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#' ZenodoManager
#' @docType class
#' @export
#' @keywords zenodo manager
#' @return Object of \code{\link{R6Class}} for modelling an ZenodoManager
#' @format \code{\link{R6Class}} object.
#'
#' @examples
#' \dontrun{
#' ZENODO <- ZenodoManager$new(
#' url = "https://sandbox.zenodo.org/api",
#' token = "<your_token>",
#' logger = "INFO"
#' )
#'
#' #create (deposit) an empty record
#' newRec <- ZENODO$createEmptyRecord()
#'
#' #create and fill a local (not yet deposited) record
#' myrec <- ZenodoRecord$new()
#' myrec$setTitle("my R package")
#' myrec$setDescription("A description of my R package")
#' myrec$setUploadType("software")
#' myrec$addCreator(
#' firstname = "John", lastname = "Doe",
#' affiliation = "Independent", orcid = "0000-0000-0000-0000"
#' )
#' myrec$setLicense("mit")
#' myrec$setAccessRight("open")
#' myrec$setDOI("mydoi") #use this method if your DOI has been assigned elsewhere, outside Zenodo
#' myrec$addCommunity("ecfunded")
#'
#' #deposit the record
#' myrec <- ZENODO$depositRecord(myrec)
#'
#' #publish a record (with caution!!)
#' #this method will PUBLISH the deposition done earlier
#' ZENODO$publishRecord(myrec$id)
#' #With even more caution the publication can be done with a shortcut argument at deposit time
#' ZENODO$depositRecord(myrec, publish = TRUE)
#'
#' #delete a record (by id)
#' #this methods only works for unpublished deposits
#' #(if a record is published, it cannot be deleted anymore!)
#' ZENODO$deleteRecord(myrec$id)
#'
#' #HOW TO UPLOAD FILES to a deposit
#'
#' #upload a file
#' ZENODO$uploadFile("path/to/your/file", record = myrec)
#'
#' #list files
#' zen_files <- ZENODO$getFiles(myrec$id)
#'
#' #delete a file?
#' ZENODO$deleteFile(myrec$id, zen_files[[1]]$id)
#' }
#'
#' @note Main user class to be used with \pkg{zen4R}
#'
#' @author Emmanuel Blondel <emmanuel.blondel1@@gmail.com>
#'
ZenodoManager <- R6Class("ZenodoManager",
inherit = zen4RLogger,
private = list(
keyring_backend = NULL,
keyring_service = NULL,
url = "https://zenodo.org/api",
verbose.info = FALSE
),
public = list(
#' @field sandbox Zenodo manager sandbox status, \code{TRUE} if we interact with Sandbox infra
sandbox = FALSE,
#' @field anonymous Zenodo manager anonymous status, \code{TRUE} when no token is specified
anonymous = FALSE,
#' @description initializes the Zenodo Manager
#' @param url Zenodo API URL. By default, the url is set to "https://zenodo.org/api". For tests,
#' the Zenodo sandbox API URL can be used: https://sandbox.zenodo.org/api
#' @param token the user token. By default an attempt will be made to retrieve token using \link{zenodo_pat}
#' @param sandbox Indicates if the Zenodo sandbox platform should be used. Default is \code{FALSE}
#' @param logger logger type. The logger can be either NULL, "INFO" (with minimum logs), or "DEBUG"
#' (for complete curl http calls logs)
#' @param keyring_backend The \pkg{keyring} backend used to store user token. The \code{keyring_backend}
#' can be set to use a different backend for storing the Zenodo token with \pkg{keyring} (Default value is 'env').
initialize = function(url = "https://zenodo.org/api", token = zenodo_pat(), sandbox = FALSE, logger = NULL,
keyring_backend = 'env'){
super$initialize(logger = logger)
if(sandbox) url = "https://sandbox.zenodo.org/api"
private$url = url
if(url == "https://sandbox.zenodo.org/api") self$sandbox = TRUE
if(!is.null(token)) if(nzchar(token)){
if(!keyring_backend %in% names(keyring:::known_backends)){
errMsg <- sprintf("Backend '%s' is not a known keyring backend!", keyring_backend)
self$ERROR(errMsg)
stop(errMsg)
}
private$keyring_backend <- keyring:::known_backends[[keyring_backend]]$new()
private$keyring_service = paste0("zen4R@", url)
private$keyring_backend$set_with_value(private$keyring_service, username = "zen4R", password = token)
deps <- self$getDepositions(size = 1, quiet = TRUE)
if(!is.null(deps$status)) {
if(deps$status == 401){
errMsg <- "Cannot connect to your Zenodo deposit: Invalid token"
self$ERROR(errMsg)
stop(errMsg)
}
}else{
self$INFO("Successfully connected to Zenodo with user token")
}
}else{
self$INFO("Successfully connected to Zenodo as anonymous user")
self$anonymous <- TRUE
}
},
#' @description Get user token
#' @return the token, object of class \code{character}
getToken = function(){
token <- NULL
if(!is.null(private$keyring_service)){
token <- suppressWarnings(private$keyring_backend$get(private$keyring_service, username = "zen4R"))
}
return(token)
},
#Licenses
#------------------------------------------------------------------------------------------
#' @description Get Licenses supported by Zenodo.
