I need help with my Code

<?php



  // ------------------

  // Text Editor

  // ------------------

  function sb_editor( $mode='entry' ) {

    // The "Text Editor Interface" 

    //

    // This is used on the "add.php", "preview_cgi.php", "add_static.php", "preview_static_cgi.php" pages. I'm planning on using it for static and comments pages also...

    global $lang_string, $user_colors, $DL_config, $theme_vars;

    

    // Include Supporting Java Script

    require_once('scripts/sb_editor.php');

    

    // Default Form Values

    $default_subject = null; // Value for Subject input field

    $default_content = null; // Value for Entry input field

    $default_tb_ping = null; // Only when DL_trackback_enabled = true

    $default_categories = null; // Field not required...

    $default_relatedlink = null; // Field not required...

    $default_time = time(); // Defaults to "now"

    $default_y = null; // Only in "Edit" mode...

    $default_m = null; // Only in "Edit" mode...

    $default_entry = null; // Only in "Edit" mode...

    $default_filename = null; // Only for Static Entries

    

    if ( $mode == 'static' ) {

      // ------------

      // Add Static Mode

      // ------------

    

      if ( array_key_exists( 'entry', $_GET ) ) {

        // -------------------

        // Edit Existing Static Entry

        // -------------------

        $default_entry = $_GET[ 'entry' ];

    

        // Read Saved Static Entry

        if ( file_exists( CONTENT_DIR.'static/' . $default_entry . '.txt' ) ) {

          $filename = CONTENT_DIR.'static/' . $default_entry . '.txt';

        } elseif ( file_exists( CONTENT_DIR.'static/' . $default_entry . '.txt.gz' ) ) {

          $filename = CONTENT_DIR.'static/' . $default_entry . '.txt.gz';

        }

        $DL_entry_data = static_entry_to_array( $filename );

        

        // Store Data for Form Use

        $default_subject = htmlDecode( $DL_entry_data[ 'SUBJECT' ] );

        $default_content = $DL_entry_data[ 'CONTENT' ];

        $default_filename = $default_entry;

        $default_menu_visible = $DL_entry_data[ 'MENU_VISIBLE' ];

        

        // Display Current Entry

        $entry_content = get_static_entry_by_file( $default_entry );

        echo( $entry_content );


      } else if ( array_key_exists( 'DL_subject', $_POST ) == true ) {

        // ----------------

        // Preview Static Entry

        // ----------------

        

        // (These will only be set if previewing an existing entry that your are editing...)

        $default_entry = array_key_exists( 'entry', $_POST ) ? $_POST[ 'entry' ] : $default_entry;


        // Store Data for Form Use

        $default_subject = sb_stripslashes( $_POST[ 'DL_subject' ] );

        $default_content = sb_stripslashes( $_POST[ 'DL_text' ] );

        $default_filename = sb_stripslashes( $_POST[ 'file_name' ] );

        $default_menu_visible = true;

        // Display Preview Entry  

        $entry_content = preview_static_entry( $default_subject, $default_content );

        echo( $entry_content );

        

      } else {

        // -------------

        // New Static Entry

        // -------------

        $default_filename = 'static' . date('ymd-His');

        $default_menu_visible = true;

      }

      

    }

    

    if ( $mode == 'entry' ) {

      // ------------

      // Add Entry Mode

      // ------------

    

      if ( array_key_exists( 'entry', $_GET ) == true && array_key_exists( 'y', $_GET ) == true && array_key_exists( 'm', $_GET ) == true ) {

        // --------------

        // Edit Existing Entry

        // --------------

        $default_y = $_GET[ 'y' ];

        $default_m = $_GET[ 'm' ];

        $default_entry = $_GET[ 'entry' ];

      

        $entry = CONTENT_DIR.$_GET[ 'y' ].'/'.$_GET[ 'm' ].'/'.$_GET[ 'entry' ];

        

        // Read Saved Entry

        if ( file_exists( $entry . ".txt" ) ) {

          $filename = $entry . ".txt";

        } else if ( file_exists( $entry . ".txt.gz" ) ) {

          $filename = $entry . ".txt.gz";

