Added the "week" search criterion.
[mymail.git] / mymail.c
index a77e5e2..0e9009a 100644 (file)
--- a/mymail.c
+++ b/mymail.c
 
 regex_t leading_from_line_regexp;
 
-char *db_filename;
-char *db_filename_regexp_string;
-char *db_root_path;
-char *db_filename_list;
-char output_filename[PATH_MAX + 1];
+/* Global variables! */
 
 int paranoid;
-int action_index;
 int quiet;
 
-time_t being_today;
-
 /********************************************************************/
 
 enum {
@@ -217,6 +210,18 @@ void print_usage(FILE *out) {
 
 /*********************************************************************/
 
+time_t time_for_past_day(int day) {
+  time_t t;
+  struct tm *tm;
+  int delta_day;
+  t = time(0);
+  tm = localtime(&t);
+  delta_day = (7 + tm->tm_wday - day) % 7 + 1;
+  return t - delta_day * 3600 * 24 + tm->tm_sec + 60 * tm->tm_min + 3600 * tm->tm_hour;
+}
+
+/*********************************************************************/
+
 int ignore_entry(const char *name) {
   return
     /* strcmp(name, ".") == 0 || */
@@ -270,6 +275,58 @@ int mbox_line_match_search(struct search_condition *condition,
   }
 }
 
+void update_body_hits(char *mail_filename, int position_in_mail,
+                      int nb_search_conditions, struct search_condition *search_conditions,
+                      int nb_body_conditions,
+                      int *hits) {
+  FILE *mail_file;
+  int header, n;
+  int last_mbox_line_was_empty;
+  char raw_mbox_line[BUFFER_SIZE];
+  int nb_body_hits;
+
+  nb_body_hits = 0;
+
+  header = 1;
+  mail_file = fopen(mail_filename, "r");
+
+  if(!mail_file) {
+    fprintf(stderr,
+            "mymail: Cannot open mbox '%s' for body scan.\n",
+            mail_filename);
+    exit(EXIT_FAILURE);
+  }
+
+  fseek(mail_file, position_in_mail, SEEK_SET);
+
+  if(fgets(raw_mbox_line, BUFFER_SIZE, mail_file)) {
+    while(nb_body_hits < nb_body_conditions) {
+      last_mbox_line_was_empty = (raw_mbox_line[0] == '\n');
+
+      if(last_mbox_line_was_empty) { header = 0; }
+
+      if(!header) {
+        for(n = 0; n < nb_search_conditions; n++) {
+          if(search_conditions[n].field_id == ID_BODY && !hits[n]) {
+            hits[n] =
+              (regexec(&search_conditions[n].regexp, raw_mbox_line, 0, 0, 0) == 0);
+            if(hits[n]) {
+              nb_body_hits++;
+            }
+          }
+        }
+      }
+
+      if(!fgets(raw_mbox_line, BUFFER_SIZE, mail_file) ||
+         (last_mbox_line_was_empty &&
+          is_a_leading_from_line(raw_mbox_line)))
+        break;
+    }
+  }
+
+  fclose(mail_file);
+}
+
 void search_in_db(const char *db_filename,
                   int nb_search_conditions,
                   struct search_condition *search_conditions,
@@ -287,6 +344,11 @@ void search_in_db(const char *db_filename,
   int nb_body_conditions, nb_fulfilled_body_conditions;
   FILE *db_file;
 
+  if(!quiet) {
+    printf("Searching in '%s' ... ", db_filename);
+    fflush(stdout);
+  }
+
   db_file = fopen(db_filename, "r");
 
   if(!db_file) {
@@ -344,50 +406,20 @@ void search_in_db(const char *db_filename,
           /* all conditions but the body ones are fine, check the body
              ones */
 
