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+/**

+ * @copyright 2021 Double Bastion LLC <www.doublebastion.com>

+ *

+ * @author Double Bastion LLC

+ *

+ * @license GNU AGPL version 3 or any later version

+ *

+ * This program is free software; you can redistribute it and/or

+ * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE

+ * License as published by the Free Software Foundation; either

+ * version 3 of the License, or 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 AFFERO GENERAL PUBLIC LICENSE for more details.

+ *

+ * You should have received a copy of the GNU Affero General Public

+ * License along with this program.  If not, see <http://www.gnu.org/licenses/>.

+ *

+ */

+

+  var userid = "<?php p($userId); ?>";

+  var charcolorthr = 160;

+  var textread = '';

+  var providerUsed = '';

+  var receiversNumbers = [];

+  var waittime = 1000;

+  var selectedid = '';

+  var isMMS = 0;

+  var n = 1;

+  var textsizekb = 0;

+  var uploadedtomms = [];

+  var msgtotalflsize = 0;

+  var readtxtfile = [];

+  var readjpg = [];

+  var readpng = [];

+  var readgif = [];

+  var readbmp = [];

+  var readtif = [];

+  var readmp4 = [];

+  var chosenProvider = '';

+  var chosenProvFullName = '';

+  var infonotecontent = '';

+  var validExtensions = [];

+  var maximumsize = 750;

+  var maxsizenonimage = 600;

+  var maximumfilenumber = 10;

+  var maximumsizeinit = 750;

+

+  // Adjust the path, so that the uploaded pdf files can be previewed while Nextcloud is served on a subdomain or on a subdirectory, by Nginx or by Apache

+  var locHref = window.location.href;

+  var pathSplit = locHref.split('/');

+  var firstPathEl = '';

+  if (pathSplit.length == 7) { firstPathEl = '/' + pathSplit[3]; }

+

+

+  // Get the available phone numbers associated with the API keys saved on the Settings page

+  $("#smsnumbersdiv").addClass('icon-loading');

+

+  var getsmsnumbersUrl = OC.generateUrl("/apps/sms_relentless/user/getsmsnumbers");

+

+  $.ajax({

+          url: getsmsnumbersUrl + '/' + userid,

+          type: "POST",

+          data: { userid: userid },

+          cache: false,

+          processData: false,

+          contentType: false,

+          success: function(currentnmbrs) {

+

+                     $('#currentsmsnmbrs').empty();

+

+                     if (currentnmbrs.length > 1) {

+

+                         $('#currentsmsnmbrs').append("<option class='optselectsmsnb' value='' selected='selected' disabled='' hidden=''>Choose an ID</option>");

+

+                         $.each(currentnmbrs, function(key, valsmsnmb) {

+                                $('#currentsmsnmbrs').append("<option value='"+ valsmsnmb +"' class='optselectsmsnb'>"+ valsmsnmb +"</option>");

+                         });

+

+                         // Append the available providers to the 'see balance' drop-down list

+                         var providerNm = [];

+                         for (var n = 0; n < currentnmbrs.length; n++) {

+

+                              var provfirstchr = currentnmbrs[n].split(": ")[0];

+                              if (provfirstchr == "Tx") {

+                                  if (providerNm.indexOf("Telnyx") === -1) {

+                                      providerNm.push("Telnyx");

+                                      $("#smsprovider").append("<option value='Telnyx' class='selectsmsprov'>Telnyx</option>");

+                                  }

+                              } else if (provfirstchr == "Pl") {

+                                  if (providerNm.indexOf("Plivo") === -1) {

+                                      providerNm.push("Plivo");

+                                      $("#smsprovider").append("<option value='Plivo' class='selectsmsprov'>Plivo</option>");

+                                  }

+                              } else if (provfirstchr == "Tw") {

+                                  if (providerNm.indexOf("Twilio") === -1) {

+                                      providerNm.push("Twilio");

+                                      $("#smsprovider").append("<option value='Twilio' class='selectsmsprov'>Twilio</option>");

+                                  }

+                              } else if (provfirstchr == "Fl") {

+                                  if (providerNm.indexOf("Flowroute") === -1) {

+                                      providerNm.push("Flowroute");

+                                      $("#smsprovider").append("<option value='Flowroute' class='selectsmsprov'>Flowroute</option>");

+                                  }

+                              }

+                         }

+

+                     } else if (currentnmbrs.length == 1) {

+

+                                $('#currentsmsnmbrs').append("<option value='"+ currentnmbrs[0] +"' class='optselectsmsnb' selected disabled>"+ currentnmbrs[0] +"</option>");

+

+                                selectedid = currentnmbrs[0];

+

+                                var unqprovider = currentnmbrs[0].split(": ")[0];

+

+                                if (unqprovider == 'Tx') {

+

+					  validExtensions = ["jpg", "jpeg", "png", "gif", "mp3", "ogg", "amr", "mp4", "3gpp", "pdf", "vcf", "vcard", "txt"];

+					  // Maximum size of message text + files in KB

+					  maximumsize = 1024;

+					  maximumsizeinit = 1024;

+					  maxsizenonimage = 600;

+					  maximumfilenumber = 10;

+					  chosenProvFullName = "Telnyx";

+					  infonotecontent = "To send an MMS, you can upload media files or pick them from Nextcloud. You can add up to 10 files. For Telnyx, if you send only jpeg/jpg, png \

+						             or gif files, the size of all the files plus the size of the text should be \

+						             <a href='https://support.telnyx.com/en/articles/4450150-faqs-about-mms-at-telnyx' style='color:#1b60ba' target='_blank' \

