Move dropzone form view helper to print_api

Fixes #21715

bug_file_upload_inc.php

@@ -61,7 +61,7 @@
 	enctype="multipart/form-data"
 	action="bug_file_add.php"
 	class="form-inline auto-dropzone-form"
-<?php include_once( dirname( __FILE__ ) . '/dropzone_inc.php' ) ?>>
+	<?php print_dropzone_form_data() ?>>
 <?php echo form_security_field( 'bug_file_add' ) ?>
 
 <div id="upload_form" class="widget-box widget-color-blue2 <?php echo $t_block_css ?>">

bug_report_page.php

@@ -240,7 +240,7 @@
 	method="post" <?php echo $t_form_encoding; ?>
 	action="bug_report.php?posted=1"
 	class="dropzone-form"
-<?php include_once( dirname( __FILE__ ) . '/dropzone_inc.php' ) ?>>
+	<?php print_dropzone_form_data() ?>>
 <?php echo form_security_field( 'bug_report' ) ?>
 <input type="hidden" name="m_id" value="<?php echo $f_master_bug_id ?>" />
 <input type="hidden" name="project_id" value="<?php echo $t_project_id ?>" />

bugnote_add_inc.php

@@ -68,7 +68,7 @@
 	action="bugnote_add.php"
 	enctype="multipart/form-data"
 	class="dz dropzone-form"
-<?php include_once( dirname( __FILE__ ) . '/dropzone_inc.php' ) ?>>
+	<?php print_dropzone_form_data() ?>>
 	<?php echo form_security_field( 'bugnote_add' ) ?>
 	<input type="hidden" name="bug_id" value="<?php echo $f_bug_id ?>" />
 	<div id="bugnote_add" class="widget-box widget-color-blue2 <?php echo $t_block_css ?>">

core/print_api.php

@@ -2097,3 +2097,26 @@ function print_max_filesize( $p_size, $p_divider = 1000, $p_unit = 'kb' ) {
 		. get_filesize_info( $p_size / $p_divider, lang_get( $p_unit ) );
 	echo '</span>';
 }
+
+/**
+ * Populate form element with dropzone data attributes
+ * @return void
+ */
+function print_dropzone_form_data() {
+	echo 'data-force-fallback="' . ( config_get( 'dropzone_enabled' ) ? 'false' : 'true' ) . '"' . "\n";
+	echo "\t" . 'data-max-filesize="'. ceil( config_get( 'max_file_size' ) / (1000 * 1024) ) . '"' . "\n";
+	echo "\t" . 'data-accepted-files="' . config_get( 'allowed_files' ) . '"' . "\n";
+	echo "\t" . 'data-default-message="' . htmlspecialchars( lang_get( 'dropzone_default_message' ) ) . '"' . "\n";
+	echo "\t" . 'data-fallback-message="' . htmlspecialchars( lang_get( 'dropzone_fallback_message' ) ) . '"' . "\n";
+	echo "\t" . 'data-fallback-text="' . htmlspecialchars( lang_get( 'dropzone_fallback_text' ) ) . '"' . "\n";
+	echo "\t" . 'data-file-too-big="' . htmlspecialchars( lang_get( 'dropzone_file_too_big' ) ) . '"' . "\n";
+	echo "\t" . 'data-invalid-file-type="' . htmlspecialchars( lang_get( 'dropzone_invalid_file_type' ) ) . '"' . "\n";
+	echo "\t" . 'data-response-error="' . htmlspecialchars( lang_get( 'dropzone_response_error' ) ) . '"' . "\n";
+	echo "\t" . 'data-cancel-upload="' . htmlspecialchars( lang_get( 'dropzone_cancel_upload' ) ) . '"' . "\n";
+	echo "\t" . 'data-cancel-upload-confirmation="' . htmlspecialchars( lang_get( 'dropzone_cancel_upload_confirmation' ) ) . '"' . "\n";
+	echo "\t" . 'data-remove-file="'. htmlspecialchars( lang_get( 'dropzone_remove_file' ) ) . '"' . "\n";
+	echo "\t" . 'data-remove-file-confirmation="' . htmlspecialchars( lang_get( 'dropzone_remove_file_confirmation' ) ) . '"' . "\n";
+	echo "\t" . 'data-max-files-exceeded="' . htmlspecialchars( lang_get( 'dropzone_max_files_exceeded' ) ) . '"' . "\n";
+	echo "\t" . 'data-dropzone-not-supported="' . htmlspecialchars( lang_get( 'dropzone_not_supported' ) ) . '"';
+
+}