views_cache.inc 9.62 KB
Newer Older
1
2
3
4
5
6
<?php
// $Id$

// Load all our module 'on behalfs'.
// Whenever we decide we need this, load our module 'on behalfs'.
$path = drupal_get_path('module', 'views') . '/modules';
7
$files = drupal_system_listing('views_.*\.inc$', $path, 'name', 0);
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36

foreach($files as $file) {
  // The filename format is very specific. It must be views_MODULENAME.inc
  $module = substr_replace($file->name, '', 0, 6);
  if (module_exists($module)) {
    require_once("./$file->filename");
  }
}

// ---------------------------------------------------------------------------
// Acquire Views Data

/**
 * Return the arguments array; construct one if we haven't already. The
 * array is cached in a global, safely named variable so that arguments
 * are only constructed once per run.
 */
function _views_get_arguments($titles = false) {
  static $views_arguments;
  global $locale;

  if (!$views_arguments) {
    $data = cache_get("views_arguments:$locale", 'cache');
    $cache = unserialize($data->data);
    if (is_array($cache)) {
      $views_arguments = $cache;
    }
    else {
      $arguments = module_invoke_all('views_arguments');
merlinofchaos's avatar
merlinofchaos committed
37
      uasort($arguments, '_views_sort_arrays');
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
      foreach ($arguments as $name => $arg) {
        if ($arg['option'] && !is_array($arg['option'])) {
          if ($arg['option'] == 'string' || $arg['option'] == 'integer') {
            $arg['option'] = array('#type' => 'textfield', '#size' => 10, '#maxlength' => 255);
          }
          else {
            $arg['option'] = array('#type' => 'select', '#options' => $arg['option']);
          }
        }
        $views_arguments['base'][$name] = $arg['name'];
        $views_arguments['title'][$name] = $arg;
      }
      $cache = $views_arguments;
      cache_set("views_arguments:$locale", 'cache', serialize($cache));
    }
  }
  return ($titles ? $views_arguments['base'] : $views_arguments['title']);
}

/**
 * Constructs the full table information array. Caches it into a global array
 * so that it will only be called once per run.
 */
function _views_get_tables($full = false) {
  static $views_tables;
  global $locale;

  if (!$views_tables) {
    $data = cache_get("views_tables:$locale", 'cache');
    $cache = unserialize($data->data);

    if (is_array($cache)) {
      $views_tables = $cache;
    }
    else {
      $table_data = module_invoke_all('views_tables');
      $views_tables['tables'] = $table_data;

      foreach ($table_data as $name => $table) {
        if (is_array($table['filters'])) {
          foreach ($table['filters'] as $filter => $data) {
            $data['table'] = $name;
            // translate for deprecated APIs...
            if ($data['option'] && !is_array($data['option'])) {
              if ($data['option'] == 'string' || $data['option'] == 'integer') {
                $data['option'] = array('#type' => 'textfield', '#size' => 10, '#maxlength' => 255);
              }
              else {
                $data['option'] = array('#type' => 'select', '#options' => $data['option']);
              }
            }
            if ($data['list']) {
              $data['value'] = array('#type' => 'select', '#options' => $data['list']);
              if ($data['list-type'] != 'select') {
                $data['value']['#multiple'] = TRUE;
              }
            }
            else if (!$data['value']) {
              $data['value'] = array('#type' => 'textfield', '#size' => 10, '#maxlength' => 255);
            }
            $views_tables['filters']['titles']["$name.$filter"] = $data['name'];
            $views_tables['filters']['base']["$name.$filter"] = $data;
          }
        }
        if (is_array($table['fields'])) {
          foreach ($table['fields'] as $field => $data) {
            if ($data['option'] && !is_array($data['option'])) {
              if ($data['option'] == 'string' || $data['option'] == 'integer') {
                $data['option'] = array('#type' => 'textfield', '#size' => 10, '#maxlength' => 255);
              }
              else {
                $data['option'] = array('#type' => 'select', '#options' => $data['option']);
              }
            }
            $data['table'] = $name;
            $views_tables['fields']['titles']["$name.$field"] = $data['name'];
            $views_tables['fields']['base']["$name.$field"] = $data;
          }
        }
        if (is_array($table['sorts'])) {
          foreach ($table['sorts'] as $field => $data) {
            $data['table'] = $name;
            if ($data['option'] && !is_array($data['option'])) {
              if ($data['option'] == 'string' || $data['option'] == 'integer') {
                $data['option'] = array('#type' => 'textfield', '#size' => 10, '#maxlength' => 255);
              }
              else {
                $data['option'] = array('#type' => 'select', '#options' => $data['option']);
              }
            }
            $views_tables['sorts']['titles']["$name.$field"] = $data['name'];
            $views_tables['sorts']['base']["$name.$field"] = $data;
          }
        }
      }
      cache_set("views_tables:$locale", 'cache', serialize($views_tables));
    }
  }
  return ($full ? $views_tables : $views_tables['tables']);
}

