summaryrefslogtreecommitdiffstats
path: root/lib/viewfunctions.lua
blob: 5965d16a0c4eef9ca45c81b8d5376917ed7912d6 (plain)
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
require("html")

function displayitem(myitem)
	if not myitem then return end
	io.write("<DT")
	if myitem.errtxt then 
		myitem.class = "error"
		io.write(" class='error'")
	end
	io.write(">" .. html.html_escape(myitem.label) .. "</DT>\n")
	io.write("<DD>")
	io.write(string.gsub(html.html_escape(tostring(myitem.value)), "\n", "<BR>") .. "\n")
	if myitem.descr then io.write("<P CLASS='descr'>" .. string.gsub(html.html_escape(myitem.descr), "\n", "<BR>") .. "</P>\n") end
	if myitem.errtxt then io.write("<P CLASS='error'>" .. string.gsub(html.html_escape(myitem.errtxt), "\n", "<BR>") .. "</P>\n") end
	io.write("</DD>\n")
end

function displayformitem(myitem, name, viewtype)
	if not myitem then return end
	if name then myitem.name = name end
	if myitem.type ~= "hidden" then
		io.write("<DT")
		if myitem.errtxt then 
			myitem.class = "error"
			io.write(' class="error"')
		end
		io.write(">" .. html.html_escape(myitem.label) .. "</DT>\n")
		io.write("<DD>\n")
	end
	if (viewtype == "viewonly") then
		myitem.disabled = "true"
	end
	if myitem.type == "multi" then
		-- FIXME multiple select doesn't work in haserl, so use series of checkboxes
		--myitem.type = "select"
		--myitem.multiple = "true"
		myitem.class = nil
		local tempname = myitem.name
		local tempval = myitem.value or {}
		local reverseval = {}
		for x,val in ipairs(tempval) do
			reverseval[val] = x
		end
		local reverseopt = {}
		for x,val in ipairs(myitem.option) do
			reverseopt[val] = x
			myitem.value = val
			myitem.checked = reverseval[val]
			myitem.name = tempname .. "." .. x
			io.write(html.form.checkbox(myitem) .. html.html_escape(val) .. "<br>\n")
		end
		-- Check for values not in options
		if myitem.errtxt then
			myitem.class = "error"
			io.write('<p class="error">\n')
		end
		for x,val in ipairs(tempval) do
			if not reverseopt[val] then
				myitem.value = val
				myitem.checked = true
				io.write(html.form.checkbox(myitem) .. html.html_escape(val) .. "<br>\n")
			end
		end
		if myitem.errtxt then
			io.write('</p>\n')
		end
		myitem.name = tempname
		myitem.value = tempval
	elseif myitem.type == "boolean" then
		if (myitem.value == true) then myitem.checked = "" end
		myitem.value = "true"
		io.write(html.form.checkbox(myitem) .. "\n")
	elseif myitem.type == "list" then
		myitem.value = table.concat(myitem.value, "\n")
		io.write(html.form.longtext(myitem) .. "\n")
	else
		io.write((html.form[myitem.type](myitem) or "") .. "\n")
	end
	if myitem.type ~= "hidden" then
		if myitem.descr then io.write('<P CLASS="descr">' .. string.gsub(html.html_escape(myitem.descr), "\n", "<BR>") .. "</P>\n") end
		if myitem.errtxt then io.write('<P CLASS="error">' .. string.gsub(html.html_escape(myitem.errtxt), "\n", "<BR>") .. "</P>\n") end
		io.write("</DD>\n")
	end
end

function displayformstart(myform, page_info)
	if not myform then return end
	if not myform.action and page_info then
		myform.action = page_info.script .. page_info.prefix .. page_info.controller .. "/" .. page_info.action
	end
	io.write('<DL>\n')
	if myform.descr then io.write('<P CLASS="descr">' .. string.gsub(html.html_escape(myform.descr), "\n", "<BR>") .. "</P>\n") end
	if myform.errtxt then io.write('<P CLASS="error">' .. string.gsub(html.html_escape(myform.errtxt), "\n", "<BR>") .. "</P>\n") end
	io.write('<form action="' .. html.html_escape(myform.action) .. '" ')
	if myform.enctype and myform.enctype ~= "" then
		io.write('enctype="'..html.html_escape(myform.enctype)..'" ')
	end
	io.write('method="POST">\n')
	if myform.value.redir then
		displayformitem(myform.value.redir, "redir")
	end
end

function displayform(myform, order, finishingorder, page_info)
	if not myform then return end
	displayformstart(myform, page_info)
	local reverseorder= {["redir"]=0}
	if order then
		for x,name in ipairs(order) do
			reverseorder[name] = x
			if myform.value[name] then
				myform.value[name].name = name
				displayformitem(myform.value[name])
			end
		end
	end
	local reversefinishingorder = {}
	if finishingorder then
		for x,name in ipairs(finishingorder) do
			reversefinishingorder[name] = x
		end
	end
	for name,item in pairs(myform.value) do
		if nil == reverseorder[name] and nil == reversefinishingorder[name] then
			item.name = name
			displayformitem(item)
		end
	end
	if finishingorder then
		for x,name in ipairs(finishingorder) do
			if myform.value[name] then
				myform.value[name].name = name
				displayformitem(myform.value[name])
			end
		end
	end
	displayformend(myform)
end

