1 | #include <stdlib.h> |
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2 | #include <unistd.h> |
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3 | #include <sys/types.h> |
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4 | #include <sys/wait.h> |
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5 | #include <string.h> |
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6 | #include <zephyr/zephyr.h> |
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7 | #include <com_err.h> |
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8 | #include "owl.h" |
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9 | |
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10 | static const char fileIdent[] = "$Id$"; |
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11 | |
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12 | Code_t ZResetAuthentication(); |
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13 | |
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14 | int owl_zephyr_loadsubs(char *filename) { |
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15 | /* return 0 on success |
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16 | * -1 on file error |
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17 | * -2 on subscription error |
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18 | */ |
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19 | FILE *file; |
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20 | char *tmp, *start; |
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21 | char buffer[1024], subsfile[1024]; |
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22 | ZSubscription_t subs[3001]; |
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23 | int count, ret, i; |
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24 | |
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25 | ret=0; |
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26 | |
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27 | if (filename==NULL) { |
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28 | sprintf(subsfile, "%s/%s", owl_global_get_homedir(&g), ".zephyr.subs"); |
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29 | } else { |
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30 | strcpy(subsfile, filename); |
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31 | } |
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32 | |
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33 | ZResetAuthentication(); |
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34 | /* need to redo this to do chunks, not just bail after 3000 */ |
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35 | count=0; |
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36 | file=fopen(subsfile, "r"); |
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37 | if (file) { |
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38 | while ( fgets(buffer, 1024, file)!=NULL ) { |
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39 | if (buffer[0]=='#' || buffer[0]=='\n' || buffer[0]=='\n') continue; |
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40 | |
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41 | if (buffer[0]=='-') { |
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42 | start=buffer+1; |
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43 | } else { |
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44 | start=buffer; |
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45 | } |
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46 | |
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47 | if (count >= 3000) break; /* also tell the user */ |
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48 | |
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49 | /* add it to the list of subs */ |
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50 | if ((tmp=(char *) strtok(start, ",\n\r"))==NULL) continue; |
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51 | subs[count].zsub_class=owl_strdup(tmp); |
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52 | if ((tmp=(char *) strtok(NULL, ",\n\r"))==NULL) continue; |
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53 | subs[count].zsub_classinst=owl_strdup(tmp); |
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54 | if ((tmp=(char *) strtok(NULL, " \t\n\r"))==NULL) continue; |
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55 | subs[count].zsub_recipient=owl_strdup(tmp); |
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56 | |
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57 | /* if it started with '-' then add it to the global punt list */ |
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58 | if (buffer[0]=='-') { |
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59 | owl_function_zpunt(subs[count].zsub_class, subs[count].zsub_classinst, subs[count].zsub_recipient, 0); |
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60 | } |
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61 | |
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62 | count++; |
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63 | } |
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64 | fclose(file); |
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65 | } else { |
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66 | count=0; |
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67 | ret=-1; |
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68 | } |
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69 | |
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70 | /* sub with defaults */ |
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71 | if (ZSubscribeTo(subs,count,0) != ZERR_NONE) { |
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72 | fprintf(stderr, "Error subbing\n"); |
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73 | ret=-2; |
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74 | } |
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75 | |
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76 | /* free stuff */ |
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77 | for (i=0; i<count; i++) { |
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78 | owl_free(subs[i].zsub_class); |
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79 | owl_free(subs[i].zsub_classinst); |
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80 | owl_free(subs[i].zsub_recipient); |
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81 | } |
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82 | |
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83 | return(ret); |
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84 | } |
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85 | |
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86 | int owl_zephyr_loadloginsubs(char *filename) { |
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87 | FILE *file; |
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88 | ZSubscription_t subs[3001]; |
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89 | char subsfile[1024], buffer[1024]; |
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90 | int count, ret, i; |
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91 | |