+						             rel='noreferrer noopener'>1024 KB</a> or less. If you send files of other formats, the total size of the files plus the size of the text should \

+						             be 600 KB or less. Allowed formats are jpeg/jpg, png, gif, mp3, ogg, amr, mp4, 3gpp, pdf, vcf, vcard and txt. By default, Telnyx accounts are \

+						             limited to <a href='https://support.telnyx.com/en/articles/3102823-mms-sending-and-receiving' style='color:#1b60ba' target='_blank' \

+						             rel='noreferrer noopener'>1 MMS message per second</a>. Deliverability of MMS messages depends on the carrier and device of the receiver. \

+						             Carriers can reject MMS messages with files exceeding a certain size. The best deliverability is achieved when sending jpeg/jpg, png or \

+						             gif files, with a total message size of 600 KB or less. Telnyx allows sending MMS messages only from US or Canadian phone numbers to other US \

+						             or Canadian phone numbers. Although all the specified file types can be added to the MMS, only the most common media file types (jpeg/jpg, png, \

+						             gif, mp4, ogg, etc.) can be previewed in the adjoining pane.";

+					  $("#tooltiptextfourth").html(infonotecontent);

+

+                                          // Append 'Telnyx' to the 'see balance' drop-down list

+                                          $("#smsprovider").append("<option value='Telnyx' class='selectsmsprov'>Telnyx</option>");

+

+                                } else if (unqprovider == 'Pl') {

+

+					  validExtensions = ["jpg", "jpeg", "png", "gif", "bmp", "wav", "wave", "mp4", "amr", "mpg", "mpeg", "3gpp", "3gpp2", "vcf", "vcard", "x-vcard", "ics", "ical", "ifb", 

+						             "icalendar", "csv", "txt", "pdf", "xls"];

+					  // Maximum size of message text + files in KB

+					  maximumsize = 5120;

+					  maximumsizeinit = 5120;

+					  maxsizenonimage = 600;

+					  maximumfilenumber = 10;

+					  chosenProvFullName = "Plivo";

+					  infonotecontent = "To send an MMS, you can upload media files or pick them from Nextcloud. You can add up to 10 files. For Plivo, if you send only jpeg/jpg, png \

+						             or gif files, the size of all the files plus the size of the text should be \

+						             <a href='https://support.plivo.com/hc/en-us/articles/360042280091-What-are-the-MMS-upload-size-limits-and-file-restrictions-' \

+						             style='color:#1b60ba' target='_blank' rel='noreferrer noopener'>5120 KB</a> or less. If you send files of other formats, the total size \

+						             of the files plus the size of the text should be 600 KB or less. <a href='https://support.plivo.com/hc/en-us/articles/360042273051' \

+						             style='color:#1b60ba' target='_blank' rel='noreferrer noopener'>Allowed formats</a> are jpeg/jpg, png, gif, bmp, wav/wave, mp4, amr, mpg, mpeg, 3gpp, \

+						             3gpp2, vcf, vcard, x-vcard, ics, ical, ifb, icalendar, csv, txt, pdf and xls. Deliverability of MMS messages depends on the carrier and \

+						             device of the receiver. Carriers can reject MMS messages with files exceeding a certain size. The best deliverability is \

+						             achieved when sending jpeg/jpg, png or gif files, with a total message size of 600 KB or less. Plivo allows sending MMS messages \

+						             only from US or Canadian phone numbers to other US or Canadian phone numbers. Although all the specified file types can be added to the MMS, \

+						             only the most common media file types (jpeg/jpg, png, gif, wav/wave, mp4, etc.) can be previewed in the adjoining pane.";

+					  $("#tooltiptextfourth").html(infonotecontent);

+

+                                          // Append 'Plivo' to the 'see balance' drop-down list

+                                          $("#smsprovider").append("<option value='Plivo' class='selectsmsprov'>Plivo</option>");

+

+                                } else if (unqprovider == 'Tw') {

+

+					  validExtensions = ["jpg", "jpeg", "png", "gif", "bmp", "tiff", "tif", "au", "snd", "l16", "wav", "wave", "aiff", "pcm", "mp4", "ogg", "ra", "ram", "3gpp", 

+						             "3gpp2", "ac3", "webm", "amr", "mpg", "mpeg", "mov", "qt", "h261", "h263", "h264", "vcf", "vcard", "x-vcard", "csv", "rtf", "ics", "ical", "ifb", 

+						             "icalendar", "directory", "pdf", "pkpass"];

+					  // Maximum size of message text + files in KB

+					  maximumsize = 5120;

+					  maximumsizeinit = 5120;

+					  maxsizenonimage = 600;

+					  maximumfilenumber = 10;

+					  chosenProvFullName = "Twilio";

+					  infonotecontent = "To send an MMS, you can upload media files or pick them from Nextcloud. You can add up to 10 files. For Twilio, if you send only jpeg/jpg, png \

+						             or gif files, the size of all the files plus the size of the text should be \

+						             <a href='https://support.twilio.com/hc/en-us/articles/360018832773-Twilio-Programmable-SMS-Supported-File-Types-and-Size-Limits-for-MMS-Media-Messages' \

+						             style='color:#1b60ba' target='_blank' rel='noreferrer noopener'>5120 KB</a> or less. If you send files of other formats, the total size \

+						             of the files plus the size of the text should be 600 KB or less. <a href='https://www.twilio.com/docs/sms/accepted-mime-types' \

+						             style='color:#1b60ba' target='_blank' rel='noreferrer noopener'>Allowed formats</a> are jpeg/jpg, png, gif, bmp, tiff/tif, au, snd, l16, \

