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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
use nserror::{nsresult, NS_ERROR_FAILURE, NS_ERROR_NULL_POINTER, NS_ERROR_UNEXPECTED, NS_OK};
use nsstring::{nsACString, nsCString};
use sfv::Parser;
use sfv::SerializeValue;
use sfv::{
BareItem, Decimal, Dictionary, FromPrimitive, InnerList, Item, List, ListEntry, Parameters,
ParseMore,
};
use std::cell::RefCell;
use std::ops::Deref;
use thin_vec::ThinVec;
use xpcom::interfaces::{
nsISFVBareItem, nsISFVBool, nsISFVByteSeq, nsISFVDecimal, nsISFVDictionary, nsISFVInnerList,
nsISFVInteger, nsISFVItem, nsISFVItemOrInnerList, nsISFVList, nsISFVParams, nsISFVService,
nsISFVString, nsISFVToken,
};
use xpcom::{xpcom, xpcom_method, RefPtr, XpCom};
#[no_mangle]
pub unsafe extern "C" fn new_sfv_service(result: *mut *const nsISFVService) {
let service: RefPtr<SFVService> = SFVService::new();
RefPtr::new(service.coerce::<nsISFVService>()).forget(&mut *result);
}
#[xpcom(implement(nsISFVService), atomic)]
struct SFVService {}
impl SFVService {
fn new() -> RefPtr<SFVService> {
SFVService::allocate(InitSFVService {})
}
xpcom_method!(parse_dictionary => ParseDictionary(header: *const nsACString) -> *const nsISFVDictionary);
fn parse_dictionary(&self, header: &nsACString) -> Result<RefPtr<nsISFVDictionary>, nsresult> {
let parsed_dict = Parser::parse_dictionary(&header).map_err(|_| NS_ERROR_FAILURE)?;
let sfv_dict = SFVDictionary::new();
sfv_dict.value.replace(parsed_dict);
Ok(RefPtr::new(sfv_dict.coerce::<nsISFVDictionary>()))
}
xpcom_method!(parse_list => ParseList(field_value: *const nsACString) -> *const nsISFVList);
fn parse_list(&self, header: &nsACString) -> Result<RefPtr<nsISFVList>, nsresult> {
let parsed_list = Parser::parse_list(&header).map_err(|_| NS_ERROR_FAILURE)?;
let mut nsi_members = Vec::new();
for item_or_inner_list in parsed_list.iter() {
nsi_members.push(interface_from_list_entry(item_or_inner_list)?)
}
let sfv_list = SFVList::allocate(InitSFVList {
members: RefCell::new(nsi_members),
});
Ok(RefPtr::new(sfv_list.coerce::<nsISFVList>()))
}
xpcom_method!(parse_item => ParseItem(header: *const nsACString) -> *const nsISFVItem);
fn parse_item(&self, header: &nsACString) -> Result<RefPtr<nsISFVItem>, nsresult> {
let parsed_item = Parser::parse_item(&header).map_err(|_| NS_ERROR_FAILURE)?;
interface_from_item(&parsed_item)
}
xpcom_method!(new_integer => NewInteger(value: i64) -> *const nsISFVInteger);
fn new_integer(&self, value: i64) -> Result<RefPtr<nsISFVInteger>, nsresult> {
Ok(RefPtr::new(
SFVInteger::new(value).coerce::<nsISFVInteger>(),
))
}
xpcom_method!(new_decimal => NewDecimal(value: f64) -> *const nsISFVDecimal);
fn new_decimal(&self, value: f64) -> Result<RefPtr<nsISFVDecimal>, nsresult> {
Ok(RefPtr::new(
SFVDecimal::new(value).coerce::<nsISFVDecimal>(),
))
}
xpcom_method!(new_bool => NewBool(value: bool) -> *const nsISFVBool);
fn new_bool(&self, value: bool) -> Result<RefPtr<nsISFVBool>, nsresult> {
Ok(RefPtr::new(SFVBool::new(value).coerce::<nsISFVBool>()))
}
xpcom_method!(new_string => NewString(value: *const nsACString) -> *const nsISFVString);