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92 | ret=0; |
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93 | |
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94 | if (filename==NULL) { |
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95 | sprintf(subsfile, "%s/%s", owl_global_get_homedir(&g), ".anyone"); |
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96 | } else { |
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97 | strcpy(subsfile, filename); |
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98 | } |
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99 | |
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100 | ZResetAuthentication(); |
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101 | /* need to redo this to do chunks, not just bag out after 3000 */ |
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102 | count=0; |
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103 | file=fopen(subsfile, "r"); |
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104 | if (file) { |
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105 | while ( fgets(buffer, 1024, file)!=NULL ) { |
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106 | if (buffer[0]=='#' || buffer[0]=='\n' || buffer[0]=='\n') continue; |
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107 | |
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108 | if (count >= 3000) break; /* also tell the user */ |
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109 | |
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110 | buffer[strlen(buffer)-1]='\0'; |
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111 | subs[count].zsub_class="login"; |
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112 | subs[count].zsub_recipient="*"; |
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113 | if (strchr(buffer, '@')) { |
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114 | subs[count].zsub_classinst=owl_strdup(buffer); |
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115 | } else { |
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116 | subs[count].zsub_classinst=owl_sprintf("%s@%s", buffer, ZGetRealm()); |
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117 | } |
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118 | |
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119 | count++; |
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120 | } |
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121 | fclose(file); |
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122 | } else { |
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123 | count=0; |
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124 | ret=-1; |
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125 | } |
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126 | |
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127 | /* sub with defaults */ |
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128 | if (ZSubscribeToSansDefaults(subs,count,0) != ZERR_NONE) { |
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129 | fprintf(stderr, "Error subbing\n"); |
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130 | ret=-2; |
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131 | } |
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132 | |
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133 | /* free stuff */ |
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134 | for (i=0; i<count; i++) { |
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135 | owl_free(subs[i].zsub_classinst); |
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136 | } |
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137 | |
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138 | return(ret); |
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139 | } |
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140 | |
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141 | void unsuball() { |
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142 | int ret; |
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143 | |
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144 | ZResetAuthentication(); |
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145 | ret=ZCancelSubscriptions(0); |
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146 | if (ret != ZERR_NONE) { |
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147 | com_err("owl",ret,"while unsubscribing"); |
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148 | } |
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149 | } |
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150 | |
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151 | int owl_zephyr_sub(char *class, char *inst, char *recip) { |
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152 | ZSubscription_t subs[5]; |
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153 | int ret; |
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154 | |
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155 | subs[0].zsub_class=class; |
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156 | subs[0].zsub_classinst=inst; |
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157 | subs[0].zsub_recipient=recip; |
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158 | |
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159 | ZResetAuthentication(); |
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160 | if (ZSubscribeTo(subs,1,0) != ZERR_NONE) { |
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161 | fprintf(stderr, "Error subbing\n"); |
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162 | ret=-2; |
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163 | } |
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164 | return(0); |
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165 | } |
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166 | |
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167 | |
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168 | int owl_zephyr_unsub(char *class, char *inst, char *recip) { |
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169 | ZSubscription_t subs[5]; |
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170 | int ret; |
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171 | |
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172 | subs[0].zsub_class=class; |
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173 | subs[0].zsub_classinst=inst; |
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174 | subs[0].zsub_recipient=recip; |
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175 | |
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176 | ZResetAuthentication(); |
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177 | if (ZUnsubscribeTo(subs,1,0) != ZERR_NONE) { |
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178 | fprintf(stderr, "Error unsubbing\n"); |
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179 | ret=-2; |
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180 | } |
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181 | return(0); |
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182 | } |
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183 | |
