| @@ -1,379 +1,379 @@ | ||
| 1 | -<?php | |
| 2 | -// | |
| 3 | -// FPDI - Version 1.2 | |
| 4 | -// | |
| 5 | -// Copyright 2004-2007 Setasign - Jan Slabon | |
| 6 | -// | |
| 7 | -// Licensed under the Apache License, Version 2.0 (the "License"); | |
| 8 | -// you may not use this file except in compliance with the License. | |
| 9 | -// You may obtain a copy of the License at | |
| 10 | -// | |
| 11 | -// http://www.apache.org/licenses/LICENSE-2.0 | |
| 12 | -// | |
| 13 | -// Unless required by applicable law or agreed to in writing, software | |
| 14 | -// distributed under the License is distributed on an "AS IS" BASIS, | |
| 15 | -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 16 | -// See the License for the specific language governing permissions and | |
| 17 | -// limitations under the License. | |
| 18 | -// | |
| 19 | - | |
| 20 | -require_once(USCES_PLUGIN_DIR.'/classes/fpdf/pdf_parser.php'); | |
| 21 | - | |
| 22 | -class fpdi_pdf_parser extends pdf_parser { | |
| 23 | - | |
| 24 | - /** | |
| 25 | - * Pages | |
| 26 | - * Index beginns at 0 | |
| 27 | - * | |
| 28 | - * @var array | |
| 29 | - */ | |
| 30 | - var $pages; | |
| 31 | - | |
| 32 | - /** | |
| 33 | - * Page count | |
| 34 | - * @var integer | |
| 35 | - */ | |
| 36 | - var $page_count; | |
| 37 | - | |
| 38 | - /** | |
| 39 | - * actual page number | |
| 40 | - * @var integer | |
| 41 | - */ | |
| 42 | - var $pageno; | |
| 43 | - | |
| 44 | - /** | |
| 45 | - * PDF Version of imported Document | |
| 46 | - * @var string | |
| 47 | - */ | |
| 48 | - var $pdfVersion; | |
| 49 | - | |
| 50 | - /** | |
| 51 | - * FPDI Reference | |
| 52 | - * @var object | |
| 53 | - */ | |
| 54 | - var $fpdi; | |
| 55 | - | |
| 56 | - /** | |
| 57 | - * Available BoxTypes | |
| 58 | - * | |
| 59 | - * @var array | |
| 60 | - */ | |
| 61 | - var $availableBoxes = array("/MediaBox","/CropBox","/BleedBox","/TrimBox","/ArtBox"); | |
| 62 | - | |
| 63 | - /** | |
| 64 | - * Constructor | |
| 65 | - * | |
| 66 | - * @param string $filename Source-Filename | |
| 67 | - * @param object $fpdi Object of type fpdi | |
| 68 | - */ | |
| 69 | - function fpdi_pdf_parser($filename,&$fpdi) { | |
| 70 | - $this->fpdi =& $fpdi; | |
| 71 | - $this->filename = $filename; | |
| 72 | - | |
| 73 | - parent::pdf_parser($filename); | |
| 74 | - | |
| 75 | - // resolve Pages-Dictonary | |
| 76 | - $pages = $this->pdf_resolve_object($this->c, $this->root[1][1]['/Pages']); | |
| 77 | - | |
| 78 | - // Read pages | |
| 79 | - $this->read_pages($this->c, $pages, $this->pages); | |
| 80 | - | |
| 81 | - // count pages; | |
| 82 | - $this->page_count = count($this->pages); | |
| 83 | - } | |
| 84 | - | |
| 85 | - /** | |
| 86 | - * Overwrite parent::error() | |
| 87 | - * | |
| 88 | - * @param string $msg Error-Message | |
| 89 | - */ | |
| 90 | - function error($msg) { | |
| 91 | - $this->fpdi->error($msg); | |
| 92 | - } | |
| 93 | - | |
| 94 | - /** | |
| 95 | - * Get pagecount from sourcefile | |
| 96 | - * | |
| 97 | - * @return int | |
| 98 | - */ | |
| 99 | - function getPageCount() { | |
| 100 | - return $this->page_count; | |
| 101 | - } | |
| 102 | - | |
| 103 | - | |
| 104 | - /** | |
| 105 | - * Set pageno | |
| 106 | - * | |
