[7d4fbcd] | 1 | /* Written by James Kretchmar, MIT |
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| 2 | * |
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| 3 | * Copyright 2001 Massachusetts Institute of Technology |
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| 4 | * |
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| 5 | * Permission to use, copy, modify, and distribute this software and |
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| 6 | * its documentation for any purpose and without fee is hereby |
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| 7 | * granted, provided that the above copyright notice and this |
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| 8 | * permission notice appear in all copies and in supporting |
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| 9 | * documentation. No representation is made about the suitability of |
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| 10 | * this software for any purpose. It is provided "as is" without |
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| 11 | * express or implied warranty. |
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| 12 | */ |
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| 13 | |
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| 14 | #include <stdio.h> |
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| 15 | #include <unistd.h> |
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| 16 | #include <stdlib.h> |
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| 17 | #include <string.h> |
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| 18 | #include <zephyr/zephyr.h> |
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| 19 | #include <com_err.h> |
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| 20 | #include <signal.h> |
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[5145235] | 21 | #include <time.h> |
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[7d4fbcd] | 22 | #include <sys/param.h> |
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[700c712] | 23 | #include <sys/types.h> |
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| 24 | #include <sys/wait.h> |
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| 25 | #include <errno.h> |
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[7d4fbcd] | 26 | #include "owl.h" |
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| 27 | |
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[1aee7d9] | 28 | static const char fileIdent[] = "$Id$"; |
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| 29 | |
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[7d4fbcd] | 30 | int main(int argc, char **argv, char **env) { |
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| 31 | WINDOW *recwin, *sepwin, *typwin, *msgwin; |
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| 32 | owl_editwin *tw; |
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| 33 | owl_popwin *pw; |
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[b45293f] | 34 | int j, ret, initialsubs, debug, newzephyrs, argcsave, followlast, nexttimediff; |
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[7d4fbcd] | 35 | struct sigaction sigact; |
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[b45293f] | 36 | char *configfile, *tty, *perlout, **argvsave, buff[LINE], startupmsg[LINE]; |
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[7d4fbcd] | 37 | owl_filter *f; |
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[a15a84f] | 38 | time_t nexttime, now; |
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| 39 | struct tm *today; |
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[7d4fbcd] | 40 | |
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| 41 | argcsave=argc; |
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| 42 | argvsave=argv; |
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| 43 | configfile=NULL; |
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| 44 | tty=NULL; |
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| 45 | debug=0; |
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| 46 | if (argc>0) { |
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| 47 | argv++; |
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| 48 | argc--; |
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| 49 | } |
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| 50 | while (argc>0) { |
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| 51 | if (!strcmp(argv[0], "-n")) { |
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| 52 | initialsubs=0; |
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| 53 | argv++; |
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| 54 | argc--; |
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| 55 | } else if (!strcmp(argv[0], "-c")) { |
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| 56 | if (argc<2) { |
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| 57 | fprintf(stderr, "Too few arguments to -c\n"); |
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| 58 | usage(); |
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| 59 | exit(1); |
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| 60 | } |
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| 61 | configfile=argv[1]; |
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| 62 | argv+=2; |
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| 63 | argc-=2; |
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| 64 | } else if (!strcmp(argv[0], "-t")) { |
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| 65 | if (argc<2) { |
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| 66 | fprintf(stderr, "Too few arguments to -t\n"); |
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| 67 | usage(); |
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| 68 | exit(1); |
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| 69 | } |
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| 70 | tty=argv[1]; |
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| 71 | argv+=2; |
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| 72 | argc-=2; |
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| 73 | } else if (!strcmp(argv[0], "-d")) { |
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| 74 | debug=1; |
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| 75 | argv++; |
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| 76 | argc--; |
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| 77 | } else if (!strcmp(argv[0], "-v")) { |
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| 78 | printf("This is owl version %s\n", OWL_VERSION_STRING); |
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| 79 | exit(0); |
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| 80 | } else { |
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| 81 | fprintf(stderr, "Uknown argument\n"); |
