Merge pull request #12530 from calixteman/js_utils
JS -- Add 'util' object
This commit is contained in:
Brendan Dahl
GitHub
commit
018fd43096
@ -1273,7 +1273,7 @@ function buildLib(defines, dir) {
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return merge([
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gulp.src(
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[
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"src/{core,display,shared}/*.js",
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"src/{core,display,scripting_api,shared}/*.js",
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"!src/shared/{cffStandardStrings,fonts_utils}.js",
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"src/{pdf,pdf.worker}.js",
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],
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@ -20,11 +20,562 @@ class Util extends PDFObject {
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super(data);
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this._crackURL = data.crackURL;
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this._scandCache = new Map();
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this._months = [
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"January",
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"February",
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"March",
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"April",
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"May",
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"June",
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"July",
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"August",
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"September",
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"October",
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"November",
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"December",
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];
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this._days = [
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"Sunday",
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"Monday",
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"Tuesday",
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"Wednesday",
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"Thursday",
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"Friday",
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"Saturday",
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];
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this.MILLISECONDS_IN_DAY = 86400000;
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this.MILLISECONDS_IN_WEEK = 604800000;
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}
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crackURL(cURL) {
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return this._crackURL(cURL);
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}
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printf(...args) {
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if (args.length === 0) {
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throw new Error("Invalid number of params in printf");
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}
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if (typeof args[0] !== "string") {
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throw new TypeError("First argument of printf must be a string");
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}
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const pattern = /%(,[0-4])?([\+ 0#]+)?([0-9]+)?(\.[0-9]+)?(.)/g;
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const PLUS = 1;
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const SPACE = 2;
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const ZERO = 4;
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const HASH = 8;
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let i = 0;
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return args[0].replace(pattern, function (
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match,
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nDecSep,
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cFlags,
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nWidth,
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nPrecision,
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cConvChar
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) {
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// cConvChar must be one of d, f, s, x
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if (
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cConvChar !== "d" &&
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cConvChar !== "f" &&
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cConvChar !== "s" &&
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cConvChar !== "x"
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) {
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const buf = ["%"];
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for (const str of [nDecSep, cFlags, nWidth, nPrecision, cConvChar]) {
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if (str) {
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buf.push(str);
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}
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}
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return buf.join("");
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}
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i++;
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if (i === args.length) {
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throw new Error("Not enough arguments in printf");
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}
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const arg = args[i];
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if (cConvChar === "s") {
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return arg.toString();
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}
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let flags = 0;
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if (cFlags) {
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for (const flag of cFlags) {
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switch (flag) {
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case "+":
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flags |= PLUS;
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break;
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case " ":
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flags |= SPACE;
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break;
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case "0":
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flags |= ZERO;
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break;
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case "#":
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flags |= HASH;
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break;
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}
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}
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}
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cFlags = flags;
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if (nWidth) {
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nWidth = parseInt(nWidth);
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}
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let intPart = Math.trunc(arg);
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if (cConvChar === "x") {
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let hex = Math.abs(intPart).toString(16).toUpperCase();
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if (nWidth !== undefined) {
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hex = hex.padStart(nWidth, cFlags & ZERO ? "0" : " ");