        }

        $DL_entry_data = DL_entry_to_array( $filename );

        

        // Store Data for Form Use

        $default_subject = htmlDecode( $DL_entry_data[ 'SUBJECT' ] );

        $default_content = $DL_entry_data[ 'CONTENT' ];

        $default_tb_ping = htmlDecode( $DL_entry_data[ 'TB_PING' ] );

        if ( array_key_exists( "CATEGORIES", $DL_entry_data ) ) {

          $default_categories = explode( ',', $DL_entry_data[ 'CATEGORIES' ] );

        }

        $default_relatedlink = htmlDecode( $DL_entry_data[ 'relatedlink'] );

        

        // Split up Date Information

        $temp_date = substr($_GET['entry'],-13,6);

        $temp_time = substr($_GET['entry'],-6,6);

        $dd = substr($temp_date,-2,2);

        $mt = substr($temp_date,-4,2);

        $yy = substr($temp_date,-6,2);

        if ($yy >= 95) {

          $yy = '19' . $yy;

        } else {

          $yy = '20' . $yy;

        }

        $hh = substr($temp_time,-6,2);

        $mm = substr($temp_time,-4,2);

        $ss = substr($temp_time,-2,2);

        

        // Create Time

        $default_time = mktime($hh, $mm, $ss, $mt, $dd, $yy );

        

        // Display Current Entry

        $entry_content = read_entry_from_file( $entry );

        echo( $entry_content );

        

      } else if ( array_key_exists( 'DL_subject', $_POST ) == true ) {

        // -----------

        // Preview Entry

        // -----------

        

        // (These will only be set if previewing an existing entry that your are editing...)

        $default_y = array_key_exists( 'y', $_POST ) ? $_POST[ 'y' ] : $default_y;

        $default_m = array_key_exists( 'm', $_POST ) ? $_POST[ 'm' ] : $default_m;

        $default_entry = array_key_exists( 'entry', $_POST ) ? $_POST[ 'entry' ] : $default_entry;

        

        // Store Data for Form Use

        $default_subject = sb_stripslashes( $_POST[ 'DL_subject' ] );

        $default_content = sb_stripslashes( $_POST[ 'DL_text' ] );

        $default_tb_ping = array_key_exists( 'tb_ping', $_POST ) ? sb_stripslashes( $_POST[ 'tb_ping' ] ): $default_tb_ping;

        $default_categories = array_key_exists( 'catlist', $_POST ) ? $_POST[ 'catlist' ]: $default_categories;

        $default_relatedlink = array_key_exists( 'DL_relatedlink', $_POST ) ? sb_stripslashes( $_POST[ 'DL_relatedlink' ] ): $default_relatedlink;

        

        // Create Time

        $default_time = mktime($_POST['hour'], $_POST['minute'], $_POST['second'], $_POST['month'], $_POST['day'], $_POST['year'] ); // Required

        

        // Display Preview Entry      

        $entry_content = preview_entry( $default_subject, $default_content, $default_tb_ping, $default_relatedlink, $default_time );

        echo( $entry_content );

        

      } else {

        // --------

        // New Entry

        // --------

      }

      

    }

    

    // --------------

    // Misc. Form Values

    // --------------

    switch ( $mode ) {

      case 'entry' :

        $submit_page = 'add_cgi.php';

        $preview_page = 'preview_cgi.php';

        $validate_script = 'validate';

        break;

      case 'static' :

        $submit_page = 'add_static_cgi.php';

        $preview_page = 'preview_static_cgi.php';

        $validate_script = 'validate_static';

        break;

    }

    

    

    // --------

    // Begin Form

    // --------

    ?>

    <form action='<?php echo( $submit_page ); ?>' method="post" name="editor" id="editor" onsubmit="return <?php echo( $validate_script ); ?>(this)">

      <?php

      

        // Hidden Fields

        if ( $mode == 'entry' ) {

          if ( isset($default_y) && isset($default_m) && isset($default_entry) ) {

            echo( HTML_input( false, "y", $default_y, false, 'hidden' ) );

            echo( HTML_input( false, "m", $default_m, false, 'hidden' ) );

            echo( HTML_input( false, "entry", $default_entry, false, 'hidden' ) );

