/
SignalTokenProtocol.sol
115 lines (98 loc) · 2.19 KB
/
SignalTokenProtocol.sol
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
pragma solidity ^0.4.18;
import './SignalToken.sol';
contract SignalTokenProtocol {
struct Campaign {
address advertiser;
string title;
string description;
string contentUrl;
uint256 reward;
uint256 budget;
}
mapping(uint256 => Campaign) public campaigns;
uint256[] public campaignsTable;
SignalToken public signalToken;
function SignalTokenProtocol() public {
signalToken = new SignalToken(this);
}
function getCampaignsCount()
public
view
returns (uint256)
{
return campaignsTable.length;
}
function getSignalTokenAddress()
public
constant
returns (SignalToken)
{
return signalToken;
}
function faucet()
public
returns (bool)
{
return signalToken.mint(msg.sender, 500000);
}
function createCampaign(
string title,
string description,
string contentUrl,
uint256 reward,
uint256 budget
)
public
returns (uint256 campaignId)
{
campaignId = campaignsTable.length++;
campaignsTable[campaignId] = campaignId;
campaigns[campaignId] = Campaign(
msg.sender,
title,
description,
contentUrl,
reward,
budget
);
return campaignId;
}
function getCampaign(uint256 campaignId)
public
view
returns (
address advertiser,
string title,
string description,
string contentUrl,
uint256 reward,
uint256 budget
)
{
Campaign storage campaign = campaigns[campaignId];
advertiser = campaign.advertiser;
title = campaign.title;
description = campaign.description;
contentUrl = campaign.contentUrl;
reward = campaign.reward;
budget = campaign.budget;
return (advertiser, title, description, contentUrl, reward, budget);
}
function executeCampaign(uint256 campaignId, address publisher)
public
returns (bool)
{
Campaign storage campaign = campaigns[campaignId];
return executeTransfer(campaign.advertiser, publisher, campaign.reward);
}
function executeTransfer(
address advertiser,
address publisher,
uint256 reward
)
private
returns (bool)
{
return signalToken.transferFrom(advertiser, publisher, reward);
}
}