1 | #include <string.h> |
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2 | #include <pwd.h> |
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3 | #include <sys/types.h> |
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4 | #include <unistd.h> |
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5 | #include "owl.h" |
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6 | |
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7 | static const char fileIdent[] = "$Id$"; |
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8 | |
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9 | int owl_zwrite_create_from_line(owl_zwrite *z, char *line) |
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10 | { |
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11 | int argc, badargs, myargc; |
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12 | char **argv, **myargv; |
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13 | char *zsigproc, *zsigowlvar, *zsigzvar, *ptr; |
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14 | struct passwd *pw; |
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15 | |
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16 | badargs=0; |
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17 | |
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18 | /* start with null entires */ |
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19 | z->realm=NULL; |
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20 | z->class=NULL; |
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21 | z->inst=NULL; |
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22 | z->opcode=NULL; |
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23 | z->zsig=NULL; |
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24 | z->message=NULL; |
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25 | z->cc=0; |
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26 | z->noping=0; |
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27 | owl_list_create(&(z->recips)); |
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28 | |
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29 | /* parse the command line for options */ |
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30 | argv=myargv=owl_parseline(line, &argc); |
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31 | if (argc<0) { |
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32 | owl_function_error("Unbalanced quotes in zwrite"); |
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33 | return(-1); |
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34 | } |
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35 | myargc=argc; |
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36 | if (myargc && *(myargv[0])!='-') { |
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37 | myargc--; |
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38 | myargv++; |
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39 | } |
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40 | while (myargc) { |
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41 | if (!strcmp(myargv[0], "-c")) { |
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42 | if (myargc<2) { |
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43 | badargs=1; |
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44 | break; |
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45 | } |
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46 | z->class=owl_strdup(myargv[1]); |
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47 | myargv+=2; |
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48 | myargc-=2; |
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49 | } else if (!strcmp(myargv[0], "-i")) { |
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50 | if (myargc<2) { |
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51 | badargs=1; |
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52 | break; |
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53 | } |
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54 | z->inst=owl_strdup(myargv[1]); |
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55 | myargv+=2; |
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56 | myargc-=2; |
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57 | } else if (!strcmp(myargv[0], "-r")) { |
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58 | if (myargc<2) { |
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59 | badargs=1; |
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60 | break; |
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61 | } |
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62 | z->realm=owl_strdup(myargv[1]); |
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63 | myargv+=2; |
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64 | myargc-=2; |
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65 | } else if (!strcmp(myargv[0], "-s")) { |
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66 | if (myargc<2) { |
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67 | badargs=1; |
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68 | break; |
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69 | } |
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70 | z->zsig=owl_strdup(myargv[1]); |
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71 | myargv+=2; |
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72 | myargc-=2; |
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73 | } else if (!strcmp(myargv[0], "-O")) { |
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74 | if (myargc<2) { |
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75 | badargs=1; |
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76 | break; |
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77 | } |
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78 | z->opcode=owl_strdup(myargv[1]); |
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79 | myargv+=2; |
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80 | myargc-=2; |
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81 | } else if (!strcmp(myargv[0], "-m")) { |
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82 | if (myargc<2) { |
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83 | badargs=1; |
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84 | break; |
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85 | } |
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86 | /* we must already have users or a class or an instance*/ |
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87 | if (owl_list_get_size(&(z->recips))<1 && (!z->class) && (!z->inst)) { |
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88 | badargs=1; |
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89 | break; |
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90 | } |
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91 | |
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92 | /* Once we have -m, gobble up everything else on the line */ |
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93 | myargv++; |
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94 | myargc--; |
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95 | z->message=owl_strdup(""); |
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96 | while (myargc) { |
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97 | z->message=realloc(z->message, strlen(z->message)+strlen(myargv[0])+5); |
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98 | strcat(z->message, myargv[0]); |
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99 | strcat(z->message, " "); |
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100 | myargc--; |
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101 | myargv++; |
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102 | } |
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103 | z->message[strlen(z->message)-1]='\0'; /* remove last space */ |
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104 | break; |
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105 | } else if (!strcmp(myargv[0], "-C")) { |
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106 | z->cc=1; |
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107 | myargv++; |
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108 | myargc--; |
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109 | } else if (!strcmp(myargv[0], "-n")) { |
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110 | z->noping=1; |
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111 | myargv++; |
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112 | myargc--; |
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113 | } else { |
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114 | /* anything unattached is a recipient */ |
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115 | owl_list_append_element(&(z->recips), strdup(myargv[0])); |
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116 | myargv++; |
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117 | myargc--; |
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118 | } |
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119 | } |
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120 | |
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121 | owl_parsefree(argv, argc); |
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122 | |
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123 | if (badargs) { |
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124 | return(-1); |
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125 | } |
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126 | |
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127 | if (z->class == NULL && |
