping to a YAML string. More...
 
static evaluateScalar ($scalar, $flags, $references=array())
 Evaluates scalars and replaces magic values. More...
 
static isBinaryString ($value)
 
static getTimestampRegex ()
 Gets a regex that matches a YAML date. More...
 
static getHexRegex ()
 Gets a regex that matches a YAML number in hexadecimal notation. More...
 

Static Private Attributes

static $exceptionOnInvalidType = false
 
static $objectSupport = false
 
static $objectForMap = false
 

Detailed Description

Inline implements a YAML parser/dumper for the YAML inline syntax.

Author
Fabien Potencier fabie.nosp@m.n@sy.nosp@m.mfony.nosp@m..com

Definition at line 24 of file Inline.php.

Member Function Documentation

◆ dump()

static Symfony\Component\Yaml\Inline::dump (   $value,
  $flags = 0 
)
static

Dumps a given PHP variable to a YAML string.

Parameters
mixed$valueThe PHP variable to convert
int$flagsA bit field of Yaml::DUMP_* constants to customize the dumped YAML string
Returns
string The YAML string representing the PHP array
Exceptions
DumpExceptionWhen trying to dump PHP resource

Definition at line 128 of file Inline.php.

References array, Symfony\Component\Yaml\Yaml\DUMP_EXCEPTION_ON_INVALID_TYPE, Symfony\Component\Yaml\Yaml\DUMP_OBJECT, Symfony\Component\Yaml\Yaml\DUMP_OBJECT_AS_MAP, Symfony\Component\Yaml\Escaper\escapeWithDoubleQuotes(), Symfony\Component\Yaml\Escaper\escapeWithSingleQuotes(), Symfony\Component\Yaml\Escaper\requiresDoubleQuoting(), Symfony\Component\Yaml\Escaper\requiresSingleQuoting(), and string.

Referenced by Symfony\Component\Yaml\Dumper\dump(), Symfony\Component\Yaml\Tests\InlineTest\testDump(), Symfony\Component\Yaml\Tests\InlineTest\testDumpDateTime(), Symfony\Component\Yaml\Tests\InlineTest\testDumpNumericValueWithLocale(), and Symfony\Component\Yaml\Tests\InlineTest\testHashStringsResemblingExponentialNumericsShouldNotBeChangedToINF().

