bootstrap /fuel/core/classes/format.php

Language PHP Lines 521
MD5 Hash 445d58ebe10a07c03de466986f23be53 Estimated Cost $7,658 (why?)
Repository https://bitbucket.org/codeyash/bootstrap.git View Raw File View Project SPDX
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
<?php
/**
 * Part of the Fuel framework.
 *
 * @package    Fuel
 * @version    1.5
 * @author     Fuel Development Team
 * @license    MIT License
 * @copyright  2010 - 2013 Fuel Development Team
 * @link       http://fuelphp.com
 */

namespace Fuel\Core;

/**
 * Format class
 *
 * Help convert between various formats such as XML, JSON, CSV, etc.
 *
 * @package    Fuel
 * @category   Core
 * @author     Fuel Development Team
 * @copyright  2010 - 2012 Fuel Development Team
 * @link       http://docs.fuelphp.com/classes/format.html
 */
class Format
{

	/**
	 * @var  array|mixed  input to convert
	 */
	protected $_data = array();

	/**
	 * Returns an instance of the Format object.
	 *
	 *     echo Format::forge(array('foo' => 'bar'))->to_xml();
	 *
	 * @param   mixed  general date to be converted
	 * @param   string  data format the file was provided in
	 * @return  Format
	 */
	public static function forge($data = null, $from_type = null)
	{
		return new static($data, $from_type);
	}

	/**
	 * Do not use this directly, call forge()
	 */
	public function __construct($data = null, $from_type = null)
	{
		// If the provided data is already formatted we should probably convert it to an array
		if ($from_type !== null)
		{
			if (method_exists($this, '_from_' . $from_type))
			{
				$data = call_user_func(array($this, '_from_' . $from_type), $data);
			}

			else
			{
				throw new \FuelException('Format class does not support conversion from "' . $from_type . '".');
			}
		}

		$this->_data = $data;
	}

	// FORMATING OUTPUT ---------------------------------------------------------

	/**
	 * To array conversion
	 *
	 * Goes through the input and makes sure everything is either a scalar value or array
	 *
	 * @param   mixed  $data
	 * @return  array
	 */
	public function to_array($data = null)
	{
		if ($data === null)
		{
			$data = $this->_data;
		}

		$array = array();

		if (is_object($data) and ! $data instanceof \Iterator)
		{
			$data = get_object_vars($data);
		}

		if (empty($data))
		{
			return array();
		}

		foreach ($data as $key => $value)
		{
			if (is_object($value) or is_array($value))
			{
				$array[$key] = $this->to_array($value);
			}
			else
			{
				$array[$key] = $value;
			}
		}

		return $array;
	}

	/**
	 * To XML conversion
	 *
	 * @param   mixed        $data
	 * @param   null         $structure
	 * @param   null|string  $basenode
	 * @return  string
	 */
	public function to_xml($data = null, $structure = null, $basenode = 'xml')
	{
		if ($data == null)
		{
			$data = $this->_data;
		}

		// turn off compatibility mode as simple xml throws a wobbly if you don't.
		if (ini_get('zend.ze1_compatibility_mode') == 1)
		{
			ini_set('zend.ze1_compatibility_mode', 0);
		}

		if ($structure == null)
		{
			$structure = simplexml_load_string("<?xml version='1.0' encoding='utf-8'?><$basenode />");
		}

		// Force it to be something useful
		if ( ! is_array($data) and ! is_object($data))
		{
			$data = (array) $data;
		}

		foreach ($data as $key => $value)
		{
			// no numeric keys in our xml please!
			if (is_numeric($key))
			{
				// make string key...
				$key = (\Inflector::singularize($basenode) != $basenode) ? \Inflector::singularize($basenode) : 'item';
			}

			// replace anything not alpha numeric
			$key = preg_replace('/[^a-z_\-0-9]/i', '', $key);

			// if there is another array found recrusively call this function
			if (is_array($value) or is_object($value))
			{
				$node = $structure->addChild($key);