| 107 | - * @param int $pageno Pagenumber to use | |
| 108 | - */ | |
| 109 | - function setPageno($pageno) { | |
| 110 | - $pageno = ((int) $pageno) - 1; | |
| 111 | - | |
| 112 | - if ($pageno < 0 || $pageno >= $this->getPageCount()) { | |
| 113 | - $this->fpdi->error("Pagenumber is wrong!"); | |
| 114 | - } | |
| 115 | - | |
| 116 | - $this->pageno = $pageno; | |
| 117 | - } | |
| 118 | - | |
| 119 | - /** | |
| 120 | - * Get page-resources from current page | |
| 121 | - * | |
| 122 | - * @return array | |
| 123 | - */ | |
| 124 | - function getPageResources() { | |
| 125 | - return $this->_getPageResources($this->pages[$this->pageno]); | |
| 126 | - } | |
| 127 | - | |
| 128 | - /** | |
| 129 | - * Get page-resources from /Page | |
| 130 | - * | |
| 131 | - * @param array $obj Array of pdf-data | |
| 132 | - */ | |
| 133 | - function _getPageResources ($obj) { // $obj = /Page | |
| 134 | - $obj = $this->pdf_resolve_object($this->c, $obj); | |
| 135 | - | |
| 136 | - // If the current object has a resources | |
| 137 | - // dictionary associated with it, we use | |
| 138 | - // it. Otherwise, we move back to its | |
| 139 | - // parent object. | |
| 140 | - if (isset ($obj[1][1]['/Resources'])) { | |
| 141 | - $res = $this->pdf_resolve_object($this->c, $obj[1][1]['/Resources']); | |
| 142 | - if ($res[0] == PDF_TYPE_OBJECT) | |
| 143 | - return $res[1]; | |
| 144 | - return $res; | |
| 145 | - } else { | |
| 146 | - if (!isset ($obj[1][1]['/Parent'])) { | |
| 147 | - return false; | |
| 148 | - } else { | |
| 149 | - $res = $this->_getPageResources($obj[1][1]['/Parent']); | |
| 150 | - if ($res[0] == PDF_TYPE_OBJECT) | |
| 151 | - return $res[1]; | |
| 152 | - return $res; | |
| 153 | - } | |
| 154 | - } | |
| 155 | - } | |
| 156 | - | |
| 157 | - | |
| 158 | - /** | |
| 159 | - * Get content of current page | |
| 160 | - * | |
| 161 | - * If more /Contents is an array, the streams are concated | |
| 162 | - * | |
| 163 | - * @return string | |
| 164 | - */ | |
| 165 | - function getContent() { | |
| 166 | - $buffer = ""; | |
| 167 | - | |
| 168 | - if (isset($this->pages[$this->pageno][1][1]['/Contents'])) { | |
| 169 | - $contents = $this->_getPageContent($this->pages[$this->pageno][1][1]['/Contents']); | |
| 170 | - foreach($contents AS $tmp_content) { | |
| 171 | - $buffer .= $this->_rebuildContentStream($tmp_content).' '; | |
| 172 | - } | |
| 173 | - } | |
| 174 | - | |
| 175 | - return $buffer; | |
| 176 | - } | |
| 177 | - | |
| 178 | - | |
| 179 | - /** | |
| 180 | - * Resolve all content-objects | |
| 181 | - * | |
| 182 | - * @param array $content_ref | |
| 183 | - * @return array | |
| 184 | - */ | |
| 185 | - function _getPageContent($content_ref) { | |
| 186 | - $contents = array(); | |
| 187 | - | |
| 188 | - if ($content_ref[0] == PDF_TYPE_OBJREF) { | |
| 189 | - $content = $this->pdf_resolve_object($this->c, $content_ref); | |
| 190 | - if ($content[1][0] == PDF_TYPE_ARRAY) { | |
| 191 | - $contents = $this->_getPageContent($content[1]); | |
| 192 | - } else { | |
| 193 | - $contents[] = $content; | |
| 194 | - } | |
| 195 | - } else if ($content_ref[0] == PDF_TYPE_ARRAY) { | |
| 196 | - foreach ($content_ref[1] AS $tmp_content_ref) { | |