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}
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if (cFlags & HASH) {
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hex = `0x${hex}`;
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}
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return hex;
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}
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if (nPrecision) {
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nPrecision = parseInt(nPrecision.substring(1));
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}
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nDecSep = nDecSep ? nDecSep.substring(1) : "0";
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const separators = {
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0: [",", "."],
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1: ["", "."],
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2: [".", ","],
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3: ["", ","],
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4: ["'", "."],
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};
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const [thousandSep, decimalSep] = separators[nDecSep];
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let decPart = "";
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if (cConvChar === "f") {
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if (nPrecision !== undefined) {
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decPart = (arg - intPart).toFixed(nPrecision);
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} else {
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decPart = (arg - intPart).toString();
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}
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if (decPart.length > 2) {
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decPart = `${decimalSep}${decPart.substring(2)}`;
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} else if (cFlags & HASH) {
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decPart = ".";
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} else {
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decPart = "";
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}
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}
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let sign = "";
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if (intPart < 0) {
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sign = "-";
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intPart = -intPart;
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} else if (cFlags & PLUS) {
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sign = "+";
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} else if (cFlags & SPACE) {
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sign = " ";
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}
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if (thousandSep && intPart >= 1000) {
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const buf = [];
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while (true) {
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buf.push((intPart % 1000).toString().padStart(3, "0"));
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intPart = Math.trunc(intPart / 1000);
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if (intPart < 1000) {
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buf.push(intPart.toString());
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break;
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}
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}
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intPart = buf.reverse().join(thousandSep);
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} else {
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intPart = intPart.toString();
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}
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let n = `${intPart}${decPart}`;
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if (nWidth !== undefined) {
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n = n.padStart(nWidth - sign.length, cFlags & ZERO ? "0" : " ");
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}
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return `${sign}${n}`;
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});
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}
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iconStreamFromIcon() {
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/* Not implemented */
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}
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printd(cFormat, oDate) {
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switch (cFormat) {
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case 0:
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return this.printd("D:yyyymmddHHMMss", oDate);
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case 1:
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return this.printd("yyyy.mm.dd HH:MM:ss", oDate);
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case 2:
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return this.printd("m/d/yy h:MM:ss tt", oDate);
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}
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const handlers = {
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mmmm: data => {
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return this._months[data.month];
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},
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mmm: data => {
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return this._months[data.month].substring(0, 3);
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},
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mm: data => {
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return (data.month + 1).toString().padStart(2, "0");
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},
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m: data => {
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return (data.month + 1).toString();
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},
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dddd: data => {
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return this._days[data.dayOfWeek];
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},
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ddd: data => {
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return this._days[data.dayOfWeek].substring(0, 3);
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},
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dd: data => {
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return data.day.toString().padStart(2, "0");
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},
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d: data => {
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return data.day.toString();
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},
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yyyy: data => {
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return data.year.toString();
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},
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yy: data => {
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return (data.year % 100).toString().padStart(2, "0");
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},
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HH: data => {
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return data.hours.toString().padStart(2, "0");
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},
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H: data => {
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return data.hours.toString();
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},
