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-rw-r--r--src/config.c574
1 files changed, 574 insertions, 0 deletions
diff --git a/src/config.c b/src/config.c
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index 0000000..edf1f3b
--- /dev/null
+++ b/src/config.c
@@ -0,0 +1,574 @@
+/*
+ * Calcurse - text-based organizer
+ *
+ * Copyright (c) 2004-2012 calcurse Development Team <misc@calcurse.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the
+ * following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the
+ * following disclaimer in the documentation and/or other
+ * materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Send your feedback or comments to : misc@calcurse.org
+ * Calcurse home page : http://calcurse.org
+ *
+ */
+
+#include <ctype.h>
+#include <unistd.h>
+
+#include "calcurse.h"
+
+typedef int (*config_fn_parse_t) (void *, const char *);
+typedef int (*config_fn_serialize_t) (char *, void *);
+
+struct confvar {
+ const char *key;
+ config_fn_parse_t fn_parse;
+ config_fn_serialize_t fn_serialize;
+ void *target;
+};
+
+static int config_parse_bool(unsigned *, const char *);
+static int config_serialize_bool(char *, unsigned *);
+static int config_parse_int(int *, const char *);
+static int config_serialize_int(char *, int *);
+static int config_parse_unsigned(unsigned *, const char *);
+static int config_serialize_unsigned(char *, unsigned *);
+static int config_parse_str(char *, const char *);
+static int config_serialize_str(char *, const char *);
+static int config_parse_calendar_view(void *, const char *);
+static int config_serialize_calendar_view(char *, void *);
+static int config_parse_first_day_of_week(void *, const char *);
+static int config_serialize_first_day_of_week(char *, void *);
+static int config_parse_color_theme(void *, const char *);
+static int config_serialize_color_theme(char *, void *);
+static int config_parse_layout(void *, const char *);
+static int config_serialize_layout(char *, void *);
+static int config_parse_sidebar_width(void *, const char *);
+static int config_serialize_sidebar_width(char *, void *);
+static int config_parse_output_datefmt(void *, const char *);
+static int config_serialize_output_datefmt(char *, void *);
+static int config_parse_input_datefmt(void *, const char *);
+static int config_serialize_input_datefmt(char *, void *);
+
+#define CONFIG_HANDLER_BOOL(var) (config_fn_parse_t) config_parse_bool, \
+ (config_fn_serialize_t) config_serialize_bool, &(var)
+#define CONFIG_HANDLER_INT(var) (config_fn_parse_t) config_parse_int, \
+ (config_fn_serialize_t) config_serialize_int, &(var)
+#define CONFIG_HANDLER_UNSIGNED(var) (config_fn_parse_t) config_parse_unsigned, \
+ (config_fn_serialize_t) config_serialize_unsigned, &(var)
+#define CONFIG_HANDLER_STR(var) (config_fn_parse_t) config_parse_str, \
+ (config_fn_serialize_t) config_serialize_str, &(var)
+
+static const struct confvar confmap[] = {
