70 lines
2.6 KiB
Clojure
70 lines
2.6 KiB
Clojure
(ns bookmarklet
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(:require [reagent.core :as r]
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[reagent.dom :as rdom]))
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(defn append-tag [tag {:keys [body onload onerror] :as attributes}]
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(str "var s=document.createElement('" (name tag) "');"
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(clojure.string/join ";" (map (fn [[k v]] (str "s.setAttribute('" (name k) "','" (name v) "')")) (dissoc attributes :body :onload :onerror)))
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(when body
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(str ";s.innerText=" body))
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(when onload
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(str ";s.onload=" onload))
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(when onerror
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(str ";s.onerror=" onerror))
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";document.body.appendChild(s);"))
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(defn append-script-tag [url]
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(append-tag :script {:type "application/javascript" :src url}))
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(defn bookmarklet-href [code]
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(str "javascript:(function(){"
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"var runCode = function() {
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try {
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scittle.core.eval_string('" code "')
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} catch (error) {
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console.log('Error in code', error);
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alert('Error running code, see console')
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}
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};"
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"if(typeof scittle === 'undefined'){"
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(append-tag :script {:src "https://borkdude.github.io/scittle/js/scittle.js"
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:onerror "function(){alert('Error loading ' + this.src)}"
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:onload (str "runCode")
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})
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"} else {
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runCode() }"
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"})();"))
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(defn workspace []
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(let [value (str "; This is the code of your bookmarklet\n"
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(pr-str '(js/alert "Hello")))
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*code (r/atom value)
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bookmark-name "Bookmark"
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*bookmark-name (r/atom bookmark-name)]
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[:div
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[:input {:type "text"
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:placeholder bookmark-name
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:on-change (fn [e]
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(let [v (.. e -target -value)]
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(reset! *bookmark-name
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(if (clojure.string/blank? v)
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bookmark-name
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v))))}]
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[:br]
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[:textarea {:rows 10 :cols 80
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:on-change (fn [e] (reset! *code (.. e -target -value)))}
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value]
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[:br]
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[:br]
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"Click the link below"[:br]
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"or"[:br]
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"Drag the link to the bookmarks bar" [:br]
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[(fn []
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(let [sanitized (->> (clojure.string/split-lines @*code) (remove #(re-find #"\s*;"%)) (clojure.string/join "\n"))]
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(js/console.log "Loaded", sanitized)
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[(fn [] [:a {:href (bookmarklet-href sanitized)} @*bookmark-name])]
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)) *code]]))
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(rdom/render [workspace] (.getElementById js/document "app")) |