Pileus Git - aweather/blob - src/plugins/alert.c

   1 /*
   2  * Copyright (C) 2010 Andy Spencer <andy753421@gmail.com>
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18
  19 #include <grits.h>
  20 #include <GL/gl.h>
  21 #include <stdio.h>
  22 #include <string.h>
  23
  24 #include "alert.h"
  25 #include "alert-info.h"
  26
  27 /**********
  28  * Alerts *
  29  **********/
  30 /* Data types */
  31 typedef struct {
  32         char sep0;
  33         char class [1 ]; char sep1;
  34         char action[3 ]; char sep2;
  35         char office[4 ]; char sep3;
  36         char phenom[2 ]; char sep4;
  37         char signif[1 ]; char sep5;
  38         char event [4 ]; char sep6;
  39         char begin [12]; char sep7;
  40         char end   [12]; char sep8;
  41 } AWeatherVtec;
  42
  43 typedef struct {
  44         char *title;   // Winter Weather Advisory issued December 19 at 8:51PM
  45         char *link;    // http://www.weather.gov/alerts-beta/wwacapget.php?x=AK20101219205100AFGWinterWeatherAdvisoryAFG20101220030000AK
  46         char *summary; // ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6
  47         struct {
  48                 time_t  effective;  // 2010-12-19T20:51:00-09:00
  49                 time_t  expires;    // 2010-12-20T03:00:00-09:00
  50                 char   *status;     // Actual
  51                 char   *urgency;    // Expected
  52                 char   *severity;   // Minor
  53                 char   *certainty;  // Likely
  54                 char   *area_desc;  // Northeastern Brooks Range; Northwestern Brooks Range
  55                 char   *fips6;      // 006015 006023 006045 006105
  56                 AWeatherVtec *vtec; // /X.CON.PAFG.WW.Y.0064.000000T0000Z-101220T0300Z/
  57         } cap;
  58 } AWeatherAlert;
  59
  60 /* Alert parsing */
  61 typedef struct {
  62         AWeatherAlert *alert;
  63         GList         *alerts;
  64         gchar         *text;
  65         gchar         *value_name;
  66 } ParseData;
  67 time_t parse_time(gchar *iso8601)
  68 {
  69         GTimeVal tv = {};
  70         g_time_val_from_iso8601(iso8601, &tv);
  71         return tv.tv_sec;
  72 }
  73 AWeatherVtec *parse_vtec(char *buf)
  74 {
  75         AWeatherVtec *vtec = g_new0(AWeatherVtec, 1);
  76         strncpy((char*)vtec, buf, sizeof(AWeatherVtec));
  77         vtec->sep0 = vtec->sep1 = vtec->sep2 = '\0';
  78         vtec->sep3 = vtec->sep4 = vtec->sep5 = '\0';
  79         vtec->sep6 = vtec->sep7 = vtec->sep8 = '\0';
  80         return vtec;
  81 }
  82 void alert_start(GMarkupParseContext *context, const gchar *name,
  83                 const gchar **keys, const gchar **vals,
  84                 gpointer user_data, GError **error)
  85 {
  86         //g_debug("start %s", name);
  87         ParseData *data = user_data;
  88         if (g_str_equal(name, "entry"))
  89                 data->alert  = g_new0(AWeatherAlert, 1);
  90 }
  91 void alert_end(GMarkupParseContext *context, const gchar *name,
  92                 gpointer user_data, GError **error)
  93 {
  94         //g_debug("end %s", name);
  95         ParseData     *data  = user_data;
  96         AWeatherAlert *alert = data->alert;
  97         char          *text  = data->text;
  98
  99         if (g_str_equal(name, "entry"))
 100                 data->alerts = g_list_prepend(data->alerts, data->alert);
 101
 102         if (!text || !alert) return;
 103         if      (g_str_equal(name, "title"))         alert->title         = g_strdup(text);
 104         else if (g_str_equal(name, "id"))            alert->link          = g_strdup(text); // hack
 105         else if (g_str_equal(name, "summary"))       alert->summary       = g_strdup(text);
 106         else if (g_str_equal(name, "cap:effective")) alert->cap.effective = parse_time(text);
 107         else if (g_str_equal(name, "cap:expires"))   alert->cap.expires   = parse_time(text);
 108         else if (g_str_equal(name, "cap:status"))    alert->cap.status    = g_strdup(text);
 109         else if (g_str_equal(name, "cap:urgency"))   alert->cap.urgency   = g_strdup(text);
 110         else if (g_str_equal(name, "cap:severity"))  alert->cap.severity  = g_strdup(text);
 111         else if (g_str_equal(name, "cap:certainty")) alert->cap.certainty = g_strdup(text);
