rebase code on oct-10-2023
This commit is contained in:
@@ -1,27 +0,0 @@
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<?php
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add_action(
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'wpcf7_update_option',
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'wpcf7_config_validator_update_option',
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10, 3
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);
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/**
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* Runs bulk validation after the reCAPTCHA integration option is updated.
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*/
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function wpcf7_config_validator_update_option( $name, $value, $old_option ) {
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if ( 'recaptcha' === $name ) {
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$contact_forms = WPCF7_ContactForm::find();
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$options = array(
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'include' => 'unsafe_email_without_protection',
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);
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foreach ( $contact_forms as $contact_form ) {
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$config_validator = new WPCF7_ConfigValidator( $contact_form, $options );
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$config_validator->restore();
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$config_validator->validate();
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$config_validator->save();
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}
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}
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}
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@@ -6,22 +6,17 @@ trait WPCF7_ConfigValidator_AdditionalSettings {
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* Runs error detection for the additional settings section.
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*/
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public function validate_additional_settings() {
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$section = 'additional_settings.body';
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$deprecated_settings_used =
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$this->contact_form->additional_setting( 'on_sent_ok' ) ||
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$this->contact_form->additional_setting( 'on_submit' );
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if ( $this->supports( 'deprecated_settings' ) ) {
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$deprecated_settings_used =
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$this->contact_form->additional_setting( 'on_sent_ok' ) ||
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$this->contact_form->additional_setting( 'on_submit' );
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if ( $deprecated_settings_used ) {
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$this->add_error( $section, 'deprecated_settings',
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array(
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'message' => __( "Deprecated settings are used.", 'contact-form-7' ),
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)
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);
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} else {
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$this->remove_error( $section, 'deprecated_settings' );
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}
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if ( $deprecated_settings_used ) {
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return $this->add_error( 'additional_settings.body',
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'deprecated_settings',
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array(
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'message' => __( "Deprecated settings are used.", 'contact-form-7' ),
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)
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);
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}
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}
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@@ -8,83 +8,12 @@ trait WPCF7_ConfigValidator_Form {
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public function validate_form() {
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$section = 'form.body';
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$form = $this->contact_form->prop( 'form' );
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if ( $this->supports( 'multiple_controls_in_label' ) ) {
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if ( $this->detect_multiple_controls_in_label( $section, $form ) ) {
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$this->add_error( $section, 'multiple_controls_in_label',
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array(
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'message' => __( "Multiple form controls are in a single label element.", 'contact-form-7' ),
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)
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);
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} else {
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$this->remove_error( $section, 'multiple_controls_in_label' );
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}
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}
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if ( $this->supports( 'unavailable_names' ) ) {
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$ng_names = $this->detect_unavailable_names( $section, $form );
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if ( $ng_names ) {
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$this->add_error( $section, 'unavailable_names',
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array(
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'message' =>
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/* translators: %names%: a list of form control names */
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__( "Unavailable names (%names%) are used for form controls.", 'contact-form-7' ),
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'params' => array( 'names' => implode( ', ', $ng_names ) ),
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)
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);
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} else {
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$this->remove_error( $section, 'unavailable_names' );
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}
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}
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if ( $this->supports( 'unavailable_html_elements' ) ) {
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if ( $this->detect_unavailable_html_elements( $section, $form ) ) {
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$this->add_error( $section, 'unavailable_html_elements',
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array(
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'message' => __( "Unavailable HTML elements are used in the form template.", 'contact-form-7' ),
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)
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);
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} else {
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$this->remove_error( $section, 'unavailable_html_elements' );
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}
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}
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if ( $this->supports( 'dots_in_names' ) ) {
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if ( $this->detect_dots_in_names( $section, $form ) ) {
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$this->add_error( $section, 'dots_in_names',
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array(
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'message' => __( "Dots are used in form-tag names.", 'contact-form-7' ),
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)
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);
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} else {
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$this->remove_error( $section, 'dots_in_names' );
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}
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}
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if ( $this->supports( 'colons_in_names' ) ) {
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if ( $this->detect_colons_in_names( $section, $form ) ) {
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$this->add_error( $section, 'colons_in_names',
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array(
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'message' => __( "Colons are used in form-tag names.", 'contact-form-7' ),
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)