          }

        }

        if ( $mode == 'static' ) {

          if ( isset($default_entry) ) {

            echo( HTML_input( false, "entry", $default_entry, false, 'hidden' ) );

          }

        }

        

        // Subject Input

        // HTML_input( $label=false, $id, $value=null, $add_returns=true, $type='text', $size=null, $maxlength=null, $onchange=null, $width=0, $disabled=false, $autocomplete=false );

        echo( HTML_input( $lang_string[ 'label_subject' ], 'DL_subject', $default_subject, true, 'text', 0, null, null, $theme_vars[ 'max_image_width' ] ) );

        

        // Date Selection Block

        if ( $mode == 'entry' ) {

          editor_date_select( $default_time );

        }

        

        // Style Tag Buttons

        editor_style_buttons( $mode );

        

        // Style Tag Dropdown

        editor_style_dropdown();

        

        // Emoticon Selection

        emoticons_show();

        

        // Image Selection Dropdown

        editor_image_dropdown();

        

		//File Selection Dropdown

		editor_files_dropdown();

		

        // Content Text Area



        // Static File Name

        if ( $mode == 'static' ) {

           echo( '<input type="checkbox" id="check_visiblemenu" name="check_visiblemenu"' );

           if ( $default_menu_visible == true ) { echo ( ' checked' ); }

           echo( '> ' . $lang_string[ 'chk_visiblemenu' ] . '<p />' );

        }

      ?>


      <label for="DL_text"><?php echo( $lang_string[ 'label_entry' ] ); ?></label><br />

      <textarea style="width: <?php echo( $theme_vars[ 'max_image_width' ] ); ?>px;" id="DL_text" name="DL_text" rows="20" cols="50" autocomplete="OFF" onselect="storeCaret(this);" onclick="storeCaret(this);" onkeyup="storeCaret(this);"><?php echo( $default_content ); ?></textarea><p />

      <?php

      

        // Related Link Input

        if ( $mode == 'entry' ) {

          echo( HTML_input( $lang_string[ 'label_relatedlink' ], 'DL_relatedlink', $default_relatedlink, true, 'text', null, null, null, $theme_vars[ 'max_image_width' ] ) );

        }

          

        // Trackback Input

        if ( $mode == 'entry' ) {

          if ( $DL_config[ 'DL_trackback_enabled' ] ) {

            $value = $default_tb_ping;

            if ( $DL_config[ 'DL_trackback_auto_discovery' ] ) {

              if ( $default_tb_ping ) {

                $value = $default_tb_ping;

              } else {

                $value = $lang_string[ 'label_tb_autodiscovery' ];

              }

            }

            echo( HTML_input( $lang_string[ 'label_tb_ping' ], 'tb_ping', $value, true, 'text', null, null, null, $theme_vars[ 'max_image_width' ] ) );

          }

        }

          

        // Category Selection Box

        if ( $mode == 'entry' ) {

          category_selection_box( $default_categories );

        }


        // Static File Name

        if ( $mode == 'static' ) {

          editor_static_file( $default_filename );

        }

      ?>

      

      <input type="submit" name="preview" value="<?php echo( $lang_string[ 'btn_preview' ] ); ?>" onclick="this.form.action='<?php echo( $preview_page ); ?>';" />

      <input type="submit" name="submit" value="<?php echo( $lang_string[ 'btn_post' ] ); ?>" onclick="this.form.action='<?php echo( $submit_page ); ?>';" /><p />

    </form>

    <?php

  }

  

  function editor_static_file( $filename ) {

    // Static File Name

    global $lang_string;

  

    ?>

      <label for="file_name"><?php echo( $lang_string[ 'file_name' ] ); ?></label><br/>

      <input type="text" name="file_name" autocomplete="OFF" size="40" value="<?php echo $filename; ?>"><br /><br />

    <?php

  }

  

  function editor_style_buttons( $mode ) {

    // Style Tag Buttons

    global $lang_string;

    

    echo( $lang_string[ 'label_insert' ] . '<br />' );

