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79 lines
3 KiB
CoffeeScript
79 lines
3 KiB
CoffeeScript
Settings = require('settings-sharelatex')
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projectHistoryKeys = Settings.redis?.project_history?.key_schema
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rclient = require("redis-sharelatex").createClient(Settings.redis.project_history)
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logger = require('logger-sharelatex')
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metrics = require('./Metrics')
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module.exports = ProjectHistoryRedisManager =
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queueOps: (project_id, ops..., callback = (error, projectUpdateCount) ->) ->
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# Record metric for ops pushed onto queue
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for op in ops
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metrics.summary "redis.projectHistoryOps", op.length, {status: "push"}
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multi = rclient.multi()
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# Push the ops onto the project history queue
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multi.rpush projectHistoryKeys.projectHistoryOps({project_id}), ops...
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# To record the age of the oldest op on the queue set a timestamp if not
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# already present (SETNX).
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multi.setnx projectHistoryKeys.projectHistoryFirstOpTimestamp({project_id}), Date.now()
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multi.exec (error, result) ->
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return callback(error) if error?
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# return the number of entries pushed onto the project history queue
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callback null, result[0]
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queueRenameEntity: (project_id, projectHistoryId, entity_type, entity_id, user_id, projectUpdate, callback) ->
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projectUpdate =
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pathname: projectUpdate.pathname
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new_pathname: projectUpdate.newPathname
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meta:
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user_id: user_id
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ts: new Date()
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version: projectUpdate.version
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projectHistoryId: projectHistoryId
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projectUpdate[entity_type] = entity_id
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logger.log {project_id, projectUpdate}, "queue rename operation to project-history"
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jsonUpdate = JSON.stringify(projectUpdate)
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ProjectHistoryRedisManager.queueOps project_id, jsonUpdate, callback
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queueAddEntity: (project_id, projectHistoryId, entity_type, entitiy_id, user_id, projectUpdate, callback = (error) ->) ->
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projectUpdate =
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pathname: projectUpdate.pathname
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docLines: projectUpdate.docLines
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url: projectUpdate.url
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meta:
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user_id: user_id
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ts: new Date()
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version: projectUpdate.version
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projectHistoryId: projectHistoryId
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projectUpdate[entity_type] = entitiy_id
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logger.log {project_id, projectUpdate}, "queue add operation to project-history"
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jsonUpdate = JSON.stringify(projectUpdate)
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ProjectHistoryRedisManager.queueOps project_id, jsonUpdate, callback
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queueResyncProjectStructure: (project_id, projectHistoryId, docs, files, callback) ->
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logger.log {project_id, docs, files}, "queue project structure resync"
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projectUpdate =
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resyncProjectStructure: { docs, files }
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projectHistoryId: projectHistoryId
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meta:
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ts: new Date()
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jsonUpdate = JSON.stringify projectUpdate
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ProjectHistoryRedisManager.queueOps project_id, jsonUpdate, callback
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queueResyncDocContent: (project_id, projectHistoryId, doc_id, lines, version, pathname, callback) ->
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logger.log {project_id, doc_id, lines, version, pathname}, "queue doc content resync"
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projectUpdate =
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resyncDocContent:
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content: lines.join("\n"),
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version: version
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projectHistoryId: projectHistoryId
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path: pathname
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doc: doc_id
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meta:
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ts: new Date()
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jsonUpdate = JSON.stringify projectUpdate
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ProjectHistoryRedisManager.queueOps project_id, jsonUpdate, callback
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