diff options
Diffstat (limited to 'download.inc')
| -rwxr-xr-x | download.inc | 506 |
1 files changed, 246 insertions, 260 deletions
diff --git a/download.inc b/download.inc index 3ba603e..ff900f0 100755 --- a/download.inc +++ b/download.inc @@ -1,268 +1,254 @@ <?php // $Id$ function textbook_companion_download_example_file() - { - $example_file_id = arg(3); - $root_path = textbook_companion_path(); - $root_temp_path = textbook_companion_temp_path(); - /*$example_files_q = db_query("SELECT * FROM {textbook_companion_example_files} WHERE id = %d LIMIT 1", $example_file_id); - $example_file_data = db_fetch_object($example_files_q);*/ - /*$query = db_select('textbook_companion_example_files'); - $query->fields('textbook_companion_example_files'); - $query->condition('id', $example_file_id); - $query->range(0, 1); - $result = $query->execute();*/ - $example_files_q = db_query("select * from textbook_companion_preference tcp join textbook_companion_chapter tcc on tcp.id=tcc.preference_id join textbook_companion_example tce ON tcc.id=tce.chapter_id join textbook_companion_example_files tcef on tce.id=tcef.example_id where tcef.id= :example_id LIMIT 1", array( - ':example_id' => $example_file_id - )); - $example_file_data = $example_files_q->fetchObject(); - header('Content-Type: ' . $example_file_data->filemime); - header('Content-disposition: attachment; filename="' . $example_file_data->filename . '"'); - header('Content-Length: ' . filesize($root_path . $example_file_data->directory_name . '/' . $example_file_data->filepath)); - ob_clean(); - readfile($root_path . $example_file_data->directory_name . '/' . $example_file_data->filepath); - } +{ + $example_file_id = arg(3); + $root_path = textbook_companion_path(); + $root_temp_path = textbook_companion_temp_path(); + /*$example_files_q = db_query("SELECT * FROM {textbook_companion_example_files} WHERE id = %d LIMIT 1", $example_file_id); + $example_file_data = db_fetch_object($example_files_q);*/ + /*$query = db_select('textbook_companion_example_files'); + $query->fields('textbook_companion_example_files'); + $query->condition('id', $example_file_id); + $query->range(0, 1); + $result = $query->execute();*/ + $example_files_q = db_query("select * from textbook_companion_preference tcp join textbook_companion_chapter tcc on tcp.id=tcc.preference_id join textbook_companion_example tce ON tcc.id=tce.chapter_id join textbook_companion_example_files tcef on tce.id=tcef.example_id where tcef.id= :example_id LIMIT 1", array( + ':example_id' => $example_file_id + )); + $example_file_data = $example_files_q->fetchObject(); + header('Content-Type: ' . $example_file_data->filemime); + header('Content-disposition: attachment; filename="' . $example_file_data->filename . '"'); + header('Content-Length: ' . filesize($root_path . $example_file_data->directory_name . '/' . $example_file_data->filepath)); + ob_clean(); + readfile($root_path . $example_file_data->directory_name . '/' . $example_file_data->filepath); +} function textbook_companion_download_sample_code() - { - $proposal_id = arg(3); - $root_path = textbook_companion_samplecode_path(); - $query = db_select('textbook_companion_proposal'); - $query->fields('textbook_companion_proposal'); - $query->condition('id', $proposal_id); - $query->range(0, 1); - $result = $query->execute(); - $example_file_data = $result->fetchObject(); - $samplecodename = substr($example_file_data->samplefilepath, strrpos($example_file_data->samplefilepath, '/') + 1); - header('Content-Type: application/zip'); - header('Content-disposition: attachment; filename="' . $samplecodename . '"'); - header('Content-Length: ' . filesize($root_path . $example_file_data->samplefilepath)); - ob_clean(); - readfile($root_path . $example_file_data->samplefilepath); - } +{ + $proposal_id = arg(3); + $root_path = textbook_companion_samplecode_path(); + $query = db_select('textbook_companion_proposal'); + $query->fields('textbook_companion_proposal'); + $query->condition('id', $proposal_id); + $query->range(0, 1); + $result = $query->execute(); + $example_file_data = $result->fetchObject(); + $samplecodename = substr($example_file_data->samplefilepath, strrpos($example_file_data->samplefilepath, '/') + 1); + header('Content-Type: application/zip'); + header('Content-disposition: attachment; filename="' . $samplecodename . '"'); + header('Content-Length: ' . filesize($root_path . $example_file_data->samplefilepath)); + ob_clean(); + readfile($root_path . $example_file_data->samplefilepath); +} function textbook_companion_download_dependency_file() - { - $dependency_file_id = arg(3); - $root_path = textbook_companion_path(); - /*$dependency_file_q = db_query("SELECT * FROM {textbook_companion_dependency_files} WHERE id = %d LIMIT 1", $dependency_file_id); - $dependency_file_data = db_fetch_object($dependency_file_q);*/ - $query = db_select('textbook_companion_example_files'); - $query->fields('textbook_companion_example_files'); - $query->condition('id', $example_file_id); - $query->range(0, 1); - $result = $query->execute(); - $example_file_data = $result->fetchObject(); - header('Content-Type: ' . $dependency_file_data->filemime); - header('Content-disposition: attachment; filename="' . $dependency_file_data->filename . '"'); - header('Content-Length: ' . filesize($root_path . $dependency_file_data->filepath)); - ob_clean(); - readfile($root_path . $dependency_file_data->filepath); - exit; - } +{ + $dependency_file_id = arg(3); + $root_path = textbook_companion_path(); + /*$dependency_file_q = db_query("SELECT * FROM {textbook_companion_dependency_files} WHERE id = %d LIMIT 1", $dependency_file_id); + $dependency_file_data = db_fetch_object($dependency_file_q);*/ + $query = db_select('textbook_companion_example_files'); + $query->fields('textbook_companion_example_files'); + $query->condition('id', $example_file_id); + $query->range(0, 1); + $result = $query->execute(); + $example_file_data = $result->fetchObject(); + header('Content-Type: ' . $dependency_file_data->filemime); + header('Content-disposition: attachment; filename="' . $dependency_file_data->filename . '"'); + header('Content-Length: ' . filesize($root_path . $dependency_file_data->filepath)); + ob_clean(); + readfile($root_path . $dependency_file_data->filepath); + exit; +} function textbook_companion_download_example() - { - $example_id = arg(3); - $root_path = textbook_companion_path(); - $root_temp_path = textbook_companion_temp_path(); - /* get example data */ - /*$example_q = db_query("SELECT * FROM {textbook_companion_example} WHERE id = %d", $example_id); - $example_data = db_fetch_object($example_q);*/ - $query = db_select('textbook_companion_example'); - $query->fields('textbook_companion_example'); - $query->condition('id', $example_id); - $result = $query->execute(); - $example_data = $result->fetchObject(); - /*$chapter_q = db_query("SELECT * FROM {textbook_companion_chapter} WHERE id = %d", $example_data->chapter_id); - $chapter_data = db_fetch_object($chapter_q);*/ - $query = db_select('textbook_companion_chapter'); - $query->fields('textbook_companion_chapter'); - $query->condition('id', $example_data->chapter_id); - $result = $query->execute(); - $chapter_data = $result->fetchObject(); - /*$example_files_q = db_query("SELECT * FROM {textbook_companion_example_files} WHERE example_id = %d", $example_id);*/ - /* $query = db_select('textbook_companion_example_files'); - $query->fields('textbook_companion_example_files'); - $query->condition('example_id', $example_id); - $example_files_q = $query->execute();*/ - $example_files_q = db_query("select * from textbook_companion_preference tcp join textbook_companion_chapter tcc on tcp.id=tcc.preference_id join textbook_companion_example tce ON tcc.id=tce.chapter_id join textbook_companion_example_files tcef on tce.id=tcef.example_id where tcef.example_id= :example_id", array( - ':example_id' => $example_id - )); - $EX_PATH = 'EX' . $example_data->number . '/'; - /* zip filename */ - if (!is_dir($root_temp_path . 'tbc_download_temp')) - mkdir($root_temp_path . 'tbc_download_temp'); - $zip_filename = $root_temp_path .'tbc_download_temp/' . 