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BinaryObjectScanner/BurnOutSharp/External/libgsf/GsfOpenDocUtils.cs
Matt Nadareski 7e69a56892 LibGSF (nw)
2022-06-10 15:29:58 -07:00

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/* vim: set sw=8: -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* gsf-opendoc-utils.c: Handle the application neutral portions of OpenDocument
*
* Author: Luciano Wolf (luciano.wolf@indt.org.br)
*
* Copyright (C) 2006 Jody Goldberg (jody@gnome.org)
* Copyright (C) 2005-2006 INdT - Instituto Nokia de Tecnologia
* http://www.indt.org.br
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2.1 of the GNU Lesser General Public
* License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
* USA
*/
using System;
using System.Collections.Generic;
using System.Xml;
using LibGSF.Input;
using static LibGSF.GsfMetaNames;
namespace LibGSF
{
#region Enums
public enum OpenDocType
{
OO_NS_OFFICE,
OO_NS_STYLE,
OO_NS_TEXT,
OO_NS_TABLE,
OO_NS_DRAW,
OO_NS_NUMBER,
OO_NS_CHART,
OO_NS_DR3D,
OO_NS_FORM,
OO_NS_SCRIPT,
OO_NS_CONFIG,
OO_NS_MATH,
OO_NS_FO,
OO_NS_DC,
OO_NS_META,
OO_NS_XLINK,
OO_NS_SVG,
/* new in 2.0 */
OO_NS_OOO,
OO_NS_OOOW,
OO_NS_OOOC,
OO_NS_DOM,
OO_NS_XFORMS,
OO_NS_XSD,
OO_NS_XSI,
OO_NS_PRESENT, /* added in gsf-1.14.8 */
/* new in 3.0 */
OO_NS_RPT,
OO_NS_OF,
OO_NS_RDFA,
OO_NS_FIELD,
OO_NS_FORMX,
/* Other OpenDocument 1.1 */
OO_NS_ANIM,
OO_NS_DATASTYLE,
OO_NS_MANIFEST,
OO_NS_SMIL,
/* Symphony 1.3 */
OO_LOTUS_NS_PRODTOOLS,
/* KOffice 1.6.3 */
OO_KDE_NS_KOFFICE,
/*CleverAge ODF Add-in for Microsoft Office 3.0.5224.0 (11.0.8302)*/
OO_CLEVERAGE_NS_DC,
/* Microsoft Excel Formulas */
OO_MS_NS_MSOXL,
/* Gnumeric ODF extensions */
OO_GNUM_NS_EXT,
/* New in ODF 3.2 */
OO_NS_GRDDL,
OO_NS_XHTML,
OO_NS_TABLE_OOO,
/* New in ODF 3.3 */
OO_NS_CHART_OOO,
/* New in LOCALC */
OO_NS_LOCALC_EXT,
OO_NS_LOCALC_EXT2
}
#endregion
#region Classes
public class GsfODFOut : GsfXMLOut
{
#region Internal Properties
public int OdfVersion { get; set; } = 100;
#endregion
#region Functions
public string GetVersionString() => $"{OdfVersion / 100}.{OdfVersion % 100}";
#endregion
}
public class GsfOOMetaIn
{
public GsfDocMetaData MetaData { get; set; }
public List<object> Keywords { get; set; }
public Exception Err { get; set; }
public string Name { get; set; }
public Type Type { get; set; }
public XmlDocument Doc { get; set; }
}
public static class GsfOpenDocUtils
{
#region Constants
public const string OFFICE = "office:";
#endregion
#region Functions
/// <summary>
/// Gives the ODF version used by libgsf when writing Open Document files.
/// </summary>
/// <returns>The ODF version as a string: "1.2".</returns>
public static string GetVersionString() => "1.2";
/// <summary>
/// Gives the ODF version used by libgsf when writing Open Document files.
