Bug #499320 - Preview before import from command line

5 files changed, 488 insertions, 6 deletions

diff --git a/addressbook/importers/Makefile.am b/addressbook/importers/Makefile.am
index 7ccc4c7545..742f46a334 100644
--- a/addressbook/importers/Makefile.am
+++ b/addressbook/importers/Makefile.am
@@ -7,6 +7,7 @@ libevolution_addressbook_importers_la_CPPFLAGS =	\
 	-DG_LOG_DOMAIN=\"Evolution-Importer\"		\
 	-I$(top_srcdir)					\
 	-I$(top_srcdir)/addressbook			\
+	-I$(top_srcdir)/widgets				\
 	-I$(top_builddir)/addressbook			\
 	$(EVOLUTION_ADDRESSBOOK_CFLAGS)
 
@@ -21,6 +22,7 @@ libevolution_addressbook_importers_la_LDFLAGS = $(NO_UNDEFINED)
 libevolution_addressbook_importers_la_LIBADD = \
 	$(top_builddir)/e-util/libeutil.la 				\
 	$(top_builddir)/addressbook/util/libeabutil.la			\
+	$(top_builddir)/widgets/misc/libemiscwidgets.la			\
 	$(IMPORTERS_LIBS)
 
 -include $(top_srcdir)/git.mk
diff --git a/addressbook/importers/evolution-addressbook-importers.h b/addressbook/importers/evolution-addressbook-importers.h
index 747fe4281d..adaa62931a 100644
--- a/addressbook/importers/evolution-addressbook-importers.h
+++ b/addressbook/importers/evolution-addressbook-importers.h
@@ -23,3 +23,6 @@ struct _EImportImporter *evolution_vcard_importer_peek(void);
 struct _EImportImporter *evolution_csv_outlook_importer_peek(void);
 struct _EImportImporter *evolution_csv_mozilla_importer_peek(void);
 struct _EImportImporter *evolution_csv_evolution_importer_peek(void);
+
+/* private utility function for importers only */
+struct _GtkWidget *evolution_contact_importer_get_preview_widget (const GList *contacts);
diff --git a/addressbook/importers/evolution-csv-importer.c b/addressbook/importers/evolution-csv-importer.c
index 6a12d7075a..9ad939dea9 100644
--- a/addressbook/importers/evolution-csv-importer.c
+++ b/addressbook/importers/evolution-csv-importer.c
@@ -762,17 +762,26 @@ csv_import (EImport *ei, EImportTarget *target, EImportImporter *im)
 {
 	CSVImporter *gci;
 	EBook *book;
+	gchar *filename;
 	FILE *file;
 	EImportTargetURI *s = (EImportTargetURI *) target;
 
+	filename = g_filename_from_uri (s->uri_src, NULL, NULL);
+	if (filename == NULL) {
+		g_message (G_STRLOC ": Couldn't get filename from URI '%s'", s->uri_src);
+		return;
+	}
+
 	book = e_book_new(g_datalist_get_data(&target->data, "csv-source"), NULL);
 	if (book == NULL) {
 		g_message("Couldn't Create EBook");
 		e_import_complete(ei, target);
+		g_free (filename);
 		return;
 	}
 
-	file = g_fopen (g_filename_from_uri(s->uri_src, NULL, NULL), "r");
+	file = g_fopen (filename, "r");
+	g_free (filename);
 	if (file == NULL) {
 		g_message("Can't open .csv file");
 		e_import_complete(ei, target);
@@ -825,6 +834,73 @@ csv_cancel(EImport *ei, EImportTarget *target, EImportImporter *im) {
 		gci->state = 1;
 }
 