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128 | z->inst == NULL && |
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129 | owl_list_get_size(&(z->recips))==0) { |
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130 | owl_function_error("You must specify a recipient for zwrite"); |
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131 | return(-1); |
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132 | } |
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133 | |
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134 | /* now deal with defaults */ |
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135 | if (z->class==NULL) z->class=owl_strdup("message"); |
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136 | if (z->inst==NULL) z->inst=owl_strdup("personal"); |
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137 | if (z->realm==NULL) z->realm=owl_strdup(""); |
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138 | if (z->opcode==NULL) z->opcode=owl_strdup(""); |
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139 | /* z->message is allowed to stay NULL */ |
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140 | |
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141 | /* get a zsig, if not given */ |
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142 | if (z->zsig==NULL) { |
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143 | zsigproc = owl_global_get_zsigproc(&g); |
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144 | zsigowlvar = owl_global_get_zsig(&g); |
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145 | zsigzvar = owl_zephyr_get_variable("zwrite-signature"); |
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146 | |
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147 | if (zsigowlvar && *zsigowlvar) { |
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148 | z->zsig=owl_strdup(zsigowlvar); |
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149 | } else if (zsigproc && *zsigproc) { |
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150 | FILE *file; |
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151 | char buff[LINE], *openline; |
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152 | |
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153 | /* simple hack for now to nuke stderr */ |
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154 | openline=owl_malloc(strlen(zsigproc)+40); |
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155 | strcpy(openline, zsigproc); |
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156 | #if !(OWL_STDERR_REDIR) |
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157 | strcat(openline, " 2> /dev/null"); |
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158 | #endif |
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159 | file=popen(openline, "r"); |
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160 | owl_free(openline); |
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161 | if (!file) { |
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162 | if (zsigzvar && *zsigzvar) { |
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163 | z->zsig=owl_strdup(zsigzvar); |
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164 | } |
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165 | } else { |
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166 | z->zsig=owl_malloc(LINE*5); |
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167 | strcpy(z->zsig, ""); |
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168 | while (fgets(buff, LINE, file)) { /* wrong sizing */ |
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169 | strcat(z->zsig, buff); |
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170 | } |
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171 | pclose(file); |
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172 | if (z->zsig[strlen(z->zsig)-1]=='\n') { |
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173 | z->zsig[strlen(z->zsig)-1]='\0'; |
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174 | } |
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175 | } |
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176 | } else if (zsigzvar) { |
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177 | z->zsig=owl_strdup(zsigzvar); |
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178 | } else if (((pw=getpwuid(getuid()))!=NULL) && (pw->pw_gecos)) { |
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179 | z->zsig=strdup(pw->pw_gecos); |
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180 | ptr=strchr(z->zsig, ','); |
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181 | if (ptr) { |
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182 | ptr[0]='\0'; |
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183 | } |
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184 | } |
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185 | } |
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186 | |
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187 | return(0); |
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188 | } |
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189 | |
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190 | void owl_zwrite_send_ping(owl_zwrite *z) |
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191 | { |
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192 | int i, j; |
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193 | char to[LINE]; |
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194 | |
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195 | if (z->noping) return; |
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196 | |
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197 | if (strcasecmp(z->class, "message") || |
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198 | strcasecmp(z->inst, "personal")) { |
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199 | return; |
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200 | } |
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201 | |
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202 | /* if there are no recipients we won't send a ping, which |
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203 | is what we want */ |
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204 | j=owl_list_get_size(&(z->recips)); |
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205 | for (i=0; i<j; i++) { |
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206 | if (strcmp(z->realm, "")) { |
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207 | sprintf(to, "%s@%s", (char *) owl_list_get_element(&(z->recips), i), z->realm); |
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208 | } else { |
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209 | strcpy(to, owl_list_get_element(&(z->recips), i)); |
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210 | } |
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211 | send_ping(to); |
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212 | } |
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213 | |
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214 | } |
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215 | |
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216 | void owl_zwrite_set_message(owl_zwrite *z, char *msg) |
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217 | { |
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218 | int i, j; |
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219 | char toline[LINE]; |
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220 | |
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221 | if (z->message) owl_free(z->message); |
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222 | |
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223 | j=owl_list_get_size(&(z->recips)); |
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224 | if (j>0 && z->cc) { |
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225 | strcpy(toline, "CC: "); |
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226 | for (i=0; i<j; i++) { |
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227 | if (strcmp(z->realm, "")) { |
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228 | sprintf(toline, "%s%s@%s ", toline, (char *) owl_list_get_element(&(z->recips), i), z->realm); |
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229 | } else { |
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230 | sprintf(toline, "%s%s ", toline, (char *) owl_list_get_element(&(z->recips), i)); |
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231 | } |
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232 | } |
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233 | z->message=owl_sprintf("%s\n%s", toline, msg); |
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234 | } else { |
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235 | z->message=owl_strdup(msg); |
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236 | } |
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237 | } |
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238 | |
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239 | char *owl_zwrite_get_message(owl_zwrite *z) |
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240 | { |
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241 | if (z->message) return(z->message); |
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242 | return(""); |
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243 | } |
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244 | |
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245 | int owl_zwrite_is_message_set(owl_zwrite *z) |
