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1 | <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); |
2 | /** | |
3 | * CodeIgniter | |
4 | * | |
5 | * An open source application development framework for PHP 5.1.6 or newer | |
6 | * | |
7 | * @package CodeIgniter | |
8 | * @author ExpressionEngine Dev Team | |
9 | * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. | |
10 | * @license http://codeigniter.com/user_guide/license.html | |
11 | * @link http://codeigniter.com | |
12 | * @since Version 1.0 | |
13 | * @filesource | |
14 | */ | |
15 | ||
16 | // ------------------------------------------------------------------------ | |
17 | ||
18 | /** | |
19 | * CodeIgniter Form Helpers | |
20 | * | |
21 | * @package CodeIgniter | |
22 | * @subpackage Helpers | |
23 | * @category Helpers | |
24 | * @author ExpressionEngine Dev Team | |
25 | * @link http://codeigniter.com/user_guide/helpers/form_helper.html | |
26 | */ | |
27 | ||
28 | // ------------------------------------------------------------------------ | |
29 | ||
30 | /** | |
31 | * Form Declaration | |
32 | * | |
33 | * Creates the opening portion of the form. | |
34 | * | |
35 | * @access public | |
36 | * @param string the URI segments of the form destination | |
37 | * @param array a key/value pair of attributes | |
38 | * @param array a key/value pair hidden data | |
39 | * @return string | |
40 | */ | |
41 | if ( ! function_exists('form_open')) | |
42 | { | |
43 | function form_open($action = '', $attributes = '', $hidden = array()) | |
44 | { | |
45 | $CI =& get_instance(); | |
46 | ||
47 | if ($attributes == '') | |
48 | { | |
49 | $attributes = 'method="post"'; | |
50 | } | |
51 | ||
52 | // If an action is not a full URL then turn it into one | |
53 | if ($action && strpos($action, '://') === FALSE) | |
54 | { | |
55 | $action = $CI->config->site_url($action); | |
56 | } | |
57 | ||
58 | // If no action is provided then set to the current url | |
59 | $action OR $action = $CI->config->site_url($CI->uri->uri_string()); | |
60 | ||
61 | $form = '<form action="'.$action.'"'; | |
62 | ||
63 | $form .= _attributes_to_string($attributes, TRUE); | |
64 | ||
65 | $form .= '>'; | |
66 | ||
67 | // Add CSRF field if enabled, but leave it out for GET requests and requests to external websites | |
68 | if ($CI->config->item('csrf_protection') === TRUE AND ! (strpos($action, $CI->config->base_url()) === FALSE OR strpos($form, 'method="get"'))) | |
69 | { | |
70 | $hidden[$CI->security->get_csrf_token_name()] = $CI->security->get_csrf_hash(); | |
71 | } | |
72 | ||
73 | if (is_array($hidden) AND count($hidden) > 0) | |
74 | { | |
75 | $form .= sprintf("<div style=\"display:none\">%s</div>", form_hidden($hidden)); | |
76 | } | |
77 | ||
78 | return $form; | |
79 | } | |
80 | } | |
81 | ||
82 | // ------------------------------------------------------------------------ | |
83 | ||
84 | /** | |
85 | * Form Declaration - Multipart type | |
86 | * | |
87 | * Creates the opening portion of the form, but with "multipart/form-data". | |
88 | * | |
89 | * @access public | |
90 | * @param string the URI segments of the form destination | |
91 | * @param array a key/value pair of attributes | |
92 | * @param array a key/value pair hidden data | |
93 | * @return string | |
94 | */ | |
95 | if ( ! function_exists('form_open_multipart')) | |
96 | { | |
97 | function form_open_multipart($action = '', $attributes = array(), $hidden = array()) | |
98 | { | |
99 | if (is_string($attributes)) | |
100 | { | |
101 | $attributes .= ' enctype="multipart/form-data"'; | |
102 | } | |
103 | else | |
104 | { | |
105 | $attributes['enctype'] = 'multipart/form-data'; | |
106 | } | |
107 | ||
108 | return form_open($action, $attributes, $hidden); | |
109 | } | |
110 | } | |
111 | ||
