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Diffstat (limited to 'data/extensions/html5-video-everywhere@lejenome.me/data/common.js')
| -rw-r--r-- | data/extensions/html5-video-everywhere@lejenome.me/data/common.js | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/data/extensions/html5-video-everywhere@lejenome.me/data/common.js b/data/extensions/html5-video-everywhere@lejenome.me/data/common.js new file mode 100644 index 0000000..4686831 --- /dev/null +++ b/data/extensions/html5-video-everywhere@lejenome.me/data/common.js @@ -0,0 +1,109 @@ +/* global OPTIONS:true, onPrefChange:true, LANGS:true */ +/* global createNode:true, asyncGet:true, onReady:true, logify:true */ +/* global preLoad:true, autoPlay:true, HANDLE_VOL_PREF_CHANGE:true */ +/* global rmChildren:true, Qlt:true, Cdc:true, chgPref:true, isLoop:true */ +/* global setClipboard:true */ +// the following jshint global rule is only because jshint support for ES6 arrow +// functions is limited +/* global wrapper:true, args:true, auto:true, lp:true */ +"use strict"; + +//This Addons Preferences +var OPTIONS, init; +// push your prefernces change listner function to this table, yah the old way +const onPrefChange = []; +const Cdc = ["webm", "mp4"]; +const Qlt = ["higher", "high", "medium", "low"]; +const LANGS = ["af", "ar", "bn", "de", "en", "es", "fi", "fr", "hi", "id", "is", "it", "ja", "ko", "pt", "ru", "tu", "zh"]; +// set it to false if the module uses custom listener +var HANDLE_VOL_PREF_CHANGE = true; +self.port.on("preferences", function(prefs) { + OPTIONS = prefs; + if (init) + init(); + onPrefChange.forEach(f => f()); +}); + +self.port.on("prefChanged", function(pref) { + OPTIONS[pref.name] = pref.value; + if (pref.name === "volume" && HANDLE_VOL_PREF_CHANGE === true) + Array.forEach(document.getElementsByTagName("video"), el => { + el.volume = OPTIONS.volume / 100; + }); + onPrefChange.forEach(f => f(pref.name)); +}); +const chgPref = (name, val) => { + self.port.emit("prefChang", { + name: name, + val: val + }); +}; +const setClipboard = (text) => + self.port.emit("setClipboard", text); +const createNode = (type, prprt, style, data) => { + //logify("createNode", type, prprt); + var node = document.createElement(type); + if (prprt) + Object.keys(prprt).forEach(p => node[p] = prprt[p]); + if (style) + Object.keys(style).forEach(s => node.style[s] = style[s]); + if (data) + Object.keys(data).forEach(d => node.dataset[d] = data[d]); + return node; +}; + +const asyncGet = (url, headers, mimetype) => { + logify("asyncGet", url); + return new Promise(function(resolve, reject) { + var xhr = new XMLHttpRequest(); + xhr.open("GET", url, true); + if (headers) + Object.keys(headers).forEach(h => xhr.setRequestHeader(h, headers[h])); + if (mimetype && xhr.overrideMimeType) + xhr.overrideMimeType(mimetype); + xhr.onload = function() { + if (this.status !== 200) { + reject(this.status); + logify("Error on asyncGet", url, headers, this.status); + return; + } + resolve(this.responseText); + }; + xhr.onerror = function() { + reject(); + }; + xhr.send(); + }); +}; + +const logify = (...args) => { + args = args.map(s => JSON.stringify(s, null, 2)); + args.unshift("[DRIVER]"); + dump(args.join(" ") + "\n"); +}; + +const onReady = f => { + if (document.readyState !== "loading") { + if (OPTIONS) + f(); + else + init = f; + } else { + document.addEventListener("DOMContentLoaded", () => { + if (OPTIONS) + f(); + else + init = f; + }); + } +}; +const autoPlay = (auto = false) => ((OPTIONS.autoplay === 1 || auto === true) && + OPTIONS.autoplay !== 0); +const preLoad = (auto = false) => ((OPTIONS.preload === 1 || auto === true) && + OPTIONS.preload !== 0) ? "auto" : "metadata"; +const isLoop = (lp = false) => ((OPTIONS.loop === 1 || lp) && OPTIONS.loop !== 0); + +const rmChildren = (prnt) => { + while (prnt && prnt.firstChild) + prnt.removeChild(prnt.firstChild); +};
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