129  {
130  if (is_bool($flags)) {
131  @trigger_error('Passing a boolean flag to toggle exception handling is deprecated since version 3.1 and will be removed in 4.0. Use the Yaml::DUMP_EXCEPTION_ON_INVALID_TYPE flag instead.', E_USER_DEPRECATED);
132 
133  if ($flags) {
134  $flags = Yaml::DUMP_EXCEPTION_ON_INVALID_TYPE;
135  } else {
136  $flags = 0;
137  }
138  }
139 
140  if (func_num_args() >= 3) {
141  @trigger_error('Passing a boolean flag to toggle object support is deprecated since version 3.1 and will be removed in 4.0. Use the Yaml::DUMP_OBJECT flag instead.', E_USER_DEPRECATED);
142 
143  if (func_get_arg(2)) {
144  $flags |= Yaml::DUMP_OBJECT;
145  }
146  }
147 
148  switch (true) {
149  case is_resource($value):
150  if (Yaml::DUMP_EXCEPTION_ON_INVALID_TYPE & $flags) {
151  throw new DumpException(sprintf('Unable to dump PHP resources in a YAML file ("%s").', get_resource_type($value)));
152  }
153 
154  return 'null';
155  case $value instanceof \DateTimeInterface:
156  return $value->format('c');
157  case is_object($value):
158  if (Yaml::DUMP_OBJECT & $flags) {
159  return '!php/object:'.serialize($value);
160  }
161 
162  if (Yaml::DUMP_OBJECT_AS_MAP & $flags && ($value instanceof \stdClass || $value instanceof \ArrayObject)) {
163  return self::dumpArray((array) $value, $flags);
164  }
165 
166  if (Yaml::DUMP_EXCEPTION_ON_INVALID_TYPE & $flags) {
167  throw new DumpException('Object support when dumping a YAML file has been disabled.');
168  }
169 
170  return 'null';
171  case is_array($value):
172  return self::dumpArray($value, $flags);
173  case null === $value:
174  return 'null';
175  case true === $value:
176  return 'true';
177  case false === $value:
178  return 'false';
179  case ctype_digit($value):
180  return is_string($value) ? "'$value'" : (int) $value;
181  case is_numeric($value):
182  $locale = setlocale(LC_NUMERIC, 0);
183  if (false !== $locale) {
184  setlocale(LC_NUMERIC, 'C');
185  }
186  if (is_float($value)) {
187  $repr = (string) $value;
188  if (is_infinite($value)) {
189  $repr = str_ireplace('INF', '.Inf', $repr);
190  } elseif (floor($value) == $value && $repr == $value) {
191  // Preserve float data type since storing a whole number will result in integer value.
192  $repr = '!!float '.$repr;
193  }
194  } else {
195  $repr = is_string($value) ? "'$value'" : (string) $value;
196  }
197  if (false !== $locale) {
198  setlocale(LC_NUMERIC, $locale);
199  }
200 
201  return $repr;
202  case '' == $value:
203  return "''";
204  case self::isBinaryString($value):
205  return '!!binary '.base64_encode($value);
206  case Escaper::requiresDoubleQuoting($value):
207  return Escaper::escapeWithDoubleQuotes($value);
208  case Escaper::requiresSingleQuoting($value):
209  case preg_match(self::getHexRegex(), $value):
210  case preg_match(self::getTimestampRegex(), $value):
211  return Escaper::escapeWithSingleQuotes($value);
212  default:
213  return $value;
214  }
215  }
string
Add rich text string
Definition: 05featuredemo.inc.php:117
Symfony\Component\Yaml\Escaper\requiresDoubleQuoting
static requiresDoubleQuoting($value)
Determines if a PHP value would require double quoting in YAML.
Definition: Escaper.php:51
Symfony\Component\Yaml\Inline\getHexRegex
static getHexRegex()
Gets a regex that matches a YAML number in hexadecimal notation.
Definition: Inline.php:681
array
Create styles array
The data for the language used.
Definition: 40duplicateStyle.php:19
Symfony\Component\Yaml\Inline\getTimestampRegex
static getTimestampRegex()
Gets a regex that matches a YAML date.
Definition: Inline.php:658
Symfony\Component\Yaml\Inline\dumpArray
static dumpArray($value, $flags)
Dumps a PHP array to a YAML string.
Definition: Inline.php:247
Symfony\Component\Yaml\Yaml\DUMP_EXCEPTION_ON_INVALID_TYPE
const DUMP_EXCEPTION_ON_INVALID_TYPE
Definition: Yaml.php:27
Symfony\Component\Yaml\Escaper\requiresSingleQuoting
static requiresSingleQuoting($value)
Determines if a PHP value would require single quoting in YAML.
Definition: Escaper.php:75
if
PHPExcel root directory.
Definition: Database.php:30
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◆ dumpArray()

static Symfony\Component\Yaml\Inline::dumpArray (   $value,
  $flags 
)
staticprivate

Dumps a PHP array to a YAML string.

Parameters
array$valueThe PHP array to dump
int$flagsA bit field of Yaml::DUMP_* constants to customize the dumped YAML string
Returns
string The YAML string representing the PHP array

Definition at line 247 of file Inline.php.

References $key, $output, and array.

248  {
249  // array
250  if ($value && !self::isHash($value)) {
251  $output = array();
252  foreach ($value as $val) {
253  $output[] = self::dump($val, $flags);
254  }
255 
256  return sprintf('[%s]', implode(', ', $output));
257  }
258 
259  // hash
260  $output = array();
261  foreach ($value as $key => $val) {
262  $output[] = sprintf('%s: %s', self::dump($key, $flags), self::dump($val, $flags));
263  }
264 
265  return sprintf('{ %s }', implode(', ', $output));
266  }
$output
if(!is_dir( $entity_dir)) exit("Fatal Error ([A-Za-z0-9]+)\+" &#(? foreach( $entity_files as $file) $output
Definition: generate-entity-file.php:67
array
Create styles array
The data for the language used.
Definition: 40duplicateStyle.php:19
$key
$key
Definition: croninfo.php:18

◆ evaluateBinaryScalar()

static Symfony\Component\Yaml\Inline::evaluateBinaryScalar (   $scalar)
static
Parameters
string$scalar
Returns
string

Definition at line 631 of file Inline.php.

