# From 2cff981870efd288787671b14f79bfa1cffac60d Mon Sep 17 00:00:00 2001
# From: Corey Berla <corey@berla.me>
# Date: Wed, 3 May 2023 15:50:08 -0700
# Subject: [PATCH] properties: Rename page_provider to model_provider and clean up

Be consistent because we are providing a model now

diff --git a/meson.build b/meson.build
index 2122cd894..54425fa6f 100644
--- a/meson.build
+++ b/meson.build
@@ -167,7 +167,7 @@ if ev_platform == 'gnome'
   # *** Nautilus property page build ***
   enable_nautilus = get_option('nautilus')
   if enable_nautilus
-    libnautilus_extension_dep = dependency('libnautilus-extension', version: ['>= 3.28.0', '< 42.20'])
+    libnautilus_extension_dep = dependency('libnautilus-extension-4', version: '>= 45',)
     nautilus_extension_dir = libnautilus_extension_dep.get_variable(pkgconfig: 'extensiondir', pkgconfig_define: ['libdir', ev_libdir])
   endif

-- 
GitLab

diff --git a/properties/ev-properties-main.c b/properties/ev-properties-main.c
index 7cc49da53..0a20aa971 100644
--- a/properties/ev-properties-main.c
+++ b/properties/ev-properties-main.c
@@ -41,9 +41,9 @@
 
 static GType epp_type = 0;
 static void property_page_provider_iface_init
-	(NautilusPropertyPageProviderIface *iface);
-static GList *ev_properties_get_pages
-	(NautilusPropertyPageProvider *provider, GList *files);
+	(NautilusPropertiesModelProviderInterface *iface);
+static GList *ev_properties_get_models
+	(NautilusPropertiesModelProvider *provider, GList *files);
 
 static void
 ev_properties_plugin_register_type (GTypeModule *module)
@@ -70,28 +70,107 @@ ev_properties_plugin_register_type (GTypeModule *module)
 			&info, 0);
 	g_type_module_add_interface (module,
 			epp_type,
-			NAUTILUS_TYPE_PROPERTY_PAGE_PROVIDER,
+			NAUTILUS_TYPE_PROPERTIES_MODEL_PROVIDER,
 			&property_page_provider_iface_info);
 }
 
 static void
-property_page_provider_iface_init (NautilusPropertyPageProviderIface *iface)
+property_page_provider_iface_init (NautilusPropertiesModelProviderInterface *iface)
 {
-	iface->get_pages = ev_properties_get_pages;
+	iface->get_models = ev_properties_get_models;
 }
 
