446 lines
12 KiB
JavaScript
446 lines
12 KiB
JavaScript
var url = "https://speedtrans.pad.ma";
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//elem = string (elementId to make TextArea)
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var TextArea = function(elem) {
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this.elem = $('#' + elem);
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var that = this;
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//this.elem = new Ox.Input({'type': 'textarea', 'id': 'textArea'}).attr("id", elem).appendTo('#txtWrapper');
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this.hasFocus = false;
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this.width = this.elem.width();
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this.spans = [];
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this.init()
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}
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TextArea.prototype.init = function() {
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var that = this;
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var e = this.elem;
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var tc;
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e.focus(function() {
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that.hasFocus = true;
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}).blur(function() {
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that.hasFocus = false;
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});
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e.dblclick(function(e) {
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var tc = that.isTc();
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if (tc) {
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Video.set(tc);
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}
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});
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}
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//returns tc in ms if cursor is at a time-code, else returns false
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TextArea.prototype.isTc = function() {
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var that = this;
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var e = this.elem;
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var eDom = e.get(0);
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var val = e.val();
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var pos = eDom.selectionStart;
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var word = this.getWord(pos);
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if (isValidTimecode(word)) {
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return npt2ms(word);
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} else {
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return false;
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}
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}
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//inserts current timecode at cursor position
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TextArea.prototype.insertTc = function(tcNpt) {
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var that = this;
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var e = that.elem;
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var eDom = e.get(0);
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var scrollTop = eDom.scrollTop;
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var val = this.elem.val();
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var pos = eDom.selectionStart;
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if(!tcNpt) {
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tcNpt = ms2npt(Video.get());
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}
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var newVal = val.substring(0,pos) + "\n" + tcNpt + "\n" + val.substring(pos, val.length);
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e.val(newVal);
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e.focus();
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eDom.selectionStart = pos + tcNpt.length + 2;
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eDom.selectionEnd = pos + tcNpt.length + 2;
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eDom.scrollTop = scrollTop + 15;
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}
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//gets the word at character pos (int) [in val (str)]
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TextArea.prototype.getWord = function(pos, val) {
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if (!val) {
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val = this.elem.val();
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}
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var c;
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var i = pos;
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var j = pos;
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while (c != " " && c != "\n") {
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if (i==0) {
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i = -1;
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break;
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}
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i--;
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c = val.substring(i,i+1);
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}
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var firstLetter = i+1;
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var d;
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while (d != " " && d != "\n") {
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if (j >= val.length) {
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break;
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}
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j++;
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d = val.substring(j,j+1);
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}
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var lastLetter = j;
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var word = val.substring(firstLetter, lastLetter);
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return word;
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}
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function cleanNewlines(str) {
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var s = str.replace(/\r\n|\r|\n/g, '\n');
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return s;
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}
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//takes an srt as param, loads into txtarea
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TextArea.prototype.fromSrt = function(txt) {
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var that = this;
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this.spans = [];
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var cleaned = cleanNewlines(txt);
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var srt = strip(cleaned);
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var srt_ = srt.split('\n\n');
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var s;
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for(s in srt_) {
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st = srt_[s].split('\n');
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if(st.length >=2) {
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var n = st[0];
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var i = strip(st[1].split(' --> ')[0]);
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var o = strip(st[1].split(' --> ')[1]);
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var t = st[2];
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if(st.length > 2) {
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for(j=3; j<st.length;j++) {
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t += '\n'+st[j];
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}
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}
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var is = toSeconds(i);
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var os = toSeconds(o);
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if (parseInt(n) - this.spans.length == 1) {
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this.spans[this.spans.length] = new Span(is, os, t, that.spans.length);
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} else {
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return false;
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}
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}
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}
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var out = '';
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var spans = this.spans;
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for (span in spans) {
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if (spans.hasOwnProperty(span)) {
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var sp = spans[span];
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out += ms2npt(sp.tcInMs) + "\n";
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out += sp.text;
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out += "\n";
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//If the outpoint of current span is equal to inpoint of next span, dont print out timecode, and just add the extra \n to go to next span.