112 | // ------------------------------------------------------------------------ | |
113 | ||
114 | /** | |
115 | * Hidden Input Field | |
116 | * | |
117 | * Generates hidden fields. You can pass a simple key/value string or an associative | |
118 | * array with multiple values. | |
119 | * | |
120 | * @access public | |
121 | * @param mixed | |
122 | * @param string | |
123 | * @return string | |
124 | */ | |
125 | if ( ! function_exists('form_hidden')) | |
126 | { | |
127 | function form_hidden($name, $value = '', $recursing = FALSE) | |
128 | { | |
129 | static $form; | |
130 | ||
131 | if ($recursing === FALSE) | |
132 | { | |
133 | $form = "\n"; | |
134 | } | |
135 | ||
136 | if (is_array($name)) | |
137 | { | |
138 | foreach ($name as $key => $val) | |
139 | { | |
140 | form_hidden($key, $val, TRUE); | |
141 | } | |
142 | return $form; | |
143 | } | |
144 | ||
145 | if ( ! is_array($value)) | |
146 | { | |
147 | $form .= '<input type="hidden" name="'.$name.'" value="'.form_prep($value, $name).'" />'."\n"; | |
148 | } | |
149 | else | |
150 | { | |
151 | foreach ($value as $k => $v) | |
152 | { | |
153 | $k = (is_int($k)) ? '' : $k; | |
154 | form_hidden($name.'['.$k.']', $v, TRUE); | |
155 | } | |
156 | } | |
157 | ||
158 | return $form; | |
159 | } | |
160 | } | |
161 | ||
162 | // ------------------------------------------------------------------------ | |
163 | ||
164 | /** | |
165 | * Text Input Field | |
166 | * | |
167 | * @access public | |
168 | * @param mixed | |
169 | * @param string | |
170 | * @param string | |
171 | * @return string | |
172 | */ | |
173 | if ( ! function_exists('form_input')) | |
174 | { | |
175 | function form_input($data = '', $value = '', $extra = '') | |
176 | { | |
177 | $defaults = array('type' => 'text', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value); | |
178 | ||
179 | return "<input "._parse_form_attributes($data, $defaults).$extra." />"; | |
180 | } | |
181 | } | |
182 | ||
183 | // ------------------------------------------------------------------------ | |
184 | ||
185 | /** | |
186 | * Password Field | |
187 | * | |
188 | * Identical to the input function but adds the "password" type | |
189 | * | |
190 | * @access public | |
191 | * @param mixed | |
192 | * @param string | |
193 | * @param string | |
194 | * @return string | |
195 | */ | |
196 | if ( ! function_exists('form_password')) | |
197 | { | |
198 | function form_password($data = '', $value = '', $extra = '') | |
199 | { | |
200 | if ( ! is_array($data)) | |
201 | { | |
202 | $data = array('name' => $data); | |
203 | } | |
204 | ||
205 | $data['type'] = 'password'; | |
206 | return form_input($data, $value, $extra); | |
207 | } | |
208 | } | |
209 | ||
210 | // ------------------------------------------------------------------------ | |
211 | ||
212 | /** | |
213 | * Upload Field | |
214 | * | |
215 | * Identical to the input function but adds the "file" type | |
216 | * | |
217 | * @access public | |
218 | * @param mixed | |
219 | * @param string | |
220 | * @param string | |
221 | * @return string | |
222 | */ | |
223 | if ( ! function_exists('form_upload')) | |
224 | { | |
225 | function form_upload($data = '', $value = '', $extra = '') | |
226 | { | |
227 | if ( ! is_array($data)) | |
228 | { | |
229 | $data = array('name' => $data); | |
230 | } | |
231 | ||
232 | $data['type'] = 'file'; | |
233 | return form_input($data, $value, $extra); | |
234 | } | |
235 | } | |
236 | ||
237 | // ------------------------------------------------------------------------ | |
238 | ||
239 | /** | |
240 | * Textarea field | |
241 | * | |
242 | * @access public | |
243 | * @param mixed | |
244 | * @param string | |
245 | * @param string | |
246 | * @return string | |
247 | */ | |
248 | if ( ! function_exists('form_textarea')) | |
249 | { | |
