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| 1 | <?php |
| 2 | /** |
| 3 | * Defines a "dynamic table" format, that displays query results in a |
| 4 | * JavaScript-based table that has sorting, pagination and searching, using |
| 5 | * the DataTables JS library. |
| 6 | * |
| 7 | * @author Yaron Koren |
| 8 | * @ingroup Cargo |
| 9 | */ |
| 10 | |
| 11 | class CargoDynamicTableFormat extends CargoDisplayFormat { |
| 12 | |
| 13 | public static function allowedParameters() { |
| 14 | return [ |
| 15 | 'rows per page' => [ 'type' => 'int' ], |
| 16 | 'details fields' => [ 'type' => 'string' ], |
| 17 | 'hidden fields' => [ 'type' => 'string' ], |
| 18 | 'column widths' => [ 'type' => 'string' ], |
| 19 | 'header tooltips' => [ 'type' => 'string' ] |
| 20 | ]; |
| 21 | } |
| 22 | |
| 23 | /** |
| 24 | * @param array $valuesTable Unused |
| 25 | * @param array $formattedValuesTable |
| 26 | * @param array $fieldDescriptions |
| 27 | * @param array $displayParams Unused |
| 28 | * @return string HTML |
| 29 | */ |
| 30 | public function display( $valuesTable, $formattedValuesTable, $fieldDescriptions, $displayParams ) { |
| 31 | $this->mOutput->addModules( [ 'ext.cargo.datatables' ] ); |
| 32 | |
| 33 | $tableAttrs = [ 'class' => 'cargoDynamicTable display', 'cellspacing' => '0', 'width' => '100%' ]; |
| 34 | |
| 35 | $detailsFields = []; |
| 36 | if ( array_key_exists( 'details fields', $displayParams ) && !empty( $displayParams[ 'details fields' ] ) ) { |
| 37 | $detailsFields = explode( ',', $displayParams['details fields'] ); |
| 38 | // The field names in the $fieldDescriptions lack table names, and they |
| 39 | // have spaces instead of underscores. Since we need to compare these |
| 40 | // values to those, get the $detailsFields values in the same format. |
| 41 | foreach ( $detailsFields as &$detailsField ) { |
| 42 | $locOfDot = strpos( $detailsField, '.' ); |
| 43 | if ( $locOfDot !== false ) { |
| 44 | $detailsField = substr( $detailsField, $locOfDot + 1 ); |
| 45 | } |
| 46 | $detailsField = trim( $detailsField ); |
| 47 | if ( strpos( $detailsField, '_' ) > 0 ) { |
| 48 | $detailsField = str_replace( '_', ' ', $detailsField ); |
| 49 | } |
| 50 | } |
| 51 | $tableAttrs['data-details-fields'] = "1"; |
| 52 | } |
| 53 | // Special handlng for ordering. |
| 54 | $dataTableOrderByParams = []; |
| 55 | if ( array_key_exists( 'order by', $displayParams ) ) { |
| 56 | $orderByClauses = explode( ',', $displayParams['order by'] ); |
| 57 | foreach ( $orderByClauses as $orderByClause ) { |
| 58 | $orderByClause = strtolower( trim( $orderByClause ) ); |
| 59 | $sortAscending = true; |
| 60 | if ( substr( $orderByClause, -4 ) === ' asc' ) { |
| 61 | $orderByClause = trim( substr( $orderByClause, 0, -3 ) ); |
| 62 | } elseif ( substr( $orderByClause, -5 ) === ' desc' ) { |
| 63 | $sortAscending = false; |
| 64 | $orderByClause = trim( substr( $orderByClause, 0, -4 ) ); |
| 65 | } |
| 66 | if ( $detailsFields ) { |
| 67 | $i = 1; |
| 68 | } else { |
| 69 | $i = 0; |
| 70 | } |
| 71 | foreach ( $fieldDescriptions as $fieldName => $fieldDescription ) { |
| 72 | if ( in_array( $fieldName, $detailsFields ) ) { |
| 73 | continue; |
| 74 | } |
| 75 | $fieldName = strtolower( str_replace( ' ', '_', $fieldName ) ); |
| 76 | if ( $orderByClause == $fieldName ) { |
| 77 | $dataTableOrderByParams[] = [ $i, $sortAscending ? 'asc' : 'desc' ]; |
| 78 | } |
| 79 | $i++; |
| 80 | } |
| 81 | } |
| 82 | } |
| 83 | // We have to set the text in this awkward way, |
| 84 | // instead of using the Html class, because it |
| 85 | // has to be displayed in a very specific way - |
| 86 | // single quotes outside, double quotes inside - |
| 87 | // for the jQuery part to work, and the Html |
| 88 | // class won't do it that way. |
| 89 | $tableAttrs['data-order'] = json_encode( $dataTableOrderByParams ); |
| 90 | |
| 91 | if ( array_key_exists( 'rows per page', $displayParams ) && $displayParams['rows per page'] != '' ) { |
| 92 | $tableAttrs['data-page-length'] = $displayParams['rows per page']; |
| 93 | } |
| 94 | $text = ''; |
| 95 | if ( array_key_exists( 'column widths', $displayParams ) ) { |
| 96 | if ( trim( $displayParams['column widths'] ) != '' ) { |
| 97 | $tableAttrs['data-widths'] = $displayParams['column widths']; |
| 98 | } |
| 99 | } |
| 100 | if ( array_key_exists( 'header tooltips', $displayParams ) ) { |
| 101 | if ( trim( $displayParams['header tooltips'] ) != '' ) { |
