308 lines
11 KiB
JavaScript
308 lines
11 KiB
JavaScript
/* Parts enumerated in OPC spec, MS-XLSB and MS-XLSX */
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/* 12.3 Part Summary <SpreadsheetML> */
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/* 14.2 Part Summary <DrawingML> */
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/* [MS-XLSX] 2.1 Part Enumerations */
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/* [MS-XLSB] 2.1.7 Part Enumeration */
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var ct2type = {
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/* Workbook */
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"application/vnd.ms-excel.main": "workbooks",
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"application/vnd.ms-excel.sheet.macroEnabled.main+xml": "workbooks",
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"application/vnd.ms-excel.sheet.binary.macroEnabled.main": "workbooks",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml": "workbooks",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.template.main+xml": "TODO", /* Template */
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/* Worksheet */
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"application/vnd.ms-excel.worksheet": "sheets",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml": "sheets",
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"application/vnd.ms-excel.binIndexWs": "TODO", /* Binary Index */
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/* Chartsheet */
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"application/vnd.ms-excel.chartsheet": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.chartsheet+xml": "TODO",
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/* Dialogsheet */
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"application/vnd.ms-excel.dialogsheet": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.dialogsheet+xml": "TODO",
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/* Macrosheet */
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"application/vnd.ms-excel.macrosheet": "TODO",
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"application/vnd.ms-excel.macrosheet+xml": "TODO",
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"application/vnd.ms-excel.intlmacrosheet": "TODO",
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"application/vnd.ms-excel.binIndexMs": "TODO", /* Binary Index */
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/* Shared Strings */
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"application/vnd.ms-excel.sharedStrings": "strs",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml": "strs",
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/* Styles */
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"application/vnd.ms-excel.styles": "styles",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.styles+xml": "styles",
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/* File Properties */
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"application/vnd.openxmlformats-package.core-properties+xml": "coreprops",
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"application/vnd.openxmlformats-officedocument.custom-properties+xml": "custprops",
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"application/vnd.openxmlformats-officedocument.extended-properties+xml": "extprops",
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/* Custom Data Properties */
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"application/vnd.openxmlformats-officedocument.customXmlProperties+xml": "TODO",
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/* Comments */
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"application/vnd.ms-excel.comments": "comments",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.comments+xml": "comments",
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/* PivotTable */
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"application/vnd.ms-excel.pivotTable": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.pivotTable+xml": "TODO",
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/* Calculation Chain */
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"application/vnd.ms-excel.calcChain": "calcchains",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.calcChain+xml": "calcchains",
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/* Printer Settings */
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"application/vnd.openxmlformats-officedocument.spreadsheetml.printerSettings": "TODO",
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/* ActiveX */
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"application/vnd.ms-office.activeX": "TODO",
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"application/vnd.ms-office.activeX+xml": "TODO",
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/* Custom Toolbars */
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"application/vnd.ms-excel.attachedToolbars": "TODO",
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/* External Data Connections */
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"application/vnd.ms-excel.connections": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.connections+xml": "TODO",
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/* External Links */
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"application/vnd.ms-excel.externalLink": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.externalLink+xml": "TODO",
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/* Metadata */
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"application/vnd.ms-excel.sheetMetadata": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.sheetMetadata+xml": "TODO",
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/* PivotCache */
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"application/vnd.ms-excel.pivotCacheDefinition": "TODO",
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"application/vnd.ms-excel.pivotCacheRecords": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.pivotCacheDefinition+xml": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.pivotCacheRecords+xml": "TODO",
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/* Query Table */
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"application/vnd.ms-excel.queryTable": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.queryTable+xml": "TODO",
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/* Shared Workbook */
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"application/vnd.ms-excel.userNames": "TODO",
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"application/vnd.ms-excel.revisionHeaders": "TODO",
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"application/vnd.ms-excel.revisionLog": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.revisionHeaders+xml": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.revisionLog+xml": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.userNames+xml": "TODO",
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/* Single Cell Table */
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"application/vnd.ms-excel.tableSingleCells": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.tableSingleCells+xml": "TODO",
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/* Slicer */
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"application/vnd.ms-excel.slicer": "TODO",
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"application/vnd.ms-excel.slicerCache": "TODO",
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"application/vnd.ms-excel.slicer+xml": "TODO",
