Add FZ_ENABLE_JS configuration define.

1 files changed, 874 insertions, 0 deletions

diff --git a/source/pdf/pdf-js-util.js b/source/pdf/pdf-js-util.js
new file mode 100644
index 00000000..299f80ac
--- /dev/null
+++ b/source/pdf/pdf-js-util.js
@@ -0,0 +1,874 @@
+var MuPDF = {
+	monthName: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
+	shortMonthName: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],
+	monthPattern: /Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec/,
+	dayName: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
+
+	padZeros: function(num, places) {
+		var s = String(num)
+		while (s.length < places)
+			s = '0' + s
+		return s;
+	},
+
+	convertCase: function(str, cmd) {
+		switch (cmd) {
+			case '>': return str.toUpperCase();
+			case '<': return str.toLowerCase();
+			default: return str;
+		}
+	},
+};
+
+/* display must be kept in sync with an enum in pdf_form.c */
+var display = {
+	visible: 0,
+	hidden: 1,
+	noPrint: 2,
+	noView: 3,
+};
+
+var border = {
+	s: "Solid",
+	d: "Dashed",
+	b: "Beveled",
+	i: "Inset",
+	u: "Underline",
+};
+
+var color = {
+	transparent: [ "T" ],
+	black: [ "G", 0 ],
+	white: [ "G", 1 ],
+	red: [ "RGB", 1,0,0 ],
+	green: [ "RGB", 0,1,0 ],
+	blue: [ "RGB", 0,0,1 ],
+	cyan: [ "CMYK", 1,0,0,0 ],
+	magenta: [ "CMYK", 0,1,0,0 ],
+	yellow: [ "CMYK", 0,0,1,0 ],
+	dkGray: [ "G", 0.25 ],
+	gray: [ "G", 0.5 ],
+	ltGray: [ "G", 0.75 ],
+};
+
+var util = {};
+
+util.printd = function(fmt, d)
+{
+	var regexp = /(m+|d+|y+|H+|h+|M+|s+|t+|[^mdyHhMst]+)/g;
+	var res = '';
+	var i;
+
+	if (!d)
+		return null;
+
+	var tokens = fmt.match(regexp);
+	var length = tokens ? tokens.length : 0;
+
+	for (i = 0; i < length; i++)
+	{
+		switch(tokens[i])
+		{
+			case 'mmmm': res += MuPDF.monthName[d.getMonth()]; break;
+			case 'mmm': res += MuPDF.monthName[d.getMonth()].substring(0,3); break;
+			case 'mm': res += MuPDF.padZeros(d.getMonth()+1, 2); break;
+			case 'm': res += d.getMonth()+1; break;
+			case 'dddd': res += MuPDF.dayName[d.getDay()]; break;
+			case 'ddd': res += MuPDF.dayName[d.getDay()].substring(0,3); break;
+			case 'dd': res += MuPDF.padZeros(d.getDate(), 2); break;
+			case 'd': res += d.getDate(); break;
+			case 'yyyy': res += d.getFullYear(); break;
+			case 'yy': res += d.getFullYear()%100; break;
+			case 'HH': res += MuPDF.padZeros(d.getHours(), 2); break;
+			case 'H': res += d.getHours(); break;
+			case 'hh': res += MuPDF.padZeros((d.getHours()+11)%12+1, 2); break;
+			case 'h': res += (d.getHours()+11)%12+1; break;
+			case 'MM': res += MuPDF.padZeros(d.getMinutes(), 2); break;
+			case 'M': res += d.getMinutes(); break;
+			case 'ss': res += MuPDF.padZeros(d.getSeconds(), 2); break;
+			case 's': res += d.getSeconds(); break;
+			case 'tt': res += d.getHours() < 12 ? 'am' : 'pm'; break;
+			case 't': res += d.getHours() < 12 ? 'a' : 'p'; break;
+			default: res += tokens[i];
+		}
+	}
+
+	return res;
+}
+
+util.printx = function(fmt, val)
+{
+	var cs = '=';
+	var res = '';
+	var i = 0;
+	var m;
+	var length = fmt ? fmt.length : 0;
+
+	while (i < length)
+	{
+		switch (fmt.charAt(i))
+		{
+			case '\\':
+				i++;
+				if (i >= length) return res;
+				res += fmt.charAt(i);
+				break;
+
+			case 'X':
+				m = val.match(/\w/);
+				if (!m) return res;
+				res += MuPDF.convertCase(m[0],cs);
+				val = val.replace(/^\W*\w/,'');
+				break;
+
+			case 'A':
+				m = val.match(/[A-Za-z]/);
+				if (!m) return res;
