1 | <?php
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2 | //
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3 | // FPDI - Version 1.2
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4 | //
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5 | // Copyright 2004-2007 Setasign - Jan Slabon
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6 | //
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7 | // Licensed under the Apache License, Version 2.0 (the "License");
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8 | // you may not use this file except in compliance with the License.
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9 | // You may obtain a copy of the License at
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10 | //
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11 | // http://www.apache.org/licenses/LICENSE-2.0
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12 | //
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13 | // Unless required by applicable law or agreed to in writing, software
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14 | // distributed under the License is distributed on an "AS IS" BASIS,
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15 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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16 | // See the License for the specific language governing permissions and
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17 | // limitations under the License.
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18 | //
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19 |
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20 | define('FPDI_VERSION','1.2');
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21 |
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22 | ini_set('auto_detect_line_endings',1); // Strongly required!
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23 |
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24 | require_once("fpdf_tpl.php");
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25 | require_once("fpdi_pdf_parser.php");
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26 |
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27 |
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28 | class FPDI extends FPDF_TPL {
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29 | /**
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30 | * Actual filename
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31 | * @var string
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32 | */
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33 | var $current_filename;
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34 |
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35 | /**
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36 | * Parser-Objects
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37 | * @var array
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38 | */
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39 | var $parsers;
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40 |
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41 | /**
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42 | * Current parser
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43 | * @var object
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44 | */
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45 | var $current_parser;
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46 |
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47 | /**
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48 | * Highest version of imported PDF
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49 | * @var double
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50 | */
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51 | var $importVersion = 1.3;
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52 |
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53 | /**
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54 | * object stack
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55 | * @var array
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56 | */
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57 | var $_obj_stack;
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58 |
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59 | /**
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60 | * done object stack
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61 | * @var array
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62 | */
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63 | var $_don_obj_stack;
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64 |
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65 | /**
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66 | * Current Object Id.
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67 | * @var integer
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68 | */
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69 | var $_current_obj_id;
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70 |
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71 | /**
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72 | * The name of the last imported page box
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73 | * @var string
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74 | */
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75 | var $lastUsedPageBox;
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76 |
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77 | /**
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78 | * Constructor
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79 | * See FPDF-Manual
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80 | */
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81 | function FPDI($orientation='P',$unit='mm',$format='A4') {
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82 | parent::FPDF_TPL($orientation,$unit,$format);
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83 | }
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84 |
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85 | /**
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86 | * Set a source-file
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87 | *
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88 | * @param string $filename a valid filename
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89 | * @return int number of available pages
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90 | */
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91 | function setSourceFile($filename) {
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92 | $this->current_filename = $filename;
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93 | $fn =& $this->current_filename;
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94 |
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95 | if (!isset($this->parsers[$fn]))
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96 | $this->parsers[$fn] =& new fpdi_pdf_parser($fn,$this);
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97 | $this->current_parser =& $this->parsers[$fn];
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98 |
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99 | return $this->parsers[$fn]->getPageCount();
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100 | }
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101 |
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102 | /**
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103 | * Import a page
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104 | *
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105 | * @param int $pageno pagenumber
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106 | * @return int Index of imported page - to use with fpdf_tpl::useTemplate()
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107 | */
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108 | function importPage($pageno, $boxName='/CropBox') {
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109 | if ($this->_intpl) {
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110 | return $this->error("Please import the desired pages before creating a new template.");
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111 | }
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112 |
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113 | $fn =& $this->current_filename;
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114 |
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115 | $parser =& $this->parsers[$fn];
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116 | $parser->setPageno($pageno);
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117 |
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118 | $this->tpl++;
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119 | $this->tpls[$this->tpl] = array();
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120 | $tpl =& $this->tpls[$this->tpl];
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121 | $tpl['parser'] =& $parser;
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122 | $tpl['resources'] = $parser->getPageResources();
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123 | $tpl['buffer'] = $parser->getContent();