| 102 | $tableAttrs['data-tooltips'] = $displayParams['header tooltips']; |
| 103 | } |
| 104 | } |
| 105 | if ( array_key_exists( 'hidden fields', $displayParams ) ) { |
| 106 | $hiddenFields = array_map( 'trim', explode( ',', $displayParams['hidden fields'] ) ); |
| 107 | $text .= wfMessage( 'cargo-dynamictables-togglecolumns' )->escaped() . ' '; |
| 108 | $matchFound = 0; |
| 109 | foreach ( $hiddenFields as $hiddenField ) { |
| 110 | if ( $detailsFields ) { |
| 111 | $fieldNum = 1; |
| 112 | } else { |
| 113 | $fieldNum = 0; |
| 114 | } |
| 115 | foreach ( $fieldDescriptions as $fieldName => $fieldDescription ) { |
| 116 | if ( in_array( $fieldName, $detailsFields ) ) { |
| 117 | continue; |
| 118 | } |
| 119 | if ( $hiddenField == $fieldName ) { |
| 120 | if ( $matchFound++ > 0 ) { |
| 121 | $text .= ' - '; |
| 122 | } |
| 123 | $text .= Html::element( 'a', [ |
| 124 | 'class' => 'toggle-vis', |
| 125 | 'data-column' => $fieldNum, |
| 126 | ], $hiddenField ); |
| 127 | break; |
| 128 | } |
| 129 | $fieldNum++; |
| 130 | } |
| 131 | } |
| 132 | } |
| 133 | $searchableColumns = false; |
| 134 | if ( array_key_exists( 'searchable columns', $displayParams ) ) { |
| 135 | $searchableColumns = strtolower( $displayParams['searchable columns'] ) == 'yes'; |
| 136 | } |
| 137 | $tableContents = '<thead><tr>'; |
| 138 | if ( $detailsFields ) { |
| 139 | $tableContents .= Html::rawElement( 'th', [ 'class' => 'details-control' ], null ); |
| 140 | } |
| 141 | foreach ( $fieldDescriptions as $fieldName => $fieldDescription ) { |
| 142 | if ( in_array( $fieldName, $detailsFields ) ) { |
| 143 | continue; |
| 144 | } |
| 145 | if ( strpos( $fieldName, 'Blank value ' ) === false ) { |
| 146 | $tableContents .= "\t\t\t\t" . Html::element( 'th', null, $fieldName ); |
| 147 | } else { |
| 148 | $tableContents .= "\t\t\t\t" . Html::element( 'th', null, null ); |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | $tableContents .= '</tr></thead><tfoot><tr>'; |
| 153 | |
| 154 | if ( $detailsFields ) { |
| 155 | $tableContents .= Html::rawElement( 'th', [ 'class' => 'details-control' ], null ); |
| 156 | } |
| 157 | foreach ( $fieldDescriptions as $fieldName => $fieldDescription ) { |
| 158 | if ( in_array( $fieldName, $detailsFields ) ) { |
| 159 | continue; |
| 160 | } |
| 161 | if ( $searchableColumns ) { |
| 162 | $placeholder = wfMessage( 'cargo-dynamictables-searchcolumn', $fieldName )->parse(); |
| 163 | $attribs = [ 'data-placeholder' => $placeholder ]; |
| 164 | } else { |
| 165 | $attribs = null; |
| 166 | } |
| 167 | if ( strpos( $fieldName, 'Blank value ' ) === false ) { |
| 168 | $tableContents .= "\t\t\t\t" . Html::element( 'th', $attribs, $fieldName ); |
| 169 | } else { |
| 170 | $tableContents .= "\t\t\t\t" . Html::element( 'th', $attribs, null ); |
| 171 | } |
| 172 | } |
| 173 | |
| 174 | $tableContents .= '</tr></tfoot><tbody>'; |
| 175 | |
| 176 | foreach ( $formattedValuesTable as $rowNum => $row ) { |
| 177 | if ( $detailsFields ) { |
| 178 | $tableData = Html::rawElement( 'td', [ 'class' => 'details-control' ], null ); |
| 179 | } else { |
| 180 | $tableData = ''; |
| 181 | } |
| 182 | $details = ''; |
| 183 | foreach ( $fieldDescriptions as $field => $fieldDescription ) { |
| 184 | $attribs = null; |
| 185 | $value = null; |
| 186 | |
| 187 | if ( array_key_exists( $field, $row ) ) { |
| 188 | $value = $row[$field]; |
| 189 | if ( $fieldDescription->isDateOrDatetime() ) { |
| 190 | $attribs = [ 'data-order' => $valuesTable[$rowNum][$field] ]; |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | if ( in_array( $field, $detailsFields ) ) { |
| 195 | $detailsText = "\t\t\t\t" . Html::rawElement( 'td', $attribs, "<strong>$field: </strong>" ); |
| 196 | $detailsText .= "\t\t\t\t" . Html::rawElement( 'td', $attribs, $value ); |
| 197 | $details .= "\t\t\t" . Html::rawElement( 'tr', $attribs, $detailsText ); |
| 198 | } else { |
| 199 | $tableData .= "\t\t\t\t" . Html::rawElement( 'td', $attribs, $value ); |
| 200 | } |
| 201 | } |
| 202 | $detailsTable = |
| 203 | Html::rawElement( 'table', [ 'border' => '0', 'cellspacing' => '0' ], |
| 204 | Html::rawElement( 'tbody', null, $details ) ); |
| 205 | |
| 206 | $tableContents .= Html::rawElement( 'tr', [ 'data-details' => $detailsTable ], |
| 207 | $tableData ); |
| 208 | } |
| 209 | |
| 210 | $tableContents .= '</tbody>'; |
| 211 | |
| 212 | $text .= Html::rawElement( 'table', $tableAttrs, $tableContents ); |
| 213 | |
| 214 | return $text; |
| 215 | } |
| 216 | |
| 217 | } |