 112         else if (g_str_equal(name, "cap:areaDesc"))  alert->cap.area_desc = g_strdup(text);
 113
 114         if (g_str_equal(name, "valueName")) {
 115                 if (data->value_name)
 116                         g_free(data->value_name);
 117                 data->value_name = g_strdup(text);
 118         }
 119
 120         if (g_str_equal(name, "value") && data->value_name) {
 121                 if (g_str_equal(data->value_name, "FIPS6")) alert->cap.fips6 = g_strdup(text);
 122                 if (g_str_equal(data->value_name, "VTEC"))  alert->cap.vtec  = parse_vtec(text);
 123         }
 124 }
 125 void alert_text(GMarkupParseContext *context, const gchar *text,
 126                 gsize len, gpointer user_data, GError **error)
 127 {
 128         //g_debug("text %s", text);
 129         ParseData *data = user_data;
 130         if (data->text)
 131                 g_free(data->text);
 132         data->text = strndup(text, len);
 133 }
 134
 135 /* Alert methods */
 136 GList *alert_parse(gchar *text, gsize len)
 137 {
 138         g_debug("GritsPluginAlert: alert_parse");
 139         GMarkupParser parser = {
 140                 .start_element = alert_start,
 141                 .end_element   = alert_end,
 142                 .text          = alert_text,
 143         };
 144         ParseData data = {};
 145         GMarkupParseContext *context =
 146                 g_markup_parse_context_new(&parser, 0, &data, NULL);
 147         g_markup_parse_context_parse(context, text, len, NULL);
 148         g_markup_parse_context_free(context);
 149         if (data.text)
 150                 g_free(data.text);
 151         if (data.value_name)
 152                 g_free(data.value_name);
 153         return data.alerts;
 154 }
 155
 156 void alert_free(AWeatherAlert *alert)
 157 {
 158         g_free(alert->title);
 159         g_free(alert->link);
 160         g_free(alert->summary);
 161         g_free(alert->cap.status);
 162         g_free(alert->cap.urgency);
 163         g_free(alert->cap.severity);
 164         g_free(alert->cap.certainty);
 165         g_free(alert->cap.area_desc);
 166         g_free(alert->cap.fips6);
 167         g_free(alert->cap.vtec);
 168         g_free(alert);
 169 }
 170
 171 void alert_test(char *file)
 172 {
 173         gchar *text; gsize len;
 174         g_file_get_contents(file, &text, &len, NULL);
 175         GList *alerts = alert_parse(text, len);
 176         g_free(text);
 177         for (GList *cur = alerts; cur; cur = cur->next) {
 178                 AWeatherAlert *alert = cur->data;
 179                 g_message("alert:");
 180                 g_message("     title         = %s",  alert->title        );
 181                 g_message("     link          = %s",  alert->link         );
 182                 g_message("     summary       = %s",  alert->summary      );
 183                 g_message("     cat.effective = %lu", alert->cap.effective);
 184                 g_message("     cat.expires   = %lu", alert->cap.expires  );
 185                 g_message("     cat.status    = %s",  alert->cap.status   );
 186                 g_message("     cat.urgency   = %s",  alert->cap.urgency  );
 187                 g_message("     cat.severity  = %s",  alert->cap.severity );
 188                 g_message("     cat.certainty = %s",  alert->cap.certainty);
 189                 g_message("     cat.area_desc = %s",  alert->cap.area_desc);
 190                 g_message("     cat.fips6     = %s",  alert->cap.fips6    );
 191                 g_message("     cat.vtec      = %p",  alert->cap.vtec     );
 192         }
 193         g_list_foreach(alerts, (GFunc)alert_free, NULL);
 194         g_list_free(alerts);
 195 }
 196
 197
 198 /********
 199  * FIPS *
 200  ********/
 201 int int_compare(int a, int b)
 202 {
 203         return (a <  b) ? -1 :
 204                (a == b) ?  0 : 1;
 205 }
 206
 207 gdouble timed(void)
 208 {
 209         GTimeVal tv;
 210         g_get_current_time(&tv);
 211         return (gdouble)tv.tv_sec + (gdouble)tv.tv_usec/G_USEC_PER_SEC;
 212 }
 213
 214 gdouble fips_area(gdouble *a, gdouble *b, gdouble *c)
 215 {
 216         gdouble cross[3];
 217         crossd3(a, b, c, cross);
 218         return  lengthd(cross)/2;