+static GListModel *
+build_properties (EvDocument *document)
+{
+	EvDocumentInfo *info = ev_document_get_info (document);
+	GListStore *model = g_list_store_new (NAUTILUS_TYPE_PROPERTIES_ITEM);
+	const char *uri = ev_document_get_uri (document);
+	GDateTime *datetime = NULL;
+	char *text;
+
+#define SET_PROPERTY(p, value) 	do  {				\
+	g_list_store_append (model, 				\
+		nautilus_properties_item_new (_(properties_info[p##_PROPERTY].label), value)); \
+	} while (0)
+
+#define FIELD_SET_PROPERTY(p, value) 			\
+	if (info->fields_mask & EV_DOCUMENT_INFO_##p) {	\
+		SET_PROPERTY (p, value);		\
+	}
+
+	FIELD_SET_PROPERTY (TITLE, info->title);
+	SET_PROPERTY (URI, uri);
+	FIELD_SET_PROPERTY (SUBJECT, info->subject);
+	FIELD_SET_PROPERTY (AUTHOR, info->author);
+	FIELD_SET_PROPERTY (KEYWORDS, info->keywords);
+	FIELD_SET_PROPERTY (PRODUCER, info->producer);
+	FIELD_SET_PROPERTY (CREATOR, info->creator);
+
+        datetime = ev_document_info_get_created_datetime (info);
+        if (datetime != NULL) {
+                text = ev_document_misc_format_datetime (datetime);
+                SET_PROPERTY (CREATION_DATE, text);
+                g_free (text);
+        } else {
+                SET_PROPERTY (CREATION_DATE, NULL);
+        }
+        datetime = ev_document_info_get_modified_datetime (info);
+        if (datetime != NULL) {
+                text = ev_document_misc_format_datetime (datetime);
+                SET_PROPERTY (MOD_DATE, text);
+                g_free (text);
+        } else {
+                SET_PROPERTY (MOD_DATE, NULL);
+        }
+
+	FIELD_SET_PROPERTY (FORMAT, info->format);
+
+	if (info->fields_mask & EV_DOCUMENT_INFO_N_PAGES) {
+		text = g_strdup_printf ("%d", info->n_pages);
+		SET_PROPERTY (N_PAGES, text);
+		g_free (text);
+	}
+	FIELD_SET_PROPERTY (LINEARIZED, info->linearized);
+	FIELD_SET_PROPERTY (SECURITY, info->security);
+
+	if (info->fields_mask & EV_DOCUMENT_INFO_PAPER_SIZE) {
+		text = ev_regular_paper_size (info);
+		SET_PROPERTY (PAPER_SIZE, text);
+		g_free (text);
+	}
+
+	if (info->fields_mask & EV_DOCUMENT_INFO_CONTAINS_JS) {
+		if (info->contains_js == EV_DOCUMENT_CONTAINS_JS_YES) {
+			text = _("Yes");
+		} else if (info->contains_js == EV_DOCUMENT_CONTAINS_JS_NO) {
+			text = _("No");
+		} else {
+			text = _("Unknown");
+		}
+		SET_PROPERTY (CONTAINS_JS, text);
+	}
+
+	if (ev_document_get_size (document)) {
+		text = g_format_size (ev_document_get_size (document));
+		SET_PROPERTY (FILE_SIZE, text);
+		g_free (text);
+	}
+
+	return G_LIST_MODEL (model);
+#undef SET_PROPERTY
+#undef FIELD_SET_PROPERTY
+
 static GList *
-ev_properties_get_pages (NautilusPropertyPageProvider *provider,
+ev_properties_get_models (NautilusPropertiesModelProvider *provider,
 			 GList *files)
 {
 	GError *error = NULL;
 	EvDocument *document = NULL;
-	GList *pages = NULL;
+	GList *models = NULL;
 	NautilusFileInfo *file;
 	gchar *uri = NULL;
-	GtkWidget *page, *label;
-	GtkWidget *scrolled;
-	NautilusPropertyPage *property_page;
+	NautilusPropertiesModel *properties_group;
 
 	/* only add properties page if a single file is selected */
 	if (files == NULL || files->next != NULL)
@@ -105,32 +184,16 @@ ev_properties_get_pages (NautilusPropertyPageProvider *provider,
 	if (!document)
 		goto end;
 
-	label = gtk_label_new (_("Document"));
-	page = ev_properties_view_new (document);
-	ev_properties_view_set_info (EV_PROPERTIES_VIEW (page),
-				     ev_document_get_info (document));
-	gtk_widget_show (page);
-
-	scrolled = gtk_scrolled_window_new (NULL, NULL);
-	gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled),
-					GTK_POLICY_NEVER,
-					GTK_POLICY_AUTOMATIC);
-	gtk_scrolled_window_set_propagate_natural_width (GTK_SCROLLED_WINDOW (scrolled),
-							 TRUE);
-	gtk_container_add (GTK_CONTAINER (scrolled), page);
-	gtk_widget_show (scrolled);
-
-	property_page = nautilus_property_page_new ("document-properties",
-			label, scrolled);
+	properties_group = nautilus_properties_model_new (_("Document"), build_properties (document));
 
-	pages = g_list_prepend (pages, property_page);
+	models = g_list_prepend (models, properties_group);
 
 end:
 	g_free (uri);
 	g_clear_pointer (&error, g_error_free);
 	g_clear_object (&document);
 
