/wp-content/plugins/contact-form-7/includes/classes.php
PHP | 589 lines | 427 code | 150 blank | 12 comment | 107 complexity | 3a193c55909160f2362d4a43db29148e MD5 | raw file
- <?php
-
- class WPCF7_ContactForm {
-
- var $initial = false;
-
- var $id;
- var $title;
- var $form;
- var $mail;
- var $mail_2;
- var $messages;
- var $additional_settings;
-
- var $unit_tag;
-
- var $responses_count = 0;
- var $scanned_form_tags;
-
- var $posted_data;
- var $uploaded_files;
-
- var $skip_mail = false;
-
- // Return true if this form is the same one as currently POSTed.
- function is_posted() {
- if ( ! isset( $_POST['_wpcf7_unit_tag'] ) || empty( $_POST['_wpcf7_unit_tag'] ) )
- return false;
-
- if ( $this->unit_tag == $_POST['_wpcf7_unit_tag'] )
- return true;
-
- return false;
- }
-
- /* Generating Form HTML */
-
- function form_html() {
- $form = '<div class="wpcf7" id="' . $this->unit_tag . '">';
-
- $url = wpcf7_get_request_uri();
-
- if ( $frag = strstr( $url, '#' ) )
- $url = substr( $url, 0, -strlen( $frag ) );
-
- $url .= '#' . $this->unit_tag;
-
- $url = apply_filters( 'wpcf7_form_action_url', $url );
- $url = esc_url_raw( $url );
-
- $enctype = apply_filters( 'wpcf7_form_enctype', '' );
-
- $form .= '<form action="' . $url
- . '" method="post" class="wpcf7-form"' . $enctype . '>' . "\n";
- $form .= '<div style="display: none;">' . "\n";
- $form .= '<input type="hidden" name="_wpcf7" value="'
- . esc_attr( $this->id ) . '" />' . "\n";
- $form .= '<input type="hidden" name="_wpcf7_version" value="'
- . esc_attr( WPCF7_VERSION ) . '" />' . "\n";
- $form .= '<input type="hidden" name="_wpcf7_unit_tag" value="'
- . esc_attr( $this->unit_tag ) . '" />' . "\n";
- $form .= '</div>' . "\n";
- $form .= $this->form_elements();
-
- if ( ! $this->responses_count )
- $form .= $this->form_response_output();
-
- $form .= '</form>';
-
- $form .= '</div>';
-
- return $form;
- }
-
- function form_response_output() {
- $class = 'wpcf7-response-output';
- $content = '';
-
- if ( $this->is_posted() ) { // Post response output for non-AJAX
- if ( isset( $_POST['_wpcf7_mail_sent'] ) && $_POST['_wpcf7_mail_sent']['id'] == $this->id ) {
- if ( $_POST['_wpcf7_mail_sent']['ok'] ) {
- $class .= ' wpcf7-mail-sent-ok';
- $content = $_POST['_wpcf7_mail_sent']['message'];
- } else {
- $class .= ' wpcf7-mail-sent-ng';
- if ( $_POST['_wpcf7_mail_sent']['spam'] )
- $class .= ' wpcf7-spam-blocked';
- $content = $_POST['_wpcf7_mail_sent']['message'];
- }
- } elseif ( isset( $_POST['_wpcf7_validation_errors'] ) && $_POST['_wpcf7_validation_errors']['id'] == $this->id ) {
- $class .= ' wpcf7-validation-errors';
- $content = $this->message( 'validation_error' );
- }
- } else {
- $class .= ' wpcf7-display-none';
- }
-
- $class = ' class="' . $class . '"';
-
- return '<div' . $class . '>' . $content . '</div>';
- }
-
- function validation_error( $name ) {
- if ( $this->is_posted() && $ve = $_POST['_wpcf7_validation_errors']['messages'][$name] )
- return apply_filters( 'wpcf7_validation_error',
- '<span class="wpcf7-not-valid-tip-no-ajax">' . esc_html( $ve ) . '</span>',
- $name, $this );
-
- return '';
- }
-
- /* Form Elements */
-
- function form_do_shortcode() {
- global $wpcf7_shortcode_manager;
-
- $form = $this->form;
-
- $form = $wpcf7_shortcode_manager->do_shortcode( $form );
- $this->scanned_form_tags = $wpcf7_shortcode_manager->scanned_tags;
-
- if ( WPCF7_AUTOP )
- $form = wpcf7_autop( $form );
-
- return $form;
- }
-
- function form_scan_shortcode( $cond = null ) {
- global $wpcf7_shortcode_manager;
-
- if ( ! empty( $this->scanned_form_tags ) ) {
- $scanned = $this->scanned_form_tags;
- } else {
- $scanned = $wpcf7_shortcode_manager->scan_shortcode( $this->form );
- $this->scanned_form_tags = $scanned;
- }
-
- if ( empty( $scanned ) )
- return null;
-
- if ( ! is_array( $cond ) || empty( $cond ) )
