score.c File Reference

Routines for adding user scores to emails. More...

#include "config.h"
#include <stdbool.h>
#include <stdlib.h>
#include "mutt/mutt.h"
#include "config/lib.h"
#include "email/lib.h"
#include "mutt.h"
#include "score.h"
#include "context.h"
#include "globals.h"
#include "keymap.h"
#include "mailbox.h"
#include "mutt_commands.h"
#include "mutt_menu.h"
#include "options.h"
#include "pattern.h"
#include "protos.h"
#include "sort.h"

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Data Structures
struct	Score
	Scoring rule for email. More...

Functions
void	mutt_check_rescore (struct Mailbox *m)
	Do the emails need to have their scores recalculated? More...
enum CommandResult	mutt_parse_score (struct Buffer *buf, struct Buffer *s, unsigned long data, struct Buffer *err)
	Parse the 'score' command - Implements command_t. More...
void	mutt_score_message (struct Mailbox *m, struct Email *e, bool upd_mbox)
	Apply scoring to an email. More...
enum CommandResult	mutt_parse_unscore (struct Buffer *buf, struct Buffer *s, unsigned long data, struct Buffer *err)
	Parse the 'unscore' command - Implements command_t. More...

Variables
short	C_ScoreThresholdDelete
	Config: Messages with a lower score will be automatically deleted. More...
short	C_ScoreThresholdFlag
	Config: Messages with a greater score will be automatically flagged. More...
short	C_ScoreThresholdRead
	Config: Messages with a lower score will be automatically marked read. More...
static struct Score *	ScoreList = NULL

Detailed Description

Routines for adding user scores to emails.

Authors

• Michael R. Elkins

Copyright

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version.

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, see http://www.gnu.org/licenses/.

Definition in file score.c.

Function Documentation

void mutt_check_rescore

(

struct Mailbox *

m

)

Do the emails need to have their scores recalculated?

Parameters

m

Mailbox

Definition at line 71 of file score.c.

{
  if (OptNeedRescore && C_Score)
  {
    if (((C_Sort & SORT_MASK) == SORT_SCORE) || ((C_SortAux & SORT_MASK) == SORT_SCORE))
    {
      OptNeedResort = true;
      if ((C_Sort & SORT_MASK) == SORT_THREADS)
        OptSortSubthreads = true;
    }

    /* must redraw the index since the user might have %N in it */
    mutt_menu_set_redraw_full(MENU_MAIN);
    mutt_menu_set_redraw_full(MENU_PAGER);

    for (int i = 0; m && i < m->msg_count; i++)
    {
      mutt_score_message(m, m->emails[i], true);
      m->emails[i]->pair = 0;
    }
  }
  OptNeedRescore = false;
}

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enum CommandResult mutt_parse_score	(	struct Buffer *	buf,
		struct Buffer *	s,
		unsigned long	data,
		struct Buffer *	err
	)

Parse the 'score' command - Implements command_t.

Definition at line 98 of file score.c.

{
  struct Score *ptr = NULL, *last = NULL;
  char *pattern = NULL, *pc = NULL;
  struct Pattern *pat = NULL;

  mutt_extract_token(buf, s, 0);
  if (!MoreArgs(s))
  {
    mutt_buffer_printf(err, _("%s: too few arguments"), "score");
    return MUTT_CMD_WARNING;
  }
  pattern = buf->data;
  mutt_buffer_init(buf);
  mutt_extract_token(buf, s, 0);
  if (MoreArgs(s))
  {
    FREE(&pattern);
    mutt_buffer_printf(err, _("%s: too many arguments"), "score");
    return MUTT_CMD_WARNING;
  }

