1 <?php

     2 /*

     3 Copyright (c) 2005-2008, Alex Tingle.  $Revision: 281 $

     4 

     5 This program is free software; you can redistribute it and/or

     6 modify it under the terms of the GNU General Public License

     7 as published by the Free Software Foundation; either version 2

     8 of the License, or (at your option) any later version.

     9 

    10 This program is distributed in the hope that it will be useful,

    11 but WITHOUT ANY WARRANTY; without even the implied warranty of

    12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    13 GNU General Public License for more details.

    14 

    15 You should have received a copy of the GNU General Public License

    16 along with this program; if not, write to the Free Software

    17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    18 */

    19 

    20 /** Singleton class. Manages EC3 options. Global options that are guaranteed to

    21  *  exist (start of week, siteurl, home) are not managed by this class. */

    22 class ec3_Options

    23 {

    24   // Some global variables.

    25   var $version='3.1.4';

    26   var $myfiles='';

    27   var $call_count=0;

    28   var $schedule='ec3_schedule'; // table name

    29 

    30   // Code differences required by different versions of WordPress.

    31   // Defaults represent the latest version of WP.

    32 

    33   /** The name of the column wp_posts.user_nicename. */

    34   var $wp_user_nicename='user_nicename';

    35   /** The root of the XHTML id of the category checkboxes (edit page). */

    36   var $wp_in_category='in-category-';

    37   /** Is DBX available? */

    38   var $wp_have_dbx=true;

    39   /** Do we have categories? (WP<2.3) */

    40   var $wp_have_categories=false;

    41 

    42   // Settings used to flags activity between posts_where and other filters:

    43   var $is_listing=false;

    44   var $is_date_range=false;

    45   var $is_today=false;

    46   var $days=false;

    47   var $range_from=false;

    48   var $range_before=false;

    49   var $join_ec3_sch=false;

    50   var $join_only_active_events=false;

    51   var $order_by_start=false;

    52   

    53   /** May be set TRUE by a template before the call to wp_head().

    54     * Turns off CSS in header. */

    55   var $nocss=false;

    56 

    57   /** Which category is used for events? DEFAULT=0 */

    58   var $event_category;

    59   /** Show only events in calendar. DEFAULT=false */

    60   var $show_only_events;

    61   /** Number to months displayed by get_calendar(). DEFAULT=1 */

    62   var $num_months;

    63   /** Should day names be abbreviated to 1 or 3 letters? DEFAULT=1 */

    64   var $day_length;

    65   /** Hide the 'EC' logo on calendar displays? DEFAULT=0 */

    66   var $hide_logo;

    67   /** Display event box within post. DEFAULT=0 */

    68   var $hide_event_box;

    69   /** Use advanced post behaviour? DEFAULT=0 */

    70   var $advanced;

    71   /** Position navigation links or hide them. DEFAULT=0 */

    72   var $navigation;

    73   /** Disable popups? DEFAULT=0 */

    74   var $disable_popups;

    75   /** Local timezone. */

    76   var $tz;

    77 

    78   function ec3_Options()

    79   {

    80     global $table_prefix,$wp_version;

    81 

    82     $mydir=

    83       preg_replace('%^.*[/\\\\]([^/\\\\]+)[/\\\\]options.php$%','$1',__FILE__);

    84     load_plugin_textdomain('ec3','wp-content/plugins/'.$mydir.'/gettext');

    85 

    86     $this->myfiles=get_option('siteurl').'/wp-content/plugins/'.$mydir;

    87     $this->schedule=$table_prefix.$this->schedule; // table name

    88 

    89     // wp_version < 2.0

    90     if(ereg('^1[.]',$wp_version))

    91     {

    92       $this->wp_user_nicename='user_nickname';

    93       $this->wp_have_dbx=false;

    94     }

    95     // wp_version < 2.1

    96     if(ereg('^(1[.]|2[.]0)',$wp_version))

    97     {

    98       $this->wp_in_category='category-';

    99     }

   100     // wp_version < 2.3

   101     if(ereg('^(1[.]|2[.][012])',$wp_version))

   102     {

   103       $this->wp_have_categories=true;

   104     }

   105 

   106     $this->read_event_category();

   107     $this->read_show_only_events();

   108     $this->read_num_months();

   109     $this->read_day_length();

   110     $this->read_hide_logo();

   111     $this->read_hide_event_box();

   112     $this->read_advanced();

   113     $this->read_navigation();

   114     $this->read_disable_popups();

   115     $this->read_tz();

   116   }

   117   

   118   function reset_query()

   119   {

   120     $this->is_listing=false;

   121     $this->is_date_range=false;

   122     $this->is_today=false;

   123     $this->days=false;

   124     $this->range_from=false;

