textarea.php — Contact Form 7 5.1.1

contact-form-7 / modules / textarea.php

contact-form-7 / modules Last commit date

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textarea.php

199 lines

1	<?php
2	/**
3	** A base module for [textarea] and [textarea*]
4	**/
5
6	/* form_tag handler */
7
8	add_action( 'wpcf7_init', 'wpcf7_add_form_tag_textarea', 10, 0 );
9
10	function wpcf7_add_form_tag_textarea() {
11	wpcf7_add_form_tag( array( 'textarea', 'textarea*' ),
12	'wpcf7_textarea_form_tag_handler', array( 'name-attr' => true ) );
13	}
14
15	function wpcf7_textarea_form_tag_handler( $tag ) {
16	if ( empty( $tag->name ) ) {
17	return '';
18	}
19
20	$validation_error = wpcf7_get_validation_error( $tag->name );
21
22	$class = wpcf7_form_controls_class( $tag->type );
23
24	if ( $validation_error ) {
25	$class .= ' wpcf7-not-valid';
26	}
27
28	$atts = array();
29
30	$atts['cols'] = $tag->get_cols_option( '40' );
31	$atts['rows'] = $tag->get_rows_option( '10' );
32	$atts['maxlength'] = $tag->get_maxlength_option();
33	$atts['minlength'] = $tag->get_minlength_option();
34
35	if ( $atts['maxlength'] and $atts['minlength']
36	and $atts['maxlength'] < $atts['minlength'] ) {
37	unset( $atts['maxlength'], $atts['minlength'] );
38	}
39
40	$atts['class'] = $tag->get_class_option( $class );
41	$atts['id'] = $tag->get_id_option();
42	$atts['tabindex'] = $tag->get_option( 'tabindex', 'signed_int', true );
43
44	$atts['autocomplete'] = $tag->get_option( 'autocomplete',
45	'[-0-9a-zA-Z]+', true );
46
47	if ( $tag->has_option( 'readonly' ) ) {
48	$atts['readonly'] = 'readonly';
49	}
50
51	if ( $tag->is_required() ) {
52	$atts['aria-required'] = 'true';
53	}
54
55	$atts['aria-invalid'] = $validation_error ? 'true' : 'false';
56
57	$value = empty( $tag->content )
58	? (string) reset( $tag->values )
59	: $tag->content;
60
61	if ( $tag->has_option( 'placeholder' )
62	or $tag->has_option( 'watermark' ) ) {
63	$atts['placeholder'] = $value;
64	$value = '';
65	}
66
67	$value = $tag->get_default_option( $value );
68
69	$value = wpcf7_get_hangover( $tag->name, $value );
70
71	$atts['name'] = $tag->name;
72
73	$atts = wpcf7_format_atts( $atts );
74
75	$html = sprintf(
76	'<span class="wpcf7-form-control-wrap %1$s"><textarea %2$s>%3$s</textarea>%4$s</span>',
77	sanitize_html_class( $tag->name ), $atts,
78	esc_textarea( $value ), $validation_error );
79
80	return $html;
81	}
82
83
84	/* Validation filter */
85
86	add_filter( 'wpcf7_validate_textarea',
87	'wpcf7_textarea_validation_filter', 10, 2 );
88	add_filter( 'wpcf7_validate_textarea*',
89	'wpcf7_textarea_validation_filter', 10, 2 );
90
91	function wpcf7_textarea_validation_filter( $result, $tag ) {
92	$type = $tag->type;
93	$name = $tag->name;
94
95	$value = isset( $_POST[$name] ) ? (string) $_POST[$name] : '';
96
97	if ( $tag->is_required() and '' == $value ) {
98	$result->invalidate( $tag, wpcf7_get_message( 'invalid_required' ) );
99	}
100
101	if ( '' !== $value ) {
102	$maxlength = $tag->get_maxlength_option();
103	$minlength = $tag->get_minlength_option();
104
105	if ( $maxlength and $minlength
106	and $maxlength < $minlength ) {
107	$maxlength = $minlength = null;
108	}
109
110	$code_units = wpcf7_count_code_units( stripslashes( $value ) );
111
112	if ( false !== $code_units ) {
113	if ( $maxlength and $maxlength < $code_units ) {
114	$result->invalidate( $tag, wpcf7_get_message( 'invalid_too_long' ) );
115	} elseif ( $minlength and $code_units < $minlength ) {
116	$result->invalidate( $tag, wpcf7_get_message( 'invalid_too_short' ) );
117	}
118	}
119	}
120
121	return $result;
122	}
123
124
125	/* Tag generator */
126