+				res += MuPDF.convertCase(m[0],cs);
+				val = val.replace(/^[^A-Za-z]*[A-Za-z]/,'');
+				break;
+
+			case '9':
+				m = val.match(/\d/);
+				if (!m) return res;
+				res += m[0];
+				val = val.replace(/^\D*\d/,'');
+				break;
+
+			case '*':
+				res += val;
+				val = '';
+				break;
+
+			case '?':
+				if (!val) return res;
+				res += MuPDF.convertCase(val.charAt(0),cs);
+				val = val.substring(1);
+				break;
+
+			case '=':
+			case '>':
+			case '<':
+				cs = fmt.charAt(i);
+				break;
+
+			default:
+				res += MuPDF.convertCase(fmt.charAt(i),cs);
+				break;
+		}
+
+		i++;
+	}
+
+	return res;
+}
+
+util.printf = function()
+{
+	var i;
+
+	if (arguments.length < 1)
+		return "";
+
+	var res = "";
+	var arg_i = 1;
+	var regexp = /%[^dfsx]*[dfsx]|[^%]*/g;
+	var tokens = arguments[0].match(regexp);
+	var length = tokens ? tokens.length : 0;
+
+	for (i = 0; i < length; i++)
+	{
+		var tok = tokens[i];
+		if (tok.match(/^%/))
+		{
+			if (arg_i < arguments.length)
+			{
+				var val = arguments[arg_i++];
+				var fval = '';
+				var neg = false;
+				var decsep_re = /^,[0123]/;
+				var flags_re = /^[+ 0#]+/;
+				var width_re = /^\d+/;
+				var prec_re = /^\.\d+/;
+				var conv_re = /^[dfsx]/;
+
+				tok = tok.replace(/^%/, "");
+				var decsep = tok.match(decsep_re);
+				if (decsep) decsep = decsep[0];
+				tok = tok.replace(decsep_re, "");
+				var flags = tok.match(flags_re);
+				if (flags) flags = flags[0];
+				tok = tok.replace(flags_re, "");
+				var width = tok.match(width_re);
+				if (width) width = width[0];
+				tok = tok.replace(width_re, "");
+				var prec = tok.match(prec_re);
+				if (prec) prec = prec[0];
+				tok = tok.replace(prec_re, "");
+				var conv = tok.match(conv_re);
+				if (conv) conv = conv[0];
+
+				prec = prec ? Number(prec.replace(/^\./, '')) : 0;
+				var poschar = (flags && flags.match(/[+ ]/)) ? flags.match(/[+ ]/)[0] : '';
+				var pad = (flags && flags.match(/0/)) ? '0' : ' ';
+
+				var point = '.';
+				var thou = '';
+
+				if (decsep)
+				{
+					switch(decsep)
+					{
+						case ',0': thou = ','; break;
+						case ',1': break;
+						case ',2': thou = '.'; point = ','; break;
+						case ',3': point = ','; break;
+					}
+				}
+
+				switch(conv)
+				{
+					case 'x':
+						val = Math.floor(val);
+						neg = (val < 0);
+						if (neg)
+							val = -val;
+
+						// Convert to hex
+						while (val)
+						{
+							fval = '0123456789ABCDEF'.charAt(val%16) + fval;
+							val = Math.floor(val/16);
+						}
+
+						if (neg)
+							fval = '-' + fval;
+						else
+							fval = poschar + fval;
+						break;
+
+					case 'd':
+						fval = String(Math.floor(val));
+						break;
+
+					case 's':
+						// Always pad strings with space
+						pad = ' ';
+						fval = String(val);
+						break;
+
+					case 'f':
+						fval = String(val);
+
+						if (prec)
+						{
+							var frac = fval.match(/\.\d+/);
+							if (frac)
+							{
+								frac = frac[0];
+								// Matched string includes the dot, so make it
+								// prec+1 in length
+								if (frac.length > prec+1)
+									frac = frac.substring(0, prec+1);
+								else if(frac.length < prec+1)
+									frac += new Array(prec+1-frac.length+1).join('0');
+
+								fval = fval.replace(/\.\d+/, frac);
+							}
+						}
+						break;
+				}
+
+				if (conv.match(/[fd]/))
+				{
+					if (fval >= 0)
+						fval = poschar + fval;
+
+					if (point !== '.')