   125     $this->range_before=false;

   126     $this->join_ec3_sch=false;

   127     $this->join_only_active_events=false;

   128     $this->order_by_start=false;

   129   }

   130 

   131   // READ functions

   132   function read_event_category()

   133   {

   134     $this->event_category=intval( get_option('ec3_event_category') );

   135   }

   136   function read_show_only_events()

   137   {

   138     $this->show_only_events=intval(get_option('ec3_show_only_events'));

   139   }

   140   function read_num_months()

   141   {

   142     $this->num_months =abs(intval(get_option('ec3_num_months')));

   143     if(!$this->num_months)

   144         $this->num_months=1;

   145   }

   146   function read_day_length()

   147   {

   148     $this->day_length=intval(get_option('ec3_day_length'));

   149     if($this->day_length==0)

   150         $this->day_length=1;

   151   }

   152   function read_hide_logo()

   153   {

   154     $this->hide_logo=intval(get_option('ec3_hide_logo'));

   155   }

   156   function read_hide_event_box()

   157   {

   158     $this->hide_event_box=intval(get_option('ec3_hide_event_box'));

   159   }

   160   function read_advanced()

   161   {

   162     $this->advanced=intval(get_option('ec3_advanced'));

   163     // Sometimes we want to play around with the value of advanced.

   164     // 'advanced_setting' ALWAYS holds the REAL value.

   165     $this->advanced_setting=$this->advanced;

   166   }

   167   function read_navigation()

   168   {

   169     $this->navigation=intval(get_option('ec3_navigation'));

   170   }

   171   function read_disable_popups()

   172   {

   173     $this->disable_popups=intval(get_option('ec3_disable_popups'));

   174   }

   175   function read_tz()

   176   {

   177     $this->tz = get_option('ec3_tz');

   178     if(empty($this->tz) || $this->tz=='wordpress')

   179     {

   180       // Use WordPress default (doesn't understand daylight saving time).

   181       $gmt_offset=-intval(get_option('gmt_offset'));

   182       $this->tz='UTC';

   183       if($gmt_offset>0)

   184         $this->tz.='+'.$gmt_offset;

   185       elseif($gmt_offset<0)

   186         $this->tz.=$gmt_offset;

   187     }

   188   }

   189   

   190   // SET functions

   191   function set_event_category($val)

   192   {

   193     if($this->event_category!=$val)

   194     {

   195       update_option('ec3_event_category',$val);

   196       $this->read_event_category();

   197     }

   198   }

   199   function set_show_only_events($val)

   200   {

   201     if($this->show_only_events!=$val)

   202     {

   203       update_option('ec3_show_only_events',$val);

   204       $this->read_show_only_events();

   205     }

   206   }

   207   function set_num_months($val)

   208   {

   209     if($this->num_months!=$val)

   210     {

   211       update_option('ec3_num_months',$val);

   212       $this->read_num_months();

   213     }

   214   }

   215   function set_day_length($val)

   216   {

   217     if($this->day_length!=$val)

   218     {

   219       update_option('ec3_day_length',$val);

   220       $this->read_day_length();

   221     }

   222   }

   223   function set_hide_logo($val)

   224   {

   225     if($this->hide_logo!=$val)

   226     {

   227       update_option('ec3_hide_logo',$val);

   228       $this->read_hide_logo();

   229     }

   230   }

   231   function set_hide_event_box($val)

   232   {

   233     if($this->hide_event_box!=$val)

   234     {

   235       update_option('ec3_hide_event_box',$val);

   236       $this->read_hide_event_box();

   237     }

   238   }

   239   function set_advanced($val)

   240   {

   241     if($this->advanced_setting!=$val)

   242     {

   243       update_option('ec3_advanced',$val);

   244     }

   245     // read_advanced() does some special magic, so we always call it.

   246     $this->read_advanced();

   247   }

   248   function set_navigation($val)

   249   {

   250     if($this->navigation!=$val)

   251     {

   252       update_option('ec3_navigation',$val);

   253       $this->read_navigation();

   254     }

   255   }

   256   function set_disable_popups($val)

   257   {

   258     if($this->disable_popups!=$val)

   259     {

   260       update_option('ec3_disable_popups',$val);

   261       $this->read_disable_popups();

   262     }

   263   }

   264   function set_tz($val)

   265   {

   266     if(!preg_match('/(WordPress|[_a-zA-Z\/]+)/',$val))

   267       return;

   268     if($this->tz!=$val)

   269     {

   270       update_option('ec3_tz',$val);

   271       $this->read_tz();

   272     }

   273   }

   274 } // end class ec3_Options

   275 

   276 

   277 /** Singleton instance of ec3_Options. */

   278 $ec3=new ec3_Options();

   279 

   280 

   281 ?>