68 lines
2.3 KiB
Clojure
68 lines
2.3 KiB
Clojure
(ns cryogen-core.io
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(:require [clojure.java.io :as io]
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[me.raynes.fs :as fs]))
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(def public "resources/public")
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(defn re-filter [bool-fn re & other-res]
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(let [res (conj other-res re)]
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(reify java.io.FilenameFilter
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(accept [this _ name]
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(bool-fn (some #(re-find % name) res))))))
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(def match-re-filter (partial re-filter some?))
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(def reject-re-filter (partial re-filter nil?))
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(defn get-resource [resource]
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(-> resource io/resource io/file))
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(defn ignore [ignored-files]
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(fn [file]
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(let [name (.getName file)
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matches (map #(re-find % name) ignored-files)]
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(not (some seq matches)))))
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(defn find-assets
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"Find all assets in the given root directory (f) and the given file
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extension (ext) ignoring any files that match the given (ignored-files).
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First make sure that the root directory exists, if yes: process as normal;
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if no, return empty vector."
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[f ext ignored-files]
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(if-let [root (get-resource f)]
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(->> (get-resource f)
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file-seq
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(filter (ignore ignored-files))
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(filter (fn [file] (-> file .getName (.endsWith ext)))))
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[]))
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(defn create-folder [folder]
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(let [loc (io/file (str public folder))]
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(when-not (.exists loc)
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(.mkdirs loc))))
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(defn wipe-public-folder [keep-files]
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(let [filenamefilter (reify java.io.FilenameFilter (accept [this _ filename] (not (some #{filename} keep-files))))]
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(doseq [path (.listFiles (io/file public) filenamefilter)]
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(fs/delete-dir path))))
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(defn copy-dir [src target ignored-files]
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(fs/mkdirs target)
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(let [filename-filter (apply reject-re-filter ignored-files)
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files (.listFiles (io/file src) filename-filter)]
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(doseq [f files]
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(let [out (io/file target (.getName f))]
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(if (.isDirectory f)
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(copy-dir f out ignored-files)
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(io/copy f out))))))
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(defn copy-resources [{:keys [blog-prefix resources ignored-files]}]
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(doseq [resource resources]
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(let [src (str "resources/templates/" resource)
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target (str public blog-prefix "/" (fs/base-name resource))]
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(cond
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(not (.exists (io/file src)))
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(throw (IllegalArgumentException. (str "resource " src " not found")))
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(.isDirectory (io/file src))
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(copy-dir src target ignored-files)
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:else
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(fs/copy src target)))))
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