/// </summary>
/// <returns>The ODF version: 102.</returns>
public static short GetVersion() => 102;
#endregion
#region Extension Functions
public static void od_meta_generator(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_GENERATOR, typeof(string));
public static void od_meta_title(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_TITLE, typeof(string));
public static void od_meta_description(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_DESCRIPTION, typeof(string));
public static void od_meta_subject(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_SUBJECT, typeof(string));
public static void od_meta_initial_creator(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_INITIAL_CREATOR, typeof(string));
/// <summary>
/// OD considers this the last person to modify the doc, rather than
/// the DC convention of the person primarilly responsible for its creation
/// </summary>
public static void od_meta_creator(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_CREATOR, typeof(string));
/// <summary>
/// Last to print
/// </summary>
public static void od_meta_printed_by(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_PRINTED_BY, typeof(string));
public static void od_meta_date_created(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_DATE_CREATED, typeof(DateTime));
public static void od_meta_date_modified(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_DATE_MODIFIED, typeof(DateTime));
public static void od_meta_print_date(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_LAST_PRINTED, typeof(DateTime));
public static void od_meta_language(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_LANGUAGE, typeof(string));
public static void od_meta_editing_cycles(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_REVISION_COUNT, typeof(uint));
// FIXME FIXME FIXME should be durations using format 'PnYnMnDTnHnMnS'
public static void od_meta_editing_duration(this GsfXMLIn xin, GsfXMLBlob blob) => xin.od_get_meta_prop(GSF_META_NAME_EDITING_DURATION, typeof(string));
/// <summary>
/// OD allows multiple keywords, accumulate things and make it an array
/// </summary>
public static void od_meta_keyword(this GsfXMLIn xin, GsfXMLBlob blob)
{
GsfOOMetaIn mi = (GsfOOMetaIn)xin.UserState;
if (mi.Keywords == null)
mi.Keywords = new List<object>();
mi.Keywords.Add(xin.Content);
}
public static void od_meta_user_defined(this GsfXMLIn xin, string[] attrs)
{
GsfOOMetaIn mi = (GsfOOMetaIn)xin.UserState;
mi.Type = null;
mi.Name = null;
for (int i = 0; i < attrs.Length - 1 && attrs[i] != null && attrs[i + 1] != null; i += 2)
{
if (attrs[i] == "meta:name")
{
mi.Name = attrs[i + 1];
}
else if (attrs[i] == "meta:value-type" || attrs[i] == "meta:type")
{
// "meta:type" is a typo on the write
// side that was fixed on 20110509.
if (attrs[i + 1] == "boolean")
{
mi.Type = typeof(bool);
}
else if (attrs[i + 1] == "float")
{
mi.Type = typeof(double);
}
else if (attrs[i + 1] == "string")
{
mi.Type = typeof(string);
}
else if (attrs[i + 1] == "date" || attrs[i + 1] == "data")
{
// "data" is a typo on the write side that was
// fixed on 20110311.
mi.Type = typeof(DateTime);
}
else if (attrs[i + 1] == "time")
{
mi.Type = typeof(string);
// We should be able to do better
}
else
{
// What?
