Created
October 1, 2013 10:01
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Couchdb Lucene index function
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function(doc) { | |
if (!doc.type || doc.type !== 'calendarday') { | |
return null; | |
} | |
var result = new Array(), | |
freeTimeFrames = getFreeTimeFrames(doc); | |
for (var i = 0; i < freeTimeFrames.length; ++i) { | |
var ret = new Document(); | |
ret.add(doc.org.id, {"field":"location", "store":"yes"}); | |
for (var j = 0; j < doc.topic.length; ++j) { | |
ret.add(doc.topic[j].name, {"field":"topic", "store":"yes"}); | |
} | |
ret.add(freeTimeFrames[i].duration, {"field":"duration", "store":"yes"}); | |
ret.add(freeTimeFrames[i].dtstart, {"field":"from", "store":"yes"}); | |
ret.add(freeTimeFrames[i].dtend, {"field":"to", "store":"yes"}); | |
result.push(ret); | |
} | |
return result; | |
function getFreeTimeFrames(doc) { | |
var sortedEvents = getSortedEvents(doc), | |
timeFrames = new Array(), | |
day = parseDay(doc._id), | |
currentStart = day + "T000000", | |
currentEnd = day + "T240000"; | |
log.info(currentStart); | |
log.info(currentEnd); | |
for (var i = 0; i < sortedEvents.length; ++i) { | |
var event = sortedEvents[i]; | |
if (event.dtstart > currentStart) { | |
timeFrames.push({ | |
"dtstart": currentStart, | |
"dtend": event.dtstart, | |
"duration": durationInMin(currentStart, event.dtstart) | |
}); | |
} | |
currentStart = event.dtend; | |
} | |
return timeFrames; | |
} | |
function durationInMin(startDate, endDate) { | |
// just take hours and minutes (4 characters) from the time of the date (last 6 characters) | |
var startTime = startDate.substr(startDate.length - 6,4), | |
endTime = endDate.substr(endDate.length - 6,4); | |
return timeToMinutes(endTime) - timeToMinutes(startTime); | |
} | |
function timeToMinutes(time) { | |
return time.substr(0,2) * 60 + time.substr(2,2) * 1; | |
} | |
function parseDay(id) { | |
var day = id.match(/[0-9]{4}-[0-9]{2}-[0-9]{2}/); | |
if (day.length > 0) { | |
return day[0].replace(/-/g, ''); | |
} | |
return null; | |
} | |
function getSortedEvents(doc) { | |
var events = new Array(); | |
for (var key in doc.events) { | |
events.push(doc.events[key]); | |
} | |
events.sort(sortByDtStart); | |
return events; | |
} | |
function sortByDtStart(a, b) { | |
if (a.dtstart < b.dtstart) { | |
return -1; | |
} | |
if (a.dtstart === b.dtstart) { | |
return 0; | |
} | |
return 1; | |
} | |
} |
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