PHP TablePress::get_user_display_name方法代码示例

    /**
     * Print the content of the "Table Information" post meta box
     *
     * @since 1.0.0
     */
    public function postbox_table_information($data, $box)
    {
        ?>
<table class="tablepress-postbox-table fixed">
<tbody>
	<tr class="bottom-border">
		<th class="column-1" scope="row"><label for="table-id"><?php 
        _e('Table ID', 'tablepress');
        ?>
:</label></th>
		<td class="column-2">
			<input type="hidden" name="table[id]" id="table-id" value="<?php 
        echo esc_attr($data['table']['id']);
        ?>
" />
			<input type="text" name="table[new_id]" id="table-new-id" value="<?php 
        echo esc_attr($data['table']['id']);
        ?>
" title="<?php 
        esc_attr_e('The Table ID can only consist of letters, numbers, hyphens (-), and underscores (_).', 'tablepress');
        ?>
" pattern="[A-Za-z0-9-_]+" required <?php 
        echo !current_user_can('tablepress_edit_table_id', $data['table']['id']) ? 'readonly ' : '';
        ?>
/>
			<div style="float: right; margin-right: 1%;"><label for="table-information-shortcode"><?php 
        _e('Shortcode', 'tablepress');
        ?>
:</label>
			<input type="text" id="table-information-shortcode" class="table-shortcode" value="<?php 
        echo esc_attr('[' . TablePress::$shortcode . " id={$data['table']['id']} /]");
        ?>
" readonly="readonly" /></div>
		</td>
	</tr>
	<tr class="top-border">
		<th class="column-1" scope="row"><label for="table-name"><?php 
        _e('Table Name', 'tablepress');
        ?>
:</label></th>
		<td class="column-2"><input type="text" name="table[name]" id="table-name" class="large-text" value="<?php 
        echo esc_attr($data['table']['name']);
        ?>
" /></td>
	</tr>
	<tr class="bottom-border">
		<th class="column-1 top-align" scope="row"><label for="table-description"><?php 
        _e('Description', 'tablepress');
        ?>
:</label></th>
		<td class="column-2"><textarea name="table[description]" id="table-description" class="large-text" rows="4"><?php 
        echo esc_textarea($data['table']['description']);
        ?>
</textarea></td>
	</tr>
	<tr class="top-border">
		<th class="column-1" scope="row"><?php 
        _e('Last Modified', 'tablepress');
        ?>
:</th>
		<td class="column-2"><?php 
        printf(__('%1$s by %2$s', 'tablepress'), '<span id="last-modified">' . TablePress::format_datetime($data['table']['last_modified']) . '</span>', '<span id="last-editor">' . TablePress::get_user_display_name($data['table']['options']['last_editor']) . '</span>');
        ?>
</td>
	</tr>
</tbody>
</table>
<?php 
    }

 /**
  * Handle Shortcode [table-info id=<ID> field=<name> /] in the_content()
  *
  * @since 1.0.0
  *
  * @param array $shortcode_atts List of attributes that where included in the Shortcode
  * @return string Text that replaces the Shortcode (error message or asked-for information)
  */
 public function shortcode_table_info($shortcode_atts)
 {
     // For empty Shortcodes like [table-info] or [table-info /], an empty string is passed, see Core #26927
     $shortcode_atts = (array) $shortcode_atts;
     // parse Shortcode attributes, only allow those that are specified
     $default_shortcode_atts = array('id' => '', 'field' => '', 'format' => '');
     /**
      * Filter the available/default attributes for the [table-info] Shortcode.
      *
      * @since 1.0.0
      *
      * @param array $default_shortcode_atts The [table-info] Shortcode default attributes.
      */
     $default_shortcode_atts = apply_filters('tablepress_shortcode_table_info_default_shortcode_atts', $default_shortcode_atts);
     $shortcode_atts = shortcode_atts($default_shortcode_atts, $shortcode_atts);
     // Optional third argument left out on purpose. Use filter in the next line instead.
     /**
      * Filter the attributes that were passed to the [table-info] Shortcode.
      *
      * @since 1.0.0
      *
      * @param array $shortcode_atts The attributes passed to the [table-info] Shortcode.
      */
     $shortcode_atts = apply_filters('tablepress_shortcode_table_info_shortcode_atts', $shortcode_atts);
     /**
      * Filter whether the output of the [table-info] Shortcode is overwritten/short-circuited.
      *
      * @since 1.0.0
      *
      * @param bool|string $overwrite      Whether the [table-info] output is overwritten. Return false for the regular content, and a string to overwrite the output.