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| 82 | usage(); |
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| 83 | exit(1); |
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| 84 | } |
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| 85 | } |
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| 86 | |
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| 87 | /* zephyr init */ |
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| 88 | if ((ret = ZInitialize()) != ZERR_NONE) { |
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| 89 | com_err("owl",ret,"while initializing"); |
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| 90 | exit(1); |
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| 91 | } |
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| 92 | if ((ret = ZOpenPort(NULL)) != ZERR_NONE) { |
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| 93 | com_err("owl",ret,"while opening port"); |
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| 94 | exit(1); |
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| 95 | } |
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| 96 | |
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| 97 | /* signal handler */ |
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| 98 | sigact.sa_handler=sig_handler; |
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| 99 | sigemptyset(&sigact.sa_mask); |
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| 100 | sigact.sa_flags=0; |
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| 101 | sigaction(SIGWINCH, &sigact, NULL); |
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| 102 | sigaction(SIGALRM, &sigact, NULL); |
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| 103 | |
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| 104 | /* screen init */ |
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| 105 | sprintf(buff, "TERMINFO=%s", TERMINFO); |
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| 106 | putenv(buff); |
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| 107 | initscr(); |
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| 108 | start_color(); |
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| 109 | use_default_colors(); |
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| 110 | raw(); |
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| 111 | noecho(); |
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| 112 | |
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| 113 | /* define simple color pairs */ |
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| 114 | if (has_colors() && COLOR_PAIRS>=8) { |
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| 115 | init_pair(OWL_COLOR_BLACK, COLOR_BLACK, -1); |
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| 116 | init_pair(OWL_COLOR_RED, COLOR_RED, -1); |
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| 117 | init_pair(OWL_COLOR_GREEN, COLOR_GREEN, -1); |
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| 118 | init_pair(OWL_COLOR_YELLOW, COLOR_YELLOW, -1); |
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| 119 | init_pair(OWL_COLOR_BLUE, COLOR_BLUE, -1); |
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| 120 | init_pair(OWL_COLOR_MAGENTA, COLOR_MAGENTA, -1); |
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| 121 | init_pair(OWL_COLOR_CYAN, COLOR_CYAN, -1); |
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| 122 | init_pair(OWL_COLOR_WHITE, COLOR_WHITE, -1); |
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| 123 | } |
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| 124 | |
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| 125 | /* owl init */ |
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| 126 | owl_global_init(&g); |
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| 127 | if (debug) owl_global_set_debug_on(&g); |
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| 128 | owl_global_set_startupargs(&g, argcsave, argvsave); |
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| 129 | owl_context_set_readconfig(owl_global_get_context(&g)); |
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[5145235] | 130 | |
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[61e79a9] | 131 | if (tty) { |
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| 132 | owl_global_set_tty(&g, tty); |
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| 133 | } else { |
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| 134 | owl_global_set_tty(&g, owl_util_get_default_tty()); |
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| 135 | } |
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[7d4fbcd] | 136 | |
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| 137 | /* setup the default filters */ |
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| 138 | f=malloc(sizeof(owl_filter)); |
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[b45293f] | 139 | owl_filter_init_fromstring(f, "personal", "class ^message$ and instance ^personal$ and ( recipient ^%me%$ or sender ^%me%$ )"); |
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[7d4fbcd] | 140 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
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| 141 | |
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| 142 | f=malloc(sizeof(owl_filter)); |
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| 143 | owl_filter_init_fromstring(f, "trash", "class ^mail$ or opcode ^ping$ or type ^admin$ or class ^login$"); |
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| 144 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
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| 145 | |
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| 146 | f=malloc(sizeof(owl_filter)); |
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[0236842] | 147 | owl_filter_init_fromstring(f, "ping", "opcode ^ping$"); |
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| 148 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
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| 149 | |
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| 150 | f=malloc(sizeof(owl_filter)); |
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| 151 | owl_filter_init_fromstring(f, "auto", "opcode ^auto$"); |
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| 152 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
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| 153 | |
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| 154 | f=malloc(sizeof(owl_filter)); |
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| 155 | owl_filter_init_fromstring(f, "login", "class ^login$"); |
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| 156 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
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| 157 | |
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| 158 | f=malloc(sizeof(owl_filter)); |
