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serviceslist.php
294 lines
| 1 | <?php |
| 2 | /** |
| 3 | * @package VikAppointments |
| 4 | * @subpackage core |
| 5 | * @author E4J s.r.l. |
| 6 | * @copyright Copyright (C) 2021 E4J s.r.l. All Rights Reserved. |
| 7 | * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL |
| 8 | * @link https://vikwp.com |
| 9 | */ |
| 10 | |
| 11 | // No direct access |
| 12 | defined('ABSPATH') or die('No script kiddies please!'); |
| 13 | |
| 14 | VAPLoader::import('libraries.mvc.model'); |
| 15 | |
| 16 | /** |
| 17 | * VikAppointments services list view model. |
| 18 | * |
| 19 | * @since 1.7 |
| 20 | */ |
| 21 | class VikAppointmentsModelServiceslist extends JModelVAP |
| 22 | { |
| 23 | /** |
| 24 | * Loads a list of services to be displayed within the |
| 25 | * services list site view. |
| 26 | * |
| 27 | * @param array $filters |
| 28 | * |
| 29 | * @return array A list of services, grouped by category. |
| 30 | */ |
| 31 | public function getItems(array $filters = array()) |
| 32 | { |
| 33 | $dispatcher = VAPFactory::getEventDispatcher(); |
| 34 | |
| 35 | $dbo = JFactory::getDbo(); |
| 36 | |
| 37 | $q = $dbo->getQuery(true); |
| 38 | |
| 39 | $q->select('s.*'); |
| 40 | $q->select(array( |
| 41 | $dbo->qn('g.id', 'group_id'), |
| 42 | $dbo->qn('g.name', 'group_name'), |
| 43 | $dbo->qn('g.description', 'group_description'), |
| 44 | )); |
| 45 | $q->select('(' . $this->getRatingQuery($dbo) . ') AS ' . $dbo->qn('ratingAVG')); |
| 46 | $q->select('(' . $this->getReviewsQuery($dbo) . ') AS ' . $dbo->qn('reviewsCount')); |
| 47 | |
| 48 | $q->from($dbo->qn('#__vikappointments_service', 's')); |
| 49 | $q->leftjoin($dbo->qn('#__vikappointments_group', 'g') . ' ON ' . $dbo->qn('s.id_group') . ' = ' . $dbo->qn('g.id')); |
| 50 | |
| 51 | // get only the published services |
| 52 | $q->where($dbo->qn('s.published') . ' = 1'); |
| 53 | |
| 54 | /** |
| 55 | * Retrieve only the services that belong to the view |
| 56 | * access level of the current user. |
| 57 | * |
| 58 | * @since 1.6 |
| 59 | */ |
| 60 | $levels = JFactory::getUser()->getAuthorisedViewLevels(); |
| 61 | |
| 62 | if ($levels) |
| 63 | { |
| 64 | $q->where($dbo->qn('s.level') . ' IN (' . implode(', ', $levels) . ')'); |
| 65 | } |
| 66 | |
| 67 | if (!empty($filters['id_group'])) |
| 68 | { |
| 69 | // retrieve only the services that belong to the specified group |
| 70 | $q->where($dbo->qn('g.id') . ' = ' . (int) $filters['id_group']); |
| 71 | } |
| 72 | |
| 73 | $now = JFactory::getDate(); |
| 74 | |
| 75 | // get the services with a matching end publishing date |
| 76 | $q->andWhere(array( |
| 77 | $dbo->qn('s.end_publishing') . ' IS NULL', |
| 78 | $dbo->qn('s.end_publishing') . ' = ' . $dbo->q($dbo->getNullDate()), |
| 79 | $dbo->qn('s.end_publishing') . ' > ' . $dbo->q($now->toSql()), |
| 80 | ), 'OR'); |
| 81 | |
| 82 | $q->order(array( |
| 83 | $dbo->qn('g.ordering') . ' ASC', |
| 84 | $dbo->qn('s.ordering') . ' ASC', |
| 85 | $dbo->qn('s.name') . ' ASC', |
| 86 | )); |
| 87 | |
| 88 | /** |
| 89 | * Trigger hook to manipulate the query at runtime. Third party plugins |
| 90 | * can extend the query by applying further conditions or selecting |
