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
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
|
local mymodule = {}
db = require("acf.db")
-- Helper library for model functions for viewing and editing database entries
-- Relies heavily on the acf-lib/db.lua library (db object passed into each function)
local function get_connection(dbase, self, clientdata)
local retval = cfe({ type="group", value={} })
retval.value.connection = cfe({ type="group", value={}, label="Database Connection", seq=0 })
retval.value.connection.value.engine = cfe({ type="select", label="Database Engine", option={}, key=true, seq=1 })
for n,v in pairs(db.engine) do
retval.value.connection.value.engine.option[#retval.value.connection.value.engine.option+1] = {name=n, value=v}
end
retval.value.connection.value.database = cfe({ label="Database", key=true, seq=2 })
retval.value.connection.value.user = cfe({ label="User", key=true, seq=3 })
retval.value.connection.value.password = cfe({ type="password", label="Password", key=true, seq=4 })
retval.value.connection.value.host = cfe({ label="Host", key=true, seq=5 })
retval.value.connection.value.port = cfe({ label="Port", key=true, seq=6 })
self.handle_clientdata(retval, clientdata)
-- If dbase has a default, remove the cfe. Otherwise, fill in with the value from the cfe.
for n,v in pairs(retval.value.connection.value) do
if dbase[n] then
retval.value.connection.value[n] = nil
else
dbase[n] = v.value
end
end
return retval
end
local function fill_connection(dbase, self, retval)
-- Fill in dbase with the values from the cfe retval
for n,v in pairs(retval.value.connection.value) do
dbase[n] = v.value
end
return retval
end
function mymodule.list_databases(dbase, self, clientdata)
local db = dbase
if type(dbase) == "function" then
db = dbase()
end
local retval = get_connection(db, self, clientdata)
retval.label = "List of Databases"
retval.value.databases = cfe({ type="list", value={}, label="List of Databases" })
local res, err = pcall(function()
retval.value.databases.value = db.listdatabases()
end)
if not res and err then
retval.value.connection.errtxt = err
end
return retval
end
function mymodule.list_tables(dbase, self, clientdata)
local db = dbase
if type(dbase) == "function" then
db = dbase()
end
local retval = get_connection(db, self, clientdata)
retval.label = "List of Database Tables"
retval.value.tables = cfe({ type="list", value={}, label="List of Database Tables" })
local res, err = pcall(function()
local connected = db.databaseconnect()
retval.value.tables.value = db.listtables()
if connected then db.databasedisconnect() end
end)
if not res and err then
retval.value.connection.errtxt = err
end
return retval
end
function mymodule.list_table_entries(dbase, self, clientdata)
local db = dbase
if type(dbase) == "function" then
db = dbase()
end
local retval = get_connection(db, self, clientdata)
retval.label = "Database Table Entries"
retval.value.table = cfe({ label="Table", key=true })
self.handle_clientdata(retval, clientdata)
retval.value.fields = cfe({ type="list", value={}, label="List of Table Fields" })
retval.value.entries = cfe({ type="structure", value={}, label="List of Database Entries" })
local res, err = pcall(function()
local connected = db.databaseconnect()
local tables = db.listtables()
retval.value.table.errtxt = "Table does not exist"
retval.errtxt = "Table does not exist"
for i,t in ipairs(tables) do
if t == retval.value.table.value then
retval.value.table.errtxt = nil
retval.errtxt = nil
retval.value.entries.value = db.getselectresponse("SELECT * FROM "..db.escape(t).." ORDER BY id ASC") or {}
retval.value.fields.value = db.listcolumns(t) or {}
end
end
if connected then db.databasedisconnect() end
end)
if not res and err then
retval.value.connection.errtxt = err
end
return retval
end
function mymodule.get_new_table_entry(dbase, self, clientdata)
local db = dbase
if type(dbase) == "function" then
db = dbase()
end
local retval = get_connection(db, self, clientdata)
retval.label = "Database Table Entry"
retval.value.table = cfe({ label="Table", errtxt="Table does not exist", key=true, seq=1 })
self.handle_clientdata(retval, clientdata)
retval.errtxt = "Table does not exist"
if retval.value.table.value ~= "" then
local res, err = pcall(function()
local connected = db.databaseconnect()
local tables = db.listtables()
for i,t in ipairs(tables) do
if t == retval.value.table.value then
retval.value.table.errtxt = nil
retval.value.table.readonly = true
retval.errtxt = nil
for n,v in pairs(retval.value.connection.value) do
v.readonly = true
end
break
end
end
if not errtxt then
retval.value.fields = cfe({ type="group", value={}, label="Table Fields", seq=2 })
local fields = db.listcolumns(retval.value.table.value)
for i,f in ipairs(fields) do
retval.value.fields.value[f] = cfe({ label=f, seq=i })
end
end
if connected then db.databasedisconnect() end
end)
if not res and err then
retval.value.connection.errtxt = err
end
end
return retval
end
function mymodule.get_table_entry(dbase, self, clientdata)
local db = dbase
if type(dbase) == "function" then
db = dbase()
end
local retval = mymodule.get_new_table_entry(db, self, clientdata)
self.handle_clientdata(retval, clientdata) -- Fill in the fields
if not retval.value.connection.errtxt and not retval.value.table.errtxt and retval.value.fields and retval.value.fields.value.id then
retval.value.fields.value.id.type = "text"
local res, err = pcall(function()
local connected = db.databaseconnect()
retval.errtxt = "Entry does not exist"
retval.value.fields.value.id.errtxt = "Entry does not exist" -- FIXME - need to determine key
if retval.value.fields.value.id.value ~= "" then
local entry = db.getselectresponse("SELECT * FROM "..db.escape(retval.value.table.value).." WHERE id='"..db.escape(retval.value.fields.value.id.value).."'")
