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1 | #include <stdio.h> | |
2 | #include <string.h> | |
3 | #include "../irc/irc.h" | |
4 | #include "../lib/irc_string.h" | |
5 | #include "request_block.h" | |
6 | ||
7 | /* array of blocks */ | |
8 | array rqblocks; | |
9 | ||
10 | /* are we currently loading blocks? */ | |
11 | int rq_loading; | |
12 | ||
13 | int rq_initblocks(void) { | |
14 | array_init(&rqblocks, sizeof(rq_block)); | |
15 | array_setlim1(&rqblocks, 5); | |
16 | array_setlim2(&rqblocks, 20); | |
17 | ||
18 | rq_loading = 0; | |
19 | ||
20 | rq_loadblocks(); | |
21 | ||
22 | rq_addblock("#qnet*", "Reserved for QuakeNet use only.", "request", 0, 0); | |
23 | rq_addblock("#help*", "Reserved for QuakeNet use only.", "request", 0, 0); | |
24 | ||
25 | return 1; | |
26 | } | |
27 | ||
28 | void rq_finiblocks(void) { | |
29 | int i; | |
30 | rq_block block; | |
31 | ||
32 | for (i = 0; i < rqblocks.cursi; i++) { | |
33 | block = ((rq_block*)rqblocks.content)[i]; | |
34 | ||
35 | freesstring(block.pattern); | |
36 | freesstring(block.reason); | |
37 | freesstring(block.creator); | |
38 | } | |
39 | ||
40 | array_free(&rqblocks); | |
41 | } | |
42 | ||
43 | rq_block *rq_findblock(const char *pattern) { | |
44 | int i; | |
45 | rq_block block; | |
46 | ||
47 | for (i = rqblocks.cursi - 1; i >= 0; i--) { | |
48 | block = ((rq_block*)rqblocks.content)[i]; | |
49 | ||
50 | if (match2strings(block.pattern->content, pattern)) { | |
51 | if (block.expires != 0 && block.expires < getnettime()) | |
52 | rq_removeblock(block.pattern->content); | |
53 | else | |
54 | return &(((rq_block*)rqblocks.content)[i]); | |
55 | } | |
56 | } | |
57 | ||
58 | return NULL; | |
59 | } | |
60 | ||
61 | void rq_addblock(const char *pattern, const char *reason, const char *creator, time_t created, time_t expires) { | |
62 | int slot; | |
63 | rq_block *block; | |
64 | ||
65 | if (rq_findblock(pattern) != NULL) | |
66 | return; | |
67 | ||
68 | slot = array_getfreeslot(&rqblocks); | |
69 | ||
70 | block = &(((rq_block*)rqblocks.content)[slot]); | |
71 | ||
72 | block->pattern = getsstring(pattern, CHANNELLEN); | |
73 | block->reason = getsstring(reason, RQ_BLOCKLEN); | |
74 | block->creator = getsstring(creator, ACCOUNTLEN); | |
75 | block->created = created == 0 ? getnettime() : created; | |
76 | block->expires = expires; | |
77 | ||
78 | rq_saveblocks(); | |
79 | } | |
80 | ||
81 | int rq_removeblock(const char *pattern) { | |
82 | int i; | |
83 | rq_block block; | |
84 | ||
85 | for (i = 0; i < rqblocks.cursi; i++) { | |
86 | block = ((rq_block*)rqblocks.content)[i]; | |
87 | ||
88 | if (ircd_strcmp(block.pattern->content, pattern) == 0) { | |
89 | freesstring(block.pattern); | |
90 | freesstring(block.reason); | |
91 | freesstring(block.creator); | |
92 | ||
93 | array_delslot(&rqblocks, i); | |
94 | ||
95 | rq_saveblocks(); | |
96 | ||
97 | return 1; | |
98 | } | |
99 | } | |
100 | ||
101 | return 0; | |
102 | } | |
103 | ||
104 | /* pattern reason creator created expires */ | |
105 | int rq_parseline(char *line) { | |
106 | char pattern[CHANNELLEN+1]; | |
107 | char reason[RQ_BLOCKLEN+1]; | |
108 | char creator[ACCOUNTLEN+1]; | |
109 | time_t created, expires; | |
110 | ||
111 | if (sscanf(line, "%s %s %lu %lu %[^\n]", pattern, creator, &created, &expires, reason) < 2) /* \n won't be there anyway, but %s won't return the whole string */ | |
112 | return 0; /* invalid block */ | |
113 | ||
114 | /* tell rq_addblock that it should not save the blocks to disk this time */ | |
115 | rq_loading = 1; | |
116 | rq_addblock(pattern, reason, creator, created, expires); | |
117 | rq_loading = 0; | |
118 | ||
119 | return 1; | |
120 | } | |
121 | ||
122 | int rq_loadblocks(void) { | |
123 | char line[4096]; | |
124 | FILE *rqdata; | |
125 | int count; | |
126 | ||
127 | rqdata = fopen(RQ_BLOCKFILE, "r"); | |
128 | ||
129 | if (rqdata == NULL) | |
130 | return 0; | |
131 | ||
132 | count = 0; | |
133 | ||
134 | while (!feof(rqdata)) { | |
135 | if (fgets(line, sizeof(line), rqdata) == NULL) | |
136 | break; | |
137 | ||
138 | if (line[strlen(line) - 1] == '\n') | |
139 | line[strlen(line) - 1] = '\0'; | |
140 | ||
141 | if (line[strlen(line) - 1] == '\r') | |
142 | line[strlen(line) - 1] = '\0'; | |
143 | ||
144 | if (line[0] != '\0') { | |
145 | if (rq_parseline(line)) | |
146 | count++; | |
147 | } | |
148 | } | |
149 | ||
150 | fclose(rqdata); | |
151 | ||
152 | return count; | |
153 | } | |
154 | ||
155 | int rq_saveblocks(void) { | |
156 | FILE *rqdata; | |
157 | int i, count = 0; | |
158 | ||
159 | /* don't save the blocks if we're currently loading them from the disk */ | |
160 | if (rq_loading) | |
161 | return 0; | |
162 | ||
163 | rqdata = fopen(RQ_BLOCKFILE, "w"); | |
164 | ||
165 | if (rqdata == NULL) | |
166 | return 0; | |
167 | ||
168 | rq_block block; | |
169 | ||
170 | for (i = 0; i < rqblocks.cursi; i++) { | |
171 | block = ((rq_block*)rqblocks.content)[i]; | |
172 | ||
173 | fprintf(rqdata, "%s %s %lu %lu %s\n", block.pattern->content, block.creator->content, block.created, block.expires, block.reason->content); | |
174 | } | |
175 | ||
176 | fclose(rqdata); | |
177 | ||
178 | return count; | |
179 | } |