webcit/iconbar.c

   1 /*
   2  * $Id$
   3  *
   4  * Displays and customizes the iconbar.
   5  */
   6
   7 #include "webcit.h"
   8
   9 /* Values for ib_displayas ... don't change these or you will break the templates */
  10 #define IB_PICTEXT      0       /* picture and text */
  11 #define IB_PICONLY      1       /* just a picture */
  12 #define IB_TEXTONLY     2       /* just text */
  13
  14 void DontDeleteThis(void *Data){}
  15
  16 #define IconbarIsEnabled(a, b) IconbarIsENABLED(a, sizeof(a) - 1, b)
  17
  18 long IconbarIsENABLED(const char *key, size_t keylen, long defval)
  19 {
  20         void *Data = NULL;
  21         wcsession *WCC = WC;
  22
  23         if (WCC == NULL)
  24                 return defval;
  25
  26         if (GetHash(WCC->IconBarSettings,
  27                     key,
  28                     keylen,
  29                     &Data))
  30                 return (long) Data;
  31         else
  32                 return defval;
  33 }
  34
  35 #ifdef DBG_ICONBAR_HASH
  36 static char nbuf[32];
  37 inline const char *PrintInt(void *Prefstr)
  38 {
  39         snprintf(nbuf, sizeof(nbuf), "%ld", (long)Prefstr);
  40         return nbuf;
  41 }
  42 #endif
  43
  44 /* Produces a stylesheet which hides any iconbar icons the user does not want */
  45 void doUserIconStylesheet(void) {
  46         HashPos *pos;
  47         void *Data;
  48         long value;
  49         const char *key;
  50         long HKLen;
  51
  52         output_custom_content_header("text/css");
  53         hprintf("Cache-Control: private\r\n");
  54
  55         begin_burst();
  56         wprintf("#global { left: 16%%; }\r\n");
  57         pos = GetNewHashPos(WC->IconBarSettings, 0);
  58         while(GetNextHashPos(WC->IconBarSettings, pos, &HKLen, &key, &Data)) {
  59                 value = (long) Data;
  60                 if (value == 0
  61                     && strncasecmp("ib_displayas",key,12)
  62                     && strncasecmp("ib_logoff", key, 9)) {
  63                         /* Don't shoot me for this */
  64                         wprintf("#%s { display: none !important; }\r\n",key);
  65                 } else if (!strncasecmp("ib_users",key, 8) && value == 2) {
  66                         wprintf("#online_users { display: block; !important } \r\n");
  67                 }
  68         }
  69         DeleteHashPos(&pos);
  70         end_burst();
  71 }
  72
  73 int ConditionalIsActiveStylesheet(StrBuf *Target, WCTemplputParams *TP) {
  74         long testFor;
  75         int ib_displayas;
  76
  77         testFor = GetTemplateTokenNumber(Target, TP, 3, IB_PICTEXT);
  78         ib_displayas = IconbarIsENABLED(TKEY(2),0);
  79         return (testFor == ib_displayas);
  80 }
  81
  82 void LoadIconSettings(StrBuf *iconbar, long lvalue)
  83 {
  84         wcsession *WCC = WC;
  85         StrBuf *buf;
  86         StrBuf *key;
  87         long val;
  88         int i, nTokens;
  89
  90         buf = NewStrBuf();;
  91         key = NewStrBuf();
  92         if (WCC->IconBarSettings == NULL)
  93                 WCC->IconBarSettings = NewHash(1, NULL);
  94         /**
  95          * The initialized values of these variables also happen to
  96          * specify the default values for users who haven't customized
  97          * their iconbars.  These should probably be set in a master
  98          * configuration somewhere.