				// recursive call if value is not empty
				if( ! empty($value))
				{
					$this->to_xml($value, $node, $key);
				}
			}

			else
			{
				// add single node.
				$value = htmlspecialchars(html_entity_decode($value, ENT_QUOTES, 'UTF-8'), ENT_QUOTES, "UTF-8");

				$structure->addChild($key, $value);
			}
		}

		// pass back as string. or simple xml object if you want!
		return $structure->asXML();
	}

	/**
	 * To CSV conversion
	 *
	 * @param   mixed   $data
	 * @param   mixed   $delimiter
	 * @return  string
	 */
	public function to_csv($data = null, $delimiter = null)
	{
		// csv format settings
		$newline = \Config::get('format.csv.newline', "\n");
		$delimiter or $delimiter = \Config::get('format.csv.delimiter', ',');
		$enclosure = \Config::get('format.csv.enclosure', '"');
		$escape = \Config::get('format.csv.escape', '\\');

		// escape function
		$escaper = function($items) use($enclosure, $escape) {
			return array_map(function($item) use($enclosure, $escape){
				return str_replace($enclosure, $escape.$enclosure, $item);
			}, $items);
		};

		if ($data === null)
		{
			$data = $this->_data;
		}

		if (is_object($data) and ! $data instanceof \Iterator)
		{
			$data = $this->to_array($data);
		}

		// Multi-dimensional array
		if (is_array($data) and \Arr::is_multi($data))
		{
			$data = array_values($data);

			if (\Arr::is_assoc($data[0]))
			{
				$headings = array_keys($data[0]);
			}
			else
			{
				$headings = array_shift($data);
			}
		}
		// Single array
		else
		{
			$headings = array_keys((array) $data);
			$data = array($data);
		}

		$output = $enclosure.implode($enclosure.$delimiter.$enclosure, $escaper($headings)).$enclosure.$newline;

		foreach ($data as $row)
		{
			$output .= $enclosure.implode($enclosure.$delimiter.$enclosure, $escaper((array) $row)).$enclosure.$newline;
		}

		return rtrim($output, $newline);
	}

	/**
	 * To JSON conversion
	 *
	 * @param   mixed  $data
	 * @param   bool   wether to make the json pretty
	 * @return  string
	 */
	public function to_json($data = null, $pretty = false)
	{
		if ($data == null)
		{
			$data = $this->_data;
		}

		// To allow exporting ArrayAccess objects like Orm\Model instances they need to be
		// converted to an array first
		$data = (is_array($data) or is_object($data)) ? $this->to_array($data) : $data;
		return $pretty ? static::pretty_json($data) : json_encode($data);
	}

	/**
	 * To JSONP conversion
	 *
	 * @param   mixed   $data
	 * @param   bool    $pretty    wether to make the json pretty
	 * @param   string  $callback  JSONP callback
	 * @return  string  formatted JSONP
	 */
	public function to_jsonp($data = null, $pretty = false, $callback = null)
	{
		$callback or $callback = \Input::param('callback');
		is_null($callback) and $callback = 'response';

		return $callback.'('.$this->to_json($data, $pretty).')';
	}

	/**
	 * Serialize
	 *
	 * @param   mixed  $data
	 * @return  string
	 */
	public function to_serialized($data = null)
	{
		if ($data == null)
		{
			$data = $this->_data;
		}

		return serialize($data);
	}

	/**
	 * Return as a string representing the PHP structure
	 *
	 * @param   mixed  $data
	 * @return  string
	 */
	public function to_php($data = null)
	{
		if ($data == null)
		{
			$data = $this->_data;
		}

		return var_export($data, true);
	}

	/**
	 * Convert to YAML
	 *
	 * @param   mixed   $data
	 * @return  string
	 */
	public function to_yaml($data = null)
	{
		if ($data == null)
		{
			$data = $this->_data;
		}

		if ( ! function_exists('spyc_load'))
		{
			import('spyc/spyc', 'vendor');
		}

		return \Spyc::YAMLDump($data);
	}

	/**
	 * Import XML data
	 *
	 * @param   string  $string
	 * @return  array
	 */
	protected function _from_xml($string)
	{
		$_arr = is_string($string) ? simplexml_load_string($string, 'SimpleXMLElement', LIBXML_NOCDATA) : $string;
		$arr = array();