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);
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} else {
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$this->remove_error( $section, 'colons_in_names' );
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}
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}
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if ( $this->supports( 'upload_filesize_overlimit' ) ) {
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if ( $this->detect_upload_filesize_overlimit( $section, $form ) ) {
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$this->add_error( $section, 'upload_filesize_overlimit',
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array(
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'message' => __( "Uploadable file size exceeds PHP’s maximum acceptable size.", 'contact-form-7' ),
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)
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);
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} else {
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$this->remove_error( $section, 'upload_filesize_overlimit' );
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}
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}
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$this->detect_multiple_controls_in_label( $section, $form );
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$this->detect_unavailable_names( $section, $form );
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$this->detect_unavailable_html_elements( $section, $form );
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$this->detect_dots_in_names( $section, $form );
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$this->detect_colons_in_names( $section, $form );
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$this->detect_upload_filesize_overlimit( $section, $form );
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}
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@@ -125,7 +54,12 @@ trait WPCF7_ConfigValidator_Form {
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}
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if ( 1 < $fields_count ) {
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return true;
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return $this->add_error( $section,
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'multiple_controls_in_label',
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array(
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'message' => __( "Multiple form controls are in a single label element.", 'contact-form-7' ),
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)
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);
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}
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}
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}
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@@ -164,7 +98,17 @@ trait WPCF7_ConfigValidator_Form {
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}
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if ( $ng_names ) {
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return array_unique( $ng_names );
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$ng_names = array_unique( $ng_names );
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return $this->add_error( $section,
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'unavailable_names',
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array(
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'message' =>
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/* translators: %names%: a list of form control names */
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__( "Unavailable names (%names%) are used for form controls.", 'contact-form-7' ),
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'params' => array( 'names' => implode( ', ', $ng_names ) ),
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)
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);
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}
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return false;
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@@ -180,7 +124,12 @@ trait WPCF7_ConfigValidator_Form {
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$pattern = '%(?:<form[\s\t>]|</form>)%i';
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if ( preg_match( $pattern, $content ) ) {
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return true;
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return $this->add_error( $section,
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'unavailable_html_elements',
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array(
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'message' => __( "Unavailable HTML elements are used in the form template.", 'contact-form-7' ),
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)
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);
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}
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return false;
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@@ -201,7 +150,12 @@ trait WPCF7_ConfigValidator_Form {
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foreach ( $tags as $tag ) {
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if ( str_contains( $tag->raw_name, '.' ) ) {
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return true;
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return $this->add_error( $section,
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'dots_in_names',
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array(
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'message' => __( "Dots are used in form-tag names.", 'contact-form-7' ),
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)
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);
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}
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}
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@@ -223,7 +177,12 @@ trait WPCF7_ConfigValidator_Form {
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foreach ( $tags as $tag ) {
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if ( str_contains( $tag->raw_name, ':' ) ) {
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return true;
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return $this->add_error( $section,
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'colons_in_names',
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array(
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'message' => __( "Colons are used in form-tag names.", 'contact-form-7' ),
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)
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);
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}
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}
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@@ -268,7 +227,12 @@ trait WPCF7_ConfigValidator_Form {
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foreach ( $tags as $tag ) {
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if ( $upload_max_filesize < $tag->get_limit_option() ) {
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return true;
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return $this->add_error( $section,
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'upload_filesize_overlimit',
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array(
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'message' => __( "Uploadable file size exceeds PHP’s maximum acceptable size.", 'contact-form-7' ),
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)
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);
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}
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}
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@@ -2,27 +2,11 @@
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trait WPCF7_ConfigValidator_Mail {
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/**
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* Replaces all mail-tags in the given content.
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*/
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public function replace_mail_tags( $content, $args = '' ) {
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$args = wp_parse_args( $args, array(
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'html' => false,
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'callback' =>
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array( $this, 'replace_mail_tags_with_minimum_input_callback' ),
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) );
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$content = new WPCF7_MailTaggedText( $content, $args );
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return $content->replace_tags();
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}
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/**
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* Callback function for WPCF7_MailTaggedText. Replaces mail-tags with
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* the most conservative inputs.