+ {"appearance.calendarview", config_parse_calendar_view,
+ config_serialize_calendar_view, NULL},
+ {"appearance.layout", config_parse_layout, config_serialize_layout, NULL},
+ {"appearance.notifybar", CONFIG_HANDLER_BOOL(nbar.show)},
+ {"appearance.sidebarwidth", config_parse_sidebar_width,
+ config_serialize_sidebar_width, NULL},
+ {"appearance.theme", config_parse_color_theme, config_serialize_color_theme,
+ NULL},
+ {"daemon.enable", CONFIG_HANDLER_BOOL(dmon.enable)},
+ {"daemon.log", CONFIG_HANDLER_BOOL(dmon.log)},
+ {"format.inputdate", config_parse_input_datefmt,
+ config_serialize_input_datefmt, NULL},
+ {"format.notifydate", CONFIG_HANDLER_STR(nbar.datefmt)},
+ {"format.notifytime", CONFIG_HANDLER_STR(nbar.timefmt)},
+ {"format.outputdate", config_parse_output_datefmt,
+ config_serialize_output_datefmt, NULL},
+ {"general.autogc", CONFIG_HANDLER_BOOL(conf.auto_gc)},
+ {"general.autosave", CONFIG_HANDLER_BOOL(conf.auto_save)},
+ {"general.confirmdelete", CONFIG_HANDLER_BOOL(conf.confirm_delete)},
+ {"general.confirmquit", CONFIG_HANDLER_BOOL(conf.confirm_quit)},
+ {"general.firstdayofweek", config_parse_first_day_of_week,
+ config_serialize_first_day_of_week, NULL},
+ {"general.periodicsave", CONFIG_HANDLER_UNSIGNED(conf.periodic_save)},
+ {"general.progressbar", CONFIG_HANDLER_BOOL(conf.progress_bar)},
+ {"general.systemdialogs", CONFIG_HANDLER_BOOL(conf.system_dialogs)},
+ {"notification.command", CONFIG_HANDLER_STR(nbar.cmd)},
+ {"notification.notifyall", CONFIG_HANDLER_BOOL(nbar.notify_all)},
+ {"notification.warning", CONFIG_HANDLER_INT(nbar.cntdwn)}
+};
+
+struct config_save_status {
+ FILE *fp;
+ int done[sizeof(confmap) / sizeof(confmap[0])];
+};
+
+typedef int (*config_fn_walk_cb_t) (const char *, const char *, void *);
+typedef int (*config_fn_walk_junk_cb_t) (const char *, void *);
+
+static int config_parse_bool(unsigned *dest, const char *val)
+{
+ if (strcmp(val, "yes") == 0)
+ *dest = 1;
+ else if (strcmp(val, "no") == 0)
+ *dest = 0;
+ else
+ return 0;
+
+ return 1;
+}
+
+static int config_parse_unsigned(unsigned *dest, const char *val)
+{
+ if (is_all_digit(val))
+ *dest = atoi(val);
+ else
+ return 0;
+
+ return 1;
+}
+
+static int config_parse_int(int *dest, const char *val)
+{
+ if ((*val == '+' || *val == '-' || isdigit(*val)) && is_all_digit(val + 1))
+ *dest = atoi(val);
+ else
+ return 0;
+
+ return 1;
+}
+
+static int config_parse_str(char *dest, const char *val)
+{
+ strncpy(dest, val, BUFSIZ);
+ return 1;
+}
+
+static int config_parse_color(int *dest, const char *val)
+{
+ if (!strcmp(val, "black"))
+ *dest = COLOR_BLACK;
+ else if (!strcmp(val, "red"))
+ *dest = COLOR_RED;
+ else if (!strcmp(val, "green"))
+ *dest = COLOR_GREEN;
+ else if (!strcmp(val, "yellow"))
+ *dest = COLOR_YELLOW;
+ else if (!strcmp(val, "blue"))
+ *dest = COLOR_BLUE;
+ else if (!strcmp(val, "magenta"))
+ *dest = COLOR_MAGENTA;