#' @param pretty Prettify the output. By default the argument \code{pretty} is set to
#' \code{TRUE} which will returns the list of licenses as \code{data.frame}.
#' Set \code{pretty = FALSE} to get the raw list of licenses.
#' @return list of licenses as \code{data.frame} or \code{list}
getLicenses = function(pretty = TRUE){
zenReq <- ZenodoRequest$new(private$url, "GET", "licenses/?q=&size=1000",
token= self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- zenReq$getResponse()
if(zenReq$getStatus() == 200){
out <- out$hits$hits
if(pretty){
out = do.call("rbind", lapply(out,function(x){
rec = x$metadata
rec$`$schema` <- NULL
rec$is_generic <- NULL
rec$suggest <- NULL
rec <- as.data.frame(rec)
rec <- rec[,c("id", "title", "url", "domain_content", "domain_data", "domain_software", "family",
"maintainer", "od_conformance", "osd_conformance", "status")]
return(rec)
}))
}
self$INFO("Successfully fetched list of licenses")
}else{
self$ERROR(sprintf("Error while fetching licenses: %s", out$message))
}
return(out)
},
#' @description Get license by Id.
#' @param id license id
#' @return the license
getLicenseById = function(id){
zenReq <- ZenodoRequest$new(private$url, "GET", sprintf("licenses/%s",id),
token= self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- zenReq$getResponse()
if(zenReq$getStatus() == 200){
self$INFO(sprintf("Successfully fetched license '%s'",id))
}else{
self$ERROR(sprintf("Error while fetching license '%s': %s", id, out$message))
}
return(out)
},
#Communities
#------------------------------------------------------------------------------------------
#' @description Get Communities supported by Zenodo.
#' @param pretty Prettify the output. By default the argument \code{pretty} is set to
#' \code{TRUE} which will returns the list of communities as \code{data.frame}.
#' Set \code{pretty = FALSE} to get the raw list of communities
#' @return list of communities as \code{data.frame} or \code{list}
getCommunities = function(pretty = TRUE){
zenReq <- ZenodoRequest$new(private$url, "GET", "communities/?q=&size=10000",
token= self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- zenReq$getResponse()
if(zenReq$getStatus() == 200){
out <- out$hits$hits
if(pretty){
out = do.call("rbind", lapply(out,function(x){
rec = data.frame(
id = x$id,
title = x$title,
description = x$description,
curation_policy = x$curation_policy,
url = x$links$html,
created = x$created,
updated = x$updated,
stringsAsFactors = FALSE
)
return(rec)
}))
}
self$INFO("Successfully fetched list of communities")
}else{
self$ERROR(sprintf("Error while fetching communities: %s", out$message))
}
return(out)
},
#' @description Get community by Id.
#' @param id community id
#' @return the community
getCommunityById = function(id){
zenReq <- ZenodoRequest$new(private$url, "GET", sprintf("communities/%s",id),
token= self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- zenReq$getResponse()
if(zenReq$getStatus() == 200){
self$INFO(sprintf("Successfully fetched community '%s'",id))
}else{
self$ERROR(sprintf("Error while fetching community '%s': %s", id, out$message))
out <- NULL
}
return(out)
},
#Grants
#------------------------------------------------------------------------------------------
#' @description Get Grants supported by Zenodo.
#' @param pretty Prettify the output. By default the argument \code{pretty} is set to
#' \code{TRUE} which will returns the list of grants as \code{data.frame}.
#' Set \code{pretty = FALSE} to get the raw list of grants
#' @param q an ElasticSearch compliant query, object of class \code{character}. Default is emtpy.
#' Note that the Zenodo API restrains a maximum number of 10,000 grants to be retrieved. Consequently,
#' not all grants can be listed from Zenodo, a query has to be specified.
#' @param size number of grants to be returned. By default equal to 1000.
#' @return list of grants as \code{data.frame} or \code{list}
getGrants = function(q = "", pretty = TRUE, size = 1000){
if(q=="") size = 10000
page <- 1
lastPage <- FALSE
zenReq <- ZenodoRequest$new(private$url, "GET", sprintf("grants/?q=%s&size=%s&page=%s", URLencode(q), size, page),
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- NULL
if(zenReq$getStatus() == 200){
resp <- zenReq$getResponse()
grants <- resp$hits$hits
total <- resp$hits$total
if(total > 10000){
self$WARN(sprintf("Total of %s records found: the Zenodo API limits to a maximum of 10,000 records!", total))
}
total_remaining <- total
hasGrants <- length(grants)>0
while(hasGrants){
out <- c(out, grants)
if(!is.null(grants)){
self$INFO(sprintf("Successfully fetched list of grants - page %s", page))
if(q!=""){
page <- page+1 #next
total_remaining <- total_remaining-length(grants)
}else{
break;
}
}else{
lastPage <- TRUE
}
zenReq <- ZenodoRequest$new(private$url, "GET", sprintf("grants/?q=%s&size=%s&page=%s", URLencode(q), size, page),
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
if(zenReq$getStatus() == 200){
resp <- zenReq$getResponse()
grants <- resp$hits$hits
hasGrants <- length(grants)>0
if(lastPage) break;
}else{
self$WARN(sprintf("Maximum allowed size for list of grants - page %s - attempt to decrease size", page))
size <- size-1
hasGrants <- TRUE
grants <- NULL
}
}
self$INFO("Successfully fetched list of grants!")