}
}
}
// This should not happen
if (mi.Name == null)
mi.Name = string.Empty;
}
public static void od_meta_user_defined_end(this GsfXMLIn xin, GsfXMLBlob blob)
{
GsfOOMetaIn mi = (GsfOOMetaIn)xin.UserState;
if (mi.Name != null)
{
object res = new object();
Type t = mi.Type;
if (t == null)
t = typeof(string);
if (!GsfLibXML.ValueFromString(ref res, t, xin.Content))
{
mi.Name = null;
return;
}
if (mi.Name.StartsWith("GSF_DOCPROP_VECTOR:"))
{
int true_name = mi.Name.IndexOf(':', 19);
if (true_name != -1 && mi.Name[++true_name] != 0)
{
GsfDocProp prop = mi.MetaData.Lookup(mi.Name.Substring(true_name));
if (prop == null)
{
List<GsfDocProp> vector = new List<GsfDocProp>();
vector.Add(prop);
mi.MetaData.Insert(mi.Name.Substring(true_name), vector);
}
else
{
object old = prop.Value;
if (old is List<GsfDocProp> oldList)
{
List<GsfDocProp> newObj = new List<GsfDocProp>();
newObj.AddRange(oldList);
newObj.Add(res as GsfDocProp);
prop.Value = newObj;
}
else
{
Console.Error.WriteLine($"Property \"{mi.Name.Substring(true_name)}\" used for multiple types!");
}
}
mi.Name = null;
return;
}
}
mi.MetaData.Insert(mi.Name, res);
mi.Name = null;
}
}
private static void od_get_meta_prop(this GsfXMLIn xin, string prop_name, Type g_type)
{
object res = new object();
if (GsfLibXML.ValueFromString(ref res, g_type, xin.Content))
(xin.UserState as GsfOOMetaIn).MetaData.Insert(prop_name, res);
}
#endregion
#region Utilities
/// <summary>
/// Generated based on:
/// http://www.oasis-open.org/committees/download.php/12572/OpenDocument-v1.0-os.pdf
/// and OpenDocument-v1.1.pdf
/// </summary>
private static XmlNameTable CreateOpenDocumentNamespaces()
{
NameTable table = new NameTable();
// OOo 1.0.x & 1.1.x
table.Add("http://openoffice.org/2000/office");
table.Add("http://openoffice.org/2000/style");
table.Add("http://openoffice.org/2000/text");
table.Add("http://openoffice.org/2000/table");
table.Add("http://openoffice.org/2000/drawing");
table.Add("http://openoffice.org/2000/datastyle");
table.Add("http://openoffice.org/2000/chart");
table.Add("http://openoffice.org/2000/dr3d");
table.Add("http://openoffice.org/2000/form");
table.Add("http://openoffice.org/2000/script");
table.Add("http://openoffice.org/2001/config");
table.Add("http://www.w3.org/1998/Math/MathML"); // also in 2.0
table.Add("http://www.w3.org/1999/XSL/Format");
table.Add("http://www.w3.org/1999/xlink"); // also in 2.0
table.Add("http://www.w3.org/2000/svg");
// OOo 1.9.x & 2.0.x
table.Add("urn:oasis:names:tc:opendocument:xmlns:office:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:style:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:text:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:table:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:drawing:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:xsl-fo-compatible:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:meta:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:datastyle:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:svg-compatible:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:chart:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:dr3d:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:form:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:script:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:presentation:1.0");
table.Add("http://purl.org/dc/elements/1.1/");
table.Add("http://openoffice.org/2004/office");
table.Add("http://openoffice.org/2004/writer");
table.Add("http://openoffice.org/2004/calc");
table.Add("http://www.w3.org/2001/xml-events");
table.Add("http://www.w3.org/2002/xforms");
table.Add("http://www.w3.org/2001/XMLSchema");
table.Add("http://www.w3.org/2001/XMLSchema-instance");
// OOo 3.0.x
table.Add("urn:oasis:names:tc:opendocument:xmlns:of:1.2");
table.Add("urn:openoffice:names:experimental:ooo-ms-interop:xmlns:field:1.0");
table.Add("urn:openoffice:names:experimental:ooxml-odf-interop:xmlns:field:1.0");
table.Add("urn:openoffice:names:experimental:ooxml-odf-interop:xmlns:form:1.0");
table.Add("http://openoffice.org/2005/report");
table.Add("http://docs.oasis-open.org/opendocument/meta/rdfa#");
// OOo 3.2.x
table.Add("http://www.w3.org/2003/g/data-view#");
table.Add("http://www.w3.org/1999/xhtml");
table.Add("http://openoffice.org/2009/table");
// OOo 3.3.x
table.Add("http://openoffice.org/2010/chart");
// Other OpenDocument v 1.1
table.Add("urn:oasis:names:tc:opendocument:xmlns:config:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:animation:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:data style:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:manifest:1.0");
table.Add("urn:oasis:names:tc:opendocument:xmlns:smil-compatible:1.0");
// Symphony 1.3
table.Add("http://www.ibm.com/xmlns/prodtools");
// CleverAge ODF Add-in for Microsoft Office 3.0.5224.0 (11.0.8302)
table.Add("http://purl.org/dc/terms/");
// KOffice 1.6.3
table.Add("http://www.koffice.org/2005/");
// Microsoft Excel Formulas in ODF
table.Add("http://schemas.microsoft.com/office/excel/formula");
// Gnumeric ODF extensions
table.Add("http://www.gnumeric.org/odf-extension/1.0");
// LOCALC
table.Add("urn:org:documentfoundation:names:experimental:office:xmlns:loext:1.0");
table.Add("urn:org:documentfoundation:names:experimental:calc:xmlns:calcext:1.0");
return table;
}
private static XmlDocumentType CreateOpenDocumentDTD(XmlDocument doc)
{
// Root node
XmlDocumentType docType = doc.CreateDocumentType("meta", null, null, null);
// OpenDocument TAGS
docType.AppendChild(doc.CreateElement("generator"));
docType.AppendChild(doc.CreateElement("title"));
docType.AppendChild(doc.CreateElement("description"));
docType.AppendChild(doc.CreateElement("subject"));
docType.AppendChild(doc.CreateElement("keyword"));
docType.AppendChild(doc.CreateElement("initial-creator"));
docType.AppendChild(doc.CreateElement("creator"));
docType.AppendChild(doc.CreateElement("printed-by"));
docType.AppendChild(doc.CreateElement("creation-date"));
docType.AppendChild(doc.CreateElement("date"));
docType.AppendChild(doc.CreateElement("print-date"));
docType.AppendChild(doc.CreateElement("template"));
docType.AppendChild(doc.CreateElement("auto-reload"));
docType.AppendChild(doc.CreateElement("hyperlink-behaviour"));
docType.AppendChild(doc.CreateElement("document-statistic"));
docType.AppendChild(doc.CreateElement("language"));
docType.AppendChild(doc.CreateElement("editing-duration"));
docType.AppendChild(doc.CreateElement("user-defined"));
return docType;
}
public static void gsf_opendoc_metadata_subtree_free(GsfXMLIn xin, object old_state)
{
GsfOOMetaIn state = old_state as GsfOOMetaIn;
if (state.Keywords != null)
state.MetaData.Insert(GSF_META_NAME_KEYWORDS, state.Keywords);
}
/// <summary>
/// Extend <paramref name="doc"/>> so that it can parse a subtree in OpenDoc metadata format
/// </summary>
public static void gsf_doc_meta_data_odf_subtree(GsfDocMetaData md, GsfXMLIn doc)
{
if (md == null)
return;
XmlDocument document = new XmlDocument(CreateOpenDocumentNamespaces());
XmlDocumentType docType = CreateOpenDocumentDTD(document);
document.AppendChild(docType);
GsfOOMetaIn state = new GsfOOMetaIn
{
MetaData = md,
Type = null,
Doc = document,
};
doc.PushState(state.Doc, state, gsf_opendoc_metadata_subtree_free, null);
}
/// <summary>
/// Extend <paramref name="xin"/> so that it can parse a subtree in OpenDoc metadata format
/// The current user_state must be a GsfOOMetaIn!
/// </summary>
public static void gsf_opendoc_metadata_subtree_internal(GsfXMLIn xin, string[] attrs)
{
GsfOOMetaIn mi = (GsfOOMetaIn)xin.UserState;
if (mi.Doc == null)
{
XmlDocument document = new XmlDocument(CreateOpenDocumentNamespaces());
XmlDocumentType docType = CreateOpenDocumentDTD(document);
document.AppendChild(docType);
mi.Doc = document;
}
xin.PushState(mi.Doc, null, null, null);
}
/**
* gsf_doc_meta_data_read_from_odf:
* @md: #GsfDocMetaData
* @input: #GsfInput
*
* Read an OpenDocument metadata stream from @input and store the properties
* into @md. Overwrite any existing properties with the same id.
*
* Since: 1.14.24
*
* Returns: (transfer full): a #Exception if there is a problem.