| 197 | - $contents = array_merge($contents,$this->_getPageContent($tmp_content_ref)); | |
| 198 | - } | |
| 199 | - } | |
| 200 | - | |
| 201 | - return $contents; | |
| 202 | - } | |
| 203 | - | |
| 204 | - | |
| 205 | - /** | |
| 206 | - * Rebuild content-streams | |
| 207 | - * | |
| 208 | - * @param array $obj | |
| 209 | - * @return string | |
| 210 | - */ | |
| 211 | - function _rebuildContentStream($obj) { | |
| 212 | - $filters = array(); | |
| 213 | - | |
| 214 | - if (isset($obj[1][1]['/Filter'])) { | |
| 215 | - $_filter = $obj[1][1]['/Filter']; | |
| 216 | - | |
| 217 | - if ($_filter[0] == PDF_TYPE_TOKEN) { | |
| 218 | - $filters[] = $_filter; | |
| 219 | - } else if ($_filter[0] == PDF_TYPE_ARRAY) { | |
| 220 | - $filters = $_filter[1]; | |
| 221 | - } | |
| 222 | - } | |
| 223 | - | |
| 224 | - $stream = $obj[2][1]; | |
| 225 | - | |
| 226 | - foreach ($filters AS $_filter) { | |
| 227 | - switch ($_filter[1]) { | |
| 228 | - case "/FlateDecode": | |
| 229 | - if (function_exists('gzuncompress')) { | |
| 230 | - $stream = (strlen($stream) > 0) ? @gzuncompress($stream) : ''; | |
| 231 | - } else { | |
| 232 | - $this->fpdi->error(sprintf("To handle %s filter, please compile php with zlib support.",$_filter[1])); | |
| 233 | - } | |
| 234 | - if ($stream === false) { | |
| 235 | - $this->fpdi->error("Error while decompressing stream."); | |
| 236 | - } | |
| 237 | - break; | |
| 238 | - case null: | |
| 239 | - $stream = $stream; | |
| 240 | - break; | |
| 241 | - default: | |
| 242 | - if (preg_match("/^\/[a-z85]*$/i", $_filter[1], $filterName) && @include_once('decoders'.$_filter[1].'.php')) { | |
| 243 | - $filterName = substr($_filter[1],1); | |
| 244 | - if (class_exists($filterName)) { | |
| 245 | - $decoder =& new $filterName($this->fpdi); | |
| 246 | - $stream = $decoder->decode(trim($stream)); | |
| 247 | - } else { | |
| 248 | - $this->fpdi->error(sprintf("Unsupported Filter: %s",$_filter[1])); | |
| 249 | - } | |
| 250 | - } else { | |
| 251 | - $this->fpdi->error(sprintf("Unsupported Filter: %s",$_filter[1])); | |
| 252 | - } | |
| 253 | - } | |
| 254 | - } | |
| 255 | - | |
| 256 | - return $stream; | |
| 257 | - } | |
| 258 | - | |
| 259 | - | |
| 260 | - /** | |
| 261 | - * Get a Box from a page | |
| 262 | - * Arrayformat is same as used by fpdf_tpl | |
| 263 | - * | |
| 264 | - * @param array $page a /Page | |
| 265 | - * @param string $box_index Type of Box @see $availableBoxes | |
| 266 | - * @return array | |
| 267 | - */ | |
| 268 | - function getPageBox($page, $box_index) { | |
| 269 | - $page = $this->pdf_resolve_object($this->c,$page); | |
| 270 | - $box = null; | |
| 271 | - if (isset($page[1][1][$box_index])) | |
| 272 | - $box =& $page[1][1][$box_index]; | |
| 273 | - | |
| 274 | - if (!is_null($box) && $box[0] == PDF_TYPE_OBJREF) { | |
| 275 | - $tmp_box = $this->pdf_resolve_object($this->c,$box); | |
| 276 | - $box = $tmp_box[1]; | |
| 277 | - } | |
| 278 | - | |
| 279 | - if (!is_null($box) && $box[0] == PDF_TYPE_ARRAY) { | |
| 280 | - $b =& $box[1]; | |
| 281 | - return array("x" => $b[0][1]/$this->fpdi->k, | |
| 282 | - "y" => $b[1][1]/$this->fpdi->k, | |
| 283 | - "w" => abs($b[0][1]-$b[2][1])/$this->fpdi->k, | |
| 284 | - "h" => abs($b[1][1]-$b[3][1])/$this->fpdi->k); | |