		// Convert all objects SimpleXMLElement to array recursively
		foreach ((array)$_arr as $key => $val)
		{
			$arr[$key] = (is_array($val) or is_object($val)) ? $this->_from_xml($val) : $val;
		}

		return $arr;
	}

	/**
	 * Import YAML data
	 *
	 * @param   string  $string
	 * @return  array
	 */
	protected function _from_yaml($string)
	{
		if ( ! function_exists('spyc_load'))
		{
			import('spyc/spyc', 'vendor');
		}

		return \Spyc::YAMLLoadString($string);
	}

	/**
	 * Import CSV data
	 *
	 * @param   string  $string
	 * @return  array
	 */
	protected function _from_csv($string)
	{
		$data = array();

		$rows = preg_split('/(?<='.preg_quote(\Config::get('format.csv.enclosure', '"')).')'.\Config::get('format.csv.regex_newline', '\n').'/', trim($string));

		// csv config
		$delimiter = \Config::get('format.csv.delimiter', ',');
		$enclosure = \Config::get('format.csv.enclosure', '"');
		$escape = \Config::get('format.csv.escape', '\\');

		// Get the headings
		$headings = str_replace($escape.$enclosure, $enclosure, str_getcsv(array_shift($rows), $delimiter, $enclosure, $escape));

		foreach ($rows as $row)
		{
			$data_fields = str_replace($escape.$enclosure, $enclosure, str_getcsv($row, $delimiter, $enclosure, $escape));

			if (count($data_fields) == count($headings))
			{
				$data[] = array_combine($headings, $data_fields);
			}

		}

		return $data;
	}

	/**
	 * Import JSON data
	 *
	 * @param   string  $string
	 * @return  mixed
	 */
	private function _from_json($string)
	{
		return json_decode(trim($string));
	}

	/**
	 * Import Serialized data
	 *
	 * @param   string  $string
	 * @return  mixed
	 */
	private function _from_serialize($string)
	{
		return unserialize(trim($string));
	}

	/**
	 * Makes json pretty the json output.
	 * Barrowed from http://www.php.net/manual/en/function.json-encode.php#80339
	 *
	 * @param   string  $json  json encoded array
	 * @return  string|false  pretty json output or false when the input was not valid
	 */
	protected static function pretty_json($data)
	{
		$json = json_encode($data);

		if ( ! $json)
		{
			return false;
		}

		$tab = "\t";
		$newline = "\n";
		$new_json = "";
		$indent_level = 0;
		$in_string = false;
		$len = strlen($json);

		for ($c = 0; $c < $len; $c++)
		{
			$char = $json[$c];
			switch($char)
			{
				case '{':
				case '[':
					if ( ! $in_string)
					{
						$new_json .= $char.$newline.str_repeat($tab, $indent_level+1);
						$indent_level++;
					}
					else
					{
						$new_json .= $char;
					}
					break;
				case '}':
				case ']':
					if ( ! $in_string)
					{
						$indent_level--;
						$new_json .= $newline.str_repeat($tab, $indent_level).$char;
					}
					else
					{
						$new_json .= $char;
					}
					break;
				case ',':
					if ( ! $in_string)
					{
						$new_json .= ','.$newline.str_repeat($tab, $indent_level);
					}
					else
					{
						$new_json .= $char;
					}
					break;
				case ':':
					if ( ! $in_string)
					{
						$new_json .= ': ';
					}
					else
					{
						$new_json .= $char;
					}
					break;
				case '"':
					if ($c > 0 and $json[$c-1] !== '\\')
					{
						$in_string = ! $in_string;
					}
				default:
					$new_json .= $char;
					break;
			}
		}

		return $new_json;
	}

	/**
	 * Loads Format config.
	 */
	public static function _init()
	{
		\Config::load('format', true);
	}
}
Back to Top