+						             wav/wave, aiff, pcm, mp4, ogg, ra, ram, 3gpp, 3gpp2, ac3, webm, amr, mpg, mpeg, mov, qt, h261, h263, h264, vcf, vcard, x-vcard, csv, rtf, ics, \

+						             ical, ifb, icalendar, directory, pdf and pkpass. Deliverability of MMS messages depends on the carrier and device of the receiver. Carriers \

+						             can reject MMS messages with files exceeding a certain size. The best deliverability is achieved when sending jpeg/jpg, png or gif files, \

+						             with a total message size of 600 KB or less. Twilio allows sending MMS messages from US or Canadian phone numbers to other US or Canadian phone \

+						             numbers. However, MMS messages sent internationally will be converted to SMS messages with URL links to the included files. Although all the \

+						             specified file types can be added to the MMS, only the most common media file types (jpeg/jpg, png, gif, wav/wave, mp4, ogg, etc.) can be \

+						             previewed in the adjoining pane."

+					  $("#tooltiptextfourth").html(infonotecontent);

+

+                                          // Append 'Twilio' to the 'see balance' drop-down list

+                                          $("#smsprovider").append("<option value='Twilio' class='selectsmsprov'>Twilio</option>");

+

+                                } else if (unqprovider == 'Fl') {

+

+					  validExtensions = ["jpg", "jpeg", "png", "gif", "bmp", "3gp", "mp4", "avi", "amr", "midi", "wav", "wave", "ac3", "mp3"];

+					  // Maximum size of message text + files in KB

+					  maximumsize = 750;

+					  maximumsizeinit = 750;

+					  maxsizenonimage = 600;

+					  maximumfilenumber = 10;

+					  chosenProvFullName = "Flowroute";

+					  infonotecontent = "To send an MMS, you can upload media files or pick them from Nextcloud. You can add up to 10 files. For Flowroute, if you send only jpeg/jpg, \

+							     png or gif files, the size of all the files plus the size of the text should be \

+							     <a href='https://developer.flowroute.com/api/messages/v2.1/send-an-mms/' style='color:#1b60ba' target='_blank' \

+							     rel='noreferrer noopener'>750 KB</a> or less. If you send files of other formats, the total \

+							     size of the files plus the size of the text should be 600 KB or less. \

+							     <a href='https://support.flowroute.com/937402-What-file-types-does-Flowroute-MMS-support' style='color:#1b60ba' target='_blank' \

+							     rel='noreferrer noopener'>Allowed formats</a> are jpeg/jpg, png, gif, bmp, 3gp, mp4, avi, amr, midi, wav/wave, ac3 and mp3. Flowroute accounts are \

+							     limited to <a href='https://developer.flowroute.com/docs/sms-mms-best-practices/#sending-and-receiving-limitations' style='color:#1b60ba' \

+							     target='_blank' rel='noreferrer noopener'>1 MMS message per second</a>. Deliverability of MMS messages depends on the carrier and device \

+							     of the receiver. Carriers can reject MMS messages with files exceeding a certain size. The best deliverability is achieved when sending \

+							     jpeg/jpg, png or gif files, with a total message size of 600 KB or less. Flowroute allows sending MMS messages only from US or Canadian phone \

+							     numbers to other US or Canadian phone numbers. Although all the specified file types can be added to the MMS, only the most common media file \

+							     types (jpeg/jpg, png, gif, wav/wave, mp4, etc.) can be previewed in the adjoining pane."

+					  $("#tooltiptextfourth").html(infonotecontent);

+

+                                          // Append 'Flowroute' to the 'see balance' drop-down list

+                                          $("#smsprovider").append("<option value='Flowroute' class='selectsmsprov'>Flowroute</option>");

+                                }

+                     } else {

+                                $('#currentsmsnmbrs').append("<option value='' class='optselectsmsnb' selected disabled>No IDs</option>");

+                     }

+

+                     $("#smsnumbersdiv").removeClass('icon-loading');

+          }

+  });

+

+  // Clean the SMS_Relentless/temp_files directory

+  function cleanTempDirectory() {

+

+     var cleanflUrl = OC.generateUrl("/apps/sms_relentless/user/cleantempdir");

+

+     $.ajax({

+          url: cleanflUrl + '/' + userid,

+          type: "POST",

+          data: { userid: userid },

+          cache: false,

+          processData: false,

+          contentType: false

+     });

+  }

+  cleanTempDirectory();

+

+  // Clean the SMS_Relentless/multiple_recipients directory

+  function cleanMultRecDirectory() {

+

+     var cleanflUrl = OC.generateUrl("/apps/sms_relentless/user/cleanmultrecdir");

+

+     $.ajax({

+          url: cleanflUrl + '/' + userid,

+          type: "POST",

+          data: { userid: userid },

+          cache: false,

+          processData: false,

+          contentType: false

+     });

+  }

+  cleanMultRecDirectory();

+

+  // Check the available balance

+  $("#smsprovider").on("change", function () {

+

+     var provider = $('#smsprovider :selected').val();

+

+     if (provider == "Telnyx") {

+

+        var gettelbalance = function() {

+

+          $('#currentbalance').addClass('icon-loading');

+

+          var gettelbalanceUrl = OC.generateUrl("/apps/sms_relentless/user/getbalancetel");

+

+          $.ajax({

+              url: gettelbalanceUrl + '/' + userid,

+              type: "POST",

+              data: { userid: userid },

+              cache: false,

+              processData: false,

+              contentType: false,

+              success: function(currentbalancetel) {

+

+                     $('#currentbalance').empty();

+                     $('#currentbalance').text(currentbalancetel);

