comparison: src/protocols/jabber/jutil.c
src/protocols/jabber/jutil.c
- branch
- gaim
- changeset 20470
- 77693555855f
- parent 13071
- b98e72d4089a
- parent 20469
- b2836a24d81e
- child 20471
- 1966704b3e42
equal
deleted
inserted
replaced
| 13071:b98e72d4089a | 20470:77693555855f |
|---|---|
| 1 /* | |
| 2 * gaim - Jabber Protocol Plugin | |
| 3 * | |
| 4 * Copyright (C) 2003, Nathan Walp <faceprint@faceprint.com> | |
| 5 * | |
| 6 * This program is free software; you can redistribute it and/or modify | |
| 7 * it under the terms of the GNU General Public License as published by | |
| 8 * the Free Software Foundation; either version 2 of the License, or | |
| 9 * (at your option) any later version. | |
| 10 * | |
| 11 * This program is distributed in the hope that it will be useful, | |
| 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 * GNU General Public License for more details. | |
| 15 * | |
| 16 * You should have received a copy of the GNU General Public License | |
| 17 * along with this program; if not, write to the Free Software | |
| 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 19 * | |
| 20 */ | |
| 21 #include "internal.h" | |
| 22 #include "server.h" | |
| 23 #include "util.h" | |
| 24 | |
| 25 #include "chat.h" | |
| 26 #include "presence.h" | |
| 27 #include "jutil.h" | |
| 28 | |
| 29 gboolean jabber_nodeprep_validate(const char *str) | |
| 30 { | |
| 31 const char *c; | |
| 32 | |
| 33 if(!str) | |
| 34 return TRUE; | |
| 35 | |
| 36 if(strlen(str) > 1023) | |
| 37 return FALSE; | |
| 38 | |
| 39 c = str; | |
| 40 while(c && *c) { | |
| 41 gunichar ch = g_utf8_get_char(c); | |
| 42 if(ch == '\"' || ch == '&' || ch == '\'' || ch == '/' || ch == ':' || | |
| 43 ch == '<' || ch == '>' || ch == '@' || !g_unichar_isgraph(ch)) { | |
| 44 return FALSE; | |
| 45 } | |
| 46 c = g_utf8_next_char(c); | |
| 47 } | |
| 48 | |
| 49 return TRUE; | |
| 50 } | |
| 51 | |
| 52 gboolean jabber_nameprep_validate(const char *str) | |
| 53 { | |
| 54 const char *c; | |
| 55 | |
| 56 if(!str) | |
| 57 return TRUE; | |
| 58 | |
| 59 if(strlen(str) > 1023) | |
| 60 return FALSE; | |
| 61 | |
| 62 c = str; | |
| 63 while(c && *c) { | |
| 64 gunichar ch = g_utf8_get_char(c); | |
| 65 if(!g_unichar_isgraph(ch)) | |
| 66 return FALSE; | |
| 67 | |
| 68 c = g_utf8_next_char(c); | |
| 69 } | |
| 70 | |
| 71 | |
| 72 return TRUE; | |
| 73 } | |
| 74 | |
| 75 gboolean jabber_resourceprep_validate(const char *str) | |
| 76 { | |
| 77 const char *c; | |
| 78 | |
| 79 if(!str) | |
| 80 return TRUE; | |
| 81 | |
| 82 if(strlen(str) > 1023) | |
| 83 return FALSE; | |
| 84 | |
| 85 c = str; | |
| 86 while(c && *c) { | |
| 87 gunichar ch = g_utf8_get_char(c); | |
| 88 if(!g_unichar_isgraph(ch) && ch != ' ') | |
| 89 return FALSE; | |
| 90 | |
| 91 c = g_utf8_next_char(c); | |
| 92 } | |
| 93 | |
| 94 return TRUE; | |
| 95 } | |
| 96 | |
| 97 | |
| 98 JabberID* | |
| 99 jabber_id_new(const char *str) | |
| 100 { | |
| 101 char *at; | |
| 102 char *slash; | |
| 103 JabberID *jid; | |
| 104 | |
| 105 if(!str || !g_utf8_validate(str, -1, NULL)) | |
| 106 return NULL; | |
| 107 | |
| 108 jid = g_new0(JabberID, 1); | |
| 109 | |
| 110 at = g_utf8_strchr(str, -1, '@'); | |
| 111 slash = g_utf8_strchr(str, -1, '/'); | |
| 112 | |
| 113 if(at) { | |
| 114 jid->node = g_utf8_normalize(str, at-str, G_NORMALIZE_NFKC); | |
| 115 if(slash) { | |
| 116 jid->domain = g_utf8_normalize(at+1, slash-(at+1), G_NORMALIZE_NFKC); | |
