Fixed a bug for the last mail of each db (it was ignored ...) + redefined "today"
[mymail.git] / mymail.c
index 3d835a7..5e2cb21 100644 (file)
--- a/mymail.c
+++ b/mymail.c
@@ -58,6 +58,7 @@
 /* Global variables! */
 
 int global_quiet;
+int global_use_leading_time;
 
 regex_t global_leading_from_line_regexp;
 
@@ -210,6 +211,9 @@ void print_usage(FILE *out) {
   fprintf(out, "         print the version number\n");
   fprintf(out, " -q, --quiet\n");
   fprintf(out, "         do not print information during search\n");
+  fprintf(out, " -t, --use-leading-time\n");
+  fprintf(out, "         use the time stamp from the leading line of each mail and not the Date:\n");
+  fprintf(out, "         field\n");
   fprintf(out, " -p <db filename pattern>, --db-pattern <db filename pattern>\n");
   fprintf(out, "         set the db filename pattern for recursive search\n");
   fprintf(out, " -r <db root path>, --db-root <db root path>\n");
@@ -249,21 +253,33 @@ int mbox_line_match_search(struct search_condition *condition,
                            int mbox_id, const char *mbox_value) {
 
   if(condition->field_id == ID_INTERVAL) {
-    if(mbox_id == ID_LEADING_LINE) {
-      const char *c;
-      time_t t;
-      struct tm tm;
-
-      c = mbox_value;
-      while(*c && *c != ' ') c++; while(*c && *c == ' ') c++;
-      strptime(c, "%a %b %e %k:%M:%S %Y", &tm);
-      t = mktime(&tm);
-
-      return (t >= condition->interval_start &&
-              (condition->interval_stop == 0 ||
-               t <= condition->interval_stop));
+    const char *c;
+    time_t t;
+    struct tm tm;
+    if(global_use_leading_time) {
+      if(mbox_id == ID_LEADING_LINE) {
+        c = mbox_value;
+        while(*c && *c != ' ') c++; while(*c && *c == ' ') c++;
+        strptime(c, "%a %b %e %k:%M:%S %Y", &tm);
+        t = mktime(&tm);
+        return (t >= condition->interval_start &&
+                (condition->interval_stop == 0 ||
+                 t <= condition->interval_stop));
+      } else {
+        return 0;
+      }
     } else {
-      return 0;
+      if(mbox_id == ID_DATE) {
+        if(!strptime(mbox_value, "%a, %d %b %Y %k:%M:%S", &tm)) {
+          strptime(mbox_value, "%d %b %Y %k:%M:%S", &tm);
+        }
+        t = mktime(&tm);
+        return (t >= condition->interval_start &&
+                (condition->interval_stop == 0 ||
+                 t <= condition->interval_stop));
+      } else {
+        return 0;
+      }
     }
   } else {
     return
@@ -354,6 +370,45 @@ void extract_mail(const char *mail_filename, unsigned long int position_in_mail,
   fclose(mail_file);
 }
 
+int check_full_mail_match(char *current_mail_filename,
+                          int nb_search_conditions,
+                          struct search_condition *search_conditions,
+                          int nb_body_conditions,
+                          int *hits,
+                          int current_position_in_mail) {
+  int n, nb_fulfilled_body_conditions;
+
+  /* We first check all conditions but the body ones */
+
+  for(n = 0; n < nb_search_conditions &&
+        ((search_conditions[n].field_id == ID_BODY) ||
+         xor(hits[n], search_conditions[n].negation)); n++);
+
+  if(n == nb_search_conditions) {
+
+    /* Now check the body ones */
+
+    nb_fulfilled_body_conditions = 0;
+
+    if(nb_body_conditions > 0) {
+      update_body_hits(current_mail_filename, current_position_in_mail,
+                       nb_search_conditions, search_conditions,
+                       nb_body_conditions,
+                       hits);
+
+      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++;
+        }
+      }
+    }
+    return nb_body_conditions == nb_fulfilled_body_conditions;
+  } else {
+    return 0;
+  }
+}
+
 int search_in_db(const char *db_filename,
                  int nb_search_conditions,
                  struct search_condition *search_conditions,
@@ -367,7 +422,7 @@ int search_in_db(const char *db_filename,
   const char *mbox_value;
   int mbox_id;
   int already_written, m, n;
-  int nb_body_conditions, nb_fulfilled_body_conditions;
+  int nb_body_conditions;
   FILE *db_file;
   int nb_extracted_mails;
 
@@ -417,44 +472,14 @@ int search_in_db(const char *db_filename,
 
     if(strcmp("mail", mbox_key) == 0) {
       char position_in_file_string[TOKEN_BUFFER_SIZE];
-
-      if(current_mail_filename[0]) {
-
-        /* We first check all conditions but the body ones */
-
-        for(n = 0; n < nb_search_conditions &&
-              ((search_conditions[n].field_id == ID_BODY) ||
-               xor(hits[n], search_conditions[n].negation)); n++);
-
-        if(n == nb_search_conditions) {
-
-          /* Now check the body ones */
-
-          nb_fulfilled_body_conditions = 0;
-
-          if(nb_body_conditions > 0) {
-            update_body_hits(current_mail_filename, current_position_in_mail,
-                             nb_search_conditions, search_conditions,
-                             nb_body_conditions,
-                             hits);
-
-            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++;
-              }
-            }
-          }
-
-          if(nb_body_conditions == nb_fulfilled_body_conditions) {
-            nb_extracted_mails++;
-            extract_mail(current_mail_filename, current_position_in_mail, output_file);
-          }
-        }
+      if(current_mail_filename[0] &&
+         check_full_mail_match(current_mail_filename,
+                               nb_search_conditions, search_conditions,
+                               nb_body_conditions, hits, current_position_in_mail)) {
+        nb_extracted_mails++;
+        extract_mail(current_mail_filename, current_position_in_mail, output_file);
       }
-
       for(n = 0; n < nb_search_conditions; n++) { hits[n] = 0; }
-
       mbox_value = parse_token(position_in_file_string, TOKEN_BUFFER_SIZE, ' ', mbox_value);
       mbox_value = parse_token(current_mail_filename, TOKEN_BUFFER_SIZE, '\n', mbox_value);
       current_position_in_mail = atol(position_in_file_string);
@@ -475,6 +500,14 @@ int search_in_db(const char *db_filename,
     }
   }
 