+                     $('#currentbalance').removeClass('icon-loading');

+              }

+          });

+        }

+

+        gettelbalance();

+

+     } else if (provider == "Plivo") {

+

+          var getnexbalance = function() {

+

+            $('#currentbalance').addClass('icon-loading');

+

+            var getnexbalanceUrl = OC.generateUrl("/apps/sms_relentless/user/getbalancenex");

+

+            $.ajax({

+                url: getnexbalanceUrl + '/' + userid,

+                type: "POST",

+                data: { userid: userid },

+                cache: false,

+                processData: false,

+                contentType: false,

+                success: function(currentbalancenex) {

+

+                     $('#currentbalance').empty();

+                     $('#currentbalance').text(currentbalancenex);

+                     $('#currentbalance').removeClass('icon-loading');

+                }

+            });

+          }

+

+          getnexbalance();

+

+     } else if (provider == "Twilio") {

+

+          var gettwilbalance = function() {

+

+            $('#currentbalance').addClass('icon-loading');

+

+            var gettwilbalanceUrl = OC.generateUrl("/apps/sms_relentless/user/getbalancetwil");

+

+            $.ajax({

+                url: gettwilbalanceUrl + '/' + userid,

+                type: "POST",

+                data: { userid: userid },

+                cache: false,

+                processData: false,

+                contentType: false,

+                success: function(currentbalancetwil) {

+

+                     $('#currentbalance').empty();

+                     $('#currentbalance').text(currentbalancetwil);

+                     $('#currentbalance').removeClass('icon-loading');

+                }

+            });

+          }

+

+          gettwilbalance();

+

+     } else if (provider == "Flowroute") {

+

+          var getflowbalance = function() {

+

+            $('#currentbalance').addClass('icon-loading');

+

+            var getflowbalanceUrl = OC.generateUrl("/apps/sms_relentless/user/getbalanceflow");

+

+            $.ajax({

+                url: getflowbalanceUrl + '/' + userid,

+                type: "POST",

+                data: { userid: userid },

+                cache: false,

+                processData: false,

+                contentType: false,

+                success: function(currentbalanceflow) {

+

+                     $('#currentbalance').empty();

+                     $('#currentbalance').text(currentbalanceflow);

+                     $('#currentbalance').removeClass('icon-loading');

+                }

+            });

+          }

+

+          getflowbalance();

+

+       } else if (provider == "") {

+                $('#currentbalance').text("");

+                $('#currentbalance').removeClass('icon-loading');

+       }

+  });

+

+

+  // Refresh the list of Sender IDs

+  $("#refreshSenderIDs").on("click", function(event) {

+

+     $('#refreshSenderIDs').addClass('icon-loading');

+

+     var getsmsnumbersUrl = OC.generateUrl("/apps/sms_relentless/user/refreshavailablenumbers");

+     var selectednmbr = null;

+

+     $.ajax({

+          url: getsmsnumbersUrl + '/' + userid,

+          type: "POST",

+          data: { userid: userid },

+          cache: false,

+          processData: false,

+          contentType: false,

+          success: function(smsnmbrs) {

+

+                    $('#currentsmsnmbrs').empty();

+                    $('#currentsmsnmbrs').append("<option class='optselectsmsnb' value='' selected='selected' disabled='' hidden=''>Choose an ID</option>");

+

+                    $.each(smsnmbrs, function(key, indsmsnmb) {

+                           $('#currentsmsnmbrs').append("<option value='"+ indsmsnmb +"' class='optselectsmsnb'>"+ indsmsnmb +"</option>");

+                    });

+

+                    $('#refreshSenderIDs').removeClass('icon-loading');

+          }

+     });

+  });

+

+

+  // If a Sender ID is selected

+  $("#currentsmsnmbrs").on("change", function () {

+

+          if ($("#currentsmsnmbrs option[value='']").length > 0) {

+

+              selectedid = $('#currentsmsnmbrs :selected').val();

+              var setIdsplit = selectedid.split(":");

+	      chosenProvider = setIdsplit[0];

+

+              // Set the valid MMS file extensions, maximum MMS message size, maximum message size when non-jpeg/png/gif files are included, maximum number of files and the info note content, for the chosen provider

+	      if (chosenProvider == "Tx") {

+		  validExtensions = ["jpg", "jpeg", "png", "gif", "mp3", "ogg", "amr", "mp4", "3gpp", "pdf", "vcf", "vcard", "txt"];

+		  // Maximum size of message text + files in KB

+		  maximumsize = 1024;

+                  maximumsizeinit = 1024;

+		  maxsizenonimage = 600;

+		  maximumfilenumber = 10;

+                  chosenProvFullName = "Telnyx";

+                  infonotecontent = "To send an MMS, you can upload media files or pick them from Nextcloud. You can add up to 10 files. For Telnyx, if you send only jpeg/jpg, png \

+                                     or gif files, the size of all the files plus the size of the text should be \

+                                     <a href='https://support.telnyx.com/en/articles/4450150-faqs-about-mms-at-telnyx' style='color:#1b60ba' target='_blank' \

+                                     rel='noreferrer noopener'>1024 KB</a> or less. If you send files of other formats, the total size of the files plus the size of the text should \

+                                     be 600 KB or less. Allowed formats are jpeg/jpg, png, gif, mp3, ogg, amr, mp4, 3gpp, pdf, vcf, vcard and txt. By default, Telnyx accounts are \

+                                     limited to <a href='https://support.telnyx.com/en/articles/3102823-mms-sending-and-receiving' style='color:#1b60ba' target='_blank' \

