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annotate src/expire.c @ 488:c96af06667cb noffle

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[svn] * Added Debian Czech translation from Martin Sin.
author bears
date Tue, 17 May 2005 09:48:42 +0100
parents 52f467c7213b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
255
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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1 /*
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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2 expire.c
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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3
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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4 $Id: expire.c 387 2002-06-26 13:15:44Z bears $
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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5
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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6 Handle expiring articles from the article base.
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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7 */
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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8
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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9 #if HAVE_CONFIG_H
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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10 #include <config.h>
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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11 #endif
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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12
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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13 #include <stdio.h>
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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14 #include <errno.h>
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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15 #include <unistd.h>
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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16 #include <sys/types.h>
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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17 #include <sys/stat.h>
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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18 #include "configfile.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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19 #include "content.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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20 #include "database.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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21 #include "expire.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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22 #include "fetchlist.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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23 #include "group.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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24 #include "itemlist.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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25 #include "log.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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26 #include "protocol.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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27 #include "pseudo.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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28 #include "util.h"
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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29 #include "portable.h"
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30
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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31 /*
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32 * Find the maximum expire time in days for this article.
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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33 * Different groups may have different limits, so we need to
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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34 * check the limit for each group.
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35 */
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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36 static int
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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37 calcExpireDays( const char *msgId )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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38 {
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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39 const char *xref;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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40 ItemList *refs;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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41 const char *ref;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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42 int res;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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43
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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44 xref = Db_xref( msgId );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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45 if ( xref[ 0 ] == '\0' )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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46 return -1;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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47
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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48 res = -1;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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49 refs = new_Itl( xref, " :" );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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50 for ( ref = Itl_first( refs ); ref != NULL; ref = Itl_next( refs ) )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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51 {
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52 int days;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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53
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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54 days = Cfg_expire( ref );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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55 if ( days == 0
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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56 || ( days > res && res != 0 ) )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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57 res = days;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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58
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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59 Itl_next( refs ); /* Throw away group number */
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60 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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61 del_Itl( refs );
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62
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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63 return res;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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64 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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65
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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66 /* Does this article need to be expired? */
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67 static Bool
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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68 articleExpired( const char *msgId, time_t now )
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69 {
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70 int expDays;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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71 time_t lastAccess;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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72 Str expires;
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73 time_t texpires;
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74
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75 expDays = calcExpireDays( msgId );
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76 if ( expDays == -1 )
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77 {
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78 Log_err( "Internal error: Failed expiry calculation on %s",
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79 msgId );
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80 return TRUE;
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81 }
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82
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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83 lastAccess = Db_lastAccess( msgId );
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84 if ( lastAccess == -1 )
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85 {
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86 Log_err( "Internal error: Getting lastAccess of %s failed",
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87 msgId );
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88 return TRUE;
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89 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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90
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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91 if ( Prt_searchHeader( Db_header( msgId ), "Expires", expires ) )
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92 texpires = Utl_parseNewsDate( expires );
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93 else
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94 texpires = (time_t) -1;
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95
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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96 if ( expDays > 0 &&
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97 difftime( now, lastAccess ) > ( (double) expDays * 24 * 3600 ) )
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98 {
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99 #ifdef DEBUG
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100 Str lastStr, nowStr;
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101
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102 Utl_cpyStr( lastStr, ctime( &lastAccess ) );
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103 lastStr[ strlen( lastStr ) - 1 ] = '\0';
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104 Utl_cpyStr( nowStr, ctime( &now ) );
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105 nowStr[ strlen( nowStr ) - 1 ] = '\0';
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106 Log_dbg( LOG_DBG_EXPIRE,
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107 "Expiring %s: last access %s, time now %s",
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108 msgId, lastStr, nowStr );
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109 #endif
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110 }
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111 else if ( ( texpires != (time_t) -1 ) && now > texpires )
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112 {
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113 Log_dbg( LOG_DBG_EXPIRE,
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114 "Expiring %s: Expires header activated", msgId );
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115 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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116 else
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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117 return FALSE;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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118
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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119 return TRUE;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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120 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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121
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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122 /* Work though all overviews looking for articles to expire. */
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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123 void
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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124 Exp_expire( void )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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125 {
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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126 const Over *ov;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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127 int i;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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128 int cntDel, cntLeft;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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129 Str grp;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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130 Bool autoUnsubscribe;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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131 int autoUnsubscribeDays;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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132 time_t now, maxAge = 0;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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133 const char *msgId;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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134
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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135 autoUnsubscribe = Cfg_autoUnsubscribe();
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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136 autoUnsubscribeDays = Cfg_autoUnsubscribeDays();
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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137 maxAge = Cfg_autoUnsubscribeDays() * 24 * 3600;
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138 if ( ! Cont_firstGrp( grp ) )
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139 return;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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140 Log_inf( "Expiring articles" );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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141 Fetchlist_read();
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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142 now = time( NULL );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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143 do
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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144 {
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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145 if ( ! Grp_exists( grp ) )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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146 Log_err( "Overview file for unknown group %s exists", grp );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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147 else
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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148 {
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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149 cntDel = cntLeft = 0;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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150 Cont_read( grp );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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151 for ( i = Cont_first(); i <= Cont_last(); ++i )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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152 {
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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153 if ( ! Cont_validNumb( i ) )
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154 continue;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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155
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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156 if ( ( ov = Cont_get( i ) ) )
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157 {
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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158 msgId = Ov_msgId( ov );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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159 /* Crossposted articles may have already been deleted. */
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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160 if ( ! Db_contains( msgId ) )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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161 {
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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162 Cont_delete( i );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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163 ++cntDel;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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164 } else if ( articleExpired( msgId, now ) )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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165 {
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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166 Cont_delete( i );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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167 Db_delete( msgId );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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168 ++cntDel;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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169 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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170 else
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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171 ++cntLeft;
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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172 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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173 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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174
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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175 /*
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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176 * Auto unsubscribe where applicable if last article arrival
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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177 * time is maxAge newer than the last access time. This ensures
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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178 * the low traffic groups don't get expired simply because
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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179 * there's been nothing to read.
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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180 */
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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181 if ( ! Grp_local( grp )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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182 && Fetchlist_contains( grp, NULL )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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183 && autoUnsubscribe
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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184 && difftime( Grp_lastPostTime(grp),
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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185 Grp_lastAccess( grp ) ) > maxAge )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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186 {
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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187 Log_ntc( "Auto-unsubscribing from %s after %d "
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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188 "days without access",
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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diff changeset
189 grp, autoUnsubscribeDays );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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190 Pseudo_autoUnsubscribed( grp, autoUnsubscribeDays );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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191 Fetchlist_remove( grp );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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192 Grp_setRmtNext( grp, GRP_RMT_NEXT_NOT_SUBSCRIBED );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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193 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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194 if ( Cont_write() )
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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diff changeset
195 Grp_setFirstLast( grp, Cont_first(), Cont_last() );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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196 Log_inf( "%ld overviews deleted from group %s, %ld left (%ld-%ld)",
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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diff changeset
197 cntDel, grp, cntLeft, Grp_first( grp ), Grp_last( grp ) );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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198 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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199 }
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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diff changeset
200 while ( Cont_nextGrp( grp ) );
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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diff changeset
201 Fetchlist_write();
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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diff changeset
202 Db_compact();
52f467c7213b [svn] * docs/noffle.1,src/Makefile.am,src/Makefile.in,src/content.c,
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203 }