fn new_string(&self, value: &nsACString) -> Result<RefPtr<nsISFVString>, nsresult> {
Ok(RefPtr::new(SFVString::new(value).coerce::<nsISFVString>()))
}
xpcom_method!(new_token => NewToken(value: *const nsACString) -> *const nsISFVToken);
fn new_token(&self, value: &nsACString) -> Result<RefPtr<nsISFVToken>, nsresult> {
Ok(RefPtr::new(SFVToken::new(value).coerce::<nsISFVToken>()))
}
xpcom_method!(new_byte_sequence => NewByteSequence(value: *const nsACString) -> *const nsISFVByteSeq);
fn new_byte_sequence(&self, value: &nsACString) -> Result<RefPtr<nsISFVByteSeq>, nsresult> {
Ok(RefPtr::new(
SFVByteSeq::new(value).coerce::<nsISFVByteSeq>(),
))
}
xpcom_method!(new_parameters => NewParameters() -> *const nsISFVParams);
fn new_parameters(&self) -> Result<RefPtr<nsISFVParams>, nsresult> {
Ok(RefPtr::new(SFVParams::new().coerce::<nsISFVParams>()))
}
xpcom_method!(new_item => NewItem(value: *const nsISFVBareItem, params: *const nsISFVParams) -> *const nsISFVItem);
fn new_item(
&self,
value: &nsISFVBareItem,
params: &nsISFVParams,
) -> Result<RefPtr<nsISFVItem>, nsresult> {
Ok(RefPtr::new(
SFVItem::new(value, params).coerce::<nsISFVItem>(),
))
}
xpcom_method!(new_inner_list => NewInnerList(items: *const thin_vec::ThinVec<Option<RefPtr<nsISFVItem>>>, params: *const nsISFVParams) -> *const nsISFVInnerList);
fn new_inner_list(
&self,
items: &thin_vec::ThinVec<Option<RefPtr<nsISFVItem>>>,
params: &nsISFVParams,
) -> Result<RefPtr<nsISFVInnerList>, nsresult> {
let items = items
.iter()
.cloned()
.map(|item| item.ok_or(NS_ERROR_NULL_POINTER))
.collect::<Result<Vec<_>, nsresult>>()?;
Ok(RefPtr::new(
SFVInnerList::new(items, params).coerce::<nsISFVInnerList>(),
))
}
xpcom_method!(new_list => NewList(members: *const thin_vec::ThinVec<Option<RefPtr<nsISFVItemOrInnerList>>>) -> *const nsISFVList);
fn new_list(
&self,
members: &thin_vec::ThinVec<Option<RefPtr<nsISFVItemOrInnerList>>>,
) -> Result<RefPtr<nsISFVList>, nsresult> {
let members = members
.iter()
.cloned()
.map(|item| item.ok_or(NS_ERROR_NULL_POINTER))
.collect::<Result<Vec<_>, nsresult>>()?;
Ok(RefPtr::new(SFVList::new(members).coerce::<nsISFVList>()))
}
xpcom_method!(new_dictionary => NewDictionary() -> *const nsISFVDictionary);
fn new_dictionary(&self) -> Result<RefPtr<nsISFVDictionary>, nsresult> {
Ok(RefPtr::new(
SFVDictionary::new().coerce::<nsISFVDictionary>(),
))
}
}
#[xpcom(implement(nsISFVInteger, nsISFVBareItem), nonatomic)]
struct SFVInteger {
value: RefCell<i64>,
}
impl SFVInteger {
fn new(value: i64) -> RefPtr<SFVInteger> {
SFVInteger::allocate(InitSFVInteger {
value: RefCell::new(value),
})
}
xpcom_method!(get_value => GetValue() -> i64);
fn get_value(&self) -> Result<i64, nsresult> {
Ok(*self.value.borrow())
}
xpcom_method!(set_value => SetValue(value: i64));
fn set_value(&self, value: i64) -> Result<(), nsresult> {
self.value.replace(value);
Ok(())
}
xpcom_method!(get_type => GetType() -> i32);
fn get_type(&self) -> Result<i32, nsresult> {
Ok(nsISFVBareItem::INTEGER)
}
fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
unsafe { ::std::mem::transmute(obj) }
}
}
#[xpcom(implement(nsISFVBool, nsISFVBareItem), nonatomic)]