| 117 jid->resource = g_utf8_normalize(slash+1, -1, G_NORMALIZE_NFKC); | |
| 118 } else { | |
| 119 jid->domain = g_utf8_normalize(at+1, -1, G_NORMALIZE_NFKC); | |
| 120 } | |
| 121 } else { | |
| 122 if(slash) { | |
| 123 jid->domain = g_utf8_normalize(str, slash-str, G_NORMALIZE_NFKC); | |
| 124 jid->resource = g_utf8_normalize(slash+1, -1, G_NORMALIZE_NFKC); | |
| 125 } else { | |
| 126 jid->domain = g_utf8_normalize(str, -1, G_NORMALIZE_NFKC); | |
| 127 } | |
| 128 } | |
| 129 | |
| 130 | |
| 131 if(!jabber_nodeprep_validate(jid->node) || | |
| 132 !jabber_nameprep_validate(jid->domain) || | |
| 133 !jabber_resourceprep_validate(jid->resource)) { | |
| 134 jabber_id_free(jid); | |
| 135 return NULL; | |
| 136 } | |
| 137 | |
| 138 return jid; | |
| 139 } | |
| 140 | |
| 141 void | |
| 142 jabber_id_free(JabberID *jid) | |
| 143 { | |
| 144 if(jid) { | |
| 145 if(jid->node) | |
| 146 g_free(jid->node); | |
| 147 if(jid->domain) | |
| 148 g_free(jid->domain); | |
| 149 if(jid->resource) | |
| 150 g_free(jid->resource); | |
| 151 g_free(jid); | |
| 152 } | |
| 153 } | |
| 154 | |
| 155 | |
| 156 char *jabber_get_resource(const char *in) | |
| 157 { | |
| 158 JabberID *jid = jabber_id_new(in); | |
| 159 char *out; | |
| 160 | |
| 161 if(!jid) | |
| 162 return NULL; | |
| 163 | |
| 164 out = g_strdup(jid->resource); | |
| 165 jabber_id_free(jid); | |
| 166 | |
| 167 return out; | |
| 168 } | |
| 169 | |
| 170 char *jabber_get_bare_jid(const char *in) | |
| 171 { | |
| 172 JabberID *jid = jabber_id_new(in); | |
| 173 char *out; | |
| 174 | |
| 175 if(!jid) | |
| 176 return NULL; | |
| 177 | |
| 178 out = g_strdup_printf("%s%s%s", jid->node ? jid->node : "", | |
| 179 jid->node ? "@" : "", jid->domain); | |
| 180 jabber_id_free(jid); | |
| 181 | |
| 182 return out; | |
| 183 } | |
| 184 | |
| 185 const char *jabber_normalize(const GaimAccount *account, const char *in) | |
| 186 { | |
| 187 GaimConnection *gc = account ? account->gc : NULL; | |
| 188 JabberStream *js = gc ? gc->proto_data : NULL; | |
| 189 static char buf[3072]; /* maximum legal length of a jabber jid */ | |
| 190 JabberID *jid; | |
| 191 char *node, *domain; | |
| 192 | |
| 193 jid = jabber_id_new(in); | |
| 194 | |
| 195 if(!jid) | |
| 196 return NULL; | |
| 197 | |
| 198 node = jid->node ? g_utf8_strdown(jid->node, -1) : NULL; | |
| 199 domain = g_utf8_strdown(jid->domain, -1); | |
| 200 | |
| 201 | |
| 202 if(js && node && jid->resource && | |
| 203 jabber_chat_find(js, node, domain)) | |
| 204 g_snprintf(buf, sizeof(buf), "%s@%s/%s", node, domain, | |
| 205 jid->resource); | |
| 206 else | |
| 207 g_snprintf(buf, sizeof(buf), "%s%s%s", node ? node : "", | |
| 208 node ? "@" : "", domain); | |
| 209 | |
| 210 jabber_id_free(jid); | |
| 211 g_free(node); | |
| 212 g_free(domain); | |
| 213 | |
| 214 return buf; | |
| 215 } | |
| 216 | |
| 217 GaimConversation * | |
| 218 jabber_find_unnormalized_conv(const char *name, GaimAccount *account) | |
| 219 { | |
| 220 GaimConversation *c = NULL; | |
| 221 GList *cnv; | |
| 222 | |
| 223 g_return_val_if_fail(name != NULL, NULL); | |
| 224 | |
| 225 for(cnv = gaim_get_conversations(); cnv; cnv = cnv->next) { | |
| 226 c = (GaimConversation*)cnv->data; | |
| 227 if(gaim_conversation_get_type(c) == GAIM_CONV_TYPE_IM && | |
| 228 !gaim_utf8_strcasecmp(name, gaim_conversation_get_name(c)) && | |
| 229 account == gaim_conversation_get_account(c)) | |
| 230 return c; | |
| 231 } | |
| 232 | |
| 233 return NULL; | |
| 234 } | |
| 235 |