+static GtkWidget *
+csv_get_preview (EImport *ei, EImportTarget *target, EImportImporter *im)
+{
+	GtkWidget *preview;
+	GList *contacts = NULL;
+	EContact *contact;
+	EImportTargetURI *s = (EImportTargetURI *)target;
+	gchar *filename;
+	FILE *file;
+	CSVImporter *gci;
+
+	filename = g_filename_from_uri (s->uri_src, NULL, NULL);
+	if (filename == NULL) {
+		g_message (G_STRLOC ": Couldn't get filename from URI '%s'", s->uri_src);
+		return NULL;
+	}
+
+	file = g_fopen (filename, "r");
+	g_free (filename);
+	if (file == NULL) {
+		g_message (G_STRLOC ": Can't open .csv file");
+		return NULL;
+	}
+
+	gci = g_malloc0 (sizeof (*gci));
+	gci->file = file;
+	gci->count = 0;
+	fseek(file, 0, SEEK_END);
+	gci->size = ftell (file);
+	fseek (file, 0, SEEK_SET);
+
+	while (contact = getNextCSVEntry (gci, gci->file), contact != NULL) {
+		contacts = g_list_prepend (contacts, contact);
+	}
+
+	contacts = g_list_reverse (contacts);
+	preview = evolution_contact_importer_get_preview_widget (contacts);
+
+	g_list_foreach (contacts, (GFunc) g_object_unref, NULL);
+	g_list_free (contacts);
+	fclose (file);
+	g_free (gci);
+
+	return preview;
+}
+
+static GtkWidget *
+outlook_csv_get_preview (EImport *ei, EImportTarget *target, EImportImporter *im)
+{
+	importer = OUTLOOK_IMPORTER;
+	return csv_get_preview (ei, target, im);
+}
+
+static GtkWidget *
+mozilla_csv_get_preview (EImport *ei, EImportTarget *target, EImportImporter *im)
+{
+	importer = MOZILLA_IMPORTER;
+	return csv_get_preview (ei, target, im);
+}
+
+static GtkWidget *
+evolution_csv_get_preview (EImport *ei, EImportTarget *target, EImportImporter *im)
+{
+	importer = EVOLUTION_IMPORTER;
+	return csv_get_preview (ei, target, im);
+}
+
 static EImportImporter csv_outlook_importer = {
 	E_IMPORT_TARGET_URI,
 	0,
@@ -832,6 +908,7 @@ static EImportImporter csv_outlook_importer = {
 	csv_getwidget,
 	outlook_csv_import,
 	csv_cancel,
+	outlook_csv_get_preview,
 };
 
 static EImportImporter csv_mozilla_importer = {
@@ -841,6 +918,7 @@ static EImportImporter csv_mozilla_importer = {
 	csv_getwidget,
 	mozilla_csv_import,
 	csv_cancel,
+	mozilla_csv_get_preview,
 };
 
 static EImportImporter csv_evolution_importer = {
@@ -850,6 +928,7 @@ static EImportImporter csv_evolution_importer = {
 	csv_getwidget,
 	evolution_csv_import,
 	csv_cancel,
+	evolution_csv_get_preview,
 };
 
 EImportImporter *
diff --git a/addressbook/importers/evolution-ldif-importer.c b/addressbook/importers/evolution-ldif-importer.c
index 41dda05a40..52ce90e212 100644
--- a/addressbook/importers/evolution-ldif-importer.c
+++ b/addressbook/importers/evolution-ldif-importer.c
@@ -221,7 +221,7 @@ populate_contact_address (EContactAddress *address, gchar *attr, gchar *value)
 }
 
 static gboolean
-parseLine (LDIFImporter *gci, EContact *contact,
+parseLine (GHashTable *dn_contact_hash, EContact *contact,
 	   EContactAddress *work_address, EContactAddress *home_address,
 	   gchar **buf)
 {
@@ -307,7 +307,7 @@ parseLine (LDIFImporter *gci, EContact *contact,
 		if (!field_handled) {
 			if (!g_ascii_strcasecmp (ptr, "dn"))
 				g_hash_table_insert (
-					gci->dn_contact_hash,
+					dn_contact_hash,
 					g_strdup (ldif_value->str), contact);
 			else if (!g_ascii_strcasecmp (ptr, "objectclass") &&
 				!g_ascii_strcasecmp (ldif_value->str, "groupofnames")) {
@@ -342,7 +342,7 @@ parseLine (LDIFImporter *gci, EContact *contact,
 }
 
 static EContact *
-getNextLDIFEntry(LDIFImporter *gci, FILE *f )
+getNextLDIFEntry(GHashTable *dn_contact_hash, FILE *f )
 {
 	EContact *contact;
 	EContactAddress *work_address, *home_address;
@@ -372,7 +372,7 @@ getNextLDIFEntry(LDIFImporter *gci, FILE *f )
 