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"application/vnd.ms-excel.slicerCache+xml": "TODO",
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/* Sort Map */
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"application/vnd.ms-excel.wsSortMap": "TODO",
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/* Table */
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"application/vnd.ms-excel.table": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.table+xml": "TODO",
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/* Themes */
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"application/vnd.openxmlformats-officedocument.theme+xml": "themes",
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/* Timeline */
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"application/vnd.ms-excel.Timeline+xml": "TODO", /* verify */
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"application/vnd.ms-excel.TimelineCache+xml": "TODO", /* verify */
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/* VBA */
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"application/vnd.ms-office.vbaProject": "vba",
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"application/vnd.ms-office.vbaProjectSignature": "vba",
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/* Volatile Dependencies */
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"application/vnd.ms-office.volatileDependencies": "TODO",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.volatileDependencies+xml": "TODO",
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/* Control Properties */
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"application/vnd.ms-excel.controlproperties+xml": "TODO",
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/* Data Model */
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"application/vnd.openxmlformats-officedocument.model+data": "TODO",
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/* Survey */
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"application/vnd.ms-excel.Survey+xml": "TODO",
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/* Drawing */
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"application/vnd.openxmlformats-officedocument.drawing+xml": "TODO",
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"application/vnd.openxmlformats-officedocument.drawingml.chart+xml": "TODO",
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"application/vnd.openxmlformats-officedocument.drawingml.chartshapes+xml": "TODO",
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"application/vnd.openxmlformats-officedocument.drawingml.diagramColors+xml": "TODO",
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"application/vnd.openxmlformats-officedocument.drawingml.diagramData+xml": "TODO",
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"application/vnd.openxmlformats-officedocument.drawingml.diagramLayout+xml": "TODO",
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"application/vnd.openxmlformats-officedocument.drawingml.diagramStyle+xml": "TODO",
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/* VML */
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"application/vnd.openxmlformats-officedocument.vmlDrawing": "TODO",
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"application/vnd.openxmlformats-package.relationships+xml": "TODO",
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"application/vnd.openxmlformats-officedocument.oleObject": "TODO",
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"foo": "bar"
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};
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var XMLNS_CT = 'http://schemas.openxmlformats.org/package/2006/content-types';
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function parseProps(data) {
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var p = { Company:'' }, q = {};
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var strings = ["Application", "DocSecurity", "Company", "AppVersion"];
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var bools = ["HyperlinksChanged","SharedDoc","LinksUpToDate","ScaleCrop"];
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var xtra = ["HeadingPairs", "TitlesOfParts"];
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var xtracp = ["category", "contentStatus", "lastModifiedBy", "lastPrinted", "revision", "version"];
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var xtradc = ["creator", "description", "identifier", "language", "subject", "title"];
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var xtradcterms = ["created", "modified"];
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xtra = xtra.concat(xtracp.map(function(x) { return "cp:" + x; }));
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xtra = xtra.concat(xtradc.map(function(x) { return "dc:" + x; }));
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xtra = xtra.concat(xtradcterms.map(function(x) { return "dcterms:" + x; }));
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strings.forEach(function(f){p[f] = (data.match(matchtag(f))||[])[1];});
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bools.forEach(function(f){p[f] = (data.match(matchtag(f))||[])[1] == "true";});
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xtra.forEach(function(f) {
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var cur = data.match(new RegExp("<" + f + "[^>]*>(.*)<\/" + f + ">"));
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if(cur && cur.length > 0) q[f] = cur[1];
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});
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if(q.HeadingPairs && q.TitlesOfParts) {
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var v = parseVector(q.HeadingPairs);
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var j = 0, widx = 0;
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for(var i = 0; i !== v.length; ++i) {
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switch(v[i].v) {
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case "Worksheets": widx = j; p.Worksheets = +(v[++i].v); break;
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case "Named Ranges": ++i; break; // TODO: Handle Named Ranges
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}
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}
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var parts = parseVector(q.TitlesOfParts).map(function(x) { return utf8read(x.v); });
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p.SheetNames = parts.slice(widx, widx + p.Worksheets);
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}
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p.Creator = q["dc:creator"];
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p.LastModifiedBy = q["cp:lastModifiedBy"];
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p.CreatedDate = new Date(q["dcterms:created"]);
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p.ModifiedDate = new Date(q["dcterms:modified"]);
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return p;
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}
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/* 15.2.12.2 Custom File Properties Part */
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function parseCustomProps(data) {
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var p = {}, name;
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data.match(/<[^>]+>([^<]*)/g).forEach(function(x) {
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var y = parsexmltag(x);
