1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
use crate::{
error::GovernanceError,
tools::account::{get_account_data, AccountMaxSize},
PROGRAM_AUTHORITY_SEED,
};
use crate::state::enums::GovernanceAccountType;
use borsh::{BorshDeserialize, BorshSchema, BorshSerialize};
use solana_program::{
account_info::AccountInfo, program_error::ProgramError, program_pack::IsInitialized,
pubkey::Pubkey,
};
#[repr(C)]
#[derive(Clone, Debug, PartialEq, BorshDeserialize, BorshSerialize, BorshSchema)]
pub struct TokenOwnerRecord {
pub account_type: GovernanceAccountType,
pub realm: Pubkey,
pub governing_token_mint: Pubkey,
pub governing_token_owner: Pubkey,
pub governing_token_deposit_amount: u64,
pub unrelinquished_votes_count: u32,
pub total_votes_count: u32,
pub reserved: [u8; 8],
pub governance_delegate: Option<Pubkey>,
}
impl AccountMaxSize for TokenOwnerRecord {
fn get_max_size(&self) -> Option<usize> {
Some(154)
}
}
impl IsInitialized for TokenOwnerRecord {
fn is_initialized(&self) -> bool {
self.account_type == GovernanceAccountType::TokenOwnerRecord
}
}
impl TokenOwnerRecord {
pub fn assert_token_owner_or_delegate_is_signer(
&self,
governance_authority_info: &AccountInfo,
) -> Result<(), ProgramError> {
if governance_authority_info.is_signer {
if &self.governing_token_owner == governance_authority_info.key {
return Ok(());
}
if let Some(governance_delegate) = self.governance_delegate {
if &governance_delegate == governance_authority_info.key {
return Ok(());
}
};
}
Err(GovernanceError::GoverningTokenOwnerOrDelegateMustSign.into())
}
}
pub fn get_token_owner_record_address(
program_id: &Pubkey,
realm: &Pubkey,
governing_token_mint: &Pubkey,
governing_token_owner: &Pubkey,
) -> Pubkey {
Pubkey::find_program_address(
&get_token_owner_record_address_seeds(realm, governing_token_mint, governing_token_owner),
program_id,
)
.0
}
pub fn get_token_owner_record_address_seeds<'a>(
realm: &'a Pubkey,
governing_token_mint: &'a Pubkey,
governing_token_owner: &'a Pubkey,
) -> [&'a [u8]; 4] {
[
PROGRAM_AUTHORITY_SEED,
realm.as_ref(),
governing_token_mint.as_ref(),
governing_token_owner.as_ref(),
]
}
pub fn get_token_owner_record_data(
program_id: &Pubkey,
token_owner_record_info: &AccountInfo,
) -> Result<TokenOwnerRecord, ProgramError> {
get_account_data::<TokenOwnerRecord>(token_owner_record_info, program_id)
}
pub fn get_token_owner_record_data_for_seeds(
program_id: &Pubkey,
token_owner_record_info: &AccountInfo,
token_owner_record_seeds: &[&[u8]],
) -> Result<TokenOwnerRecord, ProgramError> {
let (token_owner_record_address, _) =
Pubkey::find_program_address(token_owner_record_seeds, program_id);
if token_owner_record_address != *token_owner_record_info.key {
return Err(GovernanceError::InvalidTokenOwnerRecordAccountAddress.into());
}
get_token_owner_record_data(program_id, token_owner_record_info)
}
pub fn get_token_owner_record_data_for_realm_and_governing_mint(
program_id: &Pubkey,
token_owner_record_info: &AccountInfo,
realm: &Pubkey,
governing_token_mint: &Pubkey,
) -> Result<TokenOwnerRecord, ProgramError> {
let token_owner_record_data = get_token_owner_record_data(program_id, token_owner_record_info)?;
if token_owner_record_data.governing_token_mint != *governing_token_mint {
return Err(GovernanceError::InvalidGoverningMintForTokenOwnerRecord.into());
}
if token_owner_record_data.realm != *realm {
return Err(GovernanceError::InvalidRealmForTokenOwnerRecord.into());
}
Ok(token_owner_record_data)
}
pub fn get_token_owner_record_data_for_proposal_owner(
program_id: &Pubkey,
token_owner_record_info: &AccountInfo,
proposal_owner: &Pubkey,
) -> Result<TokenOwnerRecord, ProgramError> {
if token_owner_record_info.key != proposal_owner {
return Err(GovernanceError::InvalidProposalOwnerAccount.into());
}
get_token_owner_record_data(program_id, token_owner_record_info)
}
#[cfg(test)]
mod test {
use solana_program::borsh::get_packed_len;
use super::*;
#[test]
fn test_max_size() {
let token_owner_record = TokenOwnerRecord {
account_type: GovernanceAccountType::TokenOwnerRecord,
realm: Pubkey::new_unique(),
governing_token_mint: Pubkey::new_unique(),
governing_token_owner: Pubkey::new_unique(),
governing_token_deposit_amount: 10,
governance_delegate: Some(Pubkey::new_unique()),
unrelinquished_votes_count: 1,
total_votes_count: 1,
reserved: [0; 8],
};
let size = get_packed_len::<TokenOwnerRecord>();
assert_eq!(token_owner_record.get_max_size(), Some(size));
}
}