-	return pages;
+	return models;
 }
 
 /* --- extension interface --- */
 
diff --git a/properties/ev-properties-main.c b/properties/ev-properties-main.c
index 0a20aa971..593744ef0 100644
--- a/properties/ev-properties-main.c
+++ b/properties/ev-properties-main.c
@@ -40,7 +40,7 @@
 #include "ev-properties-view.h"
 
 static GType epp_type = 0;
-static void property_page_provider_iface_init
+static void property_model_provider_iface_init
 	(NautilusPropertiesModelProviderInterface *iface);
 static GList *ev_properties_get_models
 	(NautilusPropertiesModelProvider *provider, GList *files);
@@ -59,8 +59,8 @@ ev_properties_plugin_register_type (GTypeModule *module)
 		0,
 		(GInstanceInitFunc) NULL
 	};
-	const GInterfaceInfo property_page_provider_iface_info = {
-		(GInterfaceInitFunc)property_page_provider_iface_init,
+	const GInterfaceInfo property_model_provider_iface_info = {
+		(GInterfaceInitFunc)property_model_provider_iface_init,
 		NULL,
 		NULL
 	};
@@ -71,7 +71,7 @@ ev_properties_plugin_register_type (GTypeModule *module)
 	g_type_module_add_interface (module,
 			epp_type,
 			NAUTILUS_TYPE_PROPERTIES_MODEL_PROVIDER,
-			&property_page_provider_iface_info);
+			&property_model_provider_iface_info);
 }
 
 static void

diff --git a/properties/ev-properties-view.c b/properties/ev-properties-view.c
index 04aa656f2..6c4066662 100644
--- a/properties/ev-properties-view.c
+++ b/properties/ev-properties-view.c
@@ -33,49 +33,6 @@
 
 #include "ev-properties-view.h"
 
-typedef enum {
-	TITLE_PROPERTY,
-	URI_PROPERTY,
-	SUBJECT_PROPERTY,
-	AUTHOR_PROPERTY,
-	KEYWORDS_PROPERTY,
-	PRODUCER_PROPERTY,
-	CREATOR_PROPERTY,
-	CREATION_DATE_PROPERTY,
-	MOD_DATE_PROPERTY,
-	N_PAGES_PROPERTY,
-	LINEARIZED_PROPERTY,
-	FORMAT_PROPERTY,
-	SECURITY_PROPERTY,
-	CONTAINS_JS_PROPERTY,
-	PAPER_SIZE_PROPERTY,
-	FILE_SIZE_PROPERTY,
-	N_PROPERTIES,
-} Property;
-
-typedef struct {
-	Property property;
-	const char *label;
-} PropertyInfo;
-
-static const PropertyInfo properties_info[] = {
-	{ TITLE_PROPERTY,         N_("Title:") },
-	{ URI_PROPERTY,           N_("Location:") },
-	{ SUBJECT_PROPERTY,       N_("Subject:") },
-	{ AUTHOR_PROPERTY,        N_("Author:") },
-	{ KEYWORDS_PROPERTY,      N_("Keywords:") },
-	{ PRODUCER_PROPERTY,      N_("Producer:") },
-	{ CREATOR_PROPERTY,       N_("Creator:") },
-	{ CREATION_DATE_PROPERTY, N_("Created:") },
-	{ MOD_DATE_PROPERTY,      N_("Modified:") },
-	{ N_PAGES_PROPERTY,       N_("Number of Pages:") },
-	{ LINEARIZED_PROPERTY,    N_("Optimized:") },
-	{ FORMAT_PROPERTY,        N_("Format:") },
-	{ SECURITY_PROPERTY,      N_("Security:") },
-	{ CONTAINS_JS_PROPERTY,   N_("Contains Javascript:") },
-	{ PAPER_SIZE_PROPERTY,    N_("Paper Size:") },
-	{ FILE_SIZE_PROPERTY,     N_("Size:") }
-};
 
 struct _EvPropertiesView {
 	GtkBox base_instance;
@@ -297,7 +254,7 @@ get_tolerance (gdouble size)
 		return 3.0f;
 }
 
