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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:24:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:24:48 +0000
commitcca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch)
tree146f39ded1c938019e1ed42d30923c2ac9e86789 /src/rdf.h
parentInitial commit. (diff)
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Adding upstream version 1.2.2.upstream/1.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/rdf.h')
-rw-r--r--src/rdf.h150
1 files changed, 150 insertions, 0 deletions
diff --git a/src/rdf.h b/src/rdf.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+/** @file
+ * @brief headers for RDF types
+ */
+/* Authors:
+ * Kees Cook <kees@outflux.net>
+ * Jon A. Cruz <jon@joncruz.org>
+ *
+ * Copyright (C) 2004 Authors
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+#ifndef SEEN_RDF_H
+#define SEEN_RDF_H
+
+#include <glibmm/i18n.h>
+#include "document.h"
+
+#define PREFS_METADATA "/metadata/rdf/"
+
+// yeah, it's not a triple yet...
+/**
+ * \brief Holds license name/resource doubles for rdf_license_t entries
+ */
+struct rdf_double_t {
+ char const *name;
+ char const *resource;
+};
+
+/**
+ * \brief Holds license name and RDF information
+ */
+struct rdf_license_t {
+ char const *name; /* localized name of this license */
+ char const *uri; /* URL for the RDF/Work/license element */
+ struct rdf_double_t *details; /* the license details */
+// char const *fragment; /* XML contents for the RDF/License tag */
+};
+
+extern rdf_license_t rdf_licenses [];
+
+/**
+ * \brief Describes how a given RDF entity is stored in XML
+ */
+enum RDFType {
+ RDF_CONTENT, // direct between-XML-tags content
+ RDF_AGENT, // requires the "Agent" hierarchy before doing content
+ RDF_RESOURCE, // stored in "rdf:resource" element
+ RDF_XML, // literal XML
+ RDF_BAG // rdf:Bag resources
+};
+
+/**
+ * \brief Describes how a given RDF entity should be edited
+ */
+enum RDF_Format {
+ RDF_FORMAT_LINE, // uses single line data (GtkEntry)
+ RDF_FORMAT_MULTILINE, // uses multiline data (GtkTextView)
+ RDF_FORMAT_SPECIAL // uses some other edit methods
+};
+
+enum RDF_Editable {
+ RDF_EDIT_GENERIC, // editable via generic widgets
+ RDF_EDIT_SPECIAL, // special widgets are needed
+ RDF_EDIT_HARDCODED // isn't editable
+};
+
+/**
+ * \brief Holds known RDF/Work tags
+ */
+struct rdf_work_entity_t {
+ char const *name; /* unique name of this entity for internal reference */
+ char const *title; /* localized title of this entity for data entry */
+ char const *tag; /* namespace tag for the RDF/Work element */
+ RDFType datatype; /* how to extract/inject the RDF information */
+ char const *tip; /* tool tip to explain the meaning of the entity */
+ RDF_Format format; /* in what format is this data edited? */
+ RDF_Editable editable;/* in what way is the data editable? */
+};
+
+extern rdf_work_entity_t rdf_work_entities [];
+
+/**
+ * \brief Generic collection of RDF information for the RDF debug function
+ */
+struct rdf_t {
+ char* work_title;
+ char* work_date;
+ char* work_creator;
+ char* work_owner;
+ char* work_publisher;
+ char* work_type;
+ char* work_source;
+ char* work_subject;
+ char* work_description;
+ struct rdf_license_t* license;
+};
+
+struct rdf_work_entity_t * rdf_find_entity(char const * name);
+
+/**
+ * \brief Retrieves a known RDF/Work entity's contents from the document XML by name
+ * \return A pointer to the entity's static contents as a string, or NULL if no entity exists
+ * \param entity The desired RDF/Work entity
+ *
+ */
+const gchar * rdf_get_work_entity(SPDocument const * doc,
+ struct rdf_work_entity_t * entity);
+
+/**
+ * \brief Stores a string into a named RDF/Work entity in the document XML
+ * \param entity The desired RDF/Work entity to replace
+ * \param string The string to replace the entity contents with
+ *
+ */
+unsigned int rdf_set_work_entity(SPDocument * doc,
+ struct rdf_work_entity_t * entity,
+ const char * text);
+
+/**
+ * \brief Attempts to match and retrieve a known RDF/License from the document XML
+ * \return A pointer to the static RDF license structure
+ *
+ */
+struct rdf_license_t * rdf_get_license(SPDocument *doc);
+
+/**
+ * \brief Stores an RDF/License XML in the document XML
+ * \param document Which document to update
+ * \param license The desired RDF/License structure to store; NULL drops old license, so can be used for proprietary license.
+ *
+ */
+void rdf_set_license(SPDocument * doc,
+ struct rdf_license_t const * license);
+
+void rdf_set_defaults ( SPDocument * doc );
+
+void rdf_add_from_preferences ( SPDocument *doc );
+
+#endif // SEEN_RDF_H
+
+/*
+ Local Variables:
+ mode:c++
+ c-file-style:"stroustrup"
+ c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+ indent-tabs-mode:nil
+ fill-column:99
+ End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :