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| 1 | <?php |
| 2 | /** |
| 3 | * This file is part of PHPWord - A pure PHP library for reading and writing |
| 4 | * word processing documents. |
| 5 | * |
| 6 | * PHPWord is free software distributed under the terms of the GNU Lesser |
| 7 | * General Public License version 3 as published by the Free Software Foundation. |
| 8 | * |
| 9 | * For the full copyright and license information, please read the LICENSE |
| 10 | * file that was distributed with this source code. For the full list of |
| 11 | * contributors, visit https://github.com/PHPOffice/PHPWord/contributors. |
| 12 | * |
| 13 | * @see https://github.com/PHPOffice/PHPWord |
| 14 | * |
| 15 | * @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3 |
| 16 | */ |
| 17 | |
| 18 | namespace PhpOffice\PhpWord\Writer\RTF\Part; |
| 19 | |
| 20 | use PhpOffice\PhpWord\Settings; |
| 21 | use PhpOffice\PhpWord\Shared\Converter; |
| 22 | use PhpOffice\PhpWord\Style; |
| 23 | use PhpOffice\PhpWord\Style\Font; |
| 24 | use PhpOffice\PhpWord\Style\Table; |
| 25 | |
| 26 | /** |
| 27 | * RTF header part writer. |
| 28 | * |
| 29 | * - Character set |
| 30 | * - Font table |
| 31 | * - File table (not supported yet) |
| 32 | * - Color table |
| 33 | * - Style sheet (not supported yet) |
| 34 | * - List table (not supported yet) |
| 35 | * |
| 36 | * @since 0.11.0 |
| 37 | * @see http://www.biblioscape.com/rtf15_spec.htm#Heading6 |
| 38 | */ |
| 39 | class Header extends AbstractPart |
| 40 | { |
| 41 | /** |
| 42 | * Font table. |
| 43 | * |
| 44 | * @var array |
| 45 | */ |
| 46 | private $fontTable = []; |
| 47 | |
| 48 | /** |
| 49 | * Color table. |
| 50 | * |
| 51 | * @var array |
| 52 | */ |
| 53 | private $colorTable = []; |
| 54 | |
| 55 | /** |
| 56 | * Get font table. |
| 57 | * |
| 58 | * @return array |
| 59 | */ |
| 60 | public function getFontTable() |
| 61 | { |
| 62 | return $this->fontTable; |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * Get color table. |
| 67 | * |
| 68 | * @return array |
| 69 | */ |
| 70 | public function getColorTable() |
| 71 | { |
| 72 | return $this->colorTable; |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Write part. |
| 77 | * |
| 78 | * @return string |
| 79 | */ |
| 80 | public function write() |
| 81 | { |
| 82 | $this->registerFont(); |
| 83 | |
| 84 | $content = ''; |
| 85 | |
| 86 | $content .= $this->writeCharset(); |
| 87 | $content .= $this->writeDefaults(); |
| 88 | $content .= $this->writeFontTable(); |
| 89 | $content .= $this->writeColorTable(); |
| 90 | $content .= $this->writeGenerator(); |
| 91 | $content .= PHP_EOL; |
| 92 | |
| 93 | return $content; |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * Write character set. |
| 98 | * |
| 99 | * @return string |
| 100 | */ |
| 101 | private function writeCharset() |
| 102 | { |
| 103 | $content = ''; |
| 104 | |
| 105 | $content .= '\ansi'; |
| 106 | $content .= '\ansicpg1252'; |
| 107 | $content .= PHP_EOL; |
| 108 | |
| 109 | return $content; |
| 110 | } |
| 111 | |
| 112 | /** |
| 113 | * Write header defaults. |
| 114 | * |
| 115 | * @return string |
| 116 | */ |
| 117 | private function writeDefaults() |
| 118 | { |
| 119 | $content = ''; |
| 120 | |
| 121 | $content .= '\deff0'; |
| 122 | $content .= PHP_EOL; |
| 123 | |
| 124 | return $content; |
| 125 | } |
| 126 | |
| 127 | /** |
| 128 | * Write font table. |
| 129 | * |
| 130 | * @return string |
| 131 | */ |
| 132 | private function writeFontTable() |
| 133 | { |
| 134 | $content = ''; |
| 135 | |
| 136 | $content .= '{'; |
| 137 | $content .= '\fonttbl'; |
| 138 | foreach ($this->fontTable as $index => $font) { |
| 139 | $content .= "{\\f{$index}\\fnil\\fcharset0 {$font};}"; |
| 140 | } |
| 141 | $content .= '}'; |
| 142 | $content .= PHP_EOL; |
| 143 | |
| 144 | return $content; |
| 145 | } |
| 146 | |
| 147 | /** |
