2019-10-08 22:54:58 +00:00
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use crate::avm1::function::Avm1Function;
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2019-09-02 18:45:19 +00:00
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use crate::avm1::globals::create_globals;
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2019-08-28 19:08:32 +00:00
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use crate::avm1::object::Object;
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2019-10-21 22:37:04 +00:00
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use crate::avm1::return_value::ReturnValue::*;
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2019-09-03 01:49:36 +00:00
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use crate::backend::navigator::NavigationMethod;
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2019-10-27 19:46:23 +00:00
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use crate::context::UpdateContext;
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2019-08-26 23:38:37 +00:00
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use crate::prelude::*;
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2019-09-15 21:57:35 +00:00
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use gc_arena::{GcCell, MutationContext};
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2019-10-27 18:58:30 +00:00
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use rand::Rng;
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2019-08-26 23:38:37 +00:00
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use std::collections::HashMap;
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2019-10-06 21:45:14 +00:00
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use std::convert::TryInto;
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2019-08-28 23:29:43 +00:00
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2019-08-26 23:38:37 +00:00
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use swf::avm1::read::Reader;
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2019-09-29 03:11:03 +00:00
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use swf::avm1::types::{Action, Function};
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2019-09-15 21:57:35 +00:00
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use crate::tag_utils::SwfSlice;
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2019-08-26 23:38:37 +00:00
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2019-10-21 22:37:04 +00:00
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#[macro_use]
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mod stack_continuation;
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2019-10-06 21:45:14 +00:00
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mod activation;
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2019-09-26 18:45:45 +00:00
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mod fscommand;
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2019-09-21 22:37:44 +00:00
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mod function;
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2019-09-02 18:45:19 +00:00
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mod globals;
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2019-08-30 23:25:04 +00:00
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pub mod movie_clip;
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2019-08-28 23:29:43 +00:00
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pub mod object;
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2019-10-21 22:37:04 +00:00
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mod return_value;
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2019-10-06 21:45:14 +00:00
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mod scope;
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2019-11-02 22:08:06 +00:00
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mod value;
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2019-10-14 21:31:30 +00:00
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#[cfg(test)]
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mod test_utils;
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2019-11-02 22:08:06 +00:00
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#[cfg(test)]
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mod tests;
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2019-08-31 12:29:46 +00:00
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2019-09-17 04:04:38 +00:00
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use activation::Activation;
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2019-10-06 21:45:14 +00:00
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use scope::Scope;
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pub use value::Value;
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2019-08-28 19:08:32 +00:00
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2019-09-15 19:25:34 +00:00
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pub struct Avm1<'gc> {
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2019-10-13 22:55:39 +00:00
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/// The Flash Player version we're emulating.
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player_version: u8,
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2019-09-17 05:02:37 +00:00
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/// The currently installed constant pool.
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2019-09-15 19:25:34 +00:00
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constant_pool: Vec<String>,
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2019-09-17 05:02:37 +00:00
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/// The global object.
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2019-09-15 19:25:34 +00:00
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globals: GcCell<'gc, Object<'gc>>,
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2019-09-17 05:02:37 +00:00
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/// All activation records for the current execution context.
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2019-10-10 02:58:53 +00:00
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stack_frames: Vec<GcCell<'gc, Activation<'gc>>>,
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2019-09-17 05:02:37 +00:00
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/// The operand stack (shared across functions).
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2019-09-25 22:59:02 +00:00
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stack: Vec<Value<'gc>>,
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/// The register slots (also shared across functions).
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/// `ActionDefineFunction2` defined functions do not use these slots.
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2019-10-02 21:33:33 +00:00
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registers: [Value<'gc>; 4],
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2019-09-15 19:25:34 +00:00
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}
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unsafe impl<'gc> gc_arena::Collect for Avm1<'gc> {
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#[inline]
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fn trace(&self, cc: gc_arena::CollectionContext) {
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2019-08-26 22:53:50 +00:00
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self.globals.trace(cc);
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2019-09-15 19:25:34 +00:00
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self.stack_frames.trace(cc);
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2019-09-17 05:02:37 +00:00
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self.stack.trace(cc);
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2019-08-26 22:53:50 +00:00
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}
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2019-08-26 23:38:37 +00:00
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}
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type Error = Box<dyn std::error::Error>;
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2019-08-26 22:53:50 +00:00
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impl<'gc> Avm1<'gc> {
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2019-10-13 22:55:39 +00:00
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pub fn new(gc_context: MutationContext<'gc, '_>, player_version: u8) -> Self {
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2019-08-26 23:38:37 +00:00
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Self {
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2019-10-13 22:55:39 +00:00
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player_version,
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2019-08-26 23:38:37 +00:00
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constant_pool: vec![],
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2019-09-02 18:45:19 +00:00
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globals: GcCell::allocate(gc_context, create_globals(gc_context)),
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2019-09-15 19:25:34 +00:00
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stack_frames: vec![],
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2019-09-25 22:59:02 +00:00
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stack: vec![],
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2019-10-06 21:45:14 +00:00
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registers: [
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Value::Undefined,
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Value::Undefined,
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Value::Undefined,
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Value::Undefined,
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],
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2019-08-26 23:38:37 +00:00
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}
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}
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2019-09-16 01:21:57 +00:00
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2019-09-03 01:49:36 +00:00
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/// Convert the current locals pool into a set of form values.
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2019-09-17 03:37:11 +00:00
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///
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2019-09-03 01:49:36 +00:00
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/// This is necessary to support form submission from Flash via a couple of
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/// legacy methods, such as the `ActionGetURL2` opcode or `getURL` function.
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2019-10-19 02:53:29 +00:00
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///
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/// WARNING: This does not support user defined virtual properties!
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2019-10-08 14:34:08 +00:00
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pub fn locals_into_form_values(
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&mut self,
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2019-10-27 18:58:30 +00:00
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context: &mut UpdateContext<'_, 'gc, '_>,
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2019-10-08 14:34:08 +00:00
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) -> HashMap<String, String> {
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2019-09-03 01:49:36 +00:00
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let mut form_values = HashMap::new();
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2019-10-08 14:34:08 +00:00
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let locals = self
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2019-10-10 02:58:53 +00:00
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.current_stack_frame()
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2019-10-06 21:45:14 +00:00
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.unwrap()
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2019-10-10 02:58:53 +00:00
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.read()
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.scope()
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2019-10-08 14:34:08 +00:00
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.locals_cell();
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2019-11-02 21:31:03 +00:00
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let keys = locals.read().get_keys();
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2019-10-08 14:34:08 +00:00
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2019-11-02 21:31:03 +00:00
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for k in keys {
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let v = locals.read().get(&k, self, context, locals);
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2019-10-21 22:37:04 +00:00
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//TODO: Support on-stack properties
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if let Immediate(instant_value) = v {
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2019-10-19 02:53:29 +00:00
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form_values.insert(k, instant_value.clone().into_string());
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}
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2019-09-03 01:49:36 +00:00
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}
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form_values
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}
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2019-09-19 00:47:21 +00:00
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/// Add a stack frame that executes code in timeline scope
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2019-10-06 21:45:14 +00:00
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pub fn insert_stack_frame_for_action(
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&mut self,
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swf_version: u8,
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code: SwfSlice,
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2019-10-27 18:58:30 +00:00
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action_context: &mut UpdateContext<'_, 'gc, '_>,
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2019-10-06 21:45:14 +00:00
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) {
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let global_scope = GcCell::allocate(
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action_context.gc_context,
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Scope::from_global_object(self.globals),
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);
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let clip_obj = action_context
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.active_clip
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.read()
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.object()
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.as_object()
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.unwrap()
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.to_owned();
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let child_scope = GcCell::allocate(
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action_context.gc_context,
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Scope::new(global_scope, scope::ScopeClass::Target, clip_obj),
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);
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2019-10-10 02:58:53 +00:00
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self.stack_frames.push(GcCell::allocate(
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action_context.gc_context,
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Activation::from_action(swf_version, code, child_scope, clip_obj, None),
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2019-10-06 21:45:14 +00:00
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));
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2019-09-19 00:47:21 +00:00
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}
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2019-10-29 04:07:47 +00:00
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/// Add a stack frame that executes code in initializer scope
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pub fn insert_stack_frame_for_init_action(
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&mut self,
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swf_version: u8,
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code: SwfSlice,
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action_context: &mut UpdateContext<'_, 'gc, '_>,
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) {
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let global_scope = GcCell::allocate(
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action_context.gc_context,
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Scope::from_global_object(self.globals),
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);
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let clip_obj = action_context
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.active_clip
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.read()
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.object()
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.as_object()
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.unwrap()
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.to_owned();
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let child_scope = GcCell::allocate(
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action_context.gc_context,
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Scope::new(global_scope, scope::ScopeClass::Target, clip_obj),
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);
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self.push(Value::Undefined);
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self.stack_frames.push(GcCell::allocate(
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action_context.gc_context,
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Activation::from_action(swf_version, code, child_scope, clip_obj, None),
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));
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}
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2019-10-01 02:12:58 +00:00
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/// Add a stack frame for any arbitrary code.
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2019-10-21 22:37:04 +00:00
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pub fn insert_stack_frame(&mut self, frame: GcCell<'gc, Activation<'gc>>) {
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self.stack_frames.push(frame);
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2019-09-29 03:11:03 +00:00
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}
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2019-09-15 19:25:34 +00:00
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/// Retrieve the current AVM execution frame.
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2019-10-06 21:45:14 +00:00
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///
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2019-09-15 19:25:34 +00:00
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/// Yields None if there is no stack frame.
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2019-10-10 02:58:53 +00:00
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pub fn current_stack_frame(&self) -> Option<GcCell<'gc, Activation<'gc>>> {
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2019-10-13 21:58:21 +00:00
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self.stack_frames.last().copied()
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2019-09-15 19:25:34 +00:00
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}
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2019-10-11 22:30:59 +00:00
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/// Get the currently executing SWF version.
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2019-10-13 22:55:39 +00:00
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pub fn current_swf_version(&self) -> u8 {
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2019-10-11 22:30:59 +00:00
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self.current_stack_frame()
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.map(|sf| sf.read().swf_version())
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2019-10-13 22:55:39 +00:00
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.unwrap_or(self.player_version)
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2019-09-15 19:25:34 +00:00
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}
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2019-09-14 23:12:12 +00:00
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2019-09-15 21:57:35 +00:00
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/// Perform some action with the current stack frame's reader.
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2019-10-06 21:45:14 +00:00
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///
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2019-09-15 21:57:35 +00:00
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/// This function constructs a reader based off the current stack frame's
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/// reader. You are permitted to mutate the stack frame as you wish. If the
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/// stack frame we started with still exists in the same location on the
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/// stack, it's PC will be updated to the Reader's current PC.
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2019-10-06 21:45:14 +00:00
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///
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2019-09-15 21:57:35 +00:00
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/// Stack frame identity (for the purpose of the above paragraph) is
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/// determined by the data pointed to by the `SwfSlice` of a given frame.
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2019-10-06 21:45:14 +00:00
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///
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2019-09-29 13:12:31 +00:00
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/// # Warnings
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2019-10-06 21:45:14 +00:00
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///
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2019-09-29 13:12:31 +00:00
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/// It is incorrect to call this function multiple times in the same stack.
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/// Doing so will result in any changes in duplicate readers being ignored.
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/// Always pass the borrowed reader into functions that need it.
