CDR: Audio waveform generation integration.
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fusionate
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commit
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<?php
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/*
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FusionPBX
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Version: MPL 1.1
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The contents of this file are subject to the Mozilla Public License Version
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1.1 (the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.mozilla.org/MPL/
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Software distributed under the License is distributed on an "AS IS" basis,
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WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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for the specific language governing rights and limitations under the
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License.
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The Original Code is FusionPBX
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The Initial Developer of the Original Code is
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Mark J Crane <markjcrane@fusionpbx.com>
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Portions created by the Initial Developer are Copyright (C) 2024
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the Initial Developer. All Rights Reserved.
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Contributor(s):
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Mark J Crane <markjcrane@fusionpbx.com>
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*/
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//includes files
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require_once dirname(__DIR__, 2) . "/resources/require.php";
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require_once "resources/check_auth.php";
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require_once "resources/classes/waveform.php";
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use maximal\audio\Waveform;
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//check permisions
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if (permission_exists('xml_cdr_recording_play')) {
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//access granted
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}
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else {
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echo "access denied";
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exit;
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}
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//create the waveform file
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if (is_uuid($_GET['id'])) {
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//get call recording details from database
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$sql = "select call_recording_name, call_recording_path ";
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if (!empty($_SESSION['call_recordings']['storage_type']['text']) && $_SESSION['call_recordings']['storage_type']['text'] == 'base64' && !empty($row['call_recording_base64'])) {
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$sql = ", call_recording_base64 ";
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}
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$sql .= "from view_call_recordings ";
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$sql .= "where call_recording_uuid = :call_recording_uuid ";
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$parameters['call_recording_uuid'] = $_GET['id'];
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$database = new database;
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$row = $database->select($sql, $parameters, 'row');
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if (is_array($row) && @sizeof($row) != 0) {
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$call_recording_name = $row['call_recording_name'];
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$call_recording_path = $row['call_recording_path'];
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if (!empty($_SESSION['call_recordings']['storage_type']['text']) && $_SESSION['call_recordings']['storage_type']['text'] == 'base64' && !empty($row['call_recording_base64'])) {
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file_put_contents($call_recording_path.'/'.$call_recording_name, base64_decode($row['call_recording_base64']));
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}
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}
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unset($sql, $parameters);
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//build full path
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$full_recording_path = $call_recording_path.'/'.$call_recording_name;
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//stream waveform file
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if ($full_recording_path != '/' && file_exists($full_recording_path)) {
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//temporary waveform image filename
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$temp_filename = 'waveform_'.$_GET['id'].'_'.rand(0000,9999).'.png';
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//create temporary waveform image, if doesn't exist
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if (file_exists($temp_filename)) {
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$wf = true;
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}
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else {
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//create temporary waveform image
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$waveform = new Waveform($full_recording_path);
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Waveform::$linesPerPixel = 1; // default: 8
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Waveform::$samplesPerLine = 512; // default: 512
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Waveform::$colorA = !empty($_SESSION['theme']['audio_player_waveform_color_a_leg']['text']) ? color_to_rgba_array($_SESSION['theme']['audio_player_waveform_color_a_leg']['text']) : [32,134,37,0.6]; // array rgba, left (a-leg) wave color
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Waveform::$colorB = !empty($_SESSION['theme']['audio_player_waveform_color_b_leg']['text']) ? color_to_rgba_array($_SESSION['theme']['audio_player_waveform_color_b_leg']['text']) : [0,125,232,0.6]; // array rgba, right (b-leg) wave color
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Waveform::$backgroundColor = !empty($_SESSION['theme']['audio_player_waveform_color_background']['text']) ? color_to_rgba_array($_SESSION['theme']['audio_player_waveform_color_background']['text']) : [0,0,0,0]; // array rgba, default: transparent
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Waveform::$axisColor = !empty($_SESSION['theme']['audio_player_waveform_color_axis']['text']) ? color_to_rgba_array($_SESSION['theme']['audio_player_waveform_color_axis']['text']) : [0,0,0,0.3]; // array rgba
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Waveform::$singlePhase = empty($_SESSION['theme']['audio_player_waveform_single_phase']['boolean']) || $_SESSION['theme']['audio_player_waveform_single_phase']['boolean'] !== 'true' ? false : true; // positive phase only - left (a-leg) top, right (b-leg) bottom
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Waveform::$singleAxis = empty($_SESSION['theme']['audio_player_waveform_single_axis']['boolean']) || $_SESSION['theme']['audio_player_waveform_single_axis']['boolean'] !== 'false' ? true : false; // combine channels into single axis
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$height = !empty($_SESSION['theme']['audio_player_waveform_height']['text']) && is_numeric(str_replace('px','',$_SESSION['theme']['audio_player_waveform_height']['text'])) ? 2.2 * (int) str_replace('px','',$_SESSION['theme']['audio_player_waveform_height']['text']) : null;
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$wf = $waveform->getWaveform($temp_filename, 1600, $height ?? 180); // input: png filename returns boolean true/false, or 'base64' returns base64 string
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}
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//stream image to browser
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if ($wf === true && file_exists($temp_filename)) {
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ob_clean();
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$fd = fopen($temp_filename, 'rb');
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header("Content-Type: application/force-download");
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header("Content-Type: application/octet-stream");
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header("Content-Type: application/download");
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header("Content-Description: File Transfer");
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header("Content-Type: image/png");
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header('Content-Disposition: attachment; filename="'.$temp_filename.'"');
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header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
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header("Expires: Sat, 26 Jul 1997 05:00:00 GMT"); // Date in the past
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header("Content-Length: ".filesize($temp_filename));
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ob_clean();
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fpassthru($fd);
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}
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}
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//if base64, remove temp recording file
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if (!empty($_SESSION['call_recordings']['storage_type']['text']) && $_SESSION['call_recordings']['storage_type']['text'] == 'base64' && !empty($row['call_recording_base64'])) {
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@unlink($full_recording_path);
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}
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unset($row);
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//delete temp waveform image
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@unlink($temp_filename);
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}
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?>
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@ -772,7 +772,7 @@
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//recording playback
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if (permission_exists('xml_cdr_recording_play')) {
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$content .= "<tr class='list-row' id='recording_progress_bar_".$row['xml_cdr_uuid']."' style='display: none;'><td class='playback_progress_bar_background' style='padding: 0; border-bottom: none; overflow: hidden;' colspan='".$col_count."'><span class='playback_progress_bar' id='recording_progress_".$row['xml_cdr_uuid']."'></span></td></tr>\n";
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$content .= "<tr class='list-row' id='recording_progress_bar_".$row['xml_cdr_uuid']."' style='display: none;' onclick=\"recording_play('".escape($row['xml_cdr_uuid'])."')\"><td id='playback_progress_bar_background_".escape($row['xml_cdr_uuid'])."' class='playback_progress_bar_background' colspan='".$col_count."'><span class='playback_progress_bar' id='recording_progress_".$row['xml_cdr_uuid']."'></span></td></tr>\n";
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$content .= "<tr class='list-row' style='display: none;'><td></td></tr>\n"; // dummy row to maintain alternating background color
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}
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if (permission_exists('xml_cdr_details')) {
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