if entry and #entry > 0 then
for n,v in pairs(entry[1]) do
if retval.value.fields.value[n] then retval.value.fields.value[n].value = v end
if n == "id" then
retval.value.fields.value.id.readonly = true
retval.value.fields.value.id.errtxt = nil
retval.errtxt = nil
end
end
end
end
if connected then db.databasedisconnect() end
end)
if not res and err then
retval.errtxt = err
end
end
return retval
end
function mymodule.create_table_entry(dbase, self, entry, action)
return mymodule.update_table_entry(dbase, self, entry, action, true)
end
function mymodule.update_table_entry(dbase, self, entry, action, create)
local db = dbase
if type(dbase) == "function" then
db = dbase()
end
fill_connection(db, self, entry)
local success = true
local errtxt
-- Validate the settings
-- relying on get_table_entry to do the validation of table
if entry.value.table.value == "" or entry.value.table.errtxt then
success = false
entry.value.table.errtxt = "Table does not exist"
end
if not create then
if not entry.value.fields or not entry.value.fields.value.id then
success = false
elseif not entry.value.fields.value.id.value or entry.value.fields.value.id.value == "" then
success = false
entry.value.id.errtxt = "Invalid id"
end
end
if success then
local res, err = pcall(function()
local connected = db.databaseconnect()
local tables = db.listtables()
success = false
entry.value.table.errtxt = "Table does not exist"
for i,t in ipairs(tables) do
if t == entry.value.table.value then
success = true
entry.value.table.errtxt = nil
break
end
end
if success and not create then
local sql = "SELECT * FROM "..db.escape(entry.value.table.value).." WHERE id='"..db.escape(entry.value.fields.value.id.value).."'"
local tmp = db.getselectresponse(sql)
if not tmp or #tmp == 0 then
success = false
entry.value.id.errtxt = "Entry does not exist"
errtxt = "Entry does not exist"
end
-- FIXME need to check if already exists for create
end
if success then
local names = {}
local values = {}
for n,v in pairs(entry.value.fields.value) do
if n ~= "id" then
names[#names+1] = db.escape(n)
values[#values+1] = db.escape(v.value)
end
end
if create then
sql = "INSERT INTO "..db.escape(entry.value.table.value).." ("..table.concat(names, ", ")..") VALUES('"..table.concat(values, "', '").."')"
else
sql = "UPDATE "..db.escape(entry.value.table.value).." SET ("..table.concat(names, ", ")..") = ('"..table.concat(values, "', '").."') WHERE id='"..db.escape(entry.value.fields.value.id.value).."'"
end
db.runsqlcommand(sql)
end
if connected then db.databasedisconnect() end
end)
if not res and err then
success = false
errtxt = err
end
end
if not success then
if create then
entry.errtxt = errtxt or "Failed to create entry"
else
entry.errtxt = errtxt or "Failed to save entry"
end
end
return entry
end
function mymodule.get_delete_table_entry(dbase, self, clientdata)
local db = dbase
if type(dbase) == "function" then
db = dbase()
end
local retval = get_connection(db, self, clientdata)
retval.label = "Delete Database Table Entry"
retval.value.table = cfe({ label="Table", errtxt="Table does not exist", key=true, seq=1 })
self.handle_clientdata(retval, clientdata)
retval.errtxt = "Table does not exist"
if retval.value.table.value ~= "" then
local res, err = pcall(function()
local connected = db.databaseconnect()
local tables = db.listtables()
for i,t in ipairs(tables) do
if t == retval.value.table.value then
retval.value.table.errtxt = nil
retval.value.table.readonly = true
retval.errtxt = nil
for n,v in pairs(retval.value.connection.value) do
v.readonly = true
end
break
end
end
if not errtxt then
retval.value.fields = cfe({ type="group", value={}, label="Table Fields", seq=2 })
retval.value.fields.value.id = cfe({ label="ID", seq=1 }) -- FIXME
--local fields = db.listcolumns(retval.value.table.value)
--for i,f in ipairs(fields) do
-- retval.value.fields.value[f] = cfe({ label=f, seq=i })
--end
end
if connected then db.databasedisconnect() end
end)
if not res and err then
retval.value.connection.errtxt = err
end
end
return retval
end
function mymodule.delete_table_entry(dbase, self, entry)
local db = dbase
if type(dbase) == "function" then
db = dbase()
end
fill_connection(db, self, entry)
-- FIXME - need connection and fields
entry.errtxt = "Failed to delete table entry"
if entry.value.table.value == "" then
entry.value.table.errtxt = "Invalid table"
elseif entry.value.fields.value.id.value == "" then
entry.value.fields.value.id.errtxt = "Invalid entry"
else
local res, err = pcall(function()
local connected = db.databaseconnect()
entry.value.table.errtxt = "Invalid table"
local tables = db.listtables()
for i,t in ipairs(tables) do
if t == entry.value.table.value then
entry.value.table.errtxt = nil
break
end
end
if not entry.value.table.errtxt then
local sql = "DELETE FROM "..db.escape(entry.value.table.value).." WHERE id='"..db.escape(entry.value.fields.value.id.value).."'"
db.runsqlcommand(sql)
entry.errtxt = nil
end
if connected then db.databasedisconnect() end
end)
if not res and err then
entry.errtxt = err
end
end
return entry
end
return mymodule
|