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124 |
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125 | if (!in_array($boxName, $parser->availableBoxes))
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126 | return $this->Error(sprintf("Unknown box: %s", $boxName));
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127 | $pageboxes = $parser->getPageBoxes($pageno);
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128 |
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129 | /**
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130 | * MediaBox
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131 | * CropBox: Default -> MediaBox
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132 | * BleedBox: Default -> CropBox
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133 | * TrimBox: Default -> CropBox
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134 | * ArtBox: Default -> CropBox
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135 | */
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136 | if (!isset($pageboxes[$boxName]) && ($boxName == "/BleedBox" || $boxName == "/TrimBox" || $boxName == "/ArtBox"))
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137 | $boxName = "/CropBox";
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138 | if (!isset($pageboxes[$boxName]) && $boxName == "/CropBox")
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139 | $boxName = "/MediaBox";
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140 |
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141 | if (!isset($pageboxes[$boxName]))
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142 | return false;
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143 | $this->lastUsedPageBox = $boxName;
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144 |
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145 | $box = $pageboxes[$boxName];
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146 | $tpl['box'] = $box;
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147 |
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148 | // To build an array that can be used by PDF_TPL::useTemplate()
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149 | $this->tpls[$this->tpl] = array_merge($this->tpls[$this->tpl],$box);
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150 | // An imported page will start at 0,0 everytime. Translation will be set in _putformxobjects()
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151 | $tpl['x'] = 0;
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152 | $tpl['y'] = 0;
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153 |
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154 | $page =& $parser->pages[$parser->pageno];
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155 |
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156 | // fix for rotated pages
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157 | $rotation = $parser->getPageRotation($pageno);
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158 | if (isset($rotation[1]) && ($angle = $rotation[1] % 360) != 0) {
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159 | $steps = $angle / 90;
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160 |
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161 | $_w = $tpl['w'];
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162 | $_h = $tpl['h'];
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163 | $tpl['w'] = $steps % 2 == 0 ? $_w : $_h;
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164 | $tpl['h'] = $steps % 2 == 0 ? $_h : $_w;
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165 |
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166 | if ($steps % 2 != 0) {
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167 | $x = $y = ($steps == 1 || $steps == -3) ? $tpl['h'] : $tpl['w'];
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168 | } else {
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169 | $x = $tpl['w'];
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170 | $y = $tpl['h'];
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171 | }
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172 |
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173 | $cx=($x/2+$tpl['box']['x'])*$this->k;
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174 | $cy=($y/2+$tpl['box']['y'])*$this->k;
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175 |
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176 | $angle*=-1;
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177 |
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178 | $angle*=M_PI/180;
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179 | $c=cos($angle);
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180 | $s=sin($angle);
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181 |
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182 | $tpl['buffer'] = sprintf('q %.5f %.5f %.5f %.5f %.2f %.2f cm 1 0 0 1 %.2f %.2f cm %s Q',$c,$s,-$s,$c,$cx,$cy,-$cx,-$cy, $tpl['buffer']);
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183 | }
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184 |
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185 | return $this->tpl;
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186 | }
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187 |
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188 | function getLastUsedPageBox() {
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189 | return $this->lastUsedPageBox;
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190 | }
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191 |
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192 | function useTemplate($tplidx, $_x=null, $_y=null, $_w=0, $_h=0) {
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193 | $this->_out('q 0 J 1 w 0 j 0 G'); // reset standard values
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194 | $s = parent::useTemplate($tplidx, $_x, $_y, $_w, $_h);
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195 | $this->_out('Q');
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196 | return $s;
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197 | }
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198 |
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199 | /**
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200 | * Private method, that rebuilds all needed objects of source files
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201 | */
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202 | function _putimportedobjects() {
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203 | if (is_array($this->parsers) && count($this->parsers) > 0) {
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204 | foreach($this->parsers AS $filename => $p) {
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205 | $this->current_parser =& $this->parsers[$filename];
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206 | if (is_array($this->_obj_stack[$filename])) {
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207 | while($n = key($this->_obj_stack[$filename])) {
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208 | $nObj = $this->current_parser->pdf_resolve_object($this->current_parser->c,$this->_obj_stack[$filename][$n][1]);
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209 |
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210 | $this->_newobj($this->_obj_stack[$filename][$n][0]);
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211 |
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212 | if ($nObj[0] == PDF_TYPE_STREAM) {
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213 | $this->pdf_write_value ($nObj);
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214 | } else {
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215 | $this->pdf_write_value ($nObj[1]);
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216 | }
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217 |
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218 | $this->_out('endobj');
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219 | $this->_obj_stack[$filename][$n] = null; // free memory
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220 | unset($this->_obj_stack[$filename][$n]);
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221 | reset($this->_obj_stack[$filename]);
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222 | }
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223 | }
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224 | }
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225 | }
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226 | }
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227 |
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228 | /**
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229 | * Sets the PDF Version to the highest of imported documents
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230 | */
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231 | function setVersion() {
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232 | $this->PDFVersion = max($this->importVersion, $this->PDFVersion);
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233 | }
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234 |
