pdf = $pdf = new mPDF('UTF-8', $page_format, '', '', 30, 20, 27, 25, 16, 13, $orientation); } /** * Converts an html file to PDF * @param mixed could be an html file path or an array with paths example: /var/www/myfile.html or array('/myfile.html','myotherfile.html') * @param string pdf name * @param string course code (if you are using html that are located in the document tool you must provide this) * @return */ public function html_to_pdf($html_file_array, $pdf_name = '', $course_code = null) { if (empty($html_file_array)) { return false; } if (is_array($html_file_array)) { if (count($html_file_array) == 0) return false; } else { if (!file_exists($html_file_array)) { return false; } //Converting the string into an array $html_file_array = array($html_file_array); } if (!empty($course_code)) { $course_data = api_get_course_info($course_code); } //clean styles and javascript document $clean_search = array ( '@]*?>.*?@si', '@]*?>.*?@siU' ); //Formatting the pdf self::format_pdf($course_code); foreach ($html_file_array as $html_file) { if (!file_exists($html_file)) { continue; } $file_info = pathinfo($html_file); $dirname = str_replace("\\", '/', $file_info['dirname']); $filename = $file_info['basename']; $filename =str_replace('_',' ',$filename); $extension = $file_info['extension']; if (!($extension == 'html' || $extension == 'htm')) { return false; } if ($extension == 'html'){ $filename =basename($filename,'.html'); } elseif($extension == 'htm'){ $filename =basename($filename,'.htm'); } $document_html = @file_get_contents($html_file); $document_html = preg_replace($clean_search, '', $document_html); //absolute path for frames.css //TODO: necessary? $absolute_css_path=api_get_path(WEB_CODE_PATH).'css/'.api_get_setting('stylesheets').'/frames.css'; $document_html=str_replace('href="./css/frames.css"',$absolute_css_path, $document_html); //$document_html=str_replace('','', $document_html); if (!empty($course_data['path'])) { $document_html= str_replace('../','',$document_html); $document_path = api_get_path(WEB_COURSE_PATH).$course_data['path'].'/document/'; $doc = new DOMDocument(); $result = @$doc->loadHTML($document_html); //Fixing only images @todo do the same thing with other elements $elements = $doc->getElementsByTagName('img'); $replace_img_elements = array(); if (!empty($elements)) { foreach($elements as $item) { $old_src = $item->getAttribute('src'); //$old_src= str_replace('../','',$old_src); if (strpos($old_src, 'http') === false) { if (strpos($old_src, '/main/default_course_document') === false) { $document_html= str_replace($old_src, $document_path.$old_src, $document_html); } } } } } //replace relative path by absolute path for resources //$document_html= str_replace('src="/chamilo/main/default_course_document/', 'temp_template_path', $document_html);// before save src templates not apply //$document_html= str_replace('src="/', 'temp_template_path', $document_html);// before save src templates not apply //$document_html= str_replace('src="/chamilo/main/default_course_document/', 'temp_template_path', $document_html);// before save src templates not apply //$src_http_www= 'src="'.api_get_path(WEB_COURSE_PATH).$course_data['path'].'/document/'; //$document_html= str_replace('src="',$src_http_www, $document_html); //$document_html= str_replace('temp_template_path', 'src="/main/default_course_document/', $document_html);// restore src templates api_set_encoding_html($document_html, 'UTF-8'); // The library mPDF expects UTF-8 encoded input data. $title = api_get_title_html($document_html, 'UTF-8', 'UTF-8'); // TODO: Maybe it is better idea the title to be passed through // $_GET[] too, as it is done with file name. // At the moment the title is retrieved from the html document itself. if (empty($title)) { $title = $filename; // Here file name is expected to contain ASCII symbols only. } //var_dump($document_html); $this->pdf->WriteHTML($document_html,2); } if (empty($pdf_name)) { $output_file = 'pdf_'.date('Y-m-d-his').'.pdf'; } else { $pdf_name = replace_dangerous_char($pdf_name); $output_file = $pdf_name.'.pdf'; } $result = $this->pdf->Output($output_file, 'D'); /// F to save the pdf in a file exit; } /** * Converts an html string to PDF * @param string valid html * @param string pdf name * @param string course code (if you are using html that are located in the document tool you must provide this) * @return */ public function content_to_pdf($document_html, $css = '', $pdf_name = '', $course_code = null) { if (empty($document_html)) { return false; } //clean styles and javascript document $clean_search = array ( '@]*?>.*?@si', '@]*?>.*?