+ else if (!strcmp(val, "cyan"))
+ *dest = COLOR_CYAN;
+ else if (!strcmp(val, "white"))
+ *dest = COLOR_WHITE;
+ else if (!strcmp(val, "default"))
+ *dest = background;
+ else
+ return 0;
+
+ return 1;
+}
+
+static int config_parse_color_pair(int *dest1, int *dest2, const char *val)
+{
+ char s1[BUFSIZ], s2[BUFSIZ];
+
+ if (sscanf(val, "%s on %s", s1, s2) != 2)
+ return 0;
+
+ return (config_parse_color(dest1, s1) && config_parse_color(dest2, s2));
+}
+
+static int config_parse_calendar_view(void *dummy, const char *val)
+{
+ calendar_set_view(atoi(val));
+ return 1;
+}
+
+static int config_parse_first_day_of_week(void *dummy, const char *val)
+{
+ if (!strcmp(val, "monday"))
+ calendar_set_first_day_of_week(MONDAY);
+ else if (!strcmp(val, "sunday"))
+ calendar_set_first_day_of_week(SUNDAY);
+ else
+ return 0;
+
+ return 1;
+}
+
+static int config_parse_color_theme(void *dummy, const char *val)
+{
+ int color1, color2;
+ if (!config_parse_color_pair(&color1, &color2, val))
+ return 0;
+ init_pair(COLR_CUSTOM, color1, color2);
+ return 1;
+}
+
+static int config_parse_layout(void *dummy, const char *val)
+{
+ wins_set_layout(atoi(val));
+ return 1;
+}
+
+static int config_parse_sidebar_width(void *dummy, const char *val)
+{
+ wins_set_sbar_width(atoi(val));
+ return 1;
+}
+
+static int config_parse_output_datefmt(void *dummy, const char *val)
+{
+ if (val[0] != '\0')
+ return config_parse_str(conf.output_datefmt, val);
+ return 1;
+}
+
+static int config_parse_input_datefmt(void *dummy, const char *val)
+{
+ if (config_parse_int(&conf.input_datefmt, val)) {
+ if (conf.input_datefmt <= 0 || conf.input_datefmt >= DATE_FORMATS)
+ conf.input_datefmt = 1;
+ return 1;
+ } else
+ return 0;
+}
+
+/* Set a configuration variable. */
+static int config_set_conf(const char *key, const char *value)
+{
+ int i;
+
+ if (!key)
+ return -1;
+
+ for (i = 0; i < sizeof(confmap) / sizeof(confmap[0]); i++) {
+ if (!strcmp(confmap[i].key, key))
+ return confmap[i].fn_parse(confmap[i].target, value);
+ }
+
+ return -1;
+}
+
+static int config_serialize_bool(char *dest, unsigned *val)
+{
+ if (*val) {
+ dest[0] = 'y';
+ dest[1] = 'e';
+ dest[2] = 's';
+ dest[3] = '\0';
+ } else {
+ dest[0] = 'n';
+ dest[1] = 'o';
+ dest[2] = '\0';
+ }
+
+ return 1;
+}
+
+static int config_serialize_unsigned(char *dest, unsigned *val)
+{
+ snprintf(dest, BUFSIZ, "%u", *val);
+ return 1;
+}
+
+static int config_serialize_int(char *dest, int *val)
+{
+ snprintf(dest, BUFSIZ, "%d", *val);
+ return 1;
+}
+
+static int config_serialize_str(char *dest, const char *val)
+{
+ strncpy(dest, val, BUFSIZ);
+ return 1;
+}
+
+/*
+ * Return a string defining the color theme in the form:
+ * foreground color 'on' background color
+ * in order to dump this data in the configuration file.
+ * Color numbers follow the ncurses library definitions.
+ * If ncurses library was compiled with --enable-ext-funcs,
+ * then default color is -1.