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[7d4fbcd] | 159 | owl_filter_init_fromstring(f, "reply-lockout", "class ^noc or class ^mail$"); |
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| 160 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
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| 161 | |
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| 162 | f=malloc(sizeof(owl_filter)); |
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[5a6e6b9] | 163 | owl_filter_init_fromstring(f, "out", "direction ^out$"); |
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| 164 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
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| 165 | |
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| 166 | f=malloc(sizeof(owl_filter)); |
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[7d4fbcd] | 167 | owl_filter_init_fromstring(f, "all", "class .*"); |
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| 168 | owl_list_append_element(owl_global_get_filterlist(&g), f); |
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| 169 | |
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| 170 | /* set the current view */ |
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| 171 | owl_view_create(owl_global_get_current_view(&g), f); |
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| 172 | |
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| 173 | /* read the config file */ |
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| 174 | ret=owl_readconfig(configfile); |
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| 175 | if (ret) { |
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| 176 | endwin(); |
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| 177 | printf("\nError parsing configfile\n"); |
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| 178 | exit(1); |
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| 179 | } |
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| 180 | perlout = owl_config_execute("owl::startup();"); |
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| 181 | if (perlout) owl_free(perlout); |
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| 182 | owl_function_debugmsg("-- Owl Startup --"); |
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| 183 | |
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| 184 | /* hold on to the window names for convenience */ |
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| 185 | msgwin=owl_global_get_curs_msgwin(&g); |
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| 186 | recwin=owl_global_get_curs_recwin(&g); |
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| 187 | sepwin=owl_global_get_curs_sepwin(&g); |
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| 188 | typwin=owl_global_get_curs_typwin(&g); |
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| 189 | tw=owl_global_get_typwin(&g); |
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| 190 | |
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| 191 | wrefresh(sepwin); |
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| 192 | |
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| 193 | /* load zephyr subs */ |
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| 194 | ret=owl_zephyr_loadsubs(NULL); |
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| 195 | if (ret!=-1) { |
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| 196 | owl_global_add_userclue(&g, OWL_USERCLUE_CLASSES); |
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| 197 | } |
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| 198 | |
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| 199 | /* load login subs */ |
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| 200 | if (owl_global_is_loginsubs(&g)) { |
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| 201 | loadloginsubs(NULL); |
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| 202 | } |
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| 203 | |
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| 204 | /* zlog in if we need to */ |
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| 205 | if (owl_global_is_startuplogin(&g)) { |
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| 206 | owl_function_zlog_in(); |
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| 207 | } |
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| 208 | |
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| 209 | /* welcome message */ |
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| 210 | strcpy(startupmsg, "-------------------------------------------------------------------------\n"); |
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[601a9e0] | 211 | sprintf(buff, "Welcome to owl version %s. Press 'h' for on line help. \n", OWL_VERSION_STRING); |
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[7d4fbcd] | 212 | strcat(startupmsg, buff); |
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[601a9e0] | 213 | strcat(startupmsg, " \n"); |
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| 214 | strcat(startupmsg, "If you would like to receive release announcments about owl you can join \n"); |
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| 215 | strcat(startupmsg, "the owl-users@mit.edu mailing list. MIT users can add themselves, \n"); |
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| 216 | strcat(startupmsg, "otherwise send a request to owner-owl-users@mit.edu. ^ ^ \n"); |
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| 217 | strcat(startupmsg, " OvO \n"); |
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| 218 | strcat(startupmsg, "Please report any bugs or suggestions to bug-owl@mit.edu ( ) \n"); |
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| 219 | strcat(startupmsg, "-------------------------------------------------------------------m-m---\n"); |
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[7d4fbcd] | 220 | |
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| 221 | owl_function_adminmsg("", startupmsg); |
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| 222 | sepbar(NULL); |
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| 223 | |
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| 224 | owl_context_set_interactive(owl_global_get_context(&g)); |
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| 225 | |
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[a15a84f] | 226 | nexttimediff=10; |
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[4b464a4] | 227 | nexttime=time(NULL); |
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| 228 | |
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[7d4fbcd] | 229 | /* main loop */ |
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| 230 | while (1) { |
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| 231 | |
