function wpcf7_textarea_validation_filter($result, $tag)
{
$tag = new WPCF7_FormTag($tag);
$type = $tag->type;
$name = $tag->name;
$value = isset($_POST[$name]) ? (string) $_POST[$name] : '';
if ($tag->is_required() && '' == $value) {
$result->invalidate($tag, wpcf7_get_message('invalid_required'));
}
if (!empty($value)) {
$maxlength = $tag->get_maxlength_option();
$minlength = $tag->get_minlength_option();
if ($maxlength && $minlength && $maxlength < $minlength) {
$maxlength = $minlength = null;
}
$code_units = wpcf7_count_code_units(stripslashes($value));
if (false !== $code_units) {
if ($maxlength && $maxlength < $code_units) {
$result->invalidate($tag, wpcf7_get_message('invalid_too_long'));
} elseif ($minlength && $code_units < $minlength) {
$result->invalidate($tag, wpcf7_get_message('invalid_too_short'));
}
}
}
return $result;
}
function wpcf7_file_form_tag_handler($tag)
{
$tag = new WPCF7_FormTag($tag);
if (empty($tag->name)) {
return '';
}
$validation_error = wpcf7_get_validation_error($tag->name);
$class = wpcf7_form_controls_class($tag->type);
if ($validation_error) {
$class .= ' wpcf7-not-valid';
}
$atts = array();
$atts['size'] = $tag->get_size_option('40');
$atts['class'] = $tag->get_class_option($class);
$atts['id'] = $tag->get_id_option();
$atts['tabindex'] = $tag->get_option('tabindex', 'int', true);
if ($tag->is_required()) {
$atts['aria-required'] = 'true';
}
$atts['aria-invalid'] = $validation_error ? 'true' : 'false';
$atts['type'] = 'file';
$atts['name'] = $tag->name;
$atts = wpcf7_format_atts($atts);
$html = sprintf('<span class="wpcf7-form-control-wrap %1$s"><input %2$s />%3$s</span>', sanitize_html_class($tag->name), $atts, $validation_error);
return $html;
}
function wpcf7_text_validation_filter($result, $tag)
{
$tag = new WPCF7_FormTag($tag);
$name = $tag->name;
$value = isset($_POST[$name]) ? trim(wp_unslash(strtr((string) $_POST[$name], "\n", " "))) : '';
if ('text' == $tag->basetype) {
if ($tag->is_required() && '' == $value) {
$result->invalidate($tag, wpcf7_get_message('invalid_required'));
}
}
if ('email' == $tag->basetype) {
if ($tag->is_required() && '' == $value) {
$result->invalidate($tag, wpcf7_get_message('invalid_required'));
} elseif ('' != $value && !wpcf7_is_email($value)) {
$result->invalidate($tag, wpcf7_get_message('invalid_email'));
}
}
if ('url' == $tag->basetype) {
if ($tag->is_required() && '' == $value) {
$result->invalidate($tag, wpcf7_get_message('invalid_required'));
} elseif ('' != $value && !wpcf7_is_url($value)) {
$result->invalidate($tag, wpcf7_get_message('invalid_url'));
}
}
if ('tel' == $tag->basetype) {
if ($tag->is_required() && '' == $value) {
$result->invalidate($tag, wpcf7_get_message('invalid_required'));
} elseif ('' != $value && !wpcf7_is_tel($value)) {
$result->invalidate($tag, wpcf7_get_message('invalid_tel'));
}
}
if (!empty($value)) {
$maxlength = $tag->get_maxlength_option();
$minlength = $tag->get_minlength_option();
if ($maxlength && $minlength && $maxlength < $minlength) {
$maxlength = $minlength = null;
}
$code_units = wpcf7_count_code_units(stripslashes($value));
if (false !== $code_units) {
if ($maxlength && $maxlength < $code_units) {
$result->invalidate($tag, wpcf7_get_message('invalid_too_long'));
} elseif ($minlength && $code_units < $minlength) {
$result->invalidate($tag, wpcf7_get_message('invalid_too_short'));
}
}
}
return $result;
}
function wpcf7_date_validation_filter($result, $tag)
{
$tag = new WPCF7_FormTag($tag);
$name = $tag->name;
$min = $tag->get_date_option('min');
$max = $tag->get_date_option('max');
$value = isset($_POST[$name]) ? trim(strtr((string) $_POST[$name], "\n", " ")) : '';
if ($tag->is_required() && '' == $value) {
$result->invalidate($tag, wpcf7_get_message('invalid_required'));
} elseif ('' != $value && !wpcf7_is_date($value)) {