+ */
+static void config_color_theme_name(char *theme_name)
+{
+#define MAXCOLORS 8
+#define NBCOLORS 2
+#define DEFAULTCOLOR 255
+#define DEFAULTCOLOR_EXT -1
+
+ int i;
+ short color[NBCOLORS];
+ const char *color_name[NBCOLORS];
+ const char *default_color = "default";
+ const char *name[MAXCOLORS] = {
+ "black",
+ "red",
+ "green",
+ "yellow",
+ "blue",
+ "magenta",
+ "cyan",
+ "white"
+ };
+
+ if (!colorize)
+ strncpy(theme_name, "0", BUFSIZ);
+ else {
+ pair_content(COLR_CUSTOM, &color[0], &color[1]);
+ for (i = 0; i < NBCOLORS; i++) {
+ if ((color[i] == DEFAULTCOLOR) || (color[i] == DEFAULTCOLOR_EXT))
+ color_name[i] = default_color;
+ else if (color[i] >= 0 && color[i] <= MAXCOLORS)
+ color_name[i] = name[color[i]];
+ else {
+ EXIT(_("unknown color"));
+ /* NOTREACHED */
+ }
+ }
+ snprintf(theme_name, BUFSIZ, "%s on %s", color_name[0], color_name[1]);
+ }
+}
+
+static int config_serialize_calendar_view(char *buf, void *dummy)
+{
+ int tmp = calendar_get_view();
+ return config_serialize_int(buf, &tmp);
+}
+
+static int config_serialize_first_day_of_week(char *buf, void *dummy)
+{
+ if (calendar_week_begins_on_monday())
+ strcpy(buf, "monday");
+ else
+ strcpy(buf, "sunday");
+
+ return 1;
+}
+
+static int config_serialize_color_theme(char *buf, void *dummy)
+{
+ config_color_theme_name(buf);
+ return 1;
+}
+
+static int config_serialize_layout(char *buf, void *dummy)
+{
+ int tmp = wins_layout();
+ return config_serialize_int(buf, &tmp);
+}
+
+static int config_serialize_sidebar_width(char *buf, void *dummy)
+{
+ int tmp = wins_sbar_wperc();
+ return config_serialize_int(buf, &tmp);
+}
+
+static int config_serialize_output_datefmt(char *buf, void *dummy)
+{
+ return config_serialize_str(buf, conf.output_datefmt);
+}
+
+static int config_serialize_input_datefmt(char *buf, void *dummy)
+{
+ return config_serialize_int(buf, &conf.input_datefmt);
+}
+
+/* Serialize the value of a configuration variable. */
+static int
+config_serialize_conf(char *buf, const char *key,
+ struct config_save_status *status)
+{
+ int i;
+
+ if (!key)
+ return -1;
+
+ for (i = 0; i < sizeof(confmap) / sizeof(confmap[0]); i++) {
+ if (!strcmp(confmap[i].key, key)) {
+ if (confmap[i].fn_serialize(buf, confmap[i].target)) {
+ if (status)
+ status->done[i] = 1;
+ return 1;
+ } else
+ return 0;
+ }
+ }
+
+ return -1;
+}
+
+static void
+config_file_walk(config_fn_walk_cb_t fn_cb,
+ config_fn_walk_junk_cb_t fn_junk_cb, void *data)
+{
+ FILE *data_file;
+ char buf[BUFSIZ], e_conf[BUFSIZ];
+ char *key, *value;
+
+ data_file = fopen(path_conf, "r");
+ EXIT_IF(data_file == NULL, _("failed to open configuration file"));
+
+ pthread_mutex_lock(&nbar.mutex);
+ for (;;) {
+ if (fgets(buf, sizeof buf, data_file) == NULL)
+ break;
+ io_extract_data(e_conf, buf, sizeof buf);
+
+ if (*e_conf == '\0') {
+ if (fn_junk_cb)
+ fn_junk_cb(buf, data);
+ continue;
+ }
+
+ key = e_conf;
+ value = strchr(e_conf, '=');
+ if (value) {
+ *value = '\0';
+ value++;
+ }
+
+ if (strcmp(key, "auto_save") == 0 ||
+ strcmp(key, "auto_gc") == 0 ||
+ strcmp(key, "periodic_save") == 0 ||
+ strcmp(key, "confirm_quit") == 0 ||
+ strcmp(key, "confirm_delete") == 0 ||
+ strcmp(key, "skip_system_dialogs") == 0 ||
+ strcmp(key, "skip_progress_bar") == 0 ||
+ strcmp(key, "calendar_default_view") == 0 ||
