Add download video option to events view

Creates a new popup window for downloading event video files with no directory structure in the archive

web/ajax/event.php

@@ -76,6 +76,19 @@ if ( canView( 'Events' ) ) {
           ajaxError( 'Export Failed' );
         break;
       }
+    case 'download' :
+      {
+        require_once( ZM_SKIN_PATH.'/includes/export_functions.php' );
+        $exportVideo = 1;
+        $exportFormat = $_REQUEST['exportFormat'];
+        $exportStructure = 'flat';
+        $exportIds = !empty($_REQUEST['eids'])?$_REQUEST['eids']:$_REQUEST['id'];
+        if ( $exportFile = exportEvents( $exportIds, false, false, false, $exportVideo, false, $exportFormat, $exportStructure ) )
+          ajaxResponse( array( 'exportFile'=>$exportFile ) );
+        else
+          ajaxError( 'Export Failed' );
+        break;
+      }
   }
 }
 

web/lang/en_gb.php

@@ -322,6 +322,8 @@ $SLANG = array(
     'ExportDetails'         => 'Export Event Details',
     'Exif'                  => 'Embed EXIF data into image',
     'Export'                => 'Export',
+    'DownloadVideo'         => 'Download Video',
+    'GenerateDownload'      => 'Generate Download',
     'ExportFailed'          => 'Export Failed',
     'ExportFormat'          => 'Export File Format',
     'ExportFormatTar'       => 'Tar',

web/skins/classic/includes/export_functions.php

@@ -853,7 +853,7 @@ function exportFileList( $eid, $exportDetail, $exportFrames, $exportImages, $exp
     return( array_values( $exportFileList ) );
 }
 
-function exportEvents( $eids, $exportDetail, $exportFrames, $exportImages, $exportVideo, $exportMisc, $exportFormat )
+function exportEvents( $eids, $exportDetail, $exportFrames, $exportImages, $exportVideo, $exportMisc, $exportFormat, $exportStructure = false )
 {     
     
     if ( canView( 'Events' ) && !empty($eids) )
@@ -907,8 +907,12 @@ function exportEvents( $eids, $exportDetail, $exportFrames, $exportImages, $expo
         {
             $archive = ZM_DIR_EXPORTS."/".$export_root.".tar.gz";
             @unlink( $archive );
-            $command = "tar --create --gzip --file=$archive --files-from=$listFile";
-            exec( escapeshellcmd( $command ), $output, $status );
+            if ($exportStructure == 'flat') {  //strip file paths if we choose
+              $command = "tar --create --gzip --file=".escapeshellarg($archive)." --files-from=".escapeshellarg($listFile)." --xform='s#^.+/##x'";
+            } else {
+              $command = "tar --create --gzip --file=".escapeshellarg($archive)." --files-from=".escapeshellarg($listFile);
+            }
+            exec( $command, $output, $status );
             if ( $status )
             {
                 Error( "Command '$command' returned with status $status" );
@@ -921,7 +925,11 @@ function exportEvents( $eids, $exportDetail, $exportFrames, $exportImages, $expo
         {
             $archive = ZM_DIR_EXPORTS."/".$export_root.".zip";
             @unlink( $archive );
+            if ($exportStructure == 'flat') {
+              $command = "cat ".escapeshellarg($listFile)." | zip -q -j ".escapeshellarg($archive)." -@";
+            } else {
               $command = "cat ".escapeshellarg($listFile)." | zip -q ".escapeshellarg($archive)." -@";
+            }
 //cat zmFileList.txt | zip -q zm_export.zip -@
 //-bash: zip: command not found
 

web/skins/classic/js/flat.js

@@ -33,6 +33,7 @@ var popupSizes = {
     'device':       { 'width': 260, 'height': 150 },
     'devices':      { 'width': 400, 'height': 240 },
     'donate':       { 'width': 500, 'height': 280 },
+    'download':     { 'width': 350, 'height': 215 },
     'event':        { 'addWidth': 108, 'minWidth': 496, 'addHeight': 230, 'minHeight': 540 },
     'eventdetail':  { 'width': 600, 'height': 420 },
     'events':       { 'width': 1220, 'height': 780 },