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235 | /**
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236 | * Put resources
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237 | */
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238 | function _putresources() {
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239 | $this->_putfonts();
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240 | $this->_putimages();
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241 | $this->_putformxobjects();
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242 | $this->_putimportedobjects();
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243 | //Resource dictionary
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244 | $this->offsets[2]=strlen($this->buffer);
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245 | $this->_out('2 0 obj');
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246 | $this->_out('<<');
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247 | $this->_putresourcedict();
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248 | $this->_out('>>');
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249 | $this->_out('endobj');
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250 | }
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251 |
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252 | /**
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253 | * Private Method that writes the form xobjects
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254 | */
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255 | function _putformxobjects() {
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256 | $filter=($this->compress) ? '/Filter /FlateDecode ' : '';
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257 | reset($this->tpls);
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258 | foreach($this->tpls AS $tplidx => $tpl) {
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259 | $p=($this->compress) ? gzcompress($tpl['buffer']) : $tpl['buffer'];
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260 | $this->_newobj();
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261 | $this->tpls[$tplidx]['n'] = $this->n;
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262 | $this->_out('<<'.$filter.'/Type /XObject');
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263 | $this->_out('/Subtype /Form');
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264 | $this->_out('/FormType 1');
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265 |
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266 | $this->_out(sprintf('/BBox [%.2f %.2f %.2f %.2f]',
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267 | ($tpl['x'] + (isset($tpl['box']['x'])?$tpl['box']['x']:0))*$this->k,
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268 | ($tpl['h'] + (isset($tpl['box']['y'])?$tpl['box']['y']:0) - $tpl['y'])*$this->k,
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269 | ($tpl['w'] + (isset($tpl['box']['x'])?$tpl['box']['x']:0))*$this->k,
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270 | ($tpl['h'] + (isset($tpl['box']['y'])?$tpl['box']['y']:0) - $tpl['y']-$tpl['h'])*$this->k)
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271 | );
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272 |
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273 | if (isset($tpl['box']))
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274 | $this->_out(sprintf('/Matrix [1 0 0 1 %.5f %.5f]',-$tpl['box']['x']*$this->k, -$tpl['box']['y']*$this->k));
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275 |
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276 | $this->_out('/Resources ');
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277 |
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278 | if (isset($tpl['resources'])) {
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279 | $this->current_parser =& $tpl['parser'];
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280 | $this->pdf_write_value($tpl['resources']);
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281 | } else {
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282 | $this->_out('<</ProcSet [/PDF /Text /ImageB /ImageC /ImageI]');
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283 | if (isset($this->_res['tpl'][$tplidx]['fonts']) && count($this->_res['tpl'][$tplidx]['fonts'])) {
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284 | $this->_out('/Font <<');
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285 | foreach($this->_res['tpl'][$tplidx]['fonts'] as $font)
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286 | $this->_out('/F'.$font['i'].' '.$font['n'].' 0 R');
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287 | $this->_out('>>');
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288 | }
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289 | if(isset($this->_res['tpl'][$tplidx]['images']) && count($this->_res['tpl'][$tplidx]['images']) ||
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290 | isset($this->_res['tpl'][$tplidx]['tpls']) && count($this->_res['tpl'][$tplidx]['tpls']))
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291 | {
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292 | $this->_out('/XObject <<');
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293 | if (isset($this->_res['tpl'][$tplidx]['images']) && count($this->_res['tpl'][$tplidx]['images'])) {
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294 | foreach($this->_res['tpl'][$tplidx]['images'] as $image)
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295 | $this->_out('/I'.$image['i'].' '.$image['n'].' 0 R');
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296 | }
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297 | if (isset($this->_res['tpl'][$tplidx]['tpls']) && count($this->_res['tpl'][$tplidx]['tpls'])) {
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298 | foreach($this->_res['tpl'][$tplidx]['tpls'] as $i => $tpl)
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299 | $this->_out($this->tplprefix.$i.' '.$tpl['n'].' 0 R');
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300 | }
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301 | $this->_out('>>');
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302 | }
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303 | $this->_out('>>');
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304 | }
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305 |
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306 | $this->_out('/Length '.strlen($p).' >>');
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307 | $this->_putstream($p);
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308 | $this->_out('endobj');
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309 | }
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310 | }
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311 |
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312 | /**
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313 | * Rewritten to handle existing own defined objects
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314 | */
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315 | function _newobj($obj_id=false,$onlynewobj=false) {
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316 | if (!$obj_id) {
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317 | $obj_id = ++$this->n;
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318 | }
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319 |
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320 | //Begin a new object
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321 | if (!$onlynewobj) {
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322 | $this->offsets[$obj_id] = strlen($this->buffer);
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323 | $this->_out($obj_id.' 0 obj');
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324 | $this->_current_obj_id = $obj_id; // for later use with encryption
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325 | }
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326 |
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327 | }
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328 |
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329 | /**
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330 | * Writes a value
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331 | * Needed to rebuild the source document
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332 | *
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333 | * @param mixed $value A PDF-Value. Structure of values see cases in this method
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334 | */
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335 | function pdf_write_value(&$value)
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336 | {
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337 |
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338 | switch ($value[0]) {
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339 |
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340 | case PDF_TYPE_NUMERIC :
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341 | case PDF_TYPE_TOKEN :
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342 | // A numeric value or a token.