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2019-10-10 02:58:53 +00:00
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fn with_current_reader_mut<F, R>(
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&mut self,
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2019-10-27 18:58:30 +00:00
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context: &mut UpdateContext<'_, 'gc, '_>,
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2019-10-10 02:58:53 +00:00
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func: F,
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) -> Option<R>
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2019-10-06 21:45:14 +00:00
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where
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2019-10-27 18:58:30 +00:00
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F: FnOnce(&mut Self, &mut Reader<'_>, &mut UpdateContext<'_, 'gc, '_>) -> R,
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2019-10-06 21:45:14 +00:00
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{
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2019-10-10 02:58:53 +00:00
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let (frame_cell, swf_version, data, pc) = self.stack_frames.last().map(|frame| {
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2019-10-22 19:01:08 +00:00
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let mut frame_ref = frame.write(context.gc_context);
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frame_ref.lock_or_panic();
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2019-10-10 02:58:53 +00:00
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(
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2019-10-13 21:58:21 +00:00
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*frame,
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2019-10-13 21:54:09 +00:00
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frame_ref.swf_version(),
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frame_ref.data(),
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frame_ref.pc(),
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2019-10-10 02:58:53 +00:00
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)
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})?;
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2019-10-22 19:01:08 +00:00
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2019-09-15 21:57:35 +00:00
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let mut read = Reader::new(data.as_ref(), swf_version);
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read.seek(pc.try_into().unwrap());
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2019-10-10 02:58:53 +00:00
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let r = func(self, &mut read, context);
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2019-09-15 21:57:35 +00:00
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2019-10-22 19:01:08 +00:00
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let mut frame_ref = frame_cell.write(context.gc_context);
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frame_ref.unlock_execution();
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frame_ref.set_pc(read.pos());
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2019-10-02 21:33:33 +00:00
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2019-09-15 21:57:35 +00:00
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Some(r)
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2019-09-15 19:25:34 +00:00
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}
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/// Destroy the current stack frame (if there is one).
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2019-10-03 02:07:00 +00:00
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///
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/// This function will run functions scheduled on the current stack frame's
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/// `and_then` field. This is intended to allow the runtime to act on the
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/// results of AVM code to implement things like custom getters/setters.
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2019-10-18 19:10:26 +00:00
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/// If there is a continuation set for this frame, then no return value
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/// will be pushed to the stack.
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2019-10-20 23:06:01 +00:00
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///
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/// A stack continuation can also return `true` to indicate that it wants
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/// to be run again on the next stack frame. This allows iteration and
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/// loops on the same continuation.
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///
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/// See the `stack_continuation!` and `and_then!` macros for a cleaner way
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/// to write stack continuations.
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2019-10-17 18:40:55 +00:00
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fn retire_stack_frame(
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&mut self,
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context: &mut UpdateContext<'_, 'gc, '_>,
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2019-10-18 19:10:26 +00:00
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return_value: Value<'gc>,
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) -> Result<(), Error> {
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2019-10-03 02:07:00 +00:00
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if let Some(frame) = self.current_stack_frame() {
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2019-10-18 19:10:26 +00:00
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self.stack_frames.pop();
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let can_return = !self.stack_frames.is_empty();
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if let Some(func) = frame.write(context.gc_context).get_then_func() {
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2019-10-21 22:37:04 +00:00
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match func.returned(self, context, return_value)? {
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2019-10-30 18:36:45 +00:00
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Immediate(val) => {
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frame
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.write(context.gc_context)
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.set_return_value(val.clone());
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self.stack.push(val)
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}
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2019-10-21 22:37:04 +00:00
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ResultOf(new_frame) => {
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|
|
new_frame
|
|
|
|
.write(context.gc_context)
|
2019-10-20 23:06:01 +00:00
|
|
|
.and_again(frame, context.gc_context);
|
|
|
|
}
|
2019-10-21 22:37:04 +00:00
|
|
|
NoResult => {}
|
2019-10-20 23:06:01 +00:00
|
|
|
}
|
2019-10-18 19:10:26 +00:00
|
|
|
} else if can_return {
|
2019-10-30 18:36:45 +00:00
|
|
|
frame
|
|
|
|
.write(context.gc_context)
|
|
|
|
.set_return_value(return_value.clone());
|
2019-10-18 19:10:26 +00:00
|
|
|
self.stack.push(return_value);
|
2019-10-03 02:07:00 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2019-10-18 19:10:26 +00:00
|
|
|
Ok(())
|
2019-09-15 19:25:34 +00:00
|
|
|
}
|
2019-09-14 23:12:12 +00:00
|
|
|
|
2019-09-15 19:25:34 +00:00
|
|
|
/// Execute the AVM stack until it is exhausted.
|
2019-10-06 21:45:14 +00:00
|
|
|
pub fn run_stack_till_empty(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-06 21:45:14 +00:00
|
|
|
) -> Result<(), Error> {
|
|
|
|
while !self.stack_frames.is_empty() {
|
2019-10-10 02:58:53 +00:00
|
|
|
self.with_current_reader_mut(context, |this, r, context| {
|
|
|
|
this.do_next_action(context, r)
|
2019-10-22 19:01:08 +00:00
|
|
|
})
|
|
|
|
.unwrap()?;
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
/// Execute the AVM stack until the topmost stack value returns.
|
|
|
|
pub fn run_current_frame(
|
|
|
|
&mut self,
|
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-22 19:18:40 +00:00
|
|
|
stop_frame: GcCell<'gc, Activation<'gc>>,
|
2019-10-22 19:01:08 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-10-22 19:18:40 +00:00
|
|
|
let mut stop_frame_id = None;
|
|
|
|
for (index, frame) in self.stack_frames.iter().enumerate() {
|
|
|
|
if GcCell::ptr_eq(stop_frame, *frame) {
|
|
|
|
stop_frame_id = Some(index);
|
|
|
|
}
|
2019-09-15 21:57:35 +00:00
|
|
|
}
|
|
|
|
|
2019-10-22 19:18:40 +00:00
|
|
|
if let Some(stop_frame_id) = stop_frame_id {
|
|
|
|
while self
|
|
|
|
.stack_frames
|
|
|
|
.get(stop_frame_id)
|
|
|
|
.map(|fr| GcCell::ptr_eq(stop_frame, *fr))
|
|
|
|
.unwrap_or(false)
|
|
|
|
{
|
|
|
|
self.with_current_reader_mut(context, |this, r, context| {
|
|
|
|
this.do_next_action(context, r)
|
|
|
|
})
|
|
|
|
.unwrap()?;
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
} else {
|
|
|
|
Err("Attempted to run a frame not on the current interpreter stack".into())
|
|
|
|
}
|
2019-09-15 21:57:35 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/// Run a single action from a given action reader.
|
2019-10-06 21:45:14 +00:00
|
|
|
fn do_next_action(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-06 21:45:14 +00:00
|
|
|
reader: &mut Reader<'_>,
|
|
|
|
) -> Result<(), Error> {
|
2019-10-10 02:58:53 +00:00
|
|
|
let data = self.current_stack_frame().unwrap().read().data();
|
2019-09-18 02:20:56 +00:00
|
|
|
|
|
|
|
if reader.pos() >= (data.end - data.start) {
|
|
|
|
//Executing beyond the end of a function constitutes an implicit return.
|
2019-10-18 19:10:26 +00:00
|
|
|
self.retire_stack_frame(context, Value::Undefined)?;
|
2019-09-18 02:20:56 +00:00
|
|
|
} else if let Some(action) = reader.read_action()? {
|
2019-09-15 21:57:35 +00:00
|
|
|
let result = match action {
|
|
|
|
Action::Add => self.action_add(context),
|
|
|
|
Action::Add2 => self.action_add_2(context),
|
|
|
|
Action::And => self.action_and(context),
|
|
|
|
Action::AsciiToChar => self.action_ascii_to_char(context),
|
|
|
|
Action::BitAnd => self.action_bit_and(context),
|
|
|
|
Action::BitLShift => self.action_bit_lshift(context),
|
|
|
|
Action::BitOr => self.action_bit_or(context),
|
|
|
|
Action::BitRShift => self.action_bit_rshift(context),
|
|
|
|
Action::BitURShift => self.action_bit_urshift(context),
|
|
|
|
Action::BitXor => self.action_bit_xor(context),
|
|
|
|
Action::Call => self.action_call(context),
|
|
|
|
Action::CallFunction => self.action_call_function(context),
|
|
|
|
Action::CallMethod => self.action_call_method(context),
|
|
|
|
Action::CharToAscii => self.action_char_to_ascii(context),
|
2019-10-06 21:45:14 +00:00
|
|
|
Action::CloneSprite => self.action_clone_sprite(context),
|
2019-09-15 21:57:35 +00:00
|
|
|
Action::ConstantPool(constant_pool) => {
|
|
|
|
self.action_constant_pool(context, &constant_pool[..])
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
2019-09-15 21:57:35 +00:00
|
|
|
Action::Decrement => self.action_decrement(context),
|
|
|
|
Action::DefineFunction {
|
|
|
|
name,
|
|
|
|
params,
|
|
|
|
actions,
|
|
|
|
} => self.action_define_function(context, &name, ¶ms[..], actions),
|
2019-09-29 03:11:03 +00:00
|
|
|
Action::DefineFunction2(func) => self.action_define_function_2(context, &func),
|
2019-09-15 21:57:35 +00:00
|
|
|
Action::DefineLocal => self.action_define_local(context),
|
|
|
|
Action::DefineLocal2 => self.action_define_local_2(context),
|
|
|
|
Action::Delete => self.action_delete(context),
|
|
|
|
Action::Delete2 => self.action_delete_2(context),
|
|
|
|
Action::Divide => self.action_divide(context),
