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misc.clj
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misc.clj
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(ns ipfs-api.misc
(:require [ipfs-api.utils :as utils]
[clojure.edn :as edn]
[clj-http.client :as http]
[cheshire.core :refer [parse-string]]
[clojure.java.io :refer [file]]
[clojure.string :refer [split-lines join replace]])
(:refer-clojure :exclude [cat replace]))
(defn version [conn]
(utils/api-call conn "version"))
(defn id [conn]
(utils/api-call conn "id"))
(defn directory? [object]
(= (:data object) "\u0008\u0001"))
(defn index-file? [file]
(= (:name file) "index.html"))
(defn find-first
[f coll]
(first (filter f coll)))
;; Part of IPFS Gateway
(defn get-index-file [object]
(let [found-file (find-first index-file? (:links object))]
(when-not (nil? found-file)
(:hash found-file))))
(comment
(cat "/ip4/127.0.0.1/tcp/5001" "QmcaeB6iZGzGjhcTEiq5DSpSmxaFNvyY8dda47RhHtBkaz")
)
(defn object-get
[conn multihash]
(utils/api-call conn (str "object/get?arg=" multihash)))
(defn add-str [conn content]
(let [multipart-v [{:name "none" :content content}]
opts {:as :json :multipart multipart-v}]
(:Hash (utils/api-call http/post conn "add" opts))))
(defn add-file [conn file]
(let [multipart-v [{:name "none" :content file}]
opts {:as :json :multipart multipart-v}]
(:Hash (utils/api-call http/post conn "add" opts))))
(comment
(add-file "/ip4/127.0.0.1/tcp/5001" (java.io.File. "test/fixtures/big.file"))
(add-directory "/ip4/127.0.0.1/tcp/5001" "test/fixtures")
)
(defn add-edn [conn structure]
(add-str conn (prn-str structure)))
;; Helpers for `add-directory`
(defn starts-with-dot? "" [file] (= \. (first (.getName ^java.io.File file))))
(defn is-dir? "" [file] (.isDirectory ^java.io.File file))
(defn hide-dotfiles "" [files] (remove starts-with-dot? files))
(defn hide-dirs "" [files] (remove is-dir? files))
(defn hide-dotfiles-from-files-map [files]
(remove #(= \. (first (:name %))) files))
(defn get-files "" [dir] (hide-dirs (file-seq (file dir))))
(comment
(add-directory "/ip4/127.0.0.1/tcp/5001" "test/fixtures/dir")
(add-directory "/ip4/127.0.0.1/tcp/5001" "test/fixtures/nested-dir")
(clojure.pprint/pprint (get-files "test/fixtures/nested-dir"))
(let [dir "test/fixtures/dir"
multipart (files-to-multipart dir (get-files dir))]
(add-multipart "/ip4/127.0.0.1/tcp/5001" multipart true))
)
(def wrap-args "wrap-with-directory&progress=true&recursive=true&stream-channels=true")
(defn add-multipart
([conn multipart]
(add-multipart conn multipart false))
([conn multipart wrap?]
(if wrap?
(utils/api-call http/post conn (str "add?" wrap-args) multipart)
(utils/api-call http/post conn "add" multipart))))
(defn ndjson-str-to-map
[string]
(mapv parse-string (split-lines string)))
(defn get-hash-of-last
[m]
(get-in (last m) ["Hash"]))
(defn to-local-filename
[dir file]
(let [filename (.getPath ^java.io.File file)]
(join "" (rest (replace filename dir "")))))
(comment
(map #(to-local-filename "test/fixtures/nested-dir" %)
(get-files "test/fixtures/nested-dir"))
(join "" (rest "/dir-a/file-b"))
)
(defn files-to-multipart
[dir files]
{:multipart
(let [files (mapv #(into {} {:name (to-local-filename dir %)
:encoding "UTF-8"
:mime-type "file-body"
:content %}) files)]
(hide-dotfiles-from-files-map files))})
(defn add-directory [conn directory]
(let [files (get-files directory)]
(get-hash-of-last
(ndjson-str-to-map
(add-multipart conn (files-to-multipart directory files) true)))))
(defn cat
[conn multihash]
(let [path (format
"cat?arg=%s"
multihash)]
(utils/api-call conn path {})))
(defn cat->byte-array
[conn multihash]
(let [path (format
"cat?arg=%s&encoding=json&stream-channels=true"
multihash)]
(utils/api-call conn path {:as :byte-array})))
(defn cat-edn
[conn multihash]
(edn/read-string (cat conn multihash)))
(comment
(version "/ip4/127.0.0.1/tcp/5001")
(add "/ip4/127.0.0.1/tcp/5001" "hello world")
(cat "/ip4/127.0.0.1/tcp/5001" "QmWkekotdAk14KMSv3v9dpgQeb3cpDWVDVErpArT1jCbjK")
(cat "/ip4/127.0.0.1/tcp/5001" "/ipfs/QmaunpKHv4s1HiJToYrUHRD77pB2gHrVmDPwqndYbwmgoe/fonts/Roboto-Black.ttf")
)