Commit | Line | Data |
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a4ccdb5e AC |
1 | structure Roll :> ROLL = struct |
2 | ||
3 | open Init Sql Util | |
4 | ||
5 | fun activeUsernames () = | |
6 | let | |
7 | fun mkRow [name] = C.stringFromSql name | |
8 | | mkRow row = rowError ("activeUsernames", row) | |
9 | in | |
10 | C.map (getDb ()) mkRow "SELECT name FROM WebUserActive ORDER BY name" | |
11 | end | |
12 | ||
13 | type roll_call = { | |
14 | id : int, | |
15 | title : string, | |
16 | msg : string, | |
17 | started : C.timestamp | |
18 | } | |
19 | ||
20 | fun mkRollRow [id, title, msg, started] = | |
21 | {id = C.intFromSql id, title = C.stringFromSql title, | |
22 | msg = C.stringFromSql msg, started = C.timestampFromSql started} | |
23 | | mkRollRow row = rowError ("roll", row) | |
24 | ||
25 | fun addRollCall (title, msg) = | |
26 | let | |
27 | val db = getDb () | |
28 | val id = nextSeq (db, "RollCallSeq") | |
29 | ||
30 | fun addUser [uid, name] = | |
31 | let | |
32 | val uid = C.intFromSql uid | |
33 | val name = C.stringFromSql name | |
34 | val code = randomPassword () | |
35 | ||
36 | val _ = C.dml db ($`INSERT INTO RollCallEntry (rol, usr, code, responded) | |
37 | VALUES (^(C.intToSql id), ^(C.intToSql uid), ^(C.stringToSql code), NULL)`) | |
38 | ||
39 | val mail = Mail.mopen () | |
40 | in | |
41 | Mail.mwrite (mail, "From: Hcoop Portal <hcoop"); | |
42 | Mail.mwrite (mail, emailSuffix); | |
43 | Mail.mwrite (mail, ">\nTo: "); | |
44 | Mail.mwrite (mail, name); | |
45 | Mail.mwrite (mail, emailSuffix); | |
46 | Mail.mwrite (mail, "\nSubject: HCoop Roll Call: "); | |
47 | Mail.mwrite (mail, title); | |
48 | Mail.mwrite (mail, "\n\n"); | |
49 | Mail.mwrite (mail, "The admins want to make sure that they can reach everyone by e-mail. To let them know that you're here, please visit this URL:\n\t"); | |
50 | Mail.mwrite (mail, urlPrefix); | |
51 | Mail.mwrite (mail, "roll?cmd=respond&rol="); | |
52 | Mail.mwrite (mail, Int.toString id); | |
53 | Mail.mwrite (mail, "&code="); | |
54 | Mail.mwrite (mail, code); | |
55 | Mail.mwrite (mail, "\nYou may have to hit \"reload\" in your web browser, if you aren't already logged into the portal.\n\n"); | |
56 | Mail.mwrite (mail, msg); | |
57 | ignore (Mail.mclose mail) | |
58 | end | |
59 | | addUser row = rowError ("add roll entry", row) | |
60 | in | |
61 | C.dml db ($`INSERT INTO RollCall (id, title, msg, started) | |
62 | VALUES (^(C.intToSql id), ^(C.stringToSql title), ^(C.stringToSql msg), | |
63 | CURRENT_TIMESTAMP)`); | |
64 | C.app db addUser "SELECT id, name FROM WebUserActive"; | |
65 | id | |
66 | end | |
67 | ||
68 | fun modRollCall (rc : roll_call) = | |
69 | let | |
70 | val db = getDb () | |
71 | in | |
72 | ignore (C.dml db ($`UPDATE RollCall SET | |
73 | title = ^(C.stringToSql (#title rc)), | |
74 | msg = ^(C.stringToSql (#msg rc)) | |
75 | WHERE id = ^(C.intToSql (#id rc))`)) | |
76 | end | |
77 | ||
78 | fun deleteRollCall id = | |
79 | ignore (C.dml (getDb ()) ($`DELETE FROM RollCall WHERE id = ^(C.intToSql id)`)) | |
80 | ||
81 | fun lookupRollCall id = | |
82 | case C.oneOrNoRows (getDb ()) ($`SELECT id, title, msg, started | |
83 | FROM RollCall | |
84 | WHERE id = ^(C.intToSql id)`) of | |
85 | NONE => raise Fail "Roll call not found" | |
86 | | SOME row => mkRollRow row | |
87 | ||
88 | fun listRollCalls id = | |
89 | C.map (getDb ()) mkRollRow "SELECT id, title, msg, started FROM RollCall ORDER BY started DESC" | |
90 | ||
91 | type roll_call_entry = { | |
92 | rol : int, | |
93 | usr : int, | |
94 | code : string, | |
95 | responded : C.timestamp option | |
96 | } | |
97 | ||
98 | fun mkEntryRow [rol, usr, code, responded] = | |
99 | {rol = C.intFromSql rol, usr = C.intFromSql usr, | |
100 | code = C.stringFromSql code, | |
101 | responded = (if C.isNull responded then NONE else SOME (C.timestampFromSql responded))} | |
102 | | mkEntryRow row = rowError ("roll entry", row) | |
103 | ||
104 | fun lookupEntry (rol, usr) = | |
105 | case C.oneOrNoRows (getDb ()) ($`SELECT rol, usr, code, responded | |
106 | FROM RollCallEntry | |
107 | WHERE rol = ^(C.intToSql rol) AND usr = ^(C.intToSql usr)`) of | |
108 | NONE => raise Fail "Roll call entry not found" | |
109 | | SOME row => mkEntryRow row | |
110 | ||
111 | fun listEntries id = | |
112 | let | |
113 | fun folder (_ :: row, (didnt, did)) = | |
114 | let | |
115 | val ent = mkEntryRow row | |
116 | val uent = (Init.lookupUser (#usr ent), ent) | |
117 | in | |
118 | case #responded ent of | |
119 | NONE => (uent :: didnt, did) | |
120 | | SOME _ => (didnt, uent :: did) | |
121 | end | |
122 | | folder (row, _) = rowError ("listEntries folder", row) | |
123 | in | |
124 | C.fold (getDb ()) folder ([], []) | |
125 | ($`SELECT name, rol, usr, code, responded | |
126 | FROM RollCallEntry JOIN WebUser ON id = usr | |
127 | WHERE rol = ^(C.intToSql id) | |
128 | ORDER BY responded, name DESC`) | |
129 | end | |
130 | ||
131 | fun respond (rol, usr) = | |
132 | ignore (C.dml (getDb ()) ($`UPDATE RollCallEntry | |
133 | SET responded = CURRENT_TIMESTAMP | |
134 | WHERE rol = ^(C.intToSql rol) AND usr = ^(C.intToSql usr)`)) | |
135 | ||
136 | end |