|
|
|
|
Action::EndDrag => self.action_end_drag(context),
|
|
|
|
Action::Enumerate => self.action_enumerate(context),
|
2019-10-26 16:06:05 +00:00
|
|
|
Action::Enumerate2 => self.action_enumerate_2(context),
|
2019-09-15 21:57:35 +00:00
|
|
|
Action::Equals => self.action_equals(context),
|
|
|
|
Action::Equals2 => self.action_equals_2(context),
|
|
|
|
Action::GetMember => self.action_get_member(context),
|
|
|
|
Action::GetProperty => self.action_get_property(context),
|
|
|
|
Action::GetTime => self.action_get_time(context),
|
|
|
|
Action::GetVariable => self.action_get_variable(context),
|
|
|
|
Action::GetUrl { url, target } => self.action_get_url(context, &url, &target),
|
|
|
|
Action::GetUrl2 {
|
|
|
|
send_vars_method,
|
|
|
|
is_target_sprite,
|
|
|
|
is_load_vars,
|
|
|
|
} => {
|
|
|
|
self.action_get_url_2(context, send_vars_method, is_target_sprite, is_load_vars)
|
|
|
|
}
|
|
|
|
Action::GotoFrame(frame) => self.action_goto_frame(context, frame),
|
|
|
|
Action::GotoFrame2 {
|
|
|
|
set_playing,
|
|
|
|
scene_offset,
|
|
|
|
} => self.action_goto_frame_2(context, set_playing, scene_offset),
|
2019-10-08 06:06:05 +00:00
|
|
|
Action::Greater => self.action_greater(context),
|
2019-09-15 21:57:35 +00:00
|
|
|
Action::GotoLabel(label) => self.action_goto_label(context, &label),
|
2019-09-26 00:25:55 +00:00
|
|
|
Action::If { offset } => self.action_if(context, offset, reader),
|
2019-09-15 21:57:35 +00:00
|
|
|
Action::Increment => self.action_increment(context),
|
|
|
|
Action::InitArray => self.action_init_array(context),
|
|
|
|
Action::InitObject => self.action_init_object(context),
|
2019-09-26 00:25:55 +00:00
|
|
|
Action::Jump { offset } => self.action_jump(context, offset, reader),
|
2019-09-15 21:57:35 +00:00
|
|
|
Action::Less => self.action_less(context),
|
|
|
|
Action::Less2 => self.action_less_2(context),
|
|
|
|
Action::MBAsciiToChar => self.action_mb_ascii_to_char(context),
|
|
|
|
Action::MBCharToAscii => self.action_mb_char_to_ascii(context),
|
|
|
|
Action::MBStringLength => self.action_mb_string_length(context),
|
|
|
|
Action::MBStringExtract => self.action_mb_string_extract(context),
|
|
|
|
Action::Modulo => self.action_modulo(context),
|
|
|
|
Action::Multiply => self.action_multiply(context),
|
|
|
|
Action::NextFrame => self.action_next_frame(context),
|
|
|
|
Action::NewMethod => self.action_new_method(context),
|
|
|
|
Action::NewObject => self.action_new_object(context),
|
|
|
|
Action::Not => self.action_not(context),
|
|
|
|
Action::Or => self.action_or(context),
|
|
|
|
Action::Play => self.action_play(context),
|
|
|
|
Action::Pop => self.action_pop(context),
|
|
|
|
Action::PreviousFrame => self.action_prev_frame(context),
|
|
|
|
Action::Push(values) => self.action_push(context, &values[..]),
|
|
|
|
Action::PushDuplicate => self.action_push_duplicate(context),
|
|
|
|
Action::RandomNumber => self.action_random_number(context),
|
|
|
|
Action::RemoveSprite => self.action_remove_sprite(context),
|
|
|
|
Action::Return => self.action_return(context),
|
|
|
|
Action::SetMember => self.action_set_member(context),
|
|
|
|
Action::SetProperty => self.action_set_property(context),
|
|
|
|
Action::SetTarget(target) => self.action_set_target(context, &target),
|
|
|
|
Action::SetTarget2 => self.action_set_target2(context),
|
|
|
|
Action::SetVariable => self.action_set_variable(context),
|
|
|
|
Action::StackSwap => self.action_stack_swap(context),
|
|
|
|
Action::StartDrag => self.action_start_drag(context),
|
|
|
|
Action::Stop => self.action_stop(context),
|
|
|
|
Action::StopSounds => self.action_stop_sounds(context),
|
|
|
|
Action::StoreRegister(register) => self.action_store_register(context, register),
|
2019-10-08 06:06:05 +00:00
|
|
|
Action::StrictEquals => self.action_strict_equals(context),
|
2019-09-15 21:57:35 +00:00
|
|
|
Action::StringAdd => self.action_string_add(context),
|
|
|
|
Action::StringEquals => self.action_string_equals(context),
|
|
|
|
Action::StringExtract => self.action_string_extract(context),
|
2019-10-08 06:06:05 +00:00
|
|
|
Action::StringGreater => self.action_string_greater(context),
|
2019-09-15 21:57:35 +00:00
|
|
|
Action::StringLength => self.action_string_length(context),
|
|
|
|
Action::StringLess => self.action_string_less(context),
|
|
|
|
Action::Subtract => self.action_subtract(context),
|
|
|
|
Action::TargetPath => self.action_target_path(context),
|
|
|
|
Action::ToggleQuality => self.toggle_quality(context),
|
|
|
|
Action::ToInteger => self.action_to_integer(context),
|
|
|
|
Action::ToNumber => self.action_to_number(context),
|
|
|
|
Action::ToString => self.action_to_string(context),
|
|
|
|
Action::Trace => self.action_trace(context),
|
|
|
|
Action::TypeOf => self.action_type_of(context),
|
|
|
|
Action::WaitForFrame {
|
|
|
|
frame,
|
|
|
|
num_actions_to_skip,
|
2019-09-29 13:12:31 +00:00
|
|
|
} => self.action_wait_for_frame(context, frame, num_actions_to_skip, reader),
|
2019-09-15 21:57:35 +00:00
|
|
|
Action::WaitForFrame2 {
|
|
|
|
num_actions_to_skip,
|
2019-09-29 13:12:31 +00:00
|
|
|
} => self.action_wait_for_frame_2(context, num_actions_to_skip, reader),
|
2019-09-23 01:10:49 +00:00
|
|
|
Action::With { actions } => self.action_with(context, actions),
|
2019-09-15 21:57:35 +00:00
|
|
|
_ => self.unknown_op(context, action),
|
|
|
|
};
|
|
|
|
if let Err(ref e) = result {
|
|
|
|
log::error!("AVM1 error: {}", e);
|
|
|
|
return result;
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
2019-09-15 21:57:35 +00:00
|
|
|
} else {
|
2019-09-18 02:20:56 +00:00
|
|
|
//The explicit end opcode was encountered so return here
|
2019-10-18 19:10:26 +00:00
|
|
|
self.retire_stack_frame(context, Value::Undefined)?;
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-06 21:45:14 +00:00
|
|
|
pub fn variable_name_is_slash_path(path: &str) -> bool {
|
|
|
|
path.contains(':') || path.contains('.')
|
2019-09-22 18:46:40 +00:00
|
|
|
}
|
|
|
|
|
2019-08-28 19:08:32 +00:00
|
|
|
pub fn resolve_slash_path(
|
|
|
|
start: DisplayNode<'gc>,
|
|
|
|
root: DisplayNode<'gc>,
|
2019-08-26 23:38:37 +00:00
|
|
|
mut path: &str,
|
2019-08-28 19:08:32 +00:00
|
|
|
) -> Option<DisplayNode<'gc>> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let mut cur_clip = if path.bytes().nth(0).unwrap_or(0) == b'/' {
|
|
|
|
path = &path[1..];
|
|
|
|
root
|
|
|
|
} else {
|
|
|
|
start
|
|
|
|
};
|
|
|
|
if !path.is_empty() {
|
|
|
|
for name in path.split('/') {
|
|
|
|
let next_clip = if let Some(clip) = cur_clip.read().as_movie_clip() {
|
|
|
|
if let Some(child) = clip.get_child_by_name(name) {
|
|
|
|
*child
|
|
|
|
} else {
|
|
|
|
return None;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
return None;
|
|
|
|
};
|
|
|
|
cur_clip = next_clip;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
Some(cur_clip)
|
|
|
|
}
|
|
|
|
|
2019-08-28 19:08:32 +00:00
|
|
|
pub fn resolve_slash_path_variable<'s>(
|
2019-09-17 09:00:57 +00:00
|
|
|
start: Option<DisplayNode<'gc>>,
|
2019-08-28 19:08:32 +00:00
|
|
|
root: DisplayNode<'gc>,
|
2019-08-26 23:38:37 +00:00
|
|
|
path: &'s str,
|
2019-08-28 19:08:32 +00:00
|
|
|
) -> Option<(DisplayNode<'gc>, &'s str)> {
|
2019-09-17 09:00:57 +00:00
|
|
|
// If the target clip is invalid, we default to root for the variable path.
|
|
|
|
let start = start.unwrap_or(root);
|
2019-08-26 23:38:37 +00:00
|
|
|
if !path.is_empty() {
|
|
|
|
let mut var_iter = path.splitn(2, ':');
|
|
|
|
match (var_iter.next(), var_iter.next()) {
|
|
|
|
(Some(var_name), None) => return Some((start, var_name)),
|
|
|
|
(Some(path), Some(var_name)) => {
|
|
|
|
if let Some(node) = Self::resolve_slash_path(start, root, path) {
|
|
|
|
return Some((node, var_name));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
_ => (),
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
None
|
|
|
|
}
|
|
|
|
|
2019-08-26 22:53:50 +00:00
|
|
|
fn push(&mut self, value: impl Into<Value<'gc>>) {
|
2019-09-17 05:02:37 +00:00
|
|
|
self.stack.push(value.into());
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-08-26 22:53:50 +00:00
|
|
|
fn pop(&mut self) -> Result<Value<'gc>, Error> {
|
2019-09-17 05:02:37 +00:00
|
|
|
self.stack.pop().ok_or_else(|| "Stack underflow".into())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-09-29 03:11:03 +00:00
|
|
|
/// Retrieve a given register value.
|
2019-10-06 21:45:14 +00:00
|
|
|
///
|
2019-09-29 03:11:03 +00:00
|
|
|
/// If a given register does not exist, this function yields
|
|
|
|
/// Value::Undefined, which is also a valid register value.
|
|
|
|
pub fn current_register(&self, id: u8) -> Value<'gc> {
|
2019-10-06 21:45:14 +00:00
|
|
|
if self
|
|
|
|
.current_stack_frame()
|
2019-10-13 22:41:07 +00:00
|
|
|
.map(|sf| sf.read().has_local_register(id))
|
2019-10-06 21:45:14 +00:00
|
|
|
.unwrap_or(false)
|
|
|
|
{
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame()
|
|
|
|
.unwrap()
|
|
|
|
.read()
|
|
|
|
.local_register(id)
|
2019-10-13 22:41:07 +00:00
|
|
|
.unwrap_or(Value::Undefined)
|
2019-09-27 00:02:40 +00:00
|
|
|
} else {
|
2019-10-06 21:45:14 +00:00
|
|
|
self.registers
|
|
|
|
.get(id as usize)
|
|
|
|
.cloned()
|
|
|
|
.unwrap_or(Value::Undefined)
|
2019-09-27 00:02:40 +00:00
|
|
|
}
|
2019-09-25 22:59:02 +00:00
|
|
|
}
|
|
|
|
|
2019-09-29 03:11:03 +00:00
|
|
|
/// Set a register to a given value.
|
2019-10-06 21:45:14 +00:00
|
|
|
///
|
2019-09-29 03:11:03 +00:00
|
|
|
/// If a given register does not exist, this function does nothing.
|
2019-10-06 21:45:14 +00:00
|
|
|
pub fn set_current_register(
|
|
|
|
&mut self,
|
|
|
|
id: u8,
|
|
|
|
value: Value<'gc>,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-06 21:45:14 +00:00
|
|
|
) {
|
|
|
|
if self
|
|
|
|
.current_stack_frame()
|
2019-10-13 22:41:07 +00:00
|
|
|
.map(|sf| sf.read().has_local_register(id))
|
2019-10-06 21:45:14 +00:00
|
|
|
.unwrap_or(false)
|
|
|
|
{
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame()
|
|
|
|
.unwrap()
|
|
|
|
.write(context.gc_context)
|
|
|
|
.set_local_register(id, value, context.gc_context);
|
2019-10-06 21:45:14 +00:00
|
|
|
} else if let Some(v) = self.registers.get_mut(id as usize) {
|
|
|
|
*v = value;
|
2019-09-27 00:02:40 +00:00
|
|
|
}
|
2019-09-25 22:59:02 +00:00
|
|
|
}
|
|
|
|
|
2019-08-26 23:38:37 +00:00
|
|
|
fn unknown_op(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext,
|
2019-08-26 23:38:37 +00:00
|
|
|
action: swf::avm1::types::Action,
|
|
|
|
) -> Result<(), Error> {
|
|
|
|
log::error!("Unknown AVM1 opcode: {:?}", action);
|
|
|
|
Err("Unknown op".into())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_add(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(b.into_number_v1() + a.into_number_v1());
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_add_2(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// ECMA-262 s. 11.6.1
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
2019-09-23 02:47:55 +00:00
|
|
|
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO(Herschel):
|
|
|
|
if let Value::String(a) = a {
|
|
|
|
let mut s = b.into_string();
|
|
|
|
s.push_str(&a);
|
2019-10-21 10:30:59 +00:00
|
|
|
self.push(s);
|
2019-08-26 23:38:37 +00:00
|
|
|
} else if let Value::String(mut b) = b {
|
|
|
|
b.push_str(&a.into_string());
|
2019-10-21 10:30:59 +00:00
|
|
|
self.push(b);
|
2019-08-26 23:38:37 +00:00
|
|
|
} else {
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(b.as_number() + a.as_number());
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_and(&mut self, _context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// AS1 logical and
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
let result = b.into_number_v1() != 0.0 && a.into_number_v1() != 0.0;
|
2019-10-13 22:55:39 +00:00
|
|
|
self.push(Value::from_bool_v1(result, self.current_swf_version()));
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_ascii_to_char(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO(Herschel): Results on incorrect operands?
|
|
|
|
let val = (self.pop()?.as_f64()? as u8) as char;
|
2019-10-21 10:30:59 +00:00
|
|
|
self.push(val.to_string());
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_char_to_ascii(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO(Herschel): Results on incorrect operands?