    ?>

      <input type="button" class="bginput" value="<?php echo( $lang_string[ 'btn_bold' ] ); ?>" onclick="ins_styles(this.form.DL_text,'b','');" />

      <input type="button" class="bginput" value="<?php echo( $lang_string[ 'btn_italic' ] ); ?>" onclick="ins_styles(this.form.DL_text,'i','');" />

			<input type="button" class="bginput" value="Center" onclick="ins_styles(this.form.DL_text,'center','');" />

      <input type="button" class="bginput" value="<?php echo( $lang_string[ 'btn_url' ] ); ?>" onclick="ins_url(this.form.DL_text);" />

      <input type="button" class="bginput" value="<?php echo( $lang_string[ 'btn_image' ] ); ?>" onclick="ins_image_v2(this.form.DL_text);"/>			

    <?php

    if ( $mode == 'entry' ) {

    ?>

      <input type="button" class="bginput" value="<?php echo( $lang_string[ 'btn_readmore' ] ); ?>" onclick="insertAtCaret(this.form.DL_text,'[more]');"/>

    <?php

    }

  }

  

  function editor_style_dropdown() {

    // Style Tag Dropdown

    global $lang_string;


    ?><br />

      <select name="style_dropdown" onchange="ins_style_dropdown(this.form.DL_text,this.form.style_dropdown.value);">

        <option label="--" value="--">--</option>

        <option label="[blockquote]xxx[/blockquote]" value="blockquote">[blockquote]xxx[/blockquote]</option>

        <option label="[pre]xxx[/pre]" value="pre">[pre]xxx[/pre]</option>

        <option label="[code]xxx[/code]" value="code"></option>

        <option label="[strong]xxx[/strong]" value="strong">[strong]xxx[/strong]</option>

        <option label="[b]xxx[/b]" value="b">[b]xxx[/b]</option>

        <option label="[em]xxx[/em]" value="em">[em]xxx[/em]</option>

        <option label="[i]xxx[/i]" value="i">[i]xxx[/i]</option>

        <option label="[h?]xxx[/h?] (?=1-6)" value="h?">[h?]xxx[/h?] (?=1-6)</option>

        <option label="" value="html"></option>

        <option label="[del]xxx[/del]" value="del">[del]xxx[/del]</option>

        <option label="[ins]xxx[/ins]" value="ins">[ins]xxx[/ins]</option>

        <option label="[strike]xxx[/strike]" value="strike">[strike]xxx[/strike]</option>

      </select>

      <input type="button" class="bginput" value="ok" onclick="ins_style_dropdown(this.form.DL_text,this.form.style_dropdown.value);"/><p />

    <?php

  }


  function editor_image_dropdown () {

    // Image Selection Dropdown

    global $lang_string, $theme_vars;

    

    $str = image_dropdown();

    if ( $str !== NULL ) {

      echo( '<a href="javascript:openpopup(\'image_list.php\',' . $theme_vars[ 'popup_window' ][ 'width' ] . ',' . $theme_vars[ 'popup_window' ][ 'height' ] . ',true);">' . $lang_string[ 'view_images' ] . '</a><br />' . $str . '<p />' );

    }

  }

  

  

  function image_dropdown () {

    // Get a list of images in the image folder. Return HTML.

    //

    global $theme_vars;

    

    // Changed this to only display Image files. This function

    // is used in comment.php if the DL owner has img tag

    // enabled for comments. (09/08/05 - alex)

    $dir = IMAGES_DIR;

    $contents = sb_folder_listing( $dir, array( '.jpg', '.jpeg', '.gif', '.png' ) );

    

    $str = NULL;

    if ($contents) {

      if ( count( $contents ) > 0 ) {

      

        $itemArray = array();

        $item = array( 'label' => '--', 'value' => '--' );

        array_push( $itemArray, $item );

        

        for ( $i = 0; $i < count( $contents ); $i++ ) {

          $str_url = $dir.$contents[$i];

          $img_size = @getimagesize( $str_url );

          if ( $img_size == false ) {

            // Image is invalid...

