2017-05-17 04:23:36 +00:00
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/* note: browser DOM element cannot see mso- style attrs, must parse */
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2017-04-16 04:32:13 +00:00
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var HTML_ = (function() {
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function html_to_sheet(str/*:string*/, _opts)/*:Workbook*/ {
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var opts = _opts || {};
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if(DENSE != null && opts.dense == null) opts.dense = DENSE;
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var ws/*:Worksheet*/ = opts.dense ? ([]/*:any*/) : ({}/*:any*/);
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2017-08-05 06:32:57 +00:00
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var mtch/*:any*/ = str.match(/<table/i);
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2017-07-26 08:35:28 +00:00
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if(!mtch) throw new Error("Invalid HTML: could not find <table>");
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2017-08-05 06:32:57 +00:00
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var mtch2/*:any*/ = str.match(/<\/table/i);
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var i/*:number*/ = mtch.index, j/*:number*/ = mtch2 && mtch2.index || str.length;
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2017-08-10 23:46:34 +00:00
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var rows = split_regex(str.slice(i, j), /(:?<tr[^>]*>)/i, "<tr>");
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2017-04-16 04:32:13 +00:00
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var R = -1, C = 0, RS = 0, CS = 0;
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var range = {s:{r:10000000, c:10000000},e:{r:0,c:0}};
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var merges = [], midx = 0;
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for(i = 0; i < rows.length; ++i) {
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var row = rows[i].trim();
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2017-07-26 08:35:28 +00:00
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var hd = row.substr(0,3).toLowerCase();
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if(hd == "<tr") { ++R; C = 0; continue; }
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if(hd != "<td") continue;
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var cells = row.split(/<\/td>/i);
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2017-04-16 04:32:13 +00:00
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for(j = 0; j < cells.length; ++j) {
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var cell = cells[j].trim();
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2017-07-26 08:35:28 +00:00
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if(cell.substr(0,3).toLowerCase() != "<td") continue;
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2017-04-16 04:32:13 +00:00
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var m = cell, cc = 0;
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/* TODO: parse styles etc */
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while(m.charAt(0) == "<" && (cc = m.indexOf(">")) > -1) m = m.slice(cc+1);
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var tag = parsexmltag(cell.slice(0, cell.indexOf(">")));
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CS = tag.colspan ? +tag.colspan : 1;
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if((RS = +tag.rowspan)>0 || CS>1) merges.push({s:{r:R,c:C},e:{r:R + (RS||1) - 1, c:C + CS - 1}});
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2017-12-12 06:21:28 +00:00
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var _t/*:string*/ = tag.t || "";
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2017-04-16 04:32:13 +00:00
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/* TODO: generate stub cells */
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if(!m.length) { C += CS; continue; }
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2017-09-30 06:18:11 +00:00
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m = htmldecode(unescapexml(m));
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2017-12-12 06:21:28 +00:00
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if(range.s.r > R) range.s.r = R; if(range.e.r < R) range.e.r = R;
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if(range.s.c > C) range.s.c = C; if(range.e.c < C) range.e.c = C;
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if(!m.length) continue;
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var o/*:Cell*/ = {t:'s', v:m};
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if(opts.raw || !m.trim().length || _t == 's'){}
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else if(m === 'TRUE') o = {t:'b', v:true};
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else if(m === 'FALSE') o = {t:'b', v:false};
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else if(!isNaN(fuzzynum(m))) o = {t:'n', v:fuzzynum(m)};
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else if(!isNaN(fuzzydate(m).getDate())) {
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o = ({t:'d', v:parseDate(m)}/*:any*/);
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if(!opts.cellDates) o = ({t:'n', v:datenum(o.v)}/*:any*/);
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o.z = opts.dateNF || SSF._table[14];
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2017-04-16 04:32:13 +00:00
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}
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2017-12-12 06:21:28 +00:00
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if(opts.dense) { if(!ws[R]) ws[R] = []; ws[R][C] = o; }
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else ws[encode_cell({r:R, c:C})] = o;
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2017-04-16 04:32:13 +00:00
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C += CS;
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2017-04-08 06:55:35 +00:00
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}
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2017-03-09 05:24:32 +00:00
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}
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2017-04-16 04:32:13 +00:00
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ws['!ref'] = encode_range(range);
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return ws;
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2017-03-09 05:24:32 +00:00