|
|
|
|
let s = self.pop()?.into_string();
|
|
|
|
let result = s.bytes().nth(0).unwrap_or(0);
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_clone_sprite(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-09-28 00:28:14 +00:00
|
|
|
// TODO(Herschel)
|
|
|
|
let _depth = self.pop()?;
|
|
|
|
let _target = self.pop()?;
|
|
|
|
let _source = self.pop()?;
|
|
|
|
log::error!("Unimplemented action: CloneSprite");
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_bit_and(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let a = self.pop()?.as_u32()?;
|
|
|
|
let b = self.pop()?.as_u32()?;
|
|
|
|
let result = a & b;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_bit_lshift(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let a = self.pop()?.as_i32()? & 0b11111; // Only 5 bits used for shift count
|
|
|
|
let b = self.pop()?.as_i32()?;
|
|
|
|
let result = b << a;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_bit_or(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let a = self.pop()?.as_u32()?;
|
|
|
|
let b = self.pop()?.as_u32()?;
|
|
|
|
let result = a | b;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_bit_rshift(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let a = self.pop()?.as_i32()? & 0b11111; // Only 5 bits used for shift count
|
|
|
|
let b = self.pop()?.as_i32()?;
|
|
|
|
let result = b >> a;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_bit_urshift(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let a = self.pop()?.as_u32()? & 0b11111; // Only 5 bits used for shift count
|
|
|
|
let b = self.pop()?.as_u32()?;
|
|
|
|
let result = b >> a;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_bit_xor(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let a = self.pop()?.as_u32()?;
|
|
|
|
let b = self.pop()?.as_u32()?;
|
|
|
|
let result = b ^ a;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_call(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let _val = self.pop()?;
|
|
|
|
// TODO(Herschel)
|
|
|
|
Err("Unimplemented action: Call".into())
|
|
|
|
}
|
|
|
|
|
2019-10-06 21:45:14 +00:00
|
|
|
fn action_call_function(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-06 21:45:14 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-09-16 23:15:22 +00:00
|
|
|
let fn_name = self.pop()?;
|
|
|
|
let mut args = Vec::new();
|
2019-08-26 23:38:37 +00:00
|
|
|
let num_args = self.pop()?.as_i64()?; // TODO(Herschel): max arg count?
|
|
|
|
for _ in 0..num_args {
|
2019-09-16 23:15:22 +00:00
|
|
|
args.push(self.pop()?);
|
|
|
|
}
|
2019-10-06 21:45:14 +00:00
|
|
|
|
2019-10-10 02:58:53 +00:00
|
|
|
let target_fn = self.stack_frames.last().unwrap().clone().read().resolve(
|
|
|
|
fn_name.as_string()?,
|
|
|
|
self,
|
|
|
|
context,
|
|
|
|
);
|
2019-09-19 01:55:28 +00:00
|
|
|
let this = context.active_clip.read().object().as_object()?.to_owned();
|
2019-10-19 02:53:29 +00:00
|
|
|
|
2019-10-21 22:37:04 +00:00
|
|
|
target_fn
|
|
|
|
.and_then(
|
|
|
|
self,
|
|
|
|
context,
|
|
|
|
stack_continuation!(
|
2019-10-19 02:53:29 +00:00
|
|
|
this: GcCell<'gc, Object<'gc>>,
|
|
|
|
args: Vec<Value<'gc>>,
|
2019-10-21 22:37:04 +00:00
|
|
|
|avm, context, target_fn| { target_fn.call(avm, context, *this, &args) }
|
|
|
|
),
|
|
|
|
)?
|
|
|
|
.push(self);
|
2019-08-26 23:38:37 +00:00
|
|
|
|
2019-09-16 23:15:22 +00:00
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-10-06 21:45:14 +00:00
|
|
|
fn action_call_method(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-06 21:45:14 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-08-26 22:53:50 +00:00
|
|
|
let method_name = self.pop()?;
|
|
|
|
let object = self.pop()?;
|
2019-08-26 23:38:37 +00:00
|
|
|
let num_args = self.pop()?.as_i64()?; // TODO(Herschel): max arg count?
|
2019-08-26 22:53:50 +00:00
|
|
|
let mut args = Vec::new();
|
2019-08-26 23:38:37 +00:00
|
|
|
for _ in 0..num_args {
|
2019-08-26 22:53:50 +00:00
|
|
|
args.push(self.pop()?);
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-08-26 22:53:50 +00:00
|
|
|
match method_name {
|
|
|
|
Value::Undefined | Value::Null => {
|
2019-09-02 17:28:38 +00:00
|
|
|
let this = context.active_clip.read().object().as_object()?.to_owned();
|
2019-10-21 22:37:04 +00:00
|
|
|
object.call(self, context, this, &args)?.push(self);
|
2019-08-26 22:53:50 +00:00
|
|
|
}
|
|
|
|
Value::String(name) => {
|
|
|
|
if name.is_empty() {
|
2019-10-21 22:37:04 +00:00
|
|
|
object
|
|
|
|
.call(self, context, object.as_object()?.to_owned(), &args)?
|
|
|
|
.push(self);
|
2019-08-26 22:53:50 +00:00
|
|
|
} else {
|
2019-10-21 22:37:04 +00:00
|
|
|
let target = object.as_object()?.to_owned();
|
|
|
|
object
|
|
|
|
.as_object()?
|
|
|
|
.read()
|
|
|
|
.get(&name, self, context, target)
|
|
|
|
.and_then(
|
2019-10-19 02:53:29 +00:00
|
|
|
self,
|
|
|
|
context,
|
2019-10-21 22:37:04 +00:00
|
|
|
stack_continuation!(
|
|
|
|
target: GcCell<'gc, Object<'gc>>,
|
2019-10-19 02:53:29 +00:00
|
|
|
name: String,
|
2019-10-21 22:37:04 +00:00
|
|
|
args: Vec<Value<'gc>>,
|
2019-10-19 03:04:07 +00:00
|
|
|
|avm, context, callable| {
|
2019-10-19 02:53:29 +00:00
|
|
|
if let Value::Undefined = callable {
|
|
|
|
return Err(format!(
|
|
|
|
"Object method {} is not defined",
|
|
|
|
name
|
|
|
|
)
|
|
|
|
.into());
|
|
|
|
}
|
|
|
|
|
2019-10-21 22:37:04 +00:00
|
|
|
callable.call(avm, context, *target, &args)
|
2019-10-19 02:53:29 +00:00
|
|
|
}
|
2019-10-21 22:37:04 +00:00
|
|
|
),
|
|
|
|
)?
|
|
|
|
.push(self);
|
2019-08-26 22:53:50 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
_ => {
|
|
|
|
return Err(format!(
|
|
|
|
"Invalid method name, expected string but found {:?}",
|
|
|
|
method_name
|
|
|
|
)
|
|
|
|
.into())
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
fn action_constant_pool(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext,
|
2019-09-09 20:57:29 +00:00
|
|
|
constant_pool: &[&str],
|
2019-08-26 23:38:37 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-09-09 20:57:29 +00:00
|
|
|
self.constant_pool = constant_pool.iter().map(|s| s.to_string()).collect();
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_decrement(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-09-02 20:19:09 +00:00
|
|
|
let a = self.pop()?.as_number();
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(a - 1.0);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn action_define_function(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-09-16 05:37:15 +00:00
|
|
|
name: &str,
|
|
|
|
params: &[&str],
|
|
|
|
actions: &[u8],
|
2019-08-26 23:38:37 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-10-10 02:58:53 +00:00
|
|
|
let swf_version = self.current_stack_frame().unwrap().read().swf_version();
|
2019-10-06 21:45:14 +00:00
|
|
|
let func_data = self
|
|
|
|
.current_stack_frame()
|
|
|
|
.unwrap()
|
2019-10-10 02:58:53 +00:00
|
|
|
.read()
|
2019-10-06 21:45:14 +00:00
|
|
|
.data()
|
|
|
|
.to_subslice(actions)
|
|
|
|
.unwrap();
|
|
|
|
let scope = Scope::new_closure_scope(
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame().unwrap().read().scope_cell(),
|
2019-10-06 21:45:14 +00:00
|
|
|
context.gc_context,
|
|
|
|
);
|
2019-10-08 22:54:58 +00:00
|
|
|
let func = Avm1Function::from_df1(swf_version, func_data, name, params, scope);
|
2019-10-21 11:00:28 +00:00
|
|
|
let func_obj = GcCell::allocate(context.gc_context, Object::action_function(func));
|
2019-09-16 05:37:15 +00:00
|
|
|
if name == "" {
|
2019-10-08 22:54:58 +00:00
|
|
|
self.push(func_obj);
|
2019-09-16 05:37:15 +00:00
|
|
|
} else {
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame()
|
2019-10-06 21:45:14 +00:00
|
|
|
.unwrap()
|
2019-10-10 02:58:53 +00:00
|
|
|
.read()
|
2019-10-08 22:54:58 +00:00
|
|
|
.define(name, func_obj, context.gc_context);
|
2019-09-16 05:37:15 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-09-29 03:11:03 +00:00
|
|
|
fn action_define_function_2(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-06 21:45:14 +00:00
|
|
|
action_func: &Function,
|
2019-09-29 03:11:03 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-10-10 02:58:53 +00:00
|
|
|
let swf_version = self.current_stack_frame().unwrap().read().swf_version();
|
2019-10-06 21:45:14 +00:00
|
|
|
let func_data = self
|
|
|
|
.current_stack_frame()
|
|
|
|
.unwrap()
|
2019-10-10 02:58:53 +00:00
|
|
|
.read()
|
2019-10-06 21:45:14 +00:00
|
|
|
.data()
|
|
|
|
.to_subslice(action_func.actions)
|
|
|
|
.unwrap();
|
|
|
|
let scope = Scope::new_closure_scope(
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame().unwrap().read().scope_cell(),
|
2019-10-06 21:45:14 +00:00
|
|
|
context.gc_context,
|
2019-09-29 03:11:03 +00:00
|
|
|
);
|
2019-10-08 22:54:58 +00:00
|
|
|
let func = Avm1Function::from_df2(swf_version, func_data, action_func, scope);
|
2019-10-21 11:00:28 +00:00
|
|
|
let func_obj = GcCell::allocate(context.gc_context, Object::action_function(func));
|
2019-09-29 03:11:03 +00:00
|
|
|
if action_func.name == "" {
|
|
|
|
self.push(func_obj);
|
|
|
|
} else {
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame().unwrap().read().define(
|
2019-10-06 21:45:14 +00:00
|
|
|
action_func.name,
|
|
|
|
func_obj,
|
|
|
|
context.gc_context,
|
|
|
|
);
|
2019-09-29 03:11:03 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-06 21:45:14 +00:00
|
|
|
fn action_define_local(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-06 21:45:14 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let value = self.pop()?;
|
|
|
|
let name = self.pop()?;
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame().unwrap().read().define(
|
2019-10-06 21:45:14 +00:00
|
|
|
name.as_string()?,
|
|
|
|
value,
|
|
|
|
context.gc_context,
|
|
|
|
);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-06 21:45:14 +00:00
|
|
|
fn action_define_local_2(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-06 21:45:14 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let name = self.pop()?;
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame().unwrap().read().define(
|
2019-10-06 21:45:14 +00:00
|
|
|
name.as_string()?,
|
|
|
|
Value::Undefined,
|
|
|
|
context.gc_context,
|
|
|
|
);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_delete(&mut self, context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-09-23 18:33:44 +00:00
|
|
|
let name_val = self.pop()?;
|
|
|
|
let name = name_val.as_string()?;
|
|
|
|
let object = self.pop()?.as_object()?;
|
2019-09-24 02:36:34 +00:00
|
|
|
|
2019-10-08 12:21:07 +00:00
|
|
|
let success = object.write(context.gc_context).delete(name);
|
2019-10-21 10:55:17 +00:00
|
|
|
self.push(success);
|
2019-09-23 18:33:44 +00:00
|
|
|
|
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_delete_2(&mut self, context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-09-23 18:33:44 +00:00
|
|
|
let name_val = self.pop()?;
|
|
|
|
let name = name_val.as_string()?;
|
2019-09-24 02:36:34 +00:00
|
|
|
|
|
|
|
//Fun fact: This isn't in the Adobe SWF19 spec, but this opcode returns
|
|
|
|
//a boolean based on if the delete actually deleted something.