          } else {

            $width = $img_size[0];

            $height = $img_size[1];

            $max_image_width = $theme_vars[ 'max_image_width' ];

            /*

            if ( $width > $max_image_width ) {

              $height_resized = round( $height * ( $max_image_width / $width ) );

              $width_resized = $max_image_width;

            }

            */

            $temp_label = $contents[$i].' - '.$width.' x '.$height;

            $temp_value = '[img='.$dir.$contents[$i].' popup=false]';

            $temp_string = $contents[$i];

            

            $item = array( 'label' => $temp_label, 'value' => $temp_value, 'string' => $temp_string );

            array_push( $itemArray, $item );

          }

        }

        $str = HTML_dropdown( false, 'image_list', $itemArray, false, 'ins_image_dropdown(this.form.DL_text,this.form.image_list);' );

      }

    }

    

    return ( $str );

  }

  

  //test down

  function editor_files_dropdown () {

    // File Selection Dropdown

    global $lang_string, $theme_vars;

    

    $str = files_dropdown();

    if ( $str !== NULL ) {

      echo( '<a href="javascript:openpopup(\'files_list.php\',' . $theme_vars[ 'popup_window' ][ 'width' ] . ',' . $theme_vars[ 'popup_window' ][ 'height' ] . ',true);">' . $lang_string[ 'view_files' ] . '</a><br />' . $str . '<p />' );

    }

  }

  

  function files_dropdown () {

    // Get a list of files in the files folder. Return HTML.

    //

    global $theme_vars;

    

    // Changed this to only display the files. This function

    // is used in comment.php if the DL owner has img tag

    // enabled for comments. (03/30/2010 - DesignerLost)

    $dir = FILES_DIR;

    $contents = sb_folder_listing( $dir, array( ".pdf", ".doc", ".docx" ) );

    

    $str = NULL;

    if ($contents) {

      if ( count( $contents ) > 0 ) {

      

        $itemArray = array();

        $item = array( 'label' => '--', 'value' => '--' );

        array_push( $itemArray, $item );

        

        for ( $i = 0; $i < count( $contents ); $i++ ) {

          $str_url = $dir.$contents[$i];

          $files_size = @getfilesize( $str_url );

          if ( $files_size == false ) {

            // file is invalid...

          } else {

       

          

            

            $temp_value = '[url='.$dir.$contents[$i].' new=true]';

            $temp_string = $contents[$i];

            

            $item = array( 'label' => $temp_label, 'value' => $temp_value, 'string' => $temp_string );

            array_push( $itemArray, $item );

          }

        }

        $str = HTML_dropdown( false, 'files_list', $itemArray, false, 'ins_files_dropdown(this.form.DL_text,this.form.files_list);' );

      }

    }

    

    return ( $str );

  }

  

   // test up

  function editor_date_select( $default_time ) {

    // Date Selection Block

    global $lang_string;

    

    // Edit / Select Date

    $default_time = isset( $default_time ) ? $default_time : time();

    

    $e_day = date('d', $default_time);

    $e_month = date('n', $default_time);

    $e_year = date('Y', $default_time);

    $e_hour = date('G', $default_time);

    $e_minute = date('i', $default_time);

    $e_second = date('s', $default_time);

    

    // Day Drop Down

    $itemArray = array();

    for ( $i = 31; $i >= 1; $i-- ) {

      $item = array( 'label' => $i, 'value' => $i );

      if ( $i == $e_day ) {

        $item['selected'] = true;

      }

      array_push( $itemArray, $item );

    }

    $dd_day = HTML_dropdown( $lang_string[ 'day' ], 'day', $itemArray, false );

    

    // Month Drop Down

    $itemArray = array();

    for ( $i = 12; $i >= 1; $i-- ) {

      $timestamp = mktime(0, 0, 0, $i, date('d'), date('Y'));

      

      $item = array( 'label' => strftime('%B', $timestamp), 'value' => date('m', $timestamp) );

      if ( $i == $e_month ) {

        $item['selected'] = true;

      }

      array_push( $itemArray, $item );

    }

    $dd_month = HTML_dropdown( $lang_string[ 'month' ], 'month', $itemArray, false );

    

    // Year Drop Down

    $itemArray = array();

    for ( $i = 1  ; $i >= -10; $i-- ) {

      $timestamp = mktime(0, 0, 0, date('m'), date('d'), date('Y')+$i);