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*/
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public function replace_mail_tags_with_minimum_input_callback( $matches ) {
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public function replace_mail_tags_with_minimum_input( $matches ) {
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// allow [[foo]] syntax for escaping a tag
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if ( $matches[1] === '[' and $matches[4] === ']' ) {
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return substr( $matches[0], 1, -1 );
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@@ -140,253 +124,109 @@ trait WPCF7_ConfigValidator_Mail {
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'attachments' => '',
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) );
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$this->validate_mail_subject(
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$template,
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$components['subject']
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$callback = array( $this, 'replace_mail_tags_with_minimum_input' );
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$subject = new WPCF7_MailTaggedText(
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$components['subject'],
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array( 'callback' => $callback )
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);
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$this->validate_mail_sender(
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$template,
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$components['sender']
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$subject = $subject->replace_tags();
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$subject = wpcf7_strip_newline( $subject );
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$this->detect_maybe_empty( sprintf( '%s.subject', $template ), $subject );
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$sender = new WPCF7_MailTaggedText(
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$components['sender'],
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array( 'callback' => $callback )
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);
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$this->validate_mail_recipient(
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$template,
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$components['recipient']
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$sender = $sender->replace_tags();
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$sender = wpcf7_strip_newline( $sender );
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$invalid_mailbox = $this->detect_invalid_mailbox_syntax(
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sprintf( '%s.sender', $template ),
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$sender
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);
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$this->validate_mail_additional_headers(
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$template,
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$components['additional_headers']
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);
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$this->validate_mail_body(
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$template,
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$components['body']
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);
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$this->validate_mail_attachments(
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$template,
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$components['attachments']
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);
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}
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/**
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* Runs error detection for the mail subject section.
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*/
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public function validate_mail_subject( $template, $content ) {
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$section = sprintf( '%s.subject', $template );
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if ( $this->supports( 'maybe_empty' ) ) {
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if ( $this->detect_maybe_empty( $section, $content ) ) {
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$this->add_error( $section, 'maybe_empty',
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array(
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'message' => __( "There is a possible empty field.", 'contact-form-7' ),
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)
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);
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} else {
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$this->remove_error( $section, 'maybe_empty' );
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}
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}
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}
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/**
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* Runs error detection for the mail sender section.
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*/
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public function validate_mail_sender( $template, $content ) {
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$section = sprintf( '%s.sender', $template );
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if ( $this->supports( 'invalid_mailbox_syntax' ) ) {
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if ( $this->detect_invalid_mailbox_syntax( $section, $content ) ) {
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$this->add_error( $section, 'invalid_mailbox_syntax',
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array(
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'message' => __( "Invalid mailbox syntax is used.", 'contact-form-7' ),
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)
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);
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} else {
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$this->remove_error( $section, 'invalid_mailbox_syntax' );
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}
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if ( ! $invalid_mailbox and ! wpcf7_is_email_in_site_domain( $sender ) ) {
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$this->add_error( sprintf( '%s.sender', $template ),
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'email_not_in_site_domain',
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array(
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'message' => __( "Sender email address does not belong to the site domain.", 'contact-form-7' ),
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)
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);
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}
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if ( $this->supports( 'email_not_in_site_domain' ) ) {
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$this->remove_error( $section, 'email_not_in_site_domain' );
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$recipient = new WPCF7_MailTaggedText(
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$components['recipient'],
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array( 'callback' => $callback )
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);
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if ( ! $this->has_error( $section, 'invalid_mailbox_syntax' ) ) {
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$sender = $this->replace_mail_tags( $content );
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$sender = wpcf7_strip_newline( $sender );
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$recipient = $recipient->replace_tags();
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$recipient = wpcf7_strip_newline( $recipient );
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if ( ! wpcf7_is_email_in_site_domain( $sender ) ) {
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$this->add_error( $section, 'email_not_in_site_domain',
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array(
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'message' => __( "Sender email address does not belong to the site domain.", 'contact-form-7' ),
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)
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);
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}
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}
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}
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}
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$this->detect_invalid_mailbox_syntax(
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sprintf( '%s.recipient', $template ),
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$recipient
|
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);
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$additional_headers = new WPCF7_MailTaggedText(
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$components['additional_headers'],
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array( 'callback' => $callback )
|
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);
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/**
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* Runs error detection for the mail recipient section.