+                                     rel='noreferrer noopener'>1 MMS message per second</a>. Deliverability of MMS messages depends on the carrier and device of the receiver. \

+                                     Carriers can reject MMS messages with files exceeding a certain size. The best deliverability is achieved when sending jpeg/jpg, png or \

+                                     gif files, with a total message size of 600 KB or less. Telnyx allows sending MMS messages only from US or Canadian phone numbers to other US \

+                                     or Canadian phone numbers. Although all the specified file types can be added to the MMS, only the most common media file types (jpeg/jpg, png, \

+                                     gif, mp4, ogg, etc.) can be previewed in the adjoining pane.";

+                  $("#tooltiptextfourth").html(infonotecontent);

+	      } else if (chosenProvider == "Pl") {

+		  validExtensions = ["jpg", "jpeg", "png", "gif", "bmp", "wav", "wave", "mp4", "amr", "mpg", "mpeg", "3gpp", "3gpp2", "vcf", "vcard", "x-vcard", "ics", "ical", "ifb", 

+                                     "icalendar", "csv", "txt", "pdf", "xls"];

+		  // Maximum size of message text + files in KB

+		  maximumsize = 5120;

+                  maximumsizeinit = 5120;

+		  maxsizenonimage = 600;

+		  maximumfilenumber = 10;

+                  chosenProvFullName = "Plivo";

+                  infonotecontent = "To send an MMS, you can upload media files or pick them from Nextcloud. You can add up to 10 files. For Plivo, if you send only jpeg/jpg, png \

+                                     or gif files, the size of all the files plus the size of the text should be \

+                                     <a href='https://support.plivo.com/hc/en-us/articles/360042280091-What-are-the-MMS-upload-size-limits-and-file-restrictions-' \

+                                     style='color:#1b60ba' target='_blank' rel='noreferrer noopener'>5120 KB</a> or less. If you send files of other formats, the total size \

+                                     of the files plus the size of the text should be 600 KB or less. <a href='https://support.plivo.com/hc/en-us/articles/360042273051' \

+                                     style='color:#1b60ba' target='_blank' rel='noreferrer noopener'>Allowed formats</a> are jpeg/jpg, png, gif, bmp, wav/wave, mp4, amr, mpg, mpeg, 3gpp, \

+                                     3gpp2, vcf, vcard, x-vcard, ics, ical, ifb, icalendar, csv, txt, pdf and xls. Deliverability of MMS messages depends on the carrier and \

+                                     device of the receiver. Carriers can reject MMS messages with files exceeding a certain size. The best deliverability is \

+                                     achieved when sending jpeg/jpg, png or gif files, with a total message size of 600 KB or less. Plivo allows sending MMS messages \

+                                     only from US or Canadian phone numbers to other US or Canadian phone numbers. Although all the specified file types can be added to the MMS, \

+                                     only the most common media file types (jpeg/jpg, png, gif, wav/wave, mp4, etc.) can be previewed in the adjoining pane.";

+                  $("#tooltiptextfourth").html(infonotecontent);

+	      } else if (chosenProvider == "Tw") {

+		  validExtensions = ["jpg", "jpeg", "png", "gif", "bmp", "tiff", "tif", "au", "snd", "l16", "wav", "wave", "aiff", "pcm", "mp4", "ogg", "ra", "ram", "3gpp", 

+                                     "3gpp2", "ac3", "webm", "amr", "mpg", "mpeg", "mov", "qt", "h261", "h263", "h264", "vcf", "vcard", "x-vcard", "csv", "rtf", "ics", "ical", "ifb", 

+                                     "icalendar", "directory", "pdf", "pkpass"];

+		  // Maximum size of message text + files in KB

+		  maximumsize = 5120;

+                  maximumsizeinit = 5120;

+		  maxsizenonimage = 600;

+		  maximumfilenumber = 10;

+                  chosenProvFullName = "Twilio";

+                  infonotecontent = "To send an MMS, you can upload media files or pick them from Nextcloud. You can add up to 10 files. For Twilio, if you send only jpeg/jpg, png \

+                                     or gif files, the size of all the files plus the size of the text should be \

+                                     <a href='https://support.twilio.com/hc/en-us/articles/360018832773-Twilio-Programmable-SMS-Supported-File-Types-and-Size-Limits-for-MMS-Media-Messages' \

+                                     style='color:#1b60ba' target='_blank' rel='noreferrer noopener'>5120 KB</a> or less. If you send files of other formats, the total size \

+                                     of the files plus the size of the text should be 600 KB or less. <a href='https://www.twilio.com/docs/sms/accepted-mime-types' \

+                                     style='color:#1b60ba' target='_blank' rel='noreferrer noopener'>Allowed formats</a> are jpeg/jpg, png, gif, bmp, tiff/tif, au, snd, l16, \

+                                     wav/wave, aiff, pcm, mp4, ogg, ra, ram, 3gpp, 3gpp2, ac3, webm, amr, mpg, mpeg, mov, qt, h261, h263, h264, vcf, vcard, x-vcard, csv, rtf, ics, \

+                                     ical, ifb, icalendar, directory, pdf and pkpass. Deliverability of MMS messages depends on the carrier and device of the receiver. Carriers \

+                                     can reject MMS messages with files exceeding a certain size. The best deliverability is achieved when sending jpeg/jpg, png or gif files, \

+                                     with a total message size of 600 KB or less. Twilio allows sending MMS messages from US or Canadian phone numbers to other US or Canadian phone \

+                                     numbers. However, MMS messages sent internationally will be converted to SMS messages with URL links to the included files. Although all the \

+                                     specified file types can be added to the MMS, only the most common media file types (jpeg/jpg, png, gif, wav/wave, mp4, ogg, etc.) can be \

+                                     previewed in the adjoining pane."