 219 }
 220
 221 gdouble fips_remove_one(GList **poly, gdouble thresh)
 222 {
 223         gdouble min_area = thresh;
 224         GList  *min_list = NULL;
 225         if (g_list_length(*poly) <= 4)
 226                 return 0;
 227         for (GList *prev = *poly; prev->next->next; prev = prev->next) {
 228                 GList *cur  = prev->next;
 229                 GList *next = prev->next->next;
 230                 gdouble area = fips_area(prev->data, cur->data, next->data);
 231                 if (area < min_area) {
 232                         min_area = area;
 233                         min_list = cur;
 234                 }
 235         }
 236         if (min_list) {
 237                 *poly = g_list_delete_link(*poly, min_list);
 238                 return min_area;
 239         } else {
 240                 return 0;
 241         }
 242 }
 243
 244 gpointer fips_simplify(gdouble (*coords)[3], gdouble thresh, gint key)
 245 {
 246         GList *poly = NULL;
 247
 248         /* Add points to poly list */
 249         for (int i = 0; coords[i][0]; i++)
 250                 poly = g_list_prepend(poly, coords[i]);
 251         int before = g_list_length(poly);
 252
 253         /* Simplify poly list */
 254         //fprintf(stderr, "GritsPluginAlert: remove_one ");
 255         gdouble area;
 256         while ((area = fips_remove_one(&poly, thresh)) > 0) {
 257                 //fprintf(stderr, " %f", area);
 258         }
 259         //fprintf(stderr, "\n");
 260         int after = g_list_length(poly);
 261
 262         /* Copy points back */
 263         gdouble (*simp)[3] = (gpointer)g_new0(gdouble, 3*(after+1));
 264         GList *cur = poly;
 265         for (int i = 0; i < after; i++) {
 266                 gdouble *coord = cur->data;
 267                 simp[i][0] = coord[0];
 268                 simp[i][1] = coord[1];
 269                 simp[i][2] = coord[2];
 270                 cur = cur->next;
 271         }
 272
 273         (void)before;
 274         (void)after;
 275         g_debug("GritsPluginAlert: fips_simplify %d: %d -> %d",
 276                         key, before, after);
 277         g_list_free(poly);
 278         g_free(coords);
 279         return simp;
 280 }
 281
 282 void fips_print(FILE *fd, gchar *fips, gchar *name, gchar *state,
 283                 gdouble (**points)[3])
 284 {
 285         fprintf(fd, "%s\t%s\t%s", fips, name, state);
 286         for (int i = 0; points[i]; i++) {
 287                 fprintf(fd, "\t");
 288                 for (int j = 0; points[i][j][0]; j++) {
 289                         //fwrite(points[i][j], sizeof(double), 3, fd);
 290                         gdouble lat, lon;
 291                         xyz2ll(points[i][j][0], points[i][j][1],
 292                                         points[i][j][2], &lat, &lon);
 293                         fprintf(fd, "%.7lf,%.7lf ", lat, lon);
 294                 }
 295         }
 296         fprintf(fd, "\n");
 297 }
 298
 299 GTree *fips_parse(gchar *text)
 300 {
 301         g_debug("GritsPluginAlert: fips_parse");
 302         //FILE *fd = fopen("/tmp/fips_polys_simp.txt", "w+");
 303
 304         GTree *tree = g_tree_new((GCompareFunc)int_compare);
 305         gchar **lines = g_strsplit(text, "\n", -1);
 306         for (gint li = 0; lines[li]; li++) {
 307                 /* Split and count parts */
 308                 gchar **sparts = g_strsplit(lines[li], "\t", -1);
 309                 int     nparts = g_strv_length(sparts);
 310                 if (nparts < 4) {
 311                         g_strfreev(sparts);
 312                         continue;
 313                 }
 314
 315                 GritsPoint center = {0,0,0};
 316                 gdouble (**polys)[3] = (gpointer)g_new0(double*, nparts-3+1);
 317                 for (int pi = 3; pi < nparts; pi++) {
 318                         /* Split and count coordinates */
 319                         gchar **scoords = g_strsplit(sparts[pi], " ", -1);
 320                         int     ncoords = g_strv_length(scoords);
 321
 322                         /* Create binary coords */
 323                         gdouble (*coords)[3] = (gpointer)g_new0(gdouble, 3*(ncoords+1));
 324                         for (int ci = 0; ci < ncoords; ci++) {