**/
public static Exception gsf_doc_meta_data_read_from_odf(GsfDocMetaData md, GsfInput input)
{
GsfOOMetaIn state = new GsfOOMetaIn
{
MetaData = md,
Keywords = null,
Err = null,
Name = null,
Doc = null,
};
GsfXMLInParser parser = new GsfXMLInParser(input as GsfXMLIn);
state.Doc = new XmlDocument(CreateOpenDocumentNamespaces());
XmlDocumentType docType = CreateOpenDocumentDTD(state.Doc);
state.Doc.AppendChild(docType);
while (parser.Read()) { }
parser.Close();
if (state.Keywords != null)
state.Keywords.Add(md);
return state.Err;
}
/**
* gsf_opendoc_metadata_read: (skip)
* @input: #GsfInput
* @md: #GsfDocMetaData
*
* Read an OpenDocument metadata stream from @input and store the properties
* into @md. Overwrite any existing properties with the same id.
*
* Deprecated: 1.14.24, use gsf_doc_meta_data_read_from_odf
*
* Returns: (transfer full): a #Exception if there is a problem.
**/
public static Exception gsf_opendoc_metadata_read(GsfInput input, GsfDocMetaData md) => gsf_doc_meta_data_read_from_odf(md, input);
// Shared by all instances and never freed
private static readonly Dictionary<string, string> od_prop_name_map = new Dictionary<string, string>
{
{ GSF_META_NAME_GENERATOR, "meta:generator" },
{ GSF_META_NAME_TITLE, "dc:title" },
{ GSF_META_NAME_DESCRIPTION, "dc:description" },
{ GSF_META_NAME_SUBJECT, "dc:subject" },
{ GSF_META_NAME_INITIAL_CREATOR,"meta:initial-creator" },
{ GSF_META_NAME_CREATOR, "dc:creator" },
{ GSF_META_NAME_PRINTED_BY, "meta:printed-by" },
{ GSF_META_NAME_DATE_CREATED, "meta:creation-date" },
{ GSF_META_NAME_DATE_MODIFIED, "dc:date" },
{ GSF_META_NAME_LAST_PRINTED, "meta:print-date" },
{ GSF_META_NAME_LANGUAGE, "dc:language" },
{ GSF_META_NAME_REVISION_COUNT, "meta:editing-cycles" },
{ GSF_META_NAME_EDITING_DURATION, "meta:editing-duration" }
};
public static string od_map_prop_name(string name)
{
if (!od_prop_name_map.ContainsKey(name))
return null;
return od_prop_name_map[name];
}
/*
meta:page-count GSF_META_NAME_PAGE_COUNT
meta:table-count GSF_META_NAME_TABLE_COUNT:
meta:draw-count
meta:image-count GSF_META_NAME_IMAGE_COUNT:
meta:ole-object-count GSF_META_NAME_OBJECT_COUNT:
meta:paragraph-count GSF_META_NAME_PARAGRAPH_COUNT:
meta:word-count
meta:character-count GSF_META_NAME_CHARACTER_COUNT
meta:row-count GSF_META_NAME_LINE_COUNT:
meta:frame-count
meta:sentence-count
meta:syllable-count
meta:non-whitespace-character-count
meta:page-count
GSF_META_NAME_SPREADSHEET_COUNT
meta:table-count
GSF_META_NAME_TABLE_COUNT:
meta:image-count
* GSF_META_NAME_IMAGE_COUNT:
meta:cell-count
GSF_META_NAME_CELL_COUNT
meta:object-count
GSF_META_NAME_OBJECT_COUNT:
meta:page-count
GSF_META_NAME_SLIDE_COUNT:
meta:image-count
GSF_META_NAME_IMAGE_COUNT:
meta:object-count
GSF_META_NAME_OBJECT_COUNT:
*/
/// <summary>
/// ODF does not like "t" and "f" which we use normally
/// </summary>
public static void gsf_xml_out_add_gvalue_for_odf(this GsfXMLOut xout, string id, object val)
{
if (val is bool b)
xout.AddString(id, b ? "true" : "false");
else
xout.AddValue(id, val);
}
static void meta_write_props_user_defined(string prop_name, object val, GsfXMLOut output)
{
string type_name = null;
output.StartElement("meta:user-defined");
output.AddStringUnchecked("meta:name", prop_name);
if (null == val)
{
output.EndElement();
return;
}
if (val.GetType() == typeof(char))
type_name = "string";
else if (val.GetType() == typeof(byte))