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hh: data => {
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return (1 + ((data.hours + 11) % 12)).toString().padStart(2, "0");
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},
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h: data => {
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return (1 + ((data.hours + 11) % 12)).toString();
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},
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MM: data => {
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return data.minutes.toString().padStart(2, "0");
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},
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M: data => {
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return data.minutes.toString();
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},
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ss: data => {
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return data.seconds.toString().padStart(2, "0");
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},
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s: data => {
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return data.seconds.toString();
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},
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tt: data => {
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return data.hours < 12 ? "am" : "pm";
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},
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t: data => {
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return data.hours < 12 ? "a" : "p";
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},
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};
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const data = {
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year: oDate.getFullYear(),
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month: oDate.getMonth(),
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day: oDate.getDate(),
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dayOfWeek: oDate.getDay(),
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hours: oDate.getHours(),
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minutes: oDate.getMinutes(),
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seconds: oDate.getSeconds(),
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};
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const patterns = /(mmmm|mmm|mm|m|dddd|ddd|dd|d|yyyy|yy|HH|H|hh|h|MM|M|ss|s|tt|t|\\.)/g;
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return cFormat.replace(patterns, function (match, pattern) {
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if (pattern in handlers) {
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return handlers[pattern](data);
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}
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return pattern.charCodeAt(1);
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});
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}
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printx(cFormat, cSource) {
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// case
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const handlers = [x => x, x => x.toUpperCase(), x => x.toLowerCase()];
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const buf = [];
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let i = 0;
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const ii = cSource.length;
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let currCase = handlers[0];
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let escaped = false;
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for (const command of cFormat) {
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if (escaped) {
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buf.push(command);
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escaped = false;
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continue;
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}
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if (i >= ii) {
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break;
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}
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switch (command) {
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case "?":
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buf.push(currCase(cSource.charAt(i++)));
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break;
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case "X":
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while (i < ii) {
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const char = cSource.charAt(i++);
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if (
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("a" <= char && char <= "z") ||
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("A" <= char && char <= "Z") ||
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("0" <= char && char <= "9")
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) {
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buf.push(currCase(char));
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break;
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}
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}
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break;
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case "A":
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while (i < ii) {
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const char = cSource.charAt(i++);
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if (("a" <= char && char <= "z") || ("A" <= char && char <= "Z")) {
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buf.push(currCase(char));
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break;
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}
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}
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break;
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case "9":
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while (i < ii) {
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const char = cSource.charAt(i++);
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if ("0" <= char && char <= "9") {
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buf.push(char);
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break;
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}
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}
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break;
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case "*":
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while (i < ii) {
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buf.push(currCase(cSource.charAt(i++)));
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}
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break;
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case "\\":
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escaped = true;
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break;
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case ">":
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currCase = handlers[1];
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break;
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case "<":
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currCase = handlers[2];
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break;
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case "=":
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currCase = handlers[0];
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break;
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default:
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buf.push(command);
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}
