summaryrefslogtreecommitdiffstats
path: root/admin/survey/excel/PHPExcel/Writer/Excel2007/StringTable.php
blob: a4c4e5260b9ca3ab258251be81921a4ace86c10b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
<?php
/**
 * PHPExcel
 *
 * Copyright (c) 2006 - 2012 PHPExcel
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * @category   PHPExcel
 * @package    PHPExcel_Writer_Excel2007
 * @copyright  Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
 * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
 * @version    1.7.8, 2012-10-12
 */


/**
 * PHPExcel_Writer_Excel2007_StringTable
 *
 * @category   PHPExcel
 * @package    PHPExcel_Writer_Excel2007
 * @copyright  Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
 */
class PHPExcel_Writer_Excel2007_StringTable extends PHPExcel_Writer_Excel2007_WriterPart
{
	/**
	 * Create worksheet stringtable
	 *
	 * @param 	PHPExcel_Worksheet 	$pSheet				Worksheet
	 * @param 	string[] 				$pExistingTable 	Existing table to eventually merge with
	 * @return 	string[] 				String table for worksheet
	 * @throws 	Exception
	 */
	public function createStringTable($pSheet = null, $pExistingTable = null)
	{
		if ($pSheet !== NULL) {
			// Create string lookup table
			$aStringTable = array();
			$cellCollection = null;
			$aFlippedStringTable = null;	// For faster lookup

			// Is an existing table given?
			if (($pExistingTable !== NULL) && is_array($pExistingTable)) {
				$aStringTable = $pExistingTable;
			}

			// Fill index array
			$aFlippedStringTable = $this->flipStringTable($aStringTable);

			// Loop through cells
			foreach ($pSheet->getCellCollection() as $cellID) {
				$cell = $pSheet->getCell($cellID);
				$cellValue = $cell->getValue();
				if (!is_object($cellValue) &&
					($cellValue !== NULL) &&
					$cellValue !== '' &&
					!isset($aFlippedStringTable[$cellValue]) &&
					($cell->getDataType() == PHPExcel_Cell_DataType::TYPE_STRING || $cell->getDataType() == PHPExcel_Cell_DataType::TYPE_STRING2 || $cell->getDataType() == PHPExcel_Cell_DataType::TYPE_NULL)) {
						$aStringTable[] = $cellValue;
						$aFlippedStringTable[$cellValue] = true;
				} elseif ($cellValue instanceof PHPExcel_RichText &&
						  ($cellValue !== NULL) &&
						  !isset($aFlippedStringTable[$cellValue->getHashCode()])) {
								$aStringTable[] = $cellValue;
								$aFlippedStringTable[$cellValue->getHashCode()] = true;
	        	}
	        }

	        // Return
	        return $aStringTable;
		} else {
			throw new Exception("Invalid PHPExcel_Worksheet object passed.");
		}
	}

	/**
	 * Write string table to XML format
	 *
	 * @param 	string[] 	$pStringTable
	 * @return 	string 		XML Output
	 * @throws 	Exception
	 */
	public function writeStringTable($pStringTable = null)
	{
		if ($pStringTable !== NULL) {
			// Create XML writer
			$objWriter = null;
			if ($this->getParentWriter()->getUseDiskCaching()) {
				$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_DISK, $this->getParentWriter()->getDiskCachingDirectory());
			} else {
				$objWriter = new PHPExcel_Shared_XMLWriter(PHPExcel_Shared_XMLWriter::STORAGE_MEMORY);
			}

			// XML header
			$objWriter->startDocument('1.0','UTF-8','yes');

			// String table
			$objWriter->startElement('sst');
			$objWriter->writeAttribute('xmlns', 'http://schemas.openxmlformats.org/spreadsheetml/2006/main');
			$objWriter->writeAttribute('uniqueCount', count($pStringTable));

				// Loop through string table
				foreach ($pStringTable as $textElement) {
					$objWriter->startElement('si');

						if (! $textElement instanceof PHPExcel_RichText) {
							$textToWrite = PHPExcel_Shared_String::ControlCharacterPHP2OOXML( $textElement );
							$objWriter->startElement('t');
							if ($textToWrite !== trim($textToWrite)) {
								$objWriter->writeAttribute('xml:space', 'preserve');
							}
							$objWriter->writeRawData($textToWrite);
							$objWriter->endElement();
						} else if ($textElement instanceof PHPExcel_RichText) {
							$this->writeRichText($objWriter, $textElement);
						}

                    $objWriter->endElement();
				}

			$objWriter->endElement();

			// Return
			return $objWriter->getData();
		} else {
			throw new Exception("Invalid string table array passed.");
		}
	}

	/**
	 * Write Rich Text
	 *
	 * @param 	PHPExcel_Shared_XMLWriter	$objWriter 		XML Writer
	 * @param 	PHPExcel_RichText			$pRichText		Rich text
	 * @param 	string						$prefix			Optional Namespace prefix
	 * @throws 	Exception
	 */
	public function writeRichText(PHPExcel_Shared_XMLWriter $objWriter = null, PHPExcel_RichText $pRichText = null, $prefix=NULL)
	{
		if ($prefix !== NULL)
			$prefix .= ':';
		// Loop through rich text elements
		$elements = $pRichText->getRichTextElements();
		foreach ($elements as $element) {
			// r
			$objWriter->startElement($prefix.'r');

				// rPr
				if ($element instanceof PHPExcel_RichText_Run) {
					// rPr
					$objWriter->startElement($prefix.'rPr');