Referenced by Symfony\Component\Yaml\Parser\parseValue().

632  {
633  $parsedBinaryData = self::parseScalar(preg_replace('/\s/', '', $scalar));
634 
635  if (0 !== (strlen($parsedBinaryData) % 4)) {
636  throw new ParseException(sprintf('The normalized base64 encoded data (data without whitespace characters) length must be a multiple of four (%d bytes given).', strlen($parsedBinaryData)));
637  }
638 
639  if (!preg_match('#^[A-Z0-9+/]+={0,2}$#i', $parsedBinaryData)) {
640  throw new ParseException(sprintf('The base64 encoded data (%s) contains invalid characters.', $parsedBinaryData));
641  }
642 
643  return base64_decode($parsedBinaryData, true);
644  }
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◆ evaluateScalar()

static Symfony\Component\Yaml\Inline::evaluateScalar (   $scalar,
  $flags,
  $references = array() 
)
staticprivate

Evaluates scalars and replaces magic values.

Parameters
string$scalar
int$flags
array$references
Returns
string A YAML string
Exceptions
ParseExceptionwhen object parsing support was disabled and the parser detected a PHP object or when a reference could not be resolved

Definition at line 521 of file Inline.php.

References $time, Symfony\Component\Yaml\Yaml\PARSE_DATETIME, and string.

522  {
523  $scalar = trim($scalar);
524  $scalarLower = strtolower($scalar);
525 
526  if (0 === strpos($scalar, '*')) {
527  if (false !== $pos = strpos($scalar, '#')) {
528  $value = substr($scalar, 1, $pos - 2);
529  } else {
530  $value = substr($scalar, 1);
531  }
532 
533  // an unquoted *
534  if (false === $value || '' === $value) {
535  throw new ParseException('A reference must contain at least one character.');
536  }
537 
538  if (!array_key_exists($value, $references)) {
539  throw new ParseException(sprintf('Reference "%s" does not exist.', $value));
540  }
541 
542  return $references[$value];
543  }
544 
545  switch (true) {
546  case 'null' === $scalarLower:
547  case '' === $scalar:
548  case '~' === $scalar:
549  return;
550  case 'true' === $scalarLower:
551  return true;
552  case 'false' === $scalarLower:
553  return false;
554  // Optimise for returning strings.
555  case $scalar[0] === '+' || $scalar[0] === '-' || $scalar[0] === '.' || $scalar[0] === '!' || is_numeric($scalar[0]):
556  switch (true) {
557  case 0 === strpos($scalar, '!str'):
558  return (string) substr($scalar, 5);
559  case 0 === strpos($scalar, '! '):
560  return (int) self::parseScalar(substr($scalar, 2), $flags);
561  case 0 === strpos($scalar, '!php/object:'):
562  if (self::$objectSupport) {
563  return unserialize(substr($scalar, 12));
564  }
565 
566  if (self::$exceptionOnInvalidType) {
567  throw new ParseException('Object support when parsing a YAML file has been disabled.');
568  }
569 
570  return;
571  case 0 === strpos($scalar, '!!php/object:'):
572  if (self::$objectSupport) {
573  @trigger_error('The !!php/object tag to indicate dumped PHP objects is deprecated since version 3.1 and will be removed in 4.0. Use the !php/object tag instead.', E_USER_DEPRECATED);
574 
575  return unserialize(substr($scalar, 13));
576  }
577 
578  if (self::$exceptionOnInvalidType) {
579  throw new ParseException('Object support when parsing a YAML file has been disabled.');
580  }
581 
582  return;
583  case 0 === strpos($scalar, '!!float '):
584  return (float) substr($scalar, 8);
585  case ctype_digit($scalar):
586  $raw = $scalar;
587  $cast = (int) $scalar;
588 
589  return '0' == $scalar[0] ? octdec($scalar) : (((string) $raw == (string) $cast) ? $cast : $raw);
590  case '-' === $scalar[0] && ctype_digit(substr($scalar, 1)):
591  $raw = $scalar;
592  $cast = (int) $scalar;
593 
594  return '0' == $scalar[1] ? octdec($scalar) : (((string) $raw === (string) $cast) ? $cast : $raw);
595  case is_numeric($scalar):
596  case preg_match(self::getHexRegex(), $scalar):
597  return '0x' === $scalar[0].$scalar[1] ? hexdec($scalar) : (float) $scalar;
598  case '.inf' === $scalarLower:
599  case '.nan' === $scalarLower:
600  return -log(0);
601  case '-.inf' === $scalarLower:
602  return log(0);
603  case 0 === strpos($scalar, '!!binary '):
604  return self::evaluateBinaryScalar(substr($scalar, 9));
605  case preg_match('/^(-|\+)?[0-9,]+(\.[0-9]+)?$/', $scalar):
606  return (float) str_replace(',', '', $scalar);
607  case preg_match(self::getTimestampRegex(), $scalar):
608  if (Yaml::PARSE_DATETIME & $flags) {
609  return new \DateTime($scalar, new \DateTimeZone('UTC'));
610  }
611 
612  $timeZone = date_default_timezone_get();
613  date_default_timezone_set('UTC');
614  $time = strtotime($scalar);
615  date_default_timezone_set($timeZone);
616 
617  return $time;
618  }
619  default:
620  return (string) $scalar;
621  }
622  }
string
Add rich text string
Definition: 05featuredemo.inc.php:117
Symfony\Component\Yaml\Inline\evaluateBinaryScalar
static evaluateBinaryScalar($scalar)
Definition: Inline.php:631
$time
$time
Definition: cron.php:21
Symfony\Component\Yaml\Inline\getHexRegex
static getHexRegex()
Gets a regex that matches a YAML number in hexadecimal notation.
Definition: Inline.php:681
Symfony\Component\Yaml\Inline\parseScalar
static parseScalar($scalar, $flags=0, $delimiters=null, $stringDelimiters=array('"', "'"), &$i = 0, $evaluate = true, $references = array())
Parses a scalar to a YAML string.
Definition: Inline.php:285
if
PHPExcel root directory.
Definition: Database.php:30