+ strcmp(key, "week_begins_on_monday") == 0 ||
+ strcmp(key, "color-theme") == 0 ||
+ strcmp(key, "layout") == 0 ||
+ strcmp(key, "side-bar_width") == 0 ||
+ strcmp(key, "notify-bar_show") == 0 ||
+ strcmp(key, "notify-bar_date") == 0 ||
+ strcmp(key, "notify-bar_clock") == 0 ||
+ strcmp(key, "notify-bar_warning") == 0 ||
+ strcmp(key, "notify-bar_command") == 0 ||
+ strcmp(key, "notify-all") == 0 ||
+ strcmp(key, "output_datefmt") == 0 ||
+ strcmp(key, "input_datefmt") == 0 ||
+ strcmp(key, "notify-daemon_enable") == 0 ||
+ strcmp(key, "notify-daemon_log") == 0) {
+ WARN_MSG(_("Pre-3.0.0 configuration file format detected, "
+ "please upgrade running `calcurse-upgrade`."));
+ }
+
+ if (value && (*value == '\0' || *value == '\n')) {
+ /* Backward compatibility mode. */
+ if (fgets(buf, sizeof buf, data_file) == NULL)
+ break;
+ io_extract_data(e_conf, buf, sizeof buf);
+ value = e_conf;
+ }
+
+ fn_cb(key, value, data);
+ }
+ file_close(data_file, __FILE_POS__);
+ pthread_mutex_unlock(&nbar.mutex);
+}
+
+static int config_load_cb(const char *key, const char *value, void *dummy)
+{
+ int result = config_set_conf(key, value);
+
+ if (result < 0)
+ EXIT(_("configuration variable unknown: \"%s\""), key);
+ /* NOTREACHED */
+ else if (result == 0)
+ EXIT(_("wrong configuration variable format for \"%s\""), key);
+ /* NOTREACHED */
+
+ return 1;
+}
+
+/* Load the user configuration. */
+void config_load(void)
+{
+ config_file_walk(config_load_cb, NULL, NULL);
+}
+
+static int config_save_cb(const char *key, const char *value, void *status)
+{
+ char buf[BUFSIZ];
+ int result =
+ config_serialize_conf(buf, key, (struct config_save_status *)status);
+
+ if (result < 0)
+ EXIT(_("configuration variable unknown: \"%s\""), key);
+ /* NOTREACHED */
+ else if (result == 0)
+ EXIT(_("wrong configuration variable format for \"%s\""), key);
+ /* NOTREACHED */
+
+ fputs(key, ((struct config_save_status *)status)->fp);
+ fputc('=', ((struct config_save_status *)status)->fp);
+ fputs(buf, ((struct config_save_status *)status)->fp);
+ fputc('\n', ((struct config_save_status *)status)->fp);
+
+ return 1;
+}
+
+static int config_save_junk_cb(const char *data, void *status)
+{
+ fputs(data, ((struct config_save_status *)status)->fp);
+ return 1;
+}
+
+/* Save the user configuration. */
+unsigned config_save(void)
+{
+ char tmppath[BUFSIZ];
+ char *tmpext;
+ struct config_save_status status;
+ int i;
+
+ if (read_only)
+ return 1;
+
+ strncpy(tmppath, get_tempdir(), BUFSIZ);
+ strncat(tmppath, "/" CONF_PATH_NAME ".", BUFSIZ - strlen(tmppath) - 1);
+ if ((tmpext = new_tempfile(tmppath, TMPEXTSIZ)) == NULL)
+ return 0;
+ strncat(tmppath, tmpext, BUFSIZ - strlen(tmppath) - 1);
+ mem_free(tmpext);
+
+ status.fp = fopen(tmppath, "w");
+ if (!status.fp)
+ return 0;
+
+ memset(status.done, 0, sizeof(status.done));
+
+ config_file_walk(config_save_cb, config_save_junk_cb, (void *)&status);
+
+ /* Set variables that were missing from the configuration file. */
+ for (i = 0; i < sizeof(confmap) / sizeof(confmap[0]); i++) {
+ if (!status.done[i])
+ config_save_cb(confmap[i].key, NULL, &status);
+ }
+
+ file_close(status.fp, __FILE_POS__);
+
+ if (io_file_cp(tmppath, path_conf))
+ unlink(tmppath);
+
+ return 1;
+}
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