-          nb_fulfilled_body_conditions = 0;
-
           if(nb_body_conditions > 0) {
-            FILE *mail_file;
-            int header;
-
-            header = 1;
-            mail_file = fopen(current_mail_filename, "r");
-
-            if(!mail_file) {
-              fprintf(stderr,
-                      "mymail: Cannot open mbox '%s' for body scan.\n",
-                      current_mail_filename);
-              exit(EXIT_FAILURE);
-            }
-
-            fseek(mail_file, current_position_in_mail, SEEK_SET);
-
-            if(fgets(raw_mbox_line, BUFFER_SIZE, mail_file)) {
-              while(nb_fulfilled_body_conditions < nb_body_conditions) {
-                last_mbox_line_was_empty = (raw_mbox_line[0] == '\n');
-
-                if(last_mbox_line_was_empty) { header = 0; }
+            update_body_hits(current_mail_filename, current_position_in_mail,
+                             nb_search_conditions, search_conditions,
+                             nb_body_conditions,
+                             hits);
+          }
 
-                if(!header) {
-                  for(n = 0; n < nb_search_conditions; n++) {
-                    if(search_conditions[n].field_id == ID_BODY && !hits[n]) {
-                      hits[n] =
-                        (regexec(&search_conditions[n].regexp, raw_mbox_line, 0, 0, 0) == 0);
-                      if(hits[n]) {
-                        nb_fulfilled_body_conditions++;
-                      }
-                    }
-                  }
-                }
+          nb_fulfilled_body_conditions = 0;
 
-                if(!fgets(raw_mbox_line, BUFFER_SIZE, mail_file) ||
-                   (last_mbox_line_was_empty &&
-                    is_a_leading_from_line(raw_mbox_line)))
-                  break;
-              }
+          for(n = 0; n < nb_search_conditions; n++) {
+            if(search_conditions[n].field_id == ID_BODY &&
+               xor(hits[n], search_conditions[n].negation)) {
+              nb_fulfilled_body_conditions++;
             }
-
-            fclose(mail_file);
           }
 
           if(nb_body_conditions == nb_fulfilled_body_conditions) {
@@ -447,6 +479,11 @@ void search_in_db(const char *db_filename,
   }
 
   fclose(db_file);
+
+  if(!quiet) {
+    printf("done.\n");
+    fflush(stdout);
+  }
 }
 
 void recursive_search_in_db(const char *entry_name, regex_t *db_filename_regexp,
@@ -485,18 +522,7 @@ void recursive_search_in_db(const char *entry_name, regex_t *db_filename_regexp,
     while(*s) { if(*s == '/') { filename = s+1; } s++; }
 
     if(regexec(db_filename_regexp, filename, 0, 0, 0) == 0) {
-
-      if(!quiet) {
-        printf("Searching in '%s' ... ", entry_name);
-        fflush(stdout);
-      }
-
       search_in_db(entry_name, nb_search_conditions, search_conditions, output_file);
-
-      if(!quiet) {
-        printf("done.\n");
-        fflush(stdout);
-      }
     }
   }
 }
@@ -676,12 +702,22 @@ void init_condition(struct search_condition *condition, char *string) {
     condition->negation = 0;
   }
 
-  if(strcmp(search_field, "6h") == 0) {
+  /* Last 8 hours */
+
+  if(strcmp(search_field, "8h") == 0) {
     condition->field_id = ID_INTERVAL;
-    condition->interval_start = time(0) - 3600 * 6;
+    condition->interval_start = time(0) - 3600 * 8;
     condition->interval_stop = 0;
   }
 