      

      $item = array( 'label' => strftime('%Y', $timestamp), 'value' => date('Y', $timestamp) );

      if ( date('Y', $timestamp) == $e_year ) {

        $item['selected'] = true;

      }

      array_push( $itemArray, $item );

    }

    $dd_year = HTML_dropdown( $lang_string[ 'year' ], 'year', $itemArray, false );

    

    echo($dd_day . ' ' . $dd_month . ' ' . $dd_year . '<p />');

    

    // $timestamp = mktime(date('H'), date('i'), date('s'), date('m'), date('d'), date('Y'));

    

    // Hour

    $itemArray = array();

    for ( $i = 24; $i >= 1; $i-- ) {

      $timestamp = mktime($i, date('i'), date('s'), date('m'), date('d'), date('Y'));

      if ( $i < 12) {

        $item = array( 'label' => date('h \a\m / H', $timestamp), 'value' => date('H', $timestamp) );

      } else {

        $item = array( 'label' => date('h \p\m / H', $timestamp), 'value' => date('H', $timestamp) );

      }

        

      if ( $i == $e_hour ) {

        $item['selected'] = true;

      }

      array_push( $itemArray, $item );

    }

    $dd_hour = HTML_dropdown( $lang_string[ 'hour' ], 'hour', $itemArray, false );

    $dd_minute = '<label for="mm">'.$lang_string[ 'minute' ].'</label> <input name="minute" id="minute" type="text" value="'.$e_minute.'" size="2" maxlength="2" />';

    $dd_second = '<label for="mm">'.$lang_string[ 'second' ].'</label> <input name="second" id="second" type="text" value="'.$e_second.'" size="2" maxlength="2" />';

      

    echo($dd_hour . ' ' . $dd_minute . ' ' . $dd_second . '<p />');

  }

  

  function category_selection_box ( $selected_cat_array=array() ) {

    // Returns categories HTML.

    global $lang_string;

    

    $str = NULL;

    $catArray = get_category_array();

    if ( count($catArray) > 0) {

      $itemArray = array();

      for ( $i = 0; $i < count( $catArray ); $i++ ) {

        $id_number = $catArray[$i][0];

        $name_str = $catArray[$i][1];

        $space_count = $catArray[$i][2];

        

        $label = '';

        for ( $j = 0; $j < $space_count; $j++ ) {

          $label  .= ' ';

        }

        $label  .= $name_str;

        

        $selected = false;

        for ( $j=0; $j < count( $selected_cat_array ); $j++) {

          if ( $selected_cat_array[$j] == $id_number ) {

            $selected = true;

            break;

          }

        }

        

        $item = array( 'label' => $label, 'value' => $id_number, 'selected' => $selected );

        array_push( $itemArray, $item );

      }

      // HTML_dropdown( $label=false, $id, $itemArray, $add_returns=true, $onchange=null, $width=0, $size=0, $multiple=false, $disabled=false )

      $str = HTML_dropdown( $lang_string[ 'label_categories' ], 'catlist[]', $itemArray, true, null, 0, min( 8, count($catArray) ), true );

    }

    

    echo( $str );

  }

	

	function category_combo_box ( $fieldname, $selected_item ) {

    // Returns categories HTML.

    global $lang_string;

    

		$str = NULL;

    $catArray = get_category_array();

    if ( count($catArray) > 0) {

      $itemArray = array();

      for ( $i = 0; $i < count( $catArray ); $i++ ) {

        $id_number = $catArray[$i][0];

        $name_str = $catArray[$i][1];

        $space_count = $catArray[$i][2];

        

        $label = '';

        for ( $j = 0; $j < $space_count; $j++ ) {

          $label  .= ' ';

        }

        $label  .= $name_str;

        

        $selected = false;

        if ( $selected_item == $id_number ) {

						$selected = true;

            //break;

        }

        

        $item = array( 'label' => $label, 'value' => $id_number, 'selected' => $selected );

        array_push( $itemArray, $item );

      }

      $str = HTML_dropdown( false, $fieldname, $itemArray);

    }

    

    echo( $str );

  }


?>