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}
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2017-04-16 04:32:13 +00:00
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function html_to_book(str/*:string*/, opts)/*:Workbook*/ {
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return sheet_to_workbook(html_to_sheet(str, opts), opts);
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}
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2017-05-16 17:45:35 +00:00
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function make_html_row(ws/*:Worksheet*/, r/*:Range*/, R/*:number*/, o/*:Sheet2HTMLOpts*/)/*:string*/ {
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2017-04-16 04:32:13 +00:00
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var M = (ws['!merges'] ||[]);
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2017-04-16 07:31:21 +00:00
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var oo = [];
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2017-11-15 18:14:02 +00:00
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var nullcell = "<td>" + (o.editable ? '<span contenteditable="true"></span>' : "" ) + "</td>";
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2017-04-16 07:31:21 +00:00
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for(var C = r.s.c; C <= r.e.c; ++C) {
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var RS = 0, CS = 0;
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for(var j = 0; j < M.length; ++j) {
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if(M[j].s.r > R || M[j].s.c > C) continue;
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if(M[j].e.r < R || M[j].e.c < C) continue;
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if(M[j].s.r < R || M[j].s.c < C) { RS = -1; break; }
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RS = M[j].e.r - M[j].s.r + 1; CS = M[j].e.c - M[j].s.c + 1; break;
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2017-04-16 04:32:13 +00:00
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}
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2017-04-16 07:31:21 +00:00
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if(RS < 0) continue;
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var coord = encode_cell({r:R,c:C});
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var cell = o.dense ? (ws[R]||[])[C] : ws[coord];
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2017-05-16 17:45:35 +00:00
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if(!cell || cell.v == null) { oo.push(nullcell); continue; }
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2017-04-16 07:31:21 +00:00
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/* TODO: html entities */
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var w = cell.h || escapexml(cell.w || (format_cell(cell), cell.w) || "");
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var sp = {};
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if(RS > 1) sp.rowspan = RS;
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if(CS > 1) sp.colspan = CS;
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2017-12-12 06:21:28 +00:00
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sp.t = cell.t;
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2017-11-20 01:51:14 +00:00
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if(o.editable) w = '<span contenteditable="true">' + w + '</span>';
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2017-06-10 01:47:42 +00:00
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sp.id = "sjs-" + coord;
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2017-04-16 07:31:21 +00:00
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oo.push(writextag('td', w, sp));
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2017-04-16 04:32:13 +00:00
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}
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2017-06-10 01:47:42 +00:00
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var preamble = "<tr>";
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return preamble + oo.join("") + "</tr>";
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2017-04-16 07:31:21 +00:00
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}
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2017-06-10 01:47:42 +00:00
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function make_html_preamble(ws/*:Worksheet*/, R/*:Range*/, o/*:Sheet2HTMLOpts*/)/*:string*/ {
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var out = [];
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return out.join("") + '<table>';
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}
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var _BEGIN = '<html><head><meta charset="utf-8"/><title>SheetJS Table Export</title></head><body>';
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var _END = '</body></html>';
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function sheet_to_html(ws/*:Worksheet*/, opts/*:?Sheet2HTMLOpts*/, wb/*:?Workbook*/)/*:string*/ {
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2017-05-13 18:21:22 +00:00
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var o = opts || {};
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2017-06-10 01:47:42 +00:00
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var header = o.header != null ? o.header : _BEGIN;
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var footer = o.footer != null ? o.footer : _END;
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var out/*:Array<string>*/ = [header];
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2017-04-16 07:31:21 +00:00
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var r = decode_range(ws['!ref']);
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o.dense = Array.isArray(ws);
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2017-06-10 01:47:42 +00:00
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out.push(make_html_preamble(ws, r, o));
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2017-05-13 18:21:22 +00:00
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for(var R = r.s.r; R <= r.e.r; ++R) out.push(make_html_row(ws, r, R, o));
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2017-06-10 01:47:42 +00:00
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out.push("</table>" + footer);
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return out.join("");
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2017-04-16 04:32:13 +00:00
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}
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return {