|
2019-10-21 10:55:17 +00:00
|
|
|
let did_exist = self.current_stack_frame().unwrap().read().is_defined(name);
|
2019-09-24 02:36:34 +00:00
|
|
|
|
2019-10-06 21:45:14 +00:00
|
|
|
self.current_stack_frame()
|
|
|
|
.unwrap()
|
2019-10-10 02:58:53 +00:00
|
|
|
.read()
|
2019-10-06 21:45:14 +00:00
|
|
|
.scope()
|
|
|
|
.delete(name, context.gc_context);
|
2019-09-24 02:36:34 +00:00
|
|
|
self.push(did_exist);
|
2019-09-23 18:33:44 +00:00
|
|
|
|
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_divide(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// AS1 divide
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
|
|
|
|
// TODO(Herschel): SWF19: "If A is zero, the result NaN, Infinity, or -Infinity is pushed to the in SWF 5 and later.
|
|
|
|
// In SWF 4, the result is the string #ERROR#.""
|
2019-09-28 00:58:40 +00:00
|
|
|
// Seems to be untrue for SWF v4, I get 1.#INF.
|
2019-08-26 23:38:37 +00:00
|
|
|
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(b.into_number_v1() / a.into_number_v1());
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_end_drag(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO(Herschel)
|
|
|
|
log::error!("Unimplemented action: EndDrag");
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_enumerate(&mut self, context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-10-19 02:53:29 +00:00
|
|
|
let name_value = self.pop()?;
|
|
|
|
let name = name_value.as_string()?;
|
2019-08-26 23:38:37 +00:00
|
|
|
self.push(Value::Null); // Sentinel that indicates end of enumeration
|
2019-10-21 22:37:04 +00:00
|
|
|
self.current_stack_frame()
|
2019-10-10 02:58:53 +00:00
|
|
|
.unwrap()
|
|
|
|
.read()
|
|
|
|
.resolve(name, self, context)
|
2019-10-21 22:37:04 +00:00
|
|
|
.and_then(
|
|
|
|
self,
|
|
|
|
context,
|
|
|
|
stack_continuation!(name_value: Value<'gc>, |avm, _context, object| {
|
|
|
|
match object {
|
|
|
|
Value::Object(ob) => {
|
|
|
|
for k in ob.read().get_keys() {
|
|
|
|
avm.push(Value::String(k));
|
2019-10-19 02:53:29 +00:00
|
|
|
}
|
|
|
|
}
|
2019-10-21 22:37:04 +00:00
|
|
|
_ => log::error!(
|
|
|
|
"Cannot enumerate properties of {}",
|
|
|
|
name_value.as_string()?
|
|
|
|
),
|
|
|
|
};
|
2019-09-22 02:28:10 +00:00
|
|
|
|
2019-10-21 22:37:04 +00:00
|
|
|
Ok(ReturnValue::NoResult)
|
|
|
|
}),
|
|
|
|
)?
|
|
|
|
.ignore();
|
2019-09-22 02:28:10 +00:00
|
|
|
|
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-10-26 16:06:05 +00:00
|
|
|
fn action_enumerate_2(
|
|
|
|
&mut self,
|
|
|
|
_context: &mut UpdateContext<'_, 'gc, '_>,
|
|
|
|
) -> Result<(), Error> {
|
|
|
|
let object = self.pop()?.as_object()?;
|
|
|
|
|
|
|
|
self.push(Value::Null); // Sentinel that indicates end of enumeration
|
|
|
|
for k in object.read().get_keys() {
|
|
|
|
self.push(k);
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-08-26 23:38:37 +00:00
|
|
|
#[allow(clippy::float_cmp)]
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_equals(&mut self, _context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// AS1 equality
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
let result = b.into_number_v1() == a.into_number_v1();
|
2019-10-13 22:55:39 +00:00
|
|
|
self.push(Value::from_bool_v1(result, self.current_swf_version()));
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
#[allow(clippy::float_cmp)]
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_equals_2(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// Version >=5 equality
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
let result = match (b, a) {
|
|
|
|
(Value::Undefined, Value::Undefined) => true,
|
|
|
|
(Value::Null, Value::Null) => true,
|
|
|
|
(Value::Null, Value::Undefined) => true,
|
|
|
|
(Value::Undefined, Value::Null) => true,
|
2019-10-09 05:17:41 +00:00
|
|
|
// The result of NaN equality appears to change depending on flash player version (not swf version).
|
|
|
|
// This comparison might need to be conditional on targeted version.
|
2019-10-08 19:51:21 +00:00
|
|
|
(Value::Number(a), Value::Number(b)) => a == b || (a.is_nan() && b.is_nan()),
|
2019-08-26 23:38:37 +00:00
|
|
|
(Value::String(a), Value::String(b)) => a == b,
|
|
|
|
(Value::Object(_a), Value::Object(_b)) => false, // TODO(Herschel)
|
|
|
|
(Value::String(a), Value::Number(b)) => a.parse().unwrap_or(std::f64::NAN) == b,
|
|
|
|
(Value::Number(a), Value::String(b)) => a == b.parse().unwrap_or(std::f64::NAN),
|
|
|
|
_ => false,
|
|
|
|
};
|
2019-10-21 10:55:17 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_get_member(&mut self, context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-09-26 00:06:37 +00:00
|
|
|
let name_val = self.pop()?;
|
2019-09-26 00:19:13 +00:00
|
|
|
let name = name_val.into_string();
|
2019-09-26 00:06:37 +00:00
|
|
|
let object = self.pop()?.as_object()?;
|
2019-10-10 02:58:53 +00:00
|
|
|
let this = self.current_stack_frame().unwrap().read().this_cell();
|
2019-10-21 22:37:04 +00:00
|
|
|
object.read().get(&name, self, context, this).push(self);
|
2019-09-26 00:06:37 +00:00
|
|
|
|
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-09-17 17:28:10 +00:00
|
|
|
fn action_get_property(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-09-17 17:28:10 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-09-28 00:21:50 +00:00
|
|
|
let prop_index = self.pop()?.into_number_v1() as usize;
|
2019-08-26 23:38:37 +00:00
|
|
|
let clip_path = self.pop()?;
|
2019-09-17 09:00:57 +00:00
|
|
|
let path = clip_path.as_string()?;
|
|
|
|
let ret = if let Some(base_clip) = context.target_clip {
|
|
|
|
if let Some(clip) = Avm1::resolve_slash_path(base_clip, context.root, path) {
|
|
|
|
if let Some(clip) = clip.read().as_movie_clip() {
|
|
|
|
match prop_index {
|
|
|
|
0 => Value::Number(f64::from(clip.x())),
|
|
|
|
1 => Value::Number(f64::from(clip.y())),
|
|
|
|
2 => Value::Number(f64::from(clip.x_scale())),
|
|
|
|
3 => Value::Number(f64::from(clip.y_scale())),
|
|
|
|
4 => Value::Number(f64::from(clip.current_frame())),
|
|
|
|
5 => Value::Number(f64::from(clip.total_frames())),
|
|
|
|
10 => Value::Number(f64::from(clip.rotation())),
|
2019-09-17 17:28:10 +00:00
|
|
|
11 => {
|
|
|
|
// _target
|
|
|
|
// TODO: This string should be built dynamically
|
|
|
|
// by traversing through parents. But this requires
|
|
|
|
// _name to work accurately.
|
|
|
|
context.target_path.clone()
|
|
|
|
}
|
2019-09-17 09:00:57 +00:00
|
|
|
12 => Value::Number(f64::from(clip.frames_loaded())),
|
|
|
|
_ => {
|
|
|
|
log::error!("GetProperty: Unimplemented property index {}", prop_index);
|
|
|
|
Value::Undefined
|
|
|
|
}
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
2019-09-17 09:00:57 +00:00
|
|
|
} else {
|
|
|
|
log::warn!("GetProperty: Target is not a movieclip");
|
|
|
|
Value::Undefined
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
} else {
|
2019-09-17 09:00:57 +00:00
|
|
|
log::warn!("GetProperty: Invalid target {}", path);
|
2019-08-26 23:38:37 +00:00
|
|
|
Value::Undefined
|
|
|
|
}
|
|
|
|
} else {
|
2019-09-17 09:00:57 +00:00
|
|
|
log::warn!("GetProperty: Invalid base clip");
|
2019-08-26 23:38:37 +00:00
|
|
|
Value::Undefined
|
|
|
|
};
|
|
|
|
self.push(ret);
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_get_time(&mut self, context: &mut UpdateContext) -> Result<(), Error> {
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(context.global_time as f64);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-09-29 13:31:33 +00:00
|
|
|
/// Obtain the value of `_root`.
|
2019-10-27 18:58:30 +00:00
|
|
|
pub fn root_object(&self, context: &mut UpdateContext<'_, 'gc, '_>) -> Value<'gc> {
|
2019-10-07 08:36:05 +00:00
|
|
|
context.root.read().object()
|
2019-09-29 13:31:33 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/// Obtain the value of `_global`.
|
2019-10-27 18:58:30 +00:00
|
|
|
pub fn global_object(&self, _context: &mut UpdateContext<'_, 'gc, '_>) -> Value<'gc> {
|
2019-09-29 13:31:33 +00:00
|
|
|
Value::Object(self.globals)
|
|
|
|
}
|
|
|
|
|
2019-10-04 02:42:32 +00:00
|
|
|
/// Obtain a reference to `_global`.
|
|
|
|
pub fn global_object_cell(&self) -> GcCell<'gc, Object<'gc>> {
|
|
|
|
self.globals
|
|
|
|
}
|
|
|
|
|
2019-08-26 22:53:50 +00:00
|
|
|
fn action_get_variable(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-08-26 22:53:50 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let var_path = self.pop()?;
|
2019-08-26 22:53:50 +00:00
|
|
|
let path = var_path.as_string()?;
|
|
|
|
|
2019-09-22 18:46:40 +00:00
|
|
|
let is_slashpath = Self::variable_name_is_slash_path(path);
|
|
|
|
if is_slashpath {
|
2019-08-26 22:53:50 +00:00
|
|
|
if let Some((node, var_name)) =
|
2019-09-17 09:00:57 +00:00
|
|
|
Self::resolve_slash_path_variable(context.target_clip, context.root, path)
|
2019-08-26 22:53:50 +00:00
|
|
|
{
|
|
|
|
if let Some(clip) = node.read().as_movie_clip() {
|
2019-08-31 15:54:15 +00:00
|
|
|
let object = clip.object().as_object()?;
|
2019-08-28 23:29:43 +00:00
|
|
|
if object.read().has_property(var_name) {
|
2019-10-21 22:37:04 +00:00
|
|
|
object
|
|
|
|
.read()
|
|
|
|
.get(var_name, self, context, object)
|
|
|
|
.push(self);
|
2019-10-19 02:53:29 +00:00
|
|
|
} else {
|
|
|
|
self.push(Value::Undefined);
|
2019-08-26 22:53:50 +00:00
|
|
|
}
|
2019-10-19 02:53:29 +00:00
|
|
|
} else {
|
|
|
|
self.push(Value::Undefined);
|
2019-08-26 22:53:50 +00:00
|
|
|
}
|
2019-09-22 18:46:40 +00:00
|
|
|
}
|
2019-10-10 02:58:53 +00:00
|
|
|
} else if self.current_stack_frame().unwrap().read().is_defined(path) {
|
2019-10-21 22:37:04 +00:00
|
|
|
self.current_stack_frame()
|
2019-10-19 02:53:29 +00:00
|
|
|
.unwrap()
|
|
|
|
.read()
|
2019-10-21 22:37:04 +00:00
|
|
|
.resolve(path, self, context)
|
|
|
|
.push(self);
|
2019-10-19 02:53:29 +00:00
|
|
|
} else {
|
|
|
|
self.push(Value::Undefined);
|
2019-09-22 18:46:40 +00:00
|
|
|
}
|
2019-09-25 03:27:05 +00:00
|
|
|
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn action_get_url(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext,
|
2019-09-02 17:23:38 +00:00
|
|
|
url: &str,
|
|
|
|
target: &str,
|
2019-08-26 23:38:37 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-09-02 18:55:45 +00:00
|
|
|
//TODO: support `_level0` thru `_level9`
|
|
|
|
if target.starts_with("_level") {
|
2019-09-17 03:37:11 +00:00
|
|
|
log::warn!(
|
|
|
|
"Remote SWF loads into target {} not yet implemented",
|
|
|
|
target
|
|
|
|
);
|
2019-09-02 18:55:45 +00:00
|
|
|
return Ok(());
|
|
|
|
}
|
|
|
|
|
2019-09-20 19:11:33 +00:00
|
|
|
if let Some(fscommand) = fscommand::parse(url) {
|
|
|
|
return fscommand::handle(fscommand, self, context);
|
|
|
|
}
|
|
|
|
|
2019-09-17 03:37:11 +00:00
|
|
|
context
|
|
|
|
.navigator
|
|
|
|
.navigate_to_url(url.to_owned(), Some(target.to_owned()), None);
|
2019-09-02 17:23:38 +00:00
|
|
|
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn action_get_url_2(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-09-03 01:49:36 +00:00
|
|
|
swf_method: swf::avm1::types::SendVarsMethod,
|
2019-09-02 17:23:38 +00:00
|
|
|
is_target_sprite: bool,
|
|
|
|
is_load_vars: bool,
|
2019-08-26 23:38:37 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-09-02 17:23:38 +00:00
|
|
|
// TODO: Support `LoadVariablesFlag`, `LoadTargetFlag`
|
|
|
|
// TODO: What happens if there's only one string?