struct SFVBool {
value: RefCell<bool>,
}
impl SFVBool {
fn new(value: bool) -> RefPtr<SFVBool> {
SFVBool::allocate(InitSFVBool {
value: RefCell::new(value),
})
}
xpcom_method!(get_value => GetValue() -> bool);
fn get_value(&self) -> Result<bool, nsresult> {
Ok(*self.value.borrow())
}
xpcom_method!(set_value => SetValue(value: bool));
fn set_value(&self, value: bool) -> Result<(), nsresult> {
self.value.replace(value);
Ok(())
}
xpcom_method!(get_type => GetType() -> i32);
fn get_type(&self) -> Result<i32, nsresult> {
Ok(nsISFVBareItem::BOOL)
}
fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
unsafe { ::std::mem::transmute(obj) }
}
}
#[xpcom(implement(nsISFVString, nsISFVBareItem), nonatomic)]
struct SFVString {
value: RefCell<nsCString>,
}
impl SFVString {
fn new(value: &nsACString) -> RefPtr<SFVString> {
SFVString::allocate(InitSFVString {
value: RefCell::new(nsCString::from(value)),
})
}
xpcom_method!(
get_value => GetValue(
) -> nsACString
);
fn get_value(&self) -> Result<nsCString, nsresult> {
Ok(self.value.borrow().clone())
}
xpcom_method!(
set_value => SetValue(value: *const nsACString)
);
fn set_value(&self, value: &nsACString) -> Result<(), nsresult> {
self.value.borrow_mut().assign(value);
Ok(())
}
xpcom_method!(get_type => GetType() -> i32);
fn get_type(&self) -> Result<i32, nsresult> {
Ok(nsISFVBareItem::STRING)
}
fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
unsafe { ::std::mem::transmute(obj) }
}
}
#[xpcom(implement(nsISFVToken, nsISFVBareItem), nonatomic)]
struct SFVToken {
value: RefCell<nsCString>,
}
impl SFVToken {
fn new(value: &nsACString) -> RefPtr<SFVToken> {
SFVToken::allocate(InitSFVToken {
value: RefCell::new(nsCString::from(value)),
})
}
xpcom_method!(
get_value => GetValue(
) -> nsACString
);
fn get_value(&self) -> Result<nsCString, nsresult> {
Ok(self.value.borrow().clone())
}
xpcom_method!(
set_value => SetValue(value: *const nsACString)
);
fn set_value(&self, value: &nsACString) -> Result<(), nsresult> {
self.value.borrow_mut().assign(value);
Ok(())
}
xpcom_method!(get_type => GetType() -> i32);
fn get_type(&self) -> Result<i32, nsresult> {
Ok(nsISFVBareItem::TOKEN)
}
fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
unsafe { ::std::mem::transmute(obj) }
}
}
#[xpcom(implement(nsISFVByteSeq, nsISFVBareItem), nonatomic)]
struct SFVByteSeq {
value: RefCell<nsCString>,
}
impl SFVByteSeq {
fn new(value: &nsACString) -> RefPtr<SFVByteSeq> {
SFVByteSeq::allocate(InitSFVByteSeq {
value: RefCell::new(nsCString::from(value)),
})
}
xpcom_method!(
get_value => GetValue(
) -> nsACString
);
fn get_value(&self) -> Result<nsCString, nsresult> {
Ok(self.value.borrow().clone())
}
xpcom_method!(
set_value => SetValue(value: *const nsACString)
);
fn set_value(&self, value: &nsACString) -> Result<(), nsresult> {
self.value.borrow_mut().assign(value);
Ok(())
}
xpcom_method!(get_type => GetType() -> i32);
fn get_type(&self) -> Result<i32, nsresult> {
Ok(nsISFVBareItem::BYTE_SEQUENCE)
}
fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
unsafe { ::std::mem::transmute(obj) }
}
}
#[xpcom(implement(nsISFVDecimal, nsISFVBareItem), nonatomic)]