127	add_action( 'wpcf7_admin_init', 'wpcf7_add_tag_generator_textarea', 20, 0 );
128
129	function wpcf7_add_tag_generator_textarea() {
130	$tag_generator = WPCF7_TagGenerator::get_instance();
131	$tag_generator->add( 'textarea', __( 'text area', 'contact-form-7' ),
132	'wpcf7_tag_generator_textarea' );
133	}
134
135	function wpcf7_tag_generator_textarea( $contact_form, $args = '' ) {
136	$args = wp_parse_args( $args, array() );
137	$type = 'textarea';
138
139	$description = __( "Generate a form-tag for a multi-line text input field. For more details, see %s.", 'contact-form-7' );
140
141	$desc_link = wpcf7_link( __( 'https://contactform7.com/text-fields/', 'contact-form-7' ), __( 'Text Fields', 'contact-form-7' ) );
142
143	?>
144	<div class="control-box">
145	<fieldset>
146	<legend><?php echo sprintf( esc_html( $description ), $desc_link ); ?></legend>
147
148	<table class="form-table">
149	<tbody>
150	<tr>
151	<th scope="row"><?php echo esc_html( __( 'Field type', 'contact-form-7' ) ); ?></th>
152	<td>
153	<fieldset>
154	<legend class="screen-reader-text"><?php echo esc_html( __( 'Field type', 'contact-form-7' ) ); ?></legend>
155	<label><input type="checkbox" name="required" /> <?php echo esc_html( __( 'Required field', 'contact-form-7' ) ); ?></label>
156	</fieldset>
157	</td>
158	</tr>
159
160	<tr>
161	<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-name' ); ?>"><?php echo esc_html( __( 'Name', 'contact-form-7' ) ); ?></label></th>
162	<td><input type="text" name="name" class="tg-name oneline" id="<?php echo esc_attr( $args['content'] . '-name' ); ?>" /></td>
163	</tr>
164
165	<tr>
166	<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-values' ); ?>"><?php echo esc_html( __( 'Default value', 'contact-form-7' ) ); ?></label></th>
167	<td><input type="text" name="values" class="oneline" id="<?php echo esc_attr( $args['content'] . '-values' ); ?>" /><br />
168	<label><input type="checkbox" name="placeholder" class="option" /> <?php echo esc_html( __( 'Use this text as the placeholder of the field', 'contact-form-7' ) ); ?></label></td>
169	</tr>
170
171	<tr>
172	<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-id' ); ?>"><?php echo esc_html( __( 'Id attribute', 'contact-form-7' ) ); ?></label></th>
173	<td><input type="text" name="id" class="idvalue oneline option" id="<?php echo esc_attr( $args['content'] . '-id' ); ?>" /></td>
174	</tr>
175
176	<tr>
177	<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-class' ); ?>"><?php echo esc_html( __( 'Class attribute', 'contact-form-7' ) ); ?></label></th>
178	<td><input type="text" name="class" class="classvalue oneline option" id="<?php echo esc_attr( $args['content'] . '-class' ); ?>" /></td>
179	</tr>
180
181	</tbody>
182	</table>
183	</fieldset>
184	</div>
185
186	<div class="insert-box">
187	<input type="text" name="<?php echo $type; ?>" class="tag code" readonly="readonly" onfocus="this.select()" />
188
189	<div class="submitbox">
190	<input type="button" class="button button-primary insert-tag" value="<?php echo esc_attr( __( 'Insert Tag', 'contact-form-7' ) ); ?>" />
191	</div>
192
193	<br class="clear" />
194
195	<p class="description mail-tag"><label for="<?php echo esc_attr( $args['content'] . '-mailtag' ); ?>"><?php echo sprintf( esc_html( __( "To use the value input through this field in a mail field, you need to insert the corresponding mail-tag (%s) into the field on the Mail tab.", 'contact-form-7' ) ), '<strong><span class="mail-tag"></span></strong>' ); ?><input type="text" class="mail-tag code hidden" readonly="readonly" id="<?php echo esc_attr( $args['content'] . '-mailtag' ); ?>" /></label></p>
196	</div>
197	<?php
198	}
199