|
|
|
|
let target = self.pop()?.into_string();
|
|
|
|
let url = self.pop()?.into_string();
|
|
|
|
|
2019-09-21 01:38:37 +00:00
|
|
|
if let Some(fscommand) = fscommand::parse(&url) {
|
|
|
|
return fscommand::handle(fscommand, self, context);
|
|
|
|
}
|
|
|
|
|
2019-09-02 17:23:38 +00:00
|
|
|
if is_target_sprite {
|
|
|
|
log::warn!("GetURL into target sprite is not yet implemented");
|
|
|
|
return Ok(()); //maybe error?
|
|
|
|
}
|
|
|
|
|
|
|
|
if is_load_vars {
|
2019-09-03 01:49:36 +00:00
|
|
|
log::warn!("Reading AVM locals from forms is not yet implemented");
|
2019-09-02 17:23:38 +00:00
|
|
|
return Ok(()); //maybe error?
|
|
|
|
}
|
2019-09-17 03:37:11 +00:00
|
|
|
|
2019-09-03 01:49:36 +00:00
|
|
|
let vars = match NavigationMethod::from_send_vars_method(swf_method) {
|
2019-10-08 14:34:08 +00:00
|
|
|
Some(method) => Some((method, self.locals_into_form_values(context))),
|
2019-09-17 03:37:11 +00:00
|
|
|
None => None,
|
2019-09-03 01:49:36 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
context.navigator.navigate_to_url(url, Some(target), vars);
|
2019-08-26 23:38:37 +00:00
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-26 07:58:24 +00:00
|
|
|
fn action_goto_frame(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-26 07:58:24 +00:00
|
|
|
frame: u16,
|
|
|
|
) -> Result<(), Error> {
|
2019-09-17 09:00:57 +00:00
|
|
|
if let Some(clip) = context.target_clip {
|
|
|
|
let mut display_object = clip.write(context.gc_context);
|
|
|
|
if let Some(clip) = display_object.as_movie_clip_mut() {
|
2019-09-28 01:09:52 +00:00
|
|
|
// The frame on the stack is 0-based, not 1-based.
|
2019-10-27 18:58:30 +00:00
|
|
|
clip.goto_frame(context, frame + 1, true);
|
2019-09-17 09:00:57 +00:00
|
|
|
} else {
|
|
|
|
log::error!("GotoFrame failed: Target is not a MovieClip");
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
log::error!("GotoFrame failed: Invalid target");
|
|
|
|
}
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn action_goto_frame_2(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-08-26 23:38:37 +00:00
|
|
|
set_playing: bool,
|
|
|
|
scene_offset: u16,
|
|
|
|
) -> Result<(), Error> {
|
|
|
|
// Version 4+ gotoAndPlay/gotoAndStop
|
|
|
|
// Param can either be a frame number or a frame label.
|
2019-09-17 09:00:57 +00:00
|
|
|
if let Some(clip) = context.target_clip {
|
|
|
|
let mut display_object = clip.write(context.gc_context);
|
|
|
|
if let Some(clip) = display_object.as_movie_clip_mut() {
|
|
|
|
match self.pop()? {
|
|
|
|
Value::Number(frame) => {
|
2019-09-28 01:09:52 +00:00
|
|
|
// The frame on the stack is 1-based, not 0-based.
|
2019-10-27 18:58:30 +00:00
|
|
|
clip.goto_frame(context, scene_offset + (frame as u16), !set_playing)
|
2019-09-17 09:00:57 +00:00
|
|
|
}
|
|
|
|
Value::String(frame_label) => {
|
|
|
|
if let Some(frame) = clip.frame_label_to_number(&frame_label) {
|
2019-10-27 18:58:30 +00:00
|
|
|
clip.goto_frame(context, scene_offset + frame, !set_playing)
|
2019-09-17 09:00:57 +00:00
|
|
|
} else {
|
|
|
|
log::warn!(
|
|
|
|
"GotoFrame2: MovieClip {} does not contain frame label '{}'",
|
|
|
|
clip.id(),
|
|
|
|
frame_label
|
|
|
|
);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
_ => log::warn!("GotoFrame2: Expected frame label or number"),
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
2019-09-17 09:00:57 +00:00
|
|
|
} else {
|
|
|
|
log::warn!("GotoFrame2: Target is not a MovieClip");
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
2019-09-17 09:00:57 +00:00
|
|
|
} else {
|
|
|
|
log::warn!("GotoFrame2: Invalid target");
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-26 07:58:24 +00:00
|
|
|
fn action_goto_label(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-26 07:58:24 +00:00
|
|
|
label: &str,
|
|
|
|
) -> Result<(), Error> {
|
2019-09-17 09:00:57 +00:00
|
|
|
if let Some(clip) = context.target_clip {
|
|
|
|
let mut display_object = clip.write(context.gc_context);
|
|
|
|
if let Some(clip) = display_object.as_movie_clip_mut() {
|
|
|
|
if let Some(frame) = clip.frame_label_to_number(label) {
|
2019-10-27 18:58:30 +00:00
|
|
|
clip.goto_frame(context, frame, true);
|
2019-09-17 09:00:57 +00:00
|
|
|
} else {
|
|
|
|
log::warn!("GoToLabel: Frame label '{}' not found", label);
|
|
|
|
}
|
2019-08-26 23:38:37 +00:00
|
|
|
} else {
|
2019-09-17 09:00:57 +00:00
|
|
|
log::warn!("GoToLabel: Target is not a MovieClip");
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
} else {
|
2019-09-17 09:00:57 +00:00
|
|
|
log::warn!("GoToLabel: Invalid target");
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn action_if(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext,
|
2019-09-26 00:25:55 +00:00
|
|
|
jump_offset: i16,
|
2019-10-06 21:45:14 +00:00
|
|
|
reader: &mut Reader<'_>,
|
2019-08-26 23:38:37 +00:00
|
|
|
) -> Result<(), Error> {
|
|
|
|
let val = self.pop()?;
|
2019-10-10 12:28:14 +00:00
|
|
|
if val.as_bool(self.current_swf_version()) {
|
2019-09-26 00:25:55 +00:00
|
|
|
reader.seek(jump_offset.into());
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_increment(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-09-02 20:19:09 +00:00
|
|
|
let a = self.pop()?.as_number();
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(a + 1.0);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_init_array(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let num_elements = self.pop()?.as_i64()?;
|
|
|
|
for _ in 0..num_elements {
|
|
|
|
let _value = self.pop()?;
|
|
|
|
}
|
|
|
|
|
|
|
|
// TODO(Herschel)
|
|
|
|
Err("Unimplemented action: InitArray".into())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_init_object(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let num_props = self.pop()?.as_i64()?;
|
|
|
|
for _ in 0..num_props {
|
|
|
|
let _value = self.pop()?;
|
|
|
|
let _name = self.pop()?;
|
|
|
|
}
|
|
|
|
|
|
|
|
// TODO(Herschel)
|
|
|
|
Err("Unimplemented action: InitObject".into())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn action_jump(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext,
|
2019-09-26 00:25:55 +00:00
|
|
|
jump_offset: i16,
|
2019-10-06 21:45:14 +00:00
|
|
|
reader: &mut Reader<'_>,
|
2019-08-26 23:38:37 +00:00
|
|
|
) -> Result<(), Error> {
|
|
|
|
// TODO(Herschel): Handle out-of-bounds.
|
2019-09-26 00:25:55 +00:00
|
|
|
reader.seek(jump_offset.into());
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_less(&mut self, _context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// AS1 less than
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
let result = b.into_number_v1() < a.into_number_v1();
|
2019-10-13 22:55:39 +00:00
|
|
|
self.push(Value::from_bool_v1(result, self.current_swf_version()));
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_less_2(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// ECMA-262 s. 11.8.5
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
|
|
|
|
let result = match (a, b) {
|
|
|
|
(Value::String(a), Value::String(b)) => b.to_string().bytes().lt(a.to_string().bytes()),
|
2019-09-02 20:19:09 +00:00
|
|
|
(a, b) => b.as_number() < a.as_number(),
|
2019-08-26 23:38:37 +00:00
|
|
|
};
|
|
|
|
|
2019-10-21 10:55:17 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_greater(&mut self, _context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-10-08 06:06:05 +00:00
|
|
|
// AS1 less than
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
let result = b.into_number_v1() > a.into_number_v1();
|
2019-10-13 22:55:39 +00:00
|
|
|
self.push(Value::from_bool_v1(result, self.current_swf_version()));
|
2019-10-08 06:06:05 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_mb_ascii_to_char(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO(Herschel): Results on incorrect operands?
|
|
|
|
use std::convert::TryFrom;
|
|
|
|
let val = char::try_from(self.pop()?.as_f64()? as u32)?;
|
2019-10-21 10:30:59 +00:00
|
|
|
self.push(val.to_string());
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_mb_char_to_ascii(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO(Herschel): Results on incorrect operands?
|
|
|
|
let s = self.pop()?.into_string();
|
|
|
|
let result = s.chars().nth(0).unwrap_or('\0') as u32;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_mb_string_extract(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO(Herschel): Result with incorrect operands?
|
|
|
|
let len = self.pop()?.as_f64()? as usize;
|
|
|
|
let start = self.pop()?.as_f64()? as usize;
|
|
|
|
let s = self.pop()?.into_string();
|
|
|
|
let result = s[len..len + start].to_string(); // TODO(Herschel): Flash uses UTF-16 internally.
|
2019-10-21 10:30:59 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_mb_string_length(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO(Herschel): Result with non-string operands?
|
|
|
|
let val = self.pop()?.into_string().len();
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(val as f64);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_multiply(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// AS1 multiply
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(a.into_number_v1() * b.into_number_v1());
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_modulo(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO: Wrong operands?
