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| 1 | <?php |
| 2 | namespace MultiMaps; |
| 3 | |
| 4 | use FormatJson; |
| 5 | use MediaWiki\Html\Html; |
| 6 | use Parser; |
| 7 | |
| 8 | /** |
| 9 | * Base class for collection of services |
| 10 | * |
| 11 | * @file BaseMapService.php |
| 12 | * @ingroup MultiMaps |
| 13 | * @author Pavel Astakhov <pastakhov@yandex.ru> |
| 14 | * @license GPL-2.0-or-later |
| 15 | * |
| 16 | * @property float $zoom Map scale |
| 17 | * @property float $minzoom Minimum scale map |
| 18 | * @property float $maxzoom Maximum scale map |
| 19 | * @property string $center Center of the map |
| 20 | * @property string $bounds The visible bounds of the map |
| 21 | * @property string $width |
| 22 | * @property string $height |
| 23 | * @property-read string $classname Class name for tag "<div>" of map |
| 24 | */ |
| 25 | abstract class BaseMapService { |
| 26 | |
| 27 | /** |
| 28 | * class name for tag "<div>" of map |
| 29 | * @var string |
| 30 | */ |
| 31 | protected $classname = ''; |
| 32 | |
| 33 | /** |
| 34 | * Array of the defined modules that be loaded during the output |
| 35 | * @var array |
| 36 | */ |
| 37 | protected $resourceModules; |
| 38 | |
| 39 | /** |
| 40 | * Text for adding to the "<head>" during the output |
| 41 | * @var string |
| 42 | */ |
| 43 | protected $headerItem; |
| 44 | |
| 45 | /** |
| 46 | * Map property "width" used for tag "<div>" |
| 47 | * @var string |
| 48 | */ |
| 49 | protected $width; |
| 50 | |
| 51 | /** |
| 52 | * Map property "height" used for tag "<div>" |
| 53 | * @var string |
| 54 | */ |
| 55 | protected $height; |
| 56 | |
| 57 | /** |
| 58 | * An array that is used to accumulate the error messages |
| 59 | * @var array |
| 60 | */ |
| 61 | protected $errormessages; |
| 62 | |
| 63 | /** |
| 64 | * Array of elements map marker |
| 65 | * @var Marker[] |
| 66 | */ |
| 67 | protected $markers; |
| 68 | |
| 69 | /** |
| 70 | * Array of elements map line |
| 71 | * @var Line[] |
| 72 | */ |
| 73 | protected $lines; |
| 74 | |
| 75 | /** |
| 76 | * Array of elements map polygon |
| 77 | * @var Polygon[] |
| 78 | */ |
| 79 | protected $polygons; |
| 80 | |
| 81 | /** |
| 82 | * Array of elements map rectangle |
| 83 | * @var Rectangle[] |
| 84 | */ |
| 85 | protected $rectangles; |
| 86 | |
| 87 | /** |
| 88 | * Array of elements map circle |
| 89 | * @var Circle[] |
| 90 | */ |
| 91 | protected $circles; |
| 92 | |
| 93 | /** |
| 94 | * The boundaries of the map elements |
| 95 | * @var Bounds |
| 96 | */ |
| 97 | protected $elementsBounds; |
| 98 | |
| 99 | /** |
| 100 | * Array of map properties |
| 101 | * @var array |
| 102 | */ |
| 103 | protected $properties; |
| 104 | |
| 105 | /** |
| 106 | * Array of map elements availables for adding |
| 107 | * @var array |
| 108 | */ |
| 109 | protected $availableMapElements = [ |
| 110 | 'marker', |
| 111 | 'markers', |
| 112 | 'line', |
| 113 | 'lines', |
| 114 | 'polygon', |
| 115 | 'polygons', |
| 116 | 'rectangle', |
| 117 | 'rectangles', |
| 118 | 'circle', |
| 119 | 'circles', |
| 120 | ]; |
| 121 | |
| 122 | /** |