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if (span < spans.length - 1) {
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var p = parseInt(span) + 1;
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if (spans[p].tcInMs != sp.tcOutMs) {
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out += ms2npt(sp.tcOutMs) + "\n\n";
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} else {
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out += "\n";
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}
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} else if (parseInt(sp.tcOutMs) < Video.player.duration) {
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out += "\n" + ms2npt(sp.tcOutMs) + "\n\n";
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}
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}
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}
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this.elem.val(out);
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if (this.elem.val == '' || this.spans.length == 0) {
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return false;
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} else {
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return true;
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}
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}
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function strip(s) {
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return s.replace(/^\s+|\s+$/g,"");
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}
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function toSeconds(t) {
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var s = 0.0;
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if(t) {
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var p = t.split(':');
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for(i=0;i<p.length;i++) {
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s = s * 60 + parseFloat(p[i].replace(',', '.'))
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}
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}
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return s;
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}
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function spansToSrt(arr, fmt, start_no) {
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if (typeof start_no == 'undefined') {
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start_no = 1;
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}
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var srt = '';
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var srtNo = start_no;
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for (var k=0; k < arr.length; k++) {
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var s = arr[k];
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if (s.text.trim() == '') {
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} else {
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var text = s.text.trim();
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linebreaksRegex = new RegExp('\n+', "g")
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text = text.replace(linebreaksRegex, "\n");
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if (!s.tcOutMs) {
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s.tcOutMs = Video.player.duration;
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}
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if (fmt == 'srt') {
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srt += srtNo + " ";
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srt += "\n";
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srt += "0" + ms2npt(s.tcInMs).replace(".", ",") + " --> " + "0" + ms2npt(s.tcOutMs).replace(".", ",");
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srt += "\n";
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srt += text;
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srt += "\n\n";
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}
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else if (fmt == 'enc') {
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srt += srtNo + ms2frames(s.tcInMs) + " " + ms2frames(s.tcOutMs) + " " + text;
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srt += "\n\n";
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}
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srtNo++;
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}
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}
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return srt;
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}
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//returns textarea formatted to .srt
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TextArea.prototype.toSrt = function(fmt) {
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if (!fmt) var fmt = 'srt';
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var text = cleanNewlines(this.elem.val());
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var lines = [];
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lines = text.split("\n");
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var i=0;
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var j=0;
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var spans = this.spans = [];
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while (i < lines.length) {
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var l = lines[i];
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if (isValidTimecode(l.trim())) {
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var tcIn = l.trim();
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var t = "";
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var thisLine = '';
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while (!isValidTimecode(thisLine.trim())) {
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i++;
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if (i >= lines.length) {
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break;
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}
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thisLine = lines[i];
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if (!isValidTimecode(thisLine.trim())) {
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t += thisLine + "\n";
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}
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}
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var tcOut = $.trim(thisLine);
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spans[j] = new Span(tcIn, tcOut, t, j);
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j++;
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} else {
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i++;
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}
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}
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this.spans = spans;
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var srt = spansToSrt(spans, fmt);
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//console.log(srt);
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return Ox.encodeUTF8(srt);
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}
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TextArea.prototype.addTime = function(ms, start_no) {
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//console.log(ms);
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this.toSrt();
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var s = [];
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var spans = this.spans;
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for (var i=0; i < spans.length;i++) {
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s[i] = {
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index: i,
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tcOutMs: spans[i].tcOutMs + ms,
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text: spans[i].text,
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tcInMs: spans[i].tcInMs + ms
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}
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}
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return spansToSrt(s, 'srt', start_no);
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}
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TextArea.prototype.toHTML = function() {
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var spans = this.spans;
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var html = '';
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var span, txt;
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for (var i=0; i<spans.length; i++) {
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span = spans[i];
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txt = '';
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txt += '<p>\n';
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txt += '<a href="https://pad.ma/PADMA_VIDEO_ID/' + ms2npt(span.tcInMs) + "-" + ms2npt(span.tcOutMs) + '">';
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txt += (i + 1).toString();
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txt += "</a>\n";
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txt += '<br />\n';
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txt += span.text + "\n";
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txt += "</p>\n\n";
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html += txt;
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}
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return Ox.encodeUTF8(html);
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}
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//creates new Span (tcIn and tcOut in npt format)
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var Span = function(tcIn, tcOut, text, index) {
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this.index = index;
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this.tcOutMs = npt2ms(tcOut);
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this.text = text;
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this.tcInMs = npt2ms(tcIn);
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}
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var SeekBar = function(elem) {
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this.elem = $('#' + elem);