250 | function form_textarea($data = '', $value = '', $extra = '') | |
251 | { | |
252 | $defaults = array('name' => (( ! is_array($data)) ? $data : ''), 'cols' => '40', 'rows' => '10'); | |
253 | ||
254 | if ( ! is_array($data) OR ! isset($data['value'])) | |
255 | { | |
256 | $val = $value; | |
257 | } | |
258 | else | |
259 | { | |
260 | $val = $data['value']; | |
261 | unset($data['value']); // textareas don't use the value attribute | |
262 | } | |
263 | ||
264 | $name = (is_array($data)) ? $data['name'] : $data; | |
265 | return "<textarea "._parse_form_attributes($data, $defaults).$extra.">".form_prep($val, $name)."</textarea>"; | |
266 | } | |
267 | } | |
268 | ||
269 | // ------------------------------------------------------------------------ | |
270 | ||
271 | /** | |
272 | * Multi-select menu | |
273 | * | |
274 | * @access public | |
275 | * @param string | |
276 | * @param array | |
277 | * @param mixed | |
278 | * @param string | |
279 | * @return type | |
280 | */ | |
281 | if ( ! function_exists('form_multiselect')) | |
282 | { | |
283 | function form_multiselect($name = '', $options = array(), $selected = array(), $extra = '') | |
284 | { | |
285 | if ( ! strpos($extra, 'multiple')) | |
286 | { | |
287 | $extra .= ' multiple="multiple"'; | |
288 | } | |
289 | ||
290 | return form_dropdown($name, $options, $selected, $extra); | |
291 | } | |
292 | } | |
293 | ||
294 | // -------------------------------------------------------------------- | |
295 | ||
296 | /** | |
297 | * Drop-down Menu | |
298 | * | |
299 | * @access public | |
300 | * @param string | |
301 | * @param array | |
302 | * @param string | |
303 | * @param string | |
304 | * @return string | |
305 | */ | |
306 | if ( ! function_exists('form_dropdown')) | |
307 | { | |
308 | function form_dropdown($name = '', $options = array(), $selected = array(), $extra = '') | |
309 | { | |
310 | if ( ! is_array($selected)) | |
311 | { | |
312 | $selected = array($selected); | |
313 | } | |
314 | ||
315 | // If no selected state was submitted we will attempt to set it automatically | |
316 | if (count($selected) === 0) | |
317 | { | |
318 | // If the form name appears in the $_POST array we have a winner! | |
319 | if (isset($_POST[$name])) | |
320 | { | |
321 | $selected = array($_POST[$name]); | |
322 | } | |
323 | } | |
324 | ||
325 | if ($extra != '') $extra = ' '.$extra; | |
326 | ||
327 | $multiple = (count($selected) > 1 && strpos($extra, 'multiple') === FALSE) ? ' multiple="multiple"' : ''; | |
328 | ||
329 | $form = '<select name="'.$name.'"'.$extra.$multiple.">\n"; | |
330 | ||
331 | foreach ($options as $key => $val) | |
332 | { | |
333 | $key = (string) $key; | |
334 | ||
335 | if (is_array($val) && ! empty($val)) | |
336 | { | |
337 | $form .= '<optgroup label="'.$key.'">'."\n"; | |
338 | ||
339 | foreach ($val as $optgroup_key => $optgroup_val) | |
340 | { | |
341 | $sel = (in_array($optgroup_key, $selected)) ? ' selected="selected"' : ''; | |
342 | ||
343 | $form .= '<option value="'.$optgroup_key.'"'.$sel.'>'.(string) $optgroup_val."</option>\n"; | |
344 | } | |
345 | ||
346 | $form .= '</optgroup>'."\n"; | |
347 | } | |
348 | else | |
349 | { | |
350 | $sel = (in_array($key, $selected)) ? ' selected="selected"' : ''; | |
351 | ||
352 | $form .= '<option value="'.$key.'"'.$sel.'>'.(string) $val."</option>\n"; | |
353 | } | |
354 | } | |
355 | ||
356 | $form .= '</select>'; | |
357 | ||
358 | return $form; | |
359 | } | |
360 | } | |
361 | ||
362 | // ------------------------------------------------------------------------ | |
363 | ||
364 | /** | |
365 | * Checkbox Field | |
366 | * | |
367 | * @access public | |
368 | * @param mixed | |
369 | * @param string | |
370 | * @param bool | |
371 | * @param string | |
372 | * @return string | |
373 | */ | |