| 123 | * Array of map properties available for definition |
| 124 | * @var array |
| 125 | */ |
| 126 | protected $availableMapProperties = [ |
| 127 | 'width', |
| 128 | 'height', |
| 129 | 'zoom', |
| 130 | 'minzoom', |
| 131 | 'maxzoom', |
| 132 | 'center', |
| 133 | 'bounds', |
| 134 | 'title', |
| 135 | 'text', |
| 136 | 'icon', |
| 137 | 'color', |
| 138 | 'weight', |
| 139 | 'opacity', |
| 140 | 'fillcolor', |
| 141 | 'fillopacity', |
| 142 | 'fill', |
| 143 | ]; |
| 144 | |
| 145 | /** |
| 146 | * Array of map properties definition of which should not cause an error |
| 147 | * @var array |
| 148 | */ |
| 149 | protected $ignoreProperties = [ |
| 150 | 'service', |
| 151 | ]; |
| 152 | |
| 153 | public function __construct() { |
| 154 | $this->resourceModules = [ 'ext.MultiMaps' ]; |
| 155 | $this->headerItem = ''; |
| 156 | |
| 157 | $this->reset(); |
| 158 | } |
| 159 | |
| 160 | /** |
| 161 | * Returns html data for rendering map |
| 162 | * @return string |
| 163 | */ |
| 164 | public function render() { |
| 165 | static $mapid = 0; |
| 166 | |
| 167 | $output = Html::rawElement( |
| 168 | 'div', |
| 169 | [ |
| 170 | 'id' => 'multimaps_map' . $mapid++, |
| 171 | 'style' => 'width:' . htmlspecialchars( $this->width ) . '; height:' . htmlspecialchars( $this->height ) . '; background-color: #cccccc; overflow: hidden;', |
| 172 | 'class' => 'multimaps-map' . ( $this->classname != '' ? " multimaps-map-$this->classname" : '' ), |
| 173 | ], |
| 174 | Html::element( 'p', [], wfMessage( 'multimaps-loading-map' )->escaped() ) . |
| 175 | Html::rawElement( |
| 176 | 'div', |
| 177 | [ 'class' => 'multimaps-mapdata', 'style' => 'display: none;' ], |
| 178 | FormatJson::encode( $this->getMapData() ) |
| 179 | ) |
| 180 | ); |
| 181 | |
| 182 | $errors = $this->getErrorMessages(); |
| 183 | if ( count( $errors ) > 0 ) { |
| 184 | $output .= "\n" . |
| 185 | Html::rawElement( |
| 186 | 'div', |
| 187 | [ 'class' => 'multimaps-errors' ], |
| 188 | wfMessage( 'multimaps-had-following-errors' )->escaped() . |
| 189 | '<br />' . |
| 190 | implode( '<br />', $this->getErrorMessages() ) |
| 191 | ); |
| 192 | } |
| 193 | |
| 194 | return $output; |
| 195 | // return array( $output, 'noparse' => true, 'isHTML' => true ); |
| 196 | } |
| 197 | |
| 198 | /** |
| 199 | * Returns array of map data |
| 200 | * @param array $param Optional, if sets - parse param before returns data of map |
| 201 | * @return array |
| 202 | */ |
| 203 | public function getMapData( array $param = [] ) { |
| 204 | global $egMultiMaps_DefaultZoom; |
| 205 | |
| 206 | if ( count( $param ) != 0 ) { |
| 207 | $this->parse( $param ); |
| 208 | } |
| 209 | |
| 210 | $calculatedProperties = []; |
| 211 | |
| 212 | if ( $this->bounds === null ) { |
| 213 | if ( $this->center === null ) { |
| 214 | $bounds = $this->elementsBounds; |
| 215 | if ( $bounds->isValid() ) { |
| 216 | if ( $bounds->ne == $bounds->sw ) { |
| 217 | if ( $this->zoom === null ) { |
| 218 | $calculatedProperties['zoom'] = $egMultiMaps_DefaultZoom; |
| 219 | } |
| 220 | $calculatedProperties['center'] = $bounds->getCenter()->getData(); |