/**
 * Gets the filter information; if it doesn't exist, call the function
 * that constructs all that.
 */
function _views_get_filters($titles = false) {
  $table_data = _views_get_tables(true);
  return ($titles ? $table_data['filters']['titles'] : $table_data['filters']['base']);
}

/**
 * Gets the field information; if it doesn't exist, call the function
 * that constructs all that.
 */
function _views_get_fields($titles = false) {
  $table_data = _views_get_tables(true);
  return ($titles ? $table_data['fields']['titles'] : $table_data['fields']['base']);
}

/**
 * Gets the sort information; if it doesn't exist, call the function
 * that constructs all that.
 */
function _views_get_sorts($titles = false) {
  $table_data = _views_get_tables(true);
  return ($titles ? $table_data['sorts']['titles'] : $table_data['sorts']['base']);
}

/**
 * Ensures that views have legitimate information; a bit more is stored on
 * the $view object than is in the database, and this isn't necessarily
 * set when a view is constructed externally.
 */
function views_sanitize_view(&$view) {
  _views_check_arrays($view); // so reference works.
  foreach ($view->field as $i => $field) {
    if (!isset($view->field[$i]['id'])) {
      $view->field[$i]['id'] = $view->field[$i]['fullname'] = "$field[tablename].$field[field]";
      $view->field[$i]['queryname'] = "$field[tablename]_$field[field]";
    }
  }

  foreach ($view->filter as $i => $filter) {
    if (!isset($view->filter[$i]['id'])) {
      $view->filter[$i]['id'] = $view->filter[$i]['field'] = "$filter[tablename].$filter[field]";
    }
  }

  foreach ($view->exposed_filter as $i => $exposed_filter) {
    if (!isset($view->exposed_filter[$i]['id'])) {
      $view->exposed_filter[$i]['id'] = $view->exposed_filter[$i]['field'] = "$exposed_filter[tablename].$exposed_filter[field]";
    }
  }

  foreach ($view->sort as $i => $sort) {
    if (!isset($view->sort[$i]['id'])) {
      $view->sort[$i]['id'] = $view->sort[$i]['field'] = "$sort[tablename].$sort[field]";
    }
  }

  foreach ($view->argument as $i => $argument) {
    if (!isset($view->argument[$i]['id'])) {
      $view->argument[$i]['id'] = $view->argument[$i]['type'];
    }
  }
}

/**
 * Build default view information from all modules and cache it.
 */
function _views_get_default_views() {
  static $views_default_views;
  global $locale;

  if (!$views_default_views) {
    $data = cache_get("views_default_views:$locale", 'cache');
    $cache = unserialize($data->data);

    if (is_array($cache)) {
      $views_default_views = $cache;
    }
    else {
      // We have to make sure table data is built in order to be sure about providers.
      $tables = array_keys(_views_get_tables());

      $views = module_invoke_all('views_default_views');
merlinofchaos's avatar
merlinofchaos committed
224
      uasort($views, '_views_sort_arrays');
225
226
227
228
229
230
231
232
233
234
235
236
237
      $views_default_views = array();
      foreach ($views as $i => $view) {
        if (!is_array($view->requires) || !array_diff($view->requires, $tables)) {
          views_sanitize_view($view);
          $views_default_views[$i] = $view;
        }
      }
      cache_set("views_default_views:$locale", 'cache', serialize($views_default_views));
    }
  }
  return $views_default_views;
}

merlinofchaos's avatar
merlinofchaos committed
238
239
240
241
/**
 * sort callback
 */
function _views_sort_arrays($a, $b) {
242
243
  $a = (array) $a; // safety -- something send objects.
  $b = (array) $b;
merlinofchaos's avatar
merlinofchaos committed
244
245
246
247
248
249
250
251
252
  if ($a['weight'] == $b['weight']) {
    if ($a['name'] == $b['name']) {
      return 0;
    }
    return ($a['name'] < $b['name']) ? -1 : 1;
  }
  return ($a['weight'] > $b['weight']) ? -1 : 1;
}

253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
/**
 * Return the style plugins; construct one if we haven't already. The
 * array is cached in a static variable so that arguments
 * are only constructed once per run.
 */
function _views_get_style_plugins($titles = false) {
  static $views_style_plugins;
  global $locale;

  if (!$views_style_plugins) {
    $data = cache_get("views_style_plugins:$locale", 'cache');
    $cache = unserialize($data->data);
    if (is_array($cache)) {
      $views_style_plugins = $cache;
    }
    else {
      $arguments = module_invoke_all('views_style_plugins');
merlinofchaos's avatar
merlinofchaos committed
270
      uasort($arguments, '_views_sort_arrays');
271
272
273
274
275
276
277
278
279
280
281
282
283
284
      foreach ($arguments as $name => $arg) {
        if (!isset($arg['summary_theme'])) {
          $arg['summary_theme'] = 'views_summary';
        }
        $views_style_plugins['title'][$name] = $arg['name'];
        $views_style_plugins['base'][$name] = $arg;
      }
      $cache = $views_style_plugins;
      cache_set("views_style_plugins:$locale", 'cache', serialize($cache));
    }
  }
  return ($titles ? $views_style_plugins['title'] : $views_style_plugins['base']);
}