 325                                 gdouble lat, lon;
 326                                 //sscanf(scoords[ci], "%lf,%lf", &lon, &lat);
 327                                 sscanf(scoords[ci], "%lf,%lf", &lat, &lon);
 328                                 if (ci == 0) {
 329                                         center.lat  = lat;
 330                                         center.lon  = lon;
 331                                         center.elev = 0;
 332                                 }
 333                                 lle2xyz(lat, lon, 0,
 334                                         &coords[ci][0],
 335                                         &coords[ci][1],
 336                                         &coords[ci][2]);
 337                         }
 338
 339                         /* Simplify coords/contour */
 340                         //coords = fips_simplify(coords, 1000*1000*4, li);
 341
 342                         /* Insert coords into poly array */
 343                         polys[pi-3] = coords;
 344                         g_strfreev(scoords);
 345                 }
 346
 347                 /* print simplified polys */
 348                 //fips_print(fd, sparts[0], sparts[1], sparts[2], polys);
 349
 350                 /* Create GritsPoly */
 351                 GritsPoly *poly = grits_poly_new(polys);
 352                 GRITS_OBJECT(poly)->center  = center;
 353                 GRITS_OBJECT(poly)->skip   |= GRITS_SKIP_CENTER;
 354                 GRITS_OBJECT(poly)->skip   |= GRITS_SKIP_STATE;
 355
 356                 /* Insert polys into the tree */
 357                 gint id = g_ascii_strtoll(sparts[0], NULL, 10);
 358                 g_tree_insert(tree, (gpointer)id, poly);
 359                 g_strfreev(sparts);
 360         }
 361         g_strfreev(lines);
 362
 363         //fclose(fd);
 364         return tree;
 365 }
 366
 367 /********************
 368  * GritsPluginAlert *
 369  ********************/
 370 /* Setup helpers
 371  * init:
 372  *   parse counties
 373  *   init county polys
 374  *   init config area
 375  * refresh:
 376  *   parse alert
 377  *   update buttons
 378  *   update counties
 379  * clicked:
 380  *   update counties
 381  */
 382
 383 /* Update counties */
 384 static gboolean _hide_county(gchar *_, GritsObject *county)
 385 {
 386         g_object_set_data(G_OBJECT(county), "info", NULL);
 387         //county->hidden = TRUE;
 388         return FALSE;
 389 }
 390 static void _update_counties(GritsPluginAlert *alert)
 391 {
 392         /* Setup counties based on alerts:
 393          * foreach alert in alerts:
 394          *      info   = infotable.get(alert.type)
 395          *      foreach fips  in alert.fipses:
 396          *              county = counties.get(fips)
 397          *              if info is higher priority
 398          *                      county.color = info.color
 399          */
 400         g_debug("GritsPluginAlert: _update_counties");
 401         g_tree_foreach(alert->counties, (GTraverseFunc)_hide_county, NULL);
 402         for (GList *cur = alert->alerts; cur; cur = cur->next) {
 403                 AWeatherAlert *msg = cur->data;
 404
 405                 /* Find alert info */
 406                 AlertInfo *info = alert_info_find(msg->title);
 407                 if (!info) {
 408                         g_warning("GritsPluginAlert: unknown warning - %s", msg->title);
 409                         continue;
 410                 }
 411                 if (!info->enabled)
 412                         continue;
 413
 414                 /* Set color for each county in alert */
 415                 gchar **fipses = g_strsplit(msg->cap.fips6, " ", -1);
 416                 for (int i = 0; fipses[i]; i++) {
 417                         gint fips = g_ascii_strtoll(fipses[i], NULL, 10);
 418                         GritsPoly *county = g_tree_lookup(alert->counties, (gpointer)fips);
 419                         if (!county)
 420                                 continue;
 421                         AlertInfo *old = g_object_get_data(G_OBJECT(county), "info");
 422                         if (old != NULL && old < info)
 423                                 continue;
 424                         g_object_set_data(G_OBJECT(county), "info", info);