| 221 | } elseif ( $bounds->isValid() ) { |
| 222 | if ( $this->zoom === null ) { |
| 223 | $calculatedProperties['bounds'] = $bounds->getData(); |
| 224 | } else { |
| 225 | $calculatedProperties['center'] = $bounds->getCenter()->getData(); |
| 226 | } |
| 227 | } |
| 228 | } |
| 229 | } else { |
| 230 | // TODO |
| 231 | } |
| 232 | } |
| 233 | |
| 234 | $return = []; |
| 235 | |
| 236 | foreach ( $this->markers as $marker ) { |
| 237 | $return['markers'][] = $marker->getData(); |
| 238 | } |
| 239 | foreach ( $this->lines as $line ) { |
| 240 | $return['lines'][] = $line->getData(); |
| 241 | } |
| 242 | foreach ( $this->polygons as $polygon ) { |
| 243 | $return['polygons'][] = $polygon->getData(); |
| 244 | } |
| 245 | foreach ( $this->rectangles as $rectangle ) { |
| 246 | $return['rectangles'][] = $rectangle->getData(); |
| 247 | } |
| 248 | foreach ( $this->circles as $circle ) { |
| 249 | $return['circles'][] = $circle->getData(); |
| 250 | } |
| 251 | |
| 252 | return array_merge( $return, $calculatedProperties, $this->properties ); |
| 253 | } |
| 254 | |
| 255 | /** |
| 256 | * Parse params and fill map data |
| 257 | * @param array $param |
| 258 | * @param bool $reset Reset service before parse data |
| 259 | */ |
| 260 | public function parse( array $param, $reset = true ) { |
| 261 | if ( $reset ) { |
| 262 | $this->reset(); |
| 263 | } |
| 264 | |
| 265 | $matches = []; |
| 266 | foreach ( $param as $value ) { |
| 267 | if ( preg_match( '/^\s*(\w+)\s*=\s*(.+)\s*$/s', $value, $matches ) ) { |
| 268 | $name = strtolower( $matches[1] ); |
| 269 | if ( array_search( $name, $this->availableMapElements ) !== false ) { |
| 270 | $this->addMapElement( $name, $matches[2] ); |
| 271 | } elseif ( array_search( $name, $this->availableMapProperties ) !== false ) { |
| 272 | $this->setProperty( $name, $matches[2] ); |
| 273 | // TODO exception |
| 274 | } else { |
| 275 | if ( array_search( $name, $this->ignoreProperties ) === false ) { |
| 276 | $this->errormessages[] = wfMessage( 'multimaps-unknown-parameter', $matches[1] )->escaped(); |
| 277 | } |
| 278 | } |
| 279 | continue; |
| 280 | } else { |
| 281 | // Default map element = 'marker' |
| 282 | $this->addMapElement( 'marker', $value ); |
| 283 | } |
| 284 | } |
| 285 | } |
| 286 | |
| 287 | /** |
| 288 | * Add new map element to map |
| 289 | * @param string $name |
| 290 | * @param string $value |
| 291 | * @return bool|null |
| 292 | */ |
| 293 | public function addMapElement( $name, $value ) { |
| 294 | if ( trim( $value ) === '' ) { |
| 295 | return null; |
| 296 | } |
| 297 | $name = strtolower( $name ); |
| 298 | |
| 299 | switch ( $name ) { |
| 300 | case 'marker': |
| 301 | case 'markers': |
| 302 | return $this->addElementMarker( $value ); |
| 303 | case 'line': |
| 304 | case 'lines': |
| 305 | return $this->addElementLine( $value ); |
| 306 | case 'polygon': |
| 307 | case 'polygons': |
| 308 | return $this->addElementPolygon( $value ); |
| 309 | case 'rectangle': |
| 310 | case 'rectangles': |
| 311 | return $this->addElementRectangle( $value ); |
| 312 | case 'circle': |
| 313 | case 'circles': |
