1 | <?php |
---|
2 | // +-----------------------------------------------------------------------+ |
---|
3 | // | PhpWebGallery - a PHP based picture gallery | |
---|
4 | // | Copyright (C) 2003-2006 PhpWebGallery Team - http://phpwebgallery.net | |
---|
5 | // +-----------------------------------------------------------------------+ |
---|
6 | // | branch : BSF (Best So Far) |
---|
7 | // | file : $RCSfile$ |
---|
8 | // | last update : $Date: 2006-01-27 02:11:43 +0100 (ven, 27 jan 2006) $ |
---|
9 | // | last modifier : $Author: rvelices $ |
---|
10 | // | revision : $Revision: 1014 $ |
---|
11 | // +-----------------------------------------------------------------------+ |
---|
12 | // | This program is free software; you can redistribute it and/or modify | |
---|
13 | // | it under the terms of the GNU General Public License as published by | |
---|
14 | // | the Free Software Foundation | |
---|
15 | // | | |
---|
16 | // | This program is distributed in the hope that it will be useful, but | |
---|
17 | // | WITHOUT ANY WARRANTY; without even the implied warranty of | |
---|
18 | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
---|
19 | // | General Public License for more details. | |
---|
20 | // | | |
---|
21 | // | You should have received a copy of the GNU General Public License | |
---|
22 | // | along with this program; if not, write to the Free Software | |
---|
23 | // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
---|
24 | // | USA. | |
---|
25 | // +-----------------------------------------------------------------------+ |
---|
26 | |
---|
27 | /** |
---|
28 | * Base class for monthly and weekly calendar styles |
---|
29 | */ |
---|
30 | class CalendarBase |
---|
31 | { |
---|
32 | // db column on which this calendar works |
---|
33 | var $date_field; |
---|
34 | // used for queries (INNER JOIN or normal) |
---|
35 | var $inner_sql; |
---|
36 | // base url used when generating html links |
---|
37 | var $url_base; |
---|
38 | // array of date components e.g. (2005,10,12) ... |
---|
39 | var $date_components; |
---|
40 | // |
---|
41 | var $calendar_levels; |
---|
42 | |
---|
43 | /** |
---|
44 | * Initialize the calendar |
---|
45 | * @param string date_field db column on which this calendar works |
---|
46 | * @param string inner_sql used for queries (INNER JOIN or normal) |
---|
47 | * @param array date_components |
---|
48 | */ |
---|
49 | function initialize($date_field, $inner_sql, $date_components) |
---|
50 | { |
---|
51 | $this->date_field = $date_field; |
---|
52 | $this->inner_sql = $inner_sql; |
---|
53 | $this->date_components = $date_components; |
---|
54 | } |
---|
55 | |
---|
56 | function get_display_name() |
---|
57 | { |
---|
58 | global $conf; |
---|
59 | $res = ''; |
---|
60 | $url = $this->url_base; |
---|
61 | |
---|
62 | for ($i=0; $i<count($this->date_components); $i++) |
---|
63 | { |
---|
64 | $res .= $conf['level_separator']; |
---|
65 | |
---|
66 | $url .= $this->date_components[$i].'-'; |
---|
67 | if ( isset($this->date_components[$i+1]) ) |
---|
68 | { |
---|
69 | $res .= |
---|
70 | '<a href="'.$url.'">' |
---|
71 | .$this->get_date_component_label($i, $this->date_components[$i]) |
---|
72 | .'</a>'; |
---|
73 | } |
---|
74 | else |
---|
75 | { |
---|
76 | $res .= |
---|
77 | '<span class="calInHere">' |
---|
78 | .$this->get_date_component_label($i, $this->date_components[$i]) |
---|
79 | .'</span>'; |
---|
80 | } |
---|
81 | } |
---|
82 | return $res; |
---|
83 | } |
---|
84 | |
---|
85 | //--------------------------------------------------------- private members --- |
---|
86 | /** |
---|
87 | * Returns a display name for a date component optionally using labels |
---|
88 | */ |
---|
89 | function get_date_component_label($level, $date_component) |
---|
90 | { |
---|
91 | $label = $date_component; |
---|
92 | if (isset($this->calendar_levels[$level]['labels'][$date_component])) |
---|
93 | { |
---|
94 | $label = $this->calendar_levels[$level]['labels'][$date_component]; |
---|
95 | } |
---|
96 | elseif ($date_component == 'any' ) |
---|
97 | { |
---|
98 | $label = l10n('calendar_any'); |
---|
99 | } |
---|
100 | return $label; |
---|
101 | } |
---|
102 | |
---|
103 | /** |
---|
104 | * Creates a calendar navigation bar. |
---|
105 | * |
---|
106 | * @param string url_base - links start with this root |
---|
107 | * @param array items - hash of items to put in the bar (e.g. 2005,2006) |
---|
108 | * @param array selected_item - item currently selected (e.g. 2005) |
---|
109 | * @param string class_prefix - html class attribute prefix for span elements |
---|
110 | * @param bool show_any - adds any link to the end of the bar |
---|
111 | * @param bool show_empty - shows all labels even those without items |
---|
