1<?php 2/** 3 * webtrees: online genealogy 4 * Copyright (C) 2019 webtrees development team 5 * This program is free software: you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation, either version 3 of the License, or 8 * (at your option) any later version. 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16declare(strict_types=1); 17 18namespace Fisharebest\Webtrees\Module; 19 20use Fisharebest\Webtrees\I18N; 21use Fisharebest\Webtrees\Menu; 22use Fisharebest\Webtrees\Tree; 23use Illuminate\Database\Capsule\Manager as DB; 24use Illuminate\Database\Query\Builder; 25use Illuminate\Support\Collection; 26use stdClass; 27use Symfony\Component\HttpFoundation\RedirectResponse; 28use Symfony\Component\HttpFoundation\Request; 29use Symfony\Component\HttpFoundation\Response; 30 31/** 32 * Class FrequentlyAskedQuestionsModule 33 */ 34class FrequentlyAskedQuestionsModule extends AbstractModule implements ModuleConfigInterface, ModuleMenuInterface 35{ 36 use ModuleConfigTrait; 37 use ModuleMenuTrait; 38 39 /** 40 * How should this module be identified in the control panel, etc.? 41 * 42 * @return string 43 */ 44 public function title(): string 45 { 46 /* I18N: Name of a module. Abbreviation for “Frequently Asked Questions” */ 47 return I18N::translate('FAQ'); 48 } 49 50 /** 51 * A sentence describing what this module does. 52 * 53 * @return string 54 */ 55 public function description(): string 56 { 57 /* I18N: Description of the “FAQ” module */ 58 return I18N::translate('A list of frequently asked questions and answers.'); 59 } 60 61 /** 62 * The default position for this menu. It can be changed in the control panel. 63 * 64 * @return int 65 */ 66 public function defaultMenuOrder(): int 67 { 68 return 8; 69 } 70 71 /** 72 * A menu, to be added to the main application menu. 73 * 74 * @param Tree $tree 75 * 76 * @return Menu|null 77 */ 78 public function getMenu(Tree $tree): ?Menu 79 { 80 if ($this->faqsExist($tree, WT_LOCALE)) { 81 return new Menu($this->title(), route('module', [ 82 'module' => $this->name(), 83 'action' => 'Show', 84 'ged' => $tree->name(), 85 ]), 'menu-help'); 86 } 87 88 return null; 89 } 90 91 /** 92 * @param Tree $tree 93 * 94 * @return Response 95 */ 96 public function getAdminAction(Tree $tree): Response 97 { 98 $this->layout = 'layouts/administration'; 99 100 $faqs = $this->faqsForTree($tree); 101 102 $min_block_order = DB::table('block') 103 ->where('module_name', '=', $this->name()) 104 ->where(static function (Builder $query) use ($tree): void { 105 $query 106 ->whereNull('gedcom_id') 107 ->orWhere('gedcom_id', '=', $tree->id()); 108 }) 109 ->min('block_order'); 110 111 $max_block_order = DB::table('block') 112 ->where('module_name', '=', $this->name()) 113 ->where(static function (Builder $query) use ($tree): void { 114 $query 115 ->whereNull('gedcom_id') 116 ->orWhere('gedcom_id', '=', $tree->id()); 117 }) 118 ->max('block_order'); 119 120 $title = I18N::translate('Frequently asked questions') . ' — ' . $tree->title(); 121 122 return $this->viewResponse('modules/faq/config', [ 123 'faqs' => $faqs, 124 'max_block_order' => $max_block_order, 125 'min_block_order' => $min_block_order, 126 'title' => $title, 127 'tree' => $tree, 128 'tree_names' => Tree::getNameList(), 129 ]); 130 } 131 132 /** 133 * @param Request $request 134 * @param Tree $tree 135 * 136 * @return RedirectResponse 137 */ 138 public function postAdminDeleteAction(Request $request, Tree $tree): RedirectResponse 139 { 140 $block_id = (int) $request->get('block_id'); 141 142 DB::table('block_setting')->where('block_id', '=', $block_id)->delete(); 143 144 DB::table('block')->where('block_id', '=', $block_id)->delete(); 145 146 $url = route('module', [ 147 'module' => $this->name(), 148 'action' => 'Admin', 