| 314 | return $this->addElementCircle( $value ); |
| 315 | default: |
| 316 | break; |
| 317 | } |
| 318 | return null; |
| 319 | } |
| 320 | |
| 321 | /** |
| 322 | * Add marker to map |
| 323 | * @param string $value |
| 324 | * @return bool |
| 325 | */ |
| 326 | public function addElementMarker( $value ) { |
| 327 | global $egMultiMaps_SeparatorItems; |
| 328 | |
| 329 | $return = true; |
| 330 | $stringsmarker = explode( $egMultiMaps_SeparatorItems, $value ); |
| 331 | foreach ( $stringsmarker as $markervalue ) { |
| 332 | if ( trim( $markervalue ) == '' ) { |
| 333 | continue; |
| 334 | } |
| 335 | $marker = new Marker(); |
| 336 | if ( !$marker->parse( $markervalue, $this->classname ) ) { |
| 337 | $return = false; |
| 338 | $this->errormessages = array_merge( $this->errormessages, $marker->getErrorMessages() ); |
| 339 | } |
| 340 | if ( !$marker->isValid() ) { |
| 341 | continue; |
| 342 | } |
| 343 | $this->markers[] = $marker; |
| 344 | $this->elementsBounds->extend( $marker->pos ); |
| 345 | } |
| 346 | return $return; |
| 347 | } |
| 348 | |
| 349 | /** |
| 350 | * Add line to map |
| 351 | * @param string $value |
| 352 | * @return bool |
| 353 | */ |
| 354 | public function addElementLine( $value ) { |
| 355 | global $egMultiMaps_SeparatorItems; |
| 356 | |
| 357 | $return = true; |
| 358 | $stringsline = explode( $egMultiMaps_SeparatorItems, $value ); |
| 359 | foreach ( $stringsline as $linevalue ) { |
| 360 | if ( trim( $linevalue ) == '' ) { |
| 361 | continue; |
| 362 | } |
| 363 | $line = new Line(); |
| 364 | if ( !$line->parse( $linevalue, $this->classname ) ) { |
| 365 | $return = false; |
| 366 | $this->errormessages = array_merge( $this->errormessages, $line->getErrorMessages() ); |
| 367 | } |
| 368 | if ( !$line->isValid() ) { |
| 369 | continue; |
| 370 | } |
| 371 | $this->lines[] = $line; |
| 372 | $this->elementsBounds->extend( $line->pos ); |
| 373 | } |
| 374 | return $return; |
| 375 | } |
| 376 | |
| 377 | /** |
| 378 | * Add polygon to map |
| 379 | * @param string $value |
| 380 | * @return bool |
| 381 | */ |
| 382 | public function addElementPolygon( $value ) { |
| 383 | global $egMultiMaps_SeparatorItems; |
| 384 | |
| 385 | $return = true; |
| 386 | $stringspolygon = explode( $egMultiMaps_SeparatorItems, $value ); |
| 387 | foreach ( $stringspolygon as $polygonvalue ) { |
| 388 | if ( trim( $polygonvalue ) == '' ) { |
| 389 | continue; |
| 390 | } |
| 391 | $polygon = new Polygon(); |
| 392 | if ( !$polygon->parse( $polygonvalue, $this->classname ) ) { |
| 393 | $return = false; |
| 394 | $this->errormessages = array_merge( $this->errormessages, $polygon->getErrorMessages() ); |
| 395 | } |
| 396 | if ( !$polygon->isValid() ) { |
| 397 | continue; |
| 398 | } |
| 399 | $this->polygons[] = $polygon; |
| 400 | $this->elementsBounds->extend( $polygon->pos ); |
| 401 | } |
| 402 | return $return; |
| 403 | } |
| 404 | |
| 405 | /** |
| 406 | * Add rectangle to map |
| 407 | * @param string $value |
| 408 | * @return bool |
| 409 | */ |
| 410 | public function addElementRectangle( $value ) { |
| 411 | global $egMultiMaps_SeparatorItems; |