 425                         county->color[0] = (float)info->color[0] / 256;
 426                         county->color[1] = (float)info->color[1] / 256;
 427                         county->color[2] = (float)info->color[2] / 256;
 428                         county->color[3] = 0.25;
 429                         GRITS_OBJECT(county)->hidden = FALSE;
 430                 }
 431                 g_strfreev(fipses);
 432         }
 433         gtk_widget_queue_draw(GTK_WIDGET(alert->viewer));
 434 }
 435
 436 /* Update buttons */
 437 static void _alert_click(GtkRadioButton *button, gpointer alert)
 438 {
 439         g_debug("GritsPluginAlert: _alert_click");
 440         AlertInfo *info = g_object_get_data(G_OBJECT(button), "info");
 441         info->enabled = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
 442         _update_counties(alert);
 443 }
 444
 445 static GtkWidget *_make_button(AlertInfo *info)
 446 {
 447         g_debug("GritsPluginAlert: _make_button - %s", info->title);
 448         GdkColor black = {0, 0, 0, 0};
 449         GdkColor color = {0, info->color[0]<<8, info->color[1]<<8, info->color[2]<<8};
 450
 451         gchar text[6+7];
 452         g_snprintf(text, sizeof(text), "<b>%.5s</b>", info->title);
 453
 454         GtkWidget *button = gtk_toggle_button_new();
 455         GtkWidget *align  = gtk_alignment_new(0.5, 0.5, 1, 1);
 456         GtkWidget *cbox   = gtk_event_box_new();
 457         GtkWidget *label  = gtk_label_new(text);
 458         for (int state = 0; state < GTK_STATE_INSENSITIVE; state++) {
 459                 gtk_widget_modify_fg(label, state, &black);
 460                 gtk_widget_modify_bg(cbox,  state, &color);
 461         } /* Yuck.. */
 462         g_object_set_data(G_OBJECT(button), "info", info);
 463         gtk_label_set_use_markup(GTK_LABEL(label), TRUE);
 464         gtk_alignment_set_padding(GTK_ALIGNMENT(align), 2, 2, 4, 4);
 465         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), info->enabled);
 466         gtk_widget_set_tooltip_text(GTK_WIDGET(button), info->title);
 467         gtk_container_add(GTK_CONTAINER(cbox), label);
 468         gtk_container_add(GTK_CONTAINER(align), cbox);
 469         gtk_container_add(GTK_CONTAINER(button), align);
 470         return button;
 471 }
 472
 473 static void _update_buttons(GritsPluginAlert *alert)
 474 {
 475         g_debug("GritsPluginAlert: _update_buttons");
 476         /* Delete old buttons */
 477         GList *frames = gtk_container_get_children(GTK_CONTAINER(alert->config));
 478         for (GList *frame = frames; frame; frame = frame->next) {
 479                 GtkWidget *table = gtk_bin_get_child(GTK_BIN(frame->data));
 480                 GList *btns = gtk_container_get_children(GTK_CONTAINER(table));
 481                 g_list_foreach(btns, (GFunc)gtk_widget_destroy, NULL);
 482         }
 483
 484         /* Add new buttons */
 485         for (int i = 0; alert_info[i].title; i++) {
 486                 if (!alert_info[i].current)
 487                         continue;
 488
 489                 GtkWidget *table = g_object_get_data(G_OBJECT(alert->config),
 490                                 alert_info[i].category);
 491                 GList *kids = gtk_container_get_children(GTK_CONTAINER(table));
 492                 int nkids = g_list_length(kids);
 493                 int x = nkids % 3;
 494                 int y = nkids / 3;
 495                 g_list_free(kids);
 496
 497                 GtkWidget *button = _make_button(&alert_info[i]);
 498                 gtk_table_attach(GTK_TABLE(table), button, x, x+1, y, y+1,
 499                                 GTK_FILL|GTK_EXPAND, GTK_FILL, 0, 0);
 500                 g_signal_connect(button, "clicked",
 501                                 G_CALLBACK(_alert_click), alert);
 502         }
 503 }
 504
 505 /* Init helpers */
 506 static gboolean _add_county(gint key, GritsObject *poly, GritsViewer *viewer)
 507 {
 508         grits_viewer_add(viewer, poly, GRITS_LEVEL_WORLD+1, TRUE);
 509         return FALSE;
 510 }
 511
 512 static GtkWidget *_make_config(void)
 513 {
 514         gchar *labels[] = {"Warnings", "Watches", "Advisories", "Other"};
 515         gchar *keys[]   = {"warning",  "watch",   "advisory",   "other"};