149 'ged' => $tree->name(), 150 ]); 151 152 return new RedirectResponse($url); 153 } 154 155 /** 156 * @param Request $request 157 * @param Tree $tree 158 * 159 * @return RedirectResponse 160 */ 161 public function postAdminMoveDownAction(Request $request, Tree $tree): RedirectResponse 162 { 163 $block_id = (int) $request->get('block_id'); 164 165 $block_order = DB::table('block') 166 ->where('block_id', '=', $block_id) 167 ->value('block_order'); 168 169 $swap_block = DB::table('block') 170 ->where('module_name', '=', $this->name()) 171 ->where('block_order', '=', static function (Builder $query) use ($block_order): void { 172 $query 173 ->from('block') 174 ->where('module_name', '=', $this->name()) 175 ->where('block_order', '>', $block_order) 176 ->select(DB::raw('MIN(block_order)')); 177 }) 178 ->select(['block_order', 'block_id']) 179 ->first(); 180 181 if ($swap_block !== null) { 182 DB::table('block') 183 ->where('block_id', '=', $block_id) 184 ->update([ 185 'block_order' => $swap_block->block_order, 186 ]); 187 188 DB::table('block') 189 ->where('block_id', '=', $swap_block->block_id) 190 ->update([ 191 'block_order' => $block_order, 192 ]); 193 } 194 195 $url = route('module', [ 196 'module' => $this->name(), 197 'action' => 'Admin', 198 'ged' => $tree->name(), 199 ]); 200 201 return new RedirectResponse($url); 202 } 203 204 /** 205 * @param Request $request 206 * @param Tree $tree 207 * 208 * @return RedirectResponse 209 */ 210 public function postAdminMoveUpAction(Request $request, Tree $tree): RedirectResponse 211 { 212 $block_id = (int) $request->get('block_id'); 213 214 $block_order = DB::table('block') 215 ->where('block_id', '=', $block_id) 216 ->value('block_order'); 217 218 $swap_block = DB::table('block') 219 ->where('module_name', '=', $this->name()) 220 ->where('block_order', '=', static function (Builder $query) use ($block_order): void { 221 $query 222 ->from('block') 223 ->where('module_name', '=', $this->name()) 224 ->where('block_order', '<', $block_order) 225 ->select(DB::raw('MAX(block_order)')); 226 }) 227 ->select(['block_order', 'block_id']) 228 ->first(); 229 230 if ($swap_block !== null) { 231 DB::table('block') 232 ->where('block_id', '=', $block_id) 233 ->update([ 234 'block_order' => $swap_block->block_order, 235 ]); 236 237 DB::table('block') 238 ->where('block_id', '=', $swap_block->block_id) 239 ->update([ 240 'block_order' => $block_order, 241 ]); 242 } 243 244 $url = route('module', [ 245 'module' => $this->name(), 246 'action' => 'Admin', 247 'ged' => $tree->name(), 248 ]); 249 250 return new RedirectResponse($url); 251 } 252 253 /** 254 * @param Request $request 255 * @param Tree $tree 256 * 257 * @return Response 258 */ 259 public function getAdminEditAction(Request $request, Tree $tree): Response 260 { 261 $this->layout = 'layouts/administration'; 262 263 $block_id = (int) $request->get('block_id'); 264 265 if ($block_id === 0) { 266 // Creating a new faq 267 $header = ''; 268 $faqbody = ''; 269 270 $block_order = 1 + (int) DB::table('block') 271 ->where('module_name', '=', $this->name()) 272 ->max('block_order'); 273 274 $languages = []; 275 276 $title = I18N::translate('Add an FAQ'); 277 } else { 278 // Editing an existing faq 279 $header = $this->getBlockSetting($block_id, 'header'); 280 $faqbody = $this->getBlockSetting($block_id, 'faqbody'); 281 282 $block_order = DB::table('block') 283 ->where('block_id', '=', $block_id) 284 ->value('block_order'); 285 286 $languages = explode(',', $this->getBlockSetting($block_id, 'languages')); 287 288 $title = I18N::translate('Edit the FAQ'); 289 } 290 291 $tree_names = ['' => I18N::translate('All')] + Tree::getIdList(); 292 293 return $this->viewResponse('modules/faq/edit', [ 294 'block_id' => $block_id, 295 