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184 | |
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185 | char *owl_zephyr_get_field(ZNotice_t *n, int j, int *k) { |
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186 | /* return a pointer to the Jth field, place the length in k. If the |
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187 | field doesn't exist return an emtpy string */ |
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188 | int i, count, save; |
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189 | |
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190 | count=save=0; |
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191 | for (i=0; i<n->z_message_len; i++) { |
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192 | if (n->z_message[i]=='\0') { |
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193 | count++; |
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194 | if (count==j) { |
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195 | /* just found the end of the field we're looking for */ |
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196 | *k=i-save; |
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197 | return(n->z_message+save); |
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198 | } else { |
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199 | save=i+1; |
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200 | } |
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201 | } |
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202 | } |
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203 | /* catch the last field */ |
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204 | if (count==j-1) { |
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205 | *k=n->z_message_len-save; |
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206 | return(n->z_message+save); |
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207 | } |
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208 | |
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209 | *k=0; |
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210 | return(""); |
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211 | } |
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212 | |
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213 | |
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214 | int owl_zephyr_get_num_fields(ZNotice_t *n) { |
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215 | int i, fields; |
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216 | |
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217 | fields=1; |
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218 | for (i=0; i<n->z_message_len; i++) { |
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219 | if (n->z_message[i]=='\0') fields++; |
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220 | } |
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221 | |
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222 | return(fields); |
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223 | } |
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224 | |
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225 | |
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226 | char *owl_zephyr_get_message(ZNotice_t *n, int *k) { |
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227 | /* return a pointer to the message, place the message length in k */ |
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228 | if (!strcasecmp(n->z_opcode, "ping")) { |
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229 | *k=0; |
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230 | return(""); |
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231 | } |
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232 | |
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233 | return(owl_zephyr_get_field(n, 2, k)); |
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234 | } |
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235 | |
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236 | |
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237 | char *owl_zephyr_get_zsig(ZNotice_t *n, int *k) { |
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238 | /* return a pointer to the zsig if there is one */ |
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239 | |
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240 | if (n->z_message_len==0) { |
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241 | *k=0; |
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242 | return(""); |
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243 | } |
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244 | *k=strlen(n->z_message); |
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245 | return(n->z_message); |
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246 | } |
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247 | |
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248 | |
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249 | int send_zephyr(char *opcode, char *zsig, char *class, char *instance, char *recipient, char *message) { |
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250 | int ret; |
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251 | ZNotice_t notice; |
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252 | |
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253 | memset(¬ice, 0, sizeof(notice)); |
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254 | |
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255 | ZResetAuthentication(); |
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256 | |
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257 | notice.z_kind=ACKED; |
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258 | notice.z_port=0; |
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259 | notice.z_class=class; |
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260 | notice.z_class_inst=instance; |
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261 | if (!strcmp(recipient, "*") || !strcmp(recipient, "@")) { |
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262 | notice.z_recipient=""; |
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263 | } else { |
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264 | notice.z_recipient=recipient; |
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265 | } |
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266 | notice.z_default_format="Class $class, Instance $instance:\nTo: @bold($recipient) at $time $date\nFrom: @bold{$1 <$sender>}\n\n$2"; |
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267 | notice.z_sender=NULL; |
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268 | if (opcode) notice.z_opcode=opcode; |
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269 | |
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270 | notice.z_message_len=strlen(zsig)+1+strlen(message); |
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271 | notice.z_message=owl_malloc(notice.z_message_len+10); |
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272 | strcpy(notice.z_message, zsig); |
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273 | memcpy(notice.z_message+strlen(zsig)+1, message, strlen(message)); |