struct SFVDecimal {
value: RefCell<f64>,
}
impl SFVDecimal {
fn new(value: f64) -> RefPtr<SFVDecimal> {
SFVDecimal::allocate(InitSFVDecimal {
value: RefCell::new(value),
})
}
xpcom_method!(
get_value => GetValue(
) -> f64
);
fn get_value(&self) -> Result<f64, nsresult> {
Ok(*self.value.borrow())
}
xpcom_method!(
set_value => SetValue(value: f64)
);
fn set_value(&self, value: f64) -> Result<(), nsresult> {
self.value.replace(value);
Ok(())
}
xpcom_method!(get_type => GetType() -> i32);
fn get_type(&self) -> Result<i32, nsresult> {
Ok(nsISFVBareItem::DECIMAL)
}
fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
unsafe { ::std::mem::transmute(obj) }
}
}
#[xpcom(implement(nsISFVParams), nonatomic)]
struct SFVParams {
params: RefCell<Parameters>,
}
impl SFVParams {
fn new() -> RefPtr<SFVParams> {
SFVParams::allocate(InitSFVParams {
params: RefCell::new(Parameters::new()),
})
}
xpcom_method!(
get => Get(key: *const nsACString) -> *const nsISFVBareItem
);
fn get(&self, key: &nsACString) -> Result<RefPtr<nsISFVBareItem>, nsresult> {
let key = key.to_utf8();
let params = self.params.borrow();
let param_val = params.get(key.as_ref());
match param_val {
Some(val) => interface_from_bare_item(val),
None => return Err(NS_ERROR_UNEXPECTED),
}
}
xpcom_method!(
set => Set(key: *const nsACString, item: *const nsISFVBareItem)
);
fn set(&self, key: &nsACString, item: &nsISFVBareItem) -> Result<(), nsresult> {
let key = key.to_utf8().into_owned();
let bare_item = bare_item_from_interface(item)?;
self.params.borrow_mut().insert(key, bare_item);
Ok(())
}
xpcom_method!(
delete => Delete(key: *const nsACString)
);
fn delete(&self, key: &nsACString) -> Result<(), nsresult> {
let key = key.to_utf8();
let mut params = self.params.borrow_mut();
if !params.contains_key(key.as_ref()) {
return Err(NS_ERROR_UNEXPECTED);
}
// Keeps only entries that don't match key
params.retain(|k, _| k != key.as_ref());
Ok(())
}
xpcom_method!(
keys => Keys() -> thin_vec::ThinVec<nsCString>
);
fn keys(&self) -> Result<thin_vec::ThinVec<nsCString>, nsresult> {
let keys = self.params.borrow();
let keys = keys
.keys()
.map(nsCString::from)
.collect::<ThinVec<nsCString>>();
Ok(keys)
}
fn from_interface(obj: &nsISFVParams) -> &Self {
unsafe { ::std::mem::transmute(obj) }
}
}
#[xpcom(implement(nsISFVItem, nsISFVItemOrInnerList), nonatomic)]
struct SFVItem {
value: RefPtr<nsISFVBareItem>,
params: RefPtr<nsISFVParams>,
}
impl SFVItem {
fn new(value: &nsISFVBareItem, params: &nsISFVParams) -> RefPtr<SFVItem> {
SFVItem::allocate(InitSFVItem {
value: RefPtr::new(value),
params: RefPtr::new(params),
})
}
xpcom_method!(
get_value => GetValue(
) -> *const nsISFVBareItem
);
fn get_value(&self) -> Result<RefPtr<nsISFVBareItem>, nsresult> {
Ok(self.value.clone())
}
xpcom_method!(
get_params => GetParams(
) -> *const nsISFVParams
);
fn get_params(&self) -> Result<RefPtr<nsISFVParams>, nsresult> {
Ok(self.params.clone())
}
xpcom_method!(
serialize => Serialize() -> nsACString
);
fn serialize(&self) -> Result<nsCString, nsresult> {
let bare_item = bare_item_from_interface(self.value.deref())?;
let params = params_from_interface(self.params.deref())?;