-static char *
+char *
 ev_regular_paper_size (const EvDocumentInfo *info)
 {
 	GList *paper_sizes, *l;
diff --git a/properties/ev-properties-view.h b/properties/ev-properties-view.h
index 8d27d5b50..f620147b9 100644
--- a/properties/ev-properties-view.h
+++ b/properties/ev-properties-view.h
@@ -26,6 +26,50 @@
 
 G_BEGIN_DECLS
 
+typedef enum {
+	TITLE_PROPERTY,
+	URI_PROPERTY,
+	SUBJECT_PROPERTY,
+	AUTHOR_PROPERTY,
+	KEYWORDS_PROPERTY,
+	PRODUCER_PROPERTY,
+	CREATOR_PROPERTY,
+	CREATION_DATE_PROPERTY,
+	MOD_DATE_PROPERTY,
+	N_PAGES_PROPERTY,
+	LINEARIZED_PROPERTY,
+	FORMAT_PROPERTY,
+	SECURITY_PROPERTY,
+	CONTAINS_JS_PROPERTY,
+	PAPER_SIZE_PROPERTY,
+	FILE_SIZE_PROPERTY,
+	N_PROPERTIES,
+} Property;
+
+typedef struct {
+	Property property;
+	const char *label;
+} PropertyInfo;
+
+static const PropertyInfo properties_info[] = {
+	{ TITLE_PROPERTY,         N_("Title:") },
+	{ URI_PROPERTY,           N_("Location:") },
+	{ SUBJECT_PROPERTY,       N_("Subject:") },
+	{ AUTHOR_PROPERTY,        N_("Author:") },
+	{ KEYWORDS_PROPERTY,      N_("Keywords:") },
+	{ PRODUCER_PROPERTY,      N_("Producer:") },
+	{ CREATOR_PROPERTY,       N_("Creator:") },
+	{ CREATION_DATE_PROPERTY, N_("Created:") },
+	{ MOD_DATE_PROPERTY,      N_("Modified:") },
+	{ N_PAGES_PROPERTY,       N_("Number of Pages:") },
+	{ LINEARIZED_PROPERTY,    N_("Optimized:") },
+	{ FORMAT_PROPERTY,        N_("Format:") },
+	{ SECURITY_PROPERTY,      N_("Security:") },
+	{ CONTAINS_JS_PROPERTY,   N_("Contains Javascript:") },
+	{ PAPER_SIZE_PROPERTY,    N_("Paper Size:") },
+	{ FILE_SIZE_PROPERTY,     N_("Size:") }
+};
+
 typedef struct _EvPropertiesView EvPropertiesView;
 typedef struct _EvPropertiesViewClass EvPropertiesViewClass;
 typedef struct _EvPropertiesViewPrivate EvPropertiesViewPrivate;
@@ -44,4 +88,6 @@ GtkWidget      *ev_properties_view_new			(EvDocument           *document);
 void		ev_properties_view_set_info		(EvPropertiesView     *properties,
 							 const EvDocumentInfo *info);
 
+char *		ev_regular_paper_size			(const EvDocumentInfo *info);
+
 G_END_DECLS
-- 
GitLab

diff --git a/properties/ev-properties-main.c b/properties/ev-properties-main.c
index 593744ef0..a3f993192 100644
--- a/properties/ev-properties-main.c
+++ b/properties/ev-properties-main.c
@@ -40,189 +40,209 @@
 #include "ev-properties-view.h"
 
 static GType epp_type = 0;
-static void property_model_provider_iface_init
-	(NautilusPropertiesModelProviderInterface *iface);
-static GList *ev_properties_get_models
-	(NautilusPropertiesModelProvider *provider, GList *files);
+
+static void property_model_provider_iface_init(NautilusPropertiesModelProviderInterface *iface);
+static GList *ev_properties_get_models(NautilusPropertiesModelProvider *provider, GList *files);
+static void ev_properties_plugin_register_type(GTypeModule *module);
+static GListModel *build_properties(EvDocument *document);
 