      * @param array       $shortcode_atts The attributes passed to the [table-info] Shortcode.
      */
     $overwrite = apply_filters('tablepress_shortcode_table_info_overwrite', false, $shortcode_atts);
     if ($overwrite) {
         return $overwrite;
     }
     // check, if a table with the given ID exists
     $table_id = preg_replace('/[^a-zA-Z0-9_-]/', '', $shortcode_atts['id']);
     if (!TablePress::$model_table->table_exists($table_id)) {
         $message = "[table &#8220;{$table_id}&#8221; not found /]<br />\n";
         /** This filter is documented in controllers/controller-frontend.php */
         $message = apply_filters('tablepress_table_not_found_message', $message, $table_id);
         return $message;
     }
     // load the table
     $table = TablePress::$model_table->load($table_id, true, true);
     // Load table, with table data, options, and visibility settings
     if (is_wp_error($table)) {
         $message = "[table &#8220;{$table_id}&#8221; could not be loaded /]<br />\n";
         /** This filter is documented in controllers/controller-frontend.php */
         $message = apply_filters('tablepress_table_load_error_message', $message, $table_id, $table);
         return $message;
     }
     $field = preg_replace('/[^a-z_]/', '', strtolower($shortcode_atts['field']));
     $format = preg_replace('/[^a-z]/', '', strtolower($shortcode_atts['format']));
     // generate output, depending on what information (field) was asked for
     switch ($field) {
         case 'name':
         case 'description':
             $output = $table[$field];
             break;
         case 'last_modified':
             switch ($format) {
                 case 'raw':
                     $output = $table['last_modified'];
                     break 2;
                 case 'human':
                     $modified_timestamp = strtotime($table['last_modified']);
                     $current_timestamp = current_time('timestamp');
                     $time_diff = $current_timestamp - $modified_timestamp;
                     if ($time_diff >= 0 && $time_diff < DAY_IN_SECONDS) {
                         // time difference is only shown up to one day
                         $output = sprintf(__('%s ago', 'tablepress'), human_time_diff($modified_timestamp, $current_timestamp));
                     } else {
                         $output = TablePress::format_datetime($table['last_modified'], 'mysql', '<br />');
                     }
                     break 2;
                 case 'mysql':
                 default:
                     $output = TablePress::format_datetime($table['last_modified'], 'mysql', ' ');
                     break 2;
             }
             break;
         case 'last_editor':
             $output = TablePress::get_user_display_name($table['options']['last_editor']);
             break;
         case 'author':
             $output = TablePress::get_user_display_name($table['author']);
             break;
         case 'number_rows':
             $output = count($table['data']);
             if ('raw' != $format) {
//.........这里部分代码省略.........

 /**
  * Callback to for the array sort function
  *
  * @since 1.0.0
  *
  * @param array $item_a First item that shall be compared to...
  * @param array $item_b the second item
  * @return int (-1, 0, 1) depending on which item sorts "higher"
  */
 protected function _order_callback($item_a, $item_b)
 {
     global $orderby, $order;
     if ('last_modified_by' != $orderby) {
         if ($item_a[$orderby] == $item_b[$orderby]) {
             return 0;
         }
     } else {
         if ($item_a['options']['last_editor'] == $item_b['options']['last_editor']) {
             return 0;
         }
     }
     // certain fields require some extra work before being sortable
     switch ($orderby) {
         case 'last_modified':
             // Compare UNIX timestamps for "last modified", which actually is a mySQL datetime string
             $result = strtotime($item_a['last_modified']) > strtotime($item_b['last_modified']) ? 1 : -1;
             break;
         case 'author':
             // Get the actual author name, plain value is just the user ID
             $result = strnatcasecmp(TablePress::get_user_display_name($item_a['author']), TablePress::get_user_display_name($item_b['author']));
             break;
         case 'last_modified_by':
             // Get the actual last editor name, plain value is just the user ID
             $result = strnatcasecmp(TablePress::get_user_display_name($item_a['options']['last_editor']), TablePress::get_user_display_name($item_b['options']['last_editor']));
             break;
         default:
             // other fields (ID, name, description) are sorted as strings
             $result = strnatcasecmp($item_a[$orderby], $item_b[$orderby]);
     }
     return 'asc' == $order ? $result : -$result;
 }

 /**
  * Save the table after the "Save Changes" button on the "Edit" screen has been clicked.