+  if(current_mail_filename[0] &&
+     check_full_mail_match(current_mail_filename,
+                           nb_search_conditions, search_conditions,
+                           nb_body_conditions, hits, current_position_in_mail)) {
+    nb_extracted_mails++;
+    extract_mail(current_mail_filename, current_position_in_mail, output_file);
+  }
+
   fclose(db_file);
 
   if(!global_quiet) {
@@ -568,16 +601,29 @@ void index_mbox(const char *mbox_filename,
 
   while(fgets(raw_mbox_line, BUFFER_SIZE, file)) {
     if(is_a_leading_from_line(raw_mbox_line)) {
+      /* This starts a new mail */
       if(in_header) {
         fprintf(stderr,
                 "Got a ^\"From \" in the header in %s:%lu.\n",
                 mbox_filename, position_in_file);
         fprintf(stderr, "%s", raw_mbox_line);
       }
+
+      /* printf("LEADING_LINE %s", raw_mbox_line); */
+
       in_header = 1;
       new_header = 1;
     } else if(raw_mbox_line[0] == '\n') {
-      if(in_header) { in_header = 0; }
+      if(in_header) {
+        in_header = 0;
+        /* We leave the header, index the current line */
+        if(full_line[0]) {
+          /* printf("INDEX %s\n", full_line); */
+          index_one_mbox_line(nb_fields_to_parse, fields_to_parse, full_line, db_file);
+        }
+        end_of_full_line = full_line;
+        *end_of_full_line = '\0';
+      }
     }
 
     if(in_header) {
@@ -587,6 +633,7 @@ void index_mbox(const char *mbox_filename,
       }
 
       if(raw_mbox_line[0] == ' ' || raw_mbox_line[0] == '\t') {
+        /* Continuation of a line */
         char *start = raw_mbox_line;
         while(*start == ' ' || *start == '\t') start++;
         *(end_of_full_line++) = ' ';
@@ -598,17 +645,10 @@ void index_mbox(const char *mbox_filename,
       }
 
       else {
-        /*
-          if(!((raw_mbox_line[0] >= 'a' && raw_mbox_line[0] <= 'z') ||
-          (raw_mbox_line[0] >= 'A' && raw_mbox_line[0] <= 'Z'))) {
-          fprintf(stderr,
-          "Header line syntax error %s:%lu.\n",
-          mbox_filename, position_in_file);
-          fprintf(stderr, "%s", raw_mbox_line);
-          }
-        */
+        /* Start a new header line, not a continuation */
 
         if(full_line[0]) {
+          /* printf("INDEX %s\n", full_line); */
           index_one_mbox_line(nb_fields_to_parse, fields_to_parse, full_line, db_file);
         }
 
@@ -676,6 +716,7 @@ static struct option long_options[] = {
   { "help", no_argument, 0, 'h' },
   { "version", no_argument, 0, 'v' },
   { "quiet", no_argument, 0, 'q' },
+  { "use-leading-time", no_argument, 0, 't' },
   { "db-file-generate", 1, 0, 'd' },
   { "db-pattern", 1, 0, 'p' },
   { "db-root", 1, 0, 'r' },
@@ -699,7 +740,6 @@ struct time_criterion {
 static struct time_criterion time_criteria[] = {
 
   { "8h",         8,       -1, -1 },
-  { "today",     24,       -1, -1 },
   { "24h",       24,       -1, -1 },
   { "48h",       48,       -1, -1 },
   { "week",      24 *   7, -1, -1 },
@@ -708,6 +748,7 @@ static struct time_criterion time_criteria[] = {
 
   { "yesterday", 48,       24, -1 },
 
+  { "today",     -1,       -1,  0 },
   { "monday",    -1,       -1,  1 },
   { "tuesday",   -1,       -1,  2 },
   { "wednesday", -1,       -1,  3 },
@@ -726,8 +767,11 @@ time_t time_for_past_day(int day) {
   int delta_day;
   t = time(0);
   tm = localtime(&t);
-  delta_day = (7 + tm->tm_wday - day) % 7;
-  if(delta_day == 0) { delta_day = 7; }
+  if(day > 0) {
+    delta_day = (7 + tm->tm_wday - day) % 7;
+  } else {
+    delta_day = 0;
+  }
   return t - (delta_day * 3600 * 24 + tm->tm_sec + 60 * tm->tm_min + 3600 * tm->tm_hour);
 }
 
@@ -790,6 +834,7 @@ void init_condition(struct search_condition *condition, const char *full_string,
           }
         }
         string = full_string;
+        if(string[0] == '!') { string++; }
       }
     }
 
@@ -846,6 +891,7 @@ int main(int argc, char **argv) {
   }
 
   global_quiet = 0;
+  global_use_leading_time = 0;
   default_search_field = 0;
   strncpy(output_filename, "", PATH_MAX);
 
@@ -870,6 +916,10 @@ int main(int argc, char **argv) {
       global_quiet = 1;
       break;
 
+    case 't':
+      global_use_leading_time = 1;
+      break;
+
     case 'i':
       action_index = 1;
       break;