112 | * @param array labels - optional labels for items (e.g. Jan,Feb,...) |
---|
113 | * @return string the navigation bar |
---|
114 | */ |
---|
115 | function get_nav_bar_from_items($url_base, $items, $selected_item, |
---|
116 | $class_prefix, $show_any, |
---|
117 | $show_empty=false, $labels=null) |
---|
118 | { |
---|
119 | global $conf; |
---|
120 | |
---|
121 | $nav_bar = ''; |
---|
122 | |
---|
123 | if ($conf['calendar_show_empty'] and $show_empty and !empty($labels) ) |
---|
124 | { |
---|
125 | foreach ($labels as $item => $label) |
---|
126 | { |
---|
127 | if ( ! isset($items[$item]) ) |
---|
128 | { |
---|
129 | $items[$item] = -1; |
---|
130 | } |
---|
131 | } |
---|
132 | ksort($items); |
---|
133 | } |
---|
134 | |
---|
135 | foreach ($items as $item => $nb_images) |
---|
136 | { |
---|
137 | $label = $item; |
---|
138 | if (isset($labels[$item])) |
---|
139 | { |
---|
140 | $label = $labels[$item]; |
---|
141 | } |
---|
142 | if (isset($selected_item) and $item == $selected_item) |
---|
143 | { |
---|
144 | $nav_bar .= '<span class="'.$class_prefix.'Sel">'; |
---|
145 | $nav_bar .= $label; |
---|
146 | } |
---|
147 | elseif ($nb_images==-1) |
---|
148 | { |
---|
149 | $nav_bar .= '<span class="'.$class_prefix.'Empty">'; |
---|
150 | $nav_bar .= $label; |
---|
151 | } |
---|
152 | else |
---|
153 | { |
---|
154 | $nav_bar .= '<span class="'.$class_prefix.'">'; |
---|
155 | $url = $url_base . $item; |
---|
156 | $nav_bar .= '<a href="'.$url.'">'; |
---|
157 | $nav_bar .= $label; |
---|
158 | $nav_bar .= '</a>'; |
---|
159 | } |
---|
160 | if ($nb_images > 0) |
---|
161 | { |
---|
162 | $nav_bar .= '('.$nb_images.')'; |
---|
163 | } |
---|
164 | $nav_bar.= '</span>'; |
---|
165 | } |
---|
166 | |
---|
167 | if ($conf['calendar_show_any'] and $show_any and count($items) > 1) |
---|
168 | { |
---|
169 | $label = l10n('calendar_any'); |
---|
170 | if (isset($selected_item) and 'any' == $selected_item) |
---|
171 | { |
---|
172 | $nav_bar .= '<span class="'.$class_prefix.'Sel">'; |
---|
173 | $nav_bar .= $label; |
---|
174 | } |
---|
175 | else |
---|
176 | { |
---|
177 | $nav_bar .= '<span class="'.$class_prefix.'">'; |
---|
178 | $url = $url_base . 'any'; |
---|
179 | $nav_bar .= '<a href="'.$url.'">'; |
---|
180 | $nav_bar .= $label; |
---|
181 | $nav_bar .= '</a>'; |
---|
182 | } |
---|
183 | $nav_bar.= '</span>'; |
---|
184 | } |
---|
185 | return $nav_bar; |
---|
186 | } |
---|
187 | |
---|
188 | /** |
---|
189 | * Creates a calendar navigation bar for a given level. |
---|
190 | * |
---|
191 | * @param int level - the level (0-year,1-month/week,2-day) |
---|
192 | * @return void |
---|
193 | */ |
---|
194 | function build_nav_bar($level, $labels=null) |
---|
195 | { |
---|
196 | global $template, $conf; |
---|
197 | |
---|
198 | $query = ' |
---|
199 | SELECT DISTINCT('.$this->calendar_levels[$level]['sql'] |
---|
200 | .') as period'; |
---|
201 | $query.= $this->inner_sql; |
---|
202 | $query.= $this->get_date_where($level); |
---|
203 | $query.= ' |
---|
204 | GROUP BY period |
---|
205 | ;'; |
---|
206 | |
---|
207 | $level_items = array(); |
---|
208 | $result = pwg_query($query); |
---|
209 | while ($row = mysql_fetch_array($result)) |
---|
210 | { |
---|
211 | $level_items[$row['period']] = 0; |
---|
212 | } |
---|
213 | |
---|
214 | if ( count($level_items)==1 ) |
---|
215 | { |
---|
216 | if ( ! isset($this->date_components[$level]) ) |
---|
217 | { |
---|
218 | list($key) = array_keys($level_items); |
---|
219 | $this->date_components[$level] = (int)$key; |
---|
220 | } |
---|
221 | } |
---|
222 | |
---|
223 | if ( $conf['calendar_multi_bar']==false ) |
---|
224 | { |
---|
225 | if ( $level<count($this->date_components) and |
---|
226 | $level!=count($this->calendar_levels)-1 ) |
---|
227 | { |
---|
228 | return; |
---|
229 | } |
---|
230 | } |
---|
231 | |
---|
232 | $url_base = $this->url_base; |
---|
233 | for ($i=0; $i<$level; $i++) |
---|
234 | { |
---|
235 | if (isset($this->date_components[$i])) |
---|
236 | { |
---|
237 | $url_base .= $this->date_components[$i].'-'; |
---|
238 | } |
---|
239 | } |
---|
240 | $selected = null; |
---|
241 | if ( isset($this->date_components[$level]) ) |
---|
242 | { |
---|
243 | $selected = $this->date_components[$level]; |
---|
244 | } |
---|
245 | $nav_bar = $this->get_nav_bar_from_items( |
---|
246 | $url_base, |
---|
247 | $level_items, |
---|
248 | $selected, |
---|
249 | 'calItem', |
---|
250 | true, |
---|
251 | true, |
---|
252 | isset($labels) ? $labels : $this->calendar_levels[$level]['labels'] |
---|
253 | ); |
---|
254 | |
---|
255 | $template->assign_block_vars( |
---|
256 | 'calendar.navbar', |
---|
257 | array( |
---|
258 | 'BAR' => $nav_bar |
---|
259 | ) |
---|
260 | ); |
---|
261 | } |
---|
262 | } |
---|
263 | ?> |
---|