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*/
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public function validate_mail_recipient( $template, $content ) {
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$section = sprintf( '%s.recipient', $template );
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$additional_headers = $additional_headers->replace_tags();
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$additional_headers = explode( "\n", $additional_headers );
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$mailbox_header_types = array( 'reply-to', 'cc', 'bcc' );
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$invalid_mail_header_exists = false;
|
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|
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if ( $this->supports( 'invalid_mailbox_syntax' ) ) {
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if ( $this->detect_invalid_mailbox_syntax( $section, $content ) ) {
|
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$this->add_error( $section, 'invalid_mailbox_syntax',
|
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array(
|
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'message' => __( "Invalid mailbox syntax is used.", 'contact-form-7' ),
|
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)
|
||||
);
|
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} else {
|
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$this->remove_error( $section, 'invalid_mailbox_syntax' );
|
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}
|
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}
|
||||
|
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if ( $this->supports( 'unsafe_email_without_protection' ) ) {
|
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$this->remove_error( $section, 'unsafe_email_without_protection' );
|
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|
||||
if ( ! $this->has_error( $section, 'invalid_mailbox_syntax' ) ) {
|
||||
if (
|
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$this->detect_unsafe_email_without_protection( $section, $content )
|
||||
) {
|
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$this->add_error( $section, 'unsafe_email_without_protection',
|
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array(
|
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'message' => __( "Unsafe email config is used without sufficient protection.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
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/**
|
||||
* Runs error detection for the mail additional headers section.
|
||||
*/
|
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public function validate_mail_additional_headers( $template, $content ) {
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$section = sprintf( '%s.additional_headers', $template );
|
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|
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$invalid_mail_headers = array();
|
||||
$invalid_mailbox_fields = array();
|
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$unsafe_email_fields = array();
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|
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foreach ( explode( "\n", $content ) as $header ) {
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foreach ( $additional_headers as $header ) {
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$header = trim( $header );
|
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|
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if ( '' === $header ) {
|
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continue;
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}
|
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|
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$is_valid_header = preg_match(
|
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'/^([0-9A-Za-z-]+):(.*)$/',
|
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$header,
|
||||
$matches
|
||||
);
|
||||
|
||||
if ( ! $is_valid_header ) {
|
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$invalid_mail_headers[] = $header;
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continue;
|
||||
}
|
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|
||||
$header_name = $matches[1];
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||||
$header_value = trim( $matches[2] );
|
||||
|
||||
if (
|
||||
in_array(
|
||||
strtolower( $header_name ), array( 'reply-to', 'cc', 'bcc' )
|
||||
) and
|
||||
'' !== $header_value and
|
||||
$this->detect_invalid_mailbox_syntax( $section, $header_value )
|
||||
) {
|
||||
$invalid_mailbox_fields[] = $header_name;
|
||||
continue;
|
||||
}
|
||||
|
||||
if (
|
||||
in_array( strtolower( $header_name ), array( 'cc', 'bcc' ) ) and
|
||||
$this->detect_unsafe_email_without_protection( $section, $header_value )
|
||||
) {
|
||||
$unsafe_email_fields[] = $header_name;
|
||||
}
|
||||
}
|
||||
|
||||
if ( $this->supports( 'invalid_mail_header' ) ) {
|
||||
if ( ! empty( $invalid_mail_headers ) ) {
|
||||
$this->add_error( $section, 'invalid_mail_header',
|
||||
array(
|
||||
'message' => __( "There are invalid mail header fields.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
if ( ! preg_match( '/^([0-9A-Za-z-]+):(.*)$/', $header, $matches ) ) {
|
||||
$invalid_mail_header_exists = true;
|
||||
} else {
|
||||
$this->remove_error( $section, 'invalid_mail_header' );
|
||||
}
|
||||
}
|
||||
$header_name = $matches[1];
|
||||
$header_value = trim( $matches[2] );
|
||||
|
||||
if ( $this->supports( 'invalid_mailbox_syntax' ) ) {
|
||||
if ( ! empty( $invalid_mailbox_fields ) ) {
|
||||
foreach ( $invalid_mailbox_fields as $header_name ) {
|
||||
$this->add_error( $section, 'invalid_mailbox_syntax',
|
||||
if ( in_array( strtolower( $header_name ), $mailbox_header_types )
|
||||
and '' !== $header_value ) {
|
||||
$this->detect_invalid_mailbox_syntax(
|
||||
sprintf( '%s.additional_headers', $template ),
|
||||
$header_value,
|
||||
array(
|
||||
'message' => __( "Invalid mailbox syntax is used in the %name% field.", 'contact-form-7' ),
|
||||
'params' => array( 'name' => $header_name ),
|
||||
'params' => array( 'name' => $header_name )
|
||||
)
|
||||
);
|
||||
}
|
||||
} else {
|
||||
$this->remove_error( $section, 'invalid_mailbox_syntax' );
|
||||
}
|
||||
}
|
||||
|
||||
if ( $this->supports( 'unsafe_email_without_protection' ) ) {
|
||||
if ( ! empty( $unsafe_email_fields ) ) {
|
||||
$this->add_error( $section, 'unsafe_email_without_protection',
|
||||
array(
|
||||
'message' => __( "Unsafe email config is used without sufficient protection.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
} else {
|
||||
$this->remove_error( $section, 'unsafe_email_without_protection' );
|
||||
}
|
||||
if ( $invalid_mail_header_exists ) {
|
||||
$this->add_error( sprintf( '%s.additional_headers', $template ),
|
||||
'invalid_mail_header',
|
||||
array(
|
||||
'message' => __( "There are invalid mail header fields.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
$body = new WPCF7_MailTaggedText(
|
||||
$components['body'],
|
||||
array( 'callback' => $callback )
|
||||
);
|
||||
|
||||
/**
|
||||
* Runs error detection for the mail body section.
