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1 | ||
2 | #include "chanprofile.h" | |
3 | #include "../channel/channel.h" | |
4 | #include "../control/control.h" | |
5 | #include "../newsearch/newsearch.h" | |
6 | #include "../lib/version.h" | |
7 | ||
8 | MODULE_VERSION(""); | |
9 | ||
10 | #include <stdio.h> | |
11 | #include <string.h> | |
12 | #include <stdlib.h> | |
13 | ||
14 | unsigned int activeprofiles; | |
15 | struct chanprofile *cptable[CPHASHSIZE]; | |
16 | ||
17 | struct chanprofile *getcprec(nick *np) { | |
18 | unsigned int hash=0,mhash; | |
19 | unsigned int ccount=0; | |
20 | unsigned int clen=0; | |
21 | unsigned int i; | |
22 | struct chanprofile *cpp; | |
23 | ||
24 | struct channel **cs=(np->channels->content); | |
25 | ||
26 | ccount=np->channels->cursi; | |
27 | ||
28 | for (i=0;i<np->channels->cursi;i++) { | |
29 | clen+=cs[i]->index->name->length; | |
30 | hash ^= (unsigned long)cs[i]; | |
31 | } | |
32 | ||
33 | mhash=hash%CPHASHSIZE; | |
34 | ||
35 | for (cpp=cptable[mhash];cpp;cpp=cpp->next) { | |
36 | if ((cpp->hashval==hash) && (cpp->ccount==ccount) && | |
37 | (cpp->clen==clen)) | |
38 | return cpp; | |
39 | } | |
40 | ||
41 | cpp=malloc(sizeof(struct chanprofile)); | |
42 | ||
43 | cpp->clones=0; | |
44 | cpp->hashval=hash; | |
45 | cpp->ccount=ccount; | |
46 | cpp->clen=clen; | |
47 | cpp->nicks=NULL; | |
48 | cpp->next=cptable[mhash]; | |
49 | cptable[mhash]=cpp; | |
50 | ||
51 | activeprofiles++; | |
52 | ||
53 | return cpp; | |
54 | } | |
55 | ||
56 | void popprofiles() { | |
57 | unsigned int i; | |
58 | struct chanprofile *cpp; | |
59 | nick *np; | |
60 | ||
61 | /* Create the chanprofile records and count clones for each profile */ | |
62 | for (i=0;i<NICKHASHSIZE;i++) { | |
63 | for (np=nicktable[i];np;np=np->next) { | |
64 | cpp=getcprec(np); | |
65 | cpp->clones++; | |
66 | } | |
67 | } | |
68 | ||
69 | /* Allocate space for nick array in each profile */ | |
70 | for (i=0;i<CPHASHSIZE;i++) { | |
71 | for (cpp=cptable[i];cpp;cpp=cpp->next) { | |
72 | cpp->nicks=(nick **)malloc(cpp->clones * sizeof(nick *)); | |
73 | cpp->clones=0; | |
74 | } | |
75 | } | |
76 | ||
77 | /* Populate the nick arrays */ | |
78 | for (i=0;i<NICKHASHSIZE;i++) { | |
79 | for (np=nicktable[i];np;np=np->next) { | |
80 | cpp=getcprec(np); | |
81 | cpp->nicks[cpp->clones++]=np; | |
82 | } | |
83 | } | |
84 | } | |
85 | ||
86 | void clearprofiles() { | |
87 | unsigned int i; | |
88 | struct chanprofile *cpp, *ncpp; | |
89 | ||
90 | for (i=0;i<CPHASHSIZE;i++) { | |
91 | for (cpp=cptable[i];cpp;cpp=ncpp) { | |
92 | ncpp=cpp->next; | |
93 | free(cpp->nicks); | |
94 | free(cpp); | |
95 | } | |
96 | cptable[i]=NULL; | |
97 | } | |
98 | ||
99 | activeprofiles=0; | |
100 | } | |
101 | ||
102 | int cpcompare(const void *a, const void *b) { | |
103 | const struct chanprofile **cpa=(const struct chanprofile **)a, **cpb=(const struct chanprofile **)b; | |