 static void
-ev_properties_plugin_register_type (GTypeModule *module)
+ev_properties_plugin_register_type(GTypeModule *module)
 {
-	const GTypeInfo info = {
-		sizeof (GObjectClass),
-		(GBaseInitFunc) NULL,
-		(GBaseFinalizeFunc) NULL,
-		(GClassInitFunc) NULL,
-		NULL,
-		NULL,
-		sizeof (GObject),
-		0,
-		(GInstanceInitFunc) NULL
-	};
-	const GInterfaceInfo property_model_provider_iface_info = {
-		(GInterfaceInitFunc)property_model_provider_iface_init,
-		NULL,
-		NULL
-	};
-
-	epp_type = g_type_module_register_type (module, G_TYPE_OBJECT,
-			"EvPropertiesPlugin",
-			&info, 0);
-	g_type_module_add_interface (module,
-			epp_type,
-			NAUTILUS_TYPE_PROPERTIES_MODEL_PROVIDER,
-			&property_model_provider_iface_info);
+    const GTypeInfo info = {
+        sizeof(GObjectClass),
+        (GBaseInitFunc)NULL,
+        (GBaseFinalizeFunc)NULL,
+        (GClassInitFunc)NULL,
+        NULL,
+        NULL,
+        sizeof(GObject),
+        0,
+        (GInstanceInitFunc)NULL
+    };
+    const GInterfaceInfo property_model_provider_iface_info = {
+        (GInterfaceInitFunc)property_model_provider_iface_init,
+        NULL,
+        NULL
+    };
+
+    epp_type = g_type_module_register_type(module, G_TYPE_OBJECT,
+                                           "EvPropertiesPlugin",
+                                           &info, 0);
+    g_type_module_add_interface(module,
+                                epp_type,
+                                NAUTILUS_TYPE_PROPERTIES_MODEL_PROVIDER,
+                                &property_model_provider_iface_info);
 }
 
 static void
-property_page_provider_iface_init (NautilusPropertiesModelProviderInterface *iface)
+property_model_provider_iface_init(NautilusPropertiesModelProviderInterface *iface)
 {
-	iface->get_models = ev_properties_get_models;
+    iface->get_models = ev_properties_get_models;
 }
 
