src/chxj_specified_device.c

   1 /*
   2  * Copyright (C) 2005-2008 Atsushi Konno All rights reserved.
   3  * Copyright (C) 2005 QSDN,Inc. All rights reserved.
   4  *
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *     http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  */
  17 #include "mod_chxj.h"
  18
  19 static device_table  UNKNOWN_DEVICE      = {
  20   .next               = NULL,
  21   .device_id          = "",
  22   .device_name        = "UNKNOWN",
  23   .html_spec_type     = CHXJ_SPEC_UNKNOWN,
  24   .width              = 640,
  25   .heigh              = 480,
  26   /*--------------------------------------------------------------------------*/
  27   /* Walll Paper Size                                                         */
  28   /*--------------------------------------------------------------------------*/
  29   .wp_width           = 640,
  30   .wp_heigh           = 480,
  31   /*--------------------------------------------------------------------------*/
  32   /* Cache Size                                                               */
  33   /*--------------------------------------------------------------------------*/
  34   .cache              = 10000000,
  35   /*--------------------------------------------------------------------------*/
  36   /* Correspondence image format                                              */
  37   /* 1: It is possible to display it.                                         */
  38   /* 0: It is not possible to display it.                                     */
  39   /*--------------------------------------------------------------------------*/
  40   .available_gif      = 1,
  41   .available_jpeg     = 1,
  42   .available_png      = 1,
  43   .available_bmp2     = 1,
  44   .available_bmp4     = 1,
  45   .dpi_width          = 96,
  46   .dpi_heigh          = 96,
  47   /*--------------------------------------------------------------------------*/
  48   /* Color number type                                                        */
  49   /* 2       : 2        Colors                                                */
  50   /* 4       : 4        Colors                                                */
  51   /* 256     : 256      Colors                                                */
  52   /* 4096    : 4096     Colors                                                */
  53   /* 65536   : 65536    Colors                                                */
  54   /* 262144  : 262144   Colors                                                */
  55   /* 15680000: 15680000 over colors                                           */
  56   /*--------------------------------------------------------------------------*/
  57   .color              = 15680000,
  58   .emoji_type         = NULL,
  59 };
  60
  61 /**
  62  * The device is specified from UserAgent.
  63  * @param r Request_rec is appointed.
  64  * @param userAgent UserAgent is appointed here,
  65  * @return The style which corresponds is returned.
  66  */
  67 device_table *
  68 chxj_specified_device(request_rec *r, const char *user_agent)
  69 {
  70   ap_regmatch_t        match[10];
  71   device_table         *returnType = &UNKNOWN_DEVICE;
  72   device_table_list    *dtl;
  73   device_table         *dt;
  74   mod_chxj_config      *conf;
  75   char                 *device_id;
  76
  77   if (! user_agent)
  78     return returnType;
  79
  80
  81   DBG(r, "start chxj_specified_device()");
  82
  83   conf = ap_get_module_config(r->per_dir_config, &chxj_module);
  84   if (! conf->devices) {
  85     DBG(r, "device_data.xml load failure");
  86     return returnType;
  87   }
  88
  89   for (dtl = conf->devices; dtl; dtl = dtl->next) {
  90     if (! dtl->pattern) {
  91       DBG(r, "pattern is null");
  92       continue;
  93     }
  94
  95     DBG(r, "pattern is [%s]", dtl->pattern);
  96     if (! dtl->regexp) {
  97       DBG(r,"compile failed.");
  98       return returnType;
  99     }
 100
 101     if (ap_regexec((const ap_regex_t *)dtl->regexp, user_agent, (apr_size_t)dtl->regexp->re_nsub + 1, match, 0) == 0) {
 102       device_id = ap_pregsub(r->pool, "$1", user_agent, dtl->regexp->re_nsub + 1, match);
 103       DBG(r, "device_id:[%s]", device_id);
 104       for (dt = dtl->table; dt; dt = dt->next) {
 105         if (strcasecmp(device_id, dt->device_id) == 0) {
 106           DBG(r, "device_name:[%s]", dt->device_name);
 107           returnType = dt;
 108           break;
 109         }
 110       }
 111
 112       if (! dt) {
 113         for (dt = dtl->table; dt; dt = dt->next) {
 114           if (dt->next == NULL)
 115             break;
 116         }
 117
 118         if (dt)
 119           returnType = dt;
 120       }
 121     }
 122
 123     if (returnType != &UNKNOWN_DEVICE) {
 124       DBG(r,"end chxj_specified_device()");
 125       return returnType;
 126     }
 127   }
 128
 129   DBG(r,"end chxj_specified_device()");
 130
 131   return returnType;
 132 }
 133 /*
 134  * vim:ts=2 et
 135  */