 516         gint   cols[]   = {3, 2, 2, 2};
 517         GtkWidget *config = gtk_hbox_new(FALSE, 10);
 518         for (int i = 0; i < G_N_ELEMENTS(labels); i++) {
 519                 GtkWidget *frame = gtk_frame_new(labels[i]);
 520                 GtkWidget *table = gtk_table_new(1, cols[i], TRUE);
 521                 gtk_container_add(GTK_CONTAINER(frame), table);
 522                 gtk_box_pack_start(GTK_BOX(config), frame, TRUE, TRUE, 0);
 523                 g_object_set_data(G_OBJECT(config), keys[i], table);
 524         }
 525         return config;
 526 }
 527
 528 /* Methods */
 529 GritsPluginAlert *grits_plugin_alert_new(GritsViewer *viewer, GritsPrefs *prefs)
 530 {
 531         g_debug("GritsPluginAlert: new");
 532         GritsPluginAlert *alert = g_object_new(GRITS_TYPE_PLUGIN_ALERT, NULL);
 533         g_tree_foreach(alert->counties, (GTraverseFunc)_add_county, viewer);
 534         alert->viewer = viewer;
 535         alert->prefs  = prefs;
 536         return alert;
 537 }
 538
 539 static GtkWidget *grits_plugin_alert_get_config(GritsPlugin *_alert)
 540 {
 541         GritsPluginAlert *alert = GRITS_PLUGIN_ALERT(_alert);
 542         return alert->config;
 543 }
 544
 545
 546 /* GObject code */
 547 static void grits_plugin_alert_plugin_init(GritsPluginInterface *iface);
 548 G_DEFINE_TYPE_WITH_CODE(GritsPluginAlert, grits_plugin_alert, G_TYPE_OBJECT,
 549                 G_IMPLEMENT_INTERFACE(GRITS_TYPE_PLUGIN,
 550                         grits_plugin_alert_plugin_init));
 551 static void grits_plugin_alert_plugin_init(GritsPluginInterface *iface)
 552 {
 553         g_debug("GritsPluginAlert: plugin_init");
 554         /* Add methods to the interface */
 555         iface->get_config = grits_plugin_alert_get_config;
 556 }
 557 static void grits_plugin_alert_init(GritsPluginAlert *alert)
 558 {
 559         g_debug("GritsPluginAlert: class_init");
 560         /* Set defaults */
 561         alert->config   = _make_config();
 562
 563         /* Load counties */
 564         gchar *text; gsize len;
 565         const gchar *fips_file = "/scratch/aweather/data/fips_polys_simp.txt";
 566         g_file_get_contents(fips_file, &text, &len, NULL);
 567         alert->counties = fips_parse(text);
 568         g_free(text);
 569
 570         /* Load alerts (once for testing) */
 571         const gchar *alert_file = "/scratch/aweather/src/plugins/alert4.xml";
 572         g_file_get_contents(alert_file, &text, &len, NULL);
 573         alert->alerts = alert_parse(text, len);
 574         g_free(text);
 575
 576         /* For now, set alert "current" at init */
 577         for (GList *cur = alert->alerts; cur; cur = cur->next) {
 578                 AWeatherAlert *msg  = cur->data;
 579                 AlertInfo     *info = alert_info_find(msg->title);
 580                 if (info) info->current = TRUE;
 581         }
 582
 583         /* For now, run updates */
 584         _update_buttons(alert);
 585         _update_counties(alert);
 586 }
 587 static void grits_plugin_alert_dispose(GObject *gobject)
 588 {
 589         g_debug("GritsPluginAlert: dispose");
 590         GritsPluginAlert *alert = GRITS_PLUGIN_ALERT(gobject);
 591         (void)alert; // TODO
 592         /* Drop references */
 593         G_OBJECT_CLASS(grits_plugin_alert_parent_class)->dispose(gobject);
 594 }
 595 static void grits_plugin_alert_finalize(GObject *gobject)
 596 {
 597         g_debug("GritsPluginAlert: finalize");
 598         GritsPluginAlert *alert = GRITS_PLUGIN_ALERT(gobject);
 599         /* Free data */
 600         gtk_widget_destroy(alert->config);
 601
 602         /* Free countes */
 603         g_tree_destroy(alert->counties);
 604
 605         /* Free alerts (once for testing) */
 606         g_list_foreach(alert->alerts, (GFunc)alert_free, NULL);
 607         g_list_free(alert->alerts);
 608
 609         G_OBJECT_CLASS(grits_plugin_alert_parent_class)->finalize(gobject);
 610 }
 611 static void grits_plugin_alert_class_init(GritsPluginAlertClass *klass)
 612 {
 613         g_debug("GritsPluginAlert: class_init");
 614         GObjectClass *gobject_class = (GObjectClass*)klass;
 615         gobject_class->dispose  = grits_plugin_alert_dispose;
 616         gobject_class->finalize = grits_plugin_alert_finalize;
 617 }