ApiQueryContinueTestBase.php

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<?php
abstract class ApiQueryContinueTestBase extends ApiQueryTestBase {
 
    protected $mVerbose = false;
 
    protected function checkC( $expected, $params, $expectedCount, $id, $continue = true ) {
        $result = $this->query( $params, $expectedCount, $id, $continue );
        $this->assertResult( $expected, $result, $id );
    }
 
    protected function query( $params, $expectedCount, $id, $useContinue = true ) {
        if ( isset( $params['action'] ) ) {
            $this->assertEquals( 'query', $params['action'], 'Invalid query action' );
        } else {
            $params['action'] = 'query';
        }
        $count = 0;
        $result = [];
        $continue = [];
        do {
            $request = array_merge( $params, $continue );
            uksort( $request, function ( $a, $b ) {
                // put 'continue' params at the end - lazy method
                $a = strpos( $a, 'continue' ) !== false ? 'zzz ' . $a : $a;
                $b = strpos( $b, 'continue' ) !== false ? 'zzz ' . $b : $b;
 
                return strcmp( $a, $b );
            } );
            $reqStr = http_build_query( $request );
            // $reqStr = str_replace( '&', ' & ', $reqStr );
            $this->assertLessThan( $expectedCount, $count, "$id more data: $reqStr" );
            if ( $this->mVerbose ) {
                print "$id (#$count): $reqStr\n";
            }
            try {
                $data = $this->doApiRequest( $request );
            } catch ( Exception $e ) {
                throw new Exception( "$id on $count", 0, $e );
            }
            $data = $data[0];
            if ( isset( $data['warnings'] ) ) {
                $warnings = json_encode( $data['warnings'] );
                $this->fail( "$id Warnings on #$count in $reqStr\n$warnings" );
            }
            $this->assertArrayHasKey( 'query', $data, "$id no 'query' on #$count in $reqStr" );
            if ( isset( $data['continue'] ) ) {
                $continue = $data['continue'];
                unset( $data['continue'] );
            } else {
                $continue = [];
            }
            if ( $this->mVerbose ) {
                $this->printResult( $data );
            }
            $this->mergeResult( $result, $data );
            $count++;
            if ( empty( $continue ) ) {
                $this->assertEquals( $expectedCount, $count, "$id finished early" );
 
                return $result;
            } elseif ( !$useContinue ) {
                $this->assertFalse( 'Non-smart query must be requested all at once' );
            }
        } while ( true );
    }
 
    private function printResult( $data ) {
        $q = $data['query'];
        $print = [];
        if ( isset( $q['pages'] ) ) {
            foreach ( $q['pages'] as $p ) {
                $m = $p['title'];
                if ( isset( $p['links'] ) ) {
                    $m .= '/[' . implode( ',', array_map(
                        function ( $v ) {
                            return $v['title'];
                        },
                        $p['links'] ) ) . ']';
                }
                if ( isset( $p['categories'] ) ) {
                    $m .= '/(' . implode( ',', array_map(
                        function ( $v ) {
                            return str_replace( 'Category:', '', $v['title'] );
                        },
                        $p['categories'] ) ) . ')';
                }
                $print[] = $m;
            }
        }
        if ( isset( $q['allcategories'] ) ) {
            $print[] = '*Cats/(' . implode( ',', array_map(
                function ( $v ) {
                    return $v['*'];
                },
                $q['allcategories'] ) ) . ')';
        }
        self::GetItems( $q, 'allpages', 'Pages', $print );
        self::GetItems( $q, 'alllinks', 'Links', $print );
        self::GetItems( $q, 'alltransclusions', 'Trnscl', $print );
        print ' ' . implode( '  ', $print ) . "\n";
    }
 
    private static function GetItems( $q, $moduleName, $name, &$print ) {
        if ( isset( $q[$moduleName] ) ) {
            $print[] = "*$name/[" . implode( ',',
                array_map(
                    function ( $v ) {
                        return $v['title'];
                    },
                    $q[$moduleName] ) ) . ']';
        }
    }
 
    protected function mergeResult( &$results, $newResult, $numericIds = false ) {
        $this->assertEquals(
            is_array( $results ),
            is_array( $newResult ),
            'Type of result and data do not match'
        );
        if ( !is_array( $results ) ) {
            $this->assertEquals( $results, $newResult, 'Repeated result must be the same as before' );
        } else {
            $sort = null;
            foreach ( $newResult as $key => $value ) {
                if ( !$numericIds && $sort === null ) {
                    if ( !is_array( $value ) ) {
                        $sort = false;
                    } elseif ( array_key_exists( 'title', $value ) ) {
                        $sort = function ( $a, $b ) {
                            return strcmp( $a['title'], $b['title'] );
                        };
                    } else {
                        $sort = false;
                    }
                }
                $keyExists = array_key_exists( $key, $results );
                if ( is_numeric( $key ) ) {
                    if ( $numericIds ) {
                        if ( !$keyExists ) {
                            $results[$key] = $value;
                        } else {
                            $this->mergeResult( $results[$key], $value );
                        }
                    } else {
                        $results[] = $value;
                    }
                } elseif ( !$keyExists ) {
                    $results[$key] = $value;
                } else {
                    $this->mergeResult( $results[$key], $value, $key === 'pages' );
                }
            }
            if ( $numericIds ) {
                ksort( $results, SORT_NUMERIC );
            } elseif ( $sort !== null && $sort !== false ) {
                usort( $results, $sort );
            }
        }
    }
}