let serialized = Item::with_params(bare_item, params)
.serialize_value()
.map_err(|_| NS_ERROR_FAILURE)?;
Ok(nsCString::from(serialized))
}
fn from_interface(obj: &nsISFVItem) -> &Self {
unsafe { ::std::mem::transmute(obj) }
}
}
#[xpcom(implement(nsISFVInnerList, nsISFVItemOrInnerList), nonatomic)]
struct SFVInnerList {
items: RefCell<Vec<RefPtr<nsISFVItem>>>,
params: RefPtr<nsISFVParams>,
}
impl SFVInnerList {
fn new(items: Vec<RefPtr<nsISFVItem>>, params: &nsISFVParams) -> RefPtr<SFVInnerList> {
SFVInnerList::allocate(InitSFVInnerList {
items: RefCell::new(items),
params: RefPtr::new(params),
})
}
xpcom_method!(
get_items => GetItems() -> thin_vec::ThinVec<Option<RefPtr<nsISFVItem>>>
);
fn get_items(&self) -> Result<thin_vec::ThinVec<Option<RefPtr<nsISFVItem>>>, nsresult> {
let items = self.items.borrow().iter().cloned().map(Some).collect();
Ok(items)
}
#[allow(non_snake_case)]
unsafe fn SetItems(
&self,
value: *const thin_vec::ThinVec<Option<RefPtr<nsISFVItem>>>,
) -> nsresult {
if value.is_null() {
return NS_ERROR_NULL_POINTER;
}
match (*value)
.iter()
.map(|v| v.clone().ok_or(NS_ERROR_NULL_POINTER))
.collect::<Result<Vec<_>, nsresult>>()
{
Ok(value) => *self.items.borrow_mut() = value,
Err(rv) => return rv,
}
NS_OK
}
xpcom_method!(
get_params => GetParams(
) -> *const nsISFVParams
);
fn get_params(&self) -> Result<RefPtr<nsISFVParams>, nsresult> {
Ok(self.params.clone())
}
fn from_interface(obj: &nsISFVInnerList) -> &Self {
unsafe { ::std::mem::transmute(obj) }
}
}
#[xpcom(implement(nsISFVList, nsISFVSerialize), nonatomic)]
struct SFVList {
members: RefCell<Vec<RefPtr<nsISFVItemOrInnerList>>>,
}
impl SFVList {
fn new(members: Vec<RefPtr<nsISFVItemOrInnerList>>) -> RefPtr<SFVList> {
SFVList::allocate(InitSFVList {
members: RefCell::new(members),
})
}
xpcom_method!(
get_members => GetMembers() -> thin_vec::ThinVec<Option<RefPtr<nsISFVItemOrInnerList>>>
);
fn get_members(
&self,
) -> Result<thin_vec::ThinVec<Option<RefPtr<nsISFVItemOrInnerList>>>, nsresult> {
Ok(self.members.borrow().iter().cloned().map(Some).collect())
}
#[allow(non_snake_case)]
unsafe fn SetMembers(
&self,
value: *const thin_vec::ThinVec<Option<RefPtr<nsISFVItemOrInnerList>>>,
) -> nsresult {
if value.is_null() {
return NS_ERROR_NULL_POINTER;
}
match (*value)
.iter()
.map(|v| v.clone().ok_or(NS_ERROR_NULL_POINTER))
.collect::<Result<Vec<_>, nsresult>>()
{
Ok(value) => *self.members.borrow_mut() = value,
Err(rv) => return rv,
}
NS_OK
}
xpcom_method!(
parse_more => ParseMore(header: *const nsACString)
);
fn parse_more(&self, header: &nsACString) -> Result<(), nsresult> {
// create List from SFVList to call parse_more on it
let mut list = List::new();
let members = self.members.borrow().clone();
for interface_entry in members.iter() {
let item_or_inner_list = list_entry_from_interface(interface_entry)?;
list.push(item_or_inner_list);
}
let _ = list.parse_more(&header).map_err(|_| NS_ERROR_FAILURE)?;
// replace SFVList's members with new_members
let mut new_members = Vec::new();
for item_or_inner_list in list.iter() {
new_members.push(interface_from_list_entry(item_or_inner_list)?)
