Chris-Code-Sample-1.1

Chris-Code-Sample-1.1.php

<?php

//sc_media_upload.php
//
//2020.10.17.CT-TODO:  - List latest 5 or 10 items from the MediaServer
//  - Create New Function to List Media
//  - Use this new function to check and see if media is uploaded correctly
//WP API DOC:
//  https://developer.wordpress.org/rest-api/reference/media/
//  https://developer.wordpress.org/rest-api/reference/media/#list-media

//2021.01.24.CT: -Session-Bug-Fix: 
//  If you want more info, check the following URL
//  https://www.xspdf.com/resolution/53892058.html

//
add_shortcode('sc_media_upload','MediaInit');
//

class cMedia {	
  public $img_upload_button;
  public $s_url_ajax;
  public $convert_Api_Key;
  //2019.09.16.CT:DONE
  public $s_url_CloudConvertAPI;
  public $WPAPIUser;
  public $WPAPIPassword;
  public $WPAPIservice_url;
  //2019.10.05.CT:DONE
  public $aFileTypesAllowed;
  public $aFileTypesAllowedStr;
  public $aFileTypesConverted;
  public $aFileTypesAllowedJS;
  //2019.10.27.CT:DONE
  public $sFilename;
  //2021.01.25.CT:DONE
  public $sURLNextPage;
  public $sNextPageLinkText;
  public $bCloudConvertEnabled;
  
  public function __construct () {
    $this->img_upload_button = plugin_dir_url( __FILE__ ).'sa-upload-button.png';
    $this->s_url_ajax = admin_url('admin-ajax.php');
    $this->convert_Api_Key = "*****";
    $this->s_url_CloudConvertAPI = "https://api.cloudconvert.com/v1/convert";
    $this->WPAPIUser = "*****";
    $this->WPAPIPassword = "*****";
    $this->WPAPIservice_url = "*****/wp-json/wp/v2/media";
    //2019.10.05.CT:DONE
    //  TODO:Future: Possible Values: jpg, png, mp4, mp3
    $this->aFileTypesAllowed=array("jpg","JPG","png","PNG","jpeg","JPEG","mp3","MP3","gif","GIF");    
    $this->aFileTypesConverted=array("jpg","JPG","png","PNG","jpeg","JPEG","gif","GIF");
    $this->aFileTypesAllowedJS = implode(",", $this->aFileTypesAllowed);
    $this->initAllowedTypes();
    //2019.10.27.CT:DONE
    $this->sFilename="WPAPI";
  }
  
  public function initAllowedTypes() {
    $types = '';
    foreach($this->aFileTypesAllowed as $type) {
      if($types != '')
        $types .= ',';
      $types .= '.'.$type;
    }
    $this->aFileTypesAllowedStr = $types;
  }
  
}


//Main Shortcode Function - MediaInit:
//
function MediaInit($atts) {
    extract(shortcode_atts(array(
        'media_category' => 'Default',
        'media_form_id' => '0',
        'media_tag' => '2021-XXX-01-XXX',
        'next_page_url_slug' => 'TODO-Next-Form-Page',
        'next_page_link_text' => 'DONE-Click Here to Continue ->',
        'cloud_convert_enabled' => '0',
    ), $atts));
   
  //2021.01.21.CT - Need a Taxanomy to Prefix the media filename:
  //2021.01.25.CT - MediaSubmitKey - Identifies Media to Form Entry
  //
  //  sMediaSubmitKey = FormID-UserId-DateTimeKey
  //    DateTimeKey = https://www.php.net/manual/en/datetime.formats.compound.php
  //    DateTimeKey = https://stackoverflow.com/questions/20822821/what-is-a-unix-timestamp-and-why-use-it  
  //    DateTimeKey = Unix Timestamp	"@" "-"? [0-9]+	"@1215282385"
  //
  $sMediaSubmitKey = $media_form_id."-".get_current_user_id()."-".strtotime("now");
  //
  $sMediaFileNamePrefix = 
    $media_category
    ."-KEY-".$sMediaSubmitKey
    ."-TAG-".$media_tag."-FILE-";
 
  //2021.01.21.CT - Current User Is Admin:
  $bCurrentUserIsAdmin = 0;
  //
  if(current_user_can('administrator')) {
    $bCurrentUserIsAdmin = 1;  
  }
  else {
    $bCurrentUserIsAdmin = 0;
  }
  
  $oMedia = new cMedia();
  $oMedia->sFilename = $oMedia->sFilename.'-'.$sMediaFileNamePrefix;
  
  //2021.01.29.CT:
  $oMedia->bCloudConvertEnabled = cloud_convert_enabled;
  