type_name = "string";
else if (val.GetType() == typeof(string))
type_name = "string";
else if (val.GetType().IsEnum)
type_name = "string";
else if (val.GetType() == typeof(bool))
type_name = "boolean";
else if (val.GetType() == typeof(int))
type_name = "float";
else if (val.GetType() == typeof(uint))
type_name = "float";
else if (val.GetType() == typeof(long))
type_name = "float";
else if (val.GetType() == typeof(ulong))
type_name = "float";
else if (val.GetType() == typeof(float))
type_name = "float";
else if (val.GetType() == typeof(double))
type_name = "float";
else if (val.GetType() == typeof(DateTime))
type_name = "date";
if (type_name != null)
output.AddStringUnchecked("meta:value-type", type_name);
if (val != null)
output.gsf_xml_out_add_gvalue_for_odf(null, val);
output.EndElement();
}
static void meta_write_props(string prop_name, GsfDocProp prop, GsfXMLOut output)
{
string mapped_name;
object val = prop.Value;
// Handle specially
if (prop_name == GSF_META_NAME_KEYWORDS)
{
// OLE2 stores a single string, with no obvious
// standard for seperator
if (val.GetType() == typeof(string))
{
string str = (string)val;
if (!string.IsNullOrEmpty(str))
{
output.StartElement("meta:keyword");
output.AddString(null, str);
output.EndElement();
}
}
else if (val is List<GsfDocProp> list)
{
for (int i = 0; i < list.Count; i++)
{
string str = list[i].Name;
output.StartElement("meta:keyword");
output.AddString(null, str);
output.EndElement();
}
}
return;
}
if ((mapped_name = od_map_prop_name(prop_name)) == null)
{
if (val is List<GsfDocProp> list)
{
for (int i = 0; i < list.Count; i++)
{
string new_name = $"GSF_DOCPROP_VECTOR:{i:4}:{prop_name}";
meta_write_props_user_defined(new_name, list[i], output);
}
}
else
{
meta_write_props_user_defined(prop_name, val, output);
}
return;
}
// Standardized ODF meta items
output.StartElement(mapped_name);
if (val != null)
gsf_xml_out_add_gvalue_for_odf(output, null, val);
output.EndElement();
}
/**
* gsf_doc_meta_data_write_to_odf:
* @md: #GsfDocMetaData
* @output: (type GsfXMLOut): a pointer to a #GsfOutput.
*
* Since: 1.14.24
*
* Returns: %true if no error occured.
**/
static bool gsf_doc_meta_data_write_to_odf(GsfDocMetaData[] md, object output)
{
string ver_str;
if (output == null)
return false;
// For compatibility we take a GsfXMLOut argument. It really
// ought to be a GsfODFOut.
GsfXMLOut xout = output as GsfXMLOut;
GsfODFOut oout = (output is GsfODFOut) ? output as GsfODFOut : null;
ver_str = oout != null ? oout.GetVersionString() : GetVersionString();
xout.StartElement($"{OFFICE}document-meta");
xout.AddStringUnchecked("xmlns:office", "urn:oasis:names:tc:opendocument:xmlns:office:1.0");
xout.AddStringUnchecked("xmlns:xlink", "http://www.w3.org/1999/xlink");
xout.AddStringUnchecked("xmlns:dc", "http://purl.org/dc/elements/1.1/");
xout.AddStringUnchecked("xmlns:meta", "urn:oasis:names:tc:opendocument:xmlns:meta:1.0");
xout.AddStringUnchecked("xmlns:ooo", "http://openoffice.org/2004/office");
xout.AddStringUnchecked("office:version", ver_str);
xout.StartElement($"{OFFICE}meta");
foreach (GsfDocMetaData data in md)
{
foreach (KeyValuePair<string, GsfDocProp> kvp in data.Table)
{
meta_write_props(kvp.Key, kvp.Value, xout);
}
}
xout.EndElement();
xout.EndElement();
return true;
}
#endregion
}
#endregion
}
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