  *
  * @since 1.0.0
  */
 public function ajax_action_save_table()
 {
     if (empty($_POST['tablepress']) || empty($_POST['tablepress']['id'])) {
         wp_die('-1');
     } else {
         $edit_table = wp_unslash($_POST['tablepress']);
     }
     // Check if the submitted nonce matches the generated nonce we created earlier, dies -1 on failure.
     TablePress::check_nonce('edit', $edit_table['id'], '_ajax_nonce', true);
     // Ignore the request if the current user doesn't have sufficient permissions.
     if (!current_user_can('tablepress_edit_table', $edit_table['id'])) {
         wp_die('-1');
     }
     // Default response data.
     $success = false;
     $message = 'error_save';
     $error_details = '';
     do {
         // to be able to "break;" (allows for better readable code)
         // Load table, without table data, but with options and visibility settings.
         $existing_table = TablePress::$model_table->load($edit_table['id'], false, true);
         if (is_wp_error($existing_table)) {
             // maybe somehow load a new table here? (TablePress::$model_table->get_table_template())?
             // Add an error code to the existing WP_Error.
             $existing_table->add('ajax_save_table_load', '', $edit_table['id']);
             $error_details = $this->get_wp_error_string($existing_table);
             break;
         }
         // Check and convert data that was transmitted as JSON.
         if (empty($edit_table['data']) || empty($edit_table['options']) || empty($edit_table['visibility'])) {
             // Create a new WP_Error.
             $empty_data_error = new WP_Error('ajax_save_table_data_empty', '', $edit_table['id']);
             $error_details = $this->get_wp_error_string($empty_data_error);
             break;
         }
         $edit_table['data'] = (array) json_decode($edit_table['data'], true);
         $edit_table['options'] = (array) json_decode($edit_table['options'], true);
         $edit_table['visibility'] = (array) json_decode($edit_table['visibility'], true);
         // Check consistency of new table, and then merge with existing table.
         $table = TablePress::$model_table->prepare_table($existing_table, $edit_table, true, true);
         if (is_wp_error($table)) {
             // Add an error code to the existing WP_Error.
             $table->add('ajax_save_table_prepare', '', $edit_table['id']);
             $error_details = $this->get_wp_error_string($table);
             break;
         }
         // DataTables Custom Commands can only be edit by trusted users.
         if (!current_user_can('unfiltered_html')) {
             $table['options']['datatables_custom_commands'] = $existing_table['options']['datatables_custom_commands'];
         }
         // Save updated table.
         $saved = TablePress::$model_table->save($table);
         if (is_wp_error($saved)) {
             // Add an error code to the existing WP_Error.
             $saved->add('ajax_save_table_save', '', $table['id']);
             $error_details = $this->get_wp_error_string($saved);
             break;
         }
         // At this point, the table was saved successfully, possible ID change remains.
         $success = true;
         $message = 'success_save';
         // Check if ID change is desired.
         if ($table['id'] === $table['new_id']) {
             // If not, we are done.
             break;
         }
         // Change table ID.
         if (current_user_can('tablepress_edit_table_id', $table['id'])) {
             $id_changed = TablePress::$model_table->change_table_id($table['id'], $table['new_id']);
             if (!is_wp_error($id_changed)) {
                 $message = 'success_save_success_id_change';
                 $table['id'] = $table['new_id'];
             } else {
                 $message = 'success_save_error_id_change';
                 // Add an error code to the existing WP_Error.
                 $id_changed->add('ajax_save_table_id_change', '', $table['new_id']);
                 $error_details = $this->get_wp_error_string($id_changed);
             }
         } else {
             $message = 'success_save_error_id_change';
             $error_details = 'table_id_could_not_be_changed: capability_check_failed';
         }
     } while (false);
     // Do-while-loop through this exactly once, to be able to "break;" early.
     // Generate the response.
     // Common data for all responses.
     $response = array('success' => $success, 'message' => $message);
     if ($success) {
         $response['table_id'] = $table['id'];
         $response['new_edit_nonce'] = wp_create_nonce(TablePress::nonce('edit', $table['id']));
         $response['new_preview_nonce'] = wp_create_nonce(TablePress::nonce('preview_table', $table['id']));
         $response['last_modified'] = TablePress::format_datetime($table['last_modified']);
         $response['last_editor'] = TablePress::get_user_display_name($table['options']['last_editor']);
     }
     if (!empty($error_details)) {
//.........这里部分代码省略.........

 /**
  * Callback to determine whether the given $item contains the search term.
  *
  * @since 1.0.0
  *
  * @param string $item Table ID that shall be searched.