374 | if ( ! function_exists('form_checkbox')) | |
375 | { | |
376 | function form_checkbox($data = '', $value = '', $checked = FALSE, $extra = '') | |
377 | { | |
378 | $defaults = array('type' => 'checkbox', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value); | |
379 | ||
380 | if (is_array($data) AND array_key_exists('checked', $data)) | |
381 | { | |
382 | $checked = $data['checked']; | |
383 | ||
384 | if ($checked == FALSE) | |
385 | { | |
386 | unset($data['checked']); | |
387 | } | |
388 | else | |
389 | { | |
390 | $data['checked'] = 'checked'; | |
391 | } | |
392 | } | |
393 | ||
394 | if ($checked == TRUE) | |
395 | { | |
396 | $defaults['checked'] = 'checked'; | |
397 | } | |
398 | else | |
399 | { | |
400 | unset($defaults['checked']); | |
401 | } | |
402 | ||
403 | return "<input "._parse_form_attributes($data, $defaults).$extra." />"; | |
404 | } | |
405 | } | |
406 | ||
407 | // ------------------------------------------------------------------------ | |
408 | ||
409 | /** | |
410 | * Radio Button | |
411 | * | |
412 | * @access public | |
413 | * @param mixed | |
414 | * @param string | |
415 | * @param bool | |
416 | * @param string | |
417 | * @return string | |
418 | */ | |
419 | if ( ! function_exists('form_radio')) | |
420 | { | |
421 | function form_radio($data = '', $value = '', $checked = FALSE, $extra = '') | |
422 | { | |
423 | if ( ! is_array($data)) | |
424 | { | |
425 | $data = array('name' => $data); | |
426 | } | |
427 | ||
428 | $data['type'] = 'radio'; | |
429 | return form_checkbox($data, $value, $checked, $extra); | |
430 | } | |
431 | } | |
432 | ||
433 | // ------------------------------------------------------------------------ | |
434 | ||
435 | /** | |
436 | * Submit Button | |
437 | * | |
438 | * @access public | |
439 | * @param mixed | |
440 | * @param string | |
441 | * @param string | |
442 | * @return string | |
443 | */ | |
444 | if ( ! function_exists('form_submit')) | |
445 | { | |
446 | function form_submit($data = '', $value = '', $extra = '') | |
447 | { | |
448 | $defaults = array('type' => 'submit', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value); | |
449 | ||
450 | return "<input "._parse_form_attributes($data, $defaults).$extra." />"; | |
451 | } | |
452 | } | |
453 | ||
454 | // ------------------------------------------------------------------------ | |
455 | ||
456 | /** | |
457 | * Reset Button | |
458 | * | |
459 | * @access public | |
460 | * @param mixed | |
461 | * @param string | |
462 | * @param string | |
463 | * @return string | |
464 | */ | |
465 | if ( ! function_exists('form_reset')) | |
466 | { | |
467 | function form_reset($data = '', $value = '', $extra = '') | |
468 | { | |
469 | $defaults = array('type' => 'reset', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value); | |
470 | ||
471 | return "<input "._parse_form_attributes($data, $defaults).$extra." />"; | |
472 | } | |
473 | } | |
474 | ||
475 | // ------------------------------------------------------------------------ | |
476 | ||
477 | /** | |
478 | * Form Button | |
479 | * | |
480 | * @access public | |
481 | * @param mixed | |
482 | * @param string | |
483 | * @param string | |
484 | * @return string | |
485 | */ | |
486 | if ( ! function_exists('form_button')) | |
487 | { | |
488 | function form_button($data = '', $content = '', $extra = '') | |
489 | { | |
490 | $defaults = array('name' => (( ! is_array($data)) ? $data : ''), 'type' => 'button'); | |
491 | ||
492 | if ( is_array($data) AND isset($data['content'])) | |
493 | { | |
494 | $content = $data['content']; | |
495 | unset($data['content']); // content is not an attribute | |
496 | } | |
497 | ||
498 | return "<button "._parse_form_attributes($data, $defaults).$extra.">".$content."</button>"; | |
499 | } | |
500 | } | |
501 | ||