- return $scanned;
-
- for ( $i = 0, $size = count( $scanned ); $i < $size; $i++ ) {
-
- if ( is_string( $cond['type'] ) && ! empty( $cond['type'] ) ) {
- if ( $scanned[$i]['type'] != $cond['type'] ) {
- unset( $scanned[$i] );
- continue;
- }
- } elseif ( is_array( $cond['type'] ) ) {
- if ( ! in_array( $scanned[$i]['type'], $cond['type'] ) ) {
- unset( $scanned[$i] );
- continue;
- }
- }
-
- if ( is_string( $cond['name'] ) && ! empty( $cond['name'] ) ) {
- if ( $scanned[$i]['name'] != $cond['name'] ) {
- unset ( $scanned[$i] );
- continue;
- }
- } elseif ( is_array( $cond['name'] ) ) {
- if ( ! in_array( $scanned[$i]['name'], $cond['name'] ) ) {
- unset( $scanned[$i] );
- continue;
- }
- }
- }
-
- return array_values( $scanned );
- }
-
- function form_elements() {
- $form = apply_filters( 'wpcf7_form_elements', $this->form_do_shortcode() );
-
- // Response output
- $response_regex = '%\[\s*response\s*\]%';
- $form = preg_replace_callback( $response_regex,
- array( &$this, 'response_replace_callback' ), $form );
-
- return $form;
- }
-
- function response_replace_callback( $matches ) {
- $this->responses_count += 1;
- return $this->form_response_output();
- }
-
- /* Validate */
-
- function validate() {
- $fes = $this->form_scan_shortcode();
-
- $result = array( 'valid' => true, 'reason' => array() );
-
- foreach ( $fes as $fe ) {
- $result = apply_filters( 'wpcf7_validate_' . $fe['type'], $result, $fe );
- }
-
- return $result;
- }
-
- /* Acceptance */
-
- function accepted() {
- $accepted = true;
-
- return apply_filters( 'wpcf7_acceptance', $accepted );
- }
-
- /* Akismet */
-
- function akismet() {
- global $akismet_api_host, $akismet_api_port;
-
- if ( ! function_exists( 'akismet_http_post' ) ||
- ! ( get_option( 'wordpress_api_key' ) || $wpcom_api_key ) )
- return false;
-
- $akismet_ready = false;
- $author = $author_email = $author_url = $content = '';
- $fes = $this->form_scan_shortcode();
-
- foreach ( $fes as $fe ) {
- if ( ! is_array( $fe['options'] ) ) continue;
-
- if ( preg_grep( '%^akismet:author$%', $fe['options'] ) && '' == $author ) {
- $author = $_POST[$fe['name']];
- $akismet_ready = true;
- }
-
- if ( preg_grep( '%^akismet:author_email$%', $fe['options'] ) && '' == $author_email ) {
- $author_email = $_POST[$fe['name']];
- $akismet_ready = true;
- }
-
- if ( preg_grep( '%^akismet:author_url$%', $fe['options'] ) && '' == $author_url ) {
- $author_url = $_POST[$fe['name']];
- $akismet_ready = true;
- }
-
- if ( '' != $content )
- $content .= "\n\n";
-
- $content .= $_POST[$fe['name']];
- }
-
- if ( ! $akismet_ready )
- return false;
-
- $c['blog'] = get_option( 'home' );
- $c['user_ip'] = preg_replace( '/[^0-9., ]/', '', $_SERVER['REMOTE_ADDR'] );
- $c['user_agent'] = $_SERVER['HTTP_USER_AGENT'];
- $c['referrer'] = $_SERVER['HTTP_REFERER'];
- $c['comment_type'] = 'contactform7';
- if ( $permalink = get_permalink() )
- $c['permalink'] = $permalink;
- if ( '' != $author )
- $c['comment_author'] = $author;
- if ( '' != $author_email )
- $c['comment_author_email'] = $author_email;
- if ( '' != $author_url )
- $c['comment_author_url'] = $author_url;
- if ( '' != $content )
- $c['comment_content'] = $content;
-
- $ignore = array( 'HTTP_COOKIE' );
-
- foreach ( $_SERVER as $key => $value )
- if ( ! in_array( $key, (array) $ignore ) )
- $c["$key"] = $value;
-
- $query_string = '';
- foreach ( $c as $key => $data )
- $query_string .= $key . '=' . urlencode( stripslashes( $data ) ) . '&';
-
- $response = akismet_http_post( $query_string, $akismet_api_host,
- '/1.1/comment-check', $akismet_api_port );
- if ( 'true' == $response[1] )
- return true;
- else
- return false;
- }
-
- /* Mail */
-
- function mail() {
- $fes = $this->form_scan_shortcode();
-
- foreach ( $fes as $fe ) {
- $name = $fe['name'];
- $pipes = $fe['pipes'];
-
- if ( empty( $name ) )