|
||||
*/
|
||||
public function validate_mail_body( $template, $content ) {
|
||||
$section = sprintf( '%s.body', $template );
|
||||
$body = $body->replace_tags();
|
||||
|
||||
if ( $this->supports( 'maybe_empty' ) ) {
|
||||
if ( $this->detect_maybe_empty( $section, $content ) ) {
|
||||
$this->add_error( $section, 'maybe_empty',
|
||||
array(
|
||||
'message' => __( "There is a possible empty field.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
} else {
|
||||
$this->remove_error( $section, 'maybe_empty' );
|
||||
}
|
||||
}
|
||||
}
|
||||
$this->detect_maybe_empty( sprintf( '%s.body', $template ), $body );
|
||||
|
||||
|
||||
/**
|
||||
* Runs error detection for the mail attachments section.
|
||||
*/
|
||||
public function validate_mail_attachments( $template, $content ) {
|
||||
$section = sprintf( '%s.attachments', $template );
|
||||
|
||||
$total_size = 0;
|
||||
$files_not_found = array();
|
||||
$files_out_of_content = array();
|
||||
|
||||
if ( '' !== $content ) {
|
||||
if ( '' !== $components['attachments'] ) {
|
||||
$attachables = array();
|
||||
|
||||
$tags = $this->contact_form->scan_form_tags(
|
||||
@@ -396,7 +236,7 @@ trait WPCF7_ConfigValidator_Mail {
|
||||
foreach ( $tags as $tag ) {
|
||||
$name = $tag->name;
|
||||
|
||||
if ( ! str_contains( $content, "[{$name}]" ) ) {
|
||||
if ( ! str_contains( $components['attachments'], "[{$name}]" ) ) {
|
||||
continue;
|
||||
}
|
||||
|
||||
@@ -409,61 +249,41 @@ trait WPCF7_ConfigValidator_Mail {
|
||||
|
||||
$total_size = array_sum( $attachables );
|
||||
|
||||
foreach ( explode( "\n", $content ) as $line ) {
|
||||
$has_file_not_found = false;
|
||||
$has_file_not_in_content_dir = false;
|
||||
|
||||
foreach ( explode( "\n", $components['attachments'] ) as $line ) {
|
||||
$line = trim( $line );
|
||||
|
||||
if ( '' === $line or str_starts_with( $line, '[' ) ) {
|
||||
continue;
|
||||
}
|
||||
|
||||
if ( $this->detect_file_not_found( $section, $line ) ) {
|
||||
$files_not_found[] = $line;
|
||||
} elseif ( $this->detect_file_not_in_content_dir( $section, $line ) ) {
|
||||
$files_out_of_content[] = $line;
|
||||
} else {
|
||||
$has_file_not_found = $this->detect_file_not_found(
|
||||
sprintf( '%s.attachments', $template ), $line
|
||||
);
|
||||
|
||||
if ( ! $has_file_not_found and ! $has_file_not_in_content_dir ) {
|
||||
$has_file_not_in_content_dir = $this->detect_file_not_in_content_dir(
|
||||
sprintf( '%s.attachments', $template ), $line
|
||||
);
|
||||
}
|
||||
|
||||
if ( ! $has_file_not_found ) {
|
||||
$path = path_join( WP_CONTENT_DIR, $line );
|
||||
$total_size += (int) @filesize( $path );
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if ( $this->supports( 'file_not_found' ) ) {
|
||||
if ( ! empty( $files_not_found ) ) {
|
||||
foreach ( $files_not_found as $line ) {
|
||||
$this->add_error( $section, 'file_not_found',
|
||||
array(
|
||||
'message' => __( "Attachment file does not exist at %path%.", 'contact-form-7' ),
|
||||
'params' => array( 'path' => $line ),
|
||||
)
|
||||
);
|
||||
}
|
||||
} else {
|
||||
$this->remove_error( $section, 'file_not_found' );
|
||||
}
|
||||
}
|
||||
|
||||