  //2021.01.29.CT:TODO - Pseudocode
  //Add this code to Guzzle:
  //  IF ($oMedia->bCloudConvertEnabled = 1)
  //    Convert File via CloudConvert
  //  ELSE IF ($oMedia->bCloudConvertEnabled = 0)
  //    Do NOT ConvertFile (Do not send to CloudConvertAPI)
  //    Upload Directly to SoftArt MediaServer -> WPAPIservice_url
  //  END IF  
    
  //2021.01.25.CT:TODO: continue_form_url_slug
  //ROOT = https://www.voice.club/
  //sURLNextPage = ROOT + next_page_url_slug
  //
  $sURLRoot = "https://www.voice.club/";
  $sURLParam_sMediaSubmitKey = "?MediaSubmitKey=".$sMediaSubmitKey;
  //
  $oMedia->sURLNextPage = $sURLRoot
    .$next_page_url_slug
    .$sURLParam_sMediaSubmitKey;
  $oMedia->sNextPageLinkText = $next_page_link_text;
  //
  media_Init_Global_JS_Vars(
  $oMedia->s_url_ajax, 
  $oMedia->aFileTypesAllowedStr,
  $bCurrentUserIsAdmin);
    
  upload_init($oMedia);
  $oMedia_json = json_encode($oMedia);
  $_SESSION['oMedia'] = $oMedia_json;
}

function media_Init_Global_JS_Vars(
  $sURL_Admin_Ajax, 
  $aFileTypesAllowedJS,
  $bCurrentUserIsAdmin) {
//
$sHTML = <<<HTML

  <script type="text/javascript" >
    var sa_ajax_url = "$sURL_Admin_Ajax";
    var types_str = "$aFileTypesAllowedJS";
    var sa_media_upload_file_types = types_str.split(",");
    var upload_Image_width_Allowed = 500;
    var upload_Image_height_Allowed = 500;    
    var bCurrentUserIsAdmin = $bCurrentUserIsAdmin;
  </script>
	
HTML;
//
return $sHTML;  
}

//2021.01.12.CT: htmlAdminOnly - Only Admin user can see this HTML:
function htmlAdminOnly_GetImageByURL() {
$sHTML = <<<HTML
  <div> 
    <input id="image_path"
      type="text" 
      placeholder="Enter Image URL" 
      style="width:80%;">
    <input id="post_image" 
      type="button" 
      class="wpbf-button" 
      name="post_image"  
      value="Upload Image">
  </div>            
HTML;

  if(current_user_can('administrator')) {
    return $sHTML;
  } 
  else {
    return "";
  }
//
}

//2021.01.12.CT: htmlAdminOnly - Only Admin user can see this HTML:
function htmlAdminOnly_GetMedia() {
$sHTML = <<<HTML
  <div> 
    <input id="getMedia"
      type="button" 
      class="wpbf-button" 
      name="getMedia" 
      value="get media">
    </input>
    <select id="resultNum"
      name="resultNum" 
      style="width:100px;">
      <option value="1">1</option>
      <option value="5">5</option>
      <option value="10">10</option>
      <option value="15">15</option>
    </select>
    <div id='media' 
      style="display:none; padding-top:20px;">
    </div>
  </div>

HTML;

  if(current_user_can('administrator')) {
    return $sHTML;
  } 
  else {
    return "";
  }
//
}

function upload_init($oMedia){
//
$htmlAdminOnly_GetImageByURL = htmlAdminOnly_GetImageByURL();
$htmlAdminOnly_GetMedia = htmlAdminOnly_GetMedia();  
//

$sHTML = <<<HTML

<!-- 2020.03.31.CT - Text Below Does Not Align -->
<!-- <h3>Select File and Upload:</h3> -->
<form  method="post" enctype="multipart/form-data" action="">
  <div class="image-upload">
      <label for="file-input">
        <!-- 2021.01.26.CT-TODO:  Replace URL Below with STAFF Image URL -->
        <img id="imageUploadButton" 
          src="*****/sa-upload-button.png" />
      </label>
      <input id='fileToUpload'
        type='file' 
        name='fileToUpload' 
        accept='$oMedia->aFileTypesAllowedStr'>
      </input>
      <div>
          <!-- <b>Allowed File Types: $oMedia->aFileTypesAllowedStr </b> -->
          <!-- <b>Allowed File Types: jpg, png, mp3, mp4</b> -->
      </div>
      $htmlAdminOnly_GetImageByURL
  </div>
</form>
<div id="progressDivId" 
  style="display:none; 
  padding-top:20px;" >
  <div id="bar" 
    class="line stripesLoader" 
    style="background-position:0%; background-color:green">
  </div>
</div>
<div id='msg' 
  style="display:none; padding-top:20px;">
</div>
<hr>
$htmlAdminOnly_GetMedia

HTML;
//
return $sHTML;
}