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}
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return buf.join("");
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}
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scand(cFormat, cDate) {
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switch (cFormat) {
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case 0:
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return this.scand("D:yyyymmddHHMMss", cDate);
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case 1:
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return this.scand("yyyy.mm.dd HH:MM:ss", cDate);
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case 2:
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return this.scand("m/d/yy h:MM:ss tt", cDate);
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}
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if (!this._scandCache.has(cFormat)) {
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const months = this._months;
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const days = this._days;
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const handlers = {
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mmmm: {
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pattern: `(${months.join("|")})`,
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action: (value, data) => {
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data.month = months.indexOf(value);
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},
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},
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mmm: {
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pattern: `(${months.map(month => month.substring(0, 3)).join("|")})`,
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action: (value, data) => {
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data.month = months.findIndex(
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month => month.substring(0, 3) === value
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);
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},
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},
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mm: {
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pattern: `([0-9]{2})`,
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action: (value, data) => {
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data.month = parseInt(value) - 1;
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},
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},
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m: {
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pattern: `([0-9]{1,2})`,
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action: (value, data) => {
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data.month = parseInt(value) - 1;
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},
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},
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dddd: {
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pattern: `(${days.join("|")})`,
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action: (value, data) => {
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data.day = days.indexOf(value);
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},
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},
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ddd: {
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pattern: `(${days.map(day => day.substring(0, 3)).join("|")})`,
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action: (value, data) => {
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data.day = days.findIndex(day => day.substring(0, 3) === value);
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},
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},
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dd: {
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pattern: "([0-9]{2})",
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action: (value, data) => {
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data.day = parseInt(value);
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},
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},
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d: {
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pattern: "([0-9]{1,2})",
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action: (value, data) => {
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data.day = parseInt(value);
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},
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},
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yyyy: {
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pattern: "([0-9]{4})",
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action: (value, data) => {
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data.year = parseInt(value);
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},
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},
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yy: {
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pattern: "([0-9]{2})",
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action: (value, data) => {
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data.year = 2000 + parseInt(value);
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},
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},
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HH: {
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pattern: "([0-9]{2})",
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action: (value, data) => {
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data.hours = parseInt(value);
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},
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},
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H: {
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pattern: "([0-9]{1,2})",
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action: (value, data) => {
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data.hours = parseInt(value);
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},
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},
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hh: {
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pattern: "([0-9]{2})",
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action: (value, data) => {
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data.hours = parseInt(value);
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},
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},
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h: {
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pattern: "([0-9]{1,2})",
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action: (value, data) => {
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data.hours = parseInt(value);
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},
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},
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MM: {
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pattern: "([0-9]{2})",
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action: (value, data) => {
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data.minutes = parseInt(value);
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},
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},
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M: {
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pattern: "([0-9]{1,2})",
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action: (value, data) => {
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data.minutes = parseInt(value);
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},
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},
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ss: {