web/skins/classic/views/download.php

@@ -0,0 +1,109 @@
+<?php
+//
+// ZoneMinder web export view file, $Date$, $Revision$
+// Copyright (C) 2001-2008 Philip Coombes
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+
+if ( !canView( 'Events' ) ) {
+  $view = 'error';
+  return;
+}
+
+if (isset($_REQUEST['filter'])) { //Handles montageReview filter
+  $eventsSql = 'SELECT E.Id FROM Events as E WHERE 1';
+  parseFilter($_REQUEST['filter']);
+  $eventsSql .= $_REQUEST['filter']['sql'];
+  $results = dbQuery($eventsSql);
+  $eids = [];
+  while ( $event_row = dbFetchNext( $results ) ) {
+    array_push($eids, 'eids[]='.$event_row['Id']);
+  }
+  $_REQUEST['eids'] = $eids;
+}
+
+$focusWindow = true;
+
+xhtmlHeaders(__FILE__, translate('Download') );
+?>
+<body>
+  <div id="page">
+    <div id="header">
+      <div id="headerButtons">
+        <a href="#" onclick="closeWindow()"><?php echo translate('Close') ?></a>
+      </div>
+      <h2><?php echo translate('Download') ?></h2>
+    </div>
+    <div id="content">
+      <form name="contentForm" id="contentForm" method="post" action="<?php echo $_SERVER['PHP_SELF'] ?>">
+<?php
+if ( !empty($_REQUEST['eid']) )
+{
+?>
+        <input type="hidden" name="id" value="<?php echo validInt($_REQUEST['eid']) ?>"/>
+<?php
+}
+elseif ( !empty($_REQUEST['eids']) )
+{
+    foreach ( $_REQUEST['eids'] as $eid )
+    {
+?>
+        <input type="hidden" name="eids[]" value="<?php echo validInt($eid) ?>"/>
+<?php
+    }
+    unset( $eid );
+}
+?>
+        <table id="contentTable" class="minor" cellspacing="0">
+          <tbody>
+            <tr>
+              <td><input type="hidden" name="exportVideo" value="1"/></td>
+            </tr>
+            <tr>
+              <th scope="row"><?php echo translate('ExportFormat') ?></th>
+              <td>
+                <input type="radio" id="exportFormatTar" name="exportFormat" value="tar" onclick="configureExportButton( this )"/><label for="exportFormatTar"><?php echo translate('ExportFormatTar') ?></label>
+                <input type="radio" id="exportFormatZip" name="exportFormat" value="zip" checked="checked" onclick="configureExportButton( this )"/><label for="exportFormatZip"><?php echo translate('ExportFormatZip') ?></label>
+              </td>
+            </tr>
+          </tbody>
+        </table>
+        <input type="button" id="exportButton" name="exportButton" value="<?php echo translate('GenerateDownload') ?>" onclick="exportEvent( this.form );" />
+      </form>
+    </div>
+<?php
+    if ( isset($_REQUEST['generated']) )
+    {
+?>
+      <h2 id="exportProgress" class="<?php echo $_REQUEST['generated']?'infoText':'errorText' ?>"><span id="exportProgressText"><?php echo $_REQUEST['generated']?translate('ExportSucceeded'):translate('ExportFailed') ?></span><span id="exportProgressTicker"></span></h2>
+<?php
+    }
+    else
+    {
+?>
+      <h2 id="exportProgress" class="hidden warnText"><span id="exportProgressText"><?php echo translate('Exporting') ?></span><span id="exportProgressTicker"></span></h2>
+<?php
+    }
+    if ( !empty($_REQUEST['generated']) )
+    {
+?>
+      <h3 id="downloadLink"><a href="<?php echo validHtmlStr($_REQUEST['exportFile']) ?>"><?php echo translate('Download') ?></a></h3>
+<?php
+    }
+?>
+  </div>
+</body>
+</html>

web/skins/classic/views/events.php

@@ -269,6 +269,7 @@ if ( true || canEdit( 'Events' ) ) {
           <input type="button" name="unarchiveBtn" value="<?php echo translate('Unarchive') ?>" onclick="unarchiveEvents( this, 'markEids' );" disabled="disabled"/>
           <input type="button" name="editBtn" value="<?php echo translate('Edit') ?>" onclick="editEvents( this, 'markEids' )" disabled="disabled"/>
           <input type="button" name="exportBtn" value="<?php echo translate('Export') ?>" onclick="exportEvents( this, 'markEids' )" disabled="disabled"/>
+          <input type="button" name="downloadBtn" value="<?php echo translate('DownloadVideo') ?>" onclick="downloadVideo( this, 'markEids' )" disabled="disabled"/>
           <input type="button" name="deleteBtn" value="<?php echo translate('Delete') ?>" onclick="deleteEvents( this, 'markEids' );" disabled="disabled"/>
         </div>
 <?php