 	buf = str->str;
 	while (buf) {
-		if (!parseLine (gci, contact, work_address, home_address, &buf)) {
+		if (!parseLine (dn_contact_hash, contact, work_address, home_address, &buf)) {
 			/* parsing error */
 			g_string_free (str, TRUE);
 			e_contact_address_free (work_address);
@@ -480,7 +480,7 @@ ldif_import_contacts(gpointer d)
 	   ones till the end */
 
 	if (gci->state == 0) {
-		while (count < 50 && (contact = getNextLDIFEntry(gci, gci->file))) {
+		while (count < 50 && (contact = getNextLDIFEntry(gci->dn_contact_hash, gci->file))) {
 			if (e_contact_get (contact, E_CONTACT_IS_LIST)) {
 				gci->list_contacts = g_slist_prepend(gci->list_contacts, contact);
 			} else {
@@ -674,6 +674,58 @@ ldif_cancel(EImport *ei, EImportTarget *target, EImportImporter *im)
 		gci->state = 2;
 }
 
+static GtkWidget *
+ldif_get_preview (EImport *ei, EImportTarget *target, EImportImporter *im)
+{
+	GtkWidget *preview;
+	GList *contacts = NULL;
+	EContact *contact;
+	EImportTargetURI *s = (EImportTargetURI *)target;
+	gchar *filename;
+	GHashTable *dn_contact_hash;
+	FILE *file;
+
+	filename = g_filename_from_uri (s->uri_src, NULL, NULL);
+	if (filename == NULL) {
+		g_message (G_STRLOC ": Couldn't get filename from URI '%s'", s->uri_src);
+		return NULL;
+	}
+
+	file = g_fopen(filename, "r");
+	g_free (filename);
+
+	if (file == NULL) {
+		g_message (G_STRLOC ": Can't open .ldif file");
+		return NULL;
+	}
+
+	dn_contact_hash = g_hash_table_new_full (
+		g_str_hash, g_str_equal,
+		(GDestroyNotify) g_free,
+		(GDestroyNotify) NULL);
+
+	while (contact = getNextLDIFEntry (dn_contact_hash, file), contact != NULL) {
+		if (!e_contact_get (contact, E_CONTACT_IS_LIST)) {
+			add_to_notes(contact, E_CONTACT_OFFICE);
+			add_to_notes(contact, E_CONTACT_SPOUSE);
+			add_to_notes(contact, E_CONTACT_BLOG_URL);
+		}
+
+		contacts = g_list_prepend (contacts, contact);
+	}
+
+	g_hash_table_destroy (dn_contact_hash);
+
+	contacts = g_list_reverse (contacts);
+	preview = evolution_contact_importer_get_preview_widget (contacts);
+
+	g_list_foreach (contacts, (GFunc) g_object_unref, NULL);
+	g_list_free (contacts);
+	fclose (file);
+
+	return preview;
+}
+
 static EImportImporter ldif_importer = {
 	E_IMPORT_TARGET_URI,
 	0,
@@ -681,6 +733,7 @@ static EImportImporter ldif_importer = {
 	ldif_getwidget,
 	ldif_import,
 	ldif_cancel,
+	ldif_get_preview,
 };
 
 EImportImporter *
diff --git a/addressbook/importers/evolution-vcard-importer.c b/addressbook/importers/evolution-vcard-importer.c
index 080ef940f2..49e7bef70b 100644
--- a/addressbook/importers/evolution-vcard-importer.c
+++ b/addressbook/importers/evolution-vcard-importer.c
@@ -42,6 +42,8 @@
 #include <libebook/e-destination.h>
 
 #include "e-util/e-import.h"
+#include "e-util/e-datetime-format.h"
+#include "misc/e-web-view-preview.h"
 
 #include "evolution-addressbook-importers.h"
 
@@ -550,6 +552,61 @@ vcard_cancel(EImport *ei, EImportTarget *target, EImportImporter *im)
 		gci->state = 1;
 }
 