}
self.members.replace(new_members);
Ok(())
}
xpcom_method!(
serialize => Serialize() -> nsACString
);
fn serialize(&self) -> Result<nsCString, nsresult> {
let mut list = List::new();
let members = self.members.borrow().clone();
for interface_entry in members.iter() {
let item_or_inner_list = list_entry_from_interface(interface_entry)?;
list.push(item_or_inner_list);
}
let serialized = list.serialize_value().map_err(|_| NS_ERROR_FAILURE)?;
Ok(nsCString::from(serialized))
}
}
#[xpcom(implement(nsISFVDictionary, nsISFVSerialize), nonatomic)]
struct SFVDictionary {
value: RefCell<Dictionary>,
}
impl SFVDictionary {
fn new() -> RefPtr<SFVDictionary> {
SFVDictionary::allocate(InitSFVDictionary {
value: RefCell::new(Dictionary::new()),
})
}
xpcom_method!(
get => Get(key: *const nsACString) -> *const nsISFVItemOrInnerList
);
fn get(&self, key: &nsACString) -> Result<RefPtr<nsISFVItemOrInnerList>, nsresult> {
let key = key.to_utf8();
let value = self.value.borrow();
let member_value = value.get(key.as_ref());
match member_value {
Some(member) => interface_from_list_entry(member),
None => return Err(NS_ERROR_UNEXPECTED),
}
}
xpcom_method!(
set => Set(key: *const nsACString, item: *const nsISFVItemOrInnerList)
);
fn set(&self, key: &nsACString, member_value: &nsISFVItemOrInnerList) -> Result<(), nsresult> {
let key = key.to_utf8().into_owned();
let value = list_entry_from_interface(member_value)?;
self.value.borrow_mut().insert(key, value);
Ok(())
}
xpcom_method!(
delete => Delete(key: *const nsACString)
);
fn delete(&self, key: &nsACString) -> Result<(), nsresult> {
let key = key.to_utf8();
let mut params = self.value.borrow_mut();
if !params.contains_key(key.as_ref()) {
return Err(NS_ERROR_UNEXPECTED);
}
// Keeps only entries that don't match key
params.retain(|k, _| k != key.as_ref());
Ok(())
}
xpcom_method!(
keys => Keys() -> thin_vec::ThinVec<nsCString>
);
fn keys(&self) -> Result<thin_vec::ThinVec<nsCString>, nsresult> {
let members = self.value.borrow();
let keys = members
.keys()
.map(nsCString::from)
.collect::<ThinVec<nsCString>>();
Ok(keys)
}
xpcom_method!(
parse_more => ParseMore(header: *const nsACString)
);
fn parse_more(&self, header: &nsACString) -> Result<(), nsresult> {
let _ = self
.value
.borrow_mut()
.parse_more(&header)
.map_err(|_| NS_ERROR_FAILURE)?;
Ok(())
}
xpcom_method!(
serialize => Serialize() -> nsACString
);
fn serialize(&self) -> Result<nsCString, nsresult> {
let serialized = self
.value
.borrow()
.serialize_value()
.map_err(|_| NS_ERROR_FAILURE)?;
Ok(nsCString::from(serialized))
}
}
fn bare_item_from_interface(obj: &nsISFVBareItem) -> Result<BareItem, nsresult> {
let obj = obj
.query_interface::<nsISFVBareItem>()
.ok_or(NS_ERROR_UNEXPECTED)?;
let mut obj_type: i32 = -1;
unsafe {
obj.deref().GetType(&mut obj_type);
}
match obj_type {
nsISFVBareItem::BOOL => {
let item_value = SFVBool::from_bare_item_interface(obj.deref()).get_value()?;
Ok(BareItem::Boolean(item_value))
}
nsISFVBareItem::STRING => {
let string_itm = SFVString::from_bare_item_interface(obj.deref()).get_value()?;
let item_value = (*string_itm.to_utf8()).to_string();
Ok(BareItem::String(item_value))
}
nsISFVBareItem::TOKEN => {
let token_itm = SFVToken::from_bare_item_interface(obj.deref()).get_value()?;
let item_value = (*token_itm.to_utf8()).to_string();
Ok(BareItem::Token(item_value))
}
nsISFVBareItem::INTEGER => {
let item_value = SFVInteger::from_bare_item_interface(obj.deref()).get_value()?;
Ok(BareItem::Integer(item_value))
}
nsISFVBareItem::DECIMAL => {
let item_value = SFVDecimal::from_bare_item_interface(obj.deref()).get_value()?;
let decimal: Decimal = Decimal::from_f64(item_value).ok_or(NS_ERROR_UNEXPECTED)?;
Ok(BareItem::Decimal(decimal))
}
nsISFVBareItem::BYTE_SEQUENCE => {