| 148 | * Write color table. |
| 149 | * |
| 150 | * @return string |
| 151 | */ |
| 152 | private function writeColorTable() |
| 153 | { |
| 154 | $content = ''; |
| 155 | |
| 156 | $content .= '{'; |
| 157 | $content .= '\colortbl;'; |
| 158 | foreach ($this->colorTable as $color) { |
| 159 | [$red, $green, $blue] = Converter::htmlToRgb($color); |
| 160 | $content .= "\\red{$red}\\green{$green}\\blue{$blue};"; |
| 161 | } |
| 162 | $content .= '}'; |
| 163 | $content .= PHP_EOL; |
| 164 | |
| 165 | return $content; |
| 166 | } |
| 167 | |
| 168 | /** |
| 169 | * Write. |
| 170 | * |
| 171 | * @return string |
| 172 | */ |
| 173 | private function writeGenerator() |
| 174 | { |
| 175 | $content = ''; |
| 176 | |
| 177 | $content .= '{\*\generator PHPWord;}'; // Set the generator |
| 178 | $content .= PHP_EOL; |
| 179 | |
| 180 | return $content; |
| 181 | } |
| 182 | |
| 183 | /** |
| 184 | * Register all fonts and colors in both named and inline styles to appropriate header table. |
| 185 | */ |
| 186 | private function registerFont(): void |
| 187 | { |
| 188 | $phpWord = $this->getParentWriter()->getPhpWord(); |
| 189 | $this->fontTable[] = Settings::getDefaultFontName(); |
| 190 | |
| 191 | // Search named styles |
| 192 | $styles = Style::getStyles(); |
| 193 | foreach ($styles as $style) { |
| 194 | $this->registerFontItems($style); |
| 195 | } |
| 196 | |
| 197 | // Search inline styles |
| 198 | $sections = $phpWord->getSections(); |
| 199 | foreach ($sections as $section) { |
| 200 | $elements = $section->getElements(); |
| 201 | $this->registerBorderColor($section->getStyle()); |
| 202 | foreach ($elements as $element) { |
| 203 | if (method_exists($element, 'getFontStyle')) { |
| 204 | $style = $element->getFontStyle(); |
| 205 | $this->registerFontItems($style); |
| 206 | } |
| 207 | } |
| 208 | } |
| 209 | } |
| 210 | |
| 211 | /** |
| 212 | * Register border colors. |
| 213 | * |
| 214 | * @param \PhpOffice\PhpWord\Style\Border $style |
| 215 | */ |
| 216 | private function registerBorderColor($style): void |
| 217 | { |
| 218 | $colors = $style->getBorderColor(); |
| 219 | foreach ($colors as $color) { |
| 220 | if ($color !== null) { |
| 221 | $this->registerTableItem($this->colorTable, $color); |
| 222 | } |
| 223 | } |
| 224 | } |
| 225 | |
| 226 | /** |
| 227 | * Register fonts and colors. |
| 228 | * |
| 229 | * @param \PhpOffice\PhpWord\Style\AbstractStyle $style |
| 230 | */ |
| 231 | private function registerFontItems($style): void |
| 232 | { |
| 233 | $defaultFont = Settings::getDefaultFontName(); |
| 234 | $defaultColor = Settings::DEFAULT_FONT_COLOR; |
| 235 | |
| 236 | if ($style instanceof Font) { |
| 237 | $this->registerTableItem($this->fontTable, $style->getName(), $defaultFont); |
| 238 | $this->registerTableItem($this->colorTable, $style->getColor(), $defaultColor); |
| 239 | $this->registerTableItem($this->colorTable, $style->getFgColor(), $defaultColor); |
| 240 | |
| 241 | return; |
| 242 | } |
| 243 | if ($style instanceof Table) { |
| 244 | $this->registerTableItem($this->colorTable, $style->getBorderTopColor(), $defaultColor); |
| 245 | $this->registerTableItem($this->colorTable, $style->getBorderRightColor(), $defaultColor); |
| 246 | $this->registerTableItem($this->colorTable, $style->getBorderLeftColor(), $defaultColor); |
| 247 | $this->registerTableItem($this->colorTable, $style->getBorderBottomColor(), $defaultColor); |
| 248 | } |
| 249 | } |
| 250 | |
| 251 | /** |
| 252 | * Register individual font and color. |
| 253 | * |
| 254 | * @param array &$table |
| 255 | * @param string $value |
| 256 | * @param string $default |
| 257 | */ |
| 258 | private function registerTableItem(&$table, $value, $default = null): void |
| 259 | { |
| 260 | if (in_array($value, $table) === false && $value !== null && $value != $default) { |
| 261 | $table[] = $value; |
| 262 | } |
| 263 | } |
| 264 | } |