|
|
|
|
let a = self.pop()?.as_f64()?;
|
|
|
|
let b = self.pop()?.as_f64()?;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(a % b);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_not(&mut self, _context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// AS1 logical not
|
|
|
|
let val = self.pop()?;
|
|
|
|
let result = val.into_number_v1() == 0.0;
|
2019-10-13 22:55:39 +00:00
|
|
|
self.push(Value::from_bool_v1(result, self.current_swf_version()));
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_next_frame(&mut self, context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-09-17 09:00:57 +00:00
|
|
|
if let Some(clip) = context.target_clip {
|
|
|
|
let mut display_object = clip.write(context.gc_context);
|
|
|
|
if let Some(clip) = display_object.as_movie_clip_mut() {
|
2019-10-27 18:58:30 +00:00
|
|
|
clip.next_frame(context);
|
2019-09-17 09:00:57 +00:00
|
|
|
} else {
|
|
|
|
log::warn!("NextFrame: Target is not a MovieClip");
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
log::warn!("NextFrame: Invalid target");
|
|
|
|
}
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_new_method(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let _name = self.pop()?.as_string()?;
|
|
|
|
let _object = self.pop()?.as_object()?;
|
|
|
|
let _num_args = self.pop()?.as_i64()?;
|
|
|
|
self.push(Value::Undefined);
|
|
|
|
// TODO(Herschel)
|
|
|
|
Err("Unimplemented action: NewMethod".into())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_new_object(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let _object = self.pop()?.as_string()?;
|
|
|
|
let num_args = self.pop()?.as_i64()?;
|
|
|
|
for _ in 0..num_args {
|
|
|
|
let _arg = self.pop()?;
|
|
|
|
}
|
|
|
|
self.push(Value::Undefined);
|
|
|
|
// TODO(Herschel)
|
|
|
|
Err("Unimplemented action: NewObject".into())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_or(&mut self, _context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// AS1 logical or
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
let result = b.into_number_v1() != 0.0 || a.into_number_v1() != 0.0;
|
2019-10-13 22:55:39 +00:00
|
|
|
self.push(Value::from_bool_v1(result, self.current_swf_version()));
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_play(&mut self, context: &mut UpdateContext) -> Result<(), Error> {
|
2019-09-17 09:00:57 +00:00
|
|
|
if let Some(clip) = context.target_clip {
|
|
|
|
let mut display_object = clip.write(context.gc_context);
|
|
|
|
if let Some(clip) = display_object.as_movie_clip_mut() {
|
|
|
|
clip.play()
|
|
|
|
} else {
|
|
|
|
log::warn!("Play: Target is not a MovieClip");
|
|
|
|
}
|
2019-08-26 23:38:37 +00:00
|
|
|
} else {
|
2019-09-17 09:00:57 +00:00
|
|
|
log::warn!("Play: Invalid target");
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_prev_frame(&mut self, context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-09-17 09:00:57 +00:00
|
|
|
if let Some(clip) = context.target_clip {
|
|
|
|
let mut display_object = clip.write(context.gc_context);
|
|
|
|
if let Some(clip) = display_object.as_movie_clip_mut() {
|
2019-10-27 18:58:30 +00:00
|
|
|
clip.prev_frame(context);
|
2019-09-17 09:00:57 +00:00
|
|
|
} else {
|
|
|
|
log::warn!("PrevFrame: Target is not a MovieClip");
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
log::warn!("PrevFrame: Invalid target");
|
|
|
|
}
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_pop(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
self.pop()?;
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn action_push(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext,
|
2019-08-26 23:38:37 +00:00
|
|
|
values: &[swf::avm1::types::Value],
|
|
|
|
) -> Result<(), Error> {
|
|
|
|
for value in values {
|
|
|
|
use swf::avm1::types::Value as SwfValue;
|
|
|
|
let value = match value {
|
|
|
|
SwfValue::Undefined => Value::Undefined,
|
|
|
|
SwfValue::Null => Value::Null,
|
|
|
|
SwfValue::Bool(v) => Value::Bool(*v),
|
|
|
|
SwfValue::Int(v) => Value::Number(f64::from(*v)),
|
|
|
|
SwfValue::Float(v) => Value::Number(f64::from(*v)),
|
|
|
|
SwfValue::Double(v) => Value::Number(*v),
|
2019-10-21 10:30:59 +00:00
|
|
|
SwfValue::Str(v) => v.to_string().into(),
|
2019-09-27 00:02:40 +00:00
|
|
|
SwfValue::Register(v) => self.current_register(*v),
|
2019-08-26 23:38:37 +00:00
|
|
|
SwfValue::ConstantPool(i) => {
|
|
|
|
if let Some(value) = self.constant_pool.get(*i as usize) {
|
2019-10-21 10:30:59 +00:00
|
|
|
value.to_string().into()
|
2019-08-26 23:38:37 +00:00
|
|
|
} else {
|
|
|
|
log::warn!(
|
|
|
|
"ActionPush: Constant pool index {} out of range (len = {})",
|
|
|
|
i,
|
|
|
|
self.constant_pool.len()
|
|
|
|
);
|
|
|
|
Value::Undefined
|
|
|
|
}
|
|
|
|
}
|
|
|
|
};
|
|
|
|
self.push(value);
|
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_push_duplicate(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-09-17 05:02:37 +00:00
|
|
|
let val = self.stack.last().ok_or("Stack underflow")?.clone();
|
2019-08-26 23:38:37 +00:00
|
|
|
self.push(val);
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_random_number(&mut self, context: &mut UpdateContext) -> Result<(), Error> {
|
2019-09-28 02:32:22 +00:00
|
|
|
// A max value < 0 will always return 0,
|
|
|
|
// and the max value gets converted into an i32, so any number > 2^31 - 1 will return 0.
|
|
|
|
let max = self.pop()?.into_number_v1() as i32;
|
2019-09-02 03:03:50 +00:00
|
|
|
let val = context.rng.gen_range(0, max);
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(val);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_remove_sprite(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let _target = self.pop()?.into_string();
|
|
|
|
// TODO(Herschel)
|
2019-09-28 00:28:14 +00:00
|
|
|
log::error!("Unimplemented action: RemoveSprite");
|
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-10-03 02:07:00 +00:00
|
|
|
fn action_return(&mut self, context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-10-17 18:40:55 +00:00
|
|
|
let return_value = self.pop()?;
|
2019-10-18 19:10:26 +00:00
|
|
|
self.retire_stack_frame(context, return_value)?;
|
2019-09-16 23:15:22 +00:00
|
|
|
|
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_set_member(&mut self, context: &mut UpdateContext<'_, 'gc, '_>) -> Result<(), Error> {
|
2019-09-26 00:06:44 +00:00
|
|
|
let value = self.pop()?;
|
|
|
|
let name_val = self.pop()?;
|
|
|
|
let name = name_val.as_string()?;
|
|
|
|
let object = self.pop()?.as_object()?;
|
2019-10-10 02:58:53 +00:00
|
|
|
let this = self.current_stack_frame().unwrap().read().this_cell();
|
2019-09-26 00:06:44 +00:00
|
|
|
|
2019-10-06 21:45:14 +00:00
|
|
|
object
|
|
|
|
.write(context.gc_context)
|
|
|
|
.set(name, value, self, context, this);
|
2019-09-26 00:06:44 +00:00
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_set_property(&mut self, context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let value = self.pop()?.into_number_v1() as f32;
|
|
|
|
let prop_index = self.pop()?.as_u32()? as usize;
|
|
|
|
let clip_path = self.pop()?;
|
|
|
|
let path = clip_path.as_string()?;
|
2019-09-17 09:00:57 +00:00
|
|
|
if let Some(base_clip) = context.target_clip {
|
|
|
|
if let Some(clip) = Avm1::resolve_slash_path(base_clip, context.root, path) {
|
|
|
|
if let Some(clip) = clip.write(context.gc_context).as_movie_clip_mut() {
|
|
|
|
match prop_index {
|
|
|
|
0 => clip.set_x(value),
|
|
|
|
1 => clip.set_y(value),
|
|
|
|
2 => clip.set_x_scale(value),
|
|
|
|
3 => clip.set_y_scale(value),
|
|
|
|
10 => clip.set_rotation(value),
|
|
|
|
_ => {
|
|
|
|
log::error!("SetProperty: Unimplemented property index {}", prop_index)
|
|
|
|
}
|
|
|
|
}
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
2019-09-17 09:00:57 +00:00
|
|
|
} else {
|
|
|
|
log::warn!("SetProperty: Invalid target {}", path);
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
} else {
|
2019-09-17 09:00:57 +00:00
|
|
|
log::warn!("SetProperty: Invalid base clip");
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-08-26 22:53:50 +00:00
|
|
|
fn action_set_variable(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-08-26 22:53:50 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// Flash 4-style variable
|
|
|
|
let value = self.pop()?;
|
|
|
|
let var_path = self.pop()?;
|
2019-08-26 22:53:50 +00:00
|
|
|
self.set_variable(context, var_path.as_string()?, value)
|
|
|
|
}
|
|
|
|
|
2019-10-08 20:04:26 +00:00
|
|
|
#[allow(clippy::float_cmp)]
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_strict_equals(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-10-08 06:06:05 +00:00
|
|
|
// The same as normal equality but types must match
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
2019-10-08 20:40:15 +00:00
|
|
|
let result = a == b;
|
2019-10-21 10:55:17 +00:00
|
|
|
self.push(result);
|
2019-10-08 06:06:05 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-08-26 22:53:50 +00:00
|
|
|
pub fn set_variable(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-08-26 22:53:50 +00:00
|
|
|
var_path: &str,
|
|
|
|
value: Value<'gc>,
|
|
|
|
) -> Result<(), Error> {
|
2019-10-10 02:58:53 +00:00
|
|
|
let this = self.current_stack_frame().unwrap().read().this_cell();
|
2019-09-22 18:46:40 +00:00
|
|
|
let is_slashpath = Self::variable_name_is_slash_path(var_path);
|
|
|
|
|
|
|
|
if is_slashpath {
|
2019-09-22 01:41:30 +00:00
|
|
|
if let Some((node, var_name)) =
|
|
|
|
Self::resolve_slash_path_variable(context.target_clip, context.root, var_path)
|
|
|
|
{
|
|
|
|
if let Some(clip) = node.write(context.gc_context).as_movie_clip_mut() {
|
2019-10-06 21:45:14 +00:00
|
|
|
clip.object().as_object()?.write(context.gc_context).set(
|
|
|
|
var_name,
|
|
|
|
value.clone(),
|
|
|
|
self,
|
|
|
|
context,
|
|
|
|
this,
|
|
|
|
);
|
2019-09-22 01:41:30 +00:00
|
|
|
}
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
2019-09-25 03:27:05 +00:00
|
|
|
} else {
|
2019-10-10 02:58:53 +00:00
|
|
|
let this = self.current_stack_frame().unwrap().read().this_cell();
|
|
|
|
let scope = self.current_stack_frame().unwrap().read().scope_cell();
|
2019-10-03 01:18:37 +00:00
|
|
|
let unused_value = scope.read().overwrite(var_path, value, self, context, this);
|
|
|
|
if let Some(value) = unused_value {
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame().unwrap().read().define(
|
|
|
|
var_path,
|
|
|
|
value,
|
|
|
|
context.gc_context,
|
|
|
|
);
|
2019-09-22 18:46:40 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn action_set_target(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-08-26 23:38:37 +00:00
|
|
|
target: &str,
|
|
|
|
) -> Result<(), Error> {
|
|
|
|
if target.is_empty() {
|
|
|
|
context.active_clip = context.start_clip;
|
2019-09-17 09:00:57 +00:00
|
|
|
context.target_clip = Some(context.start_clip);
|
2019-10-21 10:33:49 +00:00
|
|
|
context.target_path = target.into();
|
2019-08-26 23:38:37 +00:00
|
|
|
} else if let Some(clip) =
|
|
|
|
Avm1::resolve_slash_path(context.start_clip, context.root, target)
|
|
|
|
{
|
2019-09-17 09:00:57 +00:00
|
|
|
context.target_clip = Some(clip);
|
2019-08-26 23:38:37 +00:00
|
|
|
context.active_clip = clip;
|
2019-10-21 10:33:49 +00:00
|
|
|
context.target_path = target.into();
|
2019-08-26 23:38:37 +00:00
|
|
|
} else {
|
|
|
|
log::warn!("SetTarget failed: {} not found", target);
|
2019-09-17 09:00:57 +00:00
|
|
|
// TODO: Emulate AVM1 trace error message.
|
|
|
|
// log::info!(target: "avm_trace", "Target not found: Target=\"{}\" Base=\"{}\"", target, context.root.read().name());
|
|
|
|
|
|
|
|
// When SetTarget has an invalid target, subsequent GetVariables act
|
|
|
|
// as if they are targeting root, but subsequent Play/Stop/etc.