| 412 | |
| 413 | $return = true; |
| 414 | $stringsrectangle = explode( $egMultiMaps_SeparatorItems, $value ); |
| 415 | foreach ( $stringsrectangle as $rectanglevalue ) { |
| 416 | if ( trim( $rectanglevalue ) == '' ) { |
| 417 | continue; |
| 418 | } |
| 419 | $rectangle = new Rectangle(); |
| 420 | if ( !$rectangle->parse( $rectanglevalue, $this->classname ) ) { |
| 421 | $return = false; |
| 422 | $this->errormessages = array_merge( $this->errormessages, $rectangle->getErrorMessages() ); |
| 423 | } |
| 424 | if ( !$rectangle->isValid() ) { |
| 425 | continue; |
| 426 | } |
| 427 | $this->rectangles[] = $rectangle; |
| 428 | $this->elementsBounds->extend( $rectangle->pos ); |
| 429 | } |
| 430 | return $return; |
| 431 | } |
| 432 | |
| 433 | /** |
| 434 | * Add circle to map |
| 435 | * @param string $value |
| 436 | * @return bool |
| 437 | */ |
| 438 | public function addElementCircle( $value ) { |
| 439 | global $egMultiMaps_SeparatorItems; |
| 440 | |
| 441 | $return = true; |
| 442 | $stringscircle = explode( $egMultiMaps_SeparatorItems, $value ); |
| 443 | foreach ( $stringscircle as $circlevalue ) { |
| 444 | if ( trim( $circlevalue ) == '' ) { |
| 445 | continue; |
| 446 | } |
| 447 | $circle = new Circle(); |
| 448 | if ( !$circle->parse( $circlevalue, $this->classname ) ) { |
| 449 | $return = false; |
| 450 | $this->errormessages = array_merge( $this->errormessages, $circle->getErrorMessages() ); |
| 451 | } |
| 452 | if ( !$circle->isValid() ) { |
| 453 | continue; |
| 454 | } |
| 455 | $this->circles[] = $circle; |
| 456 | $circlescount = count( $circle->pos ); |
| 457 | for ( $index = 0; $index < $circlescount; $index++ ) { |
| 458 | $ne = new Point( $circle->pos[$index]->lat, $circle->pos[$index]->lon ); |
| 459 | $sw = new Point( $circle->pos[$index]->lat, $circle->pos[$index]->lon ); |
| 460 | $ne->move( $circle->radiuses[$index], $circle->radiuses[$index] ); |
| 461 | $sw->move( -$circle->radiuses[$index], -$circle->radiuses[$index] ); |
| 462 | $this->elementsBounds->extend( [ $ne, $sw ] ); |
| 463 | } |
| 464 | } |
| 465 | return $return; |
| 466 | } |
| 467 | |
| 468 | public function __set( $name, $value ) { |
| 469 | $this->setProperty( $name, $value ); |
| 470 | } |
| 471 | |
| 472 | public function setProperty( $name, $value ) { |
| 473 | // TODO available properties |
| 474 | $name = strtolower( $name ); |
| 475 | |
| 476 | switch ( $name ) { |
| 477 | case 'center': |
| 478 | $center = GeoCoordinate::getLatLonFromString( $value ); |
| 479 | if ( $center ) { |
| 480 | $this->properties['center'] = $center; |
| 481 | } else { |
| 482 | $this->errormessages[] = wfMessage( 'multimaps-unable-parse-parameter', $name, $value )->escaped(); |
| 483 | } |
| 484 | return true; |
| 485 | case 'icon': |
| 486 | $marker = new Marker(); |
| 487 | if ( $marker->setProperty( 'icon', $value ) ) { |
| 488 | if ( $marker->icon !== null ) { |
| 489 | $this->properties['icon'] = $marker->icon; |
| 490 | } |
| 491 | if ( $marker->size !== null ) { |
| 492 | $this->properties['iconSize'] = $marker->size; |
| 493 | } |
| 494 | if ( $marker->anchor !== null ) { |