if ( $this->supports( 'file_not_in_content_dir' ) ) {
|
||||
if ( ! empty( $files_out_of_content ) ) {
|
||||
$this->add_error( $section, 'file_not_in_content_dir',
|
||||
array(
|
||||
'message' => __( "It is not allowed to use files outside the wp-content directory.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
} else {
|
||||
$this->remove_error( $section, 'file_not_in_content_dir' );
|
||||
}
|
||||
}
|
||||
|
||||
if ( $this->supports( 'attachments_overweight' ) ) {
|
||||
$max = 25 * MB_IN_BYTES; // 25 MB
|
||||
|
||||
if ( $max < $total_size ) {
|
||||
$this->add_error( $section, 'attachments_overweight',
|
||||
$this->add_error( sprintf( '%s.attachments', $template ),
|
||||
'attachments_overweight',
|
||||
array(
|
||||
'message' => __( "The total size of attachment files is too large.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
} else {
|
||||
$this->remove_error( $section, 'attachments_overweight' );
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -474,12 +294,17 @@ trait WPCF7_ConfigValidator_Mail {
|
||||
*
|
||||
* @link https://contactform7.com/configuration-errors/invalid-mailbox-syntax/
|
||||
*/
|
||||
public function detect_invalid_mailbox_syntax( $section, $content ) {
|
||||
$content = $this->replace_mail_tags( $content );
|
||||
$content = wpcf7_strip_newline( $content );
|
||||
public function detect_invalid_mailbox_syntax( $section, $content, $args = '' ) {
|
||||
$args = wp_parse_args( $args, array(
|
||||
'message' => __( "Invalid mailbox syntax is used.", 'contact-form-7' ),
|
||||
'params' => array(),
|
||||
) );
|
||||
|
||||
if ( ! wpcf7_is_mailbox_list( $content ) ) {
|
||||
return true;
|
||||
return $this->add_error( $section,
|
||||
'invalid_mailbox_syntax',
|
||||
$args
|
||||
);
|
||||
}
|
||||
|
||||
return false;
|
||||
@@ -492,11 +317,13 @@ trait WPCF7_ConfigValidator_Mail {
|
||||
* @link https://contactform7.com/configuration-errors/maybe-empty/
|
||||
*/
|
||||
public function detect_maybe_empty( $section, $content ) {
|
||||
$content = $this->replace_mail_tags( $content );
|
||||
$content = wpcf7_strip_newline( $content );
|
||||
|
||||
if ( '' === $content ) {
|
||||
return true;
|
||||
return $this->add_error( $section,
|
||||
'maybe_empty',
|
||||
array(
|
||||
'message' => __( "There is a possible empty field.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
}
|
||||
|
||||
return false;
|
||||
@@ -512,7 +339,13 @@ trait WPCF7_ConfigValidator_Mail {
|
||||
$path = path_join( WP_CONTENT_DIR, $content );
|
||||
|
||||
if ( ! is_readable( $path ) or ! is_file( $path ) ) {
|
||||
return true;
|
||||
return $this->add_error( $section,
|
||||
'file_not_found',
|
||||
array(
|
||||
'message' => __( "Attachment file does not exist at %path%.", 'contact-form-7' ),
|
||||
'params' => array( 'path' => $content ),
|
||||
)
|
||||
);
|
||||
}
|
||||
|
||||
return false;
|
||||
@@ -528,73 +361,12 @@ trait WPCF7_ConfigValidator_Mail {
|
||||
$path = path_join( WP_CONTENT_DIR, $content );
|
||||
|
||||
if ( ! wpcf7_is_file_path_in_content_dir( $path ) ) {
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Detects errors of that unsafe email config is used without
|
||||
* sufficient protection.