| 285 | - } else if (!isset ($page[1][1]['/Parent'])) { | |
| 286 | - return false; | |
| 287 | - } else { | |
| 288 | - return $this->getPageBox($this->pdf_resolve_object($this->c, $page[1][1]['/Parent']), $box_index); | |
| 289 | - } | |
| 290 | - } | |
| 291 | - | |
| 292 | - function getPageBoxes($pageno) { | |
| 293 | - return $this->_getPageBoxes($this->pages[$pageno-1]); | |
| 294 | - } | |
| 295 | - | |
| 296 | - /** | |
| 297 | - * Get all Boxes from /Page | |
| 298 | - * | |
| 299 | - * @param array a /Page | |
| 300 | - * @return array | |
| 301 | - */ | |
| 302 | - function _getPageBoxes($page) { | |
| 303 | - $boxes = array(); | |
| 304 | - | |
| 305 | - foreach($this->availableBoxes AS $box) { | |
| 306 | - if ($_box = $this->getPageBox($page,$box)) { | |
| 307 | - $boxes[$box] = $_box; | |
| 308 | - } | |
| 309 | - } | |
| 310 | - | |
| 311 | - return $boxes; | |
| 312 | - } | |
| 313 | - | |
| 314 | - function getPageRotation($pageno) { | |
| 315 | - return $this->_getPageRotation($this->pages[$pageno-1]); | |
| 316 | - } | |
| 317 | - | |
| 318 | - function _getPageRotation ($obj) { // $obj = /Page | |
| 319 | - $obj = $this->pdf_resolve_object($this->c, $obj); | |
| 320 | - if (isset ($obj[1][1]['/Rotate'])) { | |
| 321 | - $res = $this->pdf_resolve_object($this->c, $obj[1][1]['/Rotate']); | |
| 322 | - if ($res[0] == PDF_TYPE_OBJECT) | |
| 323 | - return $res[1]; | |
| 324 | - return $res; | |
| 325 | - } else { | |
| 326 | - if (!isset ($obj[1][1]['/Parent'])) { | |
| 327 | - return false; | |
| 328 | - } else { | |
| 329 | - $res = $this->_getPageRotation($obj[1][1]['/Parent']); | |
| 330 | - if ($res[0] == PDF_TYPE_OBJECT) | |
| 331 | - return $res[1]; | |
| 332 | - return $res; | |
| 333 | - } | |
| 334 | - } | |
| 335 | - } | |
| 336 | - | |
| 337 | - /** | |
| 338 | - * Read all /Page(es) | |
| 339 | - * | |
| 340 | - * @param object pdf_context | |
| 341 | - * @param array /Pages | |
| 342 | - * @param array the result-array | |
| 343 | - */ | |
| 344 | - function read_pages (&$c, &$pages, &$result) { | |
| 345 | - // Get the kids dictionary | |
| 346 | - $kids = $this->pdf_resolve_object ($c, $pages[1][1]['/Kids']); | |
| 347 | - | |
| 348 | - if (!is_array($kids)) | |
| 349 | - $this->fpdi->Error("Cannot find /Kids in current /Page-Dictionary"); | |
| 350 | - foreach ($kids[1] as $v) { | |
| 351 | - $pg = $this->pdf_resolve_object ($c, $v); | |
| 352 | - if ($pg[1][1]['/Type'][1] === '/Pages') { | |
| 353 | - // If one of the kids is an embedded | |
| 354 | - // /Pages array, resolve it as well. | |
| 355 | - $this->read_pages ($c, $pg, $result); | |
| 356 | - } else { | |
| 357 | - $result[] = $pg; | |
| 358 | - } | |
| 359 | - } | |
| 360 | - } | |
| 361 | - | |
| 362 | - | |
| 363 | - | |
| 364 | - /** | |
| 365 | - * Get PDF-Version | |
| 366 | - * | |
| 367 | - * And reset the PDF Version used in FPDI if needed | |
| 368 | - */ | |
| 369 | - function getPDFVersion() { | |
| 370 | - parent::getPDFVersion(); | |
| 371 | - | |
| 372 | - if (isset($this->fpdi->importVersion) && $this->pdfVersion > $this->fpdi->importVersion) { | |
| 373 | - $this->fpdi->importVersion = $this->pdfVersion; | |
| 374 | - } | |
| 375 | - } | |
| 376 | - | |
| 377 | -} | |
| 378 | - | |