| 495 | $this->properties['iconAnchor'] = $marker->anchor; |
| 496 | } |
| 497 | if ( $marker->shadow !== null ) { |
| 498 | $this->properties['iconShadow'] = $marker->shadow; |
| 499 | } |
| 500 | if ( $marker->shSize !== null ) { |
| 501 | $this->properties['iconShSize'] = $marker->shSize; |
| 502 | } |
| 503 | if ( $marker->shAnchor !== null ) { |
| 504 | $this->properties['iconShAnchor'] = $marker->shAnchor; |
| 505 | } |
| 506 | } else { |
| 507 | $this->errormessages = array_merge( $this->errormessages, $marker->getErrorMessages() ); |
| 508 | } |
| 509 | return true; |
| 510 | case 'height': |
| 511 | $this->height = $value; |
| 512 | return true; |
| 513 | case 'width': |
| 514 | $this->width = $value; |
| 515 | return true; |
| 516 | case 'bounds': |
| 517 | // TODO |
| 518 | break; |
| 519 | |
| 520 | default: |
| 521 | if ( is_string( $value ) ) { |
| 522 | $this->properties[$name] = htmlspecialchars( $value, ENT_NOQUOTES ); |
| 523 | } else { |
| 524 | $this->properties[$name] = $value; |
| 525 | } |
| 526 | return true; |
| 527 | } |
| 528 | return false; |
| 529 | } |
| 530 | |
| 531 | public function __get( $name ) { |
| 532 | return $this->getProperty( $name ); |
| 533 | } |
| 534 | |
| 535 | public function getProperty( $name ) { |
| 536 | $name = strtolower( $name ); |
| 537 | |
| 538 | switch ( $name ) { |
| 539 | case 'classname': |
| 540 | return $this->classname; |
| 541 | default: |
| 542 | return isset( $this->properties[$name] ) ? $this->properties[$name] : null; |
| 543 | } |
| 544 | } |
| 545 | |
| 546 | /** |
| 547 | * Add dependencies (resourceModules, headerItem) to Parser output |
| 548 | * @param Parser &$parser |
| 549 | */ |
| 550 | public function addDependencies( Parser &$parser ) { |
| 551 | $output = $parser->getOutput(); |
| 552 | foreach ( $this->resourceModules as $modules ) { |
| 553 | $output->addModules( $modules ); |
| 554 | } |
| 555 | |
| 556 | if ( $this->headerItem != '' ) { |
| 557 | $output->addHeadItem( $this->headerItem, "multimaps_{$this->classname}" ); |
| 558 | } |
| 559 | } |
| 560 | |
| 561 | /** |
| 562 | * Initializes the object again |
| 563 | */ |
| 564 | public function reset() { |
| 565 | global $egMultiMaps_Width, $egMultiMaps_Height; |
| 566 | |
| 567 | $this->elementsBounds = new Bounds(); |
| 568 | $this->width = $egMultiMaps_Width; |
| 569 | $this->height = $egMultiMaps_Height; |
| 570 | $this->properties = []; |
| 571 | |
| 572 | $this->markers = []; |
| 573 | $this->lines = []; |
| 574 | $this->polygons = []; |
| 575 | $this->rectangles = []; |
| 576 | $this->circles = []; |
| 577 | |
| 578 | $this->errormessages = []; |
| 579 | } |
| 580 | |
| 581 | /** |
| 582 | * Returns an error messages |
| 583 | * @return array |
| 584 | */ |
| 585 | public function getErrorMessages() { |
| 586 | return $this->errormessages; |
| 587 | } |
| 588 | |
| 589 | /** |
| 590 | * Push error message into error messages |
| 591 | * @param string $string |
| 592 | */ |
| 593 | public function pushErrorMessage( $string ) { |
| 594 | $this->errormessages[] = $string; |
| 595 | } |
| 596 | |
| 597 | } |