502 | // ------------------------------------------------------------------------ | |
503 | ||
504 | /** | |
505 | * Form Label Tag | |
506 | * | |
507 | * @access public | |
508 | * @param string The text to appear onscreen | |
509 | * @param string The id the label applies to | |
510 | * @param string Additional attributes | |
511 | * @return string | |
512 | */ | |
513 | if ( ! function_exists('form_label')) | |
514 | { | |
515 | function form_label($label_text = '', $id = '', $attributes = array()) | |
516 | { | |
517 | ||
518 | $label = '<label'; | |
519 | ||
520 | if ($id != '') | |
521 | { | |
522 | $label .= " for=\"$id\""; | |
523 | } | |
524 | ||
525 | if (is_array($attributes) AND count($attributes) > 0) | |
526 | { | |
527 | foreach ($attributes as $key => $val) | |
528 | { | |
529 | $label .= ' '.$key.'="'.$val.'"'; | |
530 | } | |
531 | } | |
532 | ||
533 | $label .= ">$label_text</label>"; | |
534 | ||
535 | return $label; | |
536 | } | |
537 | } | |
538 | ||
539 | // ------------------------------------------------------------------------ | |
540 | /** | |
541 | * Fieldset Tag | |
542 | * | |
543 | * Used to produce <fieldset><legend>text</legend>. To close fieldset | |
544 | * use form_fieldset_close() | |
545 | * | |
546 | * @access public | |
547 | * @param string The legend text | |
548 | * @param string Additional attributes | |
549 | * @return string | |
550 | */ | |
551 | if ( ! function_exists('form_fieldset')) | |
552 | { | |
553 | function form_fieldset($legend_text = '', $attributes = array()) | |
554 | { | |
555 | $fieldset = "<fieldset"; | |
556 | ||
557 | $fieldset .= _attributes_to_string($attributes, FALSE); | |
558 | ||
559 | $fieldset .= ">\n"; | |
560 | ||
561 | if ($legend_text != '') | |
562 | { | |
563 | $fieldset .= "<legend>$legend_text</legend>\n"; | |
564 | } | |
565 | ||
566 | return $fieldset; | |
567 | } | |
568 | } | |
569 | ||
570 | // ------------------------------------------------------------------------ | |
571 | ||
572 | /** | |
573 | * Fieldset Close Tag | |
574 | * | |
575 | * @access public | |
576 | * @param string | |
577 | * @return string | |
578 | */ | |
579 | if ( ! function_exists('form_fieldset_close')) | |
580 | { | |
581 | function form_fieldset_close($extra = '') | |
582 | { | |
583 | return "</fieldset>".$extra; | |
584 | } | |
585 | } | |
586 | ||
587 | // ------------------------------------------------------------------------ | |
588 | ||
589 | /** | |
590 | * Form Close Tag | |
591 | * | |
592 | * @access public | |
593 | * @param string | |
594 | * @return string | |
595 | */ | |
596 | if ( ! function_exists('form_close')) | |
597 | { | |
598 | function form_close($extra = '') | |
599 | { | |
600 | return "</form>".$extra; | |
601 | } | |
602 | } | |
603 | ||
604 | // ------------------------------------------------------------------------ | |
605 | ||
606 | /** | |
607 | * Form Prep | |
608 | * | |
609 | * Formats text so that it can be safely placed in a form field in the event it has HTML tags. | |
610 | * | |
611 | * @access public | |
612 | * @param string | |
613 | * @return string | |
614 | */ | |
615 | if ( ! function_exists('form_prep')) | |
616 | { | |
617 | function form_prep($str = '', $field_name = '') | |
618 | { | |
619 | static $prepped_fields = array(); | |
620 | ||
621 | // if the field name is an array we do this recursively | |
622 | if (is_array($str)) | |
623 | { | |
624 | foreach ($str as $key => $val) | |
625 | { | |
626 | $str[$key] = form_prep($val); | |
627 | } | |
628 | ||
629 | return $str; | |
630 | } | |
631 | ||
632 | if ($str === '') | |
633 | { | |
634 | return ''; | |
635 | } | |
636 | ||
637 | // we've already prepped a field with this name | |
638 | // @todo need to figure out a way to namespace this so | |
639 | // that we know the *exact* field and not just one with | |