| 1 | +<?php | |
| 2 | +// | |
| 3 | +// FPDI - Version 1.2 | |
| 4 | +// | |
| 5 | +// Copyright 2004-2007 Setasign - Jan Slabon | |
| 6 | +// | |
| 7 | +// Licensed under the Apache License, Version 2.0 (the "License"); | |
| 8 | +// you may not use this file except in compliance with the License. | |
| 9 | +// You may obtain a copy of the License at | |
| 10 | +// | |
| 11 | +// http://www.apache.org/licenses/LICENSE-2.0 | |
| 12 | +// | |
| 13 | +// Unless required by applicable law or agreed to in writing, software | |
| 14 | +// distributed under the License is distributed on an "AS IS" BASIS, | |
| 15 | +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 16 | +// See the License for the specific language governing permissions and | |
| 17 | +// limitations under the License. | |
| 18 | +// | |
| 19 | + | |
| 20 | +require_once(USCES_PLUGIN_DIR.'/classes/fpdf/pdf_parser.php'); | |
| 21 | + | |
| 22 | +class fpdi_pdf_parser extends pdf_parser { | |
| 23 | + | |
| 24 | + /** | |
| 25 | + * Pages | |
| 26 | + * Index beginns at 0 | |
| 27 | + * | |
| 28 | + * @var array | |
| 29 | + */ | |
| 30 | + var $pages; | |
| 31 | + | |
| 32 | + /** | |
| 33 | + * Page count | |
| 34 | + * @var integer | |
| 35 | + */ | |
| 36 | + var $page_count; | |
| 37 | + | |
| 38 | + /** | |
| 39 | + * actual page number | |
| 40 | + * @var integer | |
| 41 | + */ | |
| 42 | + var $pageno; | |
| 43 | + | |
| 44 | + /** | |
| 45 | + * PDF Version of imported Document | |
| 46 | + * @var string | |
| 47 | + */ | |
| 48 | + var $pdfVersion; | |
| 49 | + | |
| 50 | + /** | |
| 51 | + * FPDI Reference | |
| 52 | + * @var object | |
| 53 | + */ | |
| 54 | + var $fpdi; | |
| 55 | + | |
| 56 | + /** | |
| 57 | + * Available BoxTypes | |
| 58 | + * | |
| 59 | + * @var array | |
| 60 | + */ | |
| 61 | + var $availableBoxes = array("/MediaBox","/CropBox","/BleedBox","/TrimBox","/ArtBox"); | |
| 62 | + | |
| 63 | + /** | |
| 64 | + * Constructor | |
| 65 | + * | |
| 66 | + * @param string $filename Source-Filename | |
| 67 | + * @param object $fpdi Object of type fpdi | |
| 68 | + */ | |
| 69 | + function fpdi_pdf_parser($filename,&$fpdi) { | |
| 70 | + $this->fpdi =& $fpdi; | |
| 71 | + $this->filename = $filename; | |
| 72 | + | |
| 73 | + parent::pdf_parser($filename); | |
| 74 | + | |
| 75 | + // resolve Pages-Dictonary | |
| 76 | + $pages = $this->pdf_resolve_object($this->c, $this->root[1][1]['/Pages']); | |
| 77 | + | |
| 78 | + // Read pages | |
| 79 | + $this->read_pages($this->c, $pages, $this->pages); | |
| 80 | + | |
| 81 | + // count pages; | |
| 82 | + $this->page_count = count($this->pages); | |
| 83 | + } | |
| 84 | + | |
| 85 | + /** | |
| 86 | + * Overwrite parent::error() | |
| 87 | + * | |
| 88 | + * @param string $msg Error-Message | |
| 89 | + */ | |
| 90 | + function error($msg) { | |
| 91 | + $this->fpdi->error($msg); | |
| 92 | + } | |
| 93 | + | |
| 94 | + /** | |
| 95 | + * Get pagecount from sourcefile | |
| 96 | + * | |
| 97 | + * @return int | |
| 98 | + */ | |
| 99 | + function getPageCount() { | |
| 100 | + return $this->page_count; | |
| 101 | + } | |
| 102 | + | |
| 103 | + | |
| 104 | + /** | |
| 105 | + * Set pageno | |
| 106 | + * | |
| 107 | + * @param int $pageno Pagenumber to use | |