'block_order' => $block_order, 296 'header' => $header, 297 'faqbody' => $faqbody, 298 'languages' => $languages, 299 'title' => $title, 300 'tree' => $tree, 301 'tree_names' => $tree_names, 302 ]); 303 } 304 305 /** 306 * @param Request $request 307 * @param Tree $tree 308 * 309 * @return RedirectResponse 310 */ 311 public function postAdminEditAction(Request $request, Tree $tree): RedirectResponse 312 { 313 $block_id = (int) $request->get('block_id'); 314 $faqbody = $request->get('faqbody', ''); 315 $header = $request->get('header', ''); 316 $languages = $request->get('languages', []); 317 $gedcom_id = (int) $request->get('gedcom_id') ?: null; 318 $block_order = (int) $request->get('block_order'); 319 320 if ($block_id !== 0) { 321 DB::table('block') 322 ->where('block_id', '=', $block_id) 323 ->update([ 324 'gedcom_id' => $gedcom_id, 325 'block_order' => $block_order, 326 ]); 327 } else { 328 DB::table('block')->insert([ 329 'gedcom_id' => $gedcom_id, 330 'module_name' => $this->name(), 331 'block_order' => $block_order, 332 ]); 333 334 $block_id = (int) DB::connection()->getPdo()->lastInsertId(); 335 } 336 337 $this->setBlockSetting($block_id, 'faqbody', $faqbody); 338 $this->setBlockSetting($block_id, 'header', $header); 339 $this->setBlockSetting($block_id, 'languages', implode(',', $languages)); 340 341 $url = route('module', [ 342 'module' => $this->name(), 343 'action' => 'Admin', 344 'ged' => $tree->name(), 345 ]); 346 347 return new RedirectResponse($url); 348 } 349 350 /** 351 * @param Tree $tree 352 * 353 * @return Response 354 */ 355 public function getShowAction(Tree $tree): Response 356 { 357 // Filter foreign languages. 358 $faqs = $this->faqsForTree($tree) 359 ->filter(static function (stdClass $faq): bool { 360 return $faq->languages === '' || in_array(WT_LOCALE, explode(',', $faq->languages)); 361 }); 362 363 return $this->viewResponse('modules/faq/show', [ 364 'faqs' => $faqs, 365 'title' => I18N::translate('Frequently asked questions'), 366 'tree' => $tree, 367 ]); 368 } 369 370 /** 371 * @param Tree $tree 372 * 373 * @return Collection 374 */ 375 private function faqsForTree(Tree $tree): Collection 376 { 377 return DB::table('block') 378 ->join('block_setting AS bs1', 'bs1.block_id', '=', 'block.block_id') 379 ->join('block_setting AS bs2', 'bs2.block_id', '=', 'block.block_id') 380 ->join('block_setting AS bs3', 'bs3.block_id', '=', 'block.block_id') 381 ->where('module_name', '=', $this->name()) 382 ->where('bs1.setting_name', '=', 'header') 383 ->where('bs2.setting_name', '=', 'faqbody') 384 ->where('bs3.setting_name', '=', 'languages') 385 ->where(static function (Builder $query) use ($tree): void { 386 $query 387 ->whereNull('gedcom_id') 388 ->orWhere('gedcom_id', '=', $tree->id()); 389 }) 390 ->orderBy('block_order') 391 ->select(['block.block_id', 'block_order', 'gedcom_id', 'bs1.setting_value AS header', 'bs2.setting_value AS faqbody', 'bs3.setting_value AS languages']) 392 ->get(); 393 } 394 395 /** 396 * @param Tree $tree 397 * @param string $language 398 * 399 * @return bool 400 */ 401 private function faqsExist(Tree $tree, string $language): bool 402 { 403 return DB::table('block') 404 ->join('block_setting', 'block_setting.block_id', '=', 'block.block_id') 405 ->where('module_name', '=', $this->name()) 406 ->where('setting_name', '=', 'languages') 407 ->where(static function (Builder $query) use ($tree): void { 408 $query 409 ->whereNull('gedcom_id') 410 ->orWhere('gedcom_id', '=', $tree->id()); 411 }) 412 ->select(['setting_value AS languages']) 413 ->get() 414 ->filter(static function (stdClass $faq) use ($language): bool { 415 return $faq->languages === '' || in_array($language, explode(',', $faq->languages), true); 416 }) 417 ->isNotEmpty(); 418 } 419} 420