 static GListModel *
-build_properties (EvDocument *document)
+build_properties(EvDocument *document)
 {
-	EvDocumentInfo *info = ev_document_get_info (document);
-	GListStore *model = g_list_store_new (NAUTILUS_TYPE_PROPERTIES_ITEM);
-	const char *uri = ev_document_get_uri (document);
-	GDateTime *datetime = NULL;
-	char *text;
-
-#define SET_PROPERTY(p, value) 	do  {				\
-	g_list_store_append (model, 				\
-		nautilus_properties_item_new (_(properties_info[p##_PROPERTY].label), value)); \
-	} while (0)
-
-#define FIELD_SET_PROPERTY(p, value) 			\
-	if (info->fields_mask & EV_DOCUMENT_INFO_##p) {	\
-		SET_PROPERTY (p, value);		\
-	}
-
-	FIELD_SET_PROPERTY (TITLE, info->title);
-	SET_PROPERTY (URI, uri);
-	FIELD_SET_PROPERTY (SUBJECT, info->subject);
-	FIELD_SET_PROPERTY (AUTHOR, info->author);
-	FIELD_SET_PROPERTY (KEYWORDS, info->keywords);
-	FIELD_SET_PROPERTY (PRODUCER, info->producer);
-	FIELD_SET_PROPERTY (CREATOR, info->creator);
-
-        datetime = ev_document_info_get_created_datetime (info);
-        if (datetime != NULL) {
-                text = ev_document_misc_format_datetime (datetime);
-                SET_PROPERTY (CREATION_DATE, text);
-                g_free (text);
-        } else {
-                SET_PROPERTY (CREATION_DATE, NULL);
+    EvDocumentInfo *info = ev_document_get_info(document);
+    GListStore *model = g_list_store_new(NAUTILUS_TYPE_PROPERTIES_ITEM);
+    const char *uri = ev_document_get_uri(document);
+    GDateTime *datetime = NULL;
+    char *text;
+
+#define SET_PROPERTY(p, value)                                                     \
+    do                                                                             \
+    {                                                                              \
+        g_list_store_append(model,                                                 \
+                            nautilus_properties_item_new(_(properties_info[p##_PROPERTY].label), value)); \
+    } while (0)
+
+#define FIELD_SET_PROPERTY(p, value)              \
+    if (info->fields_mask & EV_DOCUMENT_INFO_##p) \
+    {                                             \
+        SET_PROPERTY(p, value);                   \
+    }
+
+    FIELD_SET_PROPERTY(TITLE, info->title);
+    SET_PROPERTY(URI, uri);
+    FIELD_SET_PROPERTY(SUBJECT, info->subject);
+    FIELD_SET_PROPERTY(AUTHOR, info->author);
+    FIELD_SET_PROPERTY(KEYWORDS, info->keywords);
+    FIELD_SET_PROPERTY(PRODUCER, info->producer);
+    FIELD_SET_PROPERTY(CREATOR, info->creator);
+
+    datetime = ev_document_info_get_created_datetime(info);
+    if (datetime != NULL)
+    {
+        text = ev_document_misc_format_datetime(datetime);
+        SET_PROPERTY(CREATION_DATE, text);
+        g_free(text);
+    }
+    else
+    {
+        SET_PROPERTY(CREATION_DATE, NULL);
+    }
+    datetime = ev_document_info_get_modified_datetime(info);
+    if (datetime != NULL)
+    {
+        text = ev_document_misc_format_datetime(datetime);
+        SET_PROPERTY(MOD_DATE, text);
+        g_free(text);
+    }
+    else
+    {
+        SET_PROPERTY(MOD_DATE, NULL);
+    }
+
+    FIELD_SET_PROPERTY(FORMAT, info->format);
+
+    if (info->fields_mask & EV_DOCUMENT_INFO_N_PAGES)
+    {
+        text = g_strdup_printf("%d", info->n_pages);
+        SET_PROPERTY(N_PAGES, text);
+        g_free(text);
+    }
+    FIELD_SET_PROPERTY(LINEARIZED, info->linearized);
+    FIELD_SET_PROPERTY(SECURITY, info->security);
+
+    if (info->fields_mask & EV_DOCUMENT_INFO_PAPER_SIZE)
+    {
+        text = ev_regular_paper_size(info);
+        SET_PROPERTY(PAPER_SIZE, text);
+        g_free(text);
+    }
+
+    if (info->fields_mask & EV_DOCUMENT_INFO_CONTAINS_JS)
+    {
+        if (info->contains_js == EV_DOCUMENT_CONTAINS_JS_YES)
+        {
+            text = _("Yes");
+        }
+        else if (info->contains_js == EV_DOCUMENT_CONTAINS_JS_NO)
+        {
+            text = _("No");
         }
-        datetime = ev_document_info_get_modified_datetime (info);
-        if (datetime != NULL) {
-                text = ev_document_misc_format_datetime (datetime);
-                SET_PROPERTY (MOD_DATE, text);
-                g_free (text);
-        } else {
-                SET_PROPERTY (MOD_DATE, NULL);
+        else
+        {
+            text = _("Unknown");
         }
+        SET_PROPERTY(CONTAINS_JS, text);
+    }
 