| 108 | + */ | |
| 109 | + function setPageno($pageno) { | |
| 110 | + $pageno = ((int) $pageno) - 1; | |
| 111 | + | |
| 112 | + if ($pageno < 0 || $pageno >= $this->getPageCount()) { | |
| 113 | + $this->fpdi->error("Pagenumber is wrong!"); | |
| 114 | + } | |
| 115 | + | |
| 116 | + $this->pageno = $pageno; | |
| 117 | + } | |
| 118 | + | |
| 119 | + /** | |
| 120 | + * Get page-resources from current page | |
| 121 | + * | |
| 122 | + * @return array | |
| 123 | + */ | |
| 124 | + function getPageResources() { | |
| 125 | + return $this->_getPageResources($this->pages[$this->pageno]); | |
| 126 | + } | |
| 127 | + | |
| 128 | + /** | |
| 129 | + * Get page-resources from /Page | |
| 130 | + * | |
| 131 | + * @param array $obj Array of pdf-data | |
| 132 | + */ | |
| 133 | + function _getPageResources ($obj) { // $obj = /Page | |
| 134 | + $obj = $this->pdf_resolve_object($this->c, $obj); | |
| 135 | + | |
| 136 | + // If the current object has a resources | |
| 137 | + // dictionary associated with it, we use | |
| 138 | + // it. Otherwise, we move back to its | |
| 139 | + // parent object. | |
| 140 | + if (isset ($obj[1][1]['/Resources'])) { | |
| 141 | + $res = $this->pdf_resolve_object($this->c, $obj[1][1]['/Resources']); | |
| 142 | + if ($res[0] == PDF_TYPE_OBJECT) | |
| 143 | + return $res[1]; | |
| 144 | + return $res; | |
| 145 | + } else { | |
| 146 | + if (!isset ($obj[1][1]['/Parent'])) { | |
| 147 | + return false; | |
| 148 | + } else { | |
| 149 | + $res = $this->_getPageResources($obj[1][1]['/Parent']); | |
| 150 | + if ($res[0] == PDF_TYPE_OBJECT) | |
| 151 | + return $res[1]; | |
| 152 | + return $res; | |
| 153 | + } | |
| 154 | + } | |
| 155 | + } | |
| 156 | + | |
| 157 | + | |
| 158 | + /** | |
| 159 | + * Get content of current page | |
| 160 | + * | |
| 161 | + * If more /Contents is an array, the streams are concated | |
| 162 | + * | |
| 163 | + * @return string | |
| 164 | + */ | |
| 165 | + function getContent() { | |
| 166 | + $buffer = ""; | |
| 167 | + | |
| 168 | + if (isset($this->pages[$this->pageno][1][1]['/Contents'])) { | |
| 169 | + $contents = $this->_getPageContent($this->pages[$this->pageno][1][1]['/Contents']); | |
| 170 | + foreach($contents AS $tmp_content) { | |
| 171 | + $buffer .= $this->_rebuildContentStream($tmp_content).' '; | |
| 172 | + } | |
| 173 | + } | |
| 174 | + | |
| 175 | + return $buffer; | |
| 176 | + } | |
| 177 | + | |
| 178 | + | |
| 179 | + /** | |
| 180 | + * Resolve all content-objects | |
| 181 | + * | |
| 182 | + * @param array $content_ref | |
| 183 | + * @return array | |
| 184 | + */ | |
| 185 | + function _getPageContent($content_ref) { | |
| 186 | + $contents = array(); | |
| 187 | + | |
| 188 | + if ($content_ref[0] == PDF_TYPE_OBJREF) { | |
| 189 | + $content = $this->pdf_resolve_object($this->c, $content_ref); | |
| 190 | + if ($content[1][0] == PDF_TYPE_ARRAY) { | |
| 191 | + $contents = $this->_getPageContent($content[1]); | |
| 192 | + } else { | |
| 193 | + $contents[] = $content; | |
| 194 | + } | |
| 195 | + } else if ($content_ref[0] == PDF_TYPE_ARRAY) { | |
| 196 | + foreach ($content_ref[1] AS $tmp_content_ref) { | |
| 197 | + $contents = array_merge($contents,$this->_getPageContent($tmp_content_ref)); | |