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343 | // Simply output them
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344 | $this->_out($value[1]." ", false);
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345 | break;
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346 |
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347 | case PDF_TYPE_ARRAY :
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348 |
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349 | // An array. Output the proper
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350 | // structure and move on.
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351 |
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352 | $this->_out("[",false);
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353 | for ($i = 0; $i < count($value[1]); $i++) {
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354 | $this->pdf_write_value($value[1][$i]);
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355 | }
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356 |
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357 | $this->_out("]");
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358 | break;
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359 |
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360 | case PDF_TYPE_DICTIONARY :
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361 |
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362 | // A dictionary.
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363 | $this->_out("<<",false);
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364 |
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365 | reset ($value[1]);
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366 |
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367 | while (list($k, $v) = each($value[1])) {
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368 | $this->_out($k . " ",false);
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369 | $this->pdf_write_value($v);
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370 | }
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371 |
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372 | $this->_out(">>");
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373 | break;
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374 |
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375 | case PDF_TYPE_OBJREF :
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376 |
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377 | // An indirect object reference
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378 | // Fill the object stack if needed
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379 | $cpfn =& $this->current_parser->filename;
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380 | if (!isset($this->_don_obj_stack[$cpfn][$value[1]])) {
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381 | $this->_newobj(false,true);
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382 | $this->_obj_stack[$cpfn][$value[1]] = array($this->n, $value);
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383 | $this->_don_obj_stack[$cpfn][$value[1]] = array($this->n, $value);
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384 | }
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385 | $objid = $this->_don_obj_stack[$cpfn][$value[1]][0];
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386 |
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387 | $this->_out("{$objid} 0 R"); //{$value[2]}
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388 | break;
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389 |
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390 | case PDF_TYPE_STRING :
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391 |
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392 | // A string.
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393 | $this->_out('('.$value[1].')');
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394 |
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395 | break;
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396 |
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397 | case PDF_TYPE_STREAM :
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398 |
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399 | // A stream. First, output the
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400 | // stream dictionary, then the
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401 | // stream data itself.
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402 | $this->pdf_write_value($value[1]);
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403 | $this->_out("stream");
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404 | $this->_out($value[2][1]);
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405 | $this->_out("endstream");
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406 | break;
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407 | case PDF_TYPE_HEX :
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408 |
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409 | $this->_out("<".$value[1].">");
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410 | break;
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411 |
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412 | case PDF_TYPE_NULL :
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413 | // The null object.
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414 |
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415 | $this->_out("null");
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416 | break;
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417 | }
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418 | }
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419 |
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420 |
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421 | /**
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422 | * Private Method
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423 | */
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424 | function _out($s,$ln=true) {
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425 | //Add a line to the document
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426 | if ($this->state==2) {
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427 | if (!$this->_intpl)
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428 | $this->pages[$this->page] .= $s.($ln == true ? "\n" : '');
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429 | else
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430 | $this->tpls[$this->tpl]['buffer'] .= $s.($ln == true ? "\n" : '');
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431 | } else {
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432 | $this->buffer.=$s.($ln == true ? "\n" : '');
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433 | }
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434 | }
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435 |
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436 | /**
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437 | * rewritten to close opened parsers
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438 | *
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439 | */
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440 | function _enddoc() {
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441 | parent::_enddoc();
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442 | $this->_closeParsers();
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443 | }
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444 |
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445 | /**
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446 | * close all files opened by parsers
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447 | */
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448 | function _closeParsers() {
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449 | if ($this->state > 2 && count($this->parsers) > 0) {
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450 | foreach ($this->parsers as $k => $_){
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451 | $this->parsers[$k]->closeFile();
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452 | $this->parsers[$k] = null;
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453 | unset($this->parsers[$k]);
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454 | }
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455 | return true;
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456 | }
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457 | return false;
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458 | }
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459 |
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460 | }
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461 |
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462 | // for PHP5
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463 | if (!class_exists('fpdi')) {
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464 | class fpdi extends FPDI {}
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465 | }
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466 | ?> |
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