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while fetching grants: %s", out$message))
for(error in out$errors){
self$ERROR(sprintf("Error: %s - %s", error$field, error$message))
}
}
if(pretty){
out = do.call("rbind", lapply(out,function(x){
rec = data.frame(
id = x$metadata$internal_id,
code = x$metadata$code,
title = x$metadata$title,
startdate = x$metadata$startdate,
enddate = x$metadata$enddate,
url = x$metadata$url,
created = x$created,
updated = x$updated,
funder_country = x$metadata$funder$country,
funder_doi = x$metadata$funder$doi,
funder_name = x$metadata$funder$name,
funder_type = x$metadata$funder$type,
funder_subtype = x$metadata$funder$subtype,
funder_parent_country = if(length(x$metadata$funder$parent)>0) x$metadata$funder$parent$country else NA,
funder_parent_doi = if(length(x$metadata$funder$parent)>0) x$metadata$funder$parent$doi else NA,
funder_parent_name = if(length(x$metadata$funder$parent)>0) x$metadata$funder$parent$name else NA,
funder_parent_type = if(length(x$metadata$funder$parent)>0) x$metadata$funder$parent$type else NA,
funder_parent_subtype = if(length(x$metadata$funder$parent)>0) x$metadata$funder$parent$subtype else NA,
stringsAsFactors = FALSE
)
return(rec)
}))
}
return(out)
},
#' @description Get grants by name.
#' @param name name
#' @param pretty Prettify the output. By default the argument \code{pretty} is set to
#' \code{TRUE} which will returns the list of grants as \code{data.frame}.
#' Set \code{pretty = FALSE} to get the raw list of grants
#' @return list of grants as \code{data.frame} or \code{list}
getGrantsByName = function(name, pretty = TRUE){
query = sprintf("title:%s", URLencode(paste0("\"",name,"\"")))
self$getGrants(q = query, pretty = pretty)
},
#' @description Get grant by Id.
#' @param id grant id
#' @return the grant
getGrantById = function(id){
zenReq <- ZenodoRequest$new(private$url, "GET", sprintf("grants/%s",id),
token= self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- zenReq$getResponse()
if(zenReq$getStatus() == 200){
self$INFO(sprintf("Successfully fetched grant '%s'",id))
}else{
self$ERROR(sprintf("Error while fetching grant '%s': %s", id, out$message))
out <- NULL
}
return(out)
},
#Funders
#------------------------------------------------------------------------------------------
#' @description Get Funders supported by Zenodo based on a query.
#' @param pretty Prettify the output. By default the argument \code{pretty} is set to
#' \code{TRUE} which will returns the list of funders as \code{data.frame}.
#' Set \code{pretty = FALSE} to get the raw list of funders
#' @param q an ElasticSearch compliant query, object of class \code{character}. Default is emtpy.
#' Note that the Zenodo API restrains a maximum number of 10,000 funders to be retrieved. Consequently,
#' not all funders can be listed from Zenodo, a query has to be specified.
#' @param size number of funders to be returned. By default equal to 1000.
#' @return list of funders as \code{data.frame} or \code{list}
getFunders = function(q = "", pretty = TRUE, size = 1000){
if(q=="") size = 10000
page <- 1
lastPage <- FALSE
zenReq <- ZenodoRequest$new(private$url, "GET", sprintf("funders/?q=%s&size=%s&page=%s", URLencode(q), size, page),
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- NULL
if(zenReq$getStatus() == 200){
resp <- zenReq$getResponse()
funders <- resp$hits$hits
total <- resp$hits$total
if(total > 10000){
self$WARN(sprintf("Total of %s records found: the Zenodo API limits to a maximum of 10,000 records!", total))
}
total_remaining <- total
hasFunders <- length(funders)>0
while(hasFunders){
out <- c(out, funders)
if(!is.null(funders)){
self$INFO(sprintf("Successfully fetched list of funders - page %s", page))
if(q != ""){
page <- page+1 #next
total_remaining <- total_remaining-length(funders)
}else{
break;
}
}else{
lastPage <- TRUE
}
zenReq <- ZenodoRequest$new(private$url, "GET", sprintf("funders/?q=%s&size=%s&page=%s", URLencode(q), size, page),
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
if(zenReq$getStatus() == 200){
resp <- zenReq$getResponse()
funders <- resp$hits$hits
hasFunders <- length(funders)>0
if(lastPage) break;
}else{
self$WARN(sprintf("Maximum allowed size for list of funders - page %s - attempt to decrease size", page))
size <- size-1
hasFunders <- TRUE
funders <- NULL
}
}
self$INFO("Successfully fetched list of funders!")
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while fetching funders: %s", out$message))
for(error in out$errors){
self$ERROR(sprintf("Error: %s - %s", error$field, error$message))
}
}
if(pretty){
out = do.call("rbind", lapply(out,function(x){
rec = data.frame(
id = x$metadata$doi,
doi = x$metadata$doi,
country = x$metadata$country,
name = x$metadata$name,
type = x$metadata$type,
subtype = x$metadata$subtype,
created = x$created,
updated = x$updated,
stringsAsFactors = FALSE
)
return(rec)
}))
}
return(out)
},
#' @description Get funders by name.