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274 | |
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275 | /* ret=ZSendNotice(¬ice, ZAUTH); */ |
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276 | ret=ZSrvSendNotice(¬ice, ZAUTH, send_zephyr_helper); |
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277 | |
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278 | /* free then check the return */ |
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279 | owl_free(notice.z_message); |
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280 | ZFreeNotice(¬ice); |
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281 | if (ret!=ZERR_NONE) { |
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282 | owl_function_makemsg("Error sending zephyr"); |
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283 | return(ret); |
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284 | } |
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285 | |
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286 | return(0); |
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287 | } |
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288 | |
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289 | Code_t send_zephyr_helper(ZNotice_t *notice, char *buf, int len, int wait) { |
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290 | return(ZSendPacket(buf, len, 0)); |
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291 | } |
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292 | |
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293 | void send_ping(char *to) { |
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294 | send_zephyr("PING", "", "MESSAGE", "PERSONAL", to, ""); |
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295 | } |
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296 | |
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297 | void owl_zephyr_handle_ack(ZNotice_t *retnotice) { |
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298 | char *tmp; |
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299 | |
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300 | /* if it's an HMACK ignore it */ |
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301 | if (retnotice->z_kind == HMACK) return; |
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302 | |
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303 | if (retnotice->z_kind == SERVNAK) { |
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304 | owl_function_makemsg("Authorization failure sending zephyr"); |
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305 | } else if ((retnotice->z_kind != SERVACK) || !retnotice->z_message_len) { |
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306 | owl_function_makemsg("Detected server failure while receiving acknowledgement"); |
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307 | } else if (!strcmp(retnotice->z_message, ZSRVACK_SENT)) { |
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308 | if (!strcasecmp(retnotice->z_opcode, "ping")) { |
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309 | return; |
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310 | } else if (!strcasecmp(retnotice->z_class, "message") && |
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311 | !strcasecmp(retnotice->z_class_inst, "personal")) { |
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312 | tmp=short_zuser(retnotice->z_recipient); |
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313 | owl_function_makemsg("Message sent to %s.", tmp); |
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314 | free(tmp); |
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315 | } else { |
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316 | owl_function_makemsg("Message sent to -c %s -i %s\n", retnotice->z_class, retnotice->z_class_inst); |
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317 | } |
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318 | } else if (!strcmp(retnotice->z_message, ZSRVACK_NOTSENT)) { |
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319 | if (strcasecmp(retnotice->z_class, "message")) { |
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320 | owl_function_makemsg("Not logged in or not subscribing to class %s, instance %s", |
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321 | retnotice->z_class, retnotice->z_class_inst); |
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322 | } else { |
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323 | tmp = short_zuser(retnotice->z_recipient); |
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324 | owl_function_makemsg("%s: Not logged in or subscribing to messages.", |
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325 | tmp); |
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326 | owl_free(tmp); |
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327 | } |
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328 | } else { |
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329 | owl_function_makemsg("Internal error on ack (%s)", retnotice->z_message); |
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330 | } |
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331 | } |
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332 | |
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333 | int owl_zephyr_notice_is_ack(ZNotice_t *n) { |
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334 | if (n->z_kind == SERVNAK || n->z_kind == SERVACK || n->z_kind == HMACK) { |
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335 | if (!strcasecmp(n->z_class, LOGIN_CLASS)) return(0); |
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336 | return(1); |
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337 | } |
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338 | return(0); |
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339 | } |
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340 | |
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341 | void owl_zephyr_zaway(owl_message *m) { |
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342 | char *tmpbuff, *myuser, *to; |
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343 | |
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344 | /* bail if it doesn't look like a message we should reply to. Some |
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345 | of this defined by the way zaway(1) works */ |
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346 | if (strcasecmp(owl_message_get_class(m), "message")) return; |
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347 | if (strcasecmp(owl_message_get_recipient(m), ZGetSender())) return; |
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348 | if (!strcasecmp(owl_message_get_sender(m), "")) return; |
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349 | if (!strcasecmp(owl_message_get_opcode(m), "ping")) return; |
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350 | if (!strcasecmp(owl_message_get_opcode(m), "auto")) return; |
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351 | if (!strcasecmp(owl_message_get_zsig(m), "Automated reply:")) return; |
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352 | if (!strcasecmp(owl_message_get_sender(m), ZGetSender())) return; |