+						fval.replace(/\./, point);
+
+					if (thou)
+					{
+						var intpart = fval.match(/\d+/)[0];
+						intpart = new Array(2-(intpart.length+2)%3+1).join('0') + intpart;
+						intpart = intpart.match(/.../g).join(thou).replace(/^0*[,.]?/,'');
+						fval = fval.replace(/\d+/, intpart);
+					}
+				}
+
+				if (width && fval.length < width)
+					fval = new Array(width - fval.length + 1).join(pad) + fval;
+
+				res += fval;
+			}
+		}
+		else
+		{
+			res += tok;
+		}
+	}
+
+	return res;
+}
+
+function AFMergeChange(event)
+{
+	return event.value;
+}
+
+function AFMakeNumber(str)
+{
+	var nums = str.match(/\d+/g);
+
+	if (!nums)
+		return null;
+
+	var res = nums.join('.');
+
+	if (str.match(/^[^0-9]*\./))
+		res = '0.'+res;
+
+	return res * (str.match(/-/) ? -1.0 : 1.0);
+}
+
+function AFExtractTime(dt)
+{
+	var ampm = dt.match(/(am|pm)/);
+	dt = dt.replace(/(am|pm)/, '');
+	var t = dt.match(/\d{1,2}:\d{1,2}:\d{1,2}/);
+	dt = dt.replace(/\d{1,2}:\d{1,2}:\d{1,2}/, '');
+	if (!t)
+	{
+		t = dt.match(/\d{1,2}:\d{1,2}/);
+		dt = dt.replace(/\d{1,2}:\d{1,2}/, '');
+	}
+
+	return [dt, t?t[0]+(ampm?ampm[0]:''):''];
+}
+
+function AFParseDateOrder(fmt)
+{
+	var i;
+	var order = '';
+
+	// Ensure all present with those not added in default order
+	fmt += "mdy";
+
+	for (i = 0; i < fmt.length; i++)
+	{
+		var c = fmt.charAt(i);
+
+		if ('ymd'.indexOf(c) !== -1 && order.indexOf(c) === -1)
+			order += c;
+	}
+
+	return order;
+}
+
+function AFMatchMonth(d)
+{
+	var m = d.match(MuPDF.monthPattern);
+
+	return m ? MuPDF.shortMonthName.indexOf(m[0]) : null;
+}
+
+function AFParseTime(str, d)
+{
+	if (!str)
+		return d;
+
+	if (!d)
+		d = new Date();
+
+	var ampm = str.match(/(am|pm)/);
+	var nums = str.match(/\d+/g);
+	var hour, min, sec;
+
+	if (!nums)
+		return null;
+
+	sec = 0;
+
+	switch (nums.length)
+	{
+		case 3:
+			sec = parseInt(nums[2]);
+		case 2:
+			hour = parseInt(nums[0]);
+			min = parseInt(nums[1]);
+			break;
+
+		default:
+			return null;
+	}
+
+	ampm = ampm && ampm[0]
+
+	if (ampm === 'am' && hour < 12)
+		hour = 12 + hour;
+	if (ampm === 'pm' && hour >= 12)
+		hour = 0 + hour - 12;
+
+	d.setHours(hour, min, sec);
+
+	if (d.getHours() !== hour || d.getMinutes() !== min || d.getSeconds() !== sec)
+		return null;
+
+	return d;
+}
+
+function AFParseDateEx(d, fmt)
+{
+	var i;
+	var dt = AFExtractTime(d);
+	var nums = dt[0].match(/\d+/g);
+	var order = AFParseDateOrder(fmt);
+	var text_month = AFMatchMonth(dt[0]);
+	var dout = new Date();
+	var year = dout.getFullYear();
+	var month = dout.getMonth();
+	var date = dout.getDate();
+
+	dout.setHours(12,0,0);
+
+	if (!nums || nums.length < 1 || nums.length > 3)
+		return null;
+
+	if (nums.length < 3 && text_month)
+	{
+		// Use the text month rather than one of the numbers
+		month = text_month;
+		order = order.replace('m','');
+	}
+
+	order = order.substring(0, nums.length);
+
+	// If year and month specified but not date then use the 1st