  * @return bool Whether the search term was found or not.
  */
 protected function _search_callback($item)
 {
     static $term, $json_encoded_term;
     if (is_null($term) || is_null($json_encoded_term)) {
         $term = wp_unslash($_GET['s']);
         $json_encoded_term = substr(json_encode($term), 1, -1);
     }
     // Load table again, with table data, but without options and visibility settings.
     $item = TablePress::$model_table->load($item, true, false);
     if (isset($item['is_corrupted']) && $item['is_corrupted']) {
         return false;
         // Don't search corrupted tables
     }
     // Search from easy to hard, so that "expensive" code maybe doesn't have to run.
     if (false !== stripos($item['id'], $term) || false !== stripos($item['name'], $term) || false !== stripos($item['description'], $term) || false !== stripos(TablePress::get_user_display_name($item['author']), $term) || false !== stripos(TablePress::format_datetime($item['last_modified'], 'mysql', ' '), $term) || false !== stripos(json_encode($item['data']), $json_encoded_term)) {
         return true;
     }
     return false;
 }

 /**
  * Callback to determine whether the given $item contains the search term
  *
  * @since 1.0.0
  *
  * @param array $item Item that shall be searched
  * @return bool Whether the search term was found or not
  */
 protected function _search_callback($item)
 {
     static $term;
     if (is_null($term)) {
         $term = stripslashes($_GET['s']);
     }
     $item = TablePress::$controller->model_table->load($item['id']);
     // load table again, with data
     // search from easy to hard, so that "expensive" code maybe doesn't have to run
     if (false !== stripos($item['id'], $term) || false !== stripos($item['name'], $term) || false !== stripos($item['description'], $term) || false !== stripos(TablePress::get_user_display_name($item['author']), $term) || false !== stripos(TablePress::format_datetime($item['last_modified'], 'mysql', ' '), $term) || false !== stripos(json_encode($item['data']), $term)) {
         return true;
     }
     return false;
 }

 /**
  * Handle Shortcode [table-info id=<ID> field=<name> /] in the_content()
  *
  * @since 1.0.0
  *
  * @param array $atts list of attributes that where included in the Shortcode
  * @return string Text that replaces the Shortcode (error message or asked-for information)
  */
 public function shortcode_table_info($shortcode_atts)
 {
     // parse Shortcode attributes, only allow those that are specified
     $default_shortcode_atts = array('id' => 0, 'field' => '', 'format' => '');
     $default_shortcode_atts = apply_filters('tablepress_shortcode_table_info_default_shortcode_atts', $default_shortcode_atts);
     $shortcode_atts = shortcode_atts($default_shortcode_atts, $shortcode_atts);
     $shortcode_atts = apply_filters('tablepress_shortcode_table_info_shortcode_atts', $shortcode_atts);
     // allow a filter to determine behavior of this function, by overwriting its behavior, just need to return something other than false
     $overwrite = apply_filters('tablepress_shortcode_table_info_overwrite', false, $shortcode_atts);
     if ($overwrite) {
         return $overwrite;
     }
     // check, if a table with the given ID exists
     $table_id = preg_replace('/[^a-zA-Z0-9_-]/', '', $shortcode_atts['id']);
     if (!$this->model_table->table_exists($table_id)) {
         $message = "[table &#8220;{$table_id}&#8221; not found /]<br />\n";
         $message = apply_filters('tablepress_table_not_found_message', $message, $table_id);
         return $message;
     }
     // load the table
     $table = $this->model_table->load($table_id);
     if (false === $table) {
         $message = "[table &#8220;{$table_id}&#8221; could not be loaded /]<br />\n";
         $message = apply_filters('tablepress_table_load_error_message', $message, $table_id);
         return $message;
     }
     $field = preg_replace('/[^a-z_]/', '', strtolower($shortcode_atts['field']));
     $format = preg_replace('/[^a-z]/', '', strtolower($shortcode_atts['format']));
     // generate output, depending on what information (field) was asked for
     switch ($field) {
         case 'name':
         case 'description':
             $output = $table[$field];
             break;
         case 'last_modified':
             switch ($format) {
                 case 'raw':
                     $output = $table['last_modified'];
                     break 2;
                 case 'mysql':
                     $output = TablePress::format_datetime($table['last_modified'], 'mysql', ' ');
                     break 2;
                 case 'human':
                     $modified_timestamp = strtotime($table['last_modified']);
                     $current_timestamp = current_time('timestamp');
                     $time_diff = $current_timestamp - $modified_timestamp;
                     if ($time_diff >= 0 && $time_diff < DAY_IN_SECONDS) {
                         // time difference is only shown up to one day