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353 | |
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354 | if (owl_global_is_smartstrip(&g)) { |
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355 | to=owl_util_smartstripped_user(owl_message_get_sender(m)); |
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356 | } else { |
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357 | to=owl_strdup(owl_message_get_sender(m)); |
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358 | } |
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359 | |
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360 | send_zephyr("", |
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361 | "Automated reply:", |
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362 | owl_message_get_class(m), |
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363 | owl_message_get_instance(m), |
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364 | to, |
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365 | owl_global_get_zaway_msg(&g)); |
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366 | |
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367 | myuser=short_zuser(to); |
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368 | if (!strcasecmp(owl_message_get_instance(m), "personal")) { |
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369 | tmpbuff = owl_sprintf("zwrite %s", myuser); |
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370 | } else { |
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371 | tmpbuff = owl_sprintf("zwrite -i %s %s", owl_message_get_instance(m), myuser); |
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372 | } |
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373 | owl_free(myuser); |
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374 | owl_free(to); |
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375 | |
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376 | /* display the message as an admin message in the receive window */ |
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377 | owl_function_make_outgoing_zephyr(owl_global_get_zaway_msg(&g), tmpbuff, "Automated reply:"); |
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378 | owl_free(tmpbuff); |
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379 | } |
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380 | |
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381 | |
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382 | void owl_zephyr_hackaway_cr(ZNotice_t *n) { |
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383 | /* replace \r's with ' '. Gross-ish */ |
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384 | int i; |
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385 | |
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386 | for (i=0; i<n->z_message_len; i++) { |
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387 | if (n->z_message[i]=='\r') { |
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388 | n->z_message[i]=' '; |
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389 | } |
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390 | } |
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391 | } |
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392 | |
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393 | void owl_zephyr_zlocate(char *user, char *out, int auth) { |
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394 | int ret, numlocs; |
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395 | int one = 1; |
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396 | ZLocations_t locations; |
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397 | char *myuser; |
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398 | |
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399 | strcpy(out, ""); |
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400 | ZResetAuthentication(); |
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401 | ret=ZLocateUser(user,&numlocs,auth?ZAUTH:ZNOAUTH); |
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402 | if (ret != ZERR_NONE) { |
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403 | owl_function_makemsg("Error locating user"); |
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404 | } |
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405 | |
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406 | if (numlocs==0) { |
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407 | myuser=short_zuser(user); |
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408 | sprintf(out, "%s: Hidden or not logged-in\n", myuser); |
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409 | owl_free(myuser); |
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410 | return; |
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411 | } |
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412 | |
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413 | for (;numlocs;numlocs--) { |
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414 | ZGetLocations(&locations,&one); |
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415 | myuser=short_zuser(user); |
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416 | sprintf(out, "%s%s: %s\t%s\t%s\n", out, myuser, locations.host, locations.tty, locations.time); |
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417 | owl_free(myuser); |
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418 | } |
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419 | } |
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420 | |
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421 | void owl_zephyr_addsub(char *filename, char *class, char *inst, char *recip) { |
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422 | char *line, subsfile[LINE], buff[LINE]; |
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423 | FILE *file; |
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424 | |
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425 | line=owl_zephyr_makesubline(class, inst, recip); |
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426 | |
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427 | if (filename==NULL) { |
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428 | sprintf(subsfile, "%s/%s", owl_global_get_homedir(&g), ".zephyr.subs"); |
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429 | } else { |
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430 | strcpy(subsfile, filename); |
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431 | } |
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432 | |
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433 | /* first check if it exists already */ |
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434 | file=fopen(subsfile, "r"); |
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435 | if (!file) { |
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436 | owl_function_makemsg("Error opening file %s", subsfile); |
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437 | owl_free(line); |
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438 | return; |
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439 | } |