'zip-' . time() . '-' . rand(0, 999999) . '.zip'; - /* creating zip archive on the server */ - $zip = new ZipArchive; - $zip->open($zip_filename, ZipArchive::CREATE); - while ($example_files_row = $example_files_q->fetchObject()) - { - $zip->addFile($root_path . $example_files_row->directory_name . '/' . $example_files_row->filepath, $EX_PATH . $example_files_row->filename); - } - $zip_file_count = $zip->numFiles; - $zip->close(); - if ($zip_file_count > 0) - { - /* download zip file */ - header('Content-Type: application/octet-stream'); - header('Content-disposition: attachment; filename="EX' . $example_data->number . '.zip"'); - header('Content-Length: ' . filesize($zip_filename)); - ob_clean(); - readfile($zip_filename); - unlink($zip_filename); - } - else - { - drupal_set_message("There are no files in this examples to download", 'error'); - drupal_goto('textbook-companion/textbook-run'); - } - } +{ + $example_id = arg(3); + $root_path = textbook_companion_path(); + $root_temp_path = textbook_companion_temp_path(); + /* get example data */ + /*$example_q = db_query("SELECT * FROM {textbook_companion_example} WHERE id = %d", $example_id); + $example_data = db_fetch_object($example_q);*/ + $query = db_select('textbook_companion_example'); + $query->fields('textbook_companion_example'); + $query->condition('id', $example_id); + $result = $query->execute(); + $example_data = $result->fetchObject(); + /*$chapter_q = db_query("SELECT * FROM {textbook_companion_chapter} WHERE id = %d", $example_data->chapter_id); + $chapter_data = db_fetch_object($chapter_q);*/ + $query = db_select('textbook_companion_chapter'); + $query->fields('textbook_companion_chapter'); + $query->condition('id', $example_data->chapter_id); + $result = $query->execute(); + $chapter_data = $result->fetchObject(); + /*$example_files_q = db_query("SELECT * FROM {textbook_companion_example_files} WHERE example_id = %d", $example_id);*/ + /* $query = db_select('textbook_companion_example_files'); + $query->fields('textbook_companion_example_files'); + $query->condition('example_id', $example_id); + $example_files_q = $query->execute();*/ + $example_files_q = db_query("select * from textbook_companion_preference tcp join textbook_companion_chapter tcc on tcp.id=tcc.preference_id join textbook_companion_example tce ON tcc.id=tce.chapter_id join textbook_companion_example_files tcef on tce.id=tcef.example_id where tcef.example_id= :example_id", array( + ':example_id' => $example_id + )); + $EX_PATH = 'EX' . $example_data->number . '/'; + /* zip filename */ + if (!is_dir($root_temp_path . 'tbc_download_temp')) + mkdir($root_temp_path . 'tbc_download_temp'); + $zip_filename = $root_temp_path . 'tbc_download_temp/' . 'zip-' . time() . '-' . rand(0, 999999) . '.zip'; + /* creating zip archive on the server */ + $zip = new ZipArchive; + $zip->open($zip_filename, ZipArchive::CREATE); + while ($example_files_row = $example_files_q->fetchObject()) { + $zip->addFile($root_path . $example_files_row->directory_name . '/' . $example_files_row->filepath, $EX_PATH . $example_files_row->filename); + } //$example_files_row = $example_files_q->fetchObject() + $zip_file_count = $zip->numFiles; + $zip->close(); + if ($zip_file_count > 0) { + /* download zip file */ + header('Content-Type: application/octet-stream'); + header('Content-disposition: attachment; filename="EX' . $example_data->number . '.zip"'); + header('Content-Length: ' . filesize($zip_filename)); + ob_clean(); + readfile($zip_filename); + unlink($zip_filename); + } //$zip_file_count > 0 + else { + drupal_set_message("There are no files in this examples to download", 'error'); + drupal_goto('textbook-companion/textbook-run'); + } +} function textbook_companion_download_chapter() - { - $chapter_id = arg(3); - //var_dump($chapter_id);die; - global $root_path; - $root_path = textbook_companion_path(); - /* get example data */ - /*$chapter_q = db_query("SELECT * FROM {textbook_companion_chapter} WHERE id = %d", $chapter_id); - $chapter_data = db_fetch_object($chapter_q);*/ - $query = db_select('textbook_companion_chapter'); - $query->fields('textbook_companion_chapter'); - $query->condition('id', $chapter_id); - $result = $query->execute(); - $chapter_data = $result->fetchObject(); - $CH_PATH = 'CH' . $chapter_data->number . '/'; - /* zip filename */ -if (!is_dir($root_path . 