| 1 | functor Request (T : REQUEST_IN) :> REQUEST_OUT = |
| 2 | struct |
| 3 | |
| 4 | open Util Sql Init |
| 5 | |
| 6 | val table = T.table |
| 7 | val seq = table ^ "Seq" |
| 8 | |
| 9 | datatype status = |
| 10 | NEW |
| 11 | | INSTALLED |
| 12 | | REJECTED |
| 13 | |
| 14 | type request = { id : int, usr : int, data : string, msg : string, status : status, stamp : C.timestamp } |
| 15 | |
| 16 | val statusFromInt = |
| 17 | fn 0 => NEW |
| 18 | | 1 => INSTALLED |
| 19 | | 2 => REJECTED |
| 20 | | _ => raise C.Sql "Bad APT request status" |
| 21 | |
| 22 | val statusToInt = |
| 23 | fn NEW => 0 |
| 24 | | INSTALLED => 1 |
| 25 | | REJECTED => 2 |
| 26 | |
| 27 | fun statusFromSql v = statusFromInt (C.intFromSql v) |
| 28 | fun statusToSql s = C.intToSql (statusToInt s) |
| 29 | |
| 30 | fun mkRow [id, usr, data, msg, status, stamp] = |
| 31 | {id = C.intFromSql id, usr = C.intFromSql usr, data = C.stringFromSql data, |
| 32 | msg = C.stringFromSql msg, status = statusFromSql status, stamp = C.timestampFromSql stamp} |
| 33 | | mkRow r = rowError ("APT request", r) |
| 34 | |
| 35 | fun add (usr, data, msg) = |
| 36 | let |
| 37 | val db = getDb () |
| 38 | val id = nextSeq (db, seq) |
| 39 | in |
| 40 | C.dml db ($`INSERT INTO ^table (id, usr, data, msg, status, stamp) |
| 41 | VALUES (^(C.intToSql id), ^(C.intToSql usr), ^(C.stringToSql data), ^(C.stringToSql msg), |
| 42 | 0, CURRENT_TIMESTAMP)`); |
| 43 | id |
| 44 | end |
| 45 | |
| 46 | fun modify (req : request) = |
| 47 | let |
| 48 | val db = getDb () |
| 49 | in |
| 50 | ignore (C.dml db ($`UPDATE ^table SET |
| 51 | usr = ^(C.intToSql (#usr req)), data = ^(C.stringToSql (#data req)), |
| 52 | msg = ^(C.stringToSql (#msg req)), status = ^(statusToSql (#status req)) |
| 53 | WHERE id = ^(C.intToSql (#id req))`)) |
| 54 | end |
| 55 | |
| 56 | fun delete id = |
| 57 | ignore (C.dml (getDb ()) ($`DELETE FROM ^table WHERE id = ^(C.intToSql id)`)) |
| 58 | |
| 59 | fun lookup id = |
| 60 | case C.oneOrNoRows (getDb ()) ($`SELECT id, usr, data, msg, status, stamp |
| 61 | FROM ^table |
| 62 | WHERE id = ^(C.intToSql id)`) of |
| 63 | SOME row => mkRow row |
| 64 | | NONE => raise Fail ($`^table request not found`) |
| 65 | |
| 66 | fun mkRow' (name :: rest) = (C.stringFromSql name, mkRow rest) |
| 67 | | mkRow' r = rowError ("Apt.request'", r) |
| 68 | |
| 69 | fun list () = |
| 70 | C.map (getDb ()) mkRow' ($`SELECT name, ^table.id, usr, data, msg, status, stamp |
| 71 | FROM ^table JOIN WebUser ON usr = WebUser.id |
| 72 | ORDER BY stamp DESC`) |
| 73 | |
| 74 | fun listOpen () = |
| 75 | C.map (getDb ()) mkRow' ($`SELECT name, ^table.id, usr, data, msg, status, stamp |
| 76 | FROM ^table JOIN WebUser ON usr = WebUser.id |
| 77 | WHERE status = 0 |
| 78 | ORDER BY stamp DESC`) |
| 79 | |
| 80 | fun notify f req = |
| 81 | let |
| 82 | val grp = |
| 83 | case Group.groupNameToId T.adminGroup of |
| 84 | NONE => 0 |
| 85 | | SOME grp => grp |
| 86 | |
| 87 | val req = lookup req |
| 88 | val user = Init.lookupUser (#usr req) |
| 89 | |
| 90 | val mail = Mail.mopen () |
| 91 | |
| 92 | fun doOne [name] = |
| 93 | let |
| 94 | val name = C.stringFromSql name |
| 95 | in |
| 96 | if name = #name user then |
| 97 | () |
| 98 | else |
| 99 | (Mail.mwrite (mail, name); |
| 100 | Mail.mwrite (mail, emailSuffix); |
| 101 | Mail.mwrite (mail, ",")) |
| 102 | end |
| 103 | | doOne r = rowError (table ^ ".doOne", r) |
| 104 | in |
| 105 | Mail.mwrite (mail, "From: Hcoop Portal <portal"); |
| 106 | Mail.mwrite (mail, emailSuffix); |
| 107 | Mail.mwrite (mail, ">\nTo: "); |
| 108 | Mail.mwrite (mail, #name user); |
| 109 | Mail.mwrite (mail, emailSuffix); |
| 110 | Mail.mwrite (mail, "\nBcc: "); |
| 111 | C.app (getDb ()) doOne ($`SELECT name |
| 112 | FROM WebUser JOIN Membership ON (usr = id AND grp = ^(C.intToSql grp))`); |
| 113 | Mail.mwrite (mail, "\nSubject: "); |
| 114 | Mail.mwrite (mail, T.subject (#data req)); |
| 115 | Mail.mwrite (mail, "\n\n"); |
| 116 | |
| 117 | f (user, mail); |
| 118 | |
| 119 | T.body (mail, #data req); |
| 120 | |
| 121 | Mail.mwrite (mail, "\n"); |
| 122 | Mail.mwrite (mail, #msg req); |
| 123 | |
| 124 | Mail.mwrite (mail, "\n\nOpen requests: "); |
| 125 | Mail.mwrite (mail, urlPrefix); |
| 126 | Mail.mwrite (mail, T.template); |
| 127 | Mail.mwrite (mail, "?cmd=open\n"); |
| 128 | |
| 129 | OS.Process.isSuccess (Mail.mclose mail) |
| 130 | end |
| 131 | |
| 132 | val notifyNew = notify (fn (user, mail) => |
| 133 | (Mail.mwrite (mail, #name user); |
| 134 | Mail.mwrite (mail, " has requested the following "); |
| 135 | Mail.mwrite (mail, T.descr); |
| 136 | Mail.mwrite (mail, ":\n\n"))) |
| 137 | |
| 138 | val statusToString = |
| 139 | fn NEW => "New" |
| 140 | | INSTALLED => "Installed" |
| 141 | | REJECTED => "Rejected" |
| 142 | |
| 143 | fun notifyMod (oldStatus, newStatus, changer, req) = |
| 144 | notify (fn (_, mail) => |
| 145 | (Mail.mwrite (mail, changer); |
| 146 | Mail.mwrite (mail, " has changed the status of this request from "); |
| 147 | Mail.mwrite (mail, statusToString oldStatus); |
| 148 | Mail.mwrite (mail, " to "); |
| 149 | Mail.mwrite (mail, statusToString newStatus); |
| 150 | Mail.mwrite (mail, ".\n\n"))) req |
| 151 | |
| 152 | end |