+	if (order === "ym" || (order === "y" && text_month))
+		date = 1;
+
+	for (i = 0; i < nums.length; i++)
+	{
+		switch (order.charAt(i))
+		{
+			case 'y': year = parseInt(nums[i]); break;
+			case 'm': month = parseInt(nums[i]) - 1; break;
+			case 'd': date = parseInt(nums[i]); break;
+		}
+	}
+
+	if (year < 100)
+	{
+		if (fmt.search("yyyy") !== -1)
+			return null;
+
+		if (year >= 50)
+			year = 1900 + year;
+		else if (year >= 0)
+			year = 2000 + year;
+	}
+
+	dout.setFullYear(year, month, date);
+
+	if (dout.getFullYear() !== year || dout.getMonth() !== month || dout.getDate() !== date)
+		return null;
+
+	return AFParseTime(dt[1], dout);
+}
+
+function AFDate_KeystrokeEx(fmt)
+{
+	if (event.willCommit && !AFParseDateEx(event.value, fmt))
+	{
+		app.alert("The date/time entered ("+event.value+") does not match the format ("+fmt+") of the field [ "+event.target.name+" ]");
+		event.rc = false;
+	}
+}
+
+function AFDate_Keystroke(index)
+{
+	var formats = ['m/d','m/d/yy','mm/dd/yy','mm/yy','d-mmm','d-mmm-yy','dd-mm-yy','yy-mm-dd',
+				'mmm-yy','mmmm-yy','mmm d, yyyy','mmmm d, yyyy','m/d/yy h:MM tt','m/d/yy HH:MM'];
+	AFDate_KeystrokeEx(formats[index]);
+}
+
+function AFDate_FormatEx(fmt)
+{
+	var d = AFParseDateEx(event.value, fmt);
+
+	event.value = d ? util.printd(fmt, d) : "";
+}
+
+function AFDate_Format(index)
+{
+	var formats = ['m/d','m/d/yy','mm/dd/yy','mm/yy','d-mmm','d-mmm-yy','dd-mm-yy','yy-mm-dd',
+				'mmm-yy','mmmm-yy','mmm d, yyyy','mmmm d, yyyy','m/d/yy h:MM tt','m/d/yy HH:MM'];
+	AFDate_FormatEx(formats[index]);
+}
+
+function AFTime_Keystroke(index)
+{
+	if (event.willCommit && !AFParseTime(event.value, null))
+	{
+		app.alert("The value entered ("+event.value+") does not match the format of the field [ "+event.target.name+" ]");
+		event.rc = false;
+	}
+}
+
+function AFTime_FormatEx(fmt)
+{
+	var d = AFParseTime(event.value, null);
+
+	event.value = d ? util.printd(fmt, d) : '';
+}
+
+function AFTime_Format(index)
+{
+	var formats = ['HH:MM','h:MM tt','HH:MM:ss','h:MM:ss tt'];
+
+	AFTime_FormatEx(formats[index]);
+}
+
+function AFSpecial_KeystrokeEx(fmt)
+{
+	var cs = '=';
+	var val = event.value;
+	var res = '';
+	var i = 0;
+	var m;
+	var length = fmt ? fmt.length : 0;
+
+	while (i < length)
+	{
+		switch (fmt.charAt(i))
+		{
+			case '\\':
+				i++;
+				if (i >= length)
+					break;
+				res += fmt.charAt(i);
+				if (val && val.charAt(0) === fmt.charAt(i))
+					val = val.substring(1);
+				break;
+
+			case 'X':
+				m = val.match(/^\w/);
+				if (!m)
+				{
+					event.rc = false;
+					break;
+				}
+				res += MuPDF.convertCase(m[0],cs);
+				val = val.substring(1);
+				break;
+
+			case 'A':
+				m = val.match(/^[A-Za-z]/);
+				if (!m)
+				{
+					event.rc = false;
+					break;
+				}
+				res += MuPDF.convertCase(m[0],cs);
+				val = val.substring(1);
+				break;
+
+			case '9':
+				m = val.match(/^\d/);
+				if (!m)
+				{
+					event.rc = false;