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switch(y[0]) {
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case '<property': name = y.name; break;
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case '</property>': name = null; break;
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default: if (x.indexOf('<vt:') === 0) {
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var toks = x.split('>');
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var type = toks[0].substring(4), text = toks[1];
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/* 22.4.2.32 (CT_Variant). Omit the binary types from 22.4 (Variant Types) */
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switch(type) {
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case 'lpstr': case 'lpwstr': case 'bstr': case 'lpwstr':
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p[name] = unescapexml(text);
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break;
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case 'bool':
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p[name] = parsexmlbool(text, '<vt:bool>');
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break;
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case 'i1': case 'i2': case 'i4': case 'i8': case 'int': case 'uint':
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p[name] = parseInt(text, 10);
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break;
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case 'r4': case 'r8': case 'decimal':
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p[name] = parseFloat(text);
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break;
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case 'filetime': case 'date':
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p[name] = text; // should we make this into a date?
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break;
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case 'cy': case 'error':
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p[name] = unescapexml(text);
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break;
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default:
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console.warn('Unexpected', x, type, toks);
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}
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}
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}
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});
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return p;
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}
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var ctext = {};
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function parseCT(data, opts) {
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if(!data || !data.match) return data;
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var ct = { workbooks: [], sheets: [], calcchains: [], themes: [], styles: [],
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coreprops: [], extprops: [], custprops: [], strs:[], comments: [], vba: [],
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TODO:[], xmlns: "" };
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(data.match(/<[^>]*>/g)||[]).forEach(function(x) {
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var y = parsexmltag(x);
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switch(y[0]) {
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case '<?xml': break;
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case '<Types': ct.xmlns = y.xmlns; break;
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case '<Default': ctext[y.Extension] = y.ContentType; break;
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case '<Override':
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if(y.ContentType in ct2type)ct[ct2type[y.ContentType]].push(y.PartName);
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else if(opts.WTF) console.error(y.ContentType);
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break;
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}
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});
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if(ct.xmlns !== XMLNS_CT) throw new Error("Unknown Namespace: " + ct.xmlns);
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ct.calcchain = ct.calcchains.length > 0 ? ct.calcchains[0] : "";
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ct.sst = ct.strs.length > 0 ? ct.strs[0] : "";
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ct.style = ct.styles.length > 0 ? ct.styles[0] : "";
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ct.defaults = ctext;
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delete ct.calcchains;
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return ct;
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}
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/* 9.3.2 OPC Relationships Markup */
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function parseRels(data, currentFilePath) {
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if (!data) return data;
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if (currentFilePath.charAt(0) !== '/') {
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currentFilePath = '/'+currentFilePath;
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}
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var rels = {};
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var resolveRelativePathIntoAbsolute = function (to) {
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var toksFrom = currentFilePath.split('/');
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toksFrom.pop(); // folder path
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var toksTo = to.split('/');
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var reversed = [];
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while (toksTo.length !== 0) {
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var tokTo = toksTo.shift();
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if (tokTo === '..') {
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toksFrom.pop();
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} else if (tokTo !== '.') {
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toksFrom.push(tokTo);
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}
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}
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return toksFrom.join('/');
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};
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data.match(/<[^>]*>/g).forEach(function(x) {
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var y = parsexmltag(x);
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/* 9.3.2.2 OPC_Relationships */
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if (y[0] === '<Relationship') {
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var rel = {}; rel.Type = y.Type; rel.Target = y.Target; rel.Id = y.Id; rel.TargetMode = y.TargetMode;
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var canonictarget = resolveRelativePathIntoAbsolute(y.Target);
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rels[canonictarget] = rel;
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}
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});
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return rels;
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}
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