104 | ||
105 | return (*cpb)->clones - (*cpa)->clones; | |
106 | } | |
107 | ||
108 | void reportprofile(nick *sender, struct chanprofile *cpp) { | |
109 | channel **cps, *cp; | |
110 | unsigned int i; | |
111 | nick *np; | |
112 | char buf[1024]; | |
113 | unsigned int repwidth=80; | |
114 | unsigned int bufpos; | |
115 | searchCtx ctx; | |
116 | ||
117 | controlreply(sender,"============================================================"); | |
118 | ||
119 | if (cpp->ccount==0) { | |
120 | controlreply(sender,"(no channels): %u users",cpp->clones); | |
121 | return; | |
122 | } | |
123 | ||
124 | controlreply(sender,"Channels (%u):",cpp->ccount); | |
125 | ||
126 | np=cpp->nicks[0]; | |
127 | cps=np->channels->content; | |
128 | bufpos=0; | |
129 | for (i=0;i<np->channels->cursi;i++) { | |
130 | cp=cps[i]; | |
131 | if (bufpos && ((bufpos + cp->index->name->length) > repwidth)) { | |
132 | controlreply(sender," %s",buf); | |
133 | bufpos=0; | |
134 | } | |
135 | ||
136 | bufpos += sprintf(buf+bufpos,"%s ",cp->index->name->content); | |
137 | } | |
138 | ||
139 | if (bufpos) | |
140 | controlreply(sender," %s",buf); | |
141 | ||
142 | controlreply(sender,"Users (%u):",cpp->clones); | |
143 | ||
144 | ctx.reply = controlreply; | |
145 | for (i=0;i<cpp->clones;i++) { | |
146 | printnick(&ctx, sender,cpp->nicks[i]); | |
147 | } | |
148 | } | |
149 | ||
150 | int reportprofiles(void *source, int cargc, char **cargv) { | |
151 | unsigned int i,j; | |
152 | struct chanprofile **cpary, *cpp; | |
153 | unsigned int repnum=20; | |
154 | nick *sender=source; | |
155 | ||
156 | if (cargc>0) | |
157 | repnum=strtoul(cargv[0],NULL,10); | |
158 | ||
159 | popprofiles(); | |
160 | ||
161 | /* Make a big fat array */ | |
162 | cpary=malloc(activeprofiles*sizeof(struct chanprofile *)); | |
163 | for (i=0,j=0;i<CPHASHSIZE;i++) | |
164 | for (cpp=cptable[i];cpp;cpp=cpp->next) | |
165 | cpary[j++]=cpp; | |
166 | ||
167 | controlreply(sender,"Populated array, lest number=%u (should be %u)",j,activeprofiles); | |
168 | ||
169 | qsort(cpary, activeprofiles, sizeof(struct chanprofile *), cpcompare); | |
170 | ||
171 | controlreply(sender,"Top %u channel profiles (%u total):",repnum,activeprofiles); | |
172 | ||
173 | for (i=0;i<repnum;i++) { | |
174 | reportprofile(sender,cpary[i]); | |
175 | } | |
176 | ||
177 | controlreply(sender,"--- End of list."); | |
178 | ||
179 | clearprofiles(); | |
180 | ||
181 | return CMD_OK; | |
182 | } | |
183 | ||
184 | void _init() { | |
185 | memset(cptable,0,sizeof(cptable)); | |
186 | registercontrolhelpcmd("chanprofiles",NO_DEVELOPER,1,reportprofiles,"Usage: chanprofiles [count]\nDisplays the most common channel profiles. count defaults to 20."); | |
187 | } | |
188 | ||
189 | void _fini() { | |
190 | deregistercontrolcmd("chanprofiles",reportprofiles); | |
191 | } | |
192 |