+					break;
+				}
+				res += m[0];
+				val = val.substring(1);
+				break;
+
+			case '*':
+				res += val;
+				val = '';
+				break;
+
+			case '?':
+				if (!val)
+				{
+					event.rc = false;
+					break;
+				}
+				res += MuPDF.convertCase(val.charAt(0),cs);
+				val = val.substring(1);
+				break;
+
+			case '=':
+			case '>':
+			case '<':
+				cs = fmt.charAt(i);
+				break;
+
+			default:
+				res += fmt.charAt(i);
+				if (val && val.charAt(0) === fmt.charAt(i))
+					val = val.substring(1);
+				break;
+		}
+
+		i++;
+	}
+
+	if (event.rc)
+		event.value = res;
+	else if (event.willCommit)
+		app.alert("The value entered ("+event.value+") does not match the format of the field [ "+event.target.name+" ] should be "+fmt);
+}
+
+function AFSpecial_Keystroke(index)
+{
+	if (event.willCommit)
+	{
+		switch (index)
+		{
+			case 0:
+				if (!event.value.match(/^\d{5}$/))
+					event.rc = false;
+				break;
+			case 1:
+				if (!event.value.match(/^\d{5}[-. ]?\d{4}$/))
+					event.rc = false;
+				break;
+			case 2:
+				if (!event.value.match(/^((\(\d{3}\)|\d{3})[-. ]?)?\d{3}[-. ]?\d{4}$/))
+					event.rc = false;
+				break;
+			case 3:
+				if (!event.value.match(/^\d{3}[-. ]?\d{2}[-. ]?\d{4}$/))
+					event.rc = false;
+				break;
+		}
+
+		if (!event.rc)
+			app.alert("The value entered ("+event.value+") does not match the format of the field [ "+event.target.name+" ]");
+	}
+}
+
+function AFSpecial_Format(index)
+{
+	var res;
+
+	switch (index)
+	{
+		case 0:
+			res = util.printx('99999', event.value);
+			break;
+		case 1:
+			res = util.printx('99999-9999', event.value);
+			break;
+		case 2:
+			res = util.printx('9999999999', event.value);
+			res = util.printx(res.length >= 10 ? '(999) 999-9999' : '999-9999', event.value);
+			break;
+		case 3:
+			res = util.printx('999-99-9999', event.value);
+			break;
+	}
+
+	event.value = res ? res : '';
+}
+
+function AFNumber_Keystroke(nDec, sepStyle, negStyle, currStyle, strCurrency, bCurrencyPrepend)
+{
+	if (sepStyle & 2)
+	{
+		if (!event.value.match(/^[+-]?\d*[,.]?\d*$/))
+			event.rc = false;
+	}
+	else
+	{
+		if (!event.value.match(/^[+-]?\d*\.?\d*$/))
+			event.rc = false;
+	}
+
+	if (event.willCommit)
+	{
+		if (!event.value.match(/\d/))
+			event.rc = false;
+
+		if (!event.rc)
+			app.alert("The value entered ("+event.value+") does not match the format of the field [ "+event.target.name+" ]");
+	}
+}
+
+function AFNumber_Format(nDec,sepStyle,negStyle,currStyle,strCurrency,bCurrencyPrepend)
+{
+	var val = event.value;
+	var fracpart;
+	var intpart;
+	var point = sepStyle&2 ? ',' : '.';
+	var separator = sepStyle&2 ? '.' : ',';
+
+	if (/^\D*\./.test(val))
+		val = '0'+val;
+
+	var groups = val.match(/\d+/g);
+
+	if (!groups)
+		return;
+
+	switch (groups.length)
+	{
+		case 0:
+			return;
+		case 1:
+			fracpart = '';
+			intpart = groups[0];
+			break;
+		default:
+			fracpart = groups.pop();
+			intpart = groups.join('');
