diff options
Diffstat (limited to 'my-evolution/e-summary-weather.c')
| -rw-r--r-- | my-evolution/e-summary-weather.c | 867 |
1 files changed, 0 insertions, 867 deletions
diff --git a/my-evolution/e-summary-weather.c b/my-evolution/e-summary-weather.c deleted file mode 100644 index 2787989277..0000000000 --- a/my-evolution/e-summary-weather.c +++ /dev/null @@ -1,867 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ -/* e-summary-weather.c - * - * Copyright (C) 2001 Ximian, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU 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 General Public - * License along with this program; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - * - * Author: Iain Holmes - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <glib.h> -#include <gtk/gtkctree.h> -#include <gtk/gtkmain.h> - -#include <libgnome/gnome-defs.h> -#include <libgnome/gnome-i18n.h> -#include <libgnome/gnome-config.h> - -#include <gal/widgets/e-unicode.h> - -#include <libgnomevfs/gnome-vfs.h> -#include "e-summary.h" -#include "e-summary-weather.h" -#include "weather.h" -#include "metar.h" - -struct _ESummaryWeather { - ESummaryConnection *connection; - GList *weathers; - - char *html; - guint32 timeout; - - gboolean online; - gboolean errorshown; -}; - -static GHashTable *locations_hash = NULL; - -char * -e_summary_weather_get_html (ESummary *summary) -{ - GList *weathers; - GString *string; - char *html; - char *s; - - if (summary->weather == NULL) { - return NULL; - } - - string = g_string_new ("<dl><img src=\"ico-weather.png\" align=\"middle\" " - "alt=\"\" width=\"48\" height=\"48\"><b>" - "<a href=\"http://www.metoffice.gov.uk\">"); - s = e_utf8_from_locale_string (_("My Weather")); - g_string_append (string, s); - g_free (s); - g_string_append (string, "</a></b>"); - for (weathers = summary->weather->weathers; weathers; weathers = weathers->next) { - if (((Weather *)weathers->data)->html == NULL) { - continue; - } - - g_string_append (string, ((Weather *)weathers->data)->html); - } - - g_string_append (string, "</dl>"); - - html = string->str; - g_string_free (string, FALSE); - - return html; -} - -static char * -make_url (const char *code) -{ - return g_strdup_printf ("http://weather.noaa.gov/cgi-bin/mgetmetar.pl?cccc=%s", code); -} - -static char * -make_anchor (const char *name, const char *code) -{ - char *url, *anchor; - - url = make_url (code); - anchor = g_strdup_printf ("<a href=\"%s\">%s</a>", url, name); - g_free (url); - - return anchor; -} - -static void -weather_make_html (Weather *w) -{ - GString *string; - ESummaryWeatherLocation *location; - char *sky, *temp, *cond, *s; - const char *icon_name; - - icon_name = icon_from_weather (w); - string = g_string_new (""); - g_string_sprintf (string, "<dd><img align=\"middle\" " - "src=\"%s\" width=\"16\" height=\"16\"> <b>", - icon_name); - location = g_hash_table_lookup (locations_hash, w->location); -#if 0 - if (location == NULL) { - url = make_anchor (w->location, w->location); - } else { - url = make_anchor (location->name, w->location); - } -#endif - if (location == NULL) { - g_string_append (string, w->location); - } else { - g_string_append (string, location->name); - } - -#if 0 - g_string_append (string, url); - g_free (url); -#endif - - g_string_append (string, "</b>:<blockquote><font size=\"-1\">"); - sky = (char *) weather_sky_string (w); - temp = weather_temp_string (w); - cond = (char *) weather_conditions_string (w); - - s = e_utf8_from_locale_string (sky); - g_string_append (string, s); - g_free (s); - g_string_append_c (string, ' '); - s = e_utf8_from_locale_string (cond); - g_string_append (string, s); - g_free (s); - g_string_append_c (string, ' '); - s = e_utf8_from_locale_string (temp); - g_string_append (string, s); - g_free (s); - g_free (temp); - -#if 0 - g_string_append (string, "<font size=\"-1\">"); - - uri = g_strdup_printf ("<a href=\"weather://%p\">", w); - g_string_append (string, uri); - g_free (uri); - g_string_append (string, "(More)</a></font></font></blockquote></dd>"); -#else - g_string_append (string, "</font></blockquote></dd>"); -#endif - if (w->html != NULL) { - g_free (w->html); - } - w->html = string->str; - g_string_free (string, FALSE); - - e_summary_draw (w->summary); -} - -static ESummaryWeatherLocation * -weather_location_new (char **locdata) -{ - ESummaryWeatherLocation *location; - - location = g_new (ESummaryWeatherLocation, 1); - location->name = g_strdup (locdata[0]); - location->code = g_strdup (locdata[1]); - location->zone = g_strdup (locdata[2]); - location->radar = g_strdup (locdata[3]); - - return location; -} - -static void -parse_metar_token (const char *token, - gboolean in_comment, - Weather *w) -{ - if (in_comment == FALSE) { - if (metar_tok_time ((char *) token, w)) { - return; - } else if (metar_tok_wind ((char *) token, w)) { - return; - } else if (metar_tok_vis ((char *) token, w)) { - return; - } else if (metar_tok_cloud ((char *) token, w)) { - return; - } else if (metar_tok_temp ((char *) token, w)) { - return; - } else if (metar_tok_pres ((char *) token, w)) { - return; - } else if (metar_tok_cond ((char *) token, w)) { - return; - } - } -} - -static void -parse_metar (const char *metar, - Weather *w) -{ - char *metar_dup; - char **toks; - gint ntoks; - gint i; - gboolean in_remark = FALSE; - - metar_dup = g_strdup (metar + 6); - - metar_init_re (); - - toks = g_strsplit (metar, " ", 0); - - for (ntoks = 0; toks[ntoks]; ntoks++) { - if (strcmp (toks[ntoks], "RMK") == 0) { - in_remark = TRUE; - } - } - - for (i = ntoks - 1; i >= 0; i--) { - if (*toks[i] != '\0') { - if (strcmp (toks[i], "RMK") == 0) { - in_remark = FALSE; - } else { - parse_metar_token (toks[i], in_remark, w); - } - } - } - - g_strfreev (toks); - g_free (metar_dup); - weather_make_html (w); -} - -static void -close_callback (GnomeVFSAsyncHandle *handle, - GnomeVFSResult result, - Weather *w) -{ - ESummary *summary; - char *html, *metar, *end; - char *search_str; - - summary = w->summary; - if (summary->weather->connection->callback) { - ESummaryConnection *connection = summary->weather->connection; - connection->callback (summary, connection->callback_closure); - } - - if (w->handle == NULL) { - g_free (w->buffer); - w->buffer = NULL; - g_string_free (w->string, TRUE); - w->string = NULL; - return; - } - - w->handle = NULL; - g_free (w->buffer); - w->buffer = NULL; - html = w->string->str; - g_string_free (w->string, FALSE); - w->string = NULL; - - /* Find the metar data */ - search_str = g_strdup_printf ("\n%s", w->location); - metar = strstr (html, search_str); - if (metar == NULL) { - g_free (search_str); - g_free (html); - return; - } - - metar++; - end = strchr (metar, '\n'); - if (end == NULL) { - g_free (search_str); - g_free (html); - return; - } - *end = '\0'; - - parse_metar (metar, w); - g_free (html); - g_free (search_str); - return; -} - -static void -read_callback (GnomeVFSAsyncHandle *handle, - GnomeVFSResult result, - gpointer buffer, - GnomeVFSFileSize bytes_requested, - GnomeVFSFileSize bytes_read, - Weather *w) -{ - if (result != GNOME_VFS_OK && result != GNOME_VFS_ERROR_EOF) { - if (w->summary->weather->errorshown == FALSE) { - w->html = g_strdup ("<dd><b>An error occurred while downloading weather data</b></dd>"); - w->summary->weather->errorshown = TRUE; - } else { - w->html = g_strdup ("<dd> </dd>"); - } - - e_summary_draw (w->summary); - w->handle = NULL; - gnome_vfs_async_close (handle, - (GnomeVFSAsyncCloseCallback) close_callback, w); - return; - } - - if (bytes_read == 0) { - gnome_vfs_async_close (handle, - (GnomeVFSAsyncCloseCallback) close_callback, w); - } else { - *((char *) buffer + bytes_read) = 0; - g_string_append (w->string, (const char *) buffer); - gnome_vfs_async_read (handle, buffer, 4095, - (GnomeVFSAsyncReadCallback) read_callback, w); - } -} - -static void -open_callback (GnomeVFSAsyncHandle *handle, - GnomeVFSResult result, - Weather *w) -{ - if (result != GNOME_VFS_OK) { - if (w->summary->weather->errorshown == FALSE) { - w->html = e_utf8_from_locale_string (_("<dd><b>The weather server could not be contacted</b></dd>")); - - w->summary->weather->errorshown = TRUE; - } else { - w->html = g_strdup ("<dd> </dd>"); - } - - w->handle = NULL; - e_summary_draw (w->summary); - return; - } - - w->string = g_string_new (""); - w->buffer = g_new (char, 4096); - - gnome_vfs_async_read (handle, w->buffer, 4095, - (GnomeVFSAsyncReadCallback) read_callback, w); -} - -gboolean -e_summary_weather_update (ESummary *summary) -{ - GList *w; - - if (summary->weather->online == FALSE) { - g_warning ("%s: Repolling but offline", __FUNCTION__); - return TRUE; - } - - summary->weather->errorshown = FALSE; - for (w = summary->weather->weathers; w; w = w->next) { - char *uri; - Weather *weather = w->data; - - if (weather->handle != NULL) { - gnome_vfs_async_cancel (weather->handle); - weather->handle = NULL; - } - if (weather->string) { - g_string_free (weather->string, TRUE); - weather->string = NULL; - } - if (weather->buffer) { - g_free (weather->buffer); - weather->buffer = NULL; - } - - uri = g_strdup_printf ("http://weather.noaa.gov/cgi-bin/mgetmetar.pl?cccc=%s", weather->location); - - gnome_vfs_async_open (&weather->handle, uri, GNOME_VFS_OPEN_READ, - (GnomeVFSAsyncOpenCallback) open_callback, weather); - g_free (uri); - } - - return TRUE; -} - -static void -weather_free (Weather *w) -{ - g_return_if_fail (w != NULL); - - if (w->handle != NULL) { - gnome_vfs_async_cancel (w->handle); - } - if (w->string) { - g_string_free (w->string, TRUE); - } - if (w->buffer) { - g_free (w->buffer); - } - - g_free (w->location); - g_free (w->html); - g_free (w); -} - -static void -e_summary_weather_add_location (ESummary *summary, - const char *location) -{ - Weather *w; - - w = g_new0 (Weather, 1); - w->summary = summary; - w->location = g_strdup (location); - summary->weather->weathers = g_list_append (summary->weather->weathers, w); -} - -static gboolean -e_summary_weather_init_locations (void) -{ - char *key, *path; - int nregions, iregions; - char **regions; - - if (locations_hash != NULL) { - return TRUE; - } - - locations_hash = g_hash_table_new (g_str_hash, g_str_equal); - path = g_strdup (EVOLUTION_DATADIR "/evolution/Locations"); - - key = g_strdup_printf ("=%s=/", path); - g_free (path); - - gnome_config_push_prefix (key); - g_free (key); - - gnome_config_get_vector ("Main/regions", &nregions, ®ions); - for (iregions = nregions - 1; iregions >= 0; iregions--) { - int nstates, istates; - char **states; - char *region_name; - char *region_name_key; - char *states_key; - - region_name_key = g_strconcat (regions[iregions], "/name", NULL); - states_key = g_strconcat (regions[iregions], "/states", NULL); - region_name = gnome_config_get_string (region_name_key); - - gnome_config_get_vector (states_key, &nstates, &states); - - for (istates = nstates - 1; istates >= 0; istates--) { - void *iter; - char *iter_key, *iter_val; - char *state_path, *state_name_key, *state_name; - - state_path = g_strconcat (regions[iregions], "_", states[istates], "/", NULL); - state_name_key = g_strconcat (state_path, "name", NULL); - state_name = gnome_config_get_string (state_name_key); - - iter = gnome_config_init_iterator (state_path); - - while ((iter = gnome_config_iterator_next (iter, &iter_key, &iter_val)) != NULL) { - if (strstr (iter_key, "loc") != NULL) { - char **locdata; - int nlocdata; - ESummaryWeatherLocation *location; - - gnome_config_make_vector (iter_val, - &nlocdata, - &locdata); - g_return_val_if_fail (nlocdata == 4, FALSE); - - if (!g_hash_table_lookup (locations_hash, locdata[1])) { - location = weather_location_new (locdata); - g_hash_table_insert (locations_hash, - g_strdup (locdata[1]), - location); - } - - g_strfreev (locdata); - } - - g_free (iter_key); - g_free (iter_val); - } - - g_free (state_name); - g_free (state_path); - g_free (state_name_key); - } - - g_strfreev (states); - g_free (region_name); - g_free (region_name_key); - g_free (states_key); - } - - g_strfreev (regions); - gnome_config_pop_prefix (); - - return TRUE; -} - -static void -e_summary_weather_protocol (ESummary *summary, - const char *uri, - void *closure) -{ - -} - -static int -e_summary_weather_count (ESummary *summary, - void *data) -{ - ESummaryWeather *weather; - GList *p; - int count = 0; - - weather = summary->weather; - for (p = weather->weathers; p; p = p->next) { - Weather *w = p->data; - - if (w->handle != NULL) { - count++; - } - } - - return count; -} - -static ESummaryConnectionData * -make_connection (Weather *w) -{ - ESummaryConnectionData *data; - - data = g_new (ESummaryConnectionData, 1); - data->hostname = make_url (w->location); - data->type = g_strdup (_("Weather")); - - return data; -} - -static GList * -e_summary_weather_add (ESummary *summary, - void *data) -{ - ESummaryWeather *weather; - GList *p, *connections = NULL; - - weather = summary->weather; - for (p = weather->weathers; p; p = p->next) { - Weather *w = p->data; - - if (w->handle != NULL) { - ESummaryConnectionData *d; - - d = make_connection (w); - connections = g_list_prepend (connections, d); - } - } - - return connections; -} - -static void -e_summary_weather_set_online (ESummary *summary, - GNOME_Evolution_OfflineProgressListener listener, - gboolean online, - void *data) -{ - ESummaryWeather *weather; - GList *p; - - weather = summary->weather; - if (weather->online == online) { - return; - } - - if (online == TRUE) { - e_summary_weather_update (summary); - weather->timeout = gtk_timeout_add (summary->preferences->weather_refresh_time * 1000, - (GtkFunction) e_summary_weather_update, - summary); - } else { - for (p = weather->weathers; p; p = p->next) { - Weather *w; - - w = p->data; - if (w->handle) { - gnome_vfs_async_cancel (w->handle); - w->handle = NULL; - } - } - - gtk_timeout_remove (weather->timeout); - weather->timeout = 0; - } - - weather->online = online; -} - -void -e_summary_weather_init (ESummary *summary) -{ - ESummaryPrefs *prefs; - ESummaryWeather *weather; - ESummaryConnection *connection; - int timeout; - - g_return_if_fail (summary != NULL); - g_return_if_fail (IS_E_SUMMARY (summary)); - - if (e_summary_weather_init_locations () == FALSE) { - return; - } - - prefs = summary->preferences; - weather = g_new0 (ESummaryWeather, 1); - weather->online = TRUE; - summary->weather = weather; - - connection = g_new (ESummaryConnection, 1); - connection->count = e_summary_weather_count; - connection->add = e_summary_weather_add; - connection->set_online = e_summary_weather_set_online; - connection->closure = NULL; - connection->callback = NULL; - connection->callback_closure = NULL; - - weather->connection = connection; - e_summary_add_online_connection (summary, connection); - - e_summary_add_protocol_listener (summary, "weather", e_summary_weather_protocol, weather); - - if (prefs == NULL) { - /* translators: Put here a list of codes for locations you want to - see in My Evolution by default. You can find the list of all - stations and their codes in Evolution sources - (evolution/my-evolution/Locations) */ - char *default_stations = _("KBOS"), **stations_v, **p; - - stations_v = g_strsplit (default_stations, ":", 0); - g_assert (stations_v != NULL); - for (p = stations_v; *p != NULL; p++) { - e_summary_weather_add_location (summary, *p); - } - g_strfreev (stations_v); - timeout = 600; - } else { - GList *p; - - for (p = prefs->stations; p; p = p->next) { - e_summary_weather_add_location (summary, p->data); - } - timeout = prefs->weather_refresh_time; - } - - e_summary_weather_update (summary); - - weather->timeout = gtk_timeout_add (timeout * 1000, - (GtkFunction) e_summary_weather_update, - summary); - return; -} - -const char * -e_summary_weather_code_to_name (const char *code) -{ - ESummaryWeatherLocation *location; - - if (locations_hash == NULL) { - if (e_summary_weather_init_locations () == FALSE) { - return code; - } - } - - location = g_hash_table_lookup (locations_hash, code); - if (location == NULL) { - return code; - } else { - return location->name; - } -} - -void -e_summary_weather_ctree_fill (GtkCTree *tree) -{ - GtkCTreeNode *region, *state, *location, *pref_loc_root; - char *key, *path; - int nregions, iregions; - char **regions, *pp[1]; - - path = g_strdup (EVOLUTION_DATADIR "/evolution/Locations"); - - key = g_strdup_printf ("=%s=/", path); - g_free (path); - - gnome_config_push_prefix (key); - g_free (key); - - pp[0] = _("Regions"); - pref_loc_root = gtk_ctree_insert_node (tree, NULL, NULL, pp, 0, - NULL, NULL, NULL, NULL, - FALSE, TRUE); - - gnome_config_get_vector ("Main/regions", &nregions, ®ions); - region = NULL; - for (iregions = nregions - 1; iregions >= 0; iregions--) { - int nstates, istates; - char **states; - char *region_name; - char *region_name_key; - char *states_key; - - region_name_key = g_strconcat (regions[iregions], "/name", NULL); - states_key = g_strconcat (regions[iregions], "/states", NULL); - region_name = gnome_config_get_string (region_name_key); - - pp[0] = region_name; - region = gtk_ctree_insert_node (tree, pref_loc_root, - region, pp, 0, NULL, - NULL, NULL, NULL, - FALSE, FALSE); - - gnome_config_get_vector (states_key, &nstates, &states); - - state = NULL; - for (istates = nstates - 1; istates >= 0; istates--) { - void *iter; - char *iter_key, *iter_val; - char *state_path, *state_name_key, *state_name; - - state_path = g_strconcat (regions[iregions], "_", states[istates], "/", NULL); - state_name_key = g_strconcat (state_path, "name", NULL); - state_name = gnome_config_get_string (state_name_key); - - pp[0] = state_name; - state = gtk_ctree_insert_node (tree, region, - state, pp, 0, - NULL, NULL, - NULL, NULL, - FALSE, FALSE); - - location = NULL; - iter = gnome_config_init_iterator (state_path); - - while ((iter = gnome_config_iterator_next (iter, &iter_key, &iter_val)) != NULL) { - if (strstr (iter_key, "loc") != NULL) { - char **locdata; - int nlocdata; - ESummaryWeatherLocation *w_location; - - gnome_config_make_vector (iter_val, - &nlocdata, - &locdata); - g_return_if_fail (nlocdata == 4); - - pp[0] = locdata[0]; - location = gtk_ctree_insert_node (tree, state, location, pp, 0, - NULL, NULL, NULL, NULL, FALSE, TRUE); - w_location = g_hash_table_lookup (locations_hash, locdata[1]); - gtk_ctree_node_set_row_data (tree, location, w_location); - g_strfreev (locdata); - } - - g_free (iter_key); - g_free (iter_val); - } - - g_free (state_name); - g_free (state_path); - g_free (state_name_key); - } - - g_strfreev (states); - g_free (region_name); - g_free (region_name_key); - g_free (states_key); - } - - g_strfreev (regions); - gnome_config_pop_prefix (); - - return; -} - -void -e_summary_weather_reconfigure (ESummary *summary) -{ - ESummaryWeather *weather; - GList *old, *p; - - g_return_if_fail (summary != NULL); - g_return_if_fail (IS_E_SUMMARY (summary)); - - weather = summary->weather; - - /* Stop timeout so it doesn't occur while we're changing stuff*/ - gtk_timeout_remove (weather->timeout); - - for (old = weather->weathers; old; old = old->next) { - Weather *w; - - w = old->data; - weather_free (w); - } - g_list_free (weather->weathers); - weather->weathers = NULL; - for (p = summary->preferences->stations; p; p = p->next) { - e_summary_weather_add_location (summary, p->data); - } - - weather->timeout = gtk_timeout_add (summary->preferences->weather_refresh_time * 1000, - (GtkFunction) e_summary_weather_update, summary); - e_summary_weather_update (summary); -} - -void -e_summary_weather_free (ESummary *summary) -{ - ESummaryWeather *weather; - GList *p; - - g_return_if_fail (summary != NULL); - g_return_if_fail (IS_E_SUMMARY (summary)); - - weather = summary->weather; - - if (weather->timeout != 0) { - gtk_timeout_remove (weather->timeout); - } - for (p = weather->weathers; p; p = p->next) { - Weather *w = p->data; - - weather_free (w); - } - g_list_free (weather->weathers); - g_free (weather->html); - - e_summary_remove_online_connection (summary, weather->connection); - g_free (weather->connection); - - g_free (weather); - summary->weather = NULL; -} - |