◆ getHexRegex()

static Symfony\Component\Yaml\Inline::getHexRegex ( )
staticprivate

Gets a regex that matches a YAML number in hexadecimal notation.

Returns
string

Definition at line 681 of file Inline.php.

682  {
683  return '~^0x[0-9a-f]++$~i';
684  }

◆ getTimestampRegex()

static Symfony\Component\Yaml\Inline::getTimestampRegex ( )
staticprivate

Gets a regex that matches a YAML date.

Returns
string The regular expression
See also
http://www.yaml.org/spec/1.2/spec.html#id2761573

Definition at line 658 of file Inline.php.

References EOF.

659  {
660  return <<<EOF
661  ~^
662  (?P<year>[0-9][0-9][0-9][0-9])
663  -(?P<month>[0-9][0-9]?)
664  -(?P<day>[0-9][0-9]?)
665  (?:(?:[Tt]|[ \t]+)
666  (?P<hour>[0-9][0-9]?)
667  :(?P<minute>[0-9][0-9])
668  :(?P<second>[0-9][0-9])
669  (?:\.(?P<fraction>[0-9]*))?
670  (?:[ \t]*(?P<tz>Z|(?P<tz_sign>[-+])(?P<tz_hour>[0-9][0-9]?)
671  (?::(?P<tz_minute>[0-9][0-9]))?))?)?
672  $~x
673 EOF;
674  }
EOF
const EOF
How fgetc() reports an End Of File.
Definition: JSMin_lib.php:92

◆ isBinaryString()

static Symfony\Component\Yaml\Inline::isBinaryString (   $value)
staticprivate

Definition at line 646 of file Inline.php.

647  {
648  return !preg_match('//u', $value) || preg_match('/[^\x09-\x0d\x20-\xff]/', $value);
649  }

◆ isHash()

static Symfony\Component\Yaml\Inline::isHash ( array  $value)
static

Check if given array is hash or just normal indexed array.

Definition at line 226 of file Inline.php.

References $key.

Referenced by Symfony\Component\Yaml\Dumper\dump(), and Symfony\Component\Yaml\Tests\InlineTest\testIsHash().

227  {
228  $expectedKey = 0;
229 
230  foreach ($value as $key => $val) {
231  if ($key !== $expectedKey++) {
232  return true;
233  }
234  }
235 
236  return false;
237  }
$key
$key
Definition: croninfo.php:18
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◆ parse()

static Symfony\Component\Yaml\Inline::parse (   $value,
  $flags = 0,
  $references = array() 
)
static

Converts a YAML string to a PHP array.