| 91 | * additional data. |
| 92 | * |
| 93 | * @param mixed &$query Either a query builder or a query string. |
| 94 | * @param array $filters An array of filters. |
| 95 | * |
| 96 | * @return void |
| 97 | * |
| 98 | * @since 1.7 |
| 99 | */ |
| 100 | $dispatcher->trigger('onBuildServicesListQuery', array(&$q, $filters)); |
| 101 | |
| 102 | $dbo->setQuery($q); |
| 103 | $groups = $dbo->loadObjectList(); |
| 104 | |
| 105 | if ($groups) |
| 106 | { |
| 107 | $groups = $this->groupServices($groups); |
| 108 | } |
| 109 | |
| 110 | // translate groups |
| 111 | $this->translate($groups); |
| 112 | |
| 113 | /** |
| 114 | * Trigger hook to manipulate the query response at runtime. Third party |
| 115 | * plugins can alter the resulting list of services (and groups). |
| 116 | * |
| 117 | * @param array &$groups An array of groups and the related children. |
| 118 | * @param JModel $model The current model. |
| 119 | * |
| 120 | * @return void |
| 121 | * |
| 122 | * @since 1.7 |
| 123 | */ |
| 124 | $dispatcher->trigger('onBuildServicesListData', array(&$groups, $this)); |
| 125 | |
| 126 | return $groups; |
| 127 | } |
| 128 | |
| 129 | /** |
| 130 | * Returns the inner query that should be used to calculate the |
| 131 | * average rating of the services. |
| 132 | * |
| 133 | * @param mixed $dbo The database object. |
| 134 | * |
| 135 | * @return mixed The database query. |
| 136 | */ |
| 137 | protected function getRatingQuery($dbo) |
| 138 | { |
| 139 | return $dbo->getQuery(true) |
| 140 | ->select('AVG(' . $dbo->qn('re.rating') . ')') |
| 141 | ->from($dbo->qn('#__vikappointments_reviews', 're')) |
| 142 | ->where(array( |
| 143 | $dbo->qn('s.id') . ' = ' . $dbo->qn('re.id_service'), |
| 144 | $dbo->qn('re.published') . ' = 1', |
| 145 | )); |
| 146 | } |
| 147 | |
| 148 | /** |
| 149 | * Returns the inner query that should be used to calculate the |
| 150 | * number of reviews of the services. |
| 151 | * |
| 152 | * @param mixed $dbo The database object. |
| 153 | * |
| 154 | * @return mixed The database query. |
| 155 | */ |
| 156 | protected function getReviewsQuery($dbo) |
| 157 | { |
| 158 | return $dbo->getQuery(true) |
| 159 | ->select('COUNT(' . $dbo->qn('re.rating') . ')') |
| 160 | ->from($dbo->qn('#__vikappointments_reviews', 're')) |
| 161 | ->where(array( |
| 162 | $dbo->qn('s.id') . ' = ' . $dbo->qn('re.id_service'), |
| 163 | $dbo->qn('re.published') . ' = 1', |
| 164 | )); |
| 165 | } |
| 166 | |
| 167 | /** |
| 168 | * Groups the list of services within parent blocks. |
| 169 | * The resulting list will be an array of groups, which |
| 170 | * contain the list of children services. |
| 171 | * |
| 172 | * The services with no group will be placed at the end |
| 173 | * of the list, within an empty group. |
| 174 | * |
| 175 | * @param array $services The list of services to group. |
| 176 | * |
| 177 | * @return array The grouped list. |
| 178 | */ |
| 179 | protected function groupServices(array $services) |
| 180 | { |
| 181 | $groups = array(); |
| 182 | |
| 183 | foreach ($services as $s) |
| 184 | { |
| 185 | // if the service doesn't belong to a group, |
| 186 | // the ID will be equals to 0 (as it is casted as INT). |