-	FIELD_SET_PROPERTY (FORMAT, info->format);
-
-	if (info->fields_mask & EV_DOCUMENT_INFO_N_PAGES) {
-		text = g_strdup_printf ("%d", info->n_pages);
-		SET_PROPERTY (N_PAGES, text);
-		g_free (text);
-	}
-	FIELD_SET_PROPERTY (LINEARIZED, info->linearized);
-	FIELD_SET_PROPERTY (SECURITY, info->security);
-
-	if (info->fields_mask & EV_DOCUMENT_INFO_PAPER_SIZE) {
-		text = ev_regular_paper_size (info);
-		SET_PROPERTY (PAPER_SIZE, text);
-		g_free (text);
-	}
-
-	if (info->fields_mask & EV_DOCUMENT_INFO_CONTAINS_JS) {
-		if (info->contains_js == EV_DOCUMENT_CONTAINS_JS_YES) {
-			text = _("Yes");
-		} else if (info->contains_js == EV_DOCUMENT_CONTAINS_JS_NO) {
-			text = _("No");
-		} else {
-			text = _("Unknown");
-		}
-		SET_PROPERTY (CONTAINS_JS, text);
-	}
-
-	if (ev_document_get_size (document)) {
-		text = g_format_size (ev_document_get_size (document));
-		SET_PROPERTY (FILE_SIZE, text);
-		g_free (text);
-	}
-
-	return G_LIST_MODEL (model);
+    if (ev_document_get_size(document))
+    {
+        text = g_format_size(ev_document_get_size(document));
+        SET_PROPERTY(FILE_SIZE, text);
+        g_free(text);
+    }
+
+    return G_LIST_MODEL(model);
 #undef SET_PROPERTY
 #undef FIELD_SET_PROPERTY
+}
 
 static GList *
-ev_properties_get_models (NautilusPropertiesModelProvider *provider,
-			 GList *files)
+ev_properties_get_models(NautilusPropertiesModelProvider *provider,
+                         GList *files)
 {
-	GError *error = NULL;
-	EvDocument *document = NULL;
-	GList *models = NULL;
-	NautilusFileInfo *file;
-	gchar *uri = NULL;
-	NautilusPropertiesModel *properties_group;
+    GError *error = NULL;
+    EvDocument *document = NULL;
+    GList *models = NULL;
+    NautilusFileInfo *file;
+    gchar *uri = NULL;
+    NautilusPropertiesModel *properties_group;
 
-	/* only add properties page if a single file is selected */
-	if (files == NULL || files->next != NULL)
-		goto end;
-	file = files->data;
+    /* only add properties page if a single file is selected */
+    if (files == NULL || files->next != NULL)
+        goto end;
+    file = files->data;
 
-	/* okay, make the page */
-	uri = nautilus_file_info_get_uri (file);
+    /* okay, make the page */
+    uri = nautilus_file_info_get_uri(file);
 
-	document = ev_document_factory_get_document (uri, &error);
-	if (!document)
-		goto end;
+    document = ev_document_factory_get_document(uri, &error);
+    if (!document)
+        goto end;
 
-	properties_group = nautilus_properties_model_new (_("Document"), build_properties (document));
+    properties_group = nautilus_properties_model_new(_("Document"), build_properties(document));
 
-	models = g_list_prepend (models, properties_group);
+    models = g_list_prepend(models, properties_group);
 
 end:
-	g_free (uri);
-	g_clear_pointer (&error, g_error_free);
-	g_clear_object (&document);
+    g_free(uri);
+    g_clear_pointer(&error, g_error_free);
+    g_clear_object(&document);
 
-	return models;
+    return models;
 }
 
-/* --- extension interface --- */
+/* --- Extension Interface --- */
 
 EV_PUBLIC
 void
-nautilus_module_initialize (GTypeModule *module)
+nautilus_module_initialize(GTypeModule *module)
 {
-	ev_properties_plugin_register_type (module);
-	ev_properties_view_register_type (module);
+    ev_properties_plugin_register_type(module);
+    ev_properties_view_register_type(module);
 
-        ev_init ();
+    ev_init();
 }
 
 EV_PUBLIC
 void
-nautilus_module_shutdown (void)
+nautilus_module_shutdown(void)
 {
-        ev_shutdown ();
+    ev_shutdown();
 }
 
 EV_PUBLIC
 void
-nautilus_module_list_types (const GType **types,
-                            int          *num_types)
+nautilus_module_list_types(const GType **types,
+                           int *num_types)
 {
-	static GType type_list[1];
+    static GType type_list[1];
 
-	type_list[0] = epp_type;
-	*types = type_list;
-	*num_types = G_N_ELEMENTS (type_list);
+    type_list[0] = epp_type;
+    *types = type_list;
+    *num_types = G_N_ELEMENTS(type_list);
 }
-- 
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