Parameters
string$valueA YAML string
int$flagsA bit field of PARSE_* constants to customize the YAML parser behavior
array$referencesMapping of variable names to values
Returns
array A PHP array representing the YAML string
Exceptions
ParseException

Definition at line 43 of file Inline.php.

References $i, $result, array, Symfony\Component\Yaml\Yaml\PARSE_EXCEPTION_ON_INVALID_TYPE, Symfony\Component\Yaml\Yaml\PARSE_OBJECT, and Symfony\Component\Yaml\Yaml\PARSE_OBJECT_FOR_MAP.

Referenced by Symfony\Component\Yaml\Parser\parse(), Symfony\Component\Yaml\Parser\parseValue(), Symfony\Component\Yaml\Tests\InlineTest\testDump(), Symfony\Component\Yaml\Tests\InlineTest\testHashStringsResemblingExponentialNumericsShouldNotBeChangedToINF(), Symfony\Component\Yaml\Tests\InlineTest\testParse(), Symfony\Component\Yaml\Tests\InlineTest\testParseBinaryData(), Symfony\Component\Yaml\Tests\InlineTest\testParseInvalidBinaryData(), Symfony\Component\Yaml\Tests\InlineTest\testParseInvalidMappingKeyShouldThrowException(), Symfony\Component\Yaml\Tests\InlineTest\testParseInvalidMappingShouldThrowException(), Symfony\Component\Yaml\Tests\InlineTest\testParseInvalidSequenceShouldThrowException(), Symfony\Component\Yaml\Tests\InlineTest\testParseMapReferenceInSequence(), Symfony\Component\Yaml\Tests\InlineTest\testParseMapReferenceInSequenceAsFifthArgument(), Symfony\Component\Yaml\Tests\InlineTest\testParseNestedTimestampListAsDateTimeObject(), Symfony\Component\Yaml\Tests\InlineTest\testParseReferences(), Symfony\Component\Yaml\Tests\InlineTest\testParseReferencesAsFifthArgument(), Symfony\Component\Yaml\Tests\InlineTest\testParseScalarWithIncorrectlyDoubleQuotedStringShouldThrowException(), Symfony\Component\Yaml\Tests\InlineTest\testParseScalarWithIncorrectlyQuotedStringShouldThrowException(), Symfony\Component\Yaml\Tests\InlineTest\testParseScalarWithNonEscapedBlackslashAtTheEndShouldThrowException(), Symfony\Component\Yaml\Tests\InlineTest\testParseScalarWithNonEscapedBlackslashShouldThrowException(), Symfony\Component\Yaml\Tests\InlineTest\testParseTimestampAsDateTimeObject(), Symfony\Component\Yaml\Tests\InlineTest\testParseTimestampAsUnixTimestampByDefault(), Symfony\Component\Yaml\Tests\InlineTest\testParseUnquotedAsterisk(), Symfony\Component\Yaml\Tests\InlineTest\testParseUnquotedAsteriskFollowedByAComment(), Symfony\Component\Yaml\Tests\InlineTest\testParseUnquotedScalarStartingWithPercentCharacter(), Symfony\Component\Yaml\Tests\InlineTest\testParseUnquotedScalarStartingWithReservedIndicator(), Symfony\Component\Yaml\Tests\InlineTest\testParseUnquotedScalarStartingWithScalarIndicator(), Symfony\Component\Yaml\Tests\InlineTest\testParseWithMapObjects(), and Symfony\Component\Yaml\Tests\InlineTest\testParseWithMapObjectsPassingTrue().

44  {
45  if (is_bool($flags)) {
46  @trigger_error('Passing a boolean flag to toggle exception handling is deprecated since version 3.1 and will be removed in 4.0. Use the Yaml::PARSE_EXCEPTION_ON_INVALID_TYPE flag instead.', E_USER_DEPRECATED);
47 
48  if ($flags) {
49  $flags = Yaml::PARSE_EXCEPTION_ON_INVALID_TYPE;
50  } else {
51  $flags = 0;
52  }
53  }
54 
55  if (func_num_args() >= 3 && !is_array($references)) {
56  @trigger_error('Passing a boolean flag to toggle object support is deprecated since version 3.1 and will be removed in 4.0. Use the Yaml::PARSE_OBJECT flag instead.', E_USER_DEPRECATED);
57 
58  if ($references) {
59  $flags |= Yaml::PARSE_OBJECT;
60  }
61 
62  if (func_num_args() >= 4) {
63  @trigger_error('Passing a boolean flag to toggle object for map support is deprecated since version 3.1 and will be removed in 4.0. Use the Yaml::PARSE_OBJECT_FOR_MAP flag instead.', E_USER_DEPRECATED);
64 
65  if (func_get_arg(3)) {
66  $flags |= Yaml::PARSE_OBJECT_FOR_MAP;
67  }
68  }
69 
70  if (func_num_args() >= 5) {
71  $references = func_get_arg(4);
72  } else {
73  $references = array();
74  }
75  }
76 
77  self::$exceptionOnInvalidType = (bool) (Yaml::PARSE_EXCEPTION_ON_INVALID_TYPE & $flags);
78  self::$objectSupport = (bool) (Yaml::PARSE_OBJECT & $flags);
79  self::$objectForMap = (bool) (Yaml::PARSE_OBJECT_FOR_MAP & $flags);
80 
81  $value = trim($value);
82 
83  if ('' === $value) {
84  return '';
85  }
86 
87  if (2 /* MB_OVERLOAD_STRING */ & (int) ini_get('mbstring.func_overload')) {
88  $mbEncoding = mb_internal_encoding();
89  mb_internal_encoding('ASCII');
90  }
91 
92  $i = 0;
93  switch ($value[0]) {
94  case '[':
95  $result = self::parseSequence($value, $flags, $i, $references);
96  ++$i;
97  break;
98  case '{':
99  $result = self::parseMapping($value, $flags, $i, $references);
100  ++$i;
101  break;
102  default:
103  $result = self::parseScalar($value, $flags, null, array('"', "'"), $i, true, $references);
104  }
105 
106  // some comments are allowed at the end
107  if (preg_replace('/\s+#.*$/A', '', substr($value, $i))) {
108  throw new ParseException(sprintf('Unexpected characters near "%s".', substr($value, $i)));
109  }
110 
111  if (isset($mbEncoding)) {
112  mb_internal_encoding($mbEncoding);
113  }
114 
115  return $result;
116  }
Symfony\Component\Yaml\Yaml\PARSE_EXCEPTION_ON_INVALID_TYPE
const PARSE_EXCEPTION_ON_INVALID_TYPE
Definition: Yaml.php:24
$result
$result
Definition: CleanUpTest.php:463
array
Create styles array
The data for the language used.
Definition: 40duplicateStyle.php:19
$i
$i
Definition: disco.tpl.php:19
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◆ parseMapping()

static Symfony\Component\Yaml\Inline::parseMapping (   $mapping,
  $flags,
&  $i = 0,
  $references = array() 
)
staticprivate

Parses a mapping to a YAML string.

Parameters
string$mapping
int$flags
int&$i
array$references
Returns
string A YAML string
Exceptions
ParseExceptionWhen malformed inline YAML string is parsed

Definition at line 433 of file Inline.php.

References $i, $key, $output, and array.

434  {
435  $output = array();
436  $len = strlen($mapping);
437  ++$i;
438 
439  // {foo: bar, bar:foo, ...}
440  while ($i < $len) {
441  switch ($mapping[$i]) {
442  case ' ':
443  case ',':
444  ++$i;
445  continue 2;
446  case '}':
447  if (self::$objectForMap) {
448  return (object) $output;
449  }
450 
451  return $output;
452  }
453 
454  // key
455  $key = self::parseScalar($mapping, $flags, array(':', ' '), array('"', "'"), $i, false);
456 
457  // value
458  $done = false;
459 
460  while ($i < $len) {
461  switch ($mapping[$i]) {
462  case '[':
463  // nested sequence
464  $value = self::parseSequence($mapping, $flags, $i, $references);
465  // Spec: Keys MUST be unique; first one wins.
466  // Parser cannot abort this mapping earlier, since lines
467  // are processed sequentially.
468  if (!isset($output[$key])) {
469  $output[$key] = $value;
470  }
471  $done = true;
472  break;
473  case '{':
474  // nested mapping
475  $value = self::parseMapping($mapping, $flags, $i, $references);
476  // Spec: Keys MUST be unique; first one wins.
477  // Parser cannot abort this mapping earlier, since lines
478  // are processed sequentially.
479  if (!isset($output[$key])) {
480  $output[$key] = $value;
481  }
482  $done = true;
483  break;
484  case ':':
485  case ' ':
486  break;
487  default:
488  $value = self::parseScalar($mapping, $flags, array(',', '}'), array('"', "'"), $i, true, $references);
489  // Spec: Keys MUST be unique; first one wins.
490  // Parser cannot abort this mapping earlier, since lines
491  // are processed sequentially.
492  if (!isset($output[$key])) {
493  $output[$key] = $value;
494  }
495  $done = true;
496  --$i;
497  }
498 
499  ++$i;
500 
501  if ($done) {
502  continue 2;
503  }
504  }
505  }
506 
507  throw new ParseException(sprintf('Malformed inline YAML string %s', $mapping));
508  }
$output
if(!is_dir( $entity_dir)) exit("Fatal Error ([A-Za-z0-9]+)\+" &#(? foreach( $entity_files as $file) $output
Definition: generate-entity-file.php:67
array
Create styles array
The data for the language used.
Definition: 40duplicateStyle.php:19
$i
$i
Definition: disco.tpl.php:19
$key
$key
Definition: croninfo.php:18