|
||||
*
|
||||
* @link https://contactform7.com/configuration-errors/unsafe-email-without-protection/
|
||||
*/
|
||||
public function detect_unsafe_email_without_protection( $section, $content ) {
|
||||
static $is_recaptcha_active = null;
|
||||
|
||||
if ( null === $is_recaptcha_active ) {
|
||||
$is_recaptcha_active = call_user_func( function () {
|
||||
$service = WPCF7_RECAPTCHA::get_instance();
|
||||
return $service->is_active();
|
||||
} );
|
||||
}
|
||||
|
||||
if ( $is_recaptcha_active ) {
|
||||
return false;
|
||||
}
|
||||
|
||||
$example_email = 'example@example.com';
|
||||
|
||||
// Replace mail-tags connected to an email type form-tag first.
|
||||
$content = $this->replace_mail_tags( $content, array(
|
||||
'callback' => function ( $matches ) use ( $example_email ) {
|
||||
// allow [[foo]] syntax for escaping a tag
|
||||
if ( $matches[1] === '[' and $matches[4] === ']' ) {
|
||||
return substr( $matches[0], 1, -1 );
|
||||
}
|
||||
|
||||
$tag = $matches[0];
|
||||
$tagname = $matches[2];
|
||||
$values = $matches[3];
|
||||
|
||||
$mail_tag = new WPCF7_MailTag( $tag, $tagname, $values );
|
||||
$field_name = $mail_tag->field_name();
|
||||
|
||||
$form_tags = $this->contact_form->scan_form_tags(
|
||||
array( 'name' => $field_name )
|
||||
);
|
||||
|
||||
if ( $form_tags ) {
|
||||
$form_tag = new WPCF7_FormTag( $form_tags[0] );
|
||||
|
||||
if ( 'email' === $form_tag->basetype ) {
|
||||
return $example_email;
|
||||
}
|
||||
}
|
||||
|
||||
return $tag;
|
||||
},
|
||||
) );
|
||||
|
||||
// Replace remaining mail-tags.
|
||||
$content = $this->replace_mail_tags( $content );
|
||||
|
||||
$content = wpcf7_strip_newline( $content );
|
||||
|
||||
if ( str_contains( $content, $example_email ) ) {
|
||||
return true;
|
||||
return $this->add_error( $section,
|
||||
'file_not_in_content_dir',
|
||||
array(
|
||||
'message' => __( "It is not allowed to use files outside the wp-content directory.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
}
|
||||
|
||||
return false;
|
||||
|
||||
@@ -12,27 +12,14 @@ trait WPCF7_ConfigValidator_Messages {
|
||||
return;
|
||||
}
|
||||
|
||||
if (
|
||||
isset( $messages['captcha_not_match'] ) and
|
||||
! wpcf7_use_really_simple_captcha()
|
||||
) {
|
||||
if ( isset( $messages['captcha_not_match'] )
|
||||
and ! wpcf7_use_really_simple_captcha() ) {
|
||||
unset( $messages['captcha_not_match'] );
|
||||
}
|
||||
|
||||
foreach ( $messages as $key => $message ) {
|
||||
$section = sprintf( 'messages.%s', $key );
|
||||
|
||||
if ( $this->supports( 'html_in_message' ) ) {
|
||||
if ( $this->detect_html_in_message( $section, $message ) ) {
|
||||
$this->add_error( $section, 'html_in_message',
|
||||
array(
|
||||
'message' => __( "HTML tags are used in a message.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
} else {
|
||||
$this->remove_error( $section, 'html_in_message' );
|
||||
}
|
||||
}
|
||||
$this->detect_html_in_message( $section, $message );
|
||||
}
|
||||
}
|
||||
|
||||
@@ -45,8 +32,13 @@ trait WPCF7_ConfigValidator_Messages {
|
||||
public function detect_html_in_message( $section, $content ) {
|
||||
$stripped = wp_strip_all_tags( $content );
|
||||
|
||||
if ( $stripped !== $content ) {
|
||||
return true;
|
||||
if ( $stripped != $content ) {
|
||||
return $this->add_error( $section,
|
||||
'html_in_message',
|
||||
array(
|
||||
'message' => __( "HTML tags are used in a message.", 'contact-form-7' ),
|
||||
)
|
||||
);
|
||||
}
|
||||
|
||||
return false;
|
||||
|
||||
@@ -4,7 +4,6 @@ require_once path_join( __DIR__, 'form.php' );
|
||||
require_once path_join( __DIR__, 'mail.php' );
|
||||
require_once path_join( __DIR__, 'messages.php' );
|
||||
require_once path_join( __DIR__, 'additional-settings.php' );
|
||||
require_once path_join( __DIR__, 'actions.php' );
|
||||
|
||||
|
||||
/**
|
||||
@@ -14,10 +13,15 @@ require_once path_join( __DIR__, 'actions.php' );
|
||||
*/
|
||||
class WPCF7_ConfigValidator {
|
||||
|
||||
use WPCF7_ConfigValidator_Form;
|
||||
use WPCF7_ConfigValidator_Mail;
|
||||
use WPCF7_ConfigValidator_Messages;
|
||||
use WPCF7_ConfigValidator_AdditionalSettings;
|
||||
|
||||
/**
|
||||
* The plugin version in which important updates happened last time.
