webcam_clip.php 7.5 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * This file allows record wav files.
  5. *
  6. * @package chamilo.document
  7. *
  8. * @author Juan Carlos Raña Trabado herodoto@telefonica.net
  9. * @since 7/jun/2012
  10. */
  11. /**
  12. * Code
  13. */
  14. /* INIT SECTION */
  15. // Name of the language file that needs to be included
  16. $language_file = array('document');
  17. require_once '../inc/global.inc.php';
  18. $_SESSION['whereami'] = 'document/webcamclip';
  19. $this_section = SECTION_COURSES;
  20. require_once api_get_path(SYS_CODE_PATH).'document/document.inc.php';
  21. require_once api_get_path(LIBRARY_PATH).'groupmanager.lib.php';
  22. $nameTools = get_lang('WebCamClip');
  23. api_protect_course_script();
  24. api_block_anonymous_users();
  25. $document_data = DocumentManager::get_document_data_by_id($_GET['id'], api_get_course_id(), true);
  26. if (empty($document_data)) {
  27. if (api_is_in_group()) {
  28. $group_properties = GroupManager::get_group_properties(api_get_group_id());
  29. $document_id = DocumentManager::get_document_id(api_get_course_info(), $group_properties['directory']);
  30. $document_data = DocumentManager::get_document_data_by_id($document_id, api_get_course_id());
  31. }
  32. }
  33. $document_id = $document_data['id'];
  34. $dir = $document_data['path'];
  35. //make some vars
  36. $webcamdir=$dir;
  37. if($webcamdir=="/"){
  38. $webcamdir="";
  39. }
  40. $is_allowed_to_edit = api_is_allowed_to_edit(null, true);
  41. // Please, do not modify this dirname formatting
  42. if (strstr($dir, '..')) {
  43. $dir = '/';
  44. }
  45. if ($dir[0] == '.') {
  46. $dir = substr($dir, 1);
  47. }
  48. if ($dir[0] != '/') {
  49. $dir = '/'.$dir;
  50. }
  51. if ($dir[strlen($dir) - 1] != '/') {
  52. $dir .= '/';
  53. }
  54. $filepath = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document'.$dir;
  55. if (!is_dir($filepath)) {
  56. $filepath = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document/';
  57. $dir = '/';
  58. }
  59. //groups //TODO: clean
  60. if (isset ($_SESSION['_gid']) && $_SESSION['_gid'] != 0) {
  61. $req_gid = '&amp;gidReq='.$_SESSION['_gid'];
  62. $interbreadcrumb[] = array ("url" => "../group/group_space.php?gidReq=".$_SESSION['_gid'], "name" => get_lang('GroupSpace'));
  63. $noPHP_SELF = true;
  64. $to_group_id = $_SESSION['_gid'];
  65. $group = GroupManager :: get_group_properties($to_group_id);
  66. $path = explode('/', $dir);
  67. if ('/'.$path[1] != $group['directory']) {
  68. api_not_allowed(true);
  69. }
  70. }
  71. $interbreadcrumb[] = array ("url" => "./document.php?id=".$document_id.$req_gid, "name" => get_lang('Documents'));
  72. if (!$is_allowed_in_course) {
  73. api_not_allowed(true);
  74. }
  75. if (!($is_allowed_to_edit || $_SESSION['group_member_with_upload_rights'] || is_my_shared_folder(api_get_user_id(), Security::remove_XSS($dir),api_get_session_id()))) {
  76. api_not_allowed(true);
  77. }
  78. /* Header */
  79. event_access_tool(TOOL_DOCUMENT);
  80. $display_dir = $dir;
  81. if (isset ($group)) {
  82. $display_dir = explode('/', $dir);
  83. unset ($display_dir[0]);
  84. unset ($display_dir[1]);
  85. $display_dir = implode('/', $display_dir);
  86. }
  87. // Interbreadcrumb for the current directory root path
  88. $counter = 0;
  89. if (isset($document_data['parents'])) {
  90. foreach($document_data['parents'] as $document_sub_data) {
  91. //fixing double group folder in breadcrumb
  92. if (api_get_group_id()) {
  93. if ($counter == 0) {
  94. $counter++;
  95. continue;
  96. }
  97. }
  98. $interbreadcrumb[] = array('url' => $document_sub_data['document_url'], 'name' => $document_sub_data['title']);
  99. $counter++;
  100. }
  101. }
  102. //make some vars
  103. $webcamuserid=api_get_user_id();
  104. Display :: display_header($nameTools, 'Doc');
  105. echo '<div class="actions">';
  106. echo '<a href="document.php?id='.$document_id.'">'.Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('DocumentsOverview'),'',ICON_SIZE_MEDIUM).'</a>';
  107. echo '</div>';
  108. ?>
  109. <div align="center">
  110. <h2><?php echo get_lang('TakeYourPhotos'); ?></h2>