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| 232 | /* if a resize has been scheduled, deal with it */ |
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| 233 | owl_global_resize(&g, 0, 0); |
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| 234 | |
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| 235 | /* these are here in case a resize changes the windows */ |
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| 236 | msgwin=owl_global_get_curs_msgwin(&g); |
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| 237 | recwin=owl_global_get_curs_recwin(&g); |
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| 238 | sepwin=owl_global_get_curs_sepwin(&g); |
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| 239 | typwin=owl_global_get_curs_typwin(&g); |
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| 240 | |
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| 241 | followlast=owl_global_should_followlast(&g); |
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| 242 | |
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[4b464a4] | 243 | /* little hack */ |
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[a15a84f] | 244 | now=time(NULL); |
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| 245 | today=localtime(&now); |
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| 246 | if (today->tm_mon==9 && today->tm_mday==31 && owl_global_get_runtime(&g)<600) { |
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[4b464a4] | 247 | if (time(NULL)>nexttime) { |
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| 248 | if (nexttimediff==1) { |
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[a15a84f] | 249 | nexttimediff=10; |
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[4b464a4] | 250 | } else { |
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| 251 | nexttimediff=1; |
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| 252 | } |
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| 253 | nexttime+=nexttimediff; |
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| 254 | owl_hack_animate(); |
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| 255 | } |
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| 256 | } |
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| 257 | |
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[7d4fbcd] | 258 | /* grab incoming zephyrs */ |
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| 259 | newzephyrs=0; |
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| 260 | while(ZPending()) { |
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| 261 | ZNotice_t notice; |
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| 262 | struct sockaddr_in from; |
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| 263 | owl_message *m; |
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| 264 | |
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| 265 | ZReceiveNotice(¬ice, &from); |
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| 266 | |
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| 267 | /* is this an ack from a zephyr we sent? */ |
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| 268 | if (owl_zephyr_notice_is_ack(¬ice)) { |
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| 269 | owl_zephyr_handle_ack(¬ice); |
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| 270 | continue; |
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| 271 | } |
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| 272 | |
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| 273 | /* if it's a ping and we're not viewing pings then skip it */ |
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| 274 | if (!owl_global_is_rxping(&g) && !strcasecmp(notice.z_opcode, "ping")) { |
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| 275 | continue; |
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| 276 | } |
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| 277 | |
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| 278 | /* create the new message */ |
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| 279 | m=owl_malloc(sizeof(owl_message)); |
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[b45293f] | 280 | owl_message_create_from_znotice(m, ¬ice); |
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[7d4fbcd] | 281 | |
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| 282 | /* if it's on the puntlist then, nuke it and continue */ |
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| 283 | if (owl_global_message_is_puntable(&g, m)) { |
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| 284 | owl_message_free(m); |
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| 285 | continue; |
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| 286 | } |
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| 287 | |
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| 288 | /* otherwise add it to the global list */ |
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| 289 | owl_messagelist_append_element(owl_global_get_msglist(&g), m); |
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| 290 | newzephyrs=1; |
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| 291 | |
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| 292 | /* let the config know the new message has been received */ |
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| 293 | owl_config_getmsg(m, 0); |
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| 294 | |
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| 295 | /* add it to any necessary views; right now there's only the current view */ |
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| 296 | owl_view_consider_message(owl_global_get_current_view(&g), m); |
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| 297 | |
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| 298 | /* do we need to autoreply? */ |
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| 299 | if (owl_global_is_zaway(&g)) { |
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| 300 | owl_zephyr_zaway(m); |
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| 301 | } |
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| 302 | |
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| 303 | /* ring the bell if it's a personal */ |
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| 304 | if (owl_global_is_personalbell(&g) && owl_message_is_personal(m)) { |
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| 305 | owl_function_beep(); |
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| 306 | } |
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| 307 | |
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| 308 | /* check for burning ears message */ |
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| 309 | /* this is an unsupported feature */ |
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| 310 | if (owl_global_is_burningears(&g) && owl_message_is_burningears(m)) { |