|
||||
*/
|
||||
const last_important_update = '5.8.1';
|
||||
const last_important_update = '5.6.1';
|
||||
|
||||
const error_codes = array(
|
||||
'maybe_empty',
|
||||
@@ -35,18 +39,10 @@ class WPCF7_ConfigValidator {
|
||||
'dots_in_names',
|
||||
'colons_in_names',
|
||||
'upload_filesize_overlimit',
|
||||
'unsafe_email_without_protection',
|
||||
);
|
||||
|
||||
use WPCF7_ConfigValidator_Form;
|
||||
use WPCF7_ConfigValidator_Mail;
|
||||
use WPCF7_ConfigValidator_Messages;
|
||||
use WPCF7_ConfigValidator_AdditionalSettings;
|
||||
|
||||
private $contact_form;
|
||||
private $errors = array();
|
||||
private $include;
|
||||
private $exclude;
|
||||
|
||||
|
||||
/**
|
||||
@@ -70,21 +66,8 @@ class WPCF7_ConfigValidator {
|
||||
/**
|
||||
* Constructor.
|
||||
*/
|
||||
public function __construct( WPCF7_ContactForm $contact_form, $args = '' ) {
|
||||
$args = wp_parse_args( $args, array(
|
||||
'include' => null,
|
||||
'exclude' => null,
|
||||
) );
|
||||
|
||||
public function __construct( WPCF7_ContactForm $contact_form ) {
|
||||
$this->contact_form = $contact_form;
|
||||
|
||||
if ( isset( $args['include'] ) ) {
|
||||
$this->include = (array) $args['include'];
|
||||
}
|
||||
|
||||
if ( isset( $args['exclude'] ) ) {
|
||||
$this->exclude = (array) $args['exclude'];
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@@ -104,24 +87,6 @@ class WPCF7_ConfigValidator {
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Returns true if the given error code is supported by this instance.
|
||||
*/
|
||||
public function supports( $error_code ) {
|
||||
if ( isset( $this->include ) ) {
|
||||
$supported_codes = array_intersect( self::error_codes, $this->include );
|
||||
} else {
|
||||
$supported_codes = self::error_codes;
|
||||
}
|
||||
|
||||
if ( isset( $this->exclude ) ) {
|
||||
$supported_codes = array_diff( $supported_codes, $this->exclude );
|
||||
}
|
||||
|
||||
return in_array( $error_code, $supported_codes, true );
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Counts detected errors.
|
||||
*/
|
||||
@@ -230,27 +195,6 @@ class WPCF7_ConfigValidator {
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Returns true if the specified section has the specified error.
|
||||
*
|
||||
* @param string $section The section where the error detected.
|
||||
* @param string $code The unique code of the error.
|
||||
*/
|
||||
public function has_error( $section, $code ) {
|
||||
if ( empty( $this->errors[$section] ) ) {
|
||||
return false;
|
||||
}
|
||||
|
||||
foreach ( (array) $this->errors[$section] as $error ) {
|
||||
if ( isset( $error['code'] ) and $error['code'] === $code ) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Adds a validation error.
|
||||
*
|
||||
@@ -320,6 +264,8 @@ class WPCF7_ConfigValidator {
|
||||
* @return bool True if there is no error detected.
|
||||
*/
|
||||
public function validate() {
|
||||
$this->errors = array();
|
||||
|
||||
$this->validate_form();
|
||||
$this->validate_mail( 'mail' );
|
||||
$this->validate_mail( 'mail_2' );
|
||||
|
||||
Reference in New Issue
Block a user