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this.pointerId = "seekPointer";
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this.width = this.elem.width();
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this.init()
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}
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SeekBar.prototype.init = function() {
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var that = this;
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var e = $('<div />');
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e.attr("id", that.pointerId);
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e.draggable({
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containment: 'parent',
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axis: 'horizontally',
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drag: function() {
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clearInterval(videoListener);
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var pos = that.get();
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$('#timeCode').html(ms2npt(pos));
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},
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stop: function() {
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var pos = that.get();
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Video.set(pos);
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videoListener = setInterval(Video.listener, 250);
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}
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});
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that.elem.append(e);
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this.pointerElem = e;
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}
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//gets current time-code (int) of seekbar position
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SeekBar.prototype.get = function() {
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var cssPos = parseInt(this.pointerElem.css("left"));
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var pos = parseInt((cssPos / this.width) * Video.player.duration);
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return pos;
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}
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//sets seek bar css pos according to current time-code
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SeekBar.prototype.set = function(seconds) {
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var cssPos = parseInt((seconds / Video.player.duration) * this.width);
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this.elem.css("left", cssPos + "px");
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}
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/*
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var KeyboardController = function() {
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this.
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}
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*/
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var User = function() {
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this.padmaUser = typeof user != 'undefined' ? user : null;
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this.hostname = 'chrome://speedtrans';
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this.defaults = {
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'fontSize': '13',
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'theme': 'oxlight',
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'recentVideo': '',
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'recentSrt': '',
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'autosave': 5,
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'direction': 'ltr'
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};
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var autoSaveInterval = -1;
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this.callbacks = {
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'fontSize': function(newSize) {
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textArea.elem.css("font-size", newSize + "px");
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},
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'theme': function(theme) {
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if(['oxdark', 'oxmedium', 'oxlight'].indexOf(theme) == -1) {
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console.log('only supporting oxlight, oxmedium, oxdark, but ' + theme + ' was requested');
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theme = 'oxlight';
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}
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Ox.Theme(theme);
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},
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'recentVideo': $.noop,
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'recentSrt': $.noop,
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'direction': function(val) {
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textArea.elem.css("direction", val);
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}
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}
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}
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User.prototype.init = function() {
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var prefs = ['fontSize', 'theme', 'direction'];
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for (var i = 0; i < prefs.length; i++) {
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var key = prefs[i];
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var val = this.get_pref(key);
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this.callbacks[key](val);
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}
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}
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User.prototype.set_pref = function(key, val) {
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var that = this;
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localStorage[key] = val;
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this.callbacks[key](val);
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}
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User.prototype.get_pref = function(key) {
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var that = this;
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if (typeof localStorage[key] === 'undefined') {
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localStorage[key] = that.defaults[key];
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}
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return localStorage[key];
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}
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User.prototype.set_prefs = function(keyvals) {
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for (key in keyvals) {
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if (keyvals.hasOwnProperty(key)) {
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this.set_pref(key, keyvals[key]);
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}
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}
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}
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User.prototype.get_prefs = function(keys) {
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var ret = {};
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for (var i=0; i < keys.length; i++) {
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var key = keys[i];
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ret[key] = this.get_pref(key);
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}
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return ret;
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}
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User.prototype.set_txt = function(filename, txt) {
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var that = this;
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localStorage['txt_' + filename] = txt;
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}
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User.prototype.get_txt = function(filename) {
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var that = this;
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return localStorage['txt_' + filename];
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}
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function loadCuts(url, id) {
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function pandora_api(action, data, callback) {
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$.ajax({
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type: "POST",
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url: url,
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data: {action: action, data: JSON.stringify(data)},
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success: callback,
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dataType: 'json'
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});
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}
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pandora_api('get', {id: id, keys: ['cuts']}, function(result) {
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var txt = '';
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result.data.cuts.forEach(function(cut) {
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textArea.insertTc(ms2npt(cut));
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});
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});
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}
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function loadSrt(file) {
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var reader = new FileReader();
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reader.onload = function(data) {
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textArea.fromSrt(data.target.result);
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};
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reader.readAsText(file);
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}
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