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pattern: "([0-9]{2})",
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action: (value, data) => {
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data.seconds = parseInt(value);
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},
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},
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s: {
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pattern: "([0-9]{1,2})",
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action: (value, data) => {
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data.seconds = parseInt(value);
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},
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},
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tt: {
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pattern: "([aApP][mM])",
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action: (value, data) => {
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const char = value.charAt(0);
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data.am = char === "a" || char === "A";
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},
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},
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t: {
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pattern: "([aApP])",
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action: (value, data) => {
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data.am = value === "a" || value === "A";
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},
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},
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};
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// escape the string
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const escapedFormat = cFormat.replace(/[.*+\-?^${}()|[\]\\]/g, "\\$&");
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const patterns = /(mmmm|mmm|mm|m|dddd|ddd|dd|d|yyyy|yy|HH|H|hh|h|MM|M|ss|s|tt|t)/g;
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const actions = [];
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const re = escapedFormat.replace(patterns, function (
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match,
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patternElement
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) {
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const { pattern, action } = handlers[patternElement];
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actions.push(action);
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return pattern;
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});
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this._scandCache.set(cFormat, [new RegExp(re, "g"), actions]);
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}
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const [regexForFormat, actions] = this._scandCache.get(cFormat);
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const matches = regexForFormat.exec(cDate);
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if (matches.length !== actions.length + 1) {
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throw new Error("Invalid date in util.scand");
|
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}
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const data = {
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year: 0,
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month: 0,
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day: 0,
|
||||
hours: 0,
|
||||
minutes: 0,
|
||||
seconds: 0,
|
||||
am: null,
|
||||
};
|
||||
actions.forEach((action, i) => action(matches[i + 1], data));
|
||||
if (data.am !== null) {
|
||||
data.hours = (data.hours % 12) + (data.am ? 0 : 12);
|
||||
}
|
||||
|
||||
return new Date(
|
||||
data.year,
|
||||
data.month,
|
||||
data.day,
|
||||
data.hours,
|
||||
data.minutes,
|
||||
data.seconds
|
||||
);
|
||||
}
|
||||
|
||||
spansToXML() {
|
||||
/* Not implemented */
|
||||
}
|
||||
|
||||
stringFromStream() {
|
||||
/* Not implemented */
|
||||
}
|
||||
|
||||
xmlToSpans() {
|
||||
/* Not implemented */
|
||||
}
|
||||
}
|
||||
|
||||
export { Util };
|
||||
|
||||
@ -32,6 +32,7 @@
|
||||
"pdf_find_utils_spec.js",
|
||||
"pdf_history_spec.js",
|
||||
"primitives_spec.js",
|
||||
"scripting_spec.js",
|
||||
"stream_spec.js",
|
||||
"type1_parser_spec.js",
|
||||
"ui_utils_spec.js",
|
||||
|
||||
@ -77,6 +77,7 @@ async function initializePDFJS(callback) {
|
||||
"pdfjs-test/unit/pdf_find_utils_spec.js",
|
||||
"pdfjs-test/unit/pdf_history_spec.js",
|
||||
"pdfjs-test/unit/primitives_spec.js",
|
||||
"pdfjs-test/unit/scripting_spec.js",
|
||||
"pdfjs-test/unit/stream_spec.js",
|
||||
"pdfjs-test/unit/type1_parser_spec.js",
|
||||
"pdfjs-test/unit/ui_utils_spec.js",
|
||||
|
||||
98
test/unit/scripting_spec.js
Normal file
98
test/unit/scripting_spec.js
Normal file
@ -0,0 +1,98 @@
|
||||
/* Copyright 2020 Mozilla Foundation
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
import { initSandbox } from "../../src/scripting_api/initialization.js";
|
||||
|
||||
describe("Util", function () {
|
||||
let sandbox, util;
|
||||
|
||||
beforeAll(function (done) {
|
||||
sandbox = Object.create(null);
|
||||
const extra = { send: null, crackURL: null };
|
||||
const data = { objects: {}, calculationOrder: [] };
|
||||
initSandbox(data, extra, sandbox);
|
||||
util = sandbox.util;
|
||||
done();
|
||||
});
|
||||
|
||||
afterAll(function () {
|
||||
sandbox = util = null;
|
||||
});
|
||||
|
||||
describe("printd", function () {
|
||||
it("should print a date according to a format", function (done) {
|
||||
const date = new Date("April 15, 1707 3:14:15");
|
||||
expect(util.printd(0, date)).toEqual("D:17070415031415");
|
||||
expect(util.printd(1, date)).toEqual("1707.04.15 03:14:15");
|
||||
expect(util.printd(2, date)).toEqual("4/15/07 3:14:15 am");
|
||||
expect(util.printd("mmmm mmm mm m", date)).toEqual("April Apr 04 4");
|
||||
expect(util.printd("dddd ddd dd d", date)).toEqual("Friday Fri 15 15");
|
||||
done();
|
||||
});
|
||||
});
|
||||
|
||||
describe("scand", function () {
|
||||
it("should parse a date according to a format", function (done) {
|
||||
const date = new Date("April 15, 1707 3:14:15");
|
||||
expect(util.scand(0, "D:17070415031415")).toEqual(date);
|
||||
expect(util.scand(1, "1707.04.15 03:14:15")).toEqual(date);
|
||||
expect(util.scand(2, "4/15/07 3:14:15 am")).toEqual(
|
||||
new Date("April 15, 2007 3:14:15")
|
||||
);
|
||||
done();
|
||||
});
|
||||
});
|
||||
|
||||
describe("printf", function () {
|
||||
it("should print some data according to a format", function (done) {
|
||||
expect(util.printf("Integer numbers: %d, %d,...", 1.234, 56.789)).toEqual(
|
||||
"Integer numbers: 1, 56,..."
|
||||
);
|
||||
expect(util.printf("Hex numbers: %x, %x,...", 1234, 56789)).toEqual(
|
||||
"Hex numbers: 4D2, DDD5,..."
|
||||
);
|
||||
expect(
|
||||
util.printf("Hex numbers with 0x: %#x, %#x,...", 1234, 56789)
|
||||
).toEqual("Hex numbers with 0x: 0x4D2, 0xDDD5,...");
|
||||
expect(util.printf("Decimal number: %,0+.3f", 1234567.89123)).toEqual(
|
||||
"Decimal number: +1,234,567.891"
|
||||
);
|
||||
expect(util.printf("Decimal number: %,0+8.3f", 1.234567)).toEqual(
|
||||
"Decimal number: + 1.235"
|
||||
);
|
||||
done();
|
||||
});
|
||||
|
||||
it("should print a string with no argument", function (done) {
|
||||
expect(util.printf("hello world")).toEqual("hello world");
|
||||
done();
|
||||
});
|
||||
|
||||
it("should print a string with a percent", function (done) {
|
||||
expect(util.printf("%%s")).toEqual("%%s");
|
||||
expect(util.printf("%%s", "hello")).toEqual("%%s");
|
||||
done();
|
||||
});
|
||||
});
|
||||
|
||||
describe("printx", function () {
|
||||
it("should print some data according to a format", function (done) {
|
||||
expect(util.printx("9 (999) 999-9999", "aaa14159697489zzz")).toEqual(
|
||||
"1 (415) 969-7489"
|
||||
);
|
||||
done();
|
||||
});
|
||||
});
|
||||
});
|
||||
Loading…
Reference in New Issue
Block a user