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import * as fs from "fs-extra"
import { Dataset } from "../db/model/Dataset"
import { Source } from "../db/model/Source"
import { GIT_DATASETS_DIR, TMP_DIR } from "../settings/serverSettings"
import {
GIT_DEFAULT_USERNAME,
GIT_DEFAULT_EMAIL,
} from "../settings/serverSettings"
import * as db from "../db/db"
import filenamify from "filenamify"
import { execFormatted } from "../db/execWrapper"
import { JsonError } from "../clientUtils/owidTypes"
const datasetToReadme = async (dataset: Dataset): Promise<string> => {
const source = await Source.findOne({ datasetId: dataset.id })
return `# ${dataset.name}\n\n${
(source && source.description && source.description.additionalInfo) ||
""
}`
}
export async function removeDatasetFromGitRepo(
datasetName: string,
namespace: string,
options: { commitName?: string; commitEmail?: string } = {}
) {
const { commitName, commitEmail } = options
const repoDir = path.join(GIT_DATASETS_DIR, namespace)
if (!fs.existsSync(path.join(repoDir, ".git"))) {
return
}
if (!fs.existsSync(`${repoDir}/datasets/${datasetName}`)) {
return
}
await execFormatted(
`cd %s && rm -rf %s && git add -A %s && (git diff-index --quiet HEAD || (git commit -m %s --quiet --author="${
commitName || GIT_DEFAULT_USERNAME
} <${commitEmail || GIT_DEFAULT_EMAIL}>" && git push))`,
[
repoDir,
`${repoDir}/datasets/${datasetName}`,
`${repoDir}/datasets/${datasetName}`,
`Removing ${datasetName}`,
]
)
}
export async function syncDatasetToGitRepo(
datasetId: number,
options: {
transaction?: db.TransactionContext
oldDatasetName?: string
commitName?: string
commitEmail?: string
commitOnly?: boolean
} = {}
) {
const { oldDatasetName, commitName, commitEmail, commitOnly } = options
const oldDatasetFilename = oldDatasetName
? filenamify(oldDatasetName)
: undefined
const datasetRepo = options.transaction
? options.transaction.manager.getRepository(Dataset)
: Dataset.getRepository()
const dataset = await datasetRepo.findOne({ id: datasetId })
if (!dataset) throw new JsonError(`No such dataset ${datasetId}`, 404)
if (dataset.isPrivate || dataset.nonRedistributable)
// Private dataset doesn't go in git repo
return removeDatasetFromGitRepo(
oldDatasetName || dataset.name,
dataset.namespace,
options
)
// Not doing bulk imports for now
if (dataset.namespace !== "owid") return
// Base repository directory for this dataspace
const repoDir = path.join(GIT_DATASETS_DIR, dataset.namespace)
if (!fs.existsSync(path.join(repoDir, ".git"))) {
await fs.mkdirp(repoDir)
await execFormatted(
`cd %s && git init && git config user.name %s && git config user.email %s`,
[repoDir, GIT_DEFAULT_USERNAME, GIT_DEFAULT_EMAIL]
)
}
// Output dataset to temporary directory
const tmpDatasetDir = path.join(TMP_DIR, dataset.filename)
await fs.mkdirp(tmpDatasetDir)
await Promise.all([
fs.writeFile(
path.join(tmpDatasetDir, `${dataset.filename}.csv`),
await dataset.toCSV()
),
fs.writeFile(
path.join(tmpDatasetDir, `datapackage.json`),
JSON.stringify(await dataset.toDatapackage(), null, 2)
),
fs.writeFile(
path.join(tmpDatasetDir, `README.md`),
await datasetToReadme(dataset)
),
])
const datasetsDir = path.join(repoDir, "datasets")
await fs.mkdirp(datasetsDir)
const finalDatasetDir = path.join(datasetsDir, dataset.filename)
const isNew = !fs.existsSync(finalDatasetDir)
await execFormatted(`cd %s && rm -rf %s && mv %s %s && git add -A %s`, [
repoDir,
finalDatasetDir,
tmpDatasetDir,
finalDatasetDir,
finalDatasetDir,
])
if (oldDatasetFilename && oldDatasetFilename !== dataset.filename) {
const oldDatasetDir = path.join(datasetsDir, oldDatasetFilename)
await execFormatted(`cd %s && rm -rf %s && git add -A %s`, [
repoDir,
oldDatasetDir,
oldDatasetDir,
])
}
const commitMsg = isNew
? `Adding ${dataset.filename}`
: `Updating ${dataset.filename}`
await execFormatted(
`cd %s && (git diff-index --quiet HEAD || (git commit -m %s --quiet --author="${
commitName || GIT_DEFAULT_USERNAME
} <${commitEmail || GIT_DEFAULT_EMAIL}>"${
commitOnly ? "" : " && git push))"
}`,
[repoDir, commitMsg]
)
}
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