						// rFont
						$objWriter->startElement($prefix.'rFont');
						$objWriter->writeAttribute('val', $element->getFont()->getName());
						$objWriter->endElement();

						// Bold
						$objWriter->startElement($prefix.'b');
						$objWriter->writeAttribute('val', ($element->getFont()->getBold() ? 'true' : 'false'));
						$objWriter->endElement();

						// Italic
						$objWriter->startElement($prefix.'i');
						$objWriter->writeAttribute('val', ($element->getFont()->getItalic() ? 'true' : 'false'));
						$objWriter->endElement();

						// Superscript / subscript
						if ($element->getFont()->getSuperScript() || $element->getFont()->getSubScript()) {
							$objWriter->startElement($prefix.'vertAlign');
							if ($element->getFont()->getSuperScript()) {
								$objWriter->writeAttribute('val', 'superscript');
							} else if ($element->getFont()->getSubScript()) {
								$objWriter->writeAttribute('val', 'subscript');
							}
							$objWriter->endElement();
						}

						// Strikethrough
						$objWriter->startElement($prefix.'strike');
						$objWriter->writeAttribute('val', ($element->getFont()->getStrikethrough() ? 'true' : 'false'));
						$objWriter->endElement();

						// Color
						$objWriter->startElement($prefix.'color');
						$objWriter->writeAttribute('rgb', $element->getFont()->getColor()->getARGB());
						$objWriter->endElement();

						// Size
						$objWriter->startElement($prefix.'sz');
						$objWriter->writeAttribute('val', $element->getFont()->getSize());
						$objWriter->endElement();

						// Underline
						$objWriter->startElement($prefix.'u');
						$objWriter->writeAttribute('val', $element->getFont()->getUnderline());
						$objWriter->endElement();

					$objWriter->endElement();
				}

				// t
				$objWriter->startElement($prefix.'t');
				$objWriter->writeAttribute('xml:space', 'preserve');
				$objWriter->writeRawData(PHPExcel_Shared_String::ControlCharacterPHP2OOXML( $element->getText() ));
				$objWriter->endElement();

			$objWriter->endElement();
		}
	}

	/**
	 * Write Rich Text
	 *
	 * @param 	PHPExcel_Shared_XMLWriter	$objWriter 		XML Writer
	 * @param 	string|PHPExcel_RichText	$pRichText		text string or Rich text
	 * @param 	string						$prefix			Optional Namespace prefix
	 * @throws 	Exception
	 */
	public function writeRichTextForCharts(PHPExcel_Shared_XMLWriter $objWriter = null, $pRichText = null, $prefix=NULL)
	{
		if (!$pRichText instanceof PHPExcel_RichText) {
			$textRun = $pRichText;
			$pRichText = new PHPExcel_RichText();
			$pRichText->createTextRun($textRun);
		}

		if ($prefix !== NULL)
			$prefix .= ':';
		// Loop through rich text elements
		$elements = $pRichText->getRichTextElements();
		foreach ($elements as $element) {
			// r
			$objWriter->startElement($prefix.'r');

				// rPr
				$objWriter->startElement($prefix.'rPr');

					// Bold
					$objWriter->writeAttribute('b', ($element->getFont()->getBold() ? 1 : 0));
					// Italic
					$objWriter->writeAttribute('i', ($element->getFont()->getItalic() ? 1 : 0));
					// Underline
					$underlineType = $element->getFont()->getUnderline();
					switch($underlineType) {
						case 'single' :
							$underlineType = 'sng';
							break;
						case 'double' :
							$underlineType = 'dbl';
							break;
					}
					$objWriter->writeAttribute('u', $underlineType);
					// Strikethrough
					$objWriter->writeAttribute('strike', ($element->getFont()->getStrikethrough() ? 'sngStrike' : 'noStrike'));

					// rFont
					$objWriter->startElement($prefix.'latin');
						$objWriter->writeAttribute('typeface', $element->getFont()->getName());
					$objWriter->endElement();

					// Superscript / subscript
//					if ($element->getFont()->getSuperScript() || $element->getFont()->getSubScript()) {
//						$objWriter->startElement($prefix.'vertAlign');
//						if ($element->getFont()->getSuperScript()) {
//							$objWriter->writeAttribute('val', 'superscript');
//						} else if ($element->getFont()->getSubScript()) {
//							$objWriter->writeAttribute('val', 'subscript');
//						}
//						$objWriter->endElement();
//					}
//
				$objWriter->endElement();

				// t
				$objWriter->startElement($prefix.'t');
//					$objWriter->writeAttribute('xml:space', 'preserve');	//	Excel2010 accepts, Excel2007 complains
					$objWriter->writeRawData(PHPExcel_Shared_String::ControlCharacterPHP2OOXML( $element->getText() ));
				$objWriter->endElement();

			$objWriter->endElement();
		}
	}

	/**
	 * Flip string table (for index searching)
	 *
	 * @param 	array	$stringTable	Stringtable
	 * @return 	array
	 */
	public function flipStringTable($stringTable = array()) {
		// Return value
		$returnValue = array();

		// Loop through stringtable and add flipped items to $returnValue
		foreach ($stringTable as $key => $value) {
			if (! $value instanceof PHPExcel_RichText) {
				$returnValue[$value] = $key;
			} else if ($value instanceof PHPExcel_RichText) {
				$returnValue[$value->getHashCode()] = $key;
			}
		}

		// Return
		return $returnValue;
	}
}