| 198 | + } | |
| 199 | + } | |
| 200 | + | |
| 201 | + return $contents; | |
| 202 | + } | |
| 203 | + | |
| 204 | + | |
| 205 | + /** | |
| 206 | + * Rebuild content-streams | |
| 207 | + * | |
| 208 | + * @param array $obj | |
| 209 | + * @return string | |
| 210 | + */ | |
| 211 | + function _rebuildContentStream($obj) { | |
| 212 | + $filters = array(); | |
| 213 | + | |
| 214 | + if (isset($obj[1][1]['/Filter'])) { | |
| 215 | + $_filter = $obj[1][1]['/Filter']; | |
| 216 | + | |
| 217 | + if ($_filter[0] == PDF_TYPE_TOKEN) { | |
| 218 | + $filters[] = $_filter; | |
| 219 | + } else if ($_filter[0] == PDF_TYPE_ARRAY) { | |
| 220 | + $filters = $_filter[1]; | |
| 221 | + } | |
| 222 | + } | |
| 223 | + | |
| 224 | + $stream = $obj[2][1]; | |
| 225 | + | |
| 226 | + foreach ($filters AS $_filter) { | |
| 227 | + switch ($_filter[1]) { | |
| 228 | + case "/FlateDecode": | |
| 229 | + if (function_exists('gzuncompress')) { | |
| 230 | + $stream = (strlen($stream) > 0) ? @gzuncompress($stream) : ''; | |
| 231 | + } else { | |
| 232 | + $this->fpdi->error(sprintf("To handle %s filter, please compile php with zlib support.",$_filter[1])); | |
| 233 | + } | |
| 234 | + if ($stream === false) { | |
| 235 | + $this->fpdi->error("Error while decompressing stream."); | |
| 236 | + } | |
| 237 | + break; | |
| 238 | + case null: | |
| 239 | + $stream = $stream; | |
| 240 | + break; | |
| 241 | + default: | |
| 242 | + if (preg_match("/^\/[a-z85]*$/i", $_filter[1], $filterName) && @include_once('decoders'.$_filter[1].'.php')) { | |
| 243 | + $filterName = substr($_filter[1],1); | |
| 244 | + if (class_exists($filterName)) { | |
| 245 | + $decoder = new $filterName($this->fpdi); | |
| 246 | + $stream = $decoder->decode(trim($stream)); | |
| 247 | + } else { | |
| 248 | + $this->fpdi->error(sprintf("Unsupported Filter: %s",$_filter[1])); | |
| 249 | + } | |
| 250 | + } else { | |
| 251 | + $this->fpdi->error(sprintf("Unsupported Filter: %s",$_filter[1])); | |
| 252 | + } | |
| 253 | + } | |
| 254 | + } | |
| 255 | + | |
| 256 | + return $stream; | |
| 257 | + } | |
| 258 | + | |
| 259 | + | |
| 260 | + /** | |
| 261 | + * Get a Box from a page | |
| 262 | + * Arrayformat is same as used by fpdf_tpl | |
| 263 | + * | |
| 264 | + * @param array $page a /Page | |
| 265 | + * @param string $box_index Type of Box @see $availableBoxes | |
| 266 | + * @return array | |
| 267 | + */ | |
| 268 | + function getPageBox($page, $box_index) { | |
| 269 | + $page = $this->pdf_resolve_object($this->c,$page); | |
| 270 | + $box = null; | |
| 271 | + if (isset($page[1][1][$box_index])) | |
| 272 | + $box =& $page[1][1][$box_index]; | |
| 273 | + | |
| 274 | + if (!is_null($box) && $box[0] == PDF_TYPE_OBJREF) { | |
| 275 | + $tmp_box = $this->pdf_resolve_object($this->c,$box); | |
| 276 | + $box = $tmp_box[1]; | |
| 277 | + } | |
| 278 | + | |
| 279 | + if (!is_null($box) && $box[0] == PDF_TYPE_ARRAY) { | |
| 280 | + $b =& $box[1]; | |
| 281 | + return array("x" => $b[0][1]/$this->fpdi->k, | |
| 282 | + "y" => $b[1][1]/$this->fpdi->k, | |
| 283 | + "w" => abs($b[0][1]-$b[2][1])/$this->fpdi->k, | |
| 284 | + "h" => abs($b[1][1]-$b[3][1])/$this->fpdi->k); | |
