cups/notify.c

   1 /*
   2  * Notification routines for CUPS.
   3  *
   4  * Copyright 2007-2013 by Apple Inc.
   5  * Copyright 2005-2006 by Easy Software Products.
   6  *
   7  * These coded instructions, statements, and computer programs are the
   8  * property of Apple Inc. and are protected by Federal copyright
   9  * law.  Distribution and use rights are outlined in the file "LICENSE.txt"
  10  * which should have been included with this file.  If this file is
  11  * file is missing or damaged, see the license at "http://www.cups.org/".
  12  *
  13  * This file is subject to the Apple OS-Developed Software exception.
  14  */
  15
  16 /*
  17  * Include necessary headers...
  18  */
  19
  20 #include "cups-private.h"
  21
  22
  23 /*
  24  * 'cupsNotifySubject()' - Return the subject for the given notification message.
  25  *
  26  * The returned string must be freed by the caller using @code free@.
  27  *
  28  * @since CUPS 1.2/OS X 10.5@
  29  */
  30
  31 char *                                  /* O - Subject string or @code NULL@ */
  32 cupsNotifySubject(cups_lang_t *lang,    /* I - Language data */
  33                   ipp_t       *event)   /* I - Event data */
  34 {
  35   char                  buffer[1024];   /* Subject buffer */
  36   const char            *prefix,        /* Prefix on subject */
  37                         *state;         /* Printer/job state string */
  38   ipp_attribute_t       *job_id,        /* notify-job-id */
  39                         *job_name,      /* job-name */
  40                         *job_state,     /* job-state */
  41                         *printer_name,  /* printer-name */
  42                         *printer_state, /* printer-state */
  43                         *printer_uri,   /* notify-printer-uri */
  44                         *subscribed;    /* notify-subscribed-event */
  45
  46
  47  /*
  48   * Range check input...
  49   */
  50
  51   if (!event || !lang)
  52     return (NULL);
  53
  54  /*
  55   * Get the required attributes...
  56   */
  57
  58   job_id        = ippFindAttribute(event, "notify-job-id", IPP_TAG_INTEGER);
  59   job_name      = ippFindAttribute(event, "job-name", IPP_TAG_NAME);
  60   job_state     = ippFindAttribute(event, "job-state", IPP_TAG_ENUM);
  61   printer_name  = ippFindAttribute(event, "printer-name", IPP_TAG_NAME);
  62   printer_state = ippFindAttribute(event, "printer-state", IPP_TAG_ENUM);
  63   printer_uri   = ippFindAttribute(event, "notify-printer-uri", IPP_TAG_URI);
  64   subscribed    = ippFindAttribute(event, "notify-subscribed-event",
  65                                    IPP_TAG_KEYWORD);
  66
  67
  68   if (job_id && printer_name && printer_uri && job_state)
  69   {
  70    /*
  71     * Job event...
  72     */
  73
  74     prefix = _cupsLangString(lang, _("Print Job:"));
  75
  76     switch (job_state->values[0].integer)
  77     {
  78       case IPP_JSTATE_PENDING :
  79           state = _cupsLangString(lang, _("pending"));
  80           break;
  81       case IPP_JSTATE_HELD :
  82           state = _cupsLangString(lang, _("held"));
  83           break;
  84       case IPP_JSTATE_PROCESSING :
  85           state = _cupsLangString(lang, _("processing"));
  86           break;
  87       case IPP_JSTATE_STOPPED :
  88           state = _cupsLangString(lang, _("stopped"));
  89           break;
  90       case IPP_JSTATE_CANCELED :
  91           state = _cupsLangString(lang, _("canceled"));
  92           break;
  93       case IPP_JSTATE_ABORTED :
  94           state = _cupsLangString(lang, _("aborted"));
  95           break;
  96       case IPP_JSTATE_COMPLETED :
  97           state = _cupsLangString(lang, _("completed"));
  98           break;
  99       default :
 100           state = _cupsLangString(lang, _("unknown"));
 101           break;
 102     }
 103
 104     snprintf(buffer, sizeof(buffer), "%s %s-%d (%s) %s",
 105              prefix,
 106              printer_name->values[0].string.text,
 107              job_id->values[0].integer,
 108              job_name ? job_name->values[0].string.text :
 109                  _cupsLangString(lang, _("untitled")),
 110              state);
 111   }
 112   else if (printer_uri && printer_name && printer_state)
 113   {
 114    /*
 115     * Printer event...
 116     */
 117
 118     prefix = _cupsLangString(lang, _("Printer:"));
 119
 120     switch (printer_state->values[0].integer)
 121     {
 122       case IPP_PSTATE_IDLE :
 123           state = _cupsLangString(lang, _("idle"));
 124           break;
 125       case IPP_PSTATE_PROCESSING :
 126           state = _cupsLangString(lang, _("processing"));
 127           break;
 128       case IPP_PSTATE_STOPPED :
 129           state = _cupsLangString(lang, _("stopped"));
 130           break;
 131       default :
 132           state = _cupsLangString(lang, _("unknown"));
 133           break;
 134     }
 135
 136     snprintf(buffer, sizeof(buffer), "%s %s %s",
 137              prefix,
 138              printer_name->values[0].string.text,
 139              state);
 140   }
 141   else if (subscribed)
 142     strlcpy(buffer, subscribed->values[0].string.text, sizeof(buffer));
 143   else
 144     return (NULL);
 145
 146  /*
 147   * Duplicate and return the subject string...
 148   */
 149
 150   return (strdup(buffer));
 151 }
 152
 153
 154 /*
 155  * 'cupsNotifyText()' - Return the text for the given notification message.
 156  *
 157  * The returned string must be freed by the caller using @code free@.
 158  *
 159  * @since CUPS 1.2/OS X 10.5@
 160  */
 161
 162 char *                                  /* O - Message text or @code NULL@ */
 163 cupsNotifyText(cups_lang_t *lang,       /* I - Language data */
 164                ipp_t       *event)      /* I - Event data */
 165 {
 166   ipp_attribute_t       *notify_text;   /* notify-text */
 167
 168
 169  /*
 170   * Range check input...
 171   */
 172
 173   if (!event || !lang)
 174     return (NULL);
 175
 176  /*
 177   * Get the notify-text attribute from the server...
 178   */
 179
 180   if ((notify_text = ippFindAttribute(event, "notify-text",
 181                                       IPP_TAG_TEXT)) == NULL)
 182     return (NULL);
 183
 184  /*
 185   * Return a copy...
 186   */
 187
 188   return (strdup(notify_text->values[0].string.text));
 189 }