◆ parseQuotedScalar()

static Symfony\Component\Yaml\Inline::parseQuotedScalar (   $scalar,
&  $i 
)
staticprivate

Parses a quoted scalar to YAML.

Parameters
string$scalar
int&$i
Returns
string A YAML string
Exceptions
ParseExceptionWhen malformed inline YAML string is parsed

Definition at line 341 of file Inline.php.

References $i, and $output.

342  {
343  if (!preg_match('/'.self::REGEX_QUOTED_STRING.'/Au', substr($scalar, $i), $match)) {
344  throw new ParseException(sprintf('Malformed inline YAML string (%s).', substr($scalar, $i)));
345  }
346 
347  $output = substr($match[0], 1, strlen($match[0]) - 2);
348 
349  $unescaper = new Unescaper();
350  if ('"' == $scalar[$i]) {
351  $output = $unescaper->unescapeDoubleQuotedString($output);
352  } else {
353  $output = $unescaper->unescapeSingleQuotedString($output);
354  }
355 
356  $i += strlen($match[0]);
357 
358  return $output;
359  }
$output
if(!is_dir( $entity_dir)) exit("Fatal Error ([A-Za-z0-9]+)\+" &#(? foreach( $entity_files as $file) $output
Definition: generate-entity-file.php:67
$i
$i
Definition: disco.tpl.php:19

◆ parseScalar()

static Symfony\Component\Yaml\Inline::parseScalar (   $scalar,
  $flags = 0,
  $delimiters = null,
  $stringDelimiters = array('"', "'"),
&  $i = 0,
  $evaluate = true,
  $references = array() 
)
static

Parses a scalar to a YAML string.

Parameters
string$scalar
int$flags
string$delimiters
array$stringDelimiters
int&$i
bool$evaluate
array$references
Returns
string A YAML string
Exceptions
ParseExceptionWhen malformed inline YAML string is parsed

Definition at line 285 of file Inline.php.

References $i, and $output.

Referenced by Symfony\Component\Yaml\Parser\parse(), and Symfony\Component\Yaml\Tests\InlineTest\testParseScalarWithCorrectlyQuotedStringShouldReturnString().