640 | // the same name | |
641 | if (isset($prepped_fields[$field_name])) | |
642 | { | |
643 | return $str; | |
644 | } | |
645 | ||
646 | $str = htmlspecialchars($str); | |
647 | ||
648 | // In case htmlspecialchars misses these. | |
649 | $str = str_replace(array("'", '"'), array("'", """), $str); | |
650 | ||
651 | if ($field_name != '') | |
652 | { | |
653 | $prepped_fields[$field_name] = $field_name; | |
654 | } | |
655 | ||
656 | return $str; | |
657 | } | |
658 | } | |
659 | ||
660 | // ------------------------------------------------------------------------ | |
661 | ||
662 | /** | |
663 | * Form Value | |
664 | * | |
665 | * Grabs a value from the POST array for the specified field so you can | |
666 | * re-populate an input field or textarea. If Form Validation | |
667 | * is active it retrieves the info from the validation class | |
668 | * | |
669 | * @access public | |
670 | * @param string | |
671 | * @return mixed | |
672 | */ | |
673 | if ( ! function_exists('set_value')) | |
674 | { | |
675 | function set_value($field = '', $default = '') | |
676 | { | |
677 | if (FALSE === ($OBJ =& _get_validation_object())) | |
678 | { | |
679 | if ( ! isset($_POST[$field])) | |
680 | { | |
681 | return $default; | |
682 | } | |
683 | ||
684 | return form_prep($_POST[$field], $field); | |
685 | } | |
686 | ||
687 | return form_prep($OBJ->set_value($field, $default), $field); | |
688 | } | |
689 | } | |
690 | ||
691 | // ------------------------------------------------------------------------ | |
692 | ||
693 | /** | |
694 | * Set Select | |
695 | * | |
696 | * Let's you set the selected value of a <select> menu via data in the POST array. | |
697 | * If Form Validation is active it retrieves the info from the validation class | |
698 | * | |
699 | * @access public | |
700 | * @param string | |
701 | * @param string | |
702 | * @param bool | |
703 | * @return string | |
704 | */ | |
705 | if ( ! function_exists('set_select')) | |
706 | { | |
707 | function set_select($field = '', $value = '', $default = FALSE) | |
708 | { | |
709 | $OBJ =& _get_validation_object(); | |
710 | ||
711 | if ($OBJ === FALSE) | |
712 | { | |
713 | if ( ! isset($_POST[$field])) | |
714 | { | |
715 | if (count($_POST) === 0 AND $default == TRUE) | |
716 | { | |
717 | return ' selected="selected"'; | |
718 | } | |
719 | return ''; | |
720 | } | |
721 | ||
722 | $field = $_POST[$field]; | |
723 | ||
724 | if (is_array($field)) | |
725 | { | |
726 | if ( ! in_array($value, $field)) | |
727 | { | |
728 | return ''; | |
729 | } | |
730 | } | |
731 | else | |
732 | { | |
733 | if (($field == '' OR $value == '') OR ($field != $value)) | |
734 | { | |
735 | return ''; | |
736 | } | |
737 | } | |
738 | ||
739 | return ' selected="selected"'; | |
740 | } | |
741 | ||
742 | return $OBJ->set_select($field, $value, $default); | |
743 | } | |
744 | } | |
745 | ||
746 | // ------------------------------------------------------------------------ | |
747 | ||
748 | /** | |
749 | * Set Checkbox | |
750 | * | |
751 | * Let's you set the selected value of a checkbox via the value in the POST array. | |
752 | * If Form Validation is active it retrieves the info from the validation class | |
753 | * | |
754 | * @access public | |
755 | * @param string | |
756 | * @param string | |
757 | * @param bool | |
758 | * @return string | |
759 | */ | |
760 | if ( ! function_exists('set_checkbox')) | |
761 | { | |
762 | function set_checkbox($field = '', $value = '', $default = FALSE) | |
763 | { | |
764 | $OBJ =& _get_validation_object(); | |
765 | ||
766 | if ($OBJ === FALSE) | |
767 | { | |
768 | if ( ! isset($_POST[$field])) | |
769 | { | |
770 | if (count($_POST) === 0 AND $default == TRUE) | |
771 | { | |
772 | return ' checked="checked"'; | |
773 | } | |
774 | return ''; | |