|
|
|
|
// fail silenty.
|
|
|
|
context.target_clip = None;
|
|
|
|
context.active_clip = context.root;
|
2019-09-17 17:28:10 +00:00
|
|
|
context.target_path = Value::Undefined;
|
|
|
|
}
|
2019-10-04 23:27:08 +00:00
|
|
|
|
2019-10-10 02:58:53 +00:00
|
|
|
let scope = self.current_stack_frame().unwrap().read().scope_cell();
|
2019-10-06 21:45:14 +00:00
|
|
|
let clip_obj = context
|
|
|
|
.active_clip
|
|
|
|
.read()
|
|
|
|
.object()
|
|
|
|
.as_object()
|
|
|
|
.unwrap()
|
|
|
|
.to_owned();
|
2019-10-04 23:27:08 +00:00
|
|
|
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame()
|
2019-10-06 21:45:14 +00:00
|
|
|
.unwrap()
|
2019-10-10 02:58:53 +00:00
|
|
|
.write(context.gc_context)
|
2019-10-06 21:45:14 +00:00
|
|
|
.set_scope(Scope::new_target_scope(scope, clip_obj, context.gc_context));
|
2019-09-17 17:28:10 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-06 21:45:14 +00:00
|
|
|
fn action_set_target2(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-06 21:45:14 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-09-17 17:28:10 +00:00
|
|
|
let target = self.pop()?;
|
|
|
|
if let Ok(target) = target.as_string() {
|
|
|
|
self.action_set_target(context, target)?;
|
|
|
|
} else {
|
|
|
|
log::error!("SetTarget2: Path must be a string");
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_stack_swap(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
self.push(a);
|
|
|
|
self.push(b);
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_start_drag(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let _target = self.pop()?;
|
2019-10-10 12:28:14 +00:00
|
|
|
let _lock_center = self.pop()?.as_bool(self.current_swf_version());
|
|
|
|
let constrain = self.pop()?.as_bool(self.current_swf_version());
|
2019-08-26 23:38:37 +00:00
|
|
|
if constrain {
|
|
|
|
let _y2 = self.pop()?;
|
|
|
|
let _x2 = self.pop()?;
|
|
|
|
let _y1 = self.pop()?;
|
|
|
|
let _x1 = self.pop()?;
|
|
|
|
}
|
|
|
|
log::error!("Unimplemented action: StartDrag");
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_stop(&mut self, context: &mut UpdateContext) -> Result<(), Error> {
|
2019-09-17 09:00:57 +00:00
|
|
|
if let Some(clip) = context.target_clip {
|
|
|
|
let mut display_object = clip.write(context.gc_context);
|
|
|
|
if let Some(clip) = display_object.as_movie_clip_mut() {
|
2019-10-29 01:12:44 +00:00
|
|
|
clip.stop(context);
|
2019-09-17 09:00:57 +00:00
|
|
|
} else {
|
|
|
|
log::warn!("Stop: Target is not a MovieClip");
|
|
|
|
}
|
2019-08-26 23:38:37 +00:00
|
|
|
} else {
|
2019-09-17 09:00:57 +00:00
|
|
|
log::warn!("Stop: Invalid target");
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_stop_sounds(&mut self, context: &mut UpdateContext) -> Result<(), Error> {
|
2019-09-19 07:21:22 +00:00
|
|
|
context.audio.stop_all_sounds();
|
2019-09-17 22:48:22 +00:00
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
fn action_store_register(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-09-25 22:59:02 +00:00
|
|
|
register: u8,
|
2019-08-26 23:38:37 +00:00
|
|
|
) -> Result<(), Error> {
|
|
|
|
// Does NOT pop the value from the stack.
|
2019-09-25 22:59:02 +00:00
|
|
|
let val = self.stack.last().ok_or("Stack underflow")?.clone();
|
2019-09-27 00:02:40 +00:00
|
|
|
self.set_current_register(register, val, context);
|
2019-09-25 22:59:02 +00:00
|
|
|
|
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_string_add(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// SWFv4 string concatenation
|
|
|
|
// TODO(Herschel): Result with non-string operands?
|
|
|
|
let a = self.pop()?.into_string();
|
|
|
|
let mut b = self.pop()?.into_string();
|
|
|
|
b.push_str(&a);
|
2019-10-21 10:30:59 +00:00
|
|
|
self.push(b);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-11 22:30:59 +00:00
|
|
|
fn action_string_equals(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-11 22:30:59 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// AS1 strcmp
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
let result = b.into_string() == a.into_string();
|
2019-10-13 22:55:39 +00:00
|
|
|
self.push(Value::from_bool_v1(result, self.current_swf_version()));
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_string_extract(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// SWFv4 substring
|
|
|
|
// TODO(Herschel): Result with incorrect operands?
|
|
|
|
let len = self.pop()?.as_f64()? as usize;
|
|
|
|
let start = self.pop()?.as_f64()? as usize;
|
|
|
|
let s = self.pop()?.into_string();
|
|
|
|
// This is specifically a non-UTF8 aware substring.
|
|
|
|
// SWFv4 only used ANSI strings.
|
|
|
|
let result = s
|
|
|
|
.bytes()
|
|
|
|
.skip(start)
|
|
|
|
.take(len)
|
|
|
|
.map(|c| c as char)
|
|
|
|
.collect::<String>();
|
2019-10-21 10:30:59 +00:00
|
|
|
self.push(result);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-11 22:30:59 +00:00
|
|
|
fn action_string_greater(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-11 22:30:59 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-10-08 06:06:05 +00:00
|
|
|
// AS1 strcmp
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
// This is specifically a non-UTF8 aware comparison.
|
|
|
|
let result = b.into_string().bytes().gt(a.into_string().bytes());
|
2019-10-13 22:55:39 +00:00
|
|
|
self.push(Value::from_bool_v1(result, self.current_swf_version()));
|
2019-10-08 06:06:05 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_string_length(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// AS1 strlen
|
|
|
|
// Only returns byte length.
|
|
|
|
// TODO(Herschel): Result with non-string operands?
|
|
|
|
let val = self.pop()?.into_string().bytes().len() as f64;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(val);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-11 22:30:59 +00:00
|
|
|
fn action_string_less(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-11 22:30:59 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// AS1 strcmp
|
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
|
|
|
// This is specifically a non-UTF8 aware comparison.
|
|
|
|
let result = b.into_string().bytes().lt(a.into_string().bytes());
|
2019-10-13 22:55:39 +00:00
|
|
|
self.push(Value::from_bool_v1(result, self.current_swf_version()));
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_subtract(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let a = self.pop()?;
|
|
|
|
let b = self.pop()?;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(b.into_number_v1() - a.into_number_v1());
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-08-26 22:53:50 +00:00
|
|
|
fn action_target_path(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-08-26 22:53:50 +00:00
|
|
|
) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO(Herschel)
|
|
|
|
let _clip = self.pop()?.as_object()?;
|
|
|
|
self.push(Value::Undefined);
|
|
|
|
Err("Unimplemented action: TargetPath".into())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn toggle_quality(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
// TODO(Herschel): Noop for now? Could chang anti-aliasing on render backend.
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_to_integer(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let val = self.pop()?;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(val.into_number_v1().trunc());
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_to_number(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let val = self.pop()?;
|
2019-10-21 14:10:10 +00:00
|
|
|
self.push(val.as_number());
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_to_string(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let val = self.pop()?;
|
2019-10-21 10:30:59 +00:00
|
|
|
self.push(val.into_string());
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_trace(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-26 23:38:37 +00:00
|
|
|
let val = self.pop()?;
|
|
|
|
log::info!(target: "avm_trace", "{}", val.into_string());
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-27 18:58:30 +00:00
|
|
|
fn action_type_of(&mut self, _context: &mut UpdateContext) -> Result<(), Error> {
|
2019-08-31 12:09:37 +00:00
|
|
|
let type_of = self.pop()?.type_of();
|
|
|
|
self.push(type_of);
|
2019-08-26 23:38:37 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn action_wait_for_frame(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext,
|
2019-08-26 23:38:37 +00:00
|
|
|
_frame: u16,
|
2019-09-29 13:12:31 +00:00
|
|
|
num_actions_to_skip: u8,
|
2019-10-06 21:45:14 +00:00
|
|
|
r: &mut Reader<'_>,
|
2019-08-26 23:38:37 +00:00
|
|
|
) -> Result<(), Error> {
|
|
|
|
// TODO(Herschel): Always true for now.
|
|
|
|
let loaded = true;
|
|
|
|
if !loaded {
|
|
|
|
// Note that the offset is given in # of actions, NOT in bytes.
|
|
|
|
// Read the actions and toss them away.
|
2019-09-29 13:12:31 +00:00
|
|
|
skip_actions(r, num_actions_to_skip)?;
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
fn action_wait_for_frame_2(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
_context: &mut UpdateContext,
|
2019-09-29 13:12:31 +00:00
|
|
|
num_actions_to_skip: u8,
|
2019-10-06 21:45:14 +00:00
|
|
|
r: &mut Reader<'_>,
|
2019-08-26 23:38:37 +00:00
|
|
|
) -> Result<(), Error> {
|
|
|
|
// TODO(Herschel): Always true for now.
|
|
|
|
let _frame_num = self.pop()?.as_f64()? as u16;
|
|
|
|
let loaded = true;
|
|
|
|
if !loaded {
|
|
|
|
// Note that the offset is given in # of actions, NOT in bytes.
|
|
|
|
// Read the actions and toss them away.
|
2019-09-29 13:12:31 +00:00
|
|
|
skip_actions(r, num_actions_to_skip)?;
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2019-10-06 21:45:14 +00:00
|
|
|
fn action_with(
|
|
|
|
&mut self,
|
2019-10-27 18:58:30 +00:00
|
|
|
context: &mut UpdateContext<'_, 'gc, '_>,
|
2019-10-06 21:45:14 +00:00
|
|
|
actions: &[u8],
|
|
|
|
) -> Result<(), Error> {
|
2019-09-23 01:10:49 +00:00
|
|
|
let object = self.pop()?.as_object()?;
|
2019-10-06 21:45:14 +00:00
|
|
|
let block = self
|
|
|
|
.current_stack_frame()
|
|
|
|
.unwrap()
|
2019-10-10 02:58:53 +00:00
|
|
|
.read()
|
2019-10-06 21:45:14 +00:00
|
|
|
.data()
|
|
|
|
.to_subslice(actions)
|
|
|
|
.unwrap();
|
|
|
|
let with_scope = Scope::new_with_scope(
|
2019-10-10 02:58:53 +00:00
|
|
|
self.current_stack_frame().unwrap().read().scope_cell(),
|
2019-10-06 21:45:14 +00:00
|
|
|
object,
|
|
|
|
context.gc_context,
|
|
|
|
);
|
|
|
|
let new_activation = self
|
|
|
|
.current_stack_frame()
|
|
|
|
.unwrap()
|
2019-10-10 02:58:53 +00:00
|
|
|
.read()
|
2019-10-06 21:45:14 +00:00
|
|
|
.to_rescope(block, with_scope);
|
2019-10-10 02:58:53 +00:00
|
|
|
self.stack_frames
|
|
|
|
.push(GcCell::allocate(context.gc_context, new_activation));
|
2019-09-23 01:10:49 +00:00
|
|
|
Ok(())
|
2019-08-26 23:38:37 +00:00
|
|
|
}
|
|
|
|
}
|
2019-09-15 21:57:35 +00:00
|
|
|
|
|
|
|
/// Utility function used by `Avm1::action_wait_for_frame` and
|
|
|
|
/// `Avm1::action_wait_for_frame_2`.
|
|
|
|
fn skip_actions(reader: &mut Reader<'_>, num_actions_to_skip: u8) -> Result<(), Error> {
|
|
|
|
for _ in 0..num_actions_to_skip {
|
|
|
|
reader.read_action()?;
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
2019-10-06 21:45:14 +00:00
|
|
|
}
|