+                  $("#tooltiptextfourth").html(infonotecontent);

+	      } else if (chosenProvider == "Fl") {

+		  validExtensions = ["jpg", "jpeg", "png", "gif", "bmp", "3gp", "mp4", "avi", "amr", "midi", "wav", "wave", "ac3", "mp3"];

+		  // Maximum size of message text + files in KB

+		  maximumsize = 750;

+                  maximumsizeinit = 750;

+		  maxsizenonimage = 600;

+		  maximumfilenumber = 10;

+                  chosenProvFullName = "Flowroute";

+                  infonotecontent = "To send an MMS, you can upload media files or pick them from Nextcloud. You can add up to 10 files. For Flowroute, if you send only jpeg/jpg, \

+                                     png or gif files, the size of all the files plus the size of the text should be \

+                                     <a href='https://developer.flowroute.com/api/messages/v2.1/send-an-mms/' style='color:#1b60ba' target='_blank' \

+                                     rel='noreferrer noopener'>750 KB</a> or less. If you send files of other formats, the total \

+                                     size of the files plus the size of the text should be 600 KB or less. \

+                                     <a href='https://support.flowroute.com/937402-What-file-types-does-Flowroute-MMS-support' style='color:#1b60ba' target='_blank' \

+                                     rel='noreferrer noopener'>Allowed formats</a> are jpeg/jpg, png, gif, bmp, 3gp, mp4, avi, amr, midi, wav/wave, ac3 and mp3. Flowroute accounts are \

+                                     limited to <a href='https://developer.flowroute.com/docs/sms-mms-best-practices/#sending-and-receiving-limitations' style='color:#1b60ba' \

+                                     target='_blank' rel='noreferrer noopener'>1 MMS message per second</a>. Deliverability of MMS messages depends on the carrier and device \

+                                     of the receiver. Carriers can reject MMS messages with files exceeding a certain size. The best deliverability is achieved when sending \

+                                     jpeg/jpg, png or gif files, with a total message size of 600 KB or less. Flowroute allows sending MMS messages only from US or Canadian phone \

+                                     numbers to other US or Canadian phone numbers. Although all the specified file types can be added to the MMS, only the most common media file \

+                                     types (jpeg/jpg, png, gif, wav/wave, mp4, etc.) can be previewed in the adjoining pane."

+                  $("#tooltiptextfourth").html(infonotecontent);

+	      }

+

+          } else { selectedid = ''; }

+  });

+

+  // Check the checkbox to send SMS message to multiple recipients

+  $('#tomultchckbx').change(function() {

+      if ($(this).is(':checked')) {

+          $("#multiplerecivers").css("display", "block");

+          $("#smstodiv").css("visibility", "hidden");

+          $("#smsto").val("");

+

+          receiversNumbers.length = 0;

+

+      } else {

+          $("#multiplerecivers").css("display", "none");

+          $("#smstodiv").css("visibility", "visible");

+

+          // Remove the uploaded files' names if any

+          $("#induploadfile").remove();

+

+          // Remove all the files from the SMS_Relentless/multiple_recipients directory

+          cleanMultRecDirectory();

+

+          $("#smstables").empty();

+          $("#stopAutoRefreshRec,#stopAutoRefreshSent").css("display", "none");

+

+          receiversNumbers.length = 0;

+      }

+  });

+

+  // Upload the file with the recipients' phone numbers

+  $("#uploadfileforsms").change(function(e) {

+

+     $("#fileuploadednm").empty();

+

+     receiversNumbers.length = 0;

+

+     OC.msg.startAction("#sms_upload_msg", t("sms_relentless", "Uploading ..."));

+

+     var baseUrl = OC.generateUrl("/apps/sms_relentless/user/upload_numbers_file");

+

+     var formData = new FormData();

+     formData.append('uploadfileforsms', $('#uploadfileforsms')[0].files[0]);

+

+     var fileup = $('#uploadfileforsms').val();

+     var fileuptrim = fileup.split('\\').pop();

+

+     $('#fileuploadednm').append("<div id='induploadfile' class='indgenflcls'><div id='indfilediv' class='indivflcls'>" + fileuptrim + "</div><div id='indivflremove' class='indupfldl'>X</div></div><br>");

+

+     var extension = fileup.replace(/^.*\./, '');

+

+     if (extension == fileup) {

+         extension = "";

+     } else {

+         extension = extension.toLowerCase();

+     }

+

+     var validExtensionsmrec = ["txt", "csv"];

+

+     if (jQuery.inArray(extension, validExtensionsmrec) != -1) {

+

+       if (selectedid != '') {

+

+               $.ajax({

+                 url: baseUrl + '/' + userid,

+                 type: "POST",

+                 data: formData,

+                 cache: false,

+                 processData: false,

+                 contentType: false,

+                 success: function(numberarray) {

+

+		    if (numberarray.length > 0) {

+

+		        // Get the array of the receivers' phone numbers

+		        if (chosenProvider == "Tx") {

+

+		             for(key in numberarray) {

+		                 receiversNumbers.push("+"+numberarray[key]);

+		             }

+

+		        } else if (chosenProvider == "Pl") {

+

+		             for(key in numberarray) {

+		                 receiversNumbers.push(numberarray[key]);

+		             }

+

+		          } else if (chosenProvider == "Tw") {

+

+		             for(key in numberarray) {

+		                 receiversNumbers.push(numberarray[key]);

+		             }

+		          } else if (chosenProvider == "Fl") {

+

+		             for(key in numberarray) {

+		                 receiversNumbers.push(numberarray[key]);