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to_workbook: html_to_book,
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to_sheet: html_to_sheet,
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2017-04-16 07:31:21 +00:00
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_row: make_html_row,
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2017-05-16 17:45:35 +00:00
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BEGIN: _BEGIN,
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END: _END,
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2017-06-10 01:47:42 +00:00
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_preamble: make_html_preamble,
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2017-04-16 04:32:13 +00:00
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from_sheet: sheet_to_html
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};
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})();
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2017-03-29 19:14:15 +00:00
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2017-04-08 06:55:35 +00:00
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function parse_dom_table(table/*:HTMLElement*/, _opts/*:?any*/)/*:Worksheet*/ {
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var opts = _opts || {};
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if(DENSE != null) opts.dense = DENSE;
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var ws/*:Worksheet*/ = opts.dense ? ([]/*:any*/) : ({}/*:any*/);
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2017-03-29 19:14:15 +00:00
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var rows = table.getElementsByTagName('tr');
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var range = {s:{r:0,c:0},e:{r:rows.length - 1,c:0}};
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var merges = [], midx = 0;
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var R = 0, _C = 0, C = 0, RS = 0, CS = 0;
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for(; R < rows.length; ++R) {
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var row = rows[R];
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var elts = row.children;
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for(_C = C = 0; _C < elts.length; ++_C) {
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2017-09-30 06:18:11 +00:00
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var elt = elts[_C], v = htmldecode(elts[_C].innerHTML);
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2017-03-29 19:14:15 +00:00
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for(midx = 0; midx < merges.length; ++midx) {
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var m = merges[midx];
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if(m.s.c == C && m.s.r <= R && R <= m.e.r) { C = m.e.c+1; midx = -1; }
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}
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/* TODO: figure out how to extract nonstandard mso- style */
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CS = +elt.getAttribute("colspan") || 1;
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2017-04-16 04:32:13 +00:00
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if((RS = +elt.getAttribute("rowspan"))>0 || CS>1) merges.push({s:{r:R,c:C},e:{r:R + (RS||1) - 1, c:C + CS - 1}});
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2017-05-17 04:23:36 +00:00
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var o/*:Cell*/ = {t:'s', v:v};
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2017-12-12 06:21:28 +00:00
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var _t/*:string*/ = elt.getAttribute("t") || "";
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2017-08-18 18:10:18 +00:00
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if(v != null) {
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2017-12-12 06:21:28 +00:00
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if(v.length == 0) o.t = _t || 'z';
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else if(opts.raw || v.trim().length == 0 || _t == "s"){}
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2017-08-18 18:10:18 +00:00
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else if(v === 'TRUE') o = {t:'b', v:true};
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else if(v === 'FALSE') o = {t:'b', v:false};
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2017-08-09 22:38:23 +00:00
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else if(!isNaN(fuzzynum(v))) o = {t:'n', v:fuzzynum(v)};
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2017-05-17 04:23:36 +00:00
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else if(!isNaN(fuzzydate(v).getDate())) {
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o = ({t:'d', v:parseDate(v)}/*:any*/);
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if(!opts.cellDates) o = ({t:'n', v:datenum(o.v)}/*:any*/);
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o.z = opts.dateNF || SSF._table[14];
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}
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}
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2017-04-08 06:55:35 +00:00
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if(opts.dense) { if(!ws[R]) ws[R] = []; ws[R][C] = o; }
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else ws[encode_cell({c:C, r:R})] = o;
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2017-04-04 16:09:41 +00:00
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if(range.e.c < C) range.e.c = C;
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2017-03-29 19:14:15 +00:00
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C += CS;
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}
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}
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ws['!merges'] = merges;
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2017-04-01 07:32:12 +00:00
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ws['!ref'] = encode_range(range);
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2017-03-29 19:14:15 +00:00
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return ws;
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}
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function table_to_book(table/*:HTMLElement*/, opts/*:?any*/)/*:Workbook*/ {
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return sheet_to_workbook(parse_dom_table(table, opts), opts);
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}
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