@siU' ); //Formatting the pdf self::format_pdf($course_code); if (!empty($course_code)) { $course_data = api_get_course_info($course_code); } $document_html = preg_replace($clean_search, '', $document_html); //absolute path for frames.css //TODO: necessary? $absolute_css_path=api_get_path(WEB_CODE_PATH).'css/'.api_get_setting('stylesheets').'/frames.css'; $document_html=str_replace('href="./css/frames.css"',$absolute_css_path, $document_html); //$document_html=str_replace('','', $document_html); $document_html= str_replace('../../','',$document_html); $document_html= str_replace('../','',$document_html); $document_html= str_replace('courses/'.$course_code.'/document/','',$document_html); if (!empty($course_data['path'])) { $document_path = api_get_path(WEB_COURSE_PATH).$course_data['path'].'/document/'; $doc = new DOMDocument(); $result = @$doc->loadHTML($document_html); //Fixing only images @todo do the same thing with other elements $elements = $doc->getElementsByTagName('img'); $replace_img_elements = array(); if (!empty($elements)) { foreach($elements as $item) { $old_src = $item->getAttribute('src'); //$old_src= str_replace('../','',$old_src); if (strpos($old_src, 'http') === false) { if (strpos($old_src, '/main/default_course_document') === false) { if (strpos($old_src, '/main/inc/lib/') === false) { $document_html= str_replace($old_src, $document_path.$old_src, $document_html); //var_dump($old_src, $document_path.$old_src); } } } } } } //replace relative path by absolute path for resources //$document_html= str_replace('src="/chamilo/main/default_course_document/', 'temp_template_path', $document_html);// before save src templates not apply //$document_html= str_replace('src="/', 'temp_template_path', $document_html);// before save src templates not apply //$document_html= str_replace('src="/chamilo/main/default_course_document/', 'temp_template_path', $document_html);// before save src templates not apply //$src_http_www= 'src="'.api_get_path(WEB_COURSE_PATH).$course_data['path'].'/document/'; //$document_html= str_replace('src="',$src_http_www, $document_html); //$document_html= str_replace('temp_template_path', 'src="/main/default_course_document/', $document_html);// restore src templates api_set_encoding_html($document_html, 'UTF-8'); // The library mPDF expects UTF-8 encoded input data. $title = api_get_title_html($document_html, 'UTF-8', 'UTF-8'); // TODO: Maybe it is better idea the title to be passed through // $_GET[] too, as it is done with file name. // At the moment the title is retrieved from the html document itself. /* if (empty($title)) { $title = $filename; // Here file name is expected to contain ASCII symbols only. }*/ if (!empty($css)) { $this->pdf->WriteHTML($css, 1); } $this->pdf->WriteHTML($document_html,2); if (empty($pdf_name)) { $output_file = 'pdf_'.date('Y-m-d-his').'.pdf'; } else { $pdf_name = replace_dangerous_char($pdf_name); $output_file = $pdf_name.'.pdf'; } $result = $this->pdf->Output($output_file, 'D'); /// F to save the pdf in a file exit; } /** * Gets the watermark from the platform or a course * @param string course code (optional) * @param mixed web path of the watermark image, false if there is nothing to return */ public function get_watermark($course_code = null) { $web_path = false; if (!empty($course_code) && api_get_setting('pdf_export_watermark_by_course') == 'true') { $course_info = api_get_course_info($course_code); $store_path = api_get_path(SYS_COURSE_PATH).$course_info['path'].'/pdf_watermark.png'; // course path if (file_exists($store_path)) $web_path = api_get_path(WEB_COURSE_PATH).$course_info['path'].'/pdf_watermark.png'; } else { $store_path = api_get_path(SYS_CODE_PATH).'default_course_document/'.api_get_current_access_url_id().'_pdf_watermark.png'; // course path if (file_exists($store_path)) $web_path = api_get_path(WEB_CODE_PATH).'default_course_document/'.api_get_current_access_url_id().'_pdf_watermark.png'; } return $web_path; } /** * Deletes the watermark from the Platform or Course * @param string course code (optional) * @param mixed web path of the watermark image, false if there is nothing to return */ public function delete_watermark($course_code = null) { if (!empty($course_code) && api_get_setting('pdf_export_watermark_by_course') == 'true') { $course_info = api_get_course_info($course_code); $store_path = api_get_path(SYS_COURSE_PATH).$course_info['path'].'/pdf_watermark.png'; // course path } else { $store_path = api_get_path(SYS_CODE_PATH).'default_course_document/'.api_get_current_access_url_id().'