                         $output = sprintf(__('%s ago', 'tablepress'), human_time_diff($modified_timestamp, $current_timestamp));
                     } else {
                         $output = TablePress::format_datetime($table['last_modified'], 'mysql', '<br />');
                     }
                     break 2;
                 default:
                     $output = TablePress::format_datetime($table['last_modified'], 'mysql', ' ');
             }
             break;
         case 'last_editor':
             $output = TablePress::get_user_display_name($table['options']['last_editor']);
             break;
         case 'author':
             $output = TablePress::get_user_display_name($table['author']);
             break;
         default:
             $output = "[table-info field &#8220;{$field}&#8221; not found in table &#8220;{$table_id}&#8221; /]<br />\n";
             $output = apply_filters('tablepress_table_info_not_found_message', $output, $table, $field, $format);
     }
     $output = apply_filters('tablepress_shortcode_table_info_output', $output, $table, $shortcode_atts);
     return $output;
 }

 /**
  * Save the table after the "Save Changes" button on the "Edit" screen has been clicked
  *
  * @since 1.0.0
  */
 public function ajax_action_save_table()
 {
     if (empty($_POST['tablepress']) || empty($_POST['tablepress']['id'])) {
         wp_die('-1');
     } else {
         $edit_table = stripslashes_deep($_POST['tablepress']);
     }
     // check to see if the submitted nonce matches with the generated nonce we created earlier, dies -1 on fail
     TablePress::check_nonce('edit', $edit_table['id'], '_ajax_nonce', true);
     // ignore the request if the current user doesn't have sufficient permissions
     if (!current_user_can('tablepress_edit_table', $edit_table['id'])) {
         wp_die('-1');
     }
     // default response data:
     $success = false;
     $message = 'error_save';
     do {
         // to be able to "break;" (allows for better readable code)
         // Load existing table from DB
         $existing_table = $this->model_table->load($edit_table['id']);
         if (false === $existing_table) {
             // maybe somehow load a new table here? ($this->model_table->get_table_template())?
             break;
         }
         // Check and convert data that was transmitted as JSON
         if (empty($edit_table['data']) || empty($edit_table['options']) || empty($edit_table['visibility'])) {
             break;
         }
         $edit_table['data'] = json_decode($edit_table['data'], true);
         $edit_table['options'] = json_decode($edit_table['options'], true);
         $edit_table['visibility'] = json_decode($edit_table['visibility'], true);
         // Check consistency of new table, and then merge with existing table
         $table = $this->model_table->prepare_table($existing_table, $edit_table, true, true);
         if (false === $table) {
             break;
         }
         // DataTables Custom Commands can only be edit by trusted users
         if (!current_user_can('unfiltered_html')) {
             $table['options']['datatables_custom_commands'] = $existing_table['options']['datatables_custom_commands'];
         }
         // Save updated table
         $saved = $this->model_table->save($table);
         if (false === $saved) {
             break;
         }
         // at this point, the table was saved successfully, possible ID change remains
         $success = true;
         $message = 'success_save';
         // Check if ID change is desired
         if ($table['id'] === $table['new_id']) {
             // if not, we are done
             break;
         }
         // Change table ID
         if (current_user_can('tablepress_edit_table_id', $table['id'])) {
             $id_changed = $this->model_table->change_table_id($table['id'], $table['new_id']);
         } else {
             $id_changed = false;
         }
         if ($id_changed) {
             $message = 'success_save_success_id_change';
             $table['id'] = $table['new_id'];
         } else {
             $message = 'success_save_error_id_change';
         }
     } while (false);
     // do-while-loop through this exactly once, to be able to "break;" early
     // Generate the response
     $response = array('success' => $success, 'message' => $message);
     if ($success) {
         $response['table_id'] = $table['id'];
         $response['new_edit_nonce'] = wp_create_nonce(TablePress::nonce('edit', $table['id']));
         $response['new_preview_nonce'] = wp_create_nonce(TablePress::nonce('preview_table', $table['id']));
         $response['last_modified'] = TablePress::format_datetime($table['last_modified']);
         $response['last_editor'] = TablePress::get_user_display_name($table['options']['last_editor']);
     }
     // Send the response
     $response['output_buffer'] = ob_get_clean();
     // buffer all outputs, to prevent errors/warnings being printed that make the JSON invalid
     wp_send_json($response);
 }