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Form constraints validation
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parent
e47e884cc7
commit
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72 changed files with 1224 additions and 4336 deletions
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@ -2,30 +2,18 @@
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use crate::dom::bindings::cell::{DomRefCell, Ref};
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use crate::dom::bindings::codegen::Bindings::ValidityStateBinding::ValidityStateMethods;
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use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
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use crate::dom::bindings::root::{Dom, DomRoot};
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use crate::dom::bindings::str::DOMString;
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use crate::dom::element::Element;
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use crate::dom::window::Window;
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use dom_struct::dom_struct;
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use itertools::Itertools;
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use std::fmt;
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// https://html.spec.whatwg.org/multipage/#validity-states
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#[derive(JSTraceable, MallocSizeOf)]
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#[allow(dead_code)]
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pub enum ValidityStatus {
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ValueMissing,
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TypeMismatch,
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PatternMismatch,
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TooLong,
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TooShort,
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RangeUnderflow,
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RangeOverflow,
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StepMismatch,
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BadInput,
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CustomError,
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Valid,
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}
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bitflags! {
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pub struct ValidationFlags: u32 {
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const VALUE_MISSING = 0b0000000001;
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@ -41,12 +29,41 @@ bitflags! {
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}
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}
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impl fmt::Display for ValidationFlags {
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fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
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let flag_to_message = [
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(ValidationFlags::VALUE_MISSING, "Value missing"),
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(ValidationFlags::TYPE_MISMATCH, "Type mismatch"),
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(ValidationFlags::PATTERN_MISMATCH, "Pattern mismatch"),
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(ValidationFlags::TOO_LONG, "Too long"),
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(ValidationFlags::TOO_SHORT, "Too short"),
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(ValidationFlags::RANGE_UNDERFLOW, "Range underflow"),
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(ValidationFlags::RANGE_OVERFLOW, "Range overflow"),
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(ValidationFlags::STEP_MISMATCH, "Step mismatch"),
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(ValidationFlags::BAD_INPUT, "Bad input"),
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(ValidationFlags::CUSTOM_ERROR, "Custom error"),
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];
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flag_to_message
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.iter()
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.filter_map(|&(flag, flag_str)| {
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if self.contains(flag) {
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Some(flag_str)
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} else {
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None
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}
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})
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.format(", ")
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.fmt(formatter)
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}
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}
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// https://html.spec.whatwg.org/multipage/#validitystate
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#[dom_struct]
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pub struct ValidityState {
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reflector_: Reflector,
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element: Dom<Element>,
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state: ValidityStatus,
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custom_error_message: DomRefCell<DOMString>,
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}
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impl ValidityState {
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@ -54,68 +71,100 @@ impl ValidityState {
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ValidityState {
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reflector_: Reflector::new(),
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element: Dom::from_ref(element),
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state: ValidityStatus::Valid,
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custom_error_message: DomRefCell::new(DOMString::new()),
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}
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}
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pub fn new(window: &Window, element: &Element) -> DomRoot<ValidityState> {
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reflect_dom_object(Box::new(ValidityState::new_inherited(element)), window)
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}
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// https://html.spec.whatwg.org/multipage/#custom-validity-error-message
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pub fn custom_error_message(&self) -> Ref<DOMString> {
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self.custom_error_message.borrow()
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}
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// https://html.spec.whatwg.org/multipage/#custom-validity-error-message
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pub fn set_custom_error_message(&self, error: DOMString) {
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*self.custom_error_message.borrow_mut() = error;
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}
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}
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impl ValidityStateMethods for ValidityState {
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-valuemissing
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fn ValueMissing(&self) -> bool {
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false
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self.element.as_maybe_validatable().map_or(false, |e| {
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!e.validate(ValidationFlags::VALUE_MISSING).is_empty()
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})
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}
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-typemismatch
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fn TypeMismatch(&self) -> bool {
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false
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self.element.as_maybe_validatable().map_or(false, |e| {
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!e.validate(ValidationFlags::TYPE_MISMATCH).is_empty()
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})
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}
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-patternmismatch
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fn PatternMismatch(&self) -> bool {
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false
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self.element.as_maybe_validatable().map_or(false, |e| {
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!e.validate(ValidationFlags::PATTERN_MISMATCH).is_empty()
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})
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}
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-toolong
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fn TooLong(&self) -> bool {
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false
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self.element
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.as_maybe_validatable()
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.map_or(false, |e| !e.validate(ValidationFlags::TOO_LONG).is_empty())
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}
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-tooshort
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fn TooShort(&self) -> bool {
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false
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self.element.as_maybe_validatable().map_or(false, |e| {
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!e.validate(ValidationFlags::TOO_SHORT).is_empty()
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})
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}
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-rangeunderflow
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fn RangeUnderflow(&self) -> bool {
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false
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self.element.as_maybe_validatable().map_or(false, |e| {
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!e.validate(ValidationFlags::RANGE_UNDERFLOW).is_empty()
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})
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}
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-rangeoverflow
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fn RangeOverflow(&self) -> bool {
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false
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self.element.as_maybe_validatable().map_or(false, |e| {
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!e.validate(ValidationFlags::RANGE_OVERFLOW).is_empty()
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})
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}
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-stepmismatch
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fn StepMismatch(&self) -> bool {
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false
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self.element.as_maybe_validatable().map_or(false, |e| {
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!e.validate(ValidationFlags::STEP_MISMATCH).is_empty()
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})
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}
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-badinput
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fn BadInput(&self) -> bool {
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false
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self.element.as_maybe_validatable().map_or(false, |e| {
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!e.validate(ValidationFlags::BAD_INPUT).is_empty()
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})
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}
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-customerror
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fn CustomError(&self) -> bool {
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false
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self.element.as_maybe_validatable().map_or(false, |e| {
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!e.validate(ValidationFlags::CUSTOM_ERROR).is_empty()
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})
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}
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// https://html.spec.whatwg.org/multipage/#dom-validitystate-valid
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fn Valid(&self) -> bool {
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false
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self.element
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.as_maybe_validatable()
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.map_or(true, |e| e.validate(ValidationFlags::all()).is_empty())
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}
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}
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