let token_itm = SFVByteSeq::from_bare_item_interface(obj.deref()).get_value()?;
let item_value: String = (*token_itm.to_utf8()).to_string();
Ok(BareItem::ByteSeq(item_value.into_bytes()))
}
_ => return Err(NS_ERROR_UNEXPECTED),
}
}
fn params_from_interface(obj: &nsISFVParams) -> Result<Parameters, nsresult> {
let params = SFVParams::from_interface(obj).params.borrow();
Ok(params.clone())
}
fn item_from_interface(obj: &nsISFVItem) -> Result<Item, nsresult> {
let sfv_item = SFVItem::from_interface(obj);
let bare_item = bare_item_from_interface(sfv_item.value.deref())?;
let parameters = params_from_interface(sfv_item.params.deref())?;
Ok(Item::with_params(bare_item, parameters))
}
fn inner_list_from_interface(obj: &nsISFVInnerList) -> Result<InnerList, nsresult> {
let sfv_inner_list = SFVInnerList::from_interface(obj);
let mut inner_list_items: Vec<Item> = vec![];
for item in sfv_inner_list.items.borrow().iter() {
let item = item_from_interface(item)?;
inner_list_items.push(item);
}
let inner_list_params = params_from_interface(sfv_inner_list.params.deref())?;
Ok(InnerList::with_params(inner_list_items, inner_list_params))
}
fn list_entry_from_interface(obj: &nsISFVItemOrInnerList) -> Result<ListEntry, nsresult> {
if let Some(nsi_item) = obj.query_interface::<nsISFVItem>() {
let item = item_from_interface(nsi_item.deref())?;
Ok(ListEntry::Item(item))
} else if let Some(nsi_inner_list) = obj.query_interface::<nsISFVInnerList>() {
let inner_list = inner_list_from_interface(nsi_inner_list.deref())?;
Ok(ListEntry::InnerList(inner_list))
} else {
return Err(NS_ERROR_UNEXPECTED);
}
}
fn interface_from_bare_item(bare_item: &BareItem) -> Result<RefPtr<nsISFVBareItem>, nsresult> {
let bare_item = match bare_item {
BareItem::Boolean(val) => RefPtr::new(SFVBool::new(*val).coerce::<nsISFVBareItem>()),
BareItem::String(val) => {
RefPtr::new(SFVString::new(&nsCString::from(val)).coerce::<nsISFVBareItem>())
}
BareItem::Token(val) => {
RefPtr::new(SFVToken::new(&nsCString::from(val)).coerce::<nsISFVBareItem>())
}
BareItem::ByteSeq(val) => RefPtr::new(
SFVByteSeq::new(&nsCString::from(String::from_utf8(val.to_vec()).unwrap()))
.coerce::<nsISFVBareItem>(),
),
BareItem::Decimal(val) => {
let val = val
.to_string()
.parse::<f64>()
.map_err(|_| NS_ERROR_UNEXPECTED)?;
RefPtr::new(SFVDecimal::new(val).coerce::<nsISFVBareItem>())
}
BareItem::Integer(val) => RefPtr::new(SFVInteger::new(*val).coerce::<nsISFVBareItem>()),
};
Ok(bare_item)
}
fn interface_from_item(item: &Item) -> Result<RefPtr<nsISFVItem>, nsresult> {
let nsi_bare_item = interface_from_bare_item(&item.bare_item)?;
let nsi_params = interface_from_params(&item.params)?;
Ok(RefPtr::new(
SFVItem::new(&nsi_bare_item, &nsi_params).coerce::<nsISFVItem>(),
))
}
fn interface_from_params(params: &Parameters) -> Result<RefPtr<nsISFVParams>, nsresult> {
let sfv_params = SFVParams::new();
for (key, value) in params.iter() {
sfv_params
.params
.borrow_mut()
.insert(key.clone(), value.clone());
}
Ok(RefPtr::new(sfv_params.coerce::<nsISFVParams>()))
}
fn interface_from_list_entry(
member: &ListEntry,
) -> Result<RefPtr<nsISFVItemOrInnerList>, nsresult> {
match member {
ListEntry::Item(item) => {
let nsi_bare_item = interface_from_bare_item(&item.bare_item)?;
let nsi_params = interface_from_params(&item.params)?;
Ok(RefPtr::new(
SFVItem::new(&nsi_bare_item, &nsi_params).coerce::<nsISFVItemOrInnerList>(),
))
}
ListEntry::InnerList(inner_list) => {
let mut nsi_inner_list = Vec::new();
for item in inner_list.items.iter() {
let nsi_item = interface_from_item(item)?;
nsi_inner_list.push(nsi_item);
}
let nsi_params = interface_from_params(&inner_list.params)?;
Ok(RefPtr::new(
SFVInnerList::new(nsi_inner_list, &nsi_params).coerce::<nsISFVItemOrInnerList>(),
))
}
}
}