Felder ausblenden im Formular

Hallo Gemeinschaft,

ich möchte, wenn ein Formular in der index.php ausgespielt wird, dass dann Form Felder nicht angezeigt werden - nur wie ich es jetzt probiere wird die if Anweisung nicht ausgeführt (ist ein bissl weiter unten im code) - ich weiss nicht, wie ich es escapen muss

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$datei=$_SERVER["SCRIPT_NAME"];  
echo "Hier kommt der name".$datei;  
		$form_markup = '  
			<form [form_id] class="[form_class]" method="POST" data-search-only="[search_only_data]" action="[form_action]">  
				[form_title]
				
				<div class="hb-searched-summary hb-clearfix">  
					<p class="hb-check-dates-wrapper hb-chosen-check-in-date">[string_chosen_check_in] <span></span></p>  
					<p class="hb-check-dates-wrapper hb-chosen-check-out-date">[string_chosen_check_out] <span></span></p>  
					<p class="hb-people-wrapper hb-chosen-adults">[string_chosen_adults] <span></span></p>  
					
					<p class="hb-people-wrapper hb-chosen-children">[string_chosen_children] <span></span></p>  
					[chosen_admin_accommodation_type]
					<p class="hb-change-search-wrapper hb-search-button-wrapper">  
						<input type="submit" value="[string_change_search_button]" />  
					</p>
				</div><!-- .hb-searched-summary -->
				<div class="hb-search-fields-and-submit">  
					<div class="hb-search-fields hb-clearfix">  
						<p class="hb-check-dates-wrapper">  
							[check_in_label]
							<input id="check-in-date" name="hb-check-in-date" class="hb-input-datepicker hb-check-in-date" type="text" placeholder="[check_in_placeholder]" autocomplete="off" />  
							<input class="hb-check-in-hidden" name="hb-check-in-hidden" type="hidden" value="[check_in]" />  
							<span class="hb-datepick-check-in-out-mobile-trigger hb-datepick-check-in-mobile-trigger"></span>  
							<span class="hb-datepick-check-in-out-trigger hb-datepick-check-in-trigger"></span>  

						</p>
						<p class="hb-check-dates-wrapper">  
							[check_out_label]
							<input id="check-out-date" name="hb-check-out-date" class="hb-input-datepicker hb-check-out-date" type="text" placeholder="[check_out_placeholder]" autocomplete="off" />  
							<input class="hb-check-out-hidden" name="hb-check-out-hidden" type="hidden" value="[check_out]" />  
							<span class="hb-datepick-check-in-out-mobile-trigger hb-datepick-check-out-mobile-trigger"></span>  
							<span class="hb-datepick-check-in-out-trigger hb-datepick-check-out-trigger"></span>  

						</p>
						
						if ($datei =="index.php");  
						{
						
						
						<p class="hb-people-wrapper hb-people-wrapper-adults">  
							[adults_label]
							[people_selects_adults]
							<input class="hb-adults-hidden" type="hidden" value="[adults]" />  
							<details><summary><h2><font color="#FF9900">weitere Filter</font></h2></summary>  
						<div style="margin-top: 12px;">							  
						   	<span ><input type="checkbox" name="DOG" value="1">Haustiere (max.2)<br></span>  
							<span><input type="checkbox" name="Internet" value="1">Internet<br></span>  
							<span><input type="checkbox" name="eingez" value="1">eingezäunt<br></span>  
							<span><input type="checkbox" name="schlafzimmer" value="1">3Schlafzimmer<br></span>  
							<span><input type="checkbox" name="badezimmer" value="1">2Badezimmer(Dusche/WC)</span><br>  
							<input type="checkbox" name="wintergarten" value="1">Wintergarten<br>  
							<input type="checkbox" name="wc" value="1">Gäste-WC<br>  
							<input type="checkbox" name="rollschalf" value="1">Rollläden Schlafzimmer<br>  
							<input type="checkbox" name="fliegenschlaf" value="1">Fliegengitter Schlafzimmer<br>  
							<input type="checkbox" name="fliegenkomplett" value="1">Fliegengitter komplett<br>  
							<input type="checkbox" name="carport" value="1">Carport<br>  
							<input type="checkbox" name="ebenerdigeDusche" value="1">ebenerdige Dusche<br>  
							<input type="checkbox" name="weitereFernseher" value="1">weitere Fernseher  
					</div></details>
						</p>
						
						}
						else
						{}
						

						<p class="hb-people-wrapper hb-people-wrapper-children hb-people-wrapper-last">  
							[children_label]
							[people_selects_children]
							<input class="hb-children-hidden" type="hidden" value="[children]" />  
						</p>
						[admin_accommodation_type]
						<p class="hb-search-submit-wrapper hb-search-button-wrapper">  
							[search_label]
							<input type="submit" id="hb-search-form-submit" value="[string_search_button]" />  
						</p>
						
					</div><!-- .hb-search-fields -->
					<p class="hb-search-error">&nbsp;</p>  
					<p class="hb-search-no-result">&nbsp;</p>  
					<p class="hb-booking-searching">[string_searching]</p>  

				</div><!-- .hb-search-fields-and-submit -->
				<input type="hidden" class="hb-results-show-only-accom-id" name="hb-results-show-only-accom-id" />  
				<input type="hidden" class="hb-chosen-options" name="hb-chosen-options" value=\'[options]\' />  
				<input type="hidden" class="hb-chosen-accom-num" name="hb-chosen-accom-num" value=\'[accom_num]\' />  
				           
            
			</form><!-- end #hb-booking-search-form -->