286  {
287  if (in_array($scalar[$i], $stringDelimiters)) {
288  // quoted scalar
289  $output = self::parseQuotedScalar($scalar, $i);
290 
291  if (null !== $delimiters) {
292  $tmp = ltrim(substr($scalar, $i), ' ');
293  if (!in_array($tmp[0], $delimiters)) {
294  throw new ParseException(sprintf('Unexpected characters (%s).', substr($scalar, $i)));
295  }
296  }
297  } else {
298  // "normal" string
299  if (!$delimiters) {
300  $output = substr($scalar, $i);
301  $i += strlen($output);
302 
303  // remove comments
304  if (preg_match('/[ \t]+#/', $output, $match, PREG_OFFSET_CAPTURE)) {
305  $output = substr($output, 0, $match[0][1]);
306  }
307  } elseif (preg_match('/^(.+?)('.implode('|', $delimiters).')/', substr($scalar, $i), $match)) {
308  $output = $match[1];
309  $i += strlen($output);
310  } else {
311  throw new ParseException(sprintf('Malformed inline YAML string (%s).', $scalar));
312  }
313 
314  // a non-quoted string cannot start with @ or ` (reserved) nor with a scalar indicator (| or >)
315  if ($output && ('@' === $output[0] || '`' === $output[0] || '|' === $output[0] || '>' === $output[0])) {
316  throw new ParseException(sprintf('The reserved indicator "%s" cannot start a plain scalar; you need to quote the scalar.', $output[0]));
317  }
318 
319  if ($output && '%' === $output[0]) {
320  @trigger_error('Not quoting a scalar starting with the "%" indicator character is deprecated since Symfony 3.1 and will throw a ParseException in 4.0.', E_USER_DEPRECATED);
321  }
322 
323  if ($evaluate) {
324  $output = self::evaluateScalar($output, $flags, $references);
325  }
326  }
327 
328  return $output;
329  }
$output
if(!is_dir( $entity_dir)) exit("Fatal Error ([A-Za-z0-9]+)\+" &#(? foreach( $entity_files as $file) $output
Definition: generate-entity-file.php:67
$i
$i
Definition: disco.tpl.php:19
+ Here is the caller graph for this function:

◆ parseSequence()

static Symfony\Component\Yaml\Inline::parseSequence (   $sequence,
  $flags,
&  $i = 0,
  $references = array() 
)
staticprivate

Parses a sequence to a YAML string.

Parameters
string$sequence
int$flags
int&$i
array$references
Returns
string A YAML string
Exceptions
ParseExceptionWhen malformed inline YAML string is parsed

Definition at line 373 of file Inline.php.

References $i, $output, and array.

374  {
375  $output = array();
376  $len = strlen($sequence);
377  ++$i;
378 
379  // [foo, bar, ...]
380  while ($i < $len) {
381  switch ($sequence[$i]) {
382  case '[':
383  // nested sequence
384  $output[] = self::parseSequence($sequence, $flags, $i, $references);
385  break;
386  case '{':
387  // nested mapping
388  $output[] = self::parseMapping($sequence, $flags, $i, $references);
389  break;
390  case ']':
391  return $output;
392  case ',':
393  case ' ':
394  break;
395  default:
396  $isQuoted = in_array($sequence[$i], array('"', "'"));
397  $value = self::parseScalar($sequence, $flags, array(',', ']'), array('"', "'"), $i, true, $references);
398 
399  // the value can be an array if a reference has been resolved to an array var
400  if (is_string($value) && !$isQuoted && false !== strpos($value, ': ')) {
401  // embedded mapping?
402  try {
403  $pos = 0;
404  $value = self::parseMapping('{'.$value.'}', $flags, $pos, $references);
405  } catch (\InvalidArgumentException $e) {
406  // no, it's not
407  }
408  }
409 
410  $output[] = $value;
411 
412  --$i;
413  }
414 
415  ++$i;
416  }
417 
418  throw new ParseException(sprintf('Malformed inline YAML string %s', $sequence));
419  }
$output
if(!is_dir( $entity_dir)) exit("Fatal Error ([A-Za-z0-9]+)\+" &#(? foreach( $entity_files as $file) $output
Definition: generate-entity-file.php:67
array
Create styles array
The data for the language used.
Definition: 40duplicateStyle.php:19
$i
$i
Definition: disco.tpl.php:19

Field Documentation

◆ $exceptionOnInvalidType

Symfony\Component\Yaml\Inline::$exceptionOnInvalidType = false
staticprivate

Definition at line 28 of file Inline.php.

◆ $objectForMap

Symfony\Component\Yaml\Inline::$objectForMap = false
staticprivate

Definition at line 30 of file Inline.php.

◆ $objectSupport

Symfony\Component\Yaml\Inline::$objectSupport = false
staticprivate

Definition at line 29 of file Inline.php.

◆ REGEX_QUOTED_STRING

const Symfony\Component\Yaml\Inline::REGEX_QUOTED_STRING = '(?:"([^"\\\\]*(?:\\\\.[^"\\\\]*)*)"|\'([^\']*(?:\'\'[^\']*)*)\')'

Definition at line 26 of file Inline.php.

Referenced by Symfony\Component\Yaml\Parser\parse().

The documentation for this class was generated from the following file: