litestore.nim
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import lib/x_sqlite3, lib/x_db_sqlite as db, strutils, os, oids, times, json, pegs, uri, strtabs, httpcore, cgi, base64 import lib/types, lib/logger, lib/utils, lib/core, lib/cli, lib/server export types, server from asyncdispatch import runForever {.compile: "vendor/sqlite/libsqlite3.c".} {.passC: "-DSQLITE_ENABLE_FTS3=1 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_JSON1".} proc setup*(open = true) = if not LS.file.fileExists: try: LOG.debug("Creating datastore: ", LS.file) LS.file.createDatastore() except: eWarn() fail(200, "Unable to create datastore '$1'" % [LS.file]) if (open): try: LS.store = LS.file.openDatastore() if LS.mount: try: LS.store.mountDir(LS.directory) except: eWarn() fail(202, "Unable to mount directory '$1'" % [LS.directory]) except: fail(201, "Unable to open datastore '$1'" % [LS.file]) when isMainModule: # Manage vacuum operation separately if LS.operation == opVacuum: setup(false) vacuum LS.file else: # Open Datastore setup(true) case LS.operation: of opRun: LS.serve runForever() of opImport: LS.store.importDir(LS.directory) of opExport: LS.store.exportDir(LS.directory) of opDelete: LS.store.deleteDir(LS.directory) of opOptimize: LS.store.optimize else: discard else: proc params*(query: string): StringTableRef = new(result) let pairs = query.split("&") for pair in pairs: let data = pair.split("=") result[data[0]] = data[1] proc query*(table: StringTableRef): string = var params = newSeq[string](0) for key, value in pairs(table): params.add("$1=$2" % @[key, value.encodeUrl]) return params.join("&") proc newLSRequest(meth: HttpMethod, resource, id, body = "", params = newStringTable(), headers = newHttpHeaders()): LSRequest = result.reqMethod = meth result.body = body result.headers = headers result.url = parseUri("$1://$2:$3/$4/$5?$6" % @["http", "localhost", "9500", resource, id, params.query()]) # Public API: Low-level proc getInfo*(): LSResponse = return LS.getInfo() proc getRawDocuments*(options = newQueryOptions()): LSResponse = return LS.getRawDocuments(options) proc getDocument*(id: string, options = newQueryOptions()): LSResponse = return LS.getDocument(id, options) proc getRawDocument*(id: string, options = newQueryOptions()): LSResponse = return LS.getRawDocument(id, options) proc deleteDocument*(id: string): LSResponse = return LS.deleteDocument(id) proc postDocument*(body, ct: string, folder=""): LSResponse = return LS.postDocument(body, ct, folder) proc putDocument*(id, body, ct: string): LSResponse = return LS.putDocument(id, body, ct) proc patchDocument*(id, body: string): LSResponse = return LS.patchDocument(id, body) # Public API: High-level proc get*(resource, id: string, params = newStringTable(), headers = newHttpHeaders()): LSResponse = return newLSRequest(HttpGet, resource, id, "", params, headers).get(LS, resource, id) proc post*(resource, id, body: string, headers = newHttpHeaders()): LSResponse = return newLSRequest(HttpPost, resource, id, body, newStringTable(), headers).post(LS, resource, id) proc put*(resource, id, body: string, headers = newHttpHeaders()): LSResponse = return newLSRequest(HttpPut, resource, id, body, newStringTable(), headers).put(LS, resource, id) proc patch*(resource, id, body: string, headers = newHttpHeaders()): LSResponse = return newLSRequest(HttpPatch, resource, id, body, newStringTable(), headers).patch(LS, resource, id) proc delete*(resource, id: string, headers = newHttpHeaders()): LSResponse = return newLSRequest(HttpPatch, resource, id, "", newStringTable(), headers).delete(LS, resource, id) proc head*(resource, id: string, headers = newHttpHeaders()): LSResponse = return newLSRequest(HttpHead, resource, id, "", newStringTable(), headers).head(LS, resource, id) proc options*(resource, id: string, headers = newHttpHeaders()): LSResponse = return newLSRequest(HttpOptions, resource, id, "", newStringTable(), headers).options(LS, resource, id) |