775 | } | |
776 | ||
777 | $field = $_POST[$field]; | |
778 | ||
779 | if (is_array($field)) | |
780 | { | |
781 | if ( ! in_array($value, $field)) | |
782 | { | |
783 | return ''; | |
784 | } | |
785 | } | |
786 | else | |
787 | { | |
788 | if (($field == '' OR $value == '') OR ($field != $value)) | |
789 | { | |
790 | return ''; | |
791 | } | |
792 | } | |
793 | ||
794 | return ' checked="checked"'; | |
795 | } | |
796 | ||
797 | return $OBJ->set_checkbox($field, $value, $default); | |
798 | } | |
799 | } | |
800 | ||
801 | // ------------------------------------------------------------------------ | |
802 | ||
803 | /** | |
804 | * Set Radio | |
805 | * | |
806 | * Let's you set the selected value of a radio field via info in the POST array. | |
807 | * If Form Validation is active it retrieves the info from the validation class | |
808 | * | |
809 | * @access public | |
810 | * @param string | |
811 | * @param string | |
812 | * @param bool | |
813 | * @return string | |
814 | */ | |
815 | if ( ! function_exists('set_radio')) | |
816 | { | |
817 | function set_radio($field = '', $value = '', $default = FALSE) | |
818 | { | |
819 | $OBJ =& _get_validation_object(); | |
820 | ||
821 | if ($OBJ === FALSE) | |
822 | { | |
823 | if ( ! isset($_POST[$field])) | |
824 | { | |
825 | if (count($_POST) === 0 AND $default == TRUE) | |
826 | { | |
827 | return ' checked="checked"'; | |
828 | } | |
829 | return ''; | |
830 | } | |
831 | ||
832 | $field = $_POST[$field]; | |
833 | ||
834 | if (is_array($field)) | |
835 | { | |
836 | if ( ! in_array($value, $field)) | |
837 | { | |
838 | return ''; | |
839 | } | |
840 | } | |
841 | else | |
842 | { | |
843 | if (($field == '' OR $value == '') OR ($field != $value)) | |
844 | { | |
845 | return ''; | |
846 | } | |
847 | } | |
848 | ||
849 | return ' checked="checked"'; | |
850 | } | |
851 | ||
852 | return $OBJ->set_radio($field, $value, $default); | |
853 | } | |
854 | } | |
855 | ||
856 | // ------------------------------------------------------------------------ | |
857 | ||
858 | /** | |
859 | * Form Error | |
860 | * | |
861 | * Returns the error for a specific form field. This is a helper for the | |
862 | * form validation class. | |
863 | * | |
864 | * @access public | |
865 | * @param string | |
866 | * @param string | |
867 | * @param string | |
868 | * @return string | |
869 | */ | |
870 | if ( ! function_exists('form_error')) | |
871 | { | |
872 | function form_error($field = '', $prefix = '', $suffix = '') | |
873 | { | |
874 | if (FALSE === ($OBJ =& _get_validation_object())) | |
875 | { | |
876 | return ''; | |
877 | } | |
878 | ||
879 | return $OBJ->error($field, $prefix, $suffix); | |
880 | } | |
881 | } | |
882 | ||
883 | // ------------------------------------------------------------------------ | |
884 | ||
885 | /** | |
886 | * Validation Error String | |
887 | * | |
888 | * Returns all the errors associated with a form submission. This is a helper | |
889 | * function for the form validation class. | |
890 | * | |
891 | * @access public | |
892 | * @param string | |
893 | * @param string | |
894 | * @return string | |
895 | */ | |
896 | if ( ! function_exists('validation_errors')) | |
897 | { | |
898 | function validation_errors($prefix = '', $suffix = '') | |
899 | { | |
900 | if (FALSE === ($OBJ =& _get_validation_object())) | |
901 | { | |
902 | return ''; | |
903 | } | |
904 | ||
905 | return $OBJ->error_string($prefix, $suffix); | |
906 | } | |
907 | } | |
908 | ||
909 | // ------------------------------------------------------------------------ | |
910 | ||
911 | /** | |
912 | * Parse the form attributes | |
913 | * | |
914 | * Helper function used by some of the form helpers | |
915 | * | |
916 | * @access private | |
917 | * @param array | |
918 | * @param array | |