| 285 | + } else if (!isset ($page[1][1]['/Parent'])) { | |
| 286 | + return false; | |
| 287 | + } else { | |
| 288 | + return $this->getPageBox($this->pdf_resolve_object($this->c, $page[1][1]['/Parent']), $box_index); | |
| 289 | + } | |
| 290 | + } | |
| 291 | + | |
| 292 | + function getPageBoxes($pageno) { | |
| 293 | + return $this->_getPageBoxes($this->pages[$pageno-1]); | |
| 294 | + } | |
| 295 | + | |
| 296 | + /** | |
| 297 | + * Get all Boxes from /Page | |
| 298 | + * | |
| 299 | + * @param array a /Page | |
| 300 | + * @return array | |
| 301 | + */ | |
| 302 | + function _getPageBoxes($page) { | |
| 303 | + $boxes = array(); | |
| 304 | + | |
| 305 | + foreach($this->availableBoxes AS $box) { | |
| 306 | + if ($_box = $this->getPageBox($page,$box)) { | |
| 307 | + $boxes[$box] = $_box; | |
| 308 | + } | |
| 309 | + } | |
| 310 | + | |
| 311 | + return $boxes; | |
| 312 | + } | |
| 313 | + | |
| 314 | + function getPageRotation($pageno) { | |
| 315 | + return $this->_getPageRotation($this->pages[$pageno-1]); | |
| 316 | + } | |
| 317 | + | |
| 318 | + function _getPageRotation ($obj) { // $obj = /Page | |
| 319 | + $obj = $this->pdf_resolve_object($this->c, $obj); | |
| 320 | + if (isset ($obj[1][1]['/Rotate'])) { | |
| 321 | + $res = $this->pdf_resolve_object($this->c, $obj[1][1]['/Rotate']); | |
| 322 | + if ($res[0] == PDF_TYPE_OBJECT) | |
| 323 | + return $res[1]; | |
| 324 | + return $res; | |
| 325 | + } else { | |
| 326 | + if (!isset ($obj[1][1]['/Parent'])) { | |
| 327 | + return false; | |
| 328 | + } else { | |
| 329 | + $res = $this->_getPageRotation($obj[1][1]['/Parent']); | |
| 330 | + if ($res[0] == PDF_TYPE_OBJECT) | |
| 331 | + return $res[1]; | |
| 332 | + return $res; | |
| 333 | + } | |
| 334 | + } | |
| 335 | + } | |
| 336 | + | |
| 337 | + /** | |
| 338 | + * Read all /Page(es) | |
| 339 | + * | |
| 340 | + * @param object pdf_context | |
| 341 | + * @param array /Pages | |
| 342 | + * @param array the result-array | |
| 343 | + */ | |
| 344 | + function read_pages (&$c, &$pages, &$result) { | |
| 345 | + // Get the kids dictionary | |
| 346 | + $kids = $this->pdf_resolve_object ($c, $pages[1][1]['/Kids']); | |
| 347 | + | |
| 348 | + if (!is_array($kids)) | |
| 349 | + $this->fpdi->Error("Cannot find /Kids in current /Page-Dictionary"); | |
| 350 | + foreach ($kids[1] as $v) { | |
| 351 | + $pg = $this->pdf_resolve_object ($c, $v); | |
| 352 | + if ($pg[1][1]['/Type'][1] === '/Pages') { | |
| 353 | + // If one of the kids is an embedded | |
| 354 | + // /Pages array, resolve it as well. | |
| 355 | + $this->read_pages ($c, $pg, $result); | |
| 356 | + } else { | |
| 357 | + $result[] = $pg; | |
| 358 | + } | |
| 359 | + } | |
| 360 | + } | |
| 361 | + | |
| 362 | + | |
| 363 | + | |
| 364 | + /** | |
| 365 | + * Get PDF-Version | |
| 366 | + * | |
| 367 | + * And reset the PDF Version used in FPDI if needed | |
| 368 | + */ | |
| 369 | + function getPDFVersion() { | |
| 370 | + parent::getPDFVersion(); | |
| 371 | + | |
| 372 | + if (isset($this->fpdi->importVersion) && $this->pdfVersion > $this->fpdi->importVersion) { | |
| 373 | + $this->fpdi->importVersion = $this->pdfVersion; | |
| 374 | + } | |
| 375 | + } | |
| 376 | + | |
| 377 | +} | |
| 378 | + | |
| 379 | 379 | ?> |
