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Wiki source code of JSON Generation for the External Link States LiveTable

Last modified by Administrator on 2012/03/21 17:40
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 1: {{velocity}}
 2: #if("$!{request.xpage}" == 'plain')
 3:   $response.setContentType('application/json')
 4: #end
 5: ##==============================
 6: ## Offset = item # at which to start displaying data
 7: ##==============================
 8: #set($offset = $util.parseInt($request.get('offset')))
 9: ## offset starts from 0 in velocity and 1 in javascript
10: #set($offset = $offset - 1)
11: #if($offset < 0)
12:   #set($offset = 0)
13: #end
14: ##==================
15: ## Limit = # of items to display
16: ##==================
17: #set($limit = $util.parseInt($request.get('limit')))
18: ##====================================
19: ## Step1: Transform Map into list, one list item per link/page
20: ##====================================
21: #set ($states = $services.linkchecker.getLinkStates())
22: #set ($stateList = [])
23: #foreach ($link in $states.keySet())
24:   #set ($pages = $states.get($link))
25:   #foreach ($page in $pages.keySet())
26:     #set ($tmpMap = {})
27:     #set ($dummy = $tmpMap.put("link", $link))
28:     #set ($dummy = $tmpMap.put("page", $page))
29:     #set ($dummy = $tmpMap.put("code", $pages.get($page).getResponseCode()))
30:     #set ($dummy = $tmpMap.put("date", $datetool.format($pages.get($page).getLastCheckedTime())))
31:     #set ($dummy = $stateList.add($tmpMap))
32:   #end
33: #end
34: ##============
35: ## Step2: Filter the list
36: ##============
37: #set ($filteredList = [])
38: #set ($linkFilter = "$!{request.get('link')}")
39: #set ($pageFilter = "$!{request.get('page')}")
40: #set ($codeFilter = "$!{request.get('code')}")
41: #set ($dateFilter = "$!{request.get('date')}")
42: #foreach ($entry in $stateList)
43:   #set ($codeString = "$entry.get('code')")
44:   #if ($codeFilter.startsWith("!") && $codeFilter.length() > 1)
45:     #set ($codeMatch = !$codeString.contains($codeFilter.substring(1)))
46:   #else
47:     #set ($codeMatch = $codeString.contains($codeFilter))
48:   #end
49:   #if ($entry.get("link").contains($linkFilter) && $entry.get("page").contains($pageFilter) && $codeMatch && $entry.get("date").contains($dateFilter))
50:     #set ($dummy = $filteredList.add($entry))
51:   #end
52: #end
53: ##===================
54: ## Step3: Handle offset and limit
55: ##===================
56: #set ($added = 0)
57: #set ($resultList = [])
58: #if ($offset < $filteredList.size())
59:   #set ($toIndex = $mathtool.min($mathtool.add($offset, $limit), $filteredList.size()))
60:   #set ($resultList = $filteredList.subList($offset, $toIndex))
61: #end
62: ## ==========
63: ## JSON Generation
64: ## ==========
65: {
66: "totalrows": $filteredList.size(),
67: "matchingtags": {},
68: "tags" : [],
69: "returnedrows":  ${resultList.size()},
70: "offset": $mathtool.add($offset, 1),
71: "reqNo": $util.parseInt($request.reqNo),
72: "rows": [
73: #foreach ($entry in $resultList)
74:   #if($velocityCount > 1) , #end
75:   {
76:     "doc_viewable" : true,
77:     #set ($url = $entry.get('link'))
78:     #set ($linkHTML = "<a href='$url'>$entry.get('link')</a>")
79:     "link" : "$escapetool.javascript($linkHTML)",
80:     #set ($url = $xwiki.getURL($entry.get('page')))
81:     #set ($pageHTML = "<a href='$url'>$entry.get('page')</a>")
82:     "page" : "$escapetool.javascript($pageHTML)",
83:     "code" : "$escapetool.javascript($entry.get("code"))",
84:     "date" : "$escapetool.javascript($entry.get("date"))"
85:   }
86: #end
87: ]
88: }
89: {{/velocity}}