+			break;
+	}
+
+	// Remove leading zeros
+	intpart = intpart.replace(/^0*/,'');
+	if (!intpart)
+		intpart = '0';
+
+	if ((sepStyle & 1) === 0)
+	{
+		// Add the thousands sepearators: pad to length multiple of 3 with zeros,
+		// split into 3s, join with separator, and remove the leading zeros
+		intpart = new Array(2-(intpart.length+2)%3+1).join('0') + intpart;
+		intpart = intpart.match(/.../g).join(separator).replace(/^0*/,'');
+	}
+
+	if (!intpart)
+		intpart = '0';
+
+	// Adjust fractional part to correct number of decimal places
+	fracpart += new Array(nDec+1).join('0');
+	fracpart = fracpart.substring(0,nDec);
+
+	if (fracpart)
+		intpart += point+fracpart;
+
+	if (bCurrencyPrepend)
+		intpart = strCurrency+intpart;
+	else
+		intpart += strCurrency;
+
+	if (/-/.test(val))
+	{
+		switch (negStyle)
+		{
+			case 0:
+				intpart = '-'+intpart;
+				break;
+			case 1:
+				break;
+			case 2:
+			case 3:
+				intpart = '('+intpart+')';
+				break;
+		}
+	}
+
+	if (negStyle&1)
+		event.target.textColor = /-/.test(val) ? color.red : color.black;
+
+	event.value = intpart;
+}
+
+function AFPercent_Keystroke(nDec, sepStyle)
+{
+	AFNumber_Keystroke(nDec, sepStyle, 0, 0, "", true);
+}
+
+function AFPercent_Format(nDec, sepStyle)
+{
+	var val = AFMakeNumber(event.value);
+
+	if (!val)
+	{
+		event.value = '';
+		return;
+	}
+
+	event.value = (val * 100) + '';
+
+	AFNumber_Format(nDec, sepStyle, 0, 0, "%", false);
+}
+
+function AFSimple_Calculate(op, list)
+{
+	var i, res;
+
+	switch (op)
+	{
+		case 'SUM':
+			res = 0;
+			break;
+		case 'PRD':
+			res = 1;
+			break;
+		case 'AVG':
+			res = 0;
+			break;
+	}
+
+	if (typeof list === 'string')
+		list = list.split(/ *, */);
+
+	for (i = 0; i < list.length; i++)
+	{
+		var field = MuPDF_Doc.getField(list[i]);
+		var value = Number(field.value);
+
+		switch (op)
+		{
+			case 'SUM':
+				res += value;
+				break;
+			case 'PRD':
+				res *= value;
+				break;
+			case 'AVG':
+				res += value;
+				break;
+			case 'MIN':
+				if (i === 0 || value < res)
+					res = value;
+				break;
+			case 'MAX':
+				if (i === 0 || value > res)
+					res = value;
+				break;
+		}
+	}
+
+	if (op === 'AVG')
+		res /= list.length;
+
+	event.value = res;
+}
+
+function AFRange_Validate(lowerCheck, lowerLimit, upperCheck, upperLimit)
+{
+	if (upperCheck && event.value > upperLimit)
+	{
+		event.rc = false;
+	}
+
+	if (lowerCheck && event.value < lowerLimit)
+	{
+		event.rc = false;
+	}
+
+	if (!event.rc)
+	{
+		if (lowerCheck && upperCheck)
+			app.alert(util.printf("The entered value ("+event.value+") must be greater than or equal to %s and less than or equal to %s", lowerLimit, upperLimit));
+		else if (lowerCheck)
+			app.alert(util.printf("The entered value ("+event.value+") must be greater than or equal to %s", lowerLimit));
+		else
+			app.alert(util.printf("The entered value ("+event.value+") must be less than or equal to %s", upperLimit));
+	}
+}