+  else if(strcmp(search_field, "week") == 0) {
+    condition->field_id = ID_INTERVAL;
+    condition->interval_start = time(0) - 3600 * 24 * 7;
+    condition->interval_stop = 0;
+  }
+
+  /* Today and yesterday */
+
   else if(strcmp(search_field, "24h") == 0 ||
           strcmp(search_field, "today") == 0) {
     condition->field_id = ID_INTERVAL;
@@ -692,7 +728,51 @@ void init_condition(struct search_condition *condition, char *string) {
   else if(strcmp(search_field, "yesterday") == 0) {
     condition->field_id = ID_INTERVAL;
     condition->interval_start = time(0) - 2 * 3600 * 24;
-    condition->interval_stop = time(0) - 3600 * 24;
+    condition->interval_stop = condition->interval_start + 3600 * 24;
+  }
+
+  /* Week days */
+
+  else if(strcmp(search_field, "monday") == 0) {
+    condition->field_id = ID_INTERVAL;
+    condition->interval_start = time_for_past_day(1);
+    condition->interval_stop = condition->interval_start + 3600 * 24;
+  }
+
+  else if(strcmp(search_field, "tuesday") == 0) {
+    condition->field_id = ID_INTERVAL;
+    condition->interval_start = time_for_past_day(2);
+    condition->interval_stop = condition->interval_start + 3600 * 24;
+  }
+
+  else if(strcmp(search_field, "wednesday") == 0) {
+    condition->field_id = ID_INTERVAL;
+    condition->interval_start = time_for_past_day(3);
+    condition->interval_stop = condition->interval_start + 3600 * 24;
+  }
+
+  else if(strcmp(search_field, "thursday") == 0) {
+    condition->field_id = ID_INTERVAL;
+    condition->interval_start = time_for_past_day(4);
+    condition->interval_stop = condition->interval_start + 3600 * 24;
+  }
+
+  else if(strcmp(search_field, "friday") == 0) {
+    condition->field_id = ID_INTERVAL;
+    condition->interval_start = time_for_past_day(5);
+    condition->interval_stop = condition->interval_start + 3600 * 24;
+  }
+
+  else if(strcmp(search_field, "saturday") == 0) {
+    condition->field_id = ID_INTERVAL;
+    condition->interval_start = time_for_past_day(6);
+    condition->interval_stop = condition->interval_start + 3600 * 24;
+  }
+
+  else if(strcmp(search_field, "sunday") == 0) {
+    condition->field_id = ID_INTERVAL;
+    condition->interval_start = time_for_past_day(7);
+    condition->interval_stop = condition->interval_start + 3600 * 24;
   }
 
   else {
@@ -734,6 +814,13 @@ void free_condition(struct search_condition *condition) {
 /*********************************************************************/
 
 int main(int argc, char **argv) {
+  char *db_filename;
+  char *db_filename_regexp_string;
+  char *db_root_path;
+  char *db_filename_list;
+  char output_filename[PATH_MAX + 1];
+  int action_index;
+
   int error = 0, show_help = 0;
   const int nb_fields_to_parse = sizeof(fields_to_parse) / sizeof(struct parsable_field);
   char c;
@@ -743,7 +830,7 @@ int main(int argc, char **argv) {
   struct search_condition search_conditions[MAX_NB_SEARCH_CONDITIONS];
 
   if(regcomp(&leading_from_line_regexp,
-             "^From [^ ]*@[^ ]*  \\(Mon\\|Tue\\|Wed\\|Thu\\|Fri\\|Sat\\|Sun\\) \\(Jan\\|Feb\\|Mar\\|Apr\\|Jun\\|Jul\\|Aug\\|Sep\\|Oct\\|Nov\\|Dec\\) [ 123][0-9] [0-9][0-9]:[0-9][0-9]:[0-9][0-9] [0-9][0-9][0-9][0-9]\n$",
+             "^From [^ ]*  \\(Mon\\|Tue\\|Wed\\|Thu\\|Fri\\|Sat\\|Sun\\) \\(Jan\\|Feb\\|Mar\\|Apr\\|May\\|Jun\\|Jul\\|Aug\\|Sep\\|Oct\\|Nov\\|Dec\\) [ 123][0-9] [0-9][0-9]:[0-9][0-9]:[0-9][0-9] [0-9][0-9][0-9][0-9]\n$",
              0)) {
     fprintf(stderr,
             "mymail: Cannot compile leading \"from\" line regexp. That is strange.\n");
@@ -753,6 +840,7 @@ int main(int argc, char **argv) {
   paranoid = 0;
   action_index = 0;
   db_filename = 0;
+  db_filename_regexp_string = 0;
   db_root_path = 0;
   db_filename_list = 0;
   quiet = 0;