+static GtkWidget *
+vcard_get_preview (EImport *ei, EImportTarget *target, EImportImporter *im)
+{
+	GtkWidget *preview;
+	GList *contacts;
+	gchar *contents;
+	VCardEncoding encoding;
+	EImportTargetURI *s = (EImportTargetURI *)target;
+	gchar *filename;
+
+	filename = g_filename_from_uri (s->uri_src, NULL, NULL);
+	if (filename == NULL) {
+		g_message (G_STRLOC ": Couldn't get filename from URI '%s'", s->uri_src);
+		return NULL;
+	}
+
+	encoding = guess_vcard_encoding (filename);
+	if (encoding == VCARD_ENCODING_NONE) {
+		g_free (filename);
+		return NULL;
+	}
+
+	if (!g_file_get_contents (filename, &contents, NULL, NULL)) {
+		g_message (G_STRLOC ": Couldn't read file.");
+		g_free (filename);
+		return NULL;
+	}
+
+	g_free (filename);
+
+	if (encoding == VCARD_ENCODING_UTF16) {
+		gchar *tmp;
+
+		gunichar2 *contents_utf16 = (gunichar2 *) contents;
+		tmp = utf16_to_utf8 (contents_utf16);
+		g_free (contents);
+		contents = tmp;
+	} else if (encoding == VCARD_ENCODING_LOCALE) {
+		gchar *tmp;
+		tmp = g_locale_to_utf8 (contents, -1, NULL, NULL, NULL);
+		g_free (contents);
+		contents = tmp;
+	}
+
+	contacts = eab_contact_list_from_string (contents);
+	g_free (contents);
+
+	preview = evolution_contact_importer_get_preview_widget (contacts);
+
+	g_list_foreach (contacts, (GFunc) g_object_unref, NULL);
+	g_list_free (contacts);
+
+	return preview;
+}
+
 static EImportImporter vcard_importer = {
 	E_IMPORT_TARGET_URI,
 	0,
@@ -557,6 +614,7 @@ static EImportImporter vcard_importer = {
 	vcard_getwidget,
 	vcard_import,
 	vcard_cancel,
+	vcard_get_preview,
 };
 
 EImportImporter *
@@ -567,3 +625,290 @@ evolution_vcard_importer_peek(void)
 