  99          */
 100
 101         nTokens = StrBufNum_tokens(iconbar, ',');
 102         for (i=0; i<nTokens; ++i) {
 103                 StrBufExtract_token(buf, iconbar, i, ',');
 104                 StrBufExtract_token(key, buf, 0, '=');
 105                 val = StrBufExtract_long(buf, 1, '=');
 106                 Put(WCC->IconBarSettings,
 107                     ChrPtr(key), StrLength(key),
 108                     (void*)val, DontDeleteThis);
 109         }
 110
 111 #ifdef DBG_ICONBAR_HASH
 112         dbg_PrintHash(WCC->IconBarSetttings, PrintInt, NULL);
 113 #endif
 114
 115         FreeStrBuf(&key);
 116         FreeStrBuf(&buf);
 117 }
 118
 119
 120 /*
 121  * save changes to iconbar settings
 122  */
 123 void commit_iconbar(void) {
 124         const StrBuf *MimeType;
 125         StrBuf *iconbar;
 126         StrBuf *buf;
 127         int i;
 128
 129         char *boxen[] = {
 130                 "ib_logo",
 131                 "ib_summary",
 132                 "ib_inbox",
 133                 "ib_calendar",
 134                 "ib_contacts",
 135                 "ib_notes",
 136                 "ib_tasks",
 137                 "ib_rooms",
 138                 "ib_users",
 139                 "ib_chat",
 140                 "ib_advanced",
 141                 "ib_logoff",
 142                 "ib_citadel"
 143         };
 144
 145         if (!havebstr("ok_button")) {
 146                 display_main_menu();
 147                 return;
 148         }
 149
 150         iconbar = NewStrBuf();
 151         buf = NewStrBuf();
 152         StrBufPrintf(iconbar, "ib_displayas=%d", ibstr("ib_displayas"));
 153         for (i=0; i<(sizeof(boxen)/sizeof(char *)); ++i) {
 154                 char *Val;
 155                 if (!strcasecmp(BSTR(boxen[i]), "yes")) {
 156                         Val = "1";
 157                 }
 158                 else if (!strcasecmp(BSTR(boxen[i]), "yeslist")) {
 159                         Val = "2";
 160                 }
 161                 else {
 162                         Val = "0";
 163                 }
 164                 StrBufPrintf(buf, ",%s=%s", boxen[i], Val);
 165                 StrBufAppendBuf(iconbar, buf, 0);
 166
 167         }
 168         FreeStrBuf(&buf);
 169         set_preference("iconbar", iconbar, 1);
 170
 171
 172         begin_burst();
 173         MimeType = DoTemplate(HKEY("iconbar_save"), NULL, &NoCtx);
 174         http_transmit_thing(ChrPtr(MimeType), 0);
 175 #ifdef DBG_ICONBAR_HASH
 176         dbg_PrintHash(WC->IconBarSetttings, PrintInt, NULL);
 177 #endif
 178 }
 179
 180
 181 void tmplput_iconbar(StrBuf *Target, WCTemplputParams *TP)
 182 {
 183         wcsession *WCC = WC;
 184
 185         if ((WCC != NULL) && (WCC->logged_in)) {
 186           DoTemplate(HKEY("iconbar"), NULL, &NoCtx);
 187         }
 188 }
 189
 190 void
 191 InitModule_ICONBAR
 192 (void)
 193 {
 194         WebcitAddUrlHandler(HKEY("user_iconbar"), doUserIconStylesheet, 0);
 195         WebcitAddUrlHandler(HKEY("commit_iconbar"), commit_iconbar, 0);
 196         RegisterConditional(HKEY("COND:ICONBAR:ACTIVE"), 3, ConditionalIsActiveStylesheet, CTX_NONE);
 197         RegisterNamespace("ICONBAR", 0, 0, tmplput_iconbar, 0);
 198
 199         RegisterPreference("iconbar", _("Iconbar Setting"), PRF_STRING, LoadIconSettings);
 200 }
 201
 202
 203
 204 void
 205 SessionDestroyModule_ICONBAR
 206 (wcsession *sess)
 207 {
 208         DeleteHash(&sess->IconBarSettings);
 209 }