#' @param name name
#' @param pretty Prettify the output. By default the argument \code{pretty} is set to
#' \code{TRUE} which will returns the list of funders as \code{data.frame}.
#' Set \code{pretty = FALSE} to get the raw list of funders
#' @return list of funders as \code{data.frame} or \code{list}
getFundersByName = function(name, pretty = TRUE){
query = sprintf("name:%s", URLencode(paste0("\"",name,"\"")))
self$getFunders(q = query, pretty = pretty)
},
#' @description Get funder by Id.
#' @param id funder id
#' @return the funder
getFunderById = function(id){
zenReq <- ZenodoRequest$new(private$url, "GET", sprintf("funders/%s",id),
token= self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- zenReq$getResponse()
if(zenReq$getStatus() == 200){
self$INFO(sprintf("Successfully fetched funder '%s'",id))
}else{
self$ERROR(sprintf("Error while fetching funder '%s': %s", id, out$message))
out <- NULL
}
return(out)
},
#Depositions
#------------------------------------------------------------------------------------------
#' @description Get the list of Zenodo records deposited in your Zenodo workspace. By defaut
#' the list of depositions will be returned by page with a size of 10 results per
#' page (default size of the Zenodo API). The parameter \code{q} allows to specify
#' an ElasticSearch-compliant query to filter depositions (default query is empty
#' to retrieve all records). The argument \code{all_versions}, if set to TRUE allows
#' to get all versions of records as part of the depositions list. The argument \code{exact}
#' specifies that an exact matching is wished, in which case paginated search will be
#' disabled (only the first search page will be returned).
#' Examples of ElasticSearch queries for Zenodo can be found at \href{https://help.zenodo.org/guides/search/}{https://help.zenodo.org/guides/search/}.
#' @param q Elastic-Search-compliant query, as object of class \code{character}. Default is ""
#' @param size number of depositions to be retrieved per request (paginated). Default is 10
#' @param all_versions object of class \code{logical} indicating if all versions of deposits have to be retrieved. Default is \code{FALSE}
#' @param exact object of class \code{logical} indicating if exact matching has to be applied. Default is \code{TRUE}
#' @param quiet object of class \code{logical} indicating if logs have to skipped. Default is \code{FALSE}
#' @return a list of \code{ZenodoRecord}
getDepositions = function(q = "", size = 10, all_versions = FALSE, exact = TRUE,
quiet = FALSE){
page <- 1
baseUrl <- "deposit/depositions"
#set in #72, now re-deactivated through #76 (due to Zenodo server-side changes)
#if(!private$sandbox) baseUrl <- paste0(baseUrl, "/")
req <- sprintf("%s?q=%s&size=%s&page=%s", baseUrl, URLencode(q), size, page)
if(all_versions) req <- paste0(req, "&all_versions=1")
zenReq <- ZenodoRequest$new(private$url, "GET", req,
token = self$getToken(),
logger = if(quiet) NULL else self$loggerType)
zenReq$execute()
out <- NULL
if(zenReq$getStatus() == 200){
resp <- zenReq$getResponse()
hasRecords <- length(resp)>0
while(hasRecords){
out <- c(out, lapply(resp, ZenodoRecord$new))
if(!quiet) self$INFO(sprintf("Successfully fetched list of depositions - page %s", page))
if(exact){
hasRecords <- FALSE
}else{
#next
page <- page+1
nextreq <- sprintf("%s?q=%s&size=%s&page=%s", baseUrl, q, size, page)
if(all_versions) nextreq <- paste0(nextreq, "&all_versions=1")
zenReq <- ZenodoRequest$new(private$url, "GET", nextreq,
token = self$getToken(),
logger = if(quiet) NULL else self$loggerType)
zenReq$execute()
resp <- zenReq$getResponse()
hasRecords <- length(resp)>0
}
}
if(!quiet) self$INFO("Successfully fetched list of depositions!")
}else{
out <- zenReq$getResponse()
if(!quiet) self$ERROR(sprintf("Error while fetching depositions: %s", out$message))
for(error in out$errors){
self$ERROR(sprintf("Error: %s - %s", error$field, error$message))
}
}
return(out)
},
#' @description Get a Zenodo deposition record by concept DOI (generic DOI common to all deposition record versions).
#' @param conceptdoi the concept DOI, object of class \code{character}
#' @return an object of class \code{ZenodoRecord} if record does exist, NULL otherwise
getDepositionByConceptDOI = function(conceptdoi){
query <- sprintf("conceptdoi:\"%s\"", conceptdoi)
result <- self$getDepositions(q = query, exact = TRUE)
if(length(result)>0){
conceptdois <- vapply(result, function(i){
i$getConceptDOI()
}, character(1))
if (!conceptdoi %in% conceptdois){
result <- NULL
}else{
result <- result[[which(conceptdois == conceptdoi)[1]]]
self$INFO(sprintf("Successfully fetched record for concept DOI '%s'!", conceptdoi))
}
}else{
result <- NULL
}
if(is.null(result)) self$WARN(sprintf("No record for concept DOI '%s'!", conceptdoi))
if(is.null(result)){
#try to get record by id
if( regexpr("zenodo", conceptdoi)>0){
conceptrecid <- unlist(strsplit(conceptdoi, "zenodo."))[2]
self$INFO(sprintf("Try to get deposition by Zenodo specific record id '%s'", conceptrecid))
conceptrec <- self$getDepositionByConceptId(conceptrecid)
last_doi <- tail(conceptrec$getVersions(),1L)$doi
if(length(last_doi)==0) {
if(nzchar(conceptrec$metadata$doi)){
last_doi = conceptrec$metadata$doi
}else{
last_doi = conceptrec$metadata$prereserve_doi$doi
}
}
result <- self$getDepositionByDOI(last_doi)
}
}
return(result)
},
#' @description Get a Zenodo deposition record by DOI.
#' @param doi the DOI, object of class \code{character}
#' @return an object of class \code{ZenodoRecord} if record does exist, NULL otherwise
getDepositionByDOI = function(doi){
query <- sprintf("doi:\"%s\"", doi)
result <- self$getDepositions(q = query, all_versions = TRUE, exact = TRUE)
if(length(result)>0){
result <- result[[1]]
if(result$doi == doi){
self$INFO(sprintf("Successfully fetched record for DOI '%s'!",doi))
}else{
result <- NULL
}
}else{
result <- NULL
}
if(is.null(result)) self$WARN(sprintf("No record for DOI '%s'!",doi))
if(is.null(result)){
#try to get record by id
if( regexpr("zenodo", doi)>0){
recid <- unlist(strsplit(doi, "zenodo."))[2]
self$INFO(sprintf("Try to get deposition by Zenodo specific record id '%s'", recid))
result <- self$getDepositionById(recid)
}
}
return(result)
},
#' @description Get a Zenodo deposition record by ID.
#' @param recid the record ID, object of class \code{character}
#' @return an object of class \code{ZenodoRecord} if record does exist, NULL otherwise
getDepositionById = function(recid){
query <- sprintf("recid:%s", recid)
result <- self$getDepositions(q = query, all_versions = TRUE, exact = TRUE)
if(length(result)>0){
result <- result[[1]]
if(result$id == recid){
self$INFO(sprintf("Successfully fetched record for id '%s'!",recid))
}else{
result <- NULL
}
}else{
result <- NULL
}
if(is.null(result)) self$WARN(sprintf("No record for id '%s'!",recid))
return(result)
},
#' @description Get a Zenodo deposition record by concept ID.
#' @param conceptrecid the record concept ID, object of class \code{character}
#' @return an object of class \code{ZenodoRecord} if record does exist, NULL otherwise
getDepositionByConceptId = function(conceptrecid){
query <- sprintf("conceptrecid:%s", conceptrecid)
result <- self$getDepositions(q = query, all_versions = TRUE, exact = TRUE)
if(length(result)>0){
result <- result[[1]]
if(result$conceptrecid == conceptrecid){
self$INFO(sprintf("Successfully fetched record for concept id '%s'!",conceptrecid))
}else{
result <- NULL
}
}else{
result <- NULL
}
if(is.null(result)) self$WARN(sprintf("No record for concept id '%s'!",conceptrecid))
return(result)
},
#' @description Deposits a record on Zenodo.
#' @param record the record to deposit, object of class \code{ZenodoRecord}
#' @param publish object of class \code{logical} indicating if record has to be published (default \code{FALSE}).
#' Can be set to \code{TRUE} (to use CAUTIOUSLY, only if you want to publish your record)
#' @return \code{TRUE} if deposited (and eventually published), \code{FALSE} otherwise
depositRecord = function(record, publish = FALSE){
data <- record
type <- ifelse(is.null(record$id), "POST", "PUT")
request <- ifelse(is.null(record$id), "deposit/depositions",
sprintf("deposit/depositions/%s", record$id))
zenReq <- ZenodoRequest$new(private$url, type, request, data = data,
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- NULL
if(zenReq$getStatus() %in% c(200,201)){
out <- ZenodoRecord$new(obj = zenReq$getResponse())
self$INFO("Successful record deposition")
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while depositing record: %s", out$message))
for(error in out$errors){
self$ERROR(sprintf("Error: %s - %s", error$field, error$message))
}
}
if(publish){
out <- self$publishRecord(record$id)
}
return(out)
},
#' @description Deposits a record version on Zenodo. For details about the behavior of this function,
#' see \href{https://developers.zenodo.org/#new-version}{https://developers.zenodo.org/#new-version}
#' @param record the record version to deposit, object of class \code{ZenodoRecord}
#' @param delete_latest_files object of class \code{logical} indicating if latest files have to be deleted. Default is \code{TRUE}
#' @param files a list of files to be uploaded with the new record version
#' @param publish object of class \code{logical} indicating if record has to be published (default \code{FALSE})
#' @return \code{TRUE} if deposited (and eventually published), \code{FALSE} otherwise
depositRecordVersion = function(record, delete_latest_files = TRUE, files = list(), publish = FALSE){
type <- "POST"
if(is.null(record$conceptrecid)){
stop("The record concept id cannot be null for creating a new version")
}
if(is.null(record$conceptdoi)){
stop("Concept DOI is null: a new version can only be added to a published record")
}
#id of the last record
record_id <- unlist(strsplit(record$links$latest,"records/"))[[2]]
self$INFO(sprintf("Creating new version for record '%s' (concept DOI: '%s')", record_id, record$getConceptDOI()))
request <- sprintf("deposit/depositions/%s/actions/newversion", record_id)
zenReq <- ZenodoRequest$new(private$url, type, request, data = NULL,
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- NULL
out_id <- NULL
if(zenReq$getStatus() %in% c(200,201)){
out <- zenReq$getResponse()
out_id <- unlist(strsplit(out$links$latest_draft,"depositions/"))[[2]]
out <- self$getDepositionById(out_id)
self$INFO(sprintf("Successful new version record created for concept DOI '%s'", record$getConceptDOI()))
record$id <- out$id
record$metadata$doi <- NULL
record$doi <- NULL
record$prereserveDOI(TRUE)
out <- self$depositRecord(record)
if(delete_latest_files){
self$INFO("Deleting files copied from latest record")
invisible(lapply(out$files, function(x){
self$deleteFile(out$id, x$id)
Sys.sleep(0.6)
}))
}
if(length(files)>0){
self$INFO("Upload files to new version")
for(f in files){
self$INFO(sprintf("Upload file '%s' to new version", f))
self$uploadFile(f, record = out)
}
}
if(publish){
out <- self$publishRecord(record$id)
}
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while creating new version: %s", out$message))
for(error in out$errors){
self$ERROR(sprintf("Error: %s - %s", error$field, error$message))
}
}
return(out)
},
#' @description Deletes a record given its ID
#' @param recordId the ID of the record to be deleted
#' @return \code{TRUE} if deleted, \code{FALSE} otherwise
deleteRecord = function(recordId){
zenReq <- ZenodoRequest$new(private$url, "DELETE", "deposit/depositions",
data = recordId, token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- FALSE
if(zenReq$getStatus() == 204){
out <- TRUE
self$INFO(sprintf("Successful deleted record '%s'", recordId))
}else{
resp <- zenReq$getResponse()
self$ERROR(sprintf("Error while deleting record '%s': %s", recordId, resp$message))
}
return(out)
},
#' @description Deletes a record by DOI
#' @param doi the DOI of the record to be deleted
#' @return \code{TRUE} if deleted, \code{FALSE} otherwise
deleteRecordByDOI = function(doi){
self$INFO(sprintf("Deleting record with DOI '%s'", doi))
deleted <- FALSE
rec <- self$getDepositionByDOI(doi)
if(!is.null(rec)){
deleted <- self$deleteRecord(rec$id)
}
return(deleted)
},
#' @description Deletes all Zenodo deposited (unpublished) records.
#' The parameter \code{q} allows to specify an ElasticSearch-compliant query to filter depositions (default query
#' is empty to retrieve all records). Examples of ElasticSearch queries for Zenodo can be found at
#' \href{https://help.zenodo.org/guides/search/}{https://help.zenodo.org/guides/search/}.
#' @param q an ElasticSearch compliant query, object of class \code{character}
#' @param size number of records to be passed to \code{$getDepositions} method
#' @return \code{TRUE} if all records have been deleted, \code{FALSE} otherwise
deleteRecords = function(q = "", size = 10){
records <- self$getDepositions(q = q, size = size)
records <- records[sapply(records, function(x){!x$submitted})]
hasDraftRecords <- length(records)>0
if(length(records)>0){
record_ids <- sapply(records, function(x){x$id})
deleted.all <- sapply(record_ids, self$deleteRecord)
deleted.all <- deleted.all[is.na(deleted.all)]
deleted <- all(deleted.all)
if(!deleted){
self$ERROR("Error while deleting records")
}
}
self$INFO("Successful deleted records")
},
#' @description Creates an empty record in the Zenodo deposit. Returns the record
#' newly created in Zenodo, as an object of class \code{ZenodoRecord} with an
#' assigned identifier.
#' @return an object of class \code{ZenodoRecord}
createEmptyRecord = function(){
return(self$depositRecord(NULL))
},
#' @description Unlocks a record already submitted. Required to edit metadata of a Zenodo record already published.
#' @param recordId the ID of the record to unlock and set in editing mode.
#' @return an object of class \code{ZenodoRecord}
editRecord = function(recordId){
zenReq <- ZenodoRequest$new(private$url, "POST", sprintf("deposit/depositions/%s/actions/edit", recordId),
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- NULL
if(zenReq$getStatus() == 201){
out <- ZenodoRecord$new(obj = zenReq$getResponse())
self$INFO(sprintf("Successful unlocked record '%s' for edition", recordId))
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while unlocking record '%s' for edition: %s", recordId, out$message))
}
return(out)
},
#' @description Discards changes on a Zenodo record.
#' @param recordId the ID of the record for which changes have to be discarded.