- continue;
-
- $value = $_POST[$name];
-
- if ( WPCF7_USE_PIPE && is_a( $pipes, 'WPCF7_Pipes' ) && ! $pipes->zero() ) {
- if ( is_array( $value) ) {
- $new_value = array();
- foreach ( $value as $v ) {
- $new_value[] = $pipes->do_pipe( stripslashes( $v ) );
- }
- $value = $new_value;
- } else {
- $value = $pipes->do_pipe( stripslashes( $value ) );
- }
- }
-
- $this->posted_data[$name] = $value;
- }
-
- if ( $this->in_demo_mode() )
- $this->skip_mail = true;
-
- do_action_ref_array( 'wpcf7_before_send_mail', array( &$this ) );
-
- if ( $this->skip_mail )
- return true;
-
- if ( $this->compose_and_send_mail( $this->mail ) ) {
- if ( $this->mail_2['active'] )
- $this->compose_and_send_mail( $this->mail_2 );
-
- return true;
- }
-
- return false;
- }
-
- function compose_and_send_mail( $mail_template ) {
- $regex = '/\[\s*([a-zA-Z_][0-9a-zA-Z:._-]*)\s*\]/';
- $callback = array( &$this, 'mail_callback' );
-
- $subject = preg_replace_callback( $regex, $callback, $mail_template['subject'] );
- $sender = preg_replace_callback( $regex, $callback, $mail_template['sender'] );
- $recipient = preg_replace_callback( $regex, $callback, $mail_template['recipient'] );
- $additional_headers =
- preg_replace_callback( $regex, $callback, $mail_template['additional_headers'] );
-
- if ( $mail_template['use_html'] ) {
- $callback_html = array( &$this, 'mail_callback_html' );
- $body = preg_replace_callback( $regex, $callback_html, $mail_template['body'] );
- } else {
- $body = preg_replace_callback( $regex, $callback, $mail_template['body'] );
- }
-
- extract( apply_filters( 'wpcf7_mail_components',
- compact( 'subject', 'sender', 'body', 'recipient', 'additional_headers' ) ) );
-
- $headers = "From: $sender\n";
-
- if ( $mail_template['use_html'] )
- $headers .= "Content-Type: text/html\n";
-
- $headers .= trim( $additional_headers ) . "\n";
-
- if ( $this->uploaded_files ) {
- $for_this_mail = array();
- foreach ( $this->uploaded_files as $name => $path ) {
- if ( false === strpos( $mail_template['attachments'], "[${name}]" ) )
- continue;
- $for_this_mail[] = $path;
- }
-
- return @wp_mail( $recipient, $subject, $body, $headers, $for_this_mail );
- } else {
- return @wp_mail( $recipient, $subject, $body, $headers );
- }
- }
-
- function mail_callback_html( $matches ) {
- return $this->mail_callback( $matches, true );
- }
-
- function mail_callback( $matches, $html = false ) {
- if ( isset( $this->posted_data[$matches[1]] ) ) {
- $submitted = $this->posted_data[$matches[1]];
-
- if ( is_array( $submitted ) )
- $replaced = join( ', ', $submitted );
- else
- $replaced = $submitted;
-
- if ( $html )
- $replaced = esc_html( $replaced );
-
- $replaced = apply_filters( 'wpcf7_mail_tag_replaced', $replaced, $submitted );
-
- return stripslashes( $replaced );
- }
-
- if ( $special = apply_filters( 'wpcf7_special_mail_tags', '', $matches[1] ) )
- return $special;
-
- return $matches[0];
- }
-
- /* Message */
-
- function message( $status ) {
- $messages = $this->messages;
- $message = $messages[$status];
-
- return apply_filters( 'wpcf7_display_message', $message );
- }
-
- /* Additional settings */
-
- function additional_setting( $name, $max = 1 ) {
- $tmp_settings = (array) explode( "\n", $this->additional_settings );
-
- $count = 0;
- $values = array();
-
- foreach ( $tmp_settings as $setting ) {
- if ( preg_match('/^([a-zA-Z0-9_]+)\s*:(.*)$/', $setting, $matches ) ) {
- if ( $matches[1] != $name )
- continue;
-
- if ( ! $max || $count < (int) $max ) {
- $values[] = trim( $matches[2] );
- $count += 1;
- }
- }
- }
-
- return $values;
- }
-
- function in_demo_mode() {
- $settings = $this->additional_setting( 'demo_mode', false );
-
- foreach ( $settings as $setting ) {
- if ( in_array( $setting, array( 'on', 'true', '1' ) ) )
- return true;
- }
-
- return false;
- }
-
- /* Upgrade */