  /* look for an existing entry and update the value, else add it to the end
   * of the list */
  for (ptr = ScoreList, last = NULL; ptr; last = ptr, ptr = ptr->next)
    if (mutt_str_strcmp(pattern, ptr->str) == 0)
      break;
  if (!ptr)
  {
    pat = mutt_pattern_comp(pattern, 0, err);
    if (!pat)
    {
      FREE(&pattern);
      return MUTT_CMD_ERROR;
    }
    ptr = mutt_mem_calloc(1, sizeof(struct Score));
    if (last)
      last->next = ptr;
    else
      ScoreList = ptr;
    ptr->pat = pat;
    ptr->str = pattern;
  }
  else
  {
    /* 'buf' arg was cleared and 'pattern' holds the only reference;
     * as here 'ptr' != NULL -> update the value only in which case
     * ptr->str already has the string, so pattern should be freed.  */
    FREE(&pattern);
  }
  pc = buf->data;
  if (*pc == '=')
  {
    ptr->exact = true;
    pc++;
  }
  if (mutt_str_atoi(pc, &ptr->val) < 0)
  {
    FREE(&pattern);
    mutt_buffer_strcpy(err, _("Error: score: invalid number"));
    return MUTT_CMD_ERROR;
  }
  OptNeedRescore = true;
  return MUTT_CMD_SUCCESS;
}

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void mutt_score_message	(	struct Mailbox *	m,
		struct Email *	e,
		bool	upd_mbox
	)

Apply scoring to an email.

Parameters

m	Mailbox
e	Email
upd_mbox	If true, update the Mailbox too

Definition at line 171 of file score.c.

{
  struct Score *tmp = NULL;
  struct PatternCache cache = { 0 };

  e->score = 0; /* in case of re-scoring */
  for (tmp = ScoreList; tmp; tmp = tmp->next)
  {
    if (mutt_pattern_exec(tmp->pat, MUTT_MATCH_FULL_ADDRESS, NULL, e, &cache) > 0)
    {
      if (tmp->exact || (tmp->val == 9999) || (tmp->val == -9999))
      {
        e->score = tmp->val;
        break;
      }
      e->score += tmp->val;
    }
  }
  if (e->score < 0)
    e->score = 0;

  if (e->score <= C_ScoreThresholdDelete)
    mutt_set_flag_update(m, e, MUTT_DELETE, true, upd_mbox);
  if (e->score <= C_ScoreThresholdRead)
    mutt_set_flag_update(m, e, MUTT_READ, true, upd_mbox);
  if (e->score >= C_ScoreThresholdFlag)
    mutt_set_flag_update(m, e, MUTT_FLAG, true, upd_mbox);
}

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enum CommandResult mutt_parse_unscore	(	struct Buffer *	buf,
		struct Buffer *	s,
		unsigned long	data,
		struct Buffer *	err
	)

Parse the 'unscore' command - Implements command_t.

Definition at line 203 of file score.c.

{
  struct Score *tmp = NULL, *last = NULL;

  while (MoreArgs(s))
  {
    mutt_extract_token(buf, s, 0);
    if (mutt_str_strcmp("*", buf->data) == 0)
    {
      for (tmp = ScoreList; tmp;)
      {
        last = tmp;
        tmp = tmp->next;
        mutt_pattern_free(&last->pat);
        FREE(&last);
      }
      ScoreList = NULL;
    }
    else
    {
      for (tmp = ScoreList; tmp; last = tmp, tmp = tmp->next)
      {
        if (mutt_str_strcmp(buf->data, tmp->str) == 0)
        {
          if (last)
            last->next = tmp->next;
          else
            ScoreList = tmp->next;
          mutt_pattern_free(&tmp->pat);
          FREE(&tmp);
          /* there should only be one score per pattern, so we can stop here */
          break;
        }
      }
    }
  }
  OptNeedRescore = true;
  return MUTT_CMD_SUCCESS;
}

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Variable Documentation

short C_ScoreThresholdDelete

Config: Messages with a lower score will be automatically deleted.

Definition at line 49 of file score.c.

short C_ScoreThresholdFlag

Config: Messages with a greater score will be automatically flagged.

Definition at line 50 of file score.c.

short C_ScoreThresholdRead

Config: Messages with a lower score will be automatically marked read.

Definition at line 51 of file score.c.

struct Score* ScoreList = NULL

static

Definition at line 65 of file score.c.