web/skins/classic/views/js/download.js

@@ -0,0 +1,37 @@
+function startDownload( exportFile ) {
+  window.location.replace( exportFile );
+}
+
+var exportTimer = null;
+
+function exportProgress() {
+  var tickerText = $('exportProgressTicker').get('text');
+  if ( tickerText.length < 1 || tickerText.length > 4 )
+    $('exportProgressTicker').set( 'text', '.' );
+  else
+    $('exportProgressTicker').appendText( '.' );
+}
+
+function exportResponse( respObj, respText ) {
+  window.location.replace( thisUrl+'?view='+currentView+'&'+eidParm+'&exportFile='+respObj.exportFile+'&generated='+((respObj.result=='Ok')?1:0) );
+}
+
+function exportEvent( form ) {
+  var parms = 'view=request&request=event&action=download';
+  parms += '&'+$(form).toQueryString();
+  var query = new Request.JSON( { url: thisUrl, method: 'post', data: parms, onSuccess: exportResponse } );
+  query.send();
+  $('exportProgress').removeClass( 'hidden' );
+  $('exportProgress').setProperty( 'class', 'warnText' );
+  $('exportProgressText').set( 'text', exportProgressString );
+  exportProgress();
+  exportTimer = exportProgress.periodical( 500 );
+}
+
+function initPage() {
+  if ( exportReady ) {
+    startDownload.pass( exportFile ).delay( 1500 );
+  }
+}
+
+window.addEvent( 'domready', initPage );

web/skins/classic/views/js/download.js.php

@@ -0,0 +1,19 @@
+<?php
+if ( isset($_REQUEST['eids']) ) {
+  $eidParms = array();
+  foreach ( $_REQUEST['eids'] as $eid )
+    $eidParms[] = "eids[]=".validInt($eid);
+?>
+var eidParm = '<?php echo join( '&', $eidParms ) ?>';
+<?php
+} else if (isset($_REQUEST['eid'])) {
+?>
+var eidParm = 'eid=<?php echo validInt($_REQUEST['eid']) ?>';
+<?php
+}
+?>
+
+var exportReady = <?php echo !empty($_REQUEST['generated'])?'true':'false' ?>;
+var exportFile = '<?php echo !empty($_REQUEST['exportFile'])?validJsStr($_REQUEST['exportFile']):'' ?>';
+
+var exportProgressString = '<?php echo addslashes(translate('Exporting')) ?>';

web/skins/classic/views/js/events.js

@@ -15,6 +15,7 @@ function toggleCheckbox( element, name ) {
   form.editBtn.disabled = !checked;
   form.archiveBtn.disabled = unarchivedEvents?!checked:true;
   form.unarchiveBtn.disabled = archivedEvents?!checked:true;
+  form.downloadBtn.disabled = !checked;
   form.exportBtn.disabled = !checked;
   form.deleteBtn.disabled = !checked;
 }
@@ -38,6 +39,7 @@ function configureButton( element, name ) {
   form.editBtn.disabled = !checked;
   form.archiveBtn.disabled = (!checked)||(!unarchivedEvents);
   form.unarchiveBtn.disabled = (!checked)||(!archivedEvents);
+  form.downloadBtn.disabled = !checked;
   form.exportBtn.disabled = !checked;
   form.deleteBtn.disabled = !checked;
 }
@@ -74,6 +76,19 @@ function editEvents( element, name ) {
   createPopup( '?view=eventdetail&'+eids.join( '&' ), 'zmEventDetail', 'eventdetail' );
 }
 
+function downloadVideo( element, name ) {
+  var form = element.form;
+  var eids = new Array();
+  for (var i = 0; i < form.elements.length; i++) {
+    if (form.elements[i].name.indexOf(name) == 0) {
+      if ( form.elements[i].checked ) {
+        eids[eids.length] = 'eids[]='+form.elements[i].value;
+      }
+    }
+  }
+  createPopup( '?view=download&'+eids.join( '&' ), 'zmDownload', 'download' );
+}
+
 function exportEvents( element, name ) {
   var form = element.form;
   var eids = new Array();