-
- function upgrade() {
- if ( ! isset( $this->mail['recipient'] ) )
- $this->mail['recipient'] = get_option( 'admin_email' );
-
-
- if ( ! is_array( $this->messages ) )
- $this->messages = array();
-
-
- foreach ( wpcf7_messages() as $key => $arr ) {
- if ( ! isset( $this->messages[$key] ) )
- $this->messages[$key] = $arr['default'];
- }
- }
-
- /* Save */
-
- function save() {
- global $wpdb, $wpcf7;
-
- $fields = array(
- 'title' => maybe_serialize( stripslashes_deep( $this->title ) ),
- 'form' => maybe_serialize( stripslashes_deep( $this->form ) ),
- 'mail' => maybe_serialize( stripslashes_deep( $this->mail ) ),
- 'mail_2' => maybe_serialize ( stripslashes_deep( $this->mail_2 ) ),
- 'messages' => maybe_serialize( stripslashes_deep( $this->messages ) ),
- 'additional_settings' =>
- maybe_serialize( stripslashes_deep( $this->additional_settings ) ) );
-
- if ( $this->initial ) {
- $result = $wpdb->insert( $wpcf7->contactforms, $fields );
-
- if ( $result ) {
- $this->initial = false;
- $this->id = $wpdb->insert_id;
-
- do_action_ref_array( 'wpcf7_after_create', array( &$this ) );
- } else {
- return false; // Failed to save
- }
-
- } else { // Update
- if ( ! (int) $this->id )
- return false; // Missing ID
-
- $result = $wpdb->update( $wpcf7->contactforms, $fields,
- array( 'cf7_unit_id' => absint( $this->id ) ) );
-
- if ( false !== $result ) {
- do_action_ref_array( 'wpcf7_after_update', array( &$this ) );
- } else {
- return false; // Failed to save
- }
- }
-
- do_action_ref_array( 'wpcf7_after_save', array( &$this ) );
- return true; // Succeeded to save
- }
-
- function copy() {
- $new = new WPCF7_ContactForm();
- $new->initial = true;
-
- $new->title = $this->title . '_copy';
- $new->form = $this->form;
- $new->mail = $this->mail;
- $new->mail_2 = $this->mail_2;
- $new->messages = $this->messages;
- $new->additional_settings = $this->additional_settings;
-
- return $new;
- }
-
- function delete() {
- global $wpdb, $wpcf7;
-
- if ( $this->initial )
- return;
-
- $query = $wpdb->prepare(
- "DELETE FROM $wpcf7->contactforms WHERE cf7_unit_id = %d LIMIT 1",
- absint( $this->id ) );
-
- $wpdb->query( $query );
-
- $this->initial = true;
- $this->id = null;
- }
- }
-
- function wpcf7_contact_form( $id ) {
- global $wpdb, $wpcf7;
-
- $query = $wpdb->prepare( "SELECT * FROM $wpcf7->contactforms WHERE cf7_unit_id = %d", $id );
-
- if ( ! $row = $wpdb->get_row( $query ) )
- return false; // No data
-
- $contact_form = new WPCF7_ContactForm();
- $contact_form->id = $row->cf7_unit_id;
- $contact_form->title = maybe_unserialize( $row->title );
- $contact_form->form = maybe_unserialize( $row->form );
- $contact_form->mail = maybe_unserialize( $row->mail );
- $contact_form->mail_2 = maybe_unserialize( $row->mail_2 );
- $contact_form->messages = maybe_unserialize( $row->messages );
- $contact_form->additional_settings = maybe_unserialize( $row->additional_settings );
-
- $contact_form->upgrade();
-
- return $contact_form;
- }
-
- function wpcf7_contact_form_default_pack( $locale = null ) {
- global $l10n;
-
- if ( $locale && $locale != get_locale() ) {
- $mo_orig = $l10n['wpcf7'];
- unset( $l10n['wpcf7'] );
-
- if ( 'en_US' != $locale ) {
- $mofile = wpcf7_plugin_path( 'languages/wpcf7-' . $locale . '.mo' );
- if ( ! load_textdomain( 'wpcf7', $mofile ) ) {
- $l10n['wpcf7'] = $mo_orig;
- unset( $mo_orig );
- }
- }
- }
-
- $contact_form = new WPCF7_ContactForm();
- $contact_form->initial = true;
-
- $contact_form->title = __( 'Untitled', 'wpcf7' );
- $contact_form->form = wpcf7_default_form_template();
- $contact_form->mail = wpcf7_default_mail_template();
- $contact_form->mail_2 = wpcf7_default_mail_2_template();
- $contact_form->messages = wpcf7_default_messages_template();
-
- if ( isset( $mo_orig ) )
- $l10n['wpcf7'] = $mo_orig;
-
- return $contact_form;
- }
-
- ?>