'tbc_download_temp')) - mkdir($root_path . 'tbc_download_temp'); - $zip_filename = $root_path .'tbc_download_temp/' . 'zip-' . time() . '-' . rand(0, 999999) . '.zip'; - - /* creating zip archive on the server */ - $zip = new ZipArchive; - $zip->open($zip_filename, ZipArchive::CREATE); - /*$example_q = db_query("SELECT * FROM {textbook_companion_example} WHERE chapter_id = %d AND approval_status = 1", $chapter_id);*/ - $query = db_select('textbook_companion_example'); - $query->fields('textbook_companion_example'); - $query->condition('chapter_id', $chapter_id); - $query->condition('approval_status', 1); - $example_q = $query->execute(); - while ($example_row = $example_q->fetchObject()) - { - $EX_PATH = 'EX' . $example_row->number . '/'; - /*$example_files_q = db_query("SELECT * FROM {textbook_companion_example_files} WHERE example_id = %d", $example_row->id);*/ - /*$query = db_select('textbook_companion_example_files'); - $query->fields('textbook_companion_example_files'); - $query->condition('example_id', $example_row->id); - $example_files_q = $query->execute();*/ - $example_files_q = db_query("select * from textbook_companion_preference tcp join textbook_companion_chapter tcc on tcp.id=tcc.preference_id join textbook_companion_example tce ON tcc.id=tce.chapter_id join textbook_companion_example_files tcef on tce.id=tcef.example_id where tcef.example_id= :example_id", array( - ':example_id' => $example_row->id - )); - while ($example_files_row = $example_files_q->fetchObject()) - { - $zip->addFile($root_path . $example_files_row->directory_name . '/' . $example_files_row->filepath, $CH_PATH . $EX_PATH . $example_files_row->filename); - } - } - $zip_file_count = $zip->numFiles; - $zip->close(); - if ($zip_file_count > 0) - { - /* download zip file */ - header('Content-Type: application/zip'); - header('Content-disposition: attachment; filename="CH' . $chapter_data->number . '.zip"'); - header('Content-Length: ' . filesize($zip_filename)); - ob_clean(); - readfile($zip_filename); - unlink($zip_filename); - } - else - { - drupal_set_message("There are no examples in this chapter to download", 'error'); - drupal_goto('textbook-companion/textbook-run'); - } - } +{ + $chapter_id = arg(3); + //var_dump($chapter_id);die; + global $root_path; + $root_path = textbook_companion_path(); + /* get example data */ + /*$chapter_q = db_query("SELECT * FROM {textbook_companion_chapter} WHERE id = %d", $chapter_id); + $chapter_data = db_fetch_object($chapter_q);*/ + $query = db_select('textbook_companion_chapter'); + $query->fields('textbook_companion_chapter'); + $query->condition('id', $chapter_id); + $result = $query->execute(); + $chapter_data = $result->fetchObject(); + $CH_PATH = 'CH' . $chapter_data->number . '/'; + /* zip filename */ + if (!is_dir($root_path . 'tbc_download_temp')) + mkdir($root_path . 'tbc_download_temp'); + $zip_filename = $root_path . 'tbc_download_temp/' . 'zip-' . time() . '-' . rand(0, 999999) . '.zip'; + + /* creating zip archive on the server */ + $zip = new ZipArchive; + $zip->open($zip_filename, ZipArchive::CREATE); + /*$example_q = db_query("SELECT * FROM {textbook_companion_example} WHERE chapter_id = %d AND approval_status = 1", $chapter_id);*/ + $query = db_select('textbook_companion_example'); + $query->fields('textbook_companion_example'); + $query->condition('chapter_id', $chapter_id); + $query->condition('approval_status', 1); + $example_q = $query->execute(); + while ($example_row = $example_q->fetchObject()) { + $EX_PATH = 'EX' . $example_row->number . '/'; + /*$example_files_q = db_query("SELECT * FROM {textbook_companion_example_files} WHERE example_id = %d", $example_row->id);*/ + /*$query = db_select('textbook_companion_example_files'); + $query->fields('textbook_companion_example_files'); + $query->condition('example_id', $example_row->id); + $example_files_q = $query->execute();*/ + $example_files_q = db_query("select * from textbook_companion_preference tcp join textbook_companion_chapter tcc on tcp.id=tcc.preference_id join textbook_companion_example tce ON tcc.id=tce.chapter_id join textbook_companion_example_files tcef on tce.id=tcef.example_id where tcef.example_id= :example_id", array( + ':example_id' => $example_row->id + )); + while ($example_files_row = $example_files_q->fetchObject()) { + $zip->addFile($root_path . $example_files_row->directory_name . '/' . $example_files_row->filepath, $CH_PATH . $EX_PATH . $example_files_row->filename); + } //$example_files_row = $example_files_q->fetchObject() + } //$example_row = $example_q->fetchObject() + $zip_file_count = $zip->numFiles; + $zip->close(); + if ($zip_file_count > 0) { + /* download zip file */ + header('Content-Type: application/zip'); + header('Content-disposition: attachment; filename="CH' . $chapter_data->number . '.zip"'); + header('Content-Length: ' . filesize($zip_filename)); + ob_clean(); + readfile($zip_filename); + unlink($zip_filename); + } //$zip_file_count > 0 + else { + drupal_set_message("There are no examples in this chapter to download", 'error'); + drupal_goto('textbook-companion/textbook-run'); + } +} function textbook_companion_download_book() - { - $book_id = arg(3); - $root_path = textbook_companion_path(); - $root_temp_path = textbook_companion_temp_path(); - /* get example data */ - /*$book_q = db_query("SELECT * FROM {textbook_companion_preference} WHERE id = %d", $book_id); - $book_data = db_fetch_object($book_q);*/ - $query = db_select('textbook_companion_preference'); - $query->fields('textbook_companion_preference'); - $query->condition('id', $book_id); - $result = $query->execute(); - $book_data = $result->fetchObject(); - $zipname = str_replace(' ', '_', ($book_data->book)); - $directory_name = $book_data->directory_name; - $BK_PATH = $zipname . '/'; - /* zip filename */ - if (!is_dir($root_temp_path . 'tbc_download_temp')) - mkdir($root_temp_path . 'tbc_download_temp'); - $zip_filename = $root_temp_path .'tbc_download_temp/' . 'zip-' . time() . '-' . rand(0, 999999) . '.zip'; - /* creating zip archive on the server */ - $zip = new ZipArchive(); - $zip->open($zip_filename, ZipArchive::CREATE); - /*$chapter_q = db_query("SELECT * FROM {textbook_companion_chapter} WHERE preference_id = %d", $book_id);*/ - $query = db_select('textbook_companion_chapter'); - $query->fields('textbook_companion_chapter'); - $query->condition('preference_id', $book_id); - $chapter_q = $query->execute(); - while ($chapter_row = $chapter_q->fetchObject()) - { - $CH_PATH = 'CH' . $chapter_row->number . '/'; - /*$example_q = db_query("SELECT * FROM {textbook_companion_example} WHERE chapter_id = %d AND approval_status = 1", $chapter_row->id);*/ - $query = db_select('textbook_companion_example'); - $query->fields('textbook_companion_example'); - $query->condition('chapter_id', $chapter_row->id); - $query->condition('approval_status', 1); - $example_q = $query->execute(); - while ($example_row = $example_q->fetchObject()) - { - $EX_PATH = 'EX' . $example_row->number . '/'; - /*$example_files_q = db_query("SELECT * FROM {textbook_companion_example_files} WHERE example_id = %d", $example_row->id);*/ - $query = db_select('textbook_companion_example_files'); - $query->fields('textbook_companion_example_files'); - $query->condition('example_id', $example_row->id); - $example_files_q = $query->execute(); - while ($example_files_row = $example_files_q->fetchObject()) - { - $zip->addFile($root_path . $directory_name . '/' . $example_files_row->filepath, $BK_PATH . $CH_PATH . $EX_PATH . $example_files_row->filename); - } - } - } - $zip_file_count = $zip->numFiles; - $zip->close(); - if ($zip_file_count > 0) - { - /* download zip file */ - global $user; - if ($user->uid) - { - header('Content-Type: application/zip'); - header('Content-disposition: attachment; filename="' . str_replace(' ', '_', ($book_data->book)) . '.zip"'); - header('Content-Length: ' . filesize($zip_filename)); - ob_clean(); - readfile($zip_filename); - unlink($zip_filename); - } - else - { - header('Content-Type: application/zip'); - header('Content-disposition: attachment; filename="' . str_replace(' ', '_', ($book_data->book)) . '.zip"'); - header('Content-Length: ' . filesize($zip_filename)); - header("Content-Transfer-Encoding: binary"); - header('Expires: 0'); - header('Pragma: no-cache'); - ob_end_flush(); - ob_clean(); - flush(); - readfile($zip_filename); - unlink($zip_filename); - } - } - else - { - drupal_set_message("There are no examples in this book to download", 'error'); - drupal_goto('textbook-companion/textbook-run'); - } - } +{ + $book_id = arg(3); + $root_path = textbook_companion_path(); + $root_temp_path = textbook_companion_temp_path(); + /* get example data */ + /*$book_q = db_query("SELECT * FROM {textbook_companion_preference} WHERE id = %d", $book_id); + $book_data = db_fetch_object($book_q);*/ + $query = db_select('textbook_companion_preference'); + $query->fields('textbook_companion_preference'); + $query->condition('id', $book_id); + $result = $query->execute(); + $book_data = $result->fetchObject(); + $zipname = str_replace(' ', '_', ($book_data->book)); + $directory_name = $book_data->directory_name; + $BK_PATH = $zipname . '/'; + /* zip filename */ + if (!is_dir($root_temp_path . 'tbc_download_temp')) + mkdir($root_temp_path . 'tbc_download_temp'); + $zip_filename = $root_temp_path . 'tbc_download_temp/' . 'zip-' . time() . '-' . rand(0, 999999) . '.zip'; + /* creating zip archive on the server */ + $zip = new ZipArchive(); + $zip->open($zip_filename, ZipArchive::CREATE); + /*$chapter_q = db_query("SELECT * FROM {textbook_companion_chapter} WHERE preference_id = %d", $book_id);*/ + $query = db_select('textbook_companion_chapter'); + $query->fields('textbook_companion_chapter'); + $query->condition('preference_id', $book_id); + $chapter_q = $query->execute(); + while ($chapter_row = $chapter_q->fetchObject()) { + $CH_PATH = 'CH' . $chapter_row->number . '/'; + /*$example_q = db_query("SELECT * FROM {textbook_companion_example} WHERE chapter_id = %d AND approval_status = 1", $chapter_row->id);*/ + $query = db_select('textbook_companion_example'); + $query->fields('textbook_companion_example'); + $query->condition('chapter_id', $chapter_row->id); + $query->condition('approval_status', 1); + $example_q = $query->execute(); + while ($example_row = $example_q->fetchObject()) { + $EX_PATH = 'EX' . $example_row->number . '/'; + /*$example_files_q = db_query("SELECT * FROM {textbook_companion_example_files} WHERE example_id = %d", $example_row->id);*/ + $query = db_select('textbook_companion_example_files'); + $query->fields('textbook_companion_example_files'); + $query->condition('example_id', $example_row->id); + $example_files_q = $query->execute(); + while ($example_files_row = $example_files_q->fetchObject()) { + $zip->addFile($root_path . $directory_name . '/' . $example_files_row->filepath, $BK_PATH . $CH_PATH . $EX_PATH . $example_files_row->filename); + } //$example_files_row = $example_files_q->fetchObject() + } //$example_row = $example_q->fetchObject() + } //$chapter_row = $chapter_q->fetchObject() + $zip_file_count = $zip->numFiles; + $zip->close(); + if ($zip_file_count > 0) { + /* download zip file */ + global $user; + if ($user->uid) { + header('Content-Type: application/zip'); + header('Content-disposition: attachment; filename="' . str_replace(' ', '_', ($book_data->book)) . '.zip"'); + header('Content-Length: ' . filesize($zip_filename)); + ob_clean(); + readfile($zip_filename); + unlink($zip_filename); + } //$user->uid + else { + header('Content-Type: application/zip'); + header('Content-disposition: attachment; filename="' . str_replace(' ', '_', ($book_data->book)) . '.zip"'); + header('Content-Length: ' . filesize($zip_filename)); + header("Content-Transfer-Encoding: binary"); + header('Expires: 0'); + header('Pragma: no-cache'); + ob_end_flush(); + ob_clean(); + flush(); + readfile($zip_filename); + unlink($zip_filename); + } + } //$zip_file_count > 0 + else { + drupal_set_message("There are no examples in this book to download", 'error'); + drupal_goto('textbook-companion/textbook-run'); + } +} |