_pdf_watermark.png'; // course path } if (file_exists($store_path)) { @unlink($store_path); return true; } return false; } /** * Uploads the pdf watermark */ public function upload_watermark($filename, $source_file, $course_code = null) { if (!empty($course_code) && api_get_setting('pdf_export_watermark_by_course') == 'true') { $course_info = api_get_course_info($course_code); $store_path = api_get_path(SYS_COURSE_PATH).$course_info['path']; // course path $web_path = api_get_path(WEB_COURSE_PATH).$course_info['path'].'pdf_watermark.png'; } else { $store_path = api_get_path(SYS_CODE_PATH).'default_course_document'; // course path $web_path = api_get_path(WEB_CODE_PATH).'default_course_document/'.api_get_current_access_url_id().'_pdf_watermark.png'; } $course_image = $store_path.'/'.api_get_current_access_url_id().'_pdf_watermark.png'; $extension = strtolower(substr(strrchr($filename, '.'), 1)); $result = false; $allowed_picture_types = array ('jpg', 'jpeg', 'png', 'gif'); if (in_array($extension, $allowed_picture_types)) { if (file_exists($course_image)) { @unlink($course_image); } if ($extension != 'png') { // convert image to png extension if ($extension == 'jpg' || $extension == 'jpeg') { $image = imagecreatefromjpeg($source_file); } else { $image = imagecreatefromgif($source_file); } ob_start(); imagepng($image); $imagevariable = ob_get_contents(); ob_end_clean(); // save picture if (@file_put_contents($course_image, $imagevariable)) { $result = true; } } else { $result = @move_uploaded_file($source_file, $course_image); } } if ($result) { $result = $web_path; } return $result; } /** * Returns the default header */ public function get_header($course_code = null) { $header = ''; if (!empty($course_code) && api_get_setting('pdf_export_watermark_by_course') == 'true') { $header = api_get_course_setting('pdf_export_watermark_text'); } else { $header = api_get_setting('pdf_export_watermark_text'); } return $header; } public function set_footer() { $this->pdf->defaultfooterfontsize = 12; // in pts $this->pdf->defaultfooterfontstyle = B; // blank, B, I, or BI $this->pdf->defaultfooterline = 1; // 1 to include line below header/above footer //@todo remove this and use a simpler way $footer = array ( 'odd' => array ( 'L' => array ( 'content' => '', 'font-size' => 10, 'font-style' => 'B', 'font-family' => 'serif', 'color'=>'#000000' ), 'C' => array ( 'content' => '', 'font-size' => 10, 'font-style' => 'B', 'font-family' => 'serif', 'color'=>'#000000' ), 'R' => array ( 'content' => '{PAGENO}', 'font-size' => 10, 'font-style' => 'B', 'font-family' => 'serif', 'color'=>'#000000' ), 'line' => 1, ), 'even' => array ( 'L' => array ( 'content' => '', 'font-size' => 10, 'font-style' => 'B', 'font-family' => 'serif', 'color'=>'#000000' ), 'C' => array ( 'content' => '', 'font-size' => 10, 'font-style' => 'B', 'font-family' => 'serif', 'color'=>'#000000' ), 'R' => array ( 'content' => '{PAGENO}', 'font-size' => 10, 'font-style' => 'B', 'font-family' => 'serif', 'color'=>'#000000' ), 'line' => 1, ), ); $this->pdf->SetFooter($footer); // defines footer for Odd and Even Pages - placed at Outer margin http://mpdf1.com/manual/index.php?tid=151&searchstring=setfooter } public function set_header($course_code) { // $pdf->SetBasePath($basehref); $this->pdf->defaultheaderfontsize = 10; // in pts $this->pdf->defaultheaderfontstyle = BI; // blank, B, I, or BI $this->pdf->defaultheaderline = 1; // 1 to include line below header/above footer $my_header = self::get_header($course_code); $this->pdf->SetHeader($my_header);// ('{DATE j-m-Y}|{PAGENO}/{nb}|'.$title); } public function set_custom_header($header) { $this->custom_header = $header; } public function set_custom_footer($footer) { $this->custom_footer = $footer; } public function format_pdf($course_code) { /*$pdf->SetAuthor('Documents Chamilo'); $pdf->SetTitle('title'); $pdf->SetSubject('Exported from Chamilo Documents'); $pdf->SetKeywords('Chamilo Documents'); */ $this->pdf->directionality = api_get_text_direction(); // TODO: To be read from the html document. $this->pdf->useOnlyCoreFonts = true; $this->pdf->mirrorMargins = 1; // Use different Odd/Even headers and footers and mirror margins //Adding watermark if (api_get_setting('pdf_export_watermark_enable') == 'true') { $watermark_file = self::get_watermark($course_code); if (!empty($watermark_file)) { //http://mpdf1.com/manual/index.php?tid=269&searchstring=watermark $this->pdf->SetWatermarkImage($watermark_file); $this->pdf->showWatermarkImage = true; } } if (empty($this->custom_header)) { self::set_header($course_code); } else { $this->pdf->SetHTMLHeader($this->custom_header); } if (empty($this->custom_footer)) { self::set_footer(); } else { $this->pdf->SetHTMLFooter($this->custom_footer); } } } ?>