#' @return an object of class \code{ZenodoRecord}
discardChanges = function(recordId){
zenReq <- ZenodoRequest$new(private$url, "POST", sprintf("deposit/depositions/%s/actions/discard", recordId),
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- NULL
if(zenReq$getStatus() == 201){
out <- ZenodoRecord$new(obj = zenReq$getResponse())
self$INFO(sprintf("Successful discarded changes for record '%s' for edition", recordId))
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while discarding record '%s' changes: %s", recordId, out$message))
}
return(out)
},
#' @description Publishes a Zenodo record.
#' @param recordId the ID of the record to be published.
#' @return an object of class \code{ZenodoRecord}
publishRecord = function(recordId){
zenReq <- ZenodoRequest$new(private$url, "POST", sprintf("deposit/depositions/%s/actions/publish",recordId),
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- NULL
if(zenReq$getStatus() == 202){
out <- ZenodoRecord$new(obj = zenReq$getResponse())
self$INFO(sprintf("Successful published record '%s'", recordId))
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while publishing record '%s': %s", recordId, out$message))
}
return(out)
},
#' @description Get list of files attached to a Zenodo record.
#' @param recordId the ID of the record.
#' @return list of files
getFiles = function(recordId){
zenReq <- ZenodoRequest$new(private$url, "GET", sprintf("deposit/depositions/%s/files", recordId),
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- NULL
if(zenReq$getStatus() == 201){
out <- ZenodoRecord$new(obj = zenReq$getResponse())
self$INFO(sprintf("Successful fetched file(s) for record '%s'", recordId))
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while fetching file(s) for record '%s': %s", recordId, out$message))
}
return(out)
},
#' @description Uploads a file to a Zenodo record
#' @param path Local path of the file
#' @param record object of class \code{ZenodoRecord}
#' @param recordId ID of the record. Deprecated, use \code{record} instead to take advantage of the new Zenodo bucket upload API.
uploadFile = function(path, record = NULL, recordId = NULL){
newapi = TRUE
if(!is.null(recordId)){
self$WARN("'recordId' argument is deprecated, please consider using 'record' argument giving an object of class 'ZenodoRecord'")
self$WARN("'recordId' is used, cannot determine new API record bucket, switch to old upload API...")
newapi <- FALSE
}
if(!is.null(record)) recordId <- record$id
fileparts <- unlist(strsplit(path,"/"))
filename <- fileparts[length(fileparts)]
if(!"bucket" %in% names(record$links)){
self$WARN(sprintf("No bucket link for record id = %s. Revert to old file upload API", recordId))
newapi <- FALSE
}
method <- if(newapi) "PUT" else "POST"
if(newapi) self$INFO(sprintf("Using new file upload API with bucket: %s", record$links$bucket))
method_url <- if(newapi) sprintf("%s/%s", unlist(strsplit(record$links$bucket, "api/"))[2], URLencode(filename)) else sprintf("deposit/depositions/%s/files", recordId)
zenReq <- if(newapi){
ZenodoRequest$new(
private$url, method, method_url,
data = upload_file(path),
progress = TRUE,
token = self$getToken(),
logger = self$loggerType
)
}else{
ZenodoRequest$new(
private$url, method, method_url,
data = filename, file = upload_file(path),
progress = TRUE,
token = self$getToken(),
logger = self$loggerType
)
}
zenReq$execute()
out <- NULL
if(zenReq$getStatus() == 201){
out <- ZenodoRecord$new(obj = zenReq$getResponse())
self$INFO(sprintf("Successful uploaded file to record '%s'", recordId))
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while uploading file to record '%s': %s", recordId, out$message))
}
return(out)
},
#' @description Deletes a file for a record
#' @param recordId ID of the record
#' @param fileId ID of the file to delete
deleteFile = function(recordId, fileId){
zenReq <- ZenodoRequest$new(private$url, "DELETE", sprintf("deposit/depositions/%s/files", recordId),
data = fileId, token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- FALSE
if(zenReq$getStatus() == 204){
out <- TRUE
self$INFO(sprintf("Successful deleted file from record '%s'", recordId))
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while deleting file from record '%s': %s", recordId, out$message))
}
return(out)
},
#Records
#------------------------------------------------------------------------------------------
#' @description Get the list of Zenodo records. By defaut the list of records will be returned by
#' page with a size of 10 results per page (default size of the Zenodo API). The parameter
#' \code{q} allows to specify an ElasticSearch-compliant query to filter depositions
#' (default query is empty to retrieve all records). The argument \code{all_versions},
#' if set to TRUE allows to get all versions of records as part of the depositions list.
#' The argument \code{exact} specifies that an exact matching is wished, in which case
#' paginated search will be disabled (only the first search page will be returned).
#' Examples of ElasticSearch queries for Zenodo can be found at \href{https://help.zenodo.org/guides/search/}{https://help.zenodo.org/guides/search/}.