+		             }

+		          }

+

+		    } else {

+                          showAlert("The uploaded file doesn't seem to contain any valid phone numbers. Please upload a txt or csv file that contains phone numbers separated by commas, semicolons, vertical bars or new lines.");

+		    }

+                            

+                    // Preview the uploaded file

+                    var smsfilename = e.target.files[0].name;

+                    var baseUrl = OC.generateUrl("/remote.php/webdav/SMS_Relentless/temp_files/"+smsfilename);

+

+                    var reader = new FileReader();

+                    reader.readAsText(e.target.files[0]);

+                    reader.onload = function(e) {

+                          $("#smstables").empty();

+                          $("#stopAutoRefreshRec,#stopAutoRefreshSent").css("display", "none");

+                          $("#smstables").append(e.target.result.replace(/(?:\r\n|\r|\n)/g, '<br>'));

+                    };

+

+                    $("#smstables").show();

+

+                    $('#sms_upload_msg').hide();

+                    $('#smstables').removeClass('icon-loading');

+

+                  },

+                  error: function() {

+                             showAlert("Error while uploading the file.");

+                  }

+               });

+

+        } else {

+               showAlert("Please choose a Sender ID from the Set ID drop-down list!");

+               $("#induploadfile").remove();

+               $('#sms_upload_msg').hide();

+               $('#smstables').removeClass('icon-loading');

+        }

+

+     } else {

+          showAlert("The file type is not supported ! Supported formats are txt and csv.");

+          $('#pf_upload_msg').hide();

+          $('#smstables').removeClass('icon-loading');

+

+          $("#induploadfile").remove();

+          $("#sms_upload_msg").hide();

+     }

+

+     // Preview uploaded file when clicked

+     $("#indfilediv").on("click", function() {

+

+          var smsfilename = e.target.files[0].name;

+          var baseUrl = OC.generateUrl("/remote.php/webdav/SMS_Relentless/temp_files/"+smsfilename);

+

+          var reader = new FileReader();

+          reader.readAsText(e.target.files[0]);

+          reader.onload = function(e) {

+                  $("#smstables").empty();

+                  $("#stopAutoRefreshRec,#stopAutoRefreshSent").css("display", "none");

+                  $("#smstables").append(e.target.result.replace(/(?:\r\n|\r|\n)/g, '<br>'));

+          };

+

+          $("#smstables").show();

+          $('#sms_upload_msg').hide();

+          $('#smstables').removeClass('icon-loading');

+     });

+

+     // Remove selected file

+     $("#indivflremove").on("click", function() {

+

+          $("#induploadfile").remove();

+          $("#sms_upload_msg").hide();

+

+          receiversNumbers.length = 0;

+

+          cleanMultRecDirectory();

+     });

+

+  });

+

+  // Show the number of characters entered in the SMS textarea and the text size in KB

+  $("#smstext").on('input', function() {

+

+     $("#char_count").css("display", "inline");

+

+     $("#mtextSize").css("display", "inline");

+

+     $(".maxmessagelength").css("display", "inline-block");

+

+     $("#countchnb").text($(this).val().length);

+

+     var textsize = encodeURIComponent($(this).val()).replace(/%[A-F\d]{2}/g, 'U').length;

+     textsizekb = parseFloat(textsize/1024).toFixed(4);

+     $("#textsizeinkb").text(textsizekb);

+

+     if ($(this).val().length > charcolorthr) {

+         $("#char_count").css("color", "#BB2E4B");

+     } else {

+         $("#char_count").css("color", "#4cbc86;");

+     }

+

+  });

+

+

+  // Check the checkbox to send file(s) as MMS

+  $('#mediafilechckbx').change(function() {

+

+      if ($(this).is(':checked')) {

+

+          isMMS = 1;

+          if (selectedid == '') {

+              showAlert("Please, first choose a Sender ID from the Set ID drop-down list !");

+              $(this).prop("checked", false);

+              isMMS = 0;

+              return;

+          }

+          $("#upmediafiles").css("display", "block");

+          $("#submitsms").prop("value", "Send MMS");

+          $("#smstext").prop("placeholder", "Enter a message here, then press 'Send MMS'.");

+

+      } else {

+

+          isMMS = 0;

+          $("#upmediafiles").css("display", "none");

+          $("#submitsms").prop("value", "Send SMS");

+          $("#smstext").prop("placeholder", "Enter a message here, then press 'Send SMS'.");

+

+          // Remove the uploaded files' names if any

+          $(".indgenflclsmms").each(function() { $(this).remove(); });

+          $(".indgenpckfls").each(function() { $(this).remove(); });

+

+          // Remove all the files from the SMS_Relentless/temp_files directory

+          cleanTempDirectory();

+

+          $("#smstables").empty();

+          $("#stopAutoRefreshRec,#stopAutoRefreshSent").css("display", "none");

+

+          uploadedtomms = [];

+          n = 1;

+

+          msgtotalflsize = 0;

+

+          $("#filestotsize").hide();

+      }

+  });

+

+

+  // Check if the uploaded files' format is jpeg, png or gif and adjust the maximum cumulative size of files, if necessary

+  function adjustMaximumSize(uploadedtomms) {

+				      

+      var nonimgcheck = 0;

+      for (var u = 0; u < uploadedtomms.length; u++) {

+	   var crupfl = uploadedtomms[u];

+	   var extensionup = crupfl.replace(/^.*\./, '');

+	   if ($.inArray(extensionup, ["jpg", "jpeg", "png", "gif"]) === -1) {

+	       nonimgcheck = 1;