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[1c6c4d3] | 311 | char *buff; |
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| 312 | buff = owl_sprintf("@i(Burning ears message on class %s)", owl_message_get_class(m)); |
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[7d4fbcd] | 313 | /* owl_function_makemsg(buff); */ |
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| 314 | owl_function_adminmsg(buff, ""); |
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[1c6c4d3] | 315 | owl_free(buff); |
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[7d4fbcd] | 316 | owl_function_beep(); |
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| 317 | } |
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| 318 | |
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| 319 | /* log the zephyr if we need to */ |
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| 320 | if (owl_global_is_logging(&g) || owl_global_is_classlogging(&g)) { |
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| 321 | owl_log_incoming(m); |
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| 322 | } |
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| 323 | } |
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| 324 | |
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| 325 | /* follow the last message if we're supposed to */ |
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| 326 | if (newzephyrs && followlast) { |
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| 327 | owl_function_lastmsg_noredisplay(); |
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| 328 | } |
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[700c712] | 329 | |
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| 330 | /* check if newmsgproc is active, if not but the option is on, |
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| 331 | make it active */ |
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| 332 | if (newzephyrs) { |
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| 333 | if (owl_global_get_newmsgproc(&g) && strcmp(owl_global_get_newmsgproc(&g), "")) { |
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| 334 | /* if there's a process out there, we need to check on it */ |
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| 335 | if (owl_global_get_newmsgproc_pid(&g)) { |
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| 336 | owl_function_debugmsg("Checking on newmsgproc pid==%i", owl_global_get_newmsgproc_pid(&g)); |
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| 337 | owl_function_debugmsg("Waitpid return is %i", waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG)); |
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| 338 | waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG); |
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| 339 | if (waitpid(owl_global_get_newmsgproc_pid(&g), NULL, WNOHANG)==-1) { |
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| 340 | /* it exited */ |
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| 341 | owl_global_set_newmsgproc_pid(&g, 0); |
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| 342 | owl_function_debugmsg("newmsgproc exited"); |
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| 343 | } else { |
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| 344 | owl_function_debugmsg("newmsgproc did not exit"); |
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| 345 | } |
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| 346 | } |
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| 347 | |
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| 348 | /* if it exited, fork & exec a new one */ |
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| 349 | if (owl_global_get_newmsgproc_pid(&g)==0) { |
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[55a4578] | 350 | int i, myargc; |
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[700c712] | 351 | i=fork(); |
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| 352 | if (i) { |
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| 353 | /* parent set the child's pid */ |
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| 354 | owl_global_set_newmsgproc_pid(&g, i); |
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| 355 | waitpid(i, NULL, WNOHANG); |
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| 356 | owl_function_debugmsg("I'm the parent and I started a new newmsgproc with pid %i", i); |
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| 357 | } else { |
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| 358 | /* child exec's the program */ |
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| 359 | char **parsed; |
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[55a4578] | 360 | parsed=owl_parseline(owl_global_get_newmsgproc(&g), &myargc); |
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[700c712] | 361 | parsed=realloc(parsed, strlen(owl_global_get_newmsgproc(&g)+300)); |
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[55a4578] | 362 | parsed[myargc]=(char *) NULL; |
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[700c712] | 363 | |
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[55a4578] | 364 | owl_function_debugmsg("About to exec: %s with %i arguments", parsed[0], myargc); |
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[700c712] | 365 | |
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[55a4578] | 366 | execvp(parsed[0], (char **) parsed); |
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[700c712] | 367 | |
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| 368 | |
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| 369 | /* was there an error exec'ing? */ |
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| 370 | owl_function_debugmsg("Error execing: %s", strerror(errno)); |
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| 371 | _exit(127); |
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| 372 | } |
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| 373 | } |
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| 374 | } |
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| 375 | } |
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[7d4fbcd] | 376 | |
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| 377 | /* redisplay if necessary */ |
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| 378 | if (newzephyrs) { |
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| 379 | owl_mainwin_redisplay(owl_global_get_mainwin(&g)); |
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| 380 | sepbar(NULL); |
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| 381 | if (owl_popwin_is_active(owl_global_get_popwin(&g))) { |
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| 382 | owl_popwin_refresh(owl_global_get_popwin(&g)); |
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| 383 | /* TODO: this is a broken kludge */ |