$result->invalidate($tag, wpcf7_get_message('invalid_date'));
} elseif ('' != $value && !empty($min) && $value < $min) {
$result->invalidate($tag, wpcf7_get_message('date_too_early'));
} elseif ('' != $value && !empty($max) && $max < $value) {
$result->invalidate($tag, wpcf7_get_message('date_too_late'));
}
return $result;
}
function wpcf7_number_validation_filter($result, $tag)
{
$tag = new WPCF7_FormTag($tag);
$name = $tag->name;
$value = isset($_POST[$name]) ? trim(strtr((string) $_POST[$name], "\n", " ")) : '';
$min = $tag->get_option('min', 'signed_int', true);
$max = $tag->get_option('max', 'signed_int', true);
if ($tag->is_required() && '' == $value) {
$result->invalidate($tag, wpcf7_get_message('invalid_required'));
} elseif ('' != $value && !wpcf7_is_number($value)) {
$result->invalidate($tag, wpcf7_get_message('invalid_number'));
} elseif ('' != $value && '' != $min && (double) $value < (double) $min) {
$result->invalidate($tag, wpcf7_get_message('number_too_small'));
} elseif ('' != $value && '' != $max && (double) $max < (double) $value) {
$result->invalidate($tag, wpcf7_get_message('number_too_large'));
}
return $result;
}
function wpcf7_select_validation_filter($result, $tag)
{
$tag = new WPCF7_FormTag($tag);
$name = $tag->name;
if (isset($_POST[$name]) && is_array($_POST[$name])) {
foreach ($_POST[$name] as $key => $value) {
if ('' === $value) {
unset($_POST[$name][$key]);
}
}
}
$empty = !isset($_POST[$name]) || empty($_POST[$name]) && '0' !== $_POST[$name];
if ($tag->is_required() && $empty) {
$result->invalidate($tag, wpcf7_get_message('invalid_required'));
}
return $result;
}
function wpcf7_checkbox_validation_filter($result, $tag)
{
$tag = new WPCF7_FormTag($tag);
$type = $tag->type;
$name = $tag->name;
$value = isset($_POST[$name]) ? (array) $_POST[$name] : array();
if ($tag->is_required() && empty($value)) {
$result->invalidate($tag, wpcf7_get_message('invalid_required'));
}
return $result;
}
public function replace_mail_tags_with_minimum_input($matches)
{
// allow [[foo]] syntax for escaping a tag
if ($matches[1] == '[' && $matches[4] == ']') {
return substr($matches[0], 1, -1);
}
$tag = $matches[0];
$tagname = $matches[2];
$values = $matches[3];
if (!empty($values)) {
preg_match_all('/"[^"]*"|\'[^\']*\'/', $values, $matches);
$values = wpcf7_strip_quote_deep($matches[0]);
}
$do_not_heat = false;
if (preg_match('/^_raw_(.+)$/', $tagname, $matches)) {
$tagname = trim($matches[1]);
$do_not_heat = true;
}
$format = '';
if (preg_match('/^_format_(.+)$/', $tagname, $matches)) {
$tagname = trim($matches[1]);
$format = $values[0];
}
$example_email = '*****@*****.**';
$example_text = 'example';
$example_blank = '';
$form_tags = $this->contact_form->scan_form_tags(array('name' => $tagname));
if ($form_tags) {
$form_tag = new WPCF7_FormTag($form_tags[0]);
$is_required = $form_tag->is_required() || 'radio' == $form_tag->type;
if (!$is_required) {
return $example_blank;
}
$is_selectable = in_array($form_tag->basetype, array('radio', 'checkbox', 'select'));
if ($is_selectable) {
if ($form_tag->pipes instanceof WPCF7_Pipes) {
if ($do_not_heat) {
$before_pipes = $form_tag->pipes->collect_befores();
$last_item = array_pop($before_pipes);
} else {
$after_pipes = $form_tag->pipes->collect_afters();
$last_item = array_pop($after_pipes);
}
} else {
$last_item = array_pop($form_tag->values);
}
if ($last_item && wpcf7_is_mailbox_list($last_item)) {
return $example_email;
} else {
return $example_text;
}
}
if ('email' == $form_tag->basetype) {
return $example_email;
} else {
return $example_text;
}
} else {
$tagname = preg_replace('/^wpcf7\\./', '_', $tagname);
// for back-compat
if ('_post_author_email' == $tagname) {
return $example_email;
} elseif ('_' == substr($tagname, 0, 1)) {
// maybe special mail tag
return $example_text;
}
}
return $tag;
}
