[evolution] Bug 787418 - Add a way to create event from command line

[Milan Crha <mcrha src gnome org>]

commit 59dad900409b385de8d447fa7f909786dcd2683c
Author: Milan Crha <mcrha redhat com>
Date:   Tue Sep 26 08:42:42 2017 +0200

    Bug 787418 - Add a way to create event from command line

 src/modules/calendar/e-cal-base-shell-backend.c |   70 ++++++++++++++++++++++-
 1 files changed, 68 insertions(+), 2 deletions(-)
---
diff --git a/src/modules/calendar/e-cal-base-shell-backend.c b/src/modules/calendar/e-cal-base-shell-backend.c
index 9c423c6..e7f524a 100644
--- a/src/modules/calendar/e-cal-base-shell-backend.c
+++ b/src/modules/calendar/e-cal-base-shell-backend.c
@@ -363,6 +363,8 @@ e_cal_base_shell_backend_util_handle_uri (EShellBackend *shell_backend,
        gchar *source_uid = NULL;
        gchar *comp_uid = NULL;
        gchar *comp_rid = NULL;
+       gchar *new_ics = NULL;
+       gboolean attendees = FALSE;
        gboolean handled = FALSE;
        GSettings *settings;
        GList *windows, *link;
@@ -452,6 +454,10 @@ e_cal_base_shell_backend_util_handle_uri (EShellBackend *shell_backend,
                        comp_uid = g_strdup (content);
                else if (g_ascii_strcasecmp (header, "comp-rid") == 0)
                        comp_rid = g_strdup (content);
+               else if (g_ascii_strcasecmp (header, "new-ics") == 0)
+                       new_ics = g_strdup (content);
+               else if (g_ascii_strcasecmp (header, "attendees") == 0)
+                       attendees = g_strcmp0 (content, "true") == 0 || g_strcmp0 (content, "1") == 0;
                g_free (content);
 
                cp += content_len;
@@ -473,7 +479,7 @@ e_cal_base_shell_backend_util_handle_uri (EShellBackend *shell_backend,
                goto exit;
        }
 
-       if (source_uid == NULL || comp_uid == NULL)
+       if (!new_ics && (!source_uid || !comp_uid))
                goto exit;
 
        /* URI is valid, so consider it handled.  Whether
@@ -491,7 +497,66 @@ e_cal_base_shell_backend_util_handle_uri (EShellBackend *shell_backend,
                }
        }
 
-       if (shell_window) {
+       if (new_ics) {
+               gchar *content = NULL;
+               icalcomponent *icalcomp;
+               GError *error = NULL;
+
+               if (!g_file_get_contents (new_ics, &content, NULL, &error)) {
+                       if (error)
+                               g_warning ("Cannot create new ics: %s", error->message);
+                       else
+                               g_warning ("Cannot create new ics: Failed to open file '%s': Unknown error", 
new_ics);
+                       g_clear_error (&error);
+                       goto exit;
+               }
+
+               icalcomp = content ? icalcomponent_new_from_string (content) : NULL;
+               if (!icalcomp) {
+                       g_warning ("Cannot create new ics: File '%s' doesn't contain valid iCalendar 
component", new_ics);
+                       g_free (content);
+                       goto exit;
+               }
+
+               if (icalcomponent_isa (icalcomp) == ICAL_VEVENT_COMPONENT &&
+                   source_type != E_CAL_CLIENT_SOURCE_TYPE_EVENTS) {
+                       g_warning ("Cannot create new ics: Expected %s, but got VEVENT", source_type == 
E_CAL_CLIENT_SOURCE_TYPE_TASKS ? "VTODO" : "VJOURNAL");
+               } else if (icalcomponent_isa (icalcomp) == ICAL_VJOURNAL_COMPONENT &&
+                          source_type != E_CAL_CLIENT_SOURCE_TYPE_MEMOS) {
+                       g_warning ("Cannot create new ics: Expected %s, but got VJOURNAL", source_type == 
E_CAL_CLIENT_SOURCE_TYPE_TASKS ? "VTODO" : "VEVENT");
+               } else if (icalcomponent_isa (icalcomp) == ICAL_VTODO_COMPONENT &&
+                          source_type != E_CAL_CLIENT_SOURCE_TYPE_TASKS) {
+                       g_warning ("Cannot create new ics: Expected %s, but got VTODO", source_type == 
E_CAL_CLIENT_SOURCE_TYPE_MEMOS ? "VJOURNAL" : "VEVENT");
+               } else if (icalcomponent_isa (icalcomp) != ICAL_VEVENT_COMPONENT &&
+                          icalcomponent_isa (icalcomp) != ICAL_VJOURNAL_COMPONENT &&
+                          icalcomponent_isa (icalcomp) != ICAL_VTODO_COMPONENT) {
+                       g_warning ("Cannot create new ics: Received unexpected component type '%s'", 
icalcomponent_kind_to_string (icalcomponent_isa (icalcomp)));
+               } else {
+                       ECompEditor *comp_editor;
+                       ESource *source = NULL;
+                       ECompEditorFlags flags;
+
+                       if (source_uid) {
+                               ESourceRegistry *registry;
+
+                               registry = e_shell_get_registry (shell);
+                               source = e_source_registry_ref_source (registry, source_uid);
+                       }
+
+                       flags = E_COMP_EDITOR_FLAG_IS_NEW | E_COMP_EDITOR_FLAG_ORGANIZER_IS_USER |
+                               (attendees ? E_COMP_EDITOR_FLAG_WITH_ATTENDEES : 0);
+
+                       comp_editor = e_comp_editor_open_for_component (NULL, shell, source, icalcomp, flags);
+
+                       if (comp_editor)
+                               gtk_window_present (GTK_WINDOW (comp_editor));
+
+                       g_clear_object (&source);
+               }
+
+               icalcomponent_free (icalcomp);
+               g_free (content);
+       } else if (shell_window) {
                HandleUriData *hud;
                ESourceRegistry *registry;
                ESource *source;
@@ -538,6 +603,7 @@ e_cal_base_shell_backend_util_handle_uri (EShellBackend *shell_backend,
        g_free (source_uid);
        g_free (comp_uid);
        g_free (comp_rid);
+       g_free (new_ics);
 
        soup_uri_free (soup_uri);