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440 | while (fgets(buff, LINE, file)!=NULL) { |
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441 | if (!strcasecmp(buff, line)) { |
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442 | owl_function_makemsg("Subscription already present in %s", subsfile); |
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443 | owl_free(line); |
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444 | return; |
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445 | } |
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446 | } |
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447 | |
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448 | /* if we get here then we didn't find it */ |
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449 | fclose(file); |
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450 | file=fopen(subsfile, "a"); |
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451 | if (!file) { |
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452 | owl_function_makemsg("Error opening file %s for writing", subsfile); |
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453 | owl_free(line); |
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454 | return; |
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455 | } |
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456 | fputs(line, file); |
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457 | fclose(file); |
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458 | owl_function_makemsg("Subscription added"); |
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459 | |
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460 | owl_free(line); |
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461 | } |
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462 | |
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463 | void owl_zephyr_delsub(char *filename, char *class, char *inst, char *recip) { |
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464 | char *line, subsfile[LINE], buff[LINE], *text; |
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465 | char backupfilename[LINE]; |
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466 | FILE *file, *backupfile; |
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467 | int size; |
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468 | |
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469 | line=owl_zephyr_makesubline(class, inst, recip); |
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470 | |
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471 | /* open the subsfile for reading */ |
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472 | if (filename==NULL) { |
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473 | sprintf(subsfile, "%s/%s", owl_global_get_homedir(&g), ".zephyr.subs"); |
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474 | } else { |
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475 | strcpy(subsfile, filename); |
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476 | } |
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477 | file=fopen(subsfile, "r"); |
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478 | if (!file) { |
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479 | owl_function_makemsg("Error opening file %s", subsfile); |
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480 | owl_free(line); |
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481 | return; |
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482 | } |
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483 | |
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484 | /* open the backup file for writing */ |
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485 | sprintf(backupfilename, "%s.backup", subsfile); |
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486 | backupfile=fopen(backupfilename, "w"); |
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487 | if (!backupfile) { |
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488 | owl_function_makemsg("Error opening file %s for writing", backupfilename); |
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489 | owl_free(line); |
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490 | return; |
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491 | } |
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492 | |
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493 | /* we'll read the entire file into memory, minus the line we don't want and |
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494 | * and at the same time create a backup file */ |
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495 | text=owl_malloc(LINE); |
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496 | strcpy(text, ""); |
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497 | size=LINE; |
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498 | while (fgets(buff, LINE, file)!=NULL) { |
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499 | /* if we don't match the line, add to text */ |
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500 | if (strcasecmp(buff, line)) { |
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501 | size+=LINE; |
---|
502 | text=owl_realloc(text, size); |
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503 | strcat(text, buff); |
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504 | } |
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505 | |
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506 | /* write to backupfile */ |
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507 | fputs(buff, backupfile); |
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508 | } |
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509 | fclose(backupfile); |
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510 | fclose(file); |
---|
511 | |
---|
512 | /* now open the original subs file for writing and write out the |
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513 | * subs */ |
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514 | file=fopen(subsfile, "w"); |
---|
515 | if (!file) { |
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516 | owl_function_makemsg("WARNING: Error opening %s to rewrite subscriptions. Use %s to restore", subsfile, backupfilename); |
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517 | owl_function_beep(); |
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518 | owl_free(line); |
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519 | return; |
---|
520 | } |
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521 | |
---|
522 | fputs(text, file); |
---|
523 | fclose(file); |
---|
524 | owl_free(line); |
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525 | |
---|
526 | owl_function_makemsg("Subscription removed"); |
---|
527 | } |
---|
528 | |
---|
529 | char *owl_zephyr_makesubline(char *class, char *inst, char *recip) { |
---|
530 | /* caller must free the return */ |
---|
531 | char *out; |
---|
532 | |
---|
533 | out=owl_malloc(strlen(class)+strlen(inst)+strlen(recip)+30); |
---|
534 | sprintf(out, "%s,%s,%s\n", class, inst, !strcmp(recip, "") ? "*" : recip); |
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535 | return(out); |
---|
536 | } |
---|