function displayformend(myform)
	if not myform then return end
	io.write('<DT></DT><DD><input class="submit" type="submit" name="' .. html.html_escape(myform.option) .. '" value="' .. html.html_escape(myform.submit or myform.option) .. '"></DD>\n')
	io.write('</FORM>')
	io.write('</DL>\n')
end

function displaycommandresults(commands, session, preserveerrors)
	local cmdresult = {}
	for i,cmd in ipairs(commands) do
		if session[cmd.."result"] then
			cmdresult[#cmdresult + 1] = session[cmd.."result"]
			if not preserveerrors or not session[cmd.."result"].errtxt then
				session[cmd.."result"] = nil
			end
		end
	end
	if #cmdresult > 0 then
		io.write("<H1>Command Result</H1>\n<DL>\n")
		for i,result in ipairs(cmdresult) do
			if type(result.value) == "string" and result.value ~= "" then io.write(string.gsub(html.html_escape(result.value), "\n", "<BR>") .. "\n") end
			if result.descr then io.write('<P CLASS="descr">' .. string.gsub(html.html_escape(result.descr), "\n", "<BR>") .. "</P>\n") end
			if result.errtxt then io.write('<P CLASS="error">' .. string.gsub(html.html_escape(result.errtxt), "\n", "<BR>") .. "</P>\n") end
		end
		io.write("</DL>\n")
	end
end

-- Divide up data into pages of size pagesize
-- clientdata can be a page number or a table where clientdata.page is the page number
function paginate(data, clientdata, pagesize)
	local subset = data
	local page_data = { numpages=1, page=1, pagesize=pagesize, num=#data }
	if #data > pagesize then
		page_data.numpages = math.floor((#data + pagesize -1)/pagesize)
		if clientdata and clientdata.page and tonumber(clientdata.page) then
			page_data.page = tonumber(clientdata.page)
		elseif clientdata and tonumber(clientdata.page) then
			page_data.page = tonumber(clientdata)
		end
		if page_data.page > page_data.numpages then
			page_data.page = page_data.numpages
		end
		subset = {}
		for i=((page_data.page-1)*pagesize)+1, page_data.page*pagesize do
			table.insert(subset, data[i])
		end
	end
	return subset, page_data
end

function displaypagination(page_data, page_info)
	local min = math.min(((page_data.page-1)*page_data.pagesize)+1, page_data.num)
	local max = math.min(page_data.page*page_data.pagesize, page_data.num)
	if min == max then
		io.write("Record "..min.." of "..page_data.num.."\n")
	else
		io.write("Records "..min.."-"..max.." of "..page_data.num.."\n")
	end

	if page_data.numpages > 1 then
		-- Pre-determine the links for each page
		local link = page_info.script .. page_info.orig_action .. "?"
		local clientdata = {}
		for name,val in pairs(page_info.clientdata) do
			if name ~= "sessionid" and name ~= "page" then
				clientdata[#clientdata + 1] = name.."="..val
			end
		end
		if #clientdata > 0 then
			link = link .. table.concat(clientdata, "&") .. "&"
		end
		link = link.."page="

		function pagelink(page)
			io.write(html.link{value=link..page, label=page}.."\n")
		end

		-- Print out < 1 n-50 n-25 n-10 n-2 n-1 n n+1 n+2 n+10 n+25 n+50 numpages >
		io.write('<div align="right">Pages:')
		local p = page_data.page
		if p > 1 then
			io.write("<a href="..link..(p-1).."><img SRC='/skins/static/tango/16x16/actions/go-previous.png' HEIGHT='16' WIDTH='16'></a>")
			pagelink(1)
		end
		local links = {(p-3)-(p-3)%10, p-2, p-1, p, p+1, p+2, (p+12)-(p+12)%10}
		table.insert(links, 1, links[1]-1-(links[1]-1)%25)
		table.insert(links, 1, links[1]-1-(links[1]-1)%50)
		table.insert(links, links[#links]+25-links[#links]%25)
		table.insert(links, links[#links]+50-links[#links]%50)
		for i,num in ipairs(links) do
			if num==p then
				io.write(p.."\n")
			elseif num>1 and num<page_data.numpages then
				pagelink(num)
			end
		end
		if p<page_data.numpages then
			pagelink(page_data.numpages)
			io.write("<a href="..link..(p+1).."><img SRC='/skins/static/tango/16x16/actions/go-next.png' HEIGHT='16' WIDTH='16'></a>")
		end
		io.write("</div>")
	end
end