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December 15, 2020 10:25
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Recover deleted documents in couchdb using javascript
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| function recover(num) { | |
| docId = app[num] | |
| console.log(`${dbendpoint}/${dbName}/${docId}/?revs=true&open_revs=all`) | |
| axios | |
| .get(`${dbendpoint}/${dbName}/${docId}/?revs=true&open_revs=all`) | |
| .then((result) => { | |
| data = JSON.parse( | |
| result.data.substring( | |
| result.data.indexOf("{"), | |
| result.data.lastIndexOf("}") + 1 | |
| ) | |
| ); | |
| let prerev = data._revisions["start"] - 1; | |
| let postrev = data._revisions.ids[1]; | |
| return (revNum = prerev + "-" + postrev); | |
| }) | |
| .then((revNum) => { | |
| return axios.get(`${dbendpoint}/${dbName}/${docId}/?rev=${revNum}`); | |
| }) | |
| .then((deletedDoc) => { | |
| delete deletedDoc.data._rev; | |
| return deletedDoc.data; | |
| }) | |
| .then((deletedDoc) => { | |
| return axios.put(`${dbendpoint}/${dbName}/${docId}`, deletedDoc); | |
| }) | |
| .then((data) => { | |
| let message = `${docId} restored sucessfully`; | |
| success.push(message); | |
| }) | |
| .catch((err) => { | |
| let message = `${docId} restoring failed, ${err}`; | |
| failure.push(message); | |
| }) | |
| .finally(()=>{ | |
| nextNum = num+1 | |
| if (nextNum < lastNum) { | |
| recover(nextNum) | |
| } | |
| else { | |
| return console.log({success, failure}); | |
| } | |
| }) | |
| } | |
| recover(0) |
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