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| 384 | if (owl_global_get_viewwin(&g)) { |
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| 385 | owl_viewwin_redisplay(owl_global_get_viewwin(&g), 0); |
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| 386 | } |
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| 387 | } |
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| 388 | owl_global_set_needrefresh(&g); |
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| 389 | } |
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| 390 | |
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| 391 | /* if a popwin just came up, refresh it */ |
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| 392 | pw=owl_global_get_popwin(&g); |
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| 393 | if (owl_popwin_is_active(pw) && owl_popwin_needs_first_refresh(pw)) { |
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| 394 | owl_popwin_refresh(pw); |
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| 395 | owl_popwin_no_needs_first_refresh(pw); |
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| 396 | owl_global_set_needrefresh(&g); |
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| 397 | /* TODO: this is a broken kludge */ |
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| 398 | if (owl_global_get_viewwin(&g)) { |
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| 399 | owl_viewwin_redisplay(owl_global_get_viewwin(&g), 0); |
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| 400 | } |
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| 401 | } |
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| 402 | |
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| 403 | /* update the terminal if we need to */ |
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| 404 | if (owl_global_is_needrefresh(&g)) { |
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| 405 | /* leave the cursor in the appropriate window */ |
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| 406 | if (owl_global_is_typwin_active(&g)) { |
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| 407 | owl_function_set_cursor(typwin); |
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| 408 | } else { |
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| 409 | owl_function_set_cursor(sepwin); |
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| 410 | } |
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| 411 | doupdate(); |
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| 412 | owl_global_set_noneedrefresh(&g); |
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| 413 | } |
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| 414 | |
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| 415 | /* handle all keypresses */ |
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| 416 | j=wgetch(typwin); |
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| 417 | if (j==ERR) { |
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| 418 | usleep(10); |
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| 419 | continue; |
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| 420 | } |
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| 421 | /* find and activate the current keymap. |
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| 422 | * TODO: this should really get fixed by activating |
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| 423 | * keymaps as we switch between windows... |
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| 424 | */ |
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| 425 | if (pw && owl_popwin_is_active(pw) && owl_global_get_viewwin(&g)) { |
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| 426 | owl_context_set_popless(owl_global_get_context(&g), |
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| 427 | owl_global_get_viewwin(&g)); |
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| 428 | owl_function_activate_keymap("popless"); |
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| 429 | } else if (owl_global_is_typwin_active(&g) |
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| 430 | && owl_editwin_get_style(tw)==OWL_EDITWIN_STYLE_ONELINE) { |
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| 431 | owl_context_set_editline(owl_global_get_context(&g), tw); |
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| 432 | owl_function_activate_keymap("editline"); |
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| 433 | } else if (owl_global_is_typwin_active(&g) |
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| 434 | && owl_editwin_get_style(tw)==OWL_EDITWIN_STYLE_MULTILINE) { |
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| 435 | owl_context_set_editmulti(owl_global_get_context(&g), tw); |
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| 436 | owl_function_activate_keymap("editmulti"); |
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| 437 | } else { |
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| 438 | owl_context_set_recv(owl_global_get_context(&g)); |
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| 439 | owl_function_activate_keymap("recv"); |
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| 440 | } |
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| 441 | /* now actually handle the keypress */ |
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| 442 | ret = owl_keyhandler_process(owl_global_get_keyhandler(&g), j); |
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| 443 | if (ret!=0 && ret!=1) { |
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| 444 | owl_function_makemsg("Unable to handle keypress"); |
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| 445 | } |
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| 446 | } |
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| 447 | |
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| 448 | } |
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| 449 | |
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| 450 | void sig_handler(int sig) { |
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| 451 | if (sig==SIGWINCH) { |
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| 452 | /* we can't inturrupt a malloc here, so it just sets a flag */ |
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| 453 | owl_function_resize(); |
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| 454 | } |
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| 455 | } |
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| 456 | |
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| 457 | void usage() { |
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| 458 | fprintf(stderr, "Usage: owl [-n] [-d] [-v] [-c <configfile>] [-t <ttyname>]\n"); |
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| 459 | } |
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