| 187 | $id_group = (int) $s->id_group; |
| 188 | |
| 189 | if ($id_group < 0) |
| 190 | { |
| 191 | // force to 0 for backward compatibility |
| 192 | $id_group = 0; |
| 193 | } |
| 194 | |
| 195 | if (!isset($groups[$id_group])) |
| 196 | { |
| 197 | $g = new stdClass; |
| 198 | $g->id = $s->group_id; |
| 199 | $g->name = $s->group_name; |
| 200 | $g->description = $s->group_description; |
| 201 | $g->services = array(); |
| 202 | |
| 203 | $groups[$id_group] = $g; |
| 204 | } |
| 205 | |
| 206 | // round rating to the closest .0 or .5 |
| 207 | $s->rating = VikAppointments::roundHalfClosest($s->ratingAVG); |
| 208 | |
| 209 | $groups[$id_group]->services[] = $s; |
| 210 | } |
| 211 | |
| 212 | // check if there is the "uncategorized" group |
| 213 | if (isset($groups[0])) |
| 214 | { |
| 215 | // get the group containing the services with no group |
| 216 | $uncategorized = $groups[0]; |
| 217 | // unset that group |
| 218 | unset($groups[0]); |
| 219 | // move that group at the end of the list |
| 220 | $groups[0] = $uncategorized; |
| 221 | } |
| 222 | |
| 223 | // reset array keys |
| 224 | return array_values($groups); |
| 225 | } |
| 226 | |
| 227 | /** |
| 228 | * Translates the groups and the services. |
| 229 | * |
| 230 | * @param array &$rows The rows to translate. |
| 231 | * |
| 232 | * @return void |
| 233 | */ |
| 234 | protected function translate(&$rows) |
| 235 | { |
| 236 | /** |
| 237 | * Ignore translation in case the multilingual feature is disabled. |
| 238 | * |
| 239 | * @since 1.7.4 |
| 240 | */ |
| 241 | if (VAPFactory::getConfig()->getBool('ismultilang') == false) |
| 242 | { |
| 243 | return; |
| 244 | } |
| 245 | |
| 246 | $langtag = JFactory::getLanguage()->getTag(); |
| 247 | |
| 248 | // get translator |
| 249 | $translator = VAPFactory::getTranslator(); |
| 250 | |
| 251 | $service_ids = array(); |
| 252 | $group_ids = array(); |
| 253 | |
| 254 | foreach ($rows as $group) |
| 255 | { |
| 256 | $group_ids[] = $group->id; |
| 257 | |
| 258 | foreach ($group->services as $service) |
| 259 | { |
| 260 | $service_ids[] = $service->id; |
| 261 | } |
| 262 | } |
| 263 | |
| 264 | // pre-load services translations |
| 265 | $serLang = $translator->load('service', array_unique($service_ids), $langtag); |
| 266 | // pre-load services groups translations |
| 267 | $groupLang = $translator->load('group', array_unique($group_ids), $langtag); |
| 268 | |
| 269 | foreach ($rows as $k => $group) |
| 270 | { |
| 271 | // translate group for the given language |
| 272 | $grp_tx = $groupLang->getTranslation($group->id, $langtag); |
| 273 | |
| 274 | if ($grp_tx) |
| 275 | { |
| 276 | $rows[$k]->name = $grp_tx->name; |
| 277 | $rows[$k]->description = $grp_tx->description; |
| 278 | } |
| 279 | |
| 280 | foreach ($group->services as $j => $service) |
| 281 | { |
| 282 | // translate service for the given language |
| 283 | $ser_tx = $serLang->getTranslation($service->id, $langtag); |
| 284 | |
| 285 | if ($ser_tx) |
| 286 | { |
| 287 | $rows[$k]->services[$j]->name = $ser_tx->name; |
| 288 | $rows[$k]->services[$j]->description = $ser_tx->description; |
| 289 | } |
| 290 | } |
| 291 | } |
| 292 | } |
| 293 | } |
| 294 |