919 | * @return string | |
920 | */ | |
921 | if ( ! function_exists('_parse_form_attributes')) | |
922 | { | |
923 | function _parse_form_attributes($attributes, $default) | |
924 | { | |
925 | if (is_array($attributes)) | |
926 | { | |
927 | foreach ($default as $key => $val) | |
928 | { | |
929 | if (isset($attributes[$key])) | |
930 | { | |
931 | $default[$key] = $attributes[$key]; | |
932 | unset($attributes[$key]); | |
933 | } | |
934 | } | |
935 | ||
936 | if (count($attributes) > 0) | |
937 | { | |
938 | $default = array_merge($default, $attributes); | |
939 | } | |
940 | } | |
941 | ||
942 | $att = ''; | |
943 | ||
944 | foreach ($default as $key => $val) | |
945 | { | |
946 | if ($key == 'value') | |
947 | { | |
948 | $val = form_prep($val, $default['name']); | |
949 | } | |
950 | ||
951 | $att .= $key . '="' . $val . '" '; | |
952 | } | |
953 | ||
954 | return $att; | |
955 | } | |
956 | } | |
957 | ||
958 | // ------------------------------------------------------------------------ | |
959 | ||
960 | /** | |
961 | * Attributes To String | |
962 | * | |
963 | * Helper function used by some of the form helpers | |
964 | * | |
965 | * @access private | |
966 | * @param mixed | |
967 | * @param bool | |
968 | * @return string | |
969 | */ | |
970 | if ( ! function_exists('_attributes_to_string')) | |
971 | { | |
972 | function _attributes_to_string($attributes, $formtag = FALSE) | |
973 | { | |
974 | if (is_string($attributes) AND strlen($attributes) > 0) | |
975 | { | |
976 | if ($formtag == TRUE AND strpos($attributes, 'method=') === FALSE) | |
977 | { | |
978 | $attributes .= ' method="post"'; | |
979 | } | |
980 | ||
981 | if ($formtag == TRUE AND strpos($attributes, 'accept-charset=') === FALSE) | |
982 | { | |
983 | $attributes .= ' accept-charset="'.strtolower(config_item('charset')).'"'; | |
984 | } | |
985 | ||
986 | return ' '.$attributes; | |
987 | } | |
988 | ||
989 | if (is_object($attributes) AND count($attributes) > 0) | |
990 | { | |
991 | $attributes = (array)$attributes; | |
992 | } | |
993 | ||
994 | if (is_array($attributes) AND count($attributes) > 0) | |
995 | { | |
996 | $atts = ''; | |
997 | ||
998 | if ( ! isset($attributes['method']) AND $formtag === TRUE) | |
999 | { | |
1000 | $atts .= ' method="post"'; | |
1001 | } | |
1002 | ||
1003 | if ( ! isset($attributes['accept-charset']) AND $formtag === TRUE) | |
1004 | { | |
1005 | $atts .= ' accept-charset="'.strtolower(config_item('charset')).'"'; | |
1006 | } | |
1007 | ||
1008 | foreach ($attributes as $key => $val) | |
1009 | { | |
1010 | $atts .= ' '.$key.'="'.$val.'"'; | |
1011 | } | |
1012 | ||
1013 | return $atts; | |
1014 | } | |
1015 | } | |
1016 | } | |
1017 | ||
1018 | // ------------------------------------------------------------------------ | |
1019 | ||
1020 | /** | |
1021 | * Validation Object | |
1022 | * | |
1023 | * Determines what the form validation class was instantiated as, fetches | |
1024 | * the object and returns it. | |
1025 | * | |
1026 | * @access private | |
1027 | * @return mixed | |
1028 | */ | |
1029 | if ( ! function_exists('_get_validation_object')) | |
1030 | { | |
1031 | function &_get_validation_object() | |
1032 | { | |
1033 | $CI =& get_instance(); | |
1034 | ||
1035 | // We set this as a variable since we're returning by reference. | |
1036 | $return = FALSE; | |
1037 | ||
1038 | if (FALSE !== ($object = $CI->load->is_loaded('form_validation'))) | |
1039 | { | |
1040 | if ( ! isset($CI->$object) OR ! is_object($CI->$object)) | |
1041 | { | |
1042 | return $return; | |
1043 | } | |
1044 | ||
1045 | return $CI->$object; | |
1046 | } | |
1047 | ||
1048 | return $return; | |
1049 | } | |
1050 | } | |
1051 | ||
1052 | ||
1053 | /* End of file form_helper.php */ | |
1054 | /* Location: ./system/helpers/form_helper.php */ |