#' @param q Elastic-Search-compliant query, as object of class \code{character}. Default is ""
#' @param size number of records to be retrieved per request (paginated). Default is 10
#' @param all_versions object of class \code{logical} indicating if all versions of records have to be retrieved. Default is \code{FALSE}
#' @param exact object of class \code{logical} indicating if exact matching has to be applied. Default is \code{TRUE}
#' @param quiet object of class \code{logical} indicating if logs have to skipped. Default is \code{FALSE}
#' @return a list of \code{ZenodoRecord}
getRecords = function(q = "", size = 10, all_versions = FALSE, exact = FALSE){
page <- 1
req <- sprintf("records/?q=%s&size=%s&page=%s", URLencode(q), size, page)
if(all_versions) req <- paste0(req, "&all_versions=1")
zenReq <- ZenodoRequest$new(private$url, "GET_WITH_CURL", req,
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
out <- NULL
if(zenReq$getStatus() == 200){
resp <- zenReq$getResponse()
hasRecords <- length(resp)>0
while(hasRecords){
out <- c(out, lapply(resp, ZenodoRecord$new))
self$INFO(sprintf("Successfully fetched list of published records - page %s", page))
if(exact){
hasRecords <- FALSE
}else{
#next
page <- page+1
nextreq <- sprintf("records/?q=%s&size=%s&page=%s", URLencode(q), size, page)
if(all_versions) nextreq <- paste0(nextreq, "&all_versions=1")
zenReq <- ZenodoRequest$new(private$url, "GET_WITH_CURL", nextreq,
token = self$getToken(),
logger = self$loggerType)
zenReq$execute()
resp <- zenReq$getResponse()
hasRecords <- length(resp)>0
}
}
self$INFO("Successfully fetched list of published records!")
}else{
out <- zenReq$getResponse()
self$ERROR(sprintf("Error while fetching published records: %s", out$message))
for(error in out$errors){
self$ERROR(sprintf("Error: %s - %s", error$field, error$message))
}
}
return(out)
},
#' @description Get Record by concept DOI
#' @param conceptdoi the concept DOI
#' @return a object of class \code{ZenodoRecord}
getRecordByConceptDOI = function(conceptdoi){
if(regexpr("zenodo", conceptdoi) < 0){
stop(sprintf("DOI '%s' doesn not seem to be a Zenodo DOI", conceptdoi))
}
query <- sprintf("conceptdoi:\"%s\"", conceptdoi)
result <- self$getRecords(q = query, all_versions = TRUE, exact = TRUE)
if(length(result)>0){
result <- result[[1]]
if(result$conceptdoi == conceptdoi){
self$INFO(sprintf("Successfully fetched published record for concept DOI '%s'!", conceptdoi))
}else{
result <- NULL
}
}else{
result <- NULL
}
if(is.null(result)) self$WARN(sprintf("No published record for concept DOI '%s'!", conceptdoi))
if(is.null(result)){
#try to get record by id
if( regexpr("zenodo", conceptdoi)>0){
conceptrecid <- unlist(strsplit(conceptdoi, "zenodo."))[2]
self$INFO(sprintf("Try to get published record by Zenodo concept record id '%s'", conceptrecid))
conceptrec <- self$getRecordByConceptId(conceptrecid)
last_doi <- tail(conceptrec$getVersions(),1L)$doi
result <- self$getRecordByDOI(last_doi)
}
}
return(result)
},
#' @description Get Record by DOI
#' @param doi the DOI
#' @return a object of class \code{ZenodoRecord}
getRecordByDOI = function(doi){
if(regexpr("zenodo", doi) < 0){
stop(sprintf("DOI '%s' doesn not seem to be a Zenodo DOI", doi))
}
query <- sprintf("doi:\"%s\"", doi)
result <- self$getRecords(q = query, all_versions = TRUE, exact = TRUE)
if(length(result)>0){
result <- result[[1]]
if(result$doi == doi){
self$INFO(sprintf("Successfully fetched record for DOI '%s'!",doi))
}else{
result <- NULL
}
}else{
result <- NULL
}
if(is.null(result)) self$WARN(sprintf("No record for DOI '%s'!",doi))
if(is.null(result)){
#try to get record by id
if( regexpr("zenodo", doi)>0){
recid <- unlist(strsplit(doi, "zenodo."))[2]
self$INFO(sprintf("Try to get deposition by Zenodo specific record id '%s'", recid))
result <- self$getRecordById(recid)
}
}
return(result)
},
#' @description Get Record by ID
#' @param recid the record ID
#' @return a object of class \code{ZenodoRecord}
getRecordById = function(recid){
query <- sprintf("recid:%s", recid)
result <- self$getRecords(q = query, all_versions = TRUE, exact = TRUE)
if(length(result)>0){
result <- result[[1]]
if(result$id == recid){
self$INFO(sprintf("Successfully fetched record for id '%s'!",recid))
}else{
result <- NULL
}
}else{
result <- NULL
}
if(is.null(result)) self$WARN(sprintf("No record for id '%s'!",recid))
return(result)
},
#' @description Get Record by concept ID
#' @param conceptrecid the concept ID
#' @return a object of class \code{ZenodoRecord}
getRecordByConceptId = function(conceptrecid){
query <- sprintf("conceptrecid:%s", conceptrecid)
result <- self$getRecords(q = query, all_versions = TRUE, exact = TRUE)
if(length(result)>0){
result <- result[[1]]
if(result$conceptrecid == conceptrecid){
self$INFO(sprintf("Successfully fetched record for concept id '%s'!",conceptrecid))
}else{
result <- NULL
}
}else{
result <- NULL
}
if(is.null(result)) self$WARN(sprintf("No record for concept id '%s'!",conceptrecid))
return(result)
}
)
)
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