+	   }

+      }

+

+      if (nonimgcheck == 0) { maximumsize = maximumsizeinit; }

+  }

+

+  // Upload files to be sent as MMS

+  $("#uploadfileformms").change(function(e) {

+

+     OC.msg.startAction("#pf_upload_msg", t("sms_relentless", "Uploading ..."));

+     $('#smstables').addClass('icon-loading');

+     $('#filestotsize').show();

+

+     var userid = "<?php p($userId); ?>";

+     var baseUrl = OC.generateUrl("/apps/sms_relentless/user/uploadfile");

+

+     var formData = new FormData();

+     formData.append('uploadfileformms', $('#uploadfileformms')[0].files[0]);

+

+     var currentflsize = $('#uploadfileformms')[0].files[0].size;

+

+     // Add the size of the current file to the total size of all the files

+     msgtotalflsize += Math.floor((currentflsize/1024) * 100)/100;

+

+     var fileup = $('#uploadfileformms').val();

+     var fileuptrim = fileup.split('\\').pop();

+

+     if ($.inArray(fileuptrim, uploadedtomms) != -1) {

+         var duplicatescheck = 1;

+     } else { 

+         var duplicatescheck = 0;

+     }

+

+     var extension = fileup.replace(/^.*\./, '');

+

+     if (extension == fileup) {

+         extension = "";

+     } else {

+         extension = extension.toLowerCase();

+     }

+

+     // If the uploaded file's format is different from jpeg, png or gif, the maximum allowed size of the message will be lower

+     if (($.inArray(extension, ["jpg", "jpeg", "png", "gif"]) === -1) && (msgtotalflsize <= Number(maximumsize) - Number(textsizekb))) {

+         maximumsize = maxsizenonimage;

+     }

+

+     if ($.inArray(extension, validExtensions) != -1) {

+

+       if (duplicatescheck == 0) {

+

+         if (msgtotalflsize <= Number(maximumsize) - Number(textsizekb)) {

+

+            if (n <= maximumfilenumber) {

+

+               $.ajax({

+                 url: baseUrl + '/' + userid,

+                 type: "POST",

+                 data: formData,

+                 cache: false,

+                 processData: false,

+                 contentType: false,

+                 success: function(totalflsize) {

+

+                   uploadedtomms.push(fileuptrim);

+

+                   $('#filessizetext').text(totalflsize);

+

+                   var rectotfilesz = parseFloat(totalflsize);

+

+                   if (rectotfilesz <= maximumsize) {

+                       $('#submitsms').attr("disabled", false);

+                       $('#filestotsize').css('color', '#189558');

+                   } else {

+                       $('#filestotsize').css('color', '#ba3555');

+                       showAlert("Error ! For "+ chosenProvFullName +", for the chosen files format, the size of all the included files plus the size of the text cannot exceed "+ maximumsize +" KB !");

+                       $('#submitsms').attr("disabled", true);

+                       $('#smstables').removeClass('icon-loading');

+                       $('#pf_upload_msg').hide();

+                   }

+

+                   $('#mmsfileuploadednm').append("<div class='indgenflclsmms'><div id='"+n+"indfilediv' class='indivflcls'>" + n + ") " + fileuptrim + "</div><div class='indupfldl'>X</div></div>");

+                   n++;

+

+                   // Preview the file when you click on its name

+                   $("div:visible[id*='indfilediv']").each(function() {

+

+                        $(this).on("click", function(eventclck) {

+

+                           $("#mmsfoldersview").css("display", "inline-block");

+                           var mmsfilenameinit = $(this).text();

+                           var mmsfilenamesec = mmsfilenameinit.substring(mmsfilenameinit.indexOf(" ") + 1);

+                           var mmsfilename = mmsfilenamesec.replace("X","");

+                           var baseUrl = firstPathEl+"/remote.php/webdav/SMS_Relentless/temp_files/"+mmsfilename;

+                           var extenlst = mmsfilename.replace(/^.*\./, '');

+

+                           if (extenlst == mmsfilename) {

+                               extenlst = "";

+                           } else {

+                               extenlst = extenlst.toLowerCase();

+                           }

+

+                           $("#smstables").empty();

+                           $("#stopAutoRefreshRec,#stopAutoRefreshSent").css("display", "none");

+

+                           if (extenlst == 'jpg' || extenlst == 'jpeg') {

+                                  $("#smstables").append('<img style="width:auto;height:auto" id="uploadedjpg" src="#" />');

+                                  $("#uploadedjpg").attr('src', readjpg[mmsfilename]);

+                           } else if (extenlst == 'png') {

+                                  $("#smstables").append('<img style="width:auto;height:auto" id="uploadedpng" src="#" />');

+                                  $("#uploadedpng").attr('src', readpng[mmsfilename]);

+                           } else if (extenlst == 'gif') {

+                                  $("#smstables").append('<img style="width:auto;height:auto" id="uploadedgif" src="#" />');

+                                  $("#uploadedgif").attr('src', readgif[mmsfilename]);

+                           } else if (extenlst == 'bmp') {

+                                  $("#smstables").append('<img style="width:auto;height:auto" id="uploadedbmp" src="#" />');

+                                  $("#uploadedbmp").attr('src', readbmp[mmsfilename]);

+                           } else if (extenlst == 'tif' || extenlst == 'tiff') {

+                                  var tiffile = '/remote.php/webdav/SMS_Relentless/temp_files/'+mmsfilename;

+                                  var xhr = new XMLHttpRequest();

+                                  xhr.responseType = 'arraybuffer';

+                                  xhr.open('GET', tiffile);

+                                  xhr.onload = function (evnt) {