 	return &vcard_importer;
 }
+
+/* utility functions shared between all contact importers */
+static void
+preview_contact (EWebViewPreview *preview, EContact *contact)
+{
+	gint idx;
+	gboolean had_value = FALSE;
+
+	const gint fields[] = {
+		E_CONTACT_FILE_AS,
+		E_CONTACT_CATEGORIES,
+
+		E_CONTACT_IS_LIST,
+		E_CONTACT_LIST_SHOW_ADDRESSES,
+		E_CONTACT_WANTS_HTML,
+
+		E_CONTACT_FULL_NAME,
+		E_CONTACT_GIVEN_NAME,
+		E_CONTACT_FAMILY_NAME,
+		E_CONTACT_NICKNAME,
+		E_CONTACT_SPOUSE,
+		E_CONTACT_BIRTH_DATE,
+		E_CONTACT_ANNIVERSARY,
+		E_CONTACT_MAILER,
+		E_CONTACT_EMAIL,
+
+		-1,
+
+		E_CONTACT_ORG,
+		E_CONTACT_ORG_UNIT,
+		E_CONTACT_OFFICE,
+		E_CONTACT_TITLE,
+		E_CONTACT_ROLE,
+		E_CONTACT_MANAGER,
+		E_CONTACT_ASSISTANT,
+
+		-1,
+
+		E_CONTACT_PHONE_ASSISTANT,
+		E_CONTACT_PHONE_BUSINESS,
+		E_CONTACT_PHONE_BUSINESS_2,
+		E_CONTACT_PHONE_BUSINESS_FAX,
+		E_CONTACT_PHONE_CALLBACK,
+		E_CONTACT_PHONE_CAR,
+		E_CONTACT_PHONE_COMPANY,
+		E_CONTACT_PHONE_HOME,
+		E_CONTACT_PHONE_HOME_2,
+		E_CONTACT_PHONE_HOME_FAX,
+		E_CONTACT_PHONE_ISDN,
+		E_CONTACT_PHONE_MOBILE,
+		E_CONTACT_PHONE_OTHER,
+		E_CONTACT_PHONE_OTHER_FAX,
+		E_CONTACT_PHONE_PAGER,
+		E_CONTACT_PHONE_PRIMARY,
+		E_CONTACT_PHONE_RADIO,
+		E_CONTACT_PHONE_TELEX,
+		E_CONTACT_PHONE_TTYTDD,
+
+		-1,
+
+		E_CONTACT_ADDRESS_HOME,
+		E_CONTACT_ADDRESS_WORK,
+		E_CONTACT_ADDRESS_OTHER,
+
+		-1,
+
+		E_CONTACT_HOMEPAGE_URL,
+		E_CONTACT_BLOG_URL,
+		E_CONTACT_CALENDAR_URI,
+		E_CONTACT_FREEBUSY_URL,
+		E_CONTACT_ICS_CALENDAR,
+		E_CONTACT_VIDEO_URL,
+
+		-1,
+
+		E_CONTACT_IM_AIM,
+		E_CONTACT_IM_GROUPWISE,
+		E_CONTACT_IM_JABBER,
+		E_CONTACT_IM_YAHOO,
+		E_CONTACT_IM_MSN,
+		E_CONTACT_IM_ICQ,
+		E_CONTACT_IM_GADUGADU,
+		E_CONTACT_IM_SKYPE,
+
+		-1,
+
+		E_CONTACT_NOTE
+	};
+
+	g_return_if_fail (preview != NULL);
+	g_return_if_fail (contact != NULL);
+
+	for (idx = 0; idx < G_N_ELEMENTS (fields); idx++) {
+		EContactField field;
+
+		if (fields[idx] == -1) {
+			if (had_value)
+				e_web_view_preview_add_empty_line (preview);
+			had_value = FALSE;
+			continue;
+		}
+
+		field = fields[idx];
+
+		if (field == E_CONTACT_BIRTH_DATE || field == E_CONTACT_ANNIVERSARY) {
+			EContactDate *dt = e_contact_get (contact, field);
+			if (dt) {
+				GDate gd = { 0 };
+				struct tm tm;
+				gchar *value;
+
+				g_date_set_dmy (&gd, dt->day, dt->month, dt->year);
+				g_date_to_struct_tm (&gd, &tm);
+
+				value = e_datetime_format_format_tm ("addressbook", "table", DTFormatKindDate, &tm);
+				if (value) {
+					e_web_view_preview_add_section (preview, e_contact_pretty_name (field), value);
+					had_value = TRUE;
+				}
+
+				g_free (value);
+				e_contact_date_free (dt);
+			}
+		} else if (field == E_CONTACT_IS_LIST || field == E_CONTACT_WANTS_HTML || field == E_CONTACT_LIST_SHOW_ADDRESSES) {
+			if (e_contact_get (contact, field)) {
+				e_web_view_preview_add_text (preview, e_contact_pretty_name (field));
+				had_value = TRUE;
+			}
+		} else if (field == E_CONTACT_ADDRESS_HOME || field == E_CONTACT_ADDRESS_WORK || field == E_CONTACT_ADDRESS_OTHER) {
+			EContactAddress *addr = e_contact_get (contact, field);
+			if (addr) {
+				gboolean have = FALSE;
+
+				#define add_it(_what)	\
+					if (addr->_what && *addr->_what) {	\
+						e_web_view_preview_add_section (preview, have ? NULL : e_contact_pretty_name (field), addr->_what);	\
+						have = TRUE;	\
+						had_value = TRUE;	\
+					}
+
+				add_it (po);
+				add_it (ext);
+				add_it (street);
+				add_it (locality);
+				add_it (region);
+				add_it (code);
+				add_it (country);
+
+				#undef add_it
+
+				e_contact_address_free (addr);
+			}
+		} else if (field == E_CONTACT_IM_AIM || field == E_CONTACT_IM_GROUPWISE ||