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246 | { |
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247 | if (z->message) return(1); |
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248 | return(0); |
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249 | } |
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250 | |
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251 | int owl_zwrite_send_message(owl_zwrite *z) |
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252 | { |
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253 | int i, j; |
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254 | char to[LINE]; |
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255 | |
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256 | if (z->message==NULL) return(-1); |
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257 | |
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258 | j=owl_list_get_size(&(z->recips)); |
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259 | if (j>0) { |
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260 | for (i=0; i<j; i++) { |
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261 | if (strcmp(z->realm, "")) { |
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262 | sprintf(to, "%s@%s", (char *) owl_list_get_element(&(z->recips), i), z->realm); |
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263 | } else { |
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264 | strcpy(to, owl_list_get_element(&(z->recips), i)); |
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265 | } |
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266 | send_zephyr(z->opcode, z->zsig, z->class, z->inst, to, z->message); |
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267 | } |
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268 | } else { |
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269 | sprintf(to, "@%s", z->realm); |
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270 | send_zephyr(z->opcode, z->zsig, z->class, z->inst, to, z->message); |
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271 | } |
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272 | return(0); |
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273 | } |
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274 | |
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275 | int owl_zwrite_create_and_send_from_line(char *cmd, char *msg) |
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276 | { |
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277 | owl_zwrite z; |
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278 | int rv; |
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279 | rv=owl_zwrite_create_from_line(&z, cmd); |
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280 | if (rv) return(rv); |
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281 | if (!owl_zwrite_is_message_set(&z)) { |
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282 | owl_zwrite_set_message(&z, msg); |
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283 | } |
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284 | owl_zwrite_send_message(&z); |
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285 | owl_zwrite_free(&z); |
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286 | return(0); |
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287 | } |
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288 | |
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289 | char *owl_zwrite_get_class(owl_zwrite *z) |
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290 | { |
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291 | return(z->class); |
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292 | } |
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293 | |
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294 | char *owl_zwrite_get_instance(owl_zwrite *z) |
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295 | { |
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296 | return(z->inst); |
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297 | } |
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298 | |
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299 | char *owl_zwrite_get_opcode(owl_zwrite *z) |
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300 | { |
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301 | return(z->opcode); |
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302 | } |
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303 | |
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304 | void owl_zwrite_set_opcode(owl_zwrite *z, char *opcode) |
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305 | { |
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306 | if (z->opcode) owl_free(z->opcode); |
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307 | z->opcode=owl_strdup(opcode); |
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308 | } |
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309 | |
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310 | char *owl_zwrite_get_realm(owl_zwrite *z) |
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311 | { |
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312 | return(z->realm); |
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313 | } |
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314 | |
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315 | char *owl_zwrite_get_zsig(owl_zwrite *z) |
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316 | { |
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317 | if (z->zsig) return(z->zsig); |
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318 | return(""); |
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319 | } |
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320 | |
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321 | void owl_zwrite_get_recipstr(owl_zwrite *z, char *buff) |
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322 | { |
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323 | int i, j; |
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324 | |
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325 | strcpy(buff, ""); |
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326 | j=owl_list_get_size(&(z->recips)); |
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327 | for (i=0; i<j; i++) { |
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328 | strcat(buff, owl_list_get_element(&(z->recips), i)); |
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329 | strcat(buff, " "); |
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330 | } |
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331 | buff[strlen(buff)-1]='\0'; |
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332 | } |
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333 | |
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334 | int owl_zwrite_get_numrecips(owl_zwrite *z) |
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335 | { |
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336 | return(owl_list_get_size(&(z->recips))); |
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337 | } |
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338 | |
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339 | char *owl_zwrite_get_recip_n(owl_zwrite *z, int n) |
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340 | { |
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341 | return(owl_list_get_element(&(z->recips), n)); |
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342 | } |
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343 | |
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344 | int owl_zwrite_is_personal(owl_zwrite *z) |
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345 | { |
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346 | /* return true if at least one of the recipients is personal */ |
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347 | int i, j; |
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348 | char *foo; |
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349 | |
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350 | j=owl_list_get_size(&(z->recips)); |
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351 | for (i=0; i<j; i++) { |
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352 | foo=owl_list_get_element(&(z->recips), i); |
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353 | if (foo[0]!='@') return(1); |
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354 | } |
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355 | return(0); |
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356 | } |
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357 | |
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358 | void owl_zwrite_free(owl_zwrite *z) |
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359 | { |
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360 | owl_list_free_all(&(z->recips), &owl_free); |
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361 | if (z->class) owl_free(z->class); |
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362 | if (z->inst) owl_free(z->inst); |
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363 | if (z->opcode) owl_free(z->opcode); |
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364 | if (z->realm) owl_free(z->realm); |
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365 | if (z->message) owl_free(z->message); |
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366 | if (z->zsig) owl_free(z->zsig); |
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367 | } |
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