  111. </div>
  112. <div align="center" style="padding-left:50px;">
  113. <table><tr><td valign=top>
  114. <h3><?php echo get_lang('LocalInputImage'); ?></h3>
  115. <!-- First, include the JPEGCam JavaScript Library -->
  116. <script type="text/javascript" src="<?php echo api_get_path(WEB_LIBRARY_PATH); ?>jpegcam/webcam.js"></script>
  117. <!-- Configure a few settings -->
  118. <script language="JavaScript">
  119. var clip_filename='video_clip.jpg';
  120. //var clip_filename='<?php //echo date('YmdHis') . '.jpg'; ?>';
  121. webcam.set_swf_url ( '<?php echo api_get_path(WEB_LIBRARY_PATH); ?>jpegcam//webcam.swf?blackboard.png' );
  122. webcam.set_shutter_sound( true,'<?php echo api_get_path(WEB_LIBRARY_PATH); ?>jpegcam/shutter.mp3' ); // true play shutter click sound
  123. webcam.set_quality( 90 ); // JPEG quality (1 - 100)
  124. webcam.set_api_url( '<?php echo api_get_path(WEB_LIBRARY_PATH); ?>jpegcam/webcam_receiver.php?webcamname='+escape(clip_filename)+'&webcamdir=<?php echo $webcamdir; ?>&webcamuserid=<?php echo $webcamuserid; ?>' );
  125. </script>
  126. <!-- Next, write the movie to the page at 320x240 -->
  127. <script language="JavaScript">
  128. document.write( webcam.get_html(320, 240) );
  129. </script>
  130. <!-- Some buttons for controlling things -->
  131. <br/>
  132. <form>
  133. <br/>
  134. <input type=button value="<?php echo get_lang('Snapshot'); ?>" onClick="webcam.freeze()">
  135. <input type=button value="<?php echo get_lang('Clean'); ?>" onClick="webcam.reset()">
  136. <input type=button value="<?php echo get_lang('Send'); ?>" onClick="do_upload()">
  137. &nbsp;&nbsp;||&nbsp;&nbsp;
  138. <input type=button value="<?php echo get_lang('Auto'); ?>" onClick="start_video();">
  139. <input type=button value="<?php echo get_lang('Stop'); ?>" onClick="stop_video()">
  140. <br/>
  141. <input type=button value="<?php echo get_lang('Configure'); ?>" onClick="webcam.configure()">
  142. </form>
  143. <!-- Code to handle the server response (see webcam_receiver.php) -->
  144. <script language="JavaScript">
  145. webcam.set_hook( 'onComplete', 'my_completion_handler' );
  146. function do_upload() {
  147. // upload to server
  148. if (this.loaded){
  149. document.getElementById('upload_results').innerHTML = '<h3><?php echo get_lang('Uploading'); ?></h3>';
  150. }
  151. webcam.upload();
  152. }
  153. function my_completion_handler(msg) {
  154. // extract URL out of PHP output
  155. if (msg.match(/(http\:\/\/\S+)/)) {
  156. var image_url = RegExp.$1;
  157. image_url=image_url.replace(/\\/g,'/').replace( /.*\//, '' );// extract basename
  158. image_url='<?php echo api_get_path(WEB_COURSE_PATH).$_course['path'].'/document/'.$dir;?>'+image_url+'<?php echo '?'.api_get_cidreq(); ?>';
  159. // show JPEG image in page
  160. document.getElementById('upload_results').innerHTML =
  161. '<div style="width: 320px;">' +
  162. '<h3><?php echo get_lang('ClipSent'); ?></h3>' +
  163. '<img src="' + image_url + '">' +
  164. '</div>';
  165. // reset camera for another shot
  166. webcam.reset();
  167. }
  168. else alert("PHP Error: " + msg);
  169. }
  170. </script>
  171. <script language=javascript>
  172. var internaval=null;
  173. var timeout=null;
  174. var counter=0;
  175. var fps=1000;//one frame per second
  176. var maxclip=25;//maximum number of clips
  177. var maxtime=60000;//stop after one minute
  178. function stop_video() {
  179. interval=window.clearInterval(interval);
  180. }
  181. function start_video() {
  182. webcam.set_stealth( true ); // do not freeze image upon capture
  183. interval=window.setInterval("clip_send_video()",fps);
  184. }
  185. function clip_send_video() {
  186. counter++
  187. timeout=setTimeout('stop_video()',maxtime);
  188. if(maxclip>=counter){
  189. webcam.snap();// clip and upload
  190. }
  191. else {
  192. interval=window.clearInterval(interval);
  193. }
  194. }
  195. </script>
  196. </td><td width=50>&nbsp;</td><td valign=top>
  197. <div id="upload_results" style="background-color:#ffffff;"></div>
  198. </td></tr></table>
  199. </div>
  200. <?php
  201. Display :: display_footer();