+			   field == E_CONTACT_IM_JABBER || field == E_CONTACT_IM_YAHOO ||
+			   field == E_CONTACT_IM_MSN || field == E_CONTACT_IM_ICQ ||
+			   field == E_CONTACT_IM_GADUGADU || field == E_CONTACT_IM_SKYPE ||
+			   field == E_CONTACT_EMAIL) {
+			GList *attrs, *a;
+			gboolean have = FALSE;
+
+			attrs = e_contact_get_attributes (contact, field);
+			for (a = attrs; a; a = a->next) {
+				EVCardAttribute *attr = a->data;
+				GList *value;
+
+				if (!attr)
+					continue;
+
+				for (value = e_vcard_attribute_get_values (attr); value; value = value->next) {
+					const gchar *str = value->data;
+
+					if (str && *str) {
+						e_web_view_preview_add_section (preview, have ? NULL : e_contact_pretty_name (field), str);
+						have = TRUE;
+						had_value = TRUE;
+					}
+				}
+				e_vcard_attribute_free (attr);
+			}
+
+			g_list_free (attrs);
+		} else if (field == E_CONTACT_CATEGORIES) {
+			gchar *value = e_contact_get (contact, field);
+
+			if (value && *value) {
+				e_web_view_preview_add_section (preview, e_contact_pretty_name (field), value);
+				had_value = TRUE;
+			}
+
+			g_free (value);
+		} else {
+			const gchar *value = e_contact_get_const (contact, field);
+
+			if (value && *value) {
+				e_web_view_preview_add_section (preview, e_contact_pretty_name (field), value);
+				had_value = TRUE;
+			}
+		}
+	}
+}
+
+static void
+preview_selection_changed_cb (GtkTreeSelection *selection, EWebViewPreview *preview)
+{
+	GtkTreeIter iter;
+	GtkTreeModel *model = NULL;
+
+	g_return_if_fail (selection != NULL);
+	g_return_if_fail (preview != NULL);
+
+	e_web_view_preview_begin_update (preview);
+
+	if (gtk_tree_selection_get_selected (selection, &model, &iter) && model) {
+		EContact *contact = NULL;
+
+		gtk_tree_model_get (model, &iter, 1, &contact, -1);
+
+		if (contact) {
+			preview_contact (preview, contact);
+			g_object_unref (contact);
+		}
+	}
+
+	e_web_view_preview_end_update (preview);
+}
+
+GtkWidget *
+evolution_contact_importer_get_preview_widget (const GList *contacts)
+{
+	GtkWidget *preview;
+	GtkTreeView *tree_view;
+	GtkTreeSelection *selection;
+	GtkListStore *store;
+	GtkTreeIter iter;
+	const GList *c;
+
+	if (!contacts)
+		return NULL;
+
+	store = gtk_list_store_new (2, G_TYPE_STRING, E_TYPE_CONTACT);
+
+	for (c = contacts; c; c = c->next) {
+		const gchar *description;
+		EContact *contact = (EContact *) c->data;
+
+		if (!contact || !E_IS_CONTACT (contact))
+			continue;
+
+		description = e_contact_get_const (contact, E_CONTACT_FILE_AS);
+		if (!description)
+			description = e_contact_get_const (contact, E_CONTACT_UID);
+
+		gtk_list_store_append (store, &iter);
+		gtk_list_store_set (store, &iter,
+			0, description ? description : "",
+			1, contact,
+			-1 );
+	}
+
+	if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (store), &iter)) {
+		g_object_unref (store);
+		return NULL;
+	}
+
+	preview = e_web_view_preview_new ();
+	gtk_widget_show (preview);
+
+	tree_view = e_web_view_preview_get_tree_view (E_WEB_VIEW_PREVIEW (preview));
+	g_return_val_if_fail (tree_view != NULL, NULL);
+
+	gtk_tree_view_set_model (tree_view, GTK_TREE_MODEL (store));
+	g_object_unref (store);
+
+	gtk_tree_view_insert_column_with_attributes (tree_view, -1, _("Contact"),
+		gtk_cell_renderer_text_new (), "text", 0, NULL);
+
+	if (gtk_tree_model_iter_n_children (GTK_TREE_MODEL (store), NULL) > 1)
+		e_web_view_preview_show_tree_view (E_WEB_VIEW_PREVIEW (preview));
+
+	selection = gtk_tree_view_get_selection (tree_view);
+	gtk_tree_selection_select_iter (selection, &iter);
+	g_signal_connect (selection, "changed", G_CALLBACK (preview_selection_changed